PVsyst release notes

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Version 8.0.6

Download - Published on January 14, 2025

Improvements

Databases update
Optimizer: new Sungo optimizers available
Electrical Shadings: tool for analysing the effect of very low voltage reverse cell characteristics on the shading losses.

Corrections

3D scene: variants saved in PVsyst V7 with trackers and a 3D scene, and which have a custom tracker selection for the diffuse shadings calculation, are now giving correct results for the diffuse shading losses
3D scene: importing objects in the 3D scene doesn't create unnecessary orientations anymore
3D scene: "rotate" tags are now properly handled in DAE/PVC files
3D scene: using the rotation tool no longer causes crashes
3D scene: opening a composed object no longer causes crashes
3D scene: computing the shadings factor tables in multithread no longer causes crashes
Bifacial 2D model: number of rows is now correctly estimated from the 3D scene
Module layout: printing module layout of some variants no longer causes crashes
Project: several errors have been fixed in the variants management window
Report: the report generation no longer crashes when the shading scene is empty
Report: the saved view of the shadings scene is now correctly rendered in the report in the Southern Hemisphere
Shadings: Diffuse and Aldebo attenuations are now displayed correctly in both table and diagram when partitions are used
Simulation in batch mode: setting a large number of trackers in the CSV file no longer causes crashes
Bifacial simulation: sometimes the backside contribution was null, with message "Nominal array energy balance error
Stand alone simulation: the T_LOL variable is now registered in the results
System: creating new subarrays when the subarray sizing window is opened no longer causes crashes
Trackers: the azimuths of trackers in a zone created in the southern hemisphere are now homogeneous
Weather data from PVGIS: data reading update following the TMY API data format change
Weather data, sub-hourly data import: fixed several consistency problems in case of missing data entries..

Version 8.0.5

Download - Published on December 17, 2024

Improvements

Weather data, SOLCAST: update related to free accounts policy change (TMY data no longer available).

Corrections

3D scene: shading factors table computation in multithread is now consistent even after running the simulation
3D scene: shading factors are now correctly computed in scenes with averaged orientations
3D scene: editing a sample field in zone tool no longer causes crashes
3D scene: it is now possible to convert domes into fixed tilt tables
3D scene: creating a portion of cylinder with decimal values no longer causes crashes
3D scene: importing a ground image larger than 15000 pixels in height or in width is no longer possible
Help: improved warning message for table area mismatch
Module layout: deleting a 3D polygonal field with a defined module layout no longer causes a crash
Module layout: orientations displayed now everywhere according to their number not their internal ID
Optimizers, Huawei: improved strings auto attribution in cases where several strings can be allocated to each MPPT input
Project: fixed out of bound index issue in variant selection dropdown list
PV modules: lower limit on Rserie updated for modern modules (M12 cells)
Report: the horizon plot is now displayed for tracking orientations
Sub-hourly weather data import: end of time interval stamps are now read correctly.

Version 8.0.4

Download - Published on December 05, 2024

Corrections

3D scene: importing objects into a building or a composed object no longer causes crashes
3D scene: running the simulation doesn't remove trackers from zones and groups anymore
Ergonomy: maximize for horizontally constrained dialog takes into account the windows taskbar
System ergonomy: mixed Orientations names in sizing now match definition in Orientation part
System: closing power sharing windows when single-line diagram is open no longer causes crashes
System: inverter output distribution no longer dispayed with wrong infomation if the array has no orientation.

Version 8.0.3

Download - Published on November 28, 2024

Corrections

3D scene: sliding a row in a zone no longer causes crashes
3D scene: negative tilt is allowed again when rotating non PV objects
3D scene: orientation changes in the 'List and management of objects' window are now applied only to selected objects
Losses: on variants simulated in previous versions and saved in version 8, issues with the IAM and soiling losses do not affect the loss diagram anymore
Optimizers, Huawei: night consumption is now correctly computed
Optimizers, Huawei: Inverter efficiency is now correctly computed when multiple MPPT are used
Orientation: the specific use case leading to two orientations having the same ID has been fixed
Project: the iron losses coming from the medium voltage transfomators are now correctly read from V7 files
Losses, study of the Mismatch between strings: choosing another sub-array no longer causes crashes
Losses, study of the Mismatch in voltage between strings: changing the Vmpp value no longer causes crashes.

Version 8.0.2

Download - Published on November 21, 2024

Corrections

3D scene: the "List and Management of objects" window doesn't display "#0" anymore for the orientation of an orphan PV field
3D scene: recording a video of the shadings animation now works again
3D scene: hiding a ground image now makes it transparent instead of white
3D scene: rotating a zone no longer causes crashes
3D scene: importing trackers from a H2P file now creates the correct orientations
3D scenes with small base slope: user is not prompted to recompute shading factor tables continuously anymore
Horizon: using the horizon window of the presizing tool no longer causes crashes
Orientation: opening a 3D scene containing tables without associated orientation no longer causes crashes
Orientation: editing orientation no longer causes crashes
Orientation: importing a PVC file with tables and trackers on a project with existing orientations no longer causes crashes
Project: the field orientation is now matching the orientation's definition when reading V7 variant
System: opening some variants no longer causes crashes
System: the overload losses estimated for system sizing for variants with simulation results from a different site are now correct
Tools, batch mode and optimization tool: the mounting height parameter can be used again for bifacial simulations.

Version 8.0.1

Download - Published on November 15, 2024

Improvements

Optimizers, Huawei: default overload value at the optimizers inputs is now 10% and only generates a warning instead of an error message.

Corrections

3D scene: double-clicking or rotating on an orphan PV field no longer causes crashes
3D scene: selecting an orientation in the "List and Management of objects" window for an orphan PV field no longer causes crashes
Optimizers: deleting a subarray with SolarEdge optimizers no longer causes crashes
Orientation: several crashes related to the new orientations have been fixed
Simulation: computing shadings using Module Layout no longer causes crashes
Workspace: importing some V7 configurations no longer causes crashes.

Version 8.0.0

Download - Published on November 07, 2024

Info

PVsyst version 8 is a major release. PVsyst software becomes much more flexible and intuitive. The management of orientations is now at the heart of the organization of PVsyst projects.

New features

More flexible orientations

Unlimited number of orientations
Possibility to mix trackers and fixed planes in the same simulation
Bifacial is now allowed in several orientations
Partial system for diffuse shadings calculation is now to be specified per orientation
System: mixed orientations are now possible for all kinds of fields
Standalone systems: several sub-arrays and orientations may now be defined.

New related product

PVsystCLI: text-based interface for executing PVsyst simulations, allowing for automation and integration with other software tools.

In the 3D scene

Users can now download a ground image and the ground topography from the interactive map.
Users can now hide/show a ground image and crop it
An orientation control tool has been added to the user interface
All objects can now be rotated on the (X/Z) axis.

The PVsyst documentation has been updated with a new style and new features (based on "mkDocs" technology)

The search engine has been improved
Light and dark modes are now available
Faster navigation between the different sections of a page through the addition of a table of contents
The online help and the documentation installed with PVsyst are now visually identical
The visual style of all pages has been harmonized
Readability has been improved with new styling items such as: buttons and keyboard shortcuts, menu items, quotes, info boxes (tips, warnings, ...), etc.
Easier printing of the documentation
Ability to open the help in the default web-browser (enables translation)

Other new features

Bifacial: allow user to specify pitch for irradiance model to be used in simulation
Horizon: direct import for SolarAnywhere Horizon profile is now available
Interactive map: users can now choose between Bing Maps and OpenStreetMap in the preferences
Simulation: PVsyst now utilizes sub-hourly irradiance data to establish a sub-hourly clipping correction
New optimizers available: AdvanSol, Sungo and Generic
Optimizers: Huawei Sun5000 inverters are now available
Weather databases: update to Meteonorm 8.2.

Improvements

3D scene: the shading tables are now defined with more precision
3D scene: computing the shading factor tables is now up to 2x faster in monothread and up to 6x faster in multithread
3D scene: the ground data import from CSV coordinates has been enhanced to provide additional control over translation, rotation around the origin, and simplification of topology
3D scene: field orientation can now be changed in "List and management of objects" dialog
3D scene, ergonomics: all transform actions have been moved from the “Create” menu to the new “Transform” menu
3D scene, file import: the automatic translation behavior for DAE/PVC/3DS files now considers the actual distance from the origin, accounting for the scale unit.
Components: a small bifaciality factor can be set for CdTe Modules without triggering a warning message
GUI: the home page is now reorganized and other windows harmonized
Help: a section has been added for "Transform to arrays" and "Transform to single array" in the shadings scene
PV module aging: the respective contributions are now 80% for current and 20% for voltage (was 50/50% in version 7)
Report: PDF file is no longer password protected
Report: it's now possible to select US date format
Renamed GCRs in report for more clarity: Backtracking GCR and Average GCR
Simulation is now disabled as long as partial system modes are not choosen by user
Trackers, diffuse shadings: the default central tracker selection has been improved
Weather data: users can now import PXX SolarAnywhere weather data files directly in known format
Weather data: precipitable water values are taken into account for NSRDB hourly files.

Corrections

3D scene: improved collision detection between PV fields and ground object
3D scene: objects now rotate correctly in southern hemisphere when rotation is done with the mouse
3D scene: field parameters are now correctly saved when "By sensitive sizes" is selected
3D scene, PVC file import: importing 3D files with coordinates having many decimals now works correctly
3D scene: removed no longer used "Optimized shading calculation" from Tools menu
Backtracking: parameters are no longer lost upon selecting another orientation in Backtracking management
Optimizers: module layout now works correctly when having multiple modules in parallel
Optimizers: AMPT string optimizers with the Module Layout do not return a null production when modules are shaded
Orientations: reading of old variants containing dome fields is now correct
Pumping systems, universal controller: added a warning when using PCU of the pump not matching the PV array voltage
Simulation: the bifacial mismatch loss is now proportional to the Bifaciality factor
Standalone system: displayed orientation information is now correct
System: the "Add subarray" button now acts as expected
System: "Open" button color turns red when the component is invalid
System: the sizing histogram now considers both orientations with mixed orientations
Tools: the tool for visualizing transposition factors is now giving correct values for all tracker scenarios
Tracking: large axis tilt and azimuth spreads are no longer errors but warnings
Weather Tables and Graphs: in the plot 'Hourly Kt morning/afternoon' the line for the clear sky model during winter is now correct for sites on the southern hemisphere.

Version 7.4.8

Download - Published on July 18, 2024

Improvements

Databases update.
Tutorial: a new PDF tutorial was added: "Pseudo-sub-hourly simulation".

Version 7.4.7

Download - Published on May 23, 2024

Improvements

Databases update.

Corrections

Circuit, single line diagram: PVsyst does not crash anymore when displaying the inverter name in some configurations
Grid storage, peak shaving: the "EUnused" loss is now accounted for correctly
License: reading identifiers on some specific computer configurations no longer causes crashes (specific V7.4.6)
Losses: the MV line ohmic loss is now correct when several transformers are defined (specific V7.4.6)
Module layout: tables are no longer moving when performing string attributions
Module layout: PVsyst no longer freezes when opening the module layout for large systems
Module layout: all orientations are now available for electrical attribution when using Huawei inverters
Module layout: tables are not hidden by others anymore
Optimizers, Huawei: simulation now runs faster with large systems
Optimizers, Sungrow: the aging tool now works correctly
Shadings: sliding a row within the zone tool is now working properly
Shadings: a spurious input field when creating a 4-sided roof object has been removed
Shadings: when importing a PVC file with trackers, the axis now always follows the orientation choice of the user
Simulation, stand alone: the calculation of the missing energy value "E_Missing" is now correct when there is no backup generator
Simulation, stand alone: the loss below the minimum voltage of the controller is now correctly accounted for
Tutorial: a new PDF tutorial was added: "3D Procedures: Ground and Topography".

Version 7.4.6

Download - Published on March 19, 2024

Improvements

Backtracking: user is now warned whenever average GCR is not equal to GCR used for the backtracking algorithm
Bifacial: in the plots of the parametric studies the calculation resolution has been increased, and now the 'Global on ground' shows the dependance on 'height on ground' correctly
Components databases update
Grid storage: refactoring of grid storage model to better support oversized and undersized batteries. Improvement of the state of charge (SOC) management
Meteo, Meteonorm file import: data from high-latitude sites containing many entries with irradiance values of zero can now be imported without error
Shadings, polygonal PV tables: whenever a PV table is non-rectangular, bottom cell effects are no longer applied to the electrical shading calculation.

Corrections

Bifacial: the bifacial factor of the PV module is now considered when computing the rear mismatch loss
Circuit, single line diagram: the nominal AC power for multi-MPPT inverters is now displayed correctly
Circuit, single line diagram: sub-arrays with power sharing and non-uniform MPPT configuration are now handled
Economic evaluation: the simulation no longer changes the quantity of support structures defined by the user
Losses, unavailability: random periods are no longer modified after they have been defined
Meteo file import: the input value of the 'field No' column is now limited when importing a custom CSV file
Module Layout: the tooltip showing the inverter, MPPT and string information corresponds now to the list of string attributions
Optimizers, Huawei SUN2000: it is now possible to define two strings per MPPT
Project: creating two variants successively without saving the first one is now correctly managed
PV components: reading of PAN file no longer modifies Rserie and Rshunt values
Report: auxiliary losses: displayed unit for inverter output power threshold is now correct
Results: in the ASCII output files the variable FIAMShd has now the correct values
Shadings: PVsyst does not crash anymore when importing a DAE file after creating a zone
Shadings: users can now choose an East/West orientation for all the PV tables imported through a DAE or PVC file
Simulation: the results table window does not crash anymore while dragging parameters
Simulation, CPV: removed a small inaccuracy in angle of incidence calculation, which was leading to very large focal losses
Simulation: the MV ohmic loss is now computed correctly also when the MV transformers are defined by subarrays (special conditions)
Simulation, optimization tool: when the simulation fails, the displayed error is not 'Scan aborted by user' anymore but a list of errors
Simulation, energy management: inverter temperature options are now handled properly
Simulation, self-consumption without grid injection: the unused energy is now properly considered
Simulation, batch mode and optimization tool: the tilt and azimuth can now be varied in simulations with averaged orientations
System: selecting an invalid PV module no longer causes PVsyst to crash
System: a sub-array that uses power sharing and where the option 'use multi-MPPT feature' is switched off then back on, is now treated correctly
Trackers: MET files defined in solar time are now properly handled
Trackers with shadings: the partition model for electrical shading losses now considers the bottom row of cells
Translations: PVsyst does not crash anymore at startup when the language file could not be read
Workspace: PVsyst doesn't crash anymore when exporting a project in some specific scenarios.

Version 7.4.5

Download - Published on December 08, 2023

New features

Meteo: Solargis API TMY available amongst other options at site creation.

Improvements

Databases update
Meteo: more details are now displayed when importing weather data from a CSV file with many errors
Shadings: when importing a PVC file in the southern hemisphere the 180° rotation is no longer checked by default.

Corrections

Grid limitation: the simulation now correctly dispatches grid limitation losses when the MPP without limitation is below the inverter minimum voltage
Optimizers: simulation does not crash anymore when using Huawei optimizers in some conditions
Shadings: PVsyst now handles properly "phi min" and "phi max" when importing trackers from a PVC file
Simulation, orientation power sharing: when selecting the orientation power sharing option, the sub-arrays are now correctly balanced during the simulation. This will change the simulation results compared to previous versions
Trackers: the maximum differences in azimuth and tilt of trackers axes are now properly handled for an average orientation
Tools: import of custom meteo file containing incorrect date format does not crash PVsyst anymore
Tools: PVsyst doesn't crash anymore when unselecting a variable in the measured data tool.

Version 7.4.4

Download - Published on November 13, 2023

Corrections of errors specific to 7.4.3

Circuit: updating subarray names no longer causes crashes
Meteo: SolarAnywhere meteo import is working again
Optimizers: PVsyst doesn't crash anymore when adding a Huawei optimizer to an existing project
System: PVsyst doesn't crash anymore when having multiple subarrays, some with a Huawei optimizer and some without.

Version 7.4.3

Download - Published on November 03, 2023

New features

Optimizers, Huawei: implementation of the specific design rules established by Huawei with the specific associated inverters to each optimizer
Optimizers, Huawei: implementation of an editable list of inverters including strings and a long string strategy by voltage reduction.

Improvements

Meteo, Solargis Import: the new comma format is now supported
Shadings: new transformation actions added in the contextual menu of scene objects
Simulation: in batch mode, it is now possible to change the site and the meteorological file at the same time
Stand-alone systems: deep revision of the simulation process, which may lead to slightly different results
Stand-alone systems: cases of very high user loads values or back-up generator power value are now handled correctly
Stand-alone systems: improved presentation of results in the loss diagram including battery charge and discharge information and E_Solar variable.

Corrections

Bifacial systems: the number of rows is now correctly taken into account in the calculation of the diffuse contribution coming from the sky and arriving at the rear side. This corrects the results for vertical bifacial systems with a small number of rows
Bifacial systems: the time zone of a site in a variant is now checked when the site is assigned in the bifacial window. The case where the time zone is wrong is now handled correctly
Circuit: in the one-line diagram, the subarray names are now updated when they are renamed
Economic evaluation: displayed self-consumption value is now correct
Economic evaluation: the decimal precision of the feed-in tariff is now correct when opening a previously saved variant
Grid system with storage: revision of the proposed default values, namely for the number of batteries
Grid system with storage: the help button linked to the CSV file selection now displays the help page
Losses: MV line ohmic losses are now calculated correctly also when using multiple sub-arrays
Losses, FirstSolar spectral correction: PVsyst is now correctly handling module names that do not follow the naming rules
Losses: medium voltage line information panel is now correctly updated
Meteo: a date error does no longer appear when exporting certain meteorological files
Meteo, Solargis meteorological file import: file reading is now more robust
Meteo, Solargis meteorological file import: data at UTC+12 locations can now be imported correctly
Optimizers, AMPT: voltage calculation is now correct and no longer causes errors during simulation
PV modules: cell dimensions are now correctly written on file
Report: the monthly value of the energy from the sun in now available in the report options for suitable projects
Report, backtracking: the parameter determination mode is now displayed
Results, storage systems with "peak shaving" strategy: the variable "EUnusedEnergy" is not reset anymore when entering the advanced simulation dialog. This was giving errors for the energy dispatch balance
Shadings: when importing a 3D file with PV tables having a base slope, the user can now choose the way the orientation is created (according to the longest edge or according to the best azimuth)
Shadings: ground objects are now correctly moved when switching between building reference and geographic reference
Shadings: the "show modules strings" button in the shadings scene is now correctly disabled if module layout is not properly defined
Shadings: field interpenetration detection now also works correctly for minimum table spacing values
Shadings: shadows cast by faces with many vertices are now handled correctly
Shadings: it is now possible to define more precisely the direction of the trackers axis when importing DAE files
Shadings: creating a table with the pencil tool selected no longer generates errors
Shadings: dimension tolerance used to detect that an imported object is a rectangular PV table has been increased
Shadings: shading factor graph is now correctly displayed for tracking fields
Simulation, batch mode: transformer losses are now expressed as ratios rather than percentages in EXCEL
Stand-alone systems: the control thresholds are now saved with the variant in all cases
Storage, peak shaving dialog: the daily overload shown is now also correct when several subarrays are used
System, inverter power sharing: an incorrect error message no longer appears when the system has both central inverters and inverters with power sharing
Trackers, wind stow angles: negative angle values are now correctly treated
Trackers, wind stow: changes are now recognized in orientation window.

Version 7.4.2

Download - Published on August 31, 2023

Improvements

Electrical shadings, unlimited sheds and trackers: updated labels.

Corrections

Batch mode: fixed missing icons in batch mode (error specific to 7.4.1)
Bifacial trackers: axis azimuth in the backside irradiance model is now correct
Optimizer, Sungrow: the voltage limitation (Voc at TMin) is now taken into account when designing strings
Report: the simulation variables "Energy injected into grid" and "Performance Ratio" are again displayed by default in the report (error specific to 7.4.1)
Report: opening the report on Windows 7 no longer causes crashes (error specific to 7.4.1)
Shadings: when importing a 3D file with PV tables having a base slope, PVsyst now chooses the orientation with the best azimuth in case the longest edge and the edge with the lowest altitude are not the same
Shadings: shading factor tables now remain valid if no changes have been made to the shading scene
Simulation: PVsyst doesn't crash anymore when running a simulation with measured data for an incomplete month.

Version 7.4.1

Download - Published on August 22, 2023

Improvements

Databases update
Report: added mode (fast or slow) used for the simulation of shadings
Shadings: showing/hiding the axes, grid and cardinal points can now be performed from the toolbar.

Corrections

Aging tool: after a simulation, the index for the simulation year is now displayed correctly in the loss diagram
Circuit, single-line diagram: cable length remains displayed after zooming
Economic evaluation: depreciation parameters are not lost anymore after running the simulation
Hourly parameters: PVsyst doesn't crash anymore when reentering the window
Project, energy management: messages notifying changes are now correctly managed
Report: it's no longer possible to print the report without any page
Report: monthly results table columns selection is now correctly saved
Results: the header of the output file is now correct for monthly files
Results, output file: for grid storage systems the values of the variable "ESOCBal" are now non-zero
Shadings scene: azimuth field is now updated in the allowed range when using rotation tool
Shadings: the azimuth is now updated as soon as the mouse button is released on the rotation tool
Shadings: the rotation arrow "gizmo" is now updated correctly after a rotation
Shadings, import of DAE and PVC files: the lists of polygons, the units and the overlapping faces are now handled correctly
Shadings: the edition of central gap field for trackers is now correctly managed
Shadings: correction of the error message displayed when a big central gap for trackers induces a null sensitive area
Shadings: the popup menu is now displayed properly when we right click on an object
Shadings: the module layout is now properly displayed for all rectangular PV planes
Shadings: when drawing triangle with pencil tool, the rotation in plane value does not go out of bounds anymore
Shadings: when editing a single PV table, the table's height and length units are now displayed
System: filling the MPPT's with different module quantities does not crash anymore
System, grid limitation: very small values for the grid limitation do not cause any more infinite loops
Settings: added a preference to turn off the system beep.

Version 7.4.0

Download - Published on June 26, 2023

New features

Meteo import: possibility to import 3E TMY hourly data in Import in known format
Optimizer: implemented Sungrow optimizers, with sizing constraints (inverters allowed, limits on the number in series, etc.) and update of the help
Trackers: wind stow position for tilted axis and horizontal North-South trackers.

Improvements

Databases: significant updates of pumps, controllers, batteries, PV modules, inverters and optimizers (SolarEdge)
Electrical shadings, partitions model and unlimited orientations: improvement of the model. This improvement may lead to changes in the electrical shading losses and simulation results
Electrical shadings, partitions model: more detailed treatment of the effect of shades on the bottom row of PV cells. Simulation results from the calculation in partitions, or "according to strings", may change. The help pages have been updated accordingly
Meteo: NREL NSRDB TMY import is now available for Asia, Australia and Pacific
Shadings: modules are now displayed in the field edition dialog even if the sizing is defined "By sensitive area"
Simulation: batch mode now handles the use of column separators in text fields of parameter files
Simulation: in the batch mode it is now possible to avoid overwriting existing parameter files
Spectral correction: improved messages to user, if spectral correction model cannot be applied.

Corrections

Backtracking: when importing a new scene, the automatic backtracking parameters are now adapted accordingly
Backtracking: backtracking table width is not overestimated by adding the inactive frames anymore
Backtracking: frames are now handled correctly for north-south and tilted axis trackers
Bifacial systems: loss diagram in detailed result is now coherent with the one in the report
Economic evaluation: displayed energy production is now correct
Economic evaluation: quantity for batteries in investment costs is now correct when using Universal Batteries
Losses: the loss diagram is now displayed correctly for systems with storage and weak grid islanding
Module layout: during simulation, securing the calculation of electrical shadings when the PV module submodules layout is not defined
PV components: the reordering of points in the "Measured low-light data" sub tab no longer causes crashes
PV components, battery definition dialog: several little dialog errors, like the edition of the number of cycles, have been resolved
Report: inactive band values are now consistent with orientation and 3D scene
Report: the report is now refreshed when changing details of client or author in the options
Results: the vertical scrollbar of hourly graphs now works properly for leap years
Shadings: importing PVC files with PV tables having a tilt of 90° now works properly
Shadings: compound objects of "building" type can now be transformed into ground objects
Shadings: PVsyst doesn't crash anymore when loading a project containing a ground image with wrong file format
Shadings: module spacing set in PVC files is now taken into account when imported into PVsyst
Shadings: modules in polygonal fields are now correctly displayed
Shadings: importing very large H2P files doesn't crash PVsyst anymore
Shadings: PVsyst doesn't crash anymore and displays an error message when trying to import a ground data CSV file with the wrong format
Simulation, batch mode: when using bifacial trackers all geometrical parameters are again accessible
System: in the bifacial window, when using tracker systems, the sun position at sunrise and the plots 'beam on ground' and 'global on ground' have been corrected
System: PVsyst doesn't crash anymore when accessing "power sharing" with an empty subarray
Trackers: processing of the central gap, which is editable from the tracker's dialog, is now secure
Translation: keyboard function key now works in the project window even if it has been used in the home window
Workspace: importing variants with empty subarray list doesn't crash anymore.

Version 7.3.4

Download - Published on April 20, 2023

Corrections

Bifacial systems: daily irradiance plots for very long summer days do not lead to a crash anymore
Losses: the mechanism to propagate mismatch values to multiple sub-arrays is working again
Detailed losses dialog: the selection of aging tab after viewing the losses graph doesn't crash anymore
Detailed losses dialog: some values were not registered correctly
Shadings: PV tables are now properly tilted when importing a 3D file and applying a 180° rotation
Shadings, zone tool: it is no longer possible to modify the values of the fields if no zone is selected
Simulation: simulation does not crash anymore when removing backup generator for standalone systems
Simulation: sporadic crashes after exiting 'System' or 'Detailed losses' do not happen anymore
Simulation, ageing tool: several issues related to the user interface have been fixed
Simulation of bifacial systems in batch mode: the height parameter is now available also for 3D drawings made of individual tables
System: selection of inverter power limitation to active or apparent power is now mutually exclusive.

Version 7.3.3

Download - Published on April 04, 2023

New features

PV module: cell size automatic detection. New help pages about the PV module internal structure.

Improvements

Bifacial system definition, reflected radiation on the rear side: it is now possible to define a large shading factor for the rear side (structure shading factor)
Databases update
Database, PAN files: information when the IAM or low-light performance are over-evaluated
Database, Solaredge optimizer: reactivation of the rule limiting the optimizer number difference between strings to less than 2000 Watts
Optimizers: reviewed the Mismatch definition (null, or small if only two modules are in series)
Performance: operations on projects with large ground objects are now faster
Shadings: importing ground data from a CSV file is now much faster
Shadings: increased accuracy of ground image position
Shadings: added the possibility to rotate all objects by 180° around the origin of the scene when importing DAE/PVC/3DS files
Simulation in batch mode: it is now possible to choose the energy and irradiation units that will be used in the output file
Simulation in batch mode: it is now possible to change the table length.

Corrections

Bifacial system: the graphs and animations in the bifacial model window are now working as expected
Electrical shadings, partitions: rectangular multi fields no longer have zero electrical shading
Energy management, power factor: complete revision. The PNom mode [kVA or kW] is now defined from the inverter data
Horizon (far shadings): the calculation of the horizon shading has been corrected for times the sun passes the horizon line. This may slightly change the simulation results
License: the button to load a license file is now activated when the user confirms a manual synchronization request
Meteo import: the files reading is now secure when the time is expressed in decimal values
Module layout: several resizing issues of polygonal fields are now corrected
Orientations, unlimited: cell width is not overridden by the simulation anymore
Report: correction of a text overlap in the "Carbon Balance" section of the report
Report: cost differences in economic evaluation are now highlighted again when using the project comparison tool (error specific to version 7.3.2)
Report: the units in the inverter summary section and the main inverter section are now the same
Report: the author or user default value is now correctly managed for new reports
Report: the report is now correctly refreshed when a change occurs in the cover page options
Shadings: importing some DAE files doesn't crash anymore
Shadings: correction of an error that occasionally occurs when transforming any objects into ground objects
Shadings: X and Y are now displayed on the correct axis in the building reference in the southern hemisphere
Shadings: shadings animation is now working properly for one minute steps in the southern hemisphere
Shadings: sensitive area is now correct and does not change when restarting PVsyst
Shadings: PVC files with decimals are now properly imported
Shadings: no more overlaps in the status bar when reducing the size of the 3D scene window
Simulation in batch mode: occasional problems with the column separators in batch parameter files have been fixed
Simulation in batch mode and optimization tool: the height parameter does not disappear anymore if monthly albedo values are used
Workspace: the link to the workspace in the file explorer now works even for deeply nested folders.

Version 7.3.2

Download - Published on February 08, 2023

Improvements

Aging tool: reviewed the whole tool, simplified the manipulation, improved the results display
Circuit: grouping of inverters in the single-line diagram is now easier
Pumping: specific drawdown or maximum flowrate is now computed automatically if other variables are specified
Pumping: save and load model buttons for water needs have been moved to the bottom of the screen
Report: added maximum power if needed in the "Total Inverter Power" section of the report
Report: added tracker diffuse shadings calculation mode
Shadings: a new column for thin objects is now available in advanced selection
Shadings: the sub-objects of "Building" type composed objects are now available in the advanced selection
Shadings: PVsyst now suggests recomputing shading factor tables if they have been computed with an older version
Shadings: imported 3DS files are now moved to the origin of the scene
Shadings: it's now possible to transform any object to a ground object
System: circuit can now be displayed and is updated properly from the "power sharing" screen. Additionally, instructions for using the "Power Sharing" screen have been added.

Corrections

Meteo import: Solargis data with time format in decimal is now interpreted correctly
Horizon: importing horizon using Meteonorm web service does not crash anymore when data are missing
Project: the user can now import and export a project from the main project window
PV components: several issues when editing efficiency profiles of pump controllers and optimizers were corrected
Report: multi-line custom comments are now correctly displayed
Report: cost table of economic evaluation can now be displayed on multiple pages
Report: selection of pages can now be saved as default for all projects
Report: fixed text overlap in "Carbon Balance" section of the report
Results: hourly graphs are now properly painted when resizing graph window
Shadings: advanced selection column sorting works again (error specific to 7.3.0 and 7.3.1)
Shadings: editing an orientation by double-click in the orientation management is functional again (error specific to 7.3.0 and 7.3.1)
Shadings: the active area calculation now correctly manages trackers central gap and module spacing
Shadings: importing very large topographic data files no longer causes crashes
Shadings: objects are now rotated correctly when using the rotation tool
Shadings: no more issue when copying and pasting really fast on the shadings scene
Simulation: trackers central gap is now correctly taken into account in shading calculation when using backtracking strategy
Simulation, batch mode: energy units are now correctly displayed regardless of the choice made in the preferences
System: simulation cannot be run anymore if power sharing settings are wrong
System: optimizers with parallel modules as input (SolarEdge P950) are now correctly treated
System, grid limitation: the sharing between inverter overload loss and EUnused energy loss (grid limitation) is now correct
System using unbalanced inverters: wrong error messages do not happen anymore
Trackers: the incident global irradiation (GlobInc) is now estimated correctly when irradiation optimization option is activated.

Version 7.3.1

Download - Published on December 22, 2022

Improvements

Shadings: added possibility to convert single PV tables into one or several arrays of tables.

Corrections

Circuit: switching from transformers defined for whole system to transformers defined per sub-array no longer cause crashes
Meteo: import of monthly Solargis data takes now into account wind speed data
Meteo: zero irradiance is accepted in northern areas and up to 6 null monthly average temperatures are allowed
Report: the image size in the cover page is now correct
Shadings: the number of modules in polygonal fields is now correct
Shadings: added a checkbox to search for the axis closest to North-South or East-West when converting a fixed plane into trackers
Shadings: fixed a crash in the orientation management tool
Shadings: the trackers are now correctly resized when adding a central gap
Simulation: using the grid limitation with multi-MPPT inverters and a number of MPPT inputs that is not a multiple of the number of inputs in the inverter no longer cause crashes.

Version 7.3.0

Download - Published on December 19, 2022

New features

Meteo: access to Meteonorm data 8.1
Trackers: new diffuse shading definition tool
System: new tool that allows viewing the PV module strings and inverters in the PV system in the form of a circuit. The circuit is represented by a single-line diagram.

Improvements

Aging tool: small interface improvements
Aging Tool: results can now be displayed in a table and exported
Economic evaluation: improved management of pricing (feed-in and self-consumption)
Economic evaluation: added the internal rate of return (IRR) value in financial results, added the possibility to define depreciation parameters individually for each asset instead of globally for the whole project, added possibility to define yearly provision for inverter replacement
General: US date format is now well supported in PVsyst
Meteo: added "save" button to "Meteo Tables and Graphs" dialog
Meteo, SolarAnywhere API: data availability for the selected location is now provided
Meteo data, help: updated help pages, including one about NEDO data (Japan)
Module layout: improved adding and deleting rows or columns in table arrays
Optimization tool: the scans can now be renamed after the optimization has run
Optimizer, Huawei: implemented new models SUN2000-1100W and -1300W, updated related inverter database and rules
Project: the project summary and the user notes have been improved
Project: added the ability to load a project directly from the menu on the home window. The system type is now displayed on the load project window
Report: merged the "special graphs" and "predefined graphs" sections on the report
Report: added the abilities: 1) to choose the predefined plots in the report options 2) to change the order of the predefined plots by drag and dropping
Shading factor table: thin objects table is now visible
Shadings: calculating shading factors for trackers is now faster
Shadings: it is now possible to modify the spacing of modules in 'sensitive surface' mode when editing a PV table
Shadings: it is now possible to define the azimuth of zones with an accuracy of tenths of degrees
Shadings, module layout: Improved the evaluation of the electrical effect of shadings on the bottom cell for submodules or partitions
Simulation: complete revision of the grid-limitation treatment in the simulation.

Corrections

Aging tool with self-consumption: the energy self-consumed by the user (_Solar) was not accounted in the result
Economic evaluation: there is no longer a crash in case the currency file is not accessible or not readable
Economic evaluation: the LCOE calculation when financing contains loans is now correct
Module layout: printing the report no longer makes the tables disappear from the central view of the module layout
Report: setting in the "System Summary" screen of project and variant notes no longer produces a crash
Report: editing the cover page for users with non-ansi characters in their Windows username no longer causes errors
Shadings: correction of the inversion between the number of modules in X and the number of modules in Y for N/S axis trackers
Shadings: fixed creating PV table with the pencil tool for projects located in the southern hemisphere
Shadings: objects created with the pencil tool are not duplicated anymore
User needs: the warning message displayed after importing an incomplete load profile now mentions the missing dates and times.

Version 7.2.21

Download - Published on October 27, 2022

Corrections

Meteo: Vaisala data with Clear Sky GHI as a column is now interpreted correctly
PV components: upon editing PAN files, there is no more wrong highlighting of fields containing the letter sequence 'na'
Shading scene: null value for module spacing is now correctly taken into account when saving the project
System: correction of an inconsistency in power sharing when using PNom automatic equalization
Trackers electrical calculation: the partitions in strings of modules is again consistent in the different edition tools of the software (issue specific to version 7.2.20)
Trackers, large systems with backtracking: the variant checking is made now more efficiently and the interface is smooth again.

Version 7.2.20

Download - Published on October 13, 2022

Corrections

License: an error occurring when the user does not have reading permissions on the license file has been fixed
Losses, medium voltage transformers: the losses (in %) displayed in the report and the error messages are no longer multiplied by the number of transformers
Meteo: importing a CSV file containing invalid dates no longer causes crashes
Performance: variant checking no longer slows down significantly software execution
Report: page buttons no longer disappear when the report contains more than 10 pages
Report: printing the report for some configurations using Solaredge optimizers no longer causes errors
Shadings: the number of trackers in the groups tree is now copied correctly in all parts of the software.

Version 7.2.19

Download - Published on September 21, 2022

Improvements

Database update.

Corrections

License: an error occurring when the user does not have write permissions on the license file has been fixed
Losses, transformers: deep refactoring, based on datasheets or on inverters nominal power (PNom)
Report, grid systems with self-consumption and AC losses: sometimes EOut system and PR were erroneous (error < 1%)
System, SolarEdge: removing a sub-array does not cause crashes anymore (error specific to 7.2.18)
System: correction of an "auto-equal. pnom" inconsistency in the power sharing tool
System: setting value 0 for number of strings does not cause crashes anymore.

Version 7.2.18

Download - Published on August 30, 2022

Improvements

Database update.

Corrections

Economic evaluation: defined costs are no longer lost when resetting the simulation results
Economic evaluation: fixed several calculation errors in the financial results
Economic evaluation: fixed a crash occurring sometimes when entering the tool
Grid system with storage: using the weak grid islanding strategy does not cause crashes anymore
Help: updated help for advanced simulation dialog
Module layout: using Solaredge optimizers with more than ten strings in parallel at the inverter input no longer causes crashes
Optimizer, Solaredge: supressing a sub-array does not cause crashes anymore
Self-consumption: crashes that occurred in user needs dialog have been corrected
Shadings: cable drawing for scenes located in southern hemisphere now works correctly
Shadings: the import of H2P files containing trackers located in the southern hemisphere now works correctly
Shading factor table: the first computation of the table just after a change in a 3D scene with backtracking is now correct.

Version 7.2.17

Download - Published on July 26, 2022

Improvements

Grid storage dialog: displays the charging and discharging duration according to power levels
Grid system with self-consumption: now possibility of forbidding Grid re-injection.

Corrections

Bifacial: the bifacial-corrected Performance Ratio, found in the detailed results window, is now calculated correctly
Losses: the auxiliaries threshold default value calculation is now correct
Module layout: fixed an error preventing tables from being filled with modules designed in Landscape mode
Report: the monthly values table is now correctly updated when changing the 7th column variable from the report options
Shadings: importing an H2P file no longer causes a crash (error specific to version 7.2.16)
Shadings: the first simulation of imported PVC scenes with backtracking now takes backtracking into account
Workspace: workspace export now also includes meteorological files.

Version 7.2.16

Download - Published on June 15, 2022

Improvements

Report: the attribution of module or strings is now displayed in the 3D view
Meteo: PVGIS 5.2 is now supported
Shadings: the shadings animation can now be cancelled during the calculation process.

Corrections

Losses: unavailability dates are now updated when clicking on the "Set Random" button
Report: user needs for projects in the southern hemisphere are now displayed correctly
Shadings: the module display for trackers on frame is now correct
Simulation: modifying variants that have just been simulated does not cause crashes anymore (error specific to 7.2.15)
Stand alone systems: securing the controller's thresholds for Li-Ion batteries
System: power sharing interface improvement.

Version 7.2.15

Download - Published on June 02, 2022

New features

Meteo: direct download of meteorological data from SolarAnywhere® is now available.

Improvements

Database update
Optimizers, Huawei and Tigo: the position of the operating point on the power plateau is now correct because the efficiency as function of duty cycle is taken into account
PV module, tool for low-light analysis data from IEC 61853 measurements and Rserie determination, profound improvement
Shadings: added copy/paste functionality in the advanced selection tool
System: new power sharing user interface
Trackers: the limit of the number of trackers used for the calculation of partial shadings is now customisable in the advanced parameters.

Corrections

Economic evaluation: setting currency for inverter prices no longer raises an error
Grid system with storage: when using the universal battery approach, the battery voltage and number of elements in series are now correctly calculated when re-opening a variant
Losses: the random distribution activation now changes the unavailability dates
Losses: loading wire definitions from corrupted files no longer causes a crash
Meteo, NSRDB import: an API update required changes. The data import works again
Module layout: calculating shadings with some polygonal fields no longer causes crashes
Module layout: scaling the scene view now allows to show all modules in all cases
Optimizer, SolarEdge inverter list: several display errors in the dialog (PNomRatio initialization at opening, 4 last inverter names inverted, improvements in report)
Optimizer, AMPT: didn’t work in the latest version 7.2.14
Orientations: improved tracker orientation updates
Project: when saving a copy of one of the DEMO projects, the variants are now also saved
Project: reading some erroneous project files no longer causes a crash
Project: selecting a different meteo file no longer causes a crash
PV components: a crash occurring in very special conditions when loading inverters with three efficiency profiles, no longer happens
PV components and module layout: displaying shaded IV curves of PV modules no longer causes a division by zero
PV components: reading some component files with erroneous content no longer causes a crash
PV components: the editing of inverter efficiency curves has been improved and several possible crashes and errors were corrected
Read file: secured handling of very long file paths
Report: fixed horizon plot title display
Report: improved rounding precision for total PNom value
Report: printing some inverters no longer causes crashes
Report: removing some sections from the report no longer causes crashes
Shadings: the auto elevation for domes fields now works correctly
Shadings: mouse selection of shaded tables now works correctly
Shadings: correction of the vertical axis position for the trackers tilted at 90°
Shadings: modifying some objects when the side windows listing objects is displayed no longer causes crashes
Shadings: improved the handling of progress when importing H2P files
Simulation, batch mode: existing batch parameter files are no longer overwritten if opened while exiting dialog
Simulation, batch mode: string length with optimizers can now be changed in batch mode
Trackers: the choice of the backtracking strategy is now explicitly shown in the report
User's needs: defining load profiles no longer generates errors.

Version 7.2.14

Download - Published on April 13, 2022

Corrections

Shadings: fixed a crash when opening the 3D scene caused by some hardware setup
Shadings: fixed a crash when undoing in object editing
Shadings: improved handling of rectangular fields in the advanced selection tool.

Version 7.2.13

Download - Published on April 07, 2022

New features

Optimizer: implemented Huawei Optimizers, with sizing constraints (inverters allowed, limits on the number in series, etc.) and update of the help.

Improvements

Bifacial: calculation of bifacial performance according to IEC 61724-1 is now available in the main results summary
Database update
Grid storage dialog: improved default values, navigation and error messages
PV Components: Improved user guidance for the creation of new PAN files
Self-consumption: added possibility to rescale imported load profiles to a monthly consumption.

Corrections

Economic evaluation: when editing amounts, the choice of "windows parameters" as thousands separator now works correctly in all cases
Energy management: unnecessary elements are no longer visible in the grid power limitation dialog
Grid system with storage: Performance Ratio is now correctly calculated with self-consumption and storage
Losses: spectral correction can now be used for different modules of the same technology
Meteo: a rare error case was fixed when importing SolarGIS files
Orientation: detection of orientations with zones is now correct
Report: report viewing now works without error also for users whose name contains non-ANSI characters
Report, inverter: print options (graphics choice) now work correctly
Results: small correction for temperature-adjusted performance ratio (PR)
Results, graphs: only variables that have been selected in "hourly data storage" can now be shown in hourly plots
Shadings: min and max tilt/phi/azimuth values are now available in the advanced selection window
Shadings: fixed an error importing trackers from PVC files in the southern hemisphere
Shadings: string partitions are now displayed correctly for polygonal fields
Shadings: updating orientation from 3D scene no longer crashes
Workspace: files placed in a cloud storage that are not fully loaded no longer generate a repeating error.

Version 7.2.12

Download - Published on February 24, 2022

Improvements

Database update
Optimizers, Solaredge: a new kind of optimizers is available for a central inverter
PV components: handling of Rserie/Rshunt default values is now more explicit with new detailed help.

Corrections

Bifacial: variants with bifacial and only a single row of module defined in the 3D shading scene are no longer valid: this case is not treated by the bifacial model
Database: deleting the decimal character when dot is defined as the thousand separator in Windows preferences no longer causes an error
Economic evaluation: module degradation is now taken into account in self-consumption saving calculation
Economic evaluation: when reloading a project, the decimal part of the interest rates is no longer lost
Losses: removed unnecessary requests for saving when spectral correction is activated
Meteo, TMY generation: selecting data for high latitudes no longer causes an error
Module layout: fixed crash occurring sometimes when using SolarEdge optimizer
Module layout: the option to change tables name is now saved
Module layout: string attribution is now no longer lost when saving the variant
Module layout: deselecting tables with the mouse now works correctly in all cases
PV components: handling of leading/lagging power factor is now consistent
Report: in the bifacial section, the limit angle is no longer displayed incorrectly as 0°
Shadings: H2P import: tracker tilt values are now imported correctly
Shadings: fixed an error on the group modification of the trackers tilt
Shadings: rotating the whole scene no longer crashes
Shadings: extruded polygons are now included in the "List and management of objects" tool
Shadings: reading a 3D scene from an .SHD file with formatting errors no longer causes a crash
Simulation, batch mode: output file templates (*.SFI) are now well saved and restored
Simulation of trackers: irradiance optimization is now taken into account in the calculation of diffuse shading
User workspace: rare cases of errors encountered when extracting files from a compressed workspace (.zip) no longer cause crashes
User workspace: the importation of projects without overwriting the already existing components is now handled correctly.

Version 7.2.11

Download - Published on January 18, 2022

Corrections

Meteo, Solcast: error 403 [User does not have active Plan for tmy_p50] is now handled correctly
Shadings: the reading of H2P files with negative tilt is now supported
Shadings: improved reading of table sizes "by modules" from .SHD files. The number of modules displayed in the status bar is now correct
Shadings: module sizing is now also correct when reading the shadings scene from an old project
Simulation in batch mode: tracker parameters (such as axis tilts) are available again. .

Version 7.2.10

Download - Published on December 21, 2021

Improvements

Shadings: the functionality of converting a PV field into elementary shading objects was added
Shadings: grouped modifications of vertical axis trackers are now supported
Shadings: the definition of a common axis when transforming fixed tables to vertical axis trackers is now possible.

Corrections

Project: reading load profiles from files with a bad format no longer causes a crash
Shadings: increasing the number of tables in a rectangular field no longer causes a crash
Shadings: a small diffuse shadings correction was added for negative tilts.

Version 7.2.9

Download - Published on December 13, 2021

Improvements

Shadings: advanced selection and grouped modification improvements
Database update
Economic evaluation: the thousands separator character for money amounts is now customizable
PV components: when creating new PAN files, the fields that require user input are now highlighted
Read file: added support of MacOS End of Line (CR) when reading PVsyst files (.PAN, .OND, etc.)
Shadings: improved the module display management in the scene
Shadings: improved the management of the separator in the topographic data files (CSV)
Simulation: improved the CSV separator management in batch simulation
System: for the P50/P90 analysis, extended the use of the meteorological annual variability value as the default value from Meteonorm to all meteorological data providers that make it available
User's needs: improved user friendliness when importing load profiles from a CSV file: there is now a quick access to load profile templates, and reviewed help pages are now available.

Corrections

Economic evaluation: the amounts containing the thousands separator are now edited correctly.
Losses: reactive energy and power factor on loss diagram are now correct for systems with a grid injection limit
Losses: editing MV cables without having defined the voltage no longer causes PVsyst to freeze
Meteo data import for PVsyst standard format: the "#TMY hourly data" header tag is now ignored
Meteo: when the site creation window displays an error message, it will no longer crash when leaving then returning to PVsyst from another application (alt-tab)
PV components: the PV module initial degradation is now restricted to amorphous silicon. The related help links and warning message are now correct
PV components: several errors when editing inverter efficiency curves were fixed
PV components: when creating a new PAN file, Rs and Rsh are now set automatically to default values
PV components: viewing efficiency curves of optimizers no longer causes a crash
PV components: the temperature coefficient of CdTe PV modules with very low D2MuTau value (equal to 0.1) is now correct
Report: no more solar path graphic incoherence when the horizon line is defined
Shadings: switching between Geographical to Building display no longer causes the azimuth value to change
Shadings: the crash that occurred sometimes when creating tracker fields is now resolved
Shadings: no more slowness in large scenes when the modules are displayed
Shadings: shading tables are now deleted when a change in orientation parameters impacts the shading scene
System: the behavior of the strings configuration window is now correct when using optimizers
Workspace: the user images are now also imported when importing components from a folder.

Version 7.2.8

Download - Published on October 27, 2021

Corrections

Detailed losses: entering unavailability hours does not crash anymore.

Version 7.2.7

Download - Published on October 22, 2021

Improvements

Database updated
Demo: PVsyst DEMO projects updated
License: a reminder appears in the main menu when the license expiration date is near
Project: new management window for variants
Shadings: CSV export added in the backtracking management window
Shadings: the status bar displays now the total number of modules contained in the scene
Shadings: improved field selection when modules are displayed
Shadings: improved visibility of modules in 3D scene with "realistic" view
Settings: users can now choose the CSV separator when exporting data to clipboard
Batch mode: users can now define a CSV delimiter.

Corrections

Economic evaluation: deleted investment costs no longer reappear
Module layout for optimizers (especially SolarEdge): corrected the calculation of electrical shadings
Project, variant files: corrected the storage of monthly values for 13-month simulations
PV components: corrected several errors when editing inverter efficiency curves
Simulation, mixed orientation: corrected inverter night losses
Simulation, mixed orientation: corrected results for hours with very low irradiance on the second orientation
Workspace: importing components from some .zip file no longer causes a crash.

Version 7.2.6

Download - Published on September 21, 2021

Corrections

Detailed losses: the ohmic losses diagram is now properly printed
Detailed losses: generating a histogram in mismatch losses no longer causes a crash
Economic evaluation: predefined number of modules and inverters have been corrected when setting "Global installation cost per module" or "Global installation cost per inverter"
Horizon: importing a horizon file (.hor) no longer causes a crash
Importing of custom meteo files: defining the import file format with variable that require to define solarimeter orientation no longer causes a crash
Shadings: deleting objects from the "List and manage objects" dialog no longer causes a crash
Shadings: thin object shadings for low sun height have been improved
Shadings: when editing a shading object, the module size definition is no longer disabled after changing the reference PV module.

Version 7.2.5

Download - Published on September 02, 2021

Improvements

Database update
Meteo: updated to Meteonorm 8.0.4
Meteo: Site creation window has been improved:
- Better handling of imported hourly data (new site, existing site where you used the "Meteo data Import" function):
  - Monthly values can no longer be edited when they represent the monthly averages of the imported (unsaved) hourly data
  - Changing the coordinates of a site (further than 1km) that has (unsaved) imported hourly data will prompt you to either keep the data (revert coordinates changes) or discard the hourly data (keep coordinates changes)
  - Hourly data from fee-based sources (e.g. Solcast) are automatically saved (.MET) upon import, after import, the editing of monthly values and coordinates are disabled
- Edition of existing site - when editing the monthly values of an existing site, hourly meteo file (.MET) related to this site will no longer match the edited monthly values:
  - Upon saving the edited site, PVsyst will ask if you want to generate a synthetic hourly file based on the modified monthly values
- Synthetic hourly data generation improved to consider an updated list of region type (this only has minor influence on the temperature of the generated data)
Shadings: advanced selection dialog improvement
Shadings: Support for negative tilts from H2P files.

Corrections

PV components: AMPT and other Optimizers: fixed error in voltages when in overload conditions
Report: fixed the error related to image files in PNG format defined for the user logo or for a client logo
Shadings: fixed the translation vector for the import of files in DAE or PVC format
Shadings: fixed the zone editing with trackers
Shadings: removed an erroneous blocking message when comparing trackers fields
Simulation: in batch mode, the AC losses were not set correctly when changing inverter at the same time
Simulations: current overload loss error when simulating multi-MPPT inverter with array MPP voltage below the inverter's threshold.

Version 7.2.4

Download - Published on July 06, 2021

New features

Meteo: new tool to generate TMY files based on multiple years of hourly time series. The method used can be chosen between: ISO norm, Sandia method or NREL TMY2/3 method.

Improvements

Database update
Shadings, vertical axis trackers: possibility of defining a common axis in the global scene (for floating systems). Fixed too restrictive conditions for Backtracking and Bifacial. Now they are extendable through Advanced parameters.

Corrections

Module layout: fixed a crash with centre-spaced trackers
Results: fixed display of 13th month in monthly results tables
Report: fixed printing of Pumping projects report
PV components: corrected bug that could cause large temperature losses when aging was considered
Simulation: fixed irradiance calculation for concentrating systems with shadings not defined
Simulation: corrected calculation of reactive power in presence of self-consumption
Simulation: corrected warnings about energy imbalance in case of grid limitation and self-consumption
Batch mode: fixed crash when using batch mode with variants containing carbon balance calculation
Meteo: fixed an error that occurs on 32 bits platforms
NSRDB file import: elevation missing issue corrected
Shadings: fixed a crash when importing certain 3DS files.

Version 7.2.3

Download - Published on June 03, 2021

Improvements

PV modules: simplification of the creation of PAN files and addition of messages to guide the user
Meteo custom import: monthly albedo values (ground reflexion of "far" terrain) can now be set
Meteo: import of global incident irradiance data (PoA). Hay’s model is now used for all reverse transpositions
Backtracking management tool: tolerance for the identification of trackers with slightly higher GCR
Orientations: added a checkbox to choose to consider zones of tables while identifying the orientations
Shadings: authorization of a negative inclination for tracker axis
Shadings: improvement of the 3D scene context menu.

Corrections

Simulation with trackers in southern hemisphere: error in the diffuse shading factor calculation
Tracking and shadings: fixed Backtracking definitions which affected sometimes the shading table and simulation
Bifacial verification: released the pitch conditions, now adjustable in the advanced parameters
Sites choice: last used country is now pre-selected
Report: removed incorrect parameter in the bifacial section
Report: fixed value displayed for "Net present value" in "Financial analysis" section
Report: improved and fixed report comparison tool
Report: fixed print generation of several PV components (battery, generator, pump controller, stand-alone controller)
Mixed orientations: fixed problems when distributing strings between orientations
Shadings: fixed table sensitive area not correctly refreshed when using mouse tool to resize the field
Shadings: added security check when importing 3D files
Shadings: fixed a crash which sometimes occurs when switching between Geographical and Building coordinates references
Shadings: fixed situations using wrong backtracking values for the simulation
Shadings: fixed automatic altitude on composed objects
Grid connected system: fixed crashes linked to incorrect optimizer selection in system definitions
Horizon: fixed miscellaneous crashes linked to horizon import.

Version 7.2.2

Download - Published on May 06, 2021

Improvements

Help: new pages about backtracking.

Corrections

Simulation: fixed the not calculated diffuse values during simulation
Simulation: solved a calculation issue with backtracking
Report: fixed loss diagram truncated when projects simulated with 7.2.1 are imported in 7.1
Report: fixed displayed tracking stroke limits
Report: increased precision of AC losses fractions (2 decimal places)
Shadings: fixed buttons sometimes not appearing in "Zone editing" panel
Shadings: fixed a display issue in backtracking management
Shadings: fixed crash when entering values with a comma in the group edit window
Shadings: fixed table dimension issues when importing Helios3D or PVC files
Shadings: correction of the electrical loss curve on the shadings animation plot
Shadings: fixed trackers origin axis issue when editing
Shadings: fixed string partitioning for tracker fields
In batch mode, Pitch and Tilt where not changed correctly when limit angle was involved
Meteorological data: displaying the parameter 'Albedo' if present in the data source
Orientation: fixed a display issue in multi-orientation
Preliminary design: fixed an issue when reading old pre-sizing projects files.

Version 7.2.1

Download - Published on April 29, 2021

Improvements

Database update.

Corrections

Error fix: fixed a bug in the elimination of data for the graphs of the measured data analysis tool
Bifacial: fixed an error in the computation of the diffuse on the rear side of bifacial panels
Bifacial model parameters 'pitch' and 'width' were not updated on report
Error fix: in horizon plot the plane of array was stuck on default values
Error fix in stand-alone systems when opening detailed pre-sizing
AC losses: choice of the reference to use (STC or Pnom)
Report: Added auxiliary losses in the report.

Version 7.2.0

Download - Published on April 22, 2021

Welcome to PVsyst 7.2 !

New features

Shadings: completely reviewed the 3D fields definition dialogs. The fields should now be defined (preferably) according to the number of modules, in landscape or portrait. The field sizes and the number of modules are now defined simultaneously
Shadings: definition of the partition in rectangles and strings (for electrical shadings) now within the 3D field dialog. This dialog includes now tools for analyzing or extending the definitions to other fields of the scene
Shadings: new pedagogic tool for calculating and viewing angles between planes. This tool is also useful to understand the modifications of the orientation of the plane according to the base slope
Reports: you can now compare two reports side by side with a highlight on the differences
Backtracking: new dialog for the management of the pitch between independent tables, and choosing the reference pair of trackers. This dialog allows now the analysis of the pitches in the whole scene, and identifies the possible incompatibilities
Meteo data: implemented new Meteonorm 8 meteorological database
Meteo data: integration of SOLCAST as meteorological data source
Language: complete software translation into Japanese and Chinese.

Improvements

Bifacial: modified and updated 2D model acceptability conditions
Module layout: check of the suitability of the PV module (number of diodes, submodule layout should be "In Length" or "TwinHalfCut")
PV module: in submodules layout definition, added a category "Exotic" for diverse not standard modules
Simulation performance: with trackers, the integrals for diffuse values are now saved with the variant file
Help: update pages about partition in strings of modules, AC losses, inverter limits and current limitation
Components database update.

Corrections

Module Layout: fixed numerical finding of maxima in PV-curves. This may slightly change the results of Module Layout calculations
Grid limitation losses: fixed a bug in the accounting of the grid limitation losses. Does not change the final results of the simulation
Shadings: fixed bugs in Polygonal fields definitions
Simulation for tracking big systems: optimized the calculation of the integrals for diffuse
Meteo import: solved an issue with the filenames.
Losses: fixed the accounting for array losses whenever the array power is almost null.

Version 7.1.8

Download - Published on April 01, 2021

Improvements

Shading: user-defined translation when importing 3D drawings from 3DS / DAE / PVC files.

Corrections

License: fixed a crash if the license transfer failed
Shading: a crash when filling a zone has been fixed
Report: in the title of the tables, the currency was displayed without "k" for kilos (kEuro, kDollar)
System, Power Distribution dialog: long names of subfields overlapped input fields
Error corrections and improvement of the simulation accuracy (approx. 0.1%) of systems with mixed orientations and module arrangement
Corrections to the tool for selecting the orientation when importing meteorological data (POA data)
Win32 version: shading tables were sometimes accidentally deleted when loading a project
Shading: bug with grouped changes of the base inclination fixed
Corrected treatment of the circumferential solar radiation when using trackers in the 3D drawing
Correction in the calculation of the inverter curtailment in the presence of a feed-in limitation and AC losses
Fixed a bug in the display of the trackbar with mixed alignment.

Version 7.1.7

Download - Published on March 17, 2021

Improvements

SolarAnywhere: GHI / DHI can now be generated based on DNI values
SolarAnywhere: support of the new format with Albedo, PM2.5 and PM10
Update of the SolarEdge database
License: new license type "NGO project" for non-governmental organizations
Update of the databases.

Fixes

Fixed inconsistency in the simulation with mixed orientations
Database: Crash of the Win32 version when accessing battery or controller components has been fixed
Fixed a crash when reading a 3D scene after importing a ground image
Simulation: the "copper" loss of the transformers did not take into account the increase in current due to Cos (Phi)
Fixed crashes when printing the module layout
Shading: Fixed a bug in the "Undo" command that sometimes led to the loss of the drawing.

Version 7.1.6

Download - Published on March 05, 2021

Improvements

Added new transposition (circumsolar treatment) in the project options. Automatic switching of the option for concentrating systems
Parameter: added an advanced parameter for the minimal distance between objects
Added a fail-safe that prevents the mixed orientation trackbar to appear for a single orientation system.

Fixes

Shadings: fixed a crash that could occur when editing zones
Shadings : fixed a crash which occurs when displaying the "Building perspective" for some computer hardwares
System: fixed a crash occurring in multi-threaded mode with AMD Ryzen Threadripper processors
Fixed an incoherency in the result checks for concentrating systems
Fixed an error causing the electrical shadings not to be taken into account in the mixed orientation case
Fixed display of modules in 3D view reachable from Module Layout
Report: fixed clean-up of temporary files used for report preview
Fixed crash in report preview occurring when scrolling with the mouse wheel
Fixed a crash happening when selecting an optimizer in some cases
Corrected the calculation of array losses for mixed orientation systems, potential changes in simulation results on the order of per thousand
Module Layout: fixed two axis trackers table display
Fixed a crash in report preview when printing a component
Fixed a crash occurring when displaying trackers with two axis in 3D view from Module Layout
Fixed 3D view sometimes crashing when displaying "Building" reference.

Version 7.1.5

Download - Published on February 12, 2021

Improvements

Implemented new SolarEdge rules and components.

Fixes

Shadings: fixed a crash that occurred when deselecting certain objects in realistic view
Shadings: fixed the import of *.DAE files containing uppercase scientific numbers
Shading: fixed reference selection issue of "Rotate whole scene" feature
Fixed a misplacement of the measured data combo box in the project window
Added a dialogue when selecting "apply to all sub-arrays" in the detailed losses window. Now the AC losses can be copied in two ways
Advanced simulation: fixed crash when reading unexpected content in .RVT file
Fixed a crash when importing files containing SolarAnywhere meteorological data
Corrected calculation of grid limitation in presence of self-consumption
Fixed error when using a file to define the grid unavailability
Corrected the accumulation of variables for the mixed orientation case, which caused incoherencies and small errors in the results, for very large systems
HV transformer: corrected an inconsistent error message
Array losses: corrected balance error when checking with optimizers
Report (part about Trackers): show Phi and/or Tilt limits
Fixed Bug related to AC losses for micro-inverters
Shadings: fixed a crash that could occur when importing some 3DS files.

Version 7.1.4

Download - Published on January 27, 2021

Improvements

3D scene: two distinct views can now be used to build the shading scene: 1) the "Geographical" view using real coordinates and, 2) the "Building" view for construction plan regardless of the geographical coordinates
Economic evaluation: added details of loans in report
Reworked the pre-sizing report and database components reports
Update: Added background download and decreased installer size
Shading: extension of the right-click to sub-objects
Variant: import of variants authorized with the keyboard.

Fixes

Module layout: fixed module misplacement and storage for polygonal fields
Economic evaluation: fixed crash when loading a cost template file
Fixed error when reading an old file defining conversion format for the importation of custom meteorological data (.MEF)
Pumping system: fixed crash occurring when choosing a not fully defined pump
Fixed the interactive map not using the proxy settings
Fixed PDF not generating with the aging tool
System: fixed a drawing problem of the power sizing histogram in mixed orientation
Shadings: removed the possibility to delete the 3rd vertex in polygon PV planes.

Version 7.1.3

Download - Published on January 12, 2021

Improvements

Database update
Economic evaluation: multiple improvements
Module layout: Improved tables to modules adjustment
Enlarged tolerances for using Bi-facial feature with complex systems.

Fixes

Economic evaluation: multiple bug fixes
Fixed crash occuring when updating the module layout according to the 3D scene
Fixed number of modules in X and Y for N/S trackers when updating 3D scene from module layout
Fixed a range check error happening during certain simulations
Fixed "File not found" or "file could not be opened" error when opening the report for users with non-ASCII user names
Fixed the user logo not being displayed correctly on the report
Shadings: Fixed a crash that could occur with the "lasso" selection tool
Fixed the behavior of the AC losses in the batch mode.

Version 7.1.2

Download - Published on December 21, 2020

Improvements

Report: improved the choice to display data from the P50-P90 evaluation on the report
The behavior of the scrollbar on the list of plots of daily irradiance has been changed. Clicking the whitespace above and below the cursor now skips in steps of 1 week.

Fixes

3D scene: fixed erroneous object selection at the edges of the viewport
Report: miscellaneous corrections
Orientation: Fixed scroll bar issue in multi-orientation
Measured Data: fixed the crash when attempting to plot comparison of imported with simulated data. All 4 modes of comparison now work, whereas only "Measured values" worked previously
3D scene : fixed grouped modification of horizontal NS axis trackers
3D scene : fixed default axis rotation limits when filling a zone to match the message box
Report: fixed a crash in the cover page options when Turkish or Korean was the defined report language
Opening the predefined graphs window for the first time displayed the unit dropdown values correctly. If you then closed the window and reopened it, any subsequent opening showed these dropdowns as empty. This is now fixed.

Version 7.1.1

Download - Published on December 09, 2020

Improvements

Shading: Improvement of the 3D scene context menu
Shading: Added selection tools for the list of PV materials in the 3D scene import window
Project form: updated information for the user about lengthy executions.

Fixes

Shading: Fixed automatic altitude on composed objects
Standalone projects: fixed error related to a high number of batteries
Fixed tracking type selection in 3D scene when creating a tracker
Fixed display of modules and strings in 3D scene when clicking on "Open 3D scene" from module layout
Report:
Economic evaluation costs tables rework
Small general corrections
Fixed two crashes with the new report
Fixed error when copying simulation errors and warnings to clipboard
Fixed user logo import that was not working in the print options
Fixed displaying of file content in various windows
Fixed crash occurring in strings voltage mismatch detailed study tool
Some corrections when importing custom meteo or data files.

Version 7.1.0

Download - Published on November 25, 2020

Welcome to PVsyst 7.1 !

New features

Final report complete overhaul featuring:
New design based on automatic and modular "blocks" of content
New cover page fully customizable with image, text, contact information
New summary page for a quick overview of the project, variant and results
Table of contents bookmarked/linked to pages when saved as PDF
Report fully drawn in 600DPI for the finest details.

Improvements

3D scene : it is now possible to fill a zone with tilted-axis trackers
3D scene : the group modification tool has been improved
General: Improved the advanced parameters accessibility
Module layout: Implementation of twin-half-cut cell modules with optimizers
Module layout: Improvement of the strings' attribution to modules, especially with odd-numbers of modules in series
AC ohmic losses: wire defined for individual inverters instead of global
Added a loss for the HV line after the HV transfer up to the grid connexion
System: Adapted power sharing window to unlimited number of sub-arrays
System: Adapted multi-orientation daily sharing window to unlimited number of sub-arrays
Implemented Current loss per MPPT input when not using the UsesMultiMPPT option
Database update.

Fixes

3D scene : trackers imported from external files or generated by zones are now handled correctly by PVsyst allowing to proceed to the simulation, tilts and azimuths are averaged to compute the transposition calculations
Fixed a crash when importing or reading an empty ground object
Module Layout: fixed module attribution for polygonal fields
Shadings: fixed module spacing management in fields
Sometimes Error in Efficiency 3 voltages (Cubic interpolation artefacts).

Version 7.0.17

Download - Published on November 18, 2020

Improvements

System: Adapted power sharing window to unlimited number of sub-arrays
System: Adapted multi-orientation daily sharing window to unlimited number of sub-arrays.

Fixes

Disallow zero pitch for unlimited sheds
SolarEdge: list of inverters reinitialized when changing sub array
Sizing of SolarEdge Optimizers now use highest expected power instead of nominal PV module power
Fixed a crash when importing or reading an empty ground object
Shadings: fixed module spacing management in fields
Module Layout: fixed module attribution for polygonal fields
Fixed calculation of reactive and apparent power when in self-consumption.

Version 7.0.16

Download - Published on October 29, 2020

Improvements

Database update.

Fixes

Shadings: fixed the import of *.DAE files containing scientific numbers
Wire loss specified percentage was not reproduced with enough precision.

Version 7.0.15

Download - Published on October 20, 2020

Improvements

Imported hourly load profiles can be renormalized to a yearly consumption
Typical load profiles added to templates.

Fixes

Unavailability losses were not handled correctly in presence of a load profile
Module layout : fixed an application hang when automatically assigning electrical strings
Module layout: fixed the vertical electrical distribution of the modules
Bifacial was sometimes unavailable with perfectly regular system
ModuleLayout was sometimes ignored with a system including SolarEdge optmimizers
Added warning that Twin Modules are not implemented with optimizers
System: fixed system information in mixed orientation
Database: fixed the CSV export window
Aging model was not recalculated when setting dispersion values back to default
Importing load profiles with comments and empty lines beyond the header was not working
Ageing: restitutes PV module after aborting the simulation
Added PV module check at beginning of simulation
Optimizers: new warning for Twin-half cut cells modules, It reverts as "InLength"
Fixed simulation slowing down after several months have been calculated, on some computers
Fixed error when viewing meteo of a new project.

Version 7.0.14

Download - Published on October 09, 2020

Fixes

Fixed crash from alt-tabbing back to PVsyst after closing the geographical site definition window.

Version 7.0.13

Download - Published on October 08, 2020

Bug fixes

Prevent electrical shading losses to become negative
Stand-alone: simulation errors for the variables EArray_ON and EBkUp_ON during transitions within hours
System & Module layout: fixed mixed orientations mismatch
Student and classroom licenses can now select any component from the database, but the manufacturer automatically switches to generic in the report
Fixed KT error when copy/pasting user monthly data in a new site
Fixed PVsyst blocking when selecting to output a report for each simulation in a batch
Fixed total number of modules displayed in shading scene for trackers with central gap
Fixed measured I/V curve import in PV module form.

Version 7.0.12

Download - Published on September 24, 2020

Bug fixes

Shadings: fixed history issues for dome fields
Shadings: fixed negative tilt issue when filling a zone with auto-tilting above a dome roof
Shadings: fixed copy-pasting problem of objects included in a group
Simulation: fixed a division by zero when the ambient temperature per hour is too high.

Version 7.0.11

Download - Published on September 15, 2020

Bug fixes

Fixed file read error when generating the pdf with Korean characters in the file name
Fixed wrong unit display in Ageing tab of Detailed Losses window
ModuleLayout: verification of the number of modules defined per orientation.

Version 7.0.10

Download - Published on August 25, 2020

Improvements

Database update
Added the possibility to save PV module and inverter files in old format using ANSI encoding. These files can be read from old version of PVsyst (from V6.40 to V6.79).

Fixes

System: the number of sub-arrays is not limited to 8 anymore when using Solaredge optimizers.

Version 7.0.9

Download - Published on August 19, 2020

Fixes

Remove project correctly from "Recent projects" when deleted in the project window
Read File: added warning to user and recovery from read error
Problem for defining the HV line voltage (HV Transformer): initialization of the number of MV transformers
Use of HV transformer: correction of the overlapping information preventing to define the grid voltage
Max. number of MV transformers increased.

Version 7.0.8

Download - Published on August 11, 2020

Fixes

Fixed custom file window crash by restricting position of the horizontal splitter
Fixed custom file import for daily values
Restored possibility of several transfos in global system
Fixed a crash when copying the Mismatch graph to clipboard.

Version 7.0.7

Download - Published on August 04, 2020

Fixes

Interactive map: updated communication protocol with map server
Fixed time shift in NSRDB TMY import due to NSRDB API change: UTC is now set as default instead of Local Time
ModuleLayout: problem when showing shaded module I/V curves with tracking systems.

Version 7.0.6

Download - Published on July 28, 2020

Improvements

Database update
Shadings : set top view to put north on the top in southern hemisphere.

Fixes

Fixed inconsistencies with the user needs data and grid storage
AC Losses: wire length not saved when specified as loss percentage
SolarEdge: some inverters not useable, because no compatible optimizer
Shadings : fixed elementary object edition setting parameters back to defaults in some cases
Fixed crash related to the ageing parameters in the detailed losses
Fixed storage strategy modification not changing the economic evaluation
Access violation when importing a variant containing an error
Module Layout: several corrections, namely when orientations are mixed on one SolarEdge inverter
Fixed a range check error in system definition when opening Solaredge inverter
Bifacial: incoherency when a tracker is defined with Axis azimuth = 180°.

Version 7.0.5

Download - Published on July 14, 2020

Fixes - Grid inverter : fixed a crash when enabling efficiency for 3 voltages - Shadings : fixed a crash when leaving scenes with more than 32000 objects - Fixed an issue preventing to simulate Module Layout with modules having a number of diodes different than 3 - Fixed a crash when interacting with scrollbar in the Graph window - Fixed a problem where the simulation in aging tool would not use the correct meteo file - Fixed recent project opening when "No / New project" is selected in the Preferences - Several additional minor fixes

Version 7.0.4

Download - Published on July 07, 2020

Improvements

Interface not becoming slow anymore for bifacial systems with 3D shading scene.

Fixes

In carbon balance, number of inverters retrieved from variant
Fixed Fridge power not taken into account in domestic uses window
Compass in Module Layout sometimes not correctly oriented
Module layout strings attribution: error in some very special cases
MV lines specification with several transformers: fixed error of Minimum wire section.

Version 7.0.3

Download - Published on July 01, 2020

Fixes impacting results

Simulation: treatment of the horizon band in the Perez model improved for shading calculation. Shading losses now more coherent. Yearly result values may change around 1%.

Fixes

Performance : fixed some "Advanced simulation" dialogs taking up to several seconds to show
Fixed error when switching variant with many trackers
Unlimited Trackers where not correctly displayed in orientation dialog
Shadings: fixed backtracking strategy for imported scenes, when BT calculated from 2 trackers. The BT was not applied correctly to all other trackers
Shadings: fixed issues in polygonal PV fields management in shading tool
Shadings: reversed "Portrait" / "Landscape" display of modules in 3D scene for N/S axis tracker fields
Report: fixed erroneous unit display for energy values in Economic Evaluation summary section
Fixed a crash happening when saving the 3D scene to an SVG file from the Module Layout.

Version 7.0.2

Download - Published on June 19, 2020

Improvements

Database update

Fixes

Fixed error when writing variant after running a simulation
Fixed error when reading back last project after running simulation
Domes with mixed orientations were not resized correctly in batch mode
Undefined loss values in ModuleLayout for very low irradiance
Shadings : fixed custom modules definitions not stored when using grouped modification
System: fixed range check error when a large number of inverters are used

Version 7.0.1

Download - Published on June 09, 2020

Improvements

Database update
Mention of the use of new transposition algorithm on report
Help update of PV module model and Mismatch
Module Layout with SolarEdge
Loss diagram: added choice of the DPI, by default screen DPI.

Fixes

Error in reading of PV Modules that were not Si-mono or Si-poly was leading to wrong low-light behavior
Check of transformer power was not accounting for inverter clipping
Error when loading an invalid bitmap image as logo
Error when loading a project variant from an older version
Fix for error with automatic NSRDB site meteo import
Fix IAM print on report
Fixed an issue with orientations being recalculated when running a simulation
Fixed erroneous conversion of rectangle fields to tilted-axis trackers
Shading tables for vertical PV modules were not calculated correctly.

Version 7.0.0

Download - Published on May 25, 2020

Welcome to PVsyst 7!

New features

Support of 64-bit architectures : this will extend PVsyst capabilities of handling large projects and shading scenes
Irradiance: new improved treatment of the circumsolar component, impacts on the electrical shadings and vertical Bi-facial systems
System : unlimited number of sub-arrays
Shadings : conversion of fixed tables to trackers, new trackers with central gap parameter for bifacial, import of trackers from Helios3D, import of PVC files
Output AC circuit : definition of several MV and HV transformers, with their specifications
Live results display : see results values and graphs while the simulation is running
Economic evaluation : Levelized Cost of Energy (LCOE), Net Present Value (NPV), multiple loans of multiple types, advanced depreciation configuration
Economic evaluation : now available for Stand-alone and Pumping systems
Simulation : display of warnings during the simulation and with the results

Improvements

Module Layout: great improvements in submodule shading calculations accuracy, print of the layout has also been improved and can now be printed in the report
User interface : improvements of the user interface and user experience
License management simplification
Localization : full-software translation coverage (except the Help), Turkish and Korean languages now available

Version 6.88

Download - Published on August 09, 2020

Warning

New PVsyst files encoding (UTF-8) since v6.8.0. Version 6.8.8 is a minor update mainly fixing access to interactive map server\r\n_Improvements:\r\n- Added possibility to import PVModule files (.PAN) and Inverter files (.OND) written with PVsyst V7.\r\n* Fixed errors:\r\n- Interactive map: updated communication protocol with map server (www.openstreetmap.org)\r\n- Fixed error when loading an invalid logo file._

Version 6.87

Download - Published on May 06, 2020

Warning

New PVsyst files encoding (UTF-8) since v6.8.0. Version 6.8.7 is a minor update mainly fixing PVGIS imports due to API server changes\r\n_Improvements:\r\n- Databases update.\r\n* Fixed errors:\r\n- Meteo import of known formats:\r\n- Fixed PVGIS imports due to API server changes (TMY, time series, horizon)\r\n- Fixed crash with NSRDB files.\r\n- Fixed miscellaneous crashes:\r\n- when using result graph previous/next month\r\n- when using Module Layout\r\n- when running simulation.\r\n- Fixes for batch mode:\r\n- Setting of number of domes now working correctly\r\n- Setting shed width. Smaller than original width was not possible\r\n- When site was changed, the meteo was not shown correctly in the result file.\r\n- Fixed wrong label for thin object electrical effect in report\r\n- Fixed String distribution for Mixed orientations\r\n- Fixed determining pitch from shading scene, which was not correct in some special cases._

Version 6.86

Download - Published on December 18, 2019

Warning

New PVsyst files encoding (UTF-8) since v6.8.0. Version 6.8.6 is a minor update mainly fixing some issues of previous versions\r\n_Improvements:\r\n- Databases update\r\n- Economic evaluation : added self consumption economy to yearly balance plot\r\n- Updated direct PVGIS import to version 5.1.\r\n* Fixed errors:\r\n- Fixed license issue when hard disk identifier contains braces\r\n- Fixed several crashes specific to v6.8.4 or v6.8.5:\r\n- two PDF errors (EPdfError) when saving and loading a PDF report\r\n- another PDF errors (EPdfError) when clicking on the report button from the results menu\r\n- IO Error when importing a .DAE file in 3D scene\r\n- when using the interactive map\r\n- Fixed miscellaneous crashes:\r\n- while studying the Mismatch in voltage between strings\r\n- when printing a report\r\n- when saving a variant (VCalcul)\r\n- when copy-pasting modules in 3D scene\r\n- when selecting system type (grid-connected, stand alone, etc.)\r\n- when closing the shading dialog._

Version 6.85

Download - Published on October 31, 2019

Warning

New PVsyst files encoding (UTF-8) since v6.8.0. Version 6.8.5 is a minor update mainly fixing some issues of previous versions\r\n_Improvements:\r\n- Databases update.\r\n* Fixed errors:\r\n- Fixed error in spectral correction calculation with mixed orientations\r\n- Grid storage: fixed a display error of the system Voltage when using a Battery as Rack\r\n- Pump dialog: fixed problems when defining specification curves\r\n- Transposition factor tool: the curves didn't appear\r\n- Fixed several crashes specific to v6.8.4:\r\n- when starting PVsyst on PC using Windows in non-latine language\r\n- when selecting a point on sea on interactive map\r\n- when starting PVsyst in some specific configurations\r\n- when starting PVsyst and checking for software updates\r\n- Fixed several crashes related to file access:\r\n- when saving report in pdf format\r\n- when reading an invalid .PNG file\r\n- when reading a custom .PAN file\r\n- Fixed miscellaneous crashes:\r\n- when computing shadings during simulation\r\n- when running simulation\r\n- when loading pre-sizing results\r\n- Economic evaluation :\r\n- Increased length for Â« Own funds Â» and Â« Loan Â» fields\r\n- Fixed number conversion error message for Â« Own funds Â» and Â« Loan Â» fields\r\n- Fixed loan principal total in financial results table\r\n- Fixed economic evaluation sometimes not printed in the report\r\n- Report : fixed custom comments modification to re-generate the report\r\n- Tracker axis tilt now working correctly in batch mode\r\n- Corrected grid limitation loss calculation for special cases in with Power Factor < 1\r\n- When exporting loss diagram values, decimal separator now follows settings from preferences\r\n- Fixed compatibility check between 3D drawing and bifacial model for row width._

Version 6.84

Download - Published on August 29, 2019

Warning

New PVsyst files encoding (UTF-8) since v6.8.0. Version 6.8.4 is a minor update mainly fixing some issues of previous versions\r\n_Improvements:\r\n- Shadings :\r\n- Object management toolbar reordering\r\n- Label changes for some buttons\r\n- Added / corrected label translations\r\n- Meteo import of known formats:\r\n- Added import for new SolarAnywhere files - available in TMY and timeseries (hourly and 30minutes).\r\n* Fixed errors:\r\n- Module layout: fixed an access violation when defining module layout\r\n- Read - Write: fixed error when reading .CMx files written with v6.8.3\r\n- Fixed crashes when comparing data plots\r\n- Economic evaluation :\r\n- Fixed loading unit price from a previous evaluation which was failing in specific cases\r\n- Carbon balance: fixed Detailed system LCE tab behavior\r\n- Batch Mode: fixed errors when changing PV capacity\r\n- Losses: fixed wires going outside the wiring schema\r\n- System: fixed error causing PVsyst to not respond when editing minimum SOC\r\n- Corrected a crash when entering the Grid storage option for the first time (V 6.82 and 6.83)\r\n- Concentrating systems: corrected the PR calculation (was not calculated)._

Version 6.83

Download - Published on July 17, 2019

Warning

This version is a minor update mainly fixing some issues of version 6.8.2\r\n_Improvements:\r\n- Economic evaluation :\r\n- Improved amount display\r\n- Cosmetic changes in PDF report.\r\n* Fixed errors:\r\n- Fixed crash when using PV Module dialog (specific to v6.8.2)\r\n- Fixed importing data from PVGIS (TMY, time series and Horizon)\r\n- Economic evaluation :\r\n- Fixed erroneous inverter quantity for some specific systems._

Version 6.82

Download - Published on July 02, 2019

Warning

This version is a minor update mainly fixing some issues of version 6.8.1\r\n_Improvements:\r\n- Economic evaluation :\r\n- Added "Residual value" information used for accounting depreciation.\r\n* Fixed errors:\r\n- Deep review of the Soiling treatment\r\n- Shadings :\r\n- Fixed bugs in group and orientation edition\r\n- Fixed zones and masks display\r\n- Economic evaluation :\r\n- Fixed bug which occurred due to screen resolution\r\n- Fixed loan annuity formula description in Help topics\r\n- Orientations :\r\n- fixed erroneous mismatch between the variant and shadings orientations\r\n- PVsyst directories :\r\n- reintroduced version number in path to configuration/log files._

Version 6.81

Download - Published on May 30, 2019

Warning

This version is a minor update mainly fixing some issues of version 6.8.0\r\n_Improvements:\r\n- Shading scene :\r\n- new advanced selection tool to list and manage all scene objects\r\n- added grouped modification of tables base slope\r\n- increased maximum size allowed when creating a ground object\r\n- Economic evaluation : allowed negative value for total operating costs, minor cosmetic changes\r\n- Price list : added button to create a new seller when defining price for a component\r\n- Renamed some Transposition Variables for more consistency.\r\n* Fixed errors:\r\n- Shadings :\r\n- fixed a crash when using table zones\r\n- fixed a crash when importing Helios3D scenes containing trees\r\n- fixed reading of .SHD file in binary format (written with v6.3.9 or earlier)\r\n- Solar tool box : minor bug fixes\r\n- Fixed graphics of result variables displaying data only up to 11am\r\n- Grid Limitation calculation corrected for cos(phi) <> 1\r\n- Variable selection in optimization tool fixed\r\n- Fixed bugs when reading load profiles from file\r\n- Fixed crash when escaping from interactive map\r\n- Reading Li-Ion battery from a .BTR file produced a dummy (blocking) error._

Version 6.80

Download - Published on May 16, 2019

Warning

This version is a major update with new PVsyst files encoding (UTF-8)\r\n_Novelties:\r\n- Turkish translation now available in Pvsyst\r\n- Universal battery (only defined by a voltage and capacity) for batch optimizations\r\n- Stand-alone systems : definition of the initial State of wear (SOW) for each run.\r\n Improvements:\r\n- New PVsyst files encoding (UTF-8) supporting all the international characters. This\r\nmodification applies to all PVsyst files (.PRJ, .VCx, .PAN, etc.)\r\n- SolarEdge architecture : new rules and new components\r\n- Shading scene :\r\n- Automatic naming of imported PV fields according to their position and orientation\r\n- Optional display of the solar path\r\n- Module layout : added information tooltip when moving the mouse on a module\r\n- Hidden parameters : added filters to search parameters\r\n- Project report :\r\n- New default plots included : Input/Ouptut graph and Power distribution\r\n- Additional plots for report : selectable from predefined graphs\r\n- Economic evaluation : improved the prices setting for self-consumption\r\n- Batch mode variables :\r\n- Parameters for storage systems: Battery capacity, load profiles and grid unavailability definitions.\r\n* Fixed errors:\r\n- Added more requirements in workspace dialogs to avoid Users having their Data in the installation dir\r\n- Fixed crash when creating a new variant of Standalone system\r\n- Fixed various crashes in module layout\r\n- Fixed crash with ageing degradation activated\r\n- Fixed miscellaneous crashes:\r\n- when searching lat long values on interactive map\r\n- when entering Flowrate value in the H, P (F) curves tab for solar pump definitions\r\n- when exiting PVsyst\r\n- when reading project file with unexpected project names\r\n- when exporting bifacial project._

Version 6.79

Download - Published on March 05, 2019

Warning

A license synchronization is required before the update of PVsyst\r\n_Novelties:\r\n- New option: Tracking algorithm by optimization of the irradiance on the tracker\r\n- Feed-in Tariffs may be specified in hourly values\r\n- Meteo imports:\r\n- New direct import formats:\r\n- Vaisala: new CSV files from Vaisala for TMY and long-term series\r\n- PVGIS: direct import of time series with choice of the database, multi-year hourly files and monthly averaged site\r\n- Custom meteo import (previously ASCII meteo import) has been heavily reworked:\r\n- New interface\r\n- Import of new variables: precipitable water, relative humidity, Linke coefficient, aerosol optical depth\r\n- Choice of the unit of the variables, multiplier not needed anymore\r\n- Shading scene:\r\n- New "Electric pylon" elementary shading object\r\n- New tool to link cables between pylons.\r\n Improvements:\r\n- PV modules dialog, new graphs when adjusting the parameters Rserie and Rshunt\r\n- Creation of Hourly parameter's files difficult with some EXCEL configurations (parasitic characters)\r\n- Stand-alone controllers: the control of the load (discharge) may be managed by an external device\r\n- Economic evaluation: new functionality to import hourly defined feed-in tariff from a custom CSV file\r\n- Shadings:\r\n- added warnings when importing big files, also added automatic geometry simplification after the import of topographic data\r\n- allowed trackers with a single table to inherit backtracking parameters from the reference tracker\r\n- In file menu, added new command to refresh Databases\r\n- New button to create a site directly from project window\r\n- Sorting on project's site is now available when loading projects.\r\n Fixed errors:\r\n- Bi-facial systems: secured initialization of the bifacial treatment parameters when changing the parameters in the project\r\n- Mixed-orientation projects (v 6.77 and 6.78): the Nominal Energy was not correct on the loss diagram,\r\n=> all subsequent losses expressed as percentages up to EArrNom are false (but correct in energy)\r\n=> the simulation results are not affected\r\n- Grid-storage, peak shaving option: doesn't work (in V 6.78 only)\r\n- PNom sharing orientations: errors in the dialog (option "single/all inverters" not working)\r\n- Monthly tables for Normalized Performance indices were empty\r\n- Multiple major and minor bug fixes in economic evaluation tool\r\n- Report : losses diagram units and number of decimals are now kept when exporting it, they can also be defined as default in the print settings\r\n- Since V6.76 hidden parameters were lost when exiting from PVsyst\r\n- Fixed problems with country selection in the geographical site\r\n- Simulation results: monthly tables and graphs now work properly\r\n- Proxy parameters are now applied correctly for every web request\r\n- Paste button in geographical site works again\r\n- Shading scene: fixed issue related to image transparency\r\n- Corrected grid limitation losses on report\r\n- Fixed power sharing definitions for inverters with more than 6 MPPT\r\n- Fixed miscellaneous crashes:\r\n - when closing PVsyst\r\n - when using the Storage button\r\n - when generating ageing mismatch data\r\n - on reopening plot windows in Meteo tables and graphs\r\n - when using the transposition tool (for optimisation of the plane orientation)\r\n - related to the horizon in monthly meteo tools._

Version 6.78

Download - Published on December 17, 2018

Warning

A license synchronization is required before the update of PVsyst\r\n_Novelties:\r\n- Advanced economic evaluation tool :\r\n- Detailed investment and running costs definition\r\n- Feed-in tariff strategy definition\r\n- Takes the long-term degradation (ageing tool) into account\r\n- Financial balance calculation: payback period, return on investment, dividends, taxes\r\n- Results and graphs on the report.\r\n Improvements:\r\n- Interactive map: GoogleMaps web service is no more available.\r\nOptimized access to OpenStreetMap and Geonames web services.\r\nFixed several related issues, namely possibility of defining GPS coordinates\r\n- Grid power limitation: reintroduced the limit at the Inverter level\r\n- Implemented Grid limitation when Self-consumption\r\n- Auxiliaries: separate Day and Night aux. losses.\r\n Fixed errors:\r\n- Loss diagram: with Mixed orientation:\r\nfixed error in Array Nominal Energy (at STC), and subsequent losses.\r\nNo impact on the result\r\n- Auxiliaries: were not accounted during night, when Grid is disconnected\r\n- Shadings : Fixed report generation error due to erroneous objects imported from external files._

Version 6.77

Download - Published on November 14, 2018

Warning

A license synchronization is required before the update of PVsyst\r\n_Improvements:\r\n- Hidden parameters: reorganized the topics, more easy\r\n- Stand-alone systems, battery, controllers: translation (only in French just now)\r\n- Batch mode: added ground albedo as parameter for bifacial systems\r\n- Interactive map: added new map using OpenStreetMap services and\r\nOpenLayers protocol\r\n- Shadings : added possibility to apply strings attribution to multiple selected fields.\r\n* Fixed errors:\r\n- Grid-storage with undersized Charger: unrealistic overload loss\r\n- Stand-alone controllers: sometimes thresholds def. not well initialized\r\n- Pumping: creating new Variant crashed\r\n- Batteries and Pumps databases: some bad definitions\r\n- Several dialog problems due to deep modernization of dialogs in V 6.76:\r\nModule layout: Problem for getting I/V curves model\r\nPV modules definition: Rserie, Rshunt not modifiable\r\nBifacial option not modifiable\r\nDetailed losses: AC losses: definition as % did not work\r\nAMPT optimizers: Number of modules in series not modifiable\r\n- Fix for components not appearing in import and export tool\r\n- Fix for crash in the Bifacial tool with 2d unlimited sheds\r\n- Fix for crash when importing a variant to a new project\r\n- Fix for crash when starting a new project without admin rights and UAC disabled._

Version 6.76

Download - Published on October 17, 2018

Warning

A license synchronization is required before the update of PVsyst\r\n_Novelties\r\n- Battery storage in grid systems:\r\n3 strategies: self-consumption, peak shaving, weak grid islanding\r\n- Simulation: Implementation of FirstSolar spectral correction model, which can be used with all PV technologies\r\n- Filter for Bi-facial and 1'500V PV modules\r\n- PVGIS import: the old site will be closed soon,\r\nimplemented new import of hourly TMY or monthly data, directly from their API\r\n- NREL NSRDB: TMY hourly or Monthly data, direct import from their API\r\n- Meteo import in SAM CSV format:\r\nfor NREL NSRDB hourly / sub-hourly / multi year / TMY files\r\nfor Explorador Solar TMY (Chile)\r\n- Creation of a site: direct import of hourly data from several API sites\r\n- Horizon import: direct from PVGIS, or flexible .CSV format.\r\n Improvements:\r\n- Ageing tool reworked, now with a table of Yields, PR and PR loss values\r\n- Report presentation: restructured, marked different parameter sections,\r\ngather important infos about the system on the fist page\r\n- Report customization: possibility of choosing columns on the main table\r\nother possible customizations (system type, etc.)\r\n- Grid limitation strategy, accounted now as a specific "Unused Energy" loss\r\n- Stand-alone systems: secured the definition of SOC thresholds\r\n- Geographic site coordinates: defined now as seconds (30m resolution),\r\nor with 4 decimals (11m resolution) for horizon definition purpose\r\n- Meteo sources no longer available: removed from the Meteo import tool\r\n- Workspace contains now a \template directory for all template files (new ones)\r\n- Button to open the Windows explorer in \PVsyst660_Data\r\n- License: enhanced reading of HostID information on Virtual Machine\r\n- Project: enhanced sorting when loading project.\r\n Fixed errors:\r\n- Several issues in the Pumping system definition, when creating it from scratch\r\n- Warning: the basic mechanism for all dialogs has been deeply modernized,\r\nthis may lead to unexpected errors in some dialogs\r\n- Errors in the Module Layout calculation (for severe shading situations only):\r\nwith Maxim PV modules when the Vlimit is very low\r\nwith SolarEdge optimizers when using Half-cell modules._

Version 6.75

Download - Published on August 05, 2018

Warning

A license synchronization is required before the update of PVsyst\r\n_Improvements:\r\n- String inverters: add. info, and warning when choosing "Use Multi-MPPT"\r\n- Help about bi-facial: add a page explaining the results in details.\r\n* Fixed errors:\r\n- Projects involving Mixed orientation: errors in simulation\r\n(namely on IAM and near shading losses)\r\n- CSV hourly files: error in the version 6.74: many values were null !\r\n- Ageing tool: always reverts to 10 years when entering the dialog\r\n- Solar parameters tool (plots): some insignificant errors\r\n- Maxim optimizers: little error in simulation => Ohmic loss = 0._

Version 6.74

Download - Published on July 12, 2018

Warning

A license synchronization is required before the update of PVsyst\r\n_Novelties:\r\n- Update to Meteonorm V 7.2\r\nNew database of 2'500 stations\r\nNew features: Linke coefficient, Humidity (for spectral corr.)\r\nMention of the RMS of the years distribution (for P50/P90)\r\n- Weather-corrected Performance Ratio (temperature corr. only).\r\n Improvements:\r\n- Optimized simulation speed for cases with many inverters or MPPT inputs\r\n- Customization of some features of the report\r\n(show PR weather-corrected, some selectable columns in monthly table)\r\n- Bi-facial: improved Help, set a detailed procedure\r\n- License: enhanced reading of BIOS HostID information.\r\n Fixed errors:\r\n- SolarGIS monthly files were no more readable (modif. SolarGIS)\r\n- Bifacial Mismatch loss: was slightly over evaluated (by the % of Bifacial)\r\n- Fixed error of V 6.73 concerning Grid MV Voltage in AC losses\r\n- Batch parameters reading on file was not operational\r\n- SolarEdge new optimizers P850: fixed sizing problems\r\n- Maxim optimizers: Voltage limit not well taken into account\r\n(no effect on simulation results)._

Version 6.73

Download - Published on May 28, 2018

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- New language available: Portuguese\r\n- Import of Meteo data measured on a tracker\r\n- Economics: new database for defining component's prices.\r\n Improvements:\r\n- Revised the dialog for the Meteo import (ASCII) format,\r\nimproved visualization of the source file contents.\r\n Fixed errors:\r\n- Helios3d import: in V 6.72, the tables positions were shifted by 1/2 table\r\n- Report: Scale error in the Normalized variables plot\r\n- Possible little simulation error when Inverter losses over current limit._

Version 6.72

Download - Published on May 03, 2018

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Shadings : masks can be defined for zones of tables, preventing them to place tables in these areas.\r\n* Fixed errors:\r\n- Tracking diffuse computations : fixed an error in calculations when using multi-threading._

Version 6.71

Download - Published on April 30, 2018

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Tool for Ageing studies, multi-year batch simulation:\r\n- For different operating years, same meteo data\r\n- For a set of yearly meteo data files\r\n- Results and graphs on the report\r\n- Shading calculations: multi-threading.\r\n Improvements:\r\n- Possibility of backtracking with horizontal trackers, shifted trackers\r\n- Meteo ASCII files import: completely revised, more reliable for any file,\r\nexports the list of the data problems in the file\r\n- Batch mode and sheds optimization tool:\r\n- Modification of the pitch as parameter\r\n- Bi-facial: height above ground as parameter.\r\n Fixed errors:\r\n- Horizontal tracking: fixes for the non-zero azimuth definition\r\n- Stand-alone systems: error in the Threshold's analysis tool\r\n=> specified erroneous voltage thresholds on the report\r\n- Transposition factor optimization plot: crash\r\n- Error when reading new CdTe (First Solar) PV modules._

Version 6.70

Download - Published on March 27, 2018

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Bifacial model for tracking 1-axis systems (unlimited trackers)\r\n- Report outputs: now managed with in integrated PDF tool\r\nYou can visualize, scroll, save and print like any PDF document\r\n- Loss diagram: export of the values (with more details) to EXCEL.\r\n Improvements:\r\n- Report: refined the add. information about the sheds and trackers systems\r\n(sheds size and pitch, GCR, limit angles, etc)\r\n- Wiring resistance management: improvement of the choice stability (% Pstc)\r\nwhen changing the nominal power\r\n- Wiring resistance help: revision, new page for detailed calculations\r\n- SolarEdge: implemented mix with "normal" inverters in other sub-arrays\r\n(was not possible un to now, and freezed)\r\n- SolarEdge pre-sizing process: correction and improvement\r\n- Tables of monthly values: improved some units displays, now up to 10 columns.\r\n Fixed errors:\r\n- Inverter night losses: now null if the option "night disconnect"\r\n(after external transformer) is activated\r\n- Battery system definition: crash when choosing the battery first\r\n- Grid Power limitation: didn't work properly with very big systems,\r\nthe limitation was at the inverter level => did not recover losses\r\nfrom inverter to grid when overload (little yield underevaluation).\r\n* Fixed error specific to version 6.6.9:\r\n- Erroneous voltage in the lists of batteries._

Version 6.69

Download - Published on March 26, 2018

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Bifacial model for tracking 1-axis systems (unlimited trackers)\r\n- Report outputs: now managed with in integrated PDF tool\r\nYou can visualize, scroll, save and print like any PDF document\r\n- Loss diagram: export of the values (with more details) to EXCEL.\r\n Improvements:\r\n- Report: refined the add. information about the sheds and trackers systems\r\n(sheds size and pitch, GCR, limit angles, etc)\r\n- Wiring resistance management: improvement of the choice stability (% Pstc)\r\nwhen changing the nominal power\r\n- Wiring resistance help: revision, new page for detailed calculations\r\n- SolarEdge: implemented mix with "normal" inverters in other sub-arrays\r\n(was not possible un to now, and freezed)\r\n- SolarEdge pre-sizing process: correction and improvement\r\n- Tables of monthly values: improved some units displays, now up to 10 columns.\r\n Fixed errors:\r\n- Inverter night losses: now null if the option "night disconnect"\r\n(after external transformer) is activated\r\n- Battery system definition: crash when choosing the battery first\r\n- Grid Power limitation: didn't work properly with very big systems,\r\nthe limitation was at the inverter level => did not recover losses\r\nfrom inverter to grid when overload (little yield underevaluation)._

Version 6.68

Download - Published on February 01, 2018

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Implementation of Lithium-ion batteries :\r\nModel, Dialog, Database, Simulation, Help.\r\n Improvements:\r\n- Report: mention of the Pitch, collector width, GCR when pertinent\r\n- P50-P90: possible to get chosen Pxx values on the report\r\nReviewed the initial default values (erroneous since some versions)\r\n- SolarEdge: New devices, especially for Japan\r\nOptimizer Efficiency: updates and improvements\r\nBig systems: corrected the very long delays in the dialog\r\nString length (PMax) was sometimes limited incorrectly with respect to rules\r\nSimulations with old SolarEdge configurations: report and results not available\r\nPV modules strings in parallel on the optimizer input: didn't work properly\r\n- LID losses also defined with Stand-alone and pumping systems\r\n- Pumping systems dialogs: improved the update of controllers when changing pump\r\n- Workspace: updated and improved selection of directories in workspace dialogs\r\n- License: simplified license management of some rare PC configurations\r\nthat were involving manual operations.\r\n Fixed errors:\r\n- IAM customized profile definition with *.PAN files was not read (repaired)\r\n- Import of Meteo data files: some didn't work anymore,\r\nsome providers have changed their format\r\n- Several little bugs with Pumping and Stand-alone systems dialogs\r\n- Night losses not accounted correctly with multiple inverters\r\n- Fixed language of some dialogs that were in French since last Delphi update._

Version 6.67

Download - Published on November 15, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- New "orientation" option: unlimited trackers, horizontal axis\r\nNo need for constructing a 3D scene\r\n- New variable in the PV module: "Glass Front Surface" definition\r\n- New default for IAM profile (applicable to new modules in the DB):\r\nNormal glass, plastic: Fresnel's laws profile\r\nAR glass or Textured : Fresnel's laws with AR coating.\r\n* Fixed errors:\r\n- Error or crash when importing components from the EXCEL DB file (V 6.66 only)\r\n- Reading of PV modules: customized IAM profile not read (V 6.66 only)\r\n- SolarEdge optimizers with two modules in input:\r\nerror in Efficiency Loss._

Version 6.66

Download - Published on October 26, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Fixed errors:\r\n- Near Shadings: fixed copy & paste of objects._

Version 6.65

Download - Published on October 25, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Shadings: Tool for the detailed study of thin objects shading\r\naccording to the object's distance\r\n- Shadings: added an advanced selection dialog\r\n- Pumping systems: completely new system dialog\r\nmany improvements of the pumping systems management.\r\n Improvements:\r\n- Bi-facial systems model:\r\n- added 2 new contributions: beam component on the rear side\r\n- corrected contribution of the ViewFactor in the Loss diagram\r\n- Controller for Pumping systems: completely reviewed the definition dialog\r\n(especially concerning SOC thresholds)\r\n- Pumps and Pumping controllers database: several new components\r\n- Deeply revised Help of Shadings calculations models, Thin objects,\r\nPumping systems, Bi-facial, etc.\r\n- PV module dialog, Low-light performance specification:\r\nimproved record and management of specified values\r\n- Shadings 3D: added "by modules" parameter to the grouped modifications\r\n- Report: direct creation of PDF reports without usinf PDFCreator\r\n- Workspace: switching workspace opens the current workspace location,\r\nnot the user's documents folder.\r\n Fixed errors:\r\n- Shading 3D: in some cases, different plane orientations are not recognized\r\n- Shading 3D Helios3D and complex scene: sometimes higher shading losses due to\r\nerroneous identification "Behing the plane"\r\n- Trackers "tilted or horizontal axis": errors when axis azimuth is not null\r\n(only significant with very high azimuths like 180°)\r\n- Variables specified for CSV hourly files or Monthly tables\r\nwere not well recorded on files (=> necessitate redefinition at each run)\r\n- SolarEdge and other optimizers used with Ageing: simulation crash when the\r\nMismatch Rms values for ISC and Voc are null.\r\n- SolarEdge optimizers: error when 2 modules strings at the optimizer input\r\n( => very high shading or IAM loss)\r\n- SolarEdge with Ageing: error in ModuleLayout,\r\nonly significant when very big electrical shading contribution\r\n- Maxim optimizers: don't appear in lists (in the version 6.64 only)\r\n- Some very special cases, EOutInverter may slightly overcome PNom (0.03% error)\r\n- Analyse of Measured data: error preventing any simulation (V 6.64 only)\r\n- Unavailability loss: periods sometimes specified for another year than\r\nthe meteo data (=> no loss) !_

Version 6.64

Download - Published on September 04, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- Mismatch between strings: Tool for a deep study of the phenomenon\r\nQuantified mismatch loss for centralized and string inverter configurations\r\nTool for the evaluation for string length differences and mismatch effects\r\n- Orientation definition in complex systems: new tool\r\nHelios3D and terrain installations: possibility of defining several average\r\norientations\r\nGrouped Orientation for distributed systems like round buildings\r\n- SolarEdge architecture: complete revision\r\nDefinition of "physical" inverters with different strings as inputs\r\nComplete treatment of Optimizers efficiency and electrical losses (ModuleLayout)\r\n- Meteo data import: direct access to 2 new data sources:\r\nReuniwatt (worldwide) and Explorador (Chile).\r\n Improvements:\r\n- Bifacial 2D model: improved model for operating limit conditions (large heights),\r\nImproved the parameter import from the "real" system defined in 3D\r\nConceptual error in the model, which lead to an underestimation of\r\nthe rear side irradiance by a factor of 1/GCR (i.e. a factor of 2 or more!)\r\nAdd the contribution of the Diffuse seen from the rear side.\r\nAlbedo in monthly values\r\n- Inverter input: explicit management of the Maximum current per MPPT\r\nNew loss "Over Max. current" replaces some losses which were previously\r\nregistered as "inverter loss below voltage threshold"\r\n- PNom sharing: new management (groups of sub-arrays), checks, warnings, etc.\r\nUpdate of the help, especially concerning the option "Use Multi-MPPT"\r\n- Deep review of the Pumps and Pumping controllers databases management\r\nAdded numerous high power pumps and power controllers\r\n- Reviewed files for DEMO Stand-alone and Pumping systems\r\n- Improved speed for opening projects with a big number of fields in the shadings\r\n- Improved performance of triangulation algorithm when importing big CSV ground data\r\n- Licensing system: improved robustness and added specific support of rare\r\nPC configurations that were not supported.\r\n Fixed errors:\r\n- Reading User's needs (load) files of hourly data:\r\nSecurized reading of Units at top of the column (Message when not recognized)\r\nSuppressed reading of 29th February_

Version 6.63

Download - Published on June 22, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Improvements:\r\n- Definition of a system kind in the project's dialog\r\n- Seasonal orientation: possibility of negative summer tilt for low Latitudes\r\n- Inverter definition, efficiency curve, dialog and plots improvement\r\n- Direct import of new Meteo data sources (Ashrae IWEC, etc)\r\n- Database update.\r\n* Fixed errors:\r\n- Electrical shadings: not computed in Stand-alone systems\r\n- Electrical shadings: not well accumulated in Mixed orientation systems\r\n- Stand alone systems: the Genset was not read on the file\r\n- muPmpp could be defined as positive value, without error message\r\n- Backtracking error message when trackers with different pitches\r\n- Tracking axis azimuth not well reported in the report._

Version 6.62

Download - Published on April 30, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Improvements:\r\n- Feature for placing any object above the ground object\r\n- Bifacial systems management: parameter definition from the system not well\r\ntaken into account\r\n- Tracking systems without 3D shadings definition: was possible, now a warning\r\n- Warning/Error message when the wiring resistance is not correct.\r\n* Fixed errors:\r\n- Seasonal tilt systems: error with the shading losses of winter months\r\n- Tracking systems: still shading diffuse calculation errors in some cases\r\n- Helios3D import: the not-PV objects were not imported correctly\r\n- Module layout with trackers: filling of the trackers by modules\r\n- Domes: partition in module strings not shown on the second face (display only)\r\n- Pumping systems: specified tank volume modified by the pre-sizing tool\r\n- Maxim optimizer: some Maxim modules without diode number definition in the\r\ndatabase => erroneous values\r\n- Report copy in Clipboard: parameter's page sometimes blank\r\n- Module layout: some error and warning messages not always pertinent\r\n- Use of the model library file for variables to be registred (SFI)._

Version 6.61

Download - Published on March 23, 2017

Warning

PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Improvements:\r\n- When importing shading scenes from DAE or 3DS files,\r\nit is now possible to select one or more materials\r\nin order to transform objects to PV fields directly.\r\n* Fixed errors:\r\n- Read of Load hourly profiles from a file\r\n- Shading calculations with some tracking systems: Linear shading null\r\n- Shading calculations with some tracking systems: Message preventing simulation\r\n- Loss parameters (Thermal, Soiling) or others (Inactive bands)\r\nnot correctly registred on the file\r\n- Pumping systems, definition of Water use crashes with new Variants\r\n- Inverters: DC-DC input didn't work anymore\r\n- IAM profiles: little differences (0.14%) between different runs\r\n- SolarEdge converters with Fractional inputs: simulation big error\r\n- AMPT strings optimizers: erroneour Message prevents the simulation\r\n- Shadings :\r\n- Object selection using the mouse has been fixed\r\n- Improved memory consumption for big scenes\r\n- Fixed 3DS not loading when textures missed._

Version 6.60

Download - Published on March 08, 2017

Info

This version should be considered as a major update, gathering new implementations developed since several months. \r\n!!! warning PVsyst now uses hardware acceleration and requires display drivers which support OpenGL 2.0. Please make sure they are up-to-date.\r\n_Novelties:\r\n- The 3D drawing system has been completely revisited:\r\n- using now the popular 3D platform OpenGL\r\n- with a completely new drawing window and renewed tools organization\r\nmore compatible with and similar to usual 3D tools\r\n- fluid navigation, high quality visual effects\r\n- improved management of zones, selection options\r\n- population of numerous tables in multiform zones\r\n- Updated Help for all these new features\r\n- Some tutorial videos for these new features\r\n- Import of .dae 3D drawings (Sketchup, AutoCAD, others)\r\n- Project's general dialog: completely revised, more ergonomic.\r\nImproved management of Variants\r\n- Bi-facial systems: complete model for shed-like PV systems\r\npedagogical tools for a deep understanding of the issues\r\nOther configurations (vertical, tracking, acc. to 3D scene) in preparation\r\n- Multi-orientation systems (especially for dome configurations):\r\npossibility of sharing the maximum inverter power along the day\r\neither to 2 different MPPT inputs, or to each inverters in mixed orientation\r\n- IAM: easy use of predefined profiles (Fresnel normal or with AR, Sandia)\r\nRenewed the dialog in the "Detailed losses"\r\n- Measured data comparisons: import of the parameters of a simulation variant.\r\n Improvements:\r\n- Import of Meteo files from new providers (NSRDB, SolarAnywhere, 3-Tiers, etc),\r\nUpdated the help\r\n- Import of multi-year meteo data files from several providers\r\n- Long-term degradation batches: the 'year of simulation' can be used\r\nas batch parameter.\r\n Fixed errors:\r\n- This version has been submitted to many Beta-testers.\r\nWe tried of course to eliminate all reported bugs._

Version 6.53

Download - Published on February 02, 2017

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. \r\n_Tips\r\n- The major version V6.60, to be released soon, is now available for Beta-tests\r\nIf you are interested, please contact us at support@pvsyst.com.\r\n Novelties\r\n- Import a variant (simulation parameters) into a data comparison variant\r\n- Pumps database: added high power pumps (up to 180 kW) and new Grundfos.\r\n Improvements\r\n- Import of PVsyst_Std meteo files on POA: possibility of using Perez model\r\n- Improvement of some warning/error messages.\r\n Fixed errors\r\n- Trina PV modules with Maxim optimizer: error in the database,\r\n=> the results are completely erroneous\r\n- Several (rare) bugs reported by users fixed._

Version 6.52

Download - Published on December 11, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. ***\r\n_Miscellaneous:\r\n- Database update._

Version 6.51

Download - Published on November 27, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. *\r\n_Novelties:\r\n- "Maxim Integrated" optimizers at the sub-module level.\r\n Improvements:\r\n- Pumping systems, many improvements\r\n- Possibility of defining pumps on an EXCEL document,\r\n=> easier for enriching the database with numerous models\r\n- New faster algorithm for Module Layout calculations.\r\n Fixed errors:\r\n- Pumping systems, Controller for pumping: several crashes solved\r\n- Inverters: crashes for some models with unbalanced MPPT inputs\r\nand one only efficiency profile. (V 6.49 only)\r\n- Several errors in some specific cases when importing Meteo data from\r\nSolarAnywhere, Solar Prospector, PVgis when using Chrome\r\n- Use of Perez model: sometimes mentions Hay on the report._

Version 6.50

Download - Published on November 24, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. *\r\n_Novelties:\r\n- "Maxim Integrated" optimizers at the sub-module level.\r\n Improvements:\r\n- Pumping systems, many improvements\r\n- Possibility of defining pumps on an EXCEL document,\r\n=> easier for enriching the database with numerous models\r\n- New faster algorithm for Module Layout calculations.\r\n Fixed errors:\r\n- Pumping systems, Controller for pumping: several crashes solved\r\n- Inverters: crashes for some models with unbalanced MPPT inputs\r\nand one only efficiency profile. (V 6.49 only)\r\n- Several errors in some specific cases when importing Meteo data from\r\nSolarAnywhere, Solar Prospector, PVgis when using Chrome\r\n- Use of Perez model: sometimes mentions Hay on the report._

Version 6.49

Download - Published on September 29, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. ***\r\n_Fixed errors:\r\n- ModuleLayout: Error when choosing "Portrait": shown module sizes incorrect\r\n- ModuleLayout: Modules not displayed correctly in southern hemisphere\r\n- Batch mode: crash with ModuleLayout\r\n- Errors in 3D objects manipulation (double-click on Gizmo)\r\n- Read PV modules: IAM customized profile not read in the database\r\n- Stand-alone systems: Controller voltage thresholds incorrect\r\nwhen several batteries in parallel\r\n- In some special cases (modif. parameters after simulation):\r\non the report, simulation may be not coherent with the input parameters\r\n- SolarGIS files reading: crash when the Timezone is not an integer (India)\r\n- P50-P90 dialog: value out of limits at dialog opening_

Version 6.48

Download - Published on September 19, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. **\r\n_Improvements:\r\n- Faster loading of Projects and Variants\r\n- More output for optimization tool\r\n- TIGO optimizers: new device, new behavior for "Smart modules"\r\n- Power factor definition: improved the dialog.\r\n Fixed errors:\r\n- Module Layout dialog corrections\r\n- Shadings and project: sometimes unappropriate warnings\r\n- Inverter overload loss: error in calculation for sub-arrays with mixed orientation\r\n- SolarGIS (v2.1.5): format change when reading multi-annual hourly files\r\n- Importimg meteo ASCII files gave error in some cases._

Version 6.47

Download - Published on July 14, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. **\r\n_Improvements:\r\n- Copy/paste of multi-selected objects: after Paste, the multi-selecion persists\r\n- Tranfo loss parameters: increased number of decimals on file.\r\n Fixed errors:\r\n- Multi-orientation: simulation changes the orientations (only in V 6.46)\r\n- Shadings acc. to module strings and multi-orientation:\r\nsometimes errors in the shading calculations\r\n- Maxim and Solibro modules: crash (Maxim modules are still in development)\r\n- Wind turbine: retrieved default parameters when edited\r\n- Import ASCII meteo data from POA: sometimes involves the Perez model.\r\nNow the Perez model is authorized !_

Version 6.46

Download - Published on June 26, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. **\r\n_Improvements:\r\n- Backtracking parameters info in the "Orientation" part\r\n- Database update.\r\n Fixed errors:\r\n- Blocking error when developing a tracking system in the version 6.45\r\n- Backtracking: error in diffuse shading factor calculation (only in V 6.45)._

Version 6.45

Download - Published on June 08, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. **\r\n_Improvements:\r\n- Import of Meteo ASCII files, export of the "Site" of an incomplete hourly file:\r\nCompletion of the missing or erroneous monthly values with initial .SIT file monthly data\r\n- Inverter dialog: addition of information regarding the setting of auxiliaries consumption.\r\n Fixed errors:\r\n- Some securization and corrections in the system verification conditions,\r\nsome errors or warnings were not transmitted to the higher levels\r\n- Stand-alone presizing printed form: printed parameter error._

Version 6.44

Download - Published on May 29, 2016

Info

This version doesn't provide much novelties. We are in a phase of stabilization and internal modernization of the software, after the deep changes in the version 6.40 and followings. Every PVsyst user is encouraged to communicate any problems encountered when using the program. Important novelties are in preparation, but not yet published. *\r\n_Novelties:\r\n- Import of Meteo ASCII files: now possible with files in UT (universal time).\r\n Improvements:\r\n- Meteo quality check, better understanding and management of Time shifts\r\n- Inverter dialog: display option of the efficiency curve\r\n- Deep revision of the user's Warnings and Error management (internal update)\r\n- Load profile in hourly values: improvement of the file management/tolerance\r\n- Module layout with sheds: bottom cell considered shaded when at least\r\nhalf the cell is shaded (=> diminishes shading loss).\r\n Fixed errors:\r\n- Crash when openening the "Degradation" tool\r\n- Seasonal tilt: correct update of the Summer tilt after simulation\r\n- Seasonal tilt: simulation error in winter in some particular situations\r\n- Import of Meteo ASCII files: Beginnig year, DST management, stabilizations\r\n- Inverter overload: VmppMin (current limit) not taken into account\r\nif overpower conditions\r\n- Shading loss: sometimes false simulation when using old files as inputs,\r\nbut correct as soon as we change something (e.g. recompute table)\r\n- Partial shading calculations: error in the Shading factor calculation\r\n- Partial shading calculations: error was not reported when the partial system\r\nis not defined => crash in the simulation\r\n- ModuleLayout: now error message when used with Partial shading calculations\r\n- Electrical wiring resistance calculation: nb. of inverters when multi-MPPT\r\n- Stand-alone controllers: revision of modifiable and system-fixed parameters\r\n- Pumping systems: updates and improvements in the hydraulic system dialog._

Version 6.43

Download - Published on March 17, 2016

Novelties:\r\n- Pumping systems: definition of a customized pipe.\r\n Improvements:\r\n- Check meteo data: Improved time shift info and management\r\n- Shading verifications: suppressed redundant calculations\r\n(improves delays in the dialog with big scenes)\r\n- SolarGIS files: still some old files not well read (time zone error).\r\n Fixed errors:\r\n- Creating PAN files in old format: error when IAM profile is defined\r\n- Slight difference in IAM profile interpretation when reading internal DB or\r\nPAN file. May lead to slightly different IAM losses\r\n- Little modelling error with PV module use under very low temperatures (

Version 6.42

Download - Published on February 18, 2016

Novelties:\r\n- Tool for module degradation, including dispersion => increasing mismatch\r\nSimulation for any specified year after commissioning.\r\n Improvements:\r\n- Read of Load profile files: improved format acceptability\r\n- Import Standard meteo files: improved Timeshift and Timezone management\r\n- License management: improved useability in some problematic cases.\r\n Fixed errors:\r\n- Stand-alone systems: error when using some "commercial" Controllers\r\nwith Voltage control instead of SOC control\r\n- Error on Diffuse calculation with horizon near shadings\r\n- Error on electrical shading loss calculation with thin objects\r\n- Multi-rectangular fields and other marginal cases: File read errors.

Version 6.41

Download - Published on January 31, 2016

Info

Due to a long delay after the update 6.39, we have extended the update support up to the 6th of February 2016 for users whose supports should stop after the 31st of July 2015. To benefit from this extension, you have to synchronize your license. **\r\n_Improvements:\r\n- The transposition model choice (Hay/Perez) is now in the project's definitions\r\n- SolarAnywhere data: the temperature is now read when available.\r\n Fixed errors:\r\n- Some problems with new License management\r\n- Sometimes error in the calculation of the IAM loss\r\n- Errors when reading some particular calculation versions\r\n(with too much variables specified for the ASCII file)\r\n- Reading error when defining zones in the 3D shadings._

Version 6.40

Download - Published on January 17, 2016

Info

This should be considered as a major version \r\n!!! warning Due to a long delay after the update 6.39, we have extended the update support up to the 31st of January 2016 \r\nfor users whose supports should stop after the 31st of July 2015.\r\nTo benefit from this extension, you have to synchronize your license.\r\n_Novelties:\r\n- Battery system management has been deeply reviewed and partially rewritten.\r\nThe system dialog is now much more comprehensive.\r\nBattery charging Control may be specified in terms of SOC (not battery voltage)\r\nVisual tool for the relationship between SOC and Voltage thresholds\r\nas function of the battery temperature, charging/discharging currents, etc.\r\nThe Presizing tool has been improved (works on several years)\r\nNew tool for an overview of the sizing issues (parametric diagrams)\r\nBattery simulation treats all kinds of losses as defined for the Grid systems.\r\nUser's needs management deeply modernized.\r\n(namely domestic uses with time of use for each appliance)\r\n- 3D Shading tool management:\r\nNew algorithm for the shading factor calculation.\r\n => Calculation time drastically reduced (by factor of 20)\r\nImport a ground image (google, architect plan, etc)\r\nas "background template" for the development of the scene.\r\nDrawing of objects with the mouse, directly in the scene\r\n(useful namely with ground image)\r\nSmart tool for the displacement of objects\r\nNew objects: domes (opposite sheds), Wind turbines, etc\r\nThe shading effect may be disabled for chosen objects.\r\nInversely, the ground objects may be specified as throwing shades.\r\nThe Shading factor calculation for a partial sub-system has been improved\r\n- System (sheds) optimization tool:\r\nReworked the dialog, with a viewer integrated into a single window,\r\nGeneric parameter selection.\r\nSketches to visualize selection range and the calculation progression.\r\nScans of Tilt and Azimuth are now possible for all types of orientations\r\n(except tracking).\r\nThe Help has been developed\r\n- All the data files written as Text files.\r\nThis implies a new Workspace kind named \PVsyst640_Data.\r\nOlder versions of PVsyst cannot access this new workspace.\r\n Improvements:\r\n- Meteo data import: the dialog has been reviewed, new faciliting features\r\nImprovement of the Help, enrichment concerning all data sources.\r\nDirect Import for new Meteo data providers:\r\nNREL for the Indian territory (satellite data in 10x10 km),\r\nVortex (private company, for pay)\r\n- The dialog for the management of projects has been modernized\r\nThe project may/should be explicitely saved after each modification\r\nNumber of Calculation variants now illimited (VCi, VDi, etc)\r\n- License validation: modified for keeping the license when updating to Win10\r\n- PVsyst can be started from a script.\r\n* Fixed errors:\r\n- Numerous errors fixed thanks to the Error reporting tool which allows to send detailed reports of your errors to our support team\r\n- Use with Windows XP difficult due to lack of Microsoft maintenance:\r\nNamely Meteonorm 7.1 requires .NET 4.5, not suported by Win XP.\r\n=> Syntheric generation (normally managed by Meteonorm) has to switch\r\nto the old generation.\r\n_

Version 6.39

Download - Published on July 21, 2015

Novelties:\r\n- Complete tool for the optimization of shed (rows) systems.\r\nBased on series of simulations in batch mode, with optimizing graphs\r\n- Helios3D: possibility of importing shading objects\r\n- Ground objects: may be defined explicitely by a custom file (CSV)\r\n Improvements:\r\n- Grid injection limitation: may ba applied to E_Grid at the injection point\r\n(formerly the limitation was applied at the inverter level).\r\n- In the database lists: custom components identified with grey background\r\n- Import from PHOTON database: automatic correction of the Pnom-VmpImp balance,\r\nand correction of the default Rs for getting Rel effic = -3% @ 200 W/m2.\r\n- On the report: mention the origin of the data for the PV module\r\n("original database" or "custom defined")\r\n- Orientation definition drawing: red point now at a more "logical" position\r\n- Meteonorm 7 management: warns when the .NET V 4.5 framework is not available\r\n(previously produced a crash).\r\n* Fixed errors:\r\n- Errors in the Google maps tool in some very special cases.\r\n- Tracking planes with not-zero axis orientation: error on shading factor\r\n(normally low, increases with Azimuth deviation).\r\n- Calculation of mixed-orientation fields: sometimes balance errors in the\r\nloss-diagram (but the simulation result is correct)\r\n- Domestic uses: seasons not updated for southern latitudes\r\n- Load definition: some dialog errors or inconsistencies.\r\n- 3D Shading tool, namely Zone definitions: still some improvements and bugs fixed.

Version 6.38

Download - Published on May 12, 2015

Improvements:\r\n- SolarGIS import of old versions 1.7 (incl. multi-year)\r\n- Sizing tool: PNom ratio also showed for inverter's Pmax = f(temperature)\r\n* Fixed errors:\r\n- Error in report printing (some pages partially printed)\r\n- Batch: Nb of inverter inputs didn't work with multi-MPPT inverters\r\n- Module Layout electrical I/V drawing tool: errors with tracking systems\r\n(but the simulation is correct).

Version 6.37

Download - Published on April 30, 2015

Fixed errors:\r\n- Error in near shading positioning.

Version 6.36

Download - Published on April 29, 2015

Novelties:\r\n- Shading calculations on a specified partial system\r\n=> Allows the evaluation of very big systems with reasonable computing time\r\n- 3D editor: Management of object's groups, lists of grouped objects,\r\ncommon modifications on groups of objects\r\n- Import of SolarGIS multi-year files, and written in UT (universal time)\r\n- Tool for comparing meteo data (different years, or different sources)\r\nGraphs and probability profile for P90 evaluation, average and RMS\r\n- Create meteo files with clear sky model for system oper. analysis and sizing.\r\n Improvements:\r\n- Improved Perspective view, define observer's position,\r\nfocus on some selected object.\r\n- New help for Sub-array and Multi-MPPT management\r\n- Import of Meteo Files in Standard format: management of missing data (-99).\r\n Fixed errors:\r\n- Meteonorm V 7.1: Diffuse and Temperature not quite well renormalized\r\n- When defining Backtracking, the 3D construction is now mandatory\r\n- Batch simulation: the AC wiring loss was not operational\r\n- Report for Tracking systems: parasitic label about orientation\r\n- SolarEdge inverters: possibility of fractional inputs still did'nt work\r\n- First use of the program: the workspace was not automatically created\r\n- PDF creation during batchs: crashes.

Version 6.35

Download - Published on March 23, 2015

Novelties:\r\n- Meteonorm 7.1 included (replaces Meteonorm 6.1)\r\n- AC modules: identification in the database, and automatic choice of the partner.\r\n* Improvements:\r\n- Tool for the study and understanding of electrical shading effects:\r\ncompletely rewritten, with side-window plot\r\n- Possibility of recording OND files in the old format compatible with V

Version 6.34

Download - Published on February 05, 2015

Fixed errors:\r\n- SolarEdge inverters: possibility of fractional inputs did'nt work anymore\r\n- System definition dialog: uncorrect display of some indicative values

Version 6.33

Download - Published on January 28, 2015

Shadings 3D:\r\n- definition/manual modifications of a terrain,\r\n- definition of zones for positioning "tables" (rectangular or polygonal)\r\n- distribution and common modifications of a set of tables in the zone\r\n Multi-MPPT inverters: adjustable Pnom sharing between MPPT inputs\r\n Overload losses calculation at sizing time (also for Pnom(Temperature)) => PNom ratio quick calculation depending on Pnom(Temp) and CosPhi\r\n Module layout shading calculations:\r\n- calculation accuracy for sheds: true calculation of the Linear part.\r\n- takes 2nd maximum if under VmppMin\r\n Added several special graphs (sorted values, array temp. distribution, etc)\r\n Shading on diffuse for tracking systems: positive azimuths => full calculation (previously supposed symmetrical => errors with significant horizon)\r\n Help for Inverters: reviewed for new features (Pnom=f(temp), power factor, etc)\r\n IAM definition in the Module (import from EXCEL crashed profile not shown)\r\n Electrical behavior of PV arrays tool (shadings): I/V curves display problems\r\n Concentrating systems: error on the loss diagram (but not in calculation)\r\n Pumping: initialization of pressurization systems.

Version 6.32

Download - Published on November 13, 2014

New development: Tool for the analysis and understanding of IAM, Fresnel (incl. AR coatings) and Sandia models, Irradiance distributions, beam, diffuse and albedo contributions acc. to plane orientation and meteo data.\r\n- Auxiliaries losses: improvements and auto activation when specified in Inverter.\r\n- Report: issues with Power factor, harmonized units as kVA instead of kWh, shows Eapparent as main result, etc...\r\n- Helios3D: improved calculation speed, tolerance to erroneous inputs of h2d files.\r\n- 2-axis and versical axis Tracking systems in southern hemisphere: error in the Diffuse shading factor.\r\n- Helioclim data import: also accepts values expressed in TU.\r\n- ModuleLayout, display of electrical effect: crashed.\r\n- Electrical shading loss: thresholds on Linear contribution (V 6.26) also suppressed the contribution of thin objects.\r\n- Pumping systems: unit error in the definition of the daily load.\r\n- Bug limiting the rights for update for some few users.\r\n- Bug when reading SolarGIS monthly data (from V 6.31)\r\n- IAM loss management: transfer problems with Multi-arrays\r\n- Module Layout dialog: several problems solved.

Version 6.30

Download - Published on September 29, 2014

Error in the calculation with CdTe modules (in versions 6.27 to 6.29).\r\n- Inverters: page for temperature behavior of Pnom now available.\r\n- Tigo DC converters: some updates.

Version 6.29

Download - Published on September 23, 2014

Fixed bug in 3D shading tool.

Version 6.28

Download - Published on September 21, 2014

Fixed bug in electrical loss.

Version 6.27

Download - Published on September 18, 2014

WARNING: Bugs in electrical loss and the 3D shading tool have been found in this version, we strongly recommend to use PVsyst 6.3.0 instead of PVsyst 6.2.7.\r\n- Carbon balance (CO2): evaluation tool and new page on the report.\r\n- Management of Tigo optimizers, including definition, operating and shadings.\r\n- Inverters: temperature dependency of the nominal power (Pmax use, and high temperatures derate), specification of the Power Facor capability.\r\n- Auxiliary losses now explicitely specified.\r\n- Component dialogs, 1st page: info availability an original database/custom.\r\n- Big systems shading studies:\r\n_Improved calculation time of some verifications\r\n Possibility of desabling the mutual interpenetration of fields (Helios3D)\r\n Execution of some tests upon command instead of automatic\r\n Helios3D: improved orientation analysis and tests.\r\n Many objects: choice of selected object improved\r\n- AC Losses after the inverter: take the Power Factor into account.\r\n- Improved the model of Shading Electrical loss: was enabled as soon as linear shading was present; now with a threshold (partial cell sheding).\r\n- Batch simulations: still some updates.\r\n- Synthetic generation: sometimes wind data (according to Meteonorm) were added.\r\n- Master/Slave operation: error when the Vmppmin was reached.\r\n- Littles errors (fonts) fixed in the report._

Version 6.26

Download - Published on July 30, 2014

PV module Rserie default value: according to 200 W/m2 relative efficiency (-3%).\r\n_Effect: only concerns modules for which the Rserie has not been specified. Low-light behaviour very close to modules with Manuf. specified Rserie.\r\n- PV module temperature behaviour.\r\n Up to now: the specified muPmpp value was the derivative at 25°C.\r\n muPmpp calculated at 25 and 45°C: improves matching with the linear behaviour reported by measurements at oper. temperatures.\r\n Effect: slightly decreases the temperature loss.\r\n- Batch mode, significantly improved:\r\n easier file management (re-use of old files), several new parameters.\r\n* Possibility of specifying a list of VCi (i.e. resimulate a whole project).\r\n- Resistivity default values revised (effect: slight decrease of Wiring loss).\r\n- Helios3D management: error in verifications of orientations (spread) fixed. This sometimes prevented using old Helios3D scenes.\r\n- Hay model: when the sun is behind the plane, the beam component doesn't contribute to albedo (negligible effect with usual systems).\r\n- Big shading systems: optimized a time-consuming verification._

Version 6.25

Download - Published on June 15, 2014

Main improvement about ModuleLayout management:\r\n_All tables shown on a single plane - possibility of moving them\r\n Working table directly selectable on the 3D view\r\n Possible saving as an image (BMP, JPG, or PNG: transparent)\r\n Print of the whole ModuleLayout definition\r\n Several Improvements/Optimizations inthe dialog and elaboration\r\n- Export of results in the Report preview: Loss diagram also exportable\r\n- Rewrote the batch mode, improvements\r\n- Big shading scenes: general dialog speed optimizations\r\n- Optimization of shading factor calculation was not activeted by default_

Version 6.24

Download - Published on May 20, 2014

Report preview: new possibility of modifying units and language.\r\n- Report preview: possibility of "Copying" the chosen results in the clipboard for analysis and versions comparisons in EXCEL.\r\n- Error in Batch mode, when redefining the number of inverters.\r\n- Printer choice: always takes the Default printer: fixed.\r\n- Many bugs fixes after implementing the tool for reporting runtime errors.

Version 6.23

Download - Published on April 30, 2014

Mixed-orientation systems: sometimes error in the simulation => Inverter loss may be underevaluated by around -0.3%.\r\n- Tracking 1-axis with not south-axis: some incoherences and modif. impossibilities in the definition dialog (not affecting simulation results).\r\n- Prevent opening the software twice simultaneously, which may produce some conflicts.\r\n- Grid Input/Output plots: showed variable E_Avail instead of E_Grid.\r\n- Several minor dialog and display errors or improvements.\r\n- Database update.

Version 6.22

Download - Published on March 23, 2014

Meteo conversion: import of year in the DD|MM|hh|mm format.\r\n- SolarEdge: do not check number of strings or modules.\r\n- 3D tool: fix window which could freeze.\r\n- Added a new reporting tool in case PVsyst is crashing.

Version 6.21

Download - Published on March 12, 2014

Error when displaying some 3D scenes - 3D scene not written on the report.\r\n- Backtracking definition management: sometimes choice not accepted.

Version 6.20

Download - Published on March 09, 2014

Import ASCII meteo files: complete revision of the DST management, included then DST dates for the USA. Also valid for years not beginning in January, and southern hemisphere.\r\n- Default component choice: available now.\r\n- Report: some little problems solved (fonts on second page of parameters).\r\n- Module Layout electrical calculations: simulation error in some special cases => alterate the Inverter losses.\r\n- Improved speed when clicking on "Create variant from..." in the main project dialog.\r\n- Improved logo quality on printed report.

Version 6.19

Download - Published on February 10, 2014

Display of the Modules and they electrical attribution by colors (by Module Layout) directly in the Perspective view.\r\n- Save this perspective view as a BMP, JPG, PNG or SVG image for use in other drawing softwares.\r\n- Report improvement: avoid long component name's overwriting, Long calculation version titles on 2 lines.\r\n- Import ASCII meteo and data files: error messages and dialog improvements, reads dates without specified years; DataMeas: reads multi-fields.\r\n- Error in simulation of shading with thin objects: shading loss overevaluated.\r\n- Error in electrical shading losses: loss correction on voltage instead of current => only effect: loss if the voltage becomes below the Inverter VmppMin\r\n- Unlimited sheds: parameter not well read on file => azimut aberrant value.\r\n- Errors in mixed orientations: little effects on shadings with horizon. Irradiance and Temperature loss not well displayed (but correct calculation).

Version 6.18

Download - Published on January 30, 2014

Definition of 3D fields: now possible directly by specifying the number of modules in width and in length. Polygonal 3D field: by positioning each module individually with mouse.\r\n- Module Layout tool: you can now have a side-view of the 3D perspective with visualization of the edited table in red and choosing the table to be edited in the 3D drawing.\r\n- Tables of Hourly values for each month, for any variable of the simulation.\r\n- Update of the program: performs a back-up of all user's files, allowing to retrieve the simulations with old versions.\r\n- Off-line deactivation of the license: bug fixed.\r\n- Update of the ModuleLayout for fields added in the 3D part: bug fixed.\r\n- Import of ASCII meteo files: warnings improved and bugs fixed.\r\n- Import of ASCII files of measured data: multi-fields now working.\r\n- Grid power limitation: bug fixed when defining several sub-arrays.

Version 6.17

Download - Published on January 09, 2014

Error since V 6.14: Electric loss (Module Layout option) not calculated\r\n- Shading factor table according to strings not written on file (recomputed)\r\n- Report: first page not complete for Stand-alone systems\r\n- Meteo monthly tables: line of yearly values erroneous

Version 6.16

Download - Published on December 30, 2013

Report: Parameters may be printed on more than 2 pages\r\n- Report: Visualization of a saved 3D scene improved. Check of this visualization in the 3D editor.\r\n- Sometimes erronous value in the Array wiring resistance, fixed. Some logs for tracking this errors in V 6.14 crashed the program.

Version 6.15

Download - Published on December 19, 2013

Erroneous values displayed in the "Results" dialog\r\n- Some improvemebnts in the Multi-orientation warnings and the report\r\n- Helios3D now working with Multi-orientation\r\n- PV module definition from Low-light data: crashed\r\n- Summary dialog: copy to clipboard\r\n- Value of the Wiring resistance is sometimes modified to aberrant values. We didn't yet identify the origin of this random (and rare) problem, but we protected the simulation by asking the user for correcting the parameter.\r\n- Fixed failure when reading license after the update on some environements.

Version 6.14

Download - Published on December 15, 2013

Problems fixed with shadings - crashed in the "Shadings" dialog.\r\n- Problems fixed concerning sheds with not null Baseslope\r\n- Infinite loop in some calculations (Shadings "According to strings")\r\n- Shadings "According to strings" not well computed when linear shadings

Version 6.13

Download - Published on December 08, 2013

Main implementation: Multi-orientation.\r\nPossibility of defining up to 8 different orientations.\r\nIndependent shading calculation for each orientation.\r\nHeterogeneous fields: replaced by this Multi-orientation option.\r\n=> Removed restrictions on the orientation differences and nb of sub-arrays.\r\n- Seasonal tilt: now possible with 3D shading calculations.\r\n- Electrical Sub-array: now with Name and eventual Orientation definition.\r\n- "System summary" new window, available from different places for a general overview of the params defined for the calculation version.\r\nGives a list of: Orientations, sub-arrays, shading 3D fields defined.\r\nIdentifies the uncompatibilities between these 3 entities (orientation and areas matching), provides cibled warnings when necessary.\r\n- Deep revision on the verification on system's compatibilities.\r\n- Shading and IAM factor on Albedo: improved the calculations (integral model).\r\n- Focusing CPV systems: errors in the loss diagram view (not in the results).\r\n- Unavailability loss: not stored correctly with the calculation version.\r\n- SolarGIS import and Meteonorm synthetic generation: sometimes crashed.\r\n- Simulation ASCII files: crashed when more than 30 parameters defined.\r\n- Batch simulations: inverter changes not taken into account.\r\n- New tutorial about "My first Project", "Meteo Management", "Linear shadings".\r\n- Meteo import: fixed Internet Explorer error displayed in importation tool.\r\n- Meteonorm: fixed crash when generating data based on Solargis data.\r\n- Dialog fonts: added an application setting to change font dynamically for all dialogs.\r\n- MSI installation file: fixed signature issue in Internet Explorer 9/10.\r\n- Simulation: improved simulation speed (20%).\r\n- Project: fixed error when reading list of projects in File >> Export projects.\r\n- License: added dialogs to warn and show deactivation link for off-line license transfer.\r\n- License: fixed error when reading license when there are more than one hard disk.

Version 6.12

Download - Published on September 23, 2013

SOLARGIS files: complete tool for direct import of all their products: specific year, TMY, monthly averages or pluri-annual files.\r\n- PVGIS import: the negative Latitude sign is not read correctly.\r\n- PV modules import: PHOTON site has changed, updated accordingly.\r\n- Simple tool for direct Import/Export of single projects.\r\n- Light Soaking, LID or IAM defined in the module specifications: directly taken into account in the detailed losses.\r\n- Module Layout: fields not refreshed when modifying the 3D shading scene.\r\n- Wind velocity monthly specifications overwritten by Meteonorm.\r\n- Simulation with shadings: sometimes crashes at beginning (error#9).\r\n- Sometimes errors in shading factor when several sub-arrays.\r\n- Import ASCII meteo files: year 2000 not recognized as leap year.\r\n- Definition of project's site: sometimes erases Meteo file (with POA data).\r\n- Logo display on report bug (size): fixed.

Version 6.11

Download - Published on August 25, 2013

Tool for P50-P90 evaluation => new page on the report\r\n- Possibility of defining a Power Factor for the grid requirement\r\n- Possibility of defining a Grid Power limitation (incl. with Power factor)\r\n- Checked all tracking options for southern hemisphere\r\n- Shading factor optimizations: fixed for very long objects or planes. Improved for Building Objects.\r\n- Error#9 when defining Tracking without defining 3D scene: fixed\r\n- Error with 3D Polygonal fields: fixed\r\n- Writing unavailability parameters on file\r\n- Error when defining load profile by an hourly file: fixed. Improved hourly load plot.\r\n- Importing meteonorm data: sometimes kept previous GHI definition\r\n- SolarEdge: fractional MPPT didn't work anymore\r\n- Found deep error sometimes in the Synthetic Hourly dialog (=> Site corrupted) may explain many unidentified crashes of the software in diverse situations.\r\n- Securized messages when a VCi file is invalid\r\n- Batchmode: Backtracking changes not taken into account\r\n- Batchmode: 3D scene not actualized with some parameter changes\r\n- System verifications: some possible errors not accounted (e.g. Module sizes)\r\n- Import/export projects and components improved.\r\n- Fixed issue with latest available Pvsyst version.\r\n- Added proxy support for internet access (Preferences >> Web).\r\n- Added window autoscrolling for small screens.\r\n- Enabled unicode support (for ex. Asian characters) for user data file paths.

Version 6.10

Download - Published on July 22, 2013

Shading on diffuse factors not calculated for other systems than tracking - Don't use V6.0.9 !\r\n- GoogleMap tool has changed, search by Map not working anymore: update of PVsyst accordingly.\r\n- Diffuse shading factors for tracking systems: were computed with Shading Factor Table with tracking => error Backtracking now calculated for several tracker positions\r\n- Pump definition: dialog for definitions acc. to efficiency not working. Included a new line of contrifugal industrial pumps in the database.\r\n- Little updates in the importation of Meteo files, esp Satellight.\r\n- Corrected Horizon in Meteonorm, bad defined for southern hemisphere.

Version 6.09

Download - Published on July 18, 2013

WARNING: Shading on diffuse factors are not calculated for other systems than tracking, we strongly recommend to use PVsyst 6.1.0 instead of PVsyst 6.0.9\r\n- GoogleMap tool has changed, search by Map not working anymore: update of PVsyst accordingly.\r\n- Diffuse shading factors for tracking systems: were computed with Shading Factor Table with tracking => error Backtracking now calculated for several tracker positions\r\n- Pump definition: dialog for definitions acc. to efficiency not working. Included a new line of contrifugal industrial pumps in the database.\r\n- Little updates in the importation of Meteo files, esp Satellight.\r\n- Corrected Horizon in Meteonorm, bad defined for southern hemisphere.

Version 6.08

Download - Published on June 26, 2013

LID and Light-soaking loss parameter not written on the file\r\n- Securization of the ohmic loss dialog (sometimes crashes)\r\n- Simulation with voltage limit for getting full Pmpp: error fixed.\r\n- Report: Nb of inverters not correct with unbalanced MPPT; suppression of the NOCT info line (not relevant)\r\n- Synthetic generation: Diffuse renormalization to input values not effective; wind velocities created by Meteonorm without input data.\r\n- Satellight import: error in the avaraging over 5 years\r\n- TMY2 import: modif for accepting little imperfections to input format\r\n- Stand-alone and pumping systems: error at simulation beginning\r\n- System sizing, Shading dialogs: sometimes crashed\r\n- Meteo data import: accept solarimeter azimuth over /-90°\r\n- Logo not visible in report: fixed

Version 6.07

Download - Published on May 28, 2013

TMY3 import: still errors with some locations\r\n- Satellight meteo data: added an automatic 6 minutes time shift\r\n- In Project's site definition: securized copy Meteo => site\r\n- Master/Slave operation: fixed in simulation and module layout\r\n- SolarEdge, fractional inputs: fixed efficiency and overload\r\n- Helios3D import for southern hemisphere: still some angle definitions errors\r\n- Sometimes empty meteo data: additional warnings, securized System definition\r\n- Fixed help error: loose focus on help window when opening another dialog

Version 6.06

Download - Published on April 25, 2013

TMY3 import: extended accepted separator to semicolon => possibility of modifying CSV file in EXCEL.\r\n- Shading factor "according to string" calculation: sometimes error when 2 shades in the same rectangle.\r\n- Solaredgs systems with fractional inverter: still an error in the simulation.\r\n- Heterogeneous fields with only mixed field: didn't appear in choices.\r\n- Hidden parameters edition: "Miscellaneous" topic had disappeared.\r\n- ModuleLayout: default value for nb. of diodes now according to module def.\r\n- Fixed character issues in simulation report.

Version 6.05

Download - Published on April 11, 2013

Systems with overload: calculation error in some cases (=> over-evaluated loss).\r\n- Shadings with partition in module strings: sometimes hangs up.\r\n- Import TMY3 format: extended possibilities for other sources (SAM in India). Now possible to import specific years, leap years, data source modifiable.\r\n- Import of meteo ASCII files: extended to some very strange data formats.\r\n- Import of Standard PVsyst format: added a parameter for time stamp hour shift. Adapted for importing DHI DNI measurements.\r\n- Tracking frames: extended accepted angle limits.\r\n- Inverter definition dialog: sometimes crashed.\r\n- Meteo data tables: Last day missing.\r\n- New installation per-machine.

Version 6.04

Download - Published on March 20, 2013

Slight error in the module database\r\n- Import of PVGIS data: adapted for Internet Explorer 10\r\n- Solaredgs systems with fractional inverter inputs did not work\r\n- Display of IAMLoss and ShdLoss values\r\n- Fixed license activation

Version 6.03

Download - Published on March 18, 2013

Import Satel-light data: updated, the original source format has been changed.\r\n- Low-light data specifications for PV modules: improved the dialog\r\n- Import of ASCII meteo files: error with new Meteo files definition of V6.\r\n- Database update.\r\n- Fix error with license activation.

Version 6.02

Download - Published on February 27, 2013

Now defined within the project:\r\n- Overload loss limit (for oversized PV arrays)\r\n- Choice of using Vmax IEC or UL for the Voc limit during the sizing process\r\n- Possibility of using Vco(Tmin) with muVco manufacturer's specification\r\n- Limits on shading angles

Version 6.01

Download - Published on February 18, 2013

PVsyst 6 beta version, running 30 days.\r\n- Fixed error #14 at the beginning of the simulation.\r\n- Fixed batch mode.

Version 6.00

Download - Published on February 04, 2013

PVsyst 6 beta version, running 30 days.

Older release notes

Older PVsyst release notes (version 5 and older) can be found on this page.