Improvements$$$Databases update$$$$$$Corrections$$$Optimizers: It is now impossible to define a subarray with Huawei optimizers and a mixed orientation$$$Power shifting : the grid injection power is correct when charging and discharging the battery$$$Weather data : Fixed the issue preventing the import of API weather data$$$

Version 8.0.17$$$ Download - Published on October 20; 2025$$$$$$New features$$$$$$Grid storage: new strategy of power shifting; from the diurnal PV production to a period offering a better tariff (*).$$$Improvements$$$$$$Databases update$$$Optimizer; AdvanSol: database update$$$Corrections$$$$$$3D scene: Improved stability for edge-case datasets for ground data import$$$Horizon: Fix for PVGIS import missing negative azimuth$$$License : unavailable license server no longer causes crashes$$$Preferences: unavailable preferences file no longer causes crashes$$$Project: Fix of sorting issue in the variant manager dialog$$$Report: printing the carbon balance no longer causes crashes$$$Report: texts in the legend of the single line diagram are not overlapping anymore$$$Simulation: fixed condition where variables unrelated to system type briefly appeared$$$Check also dedicated page for PVsystCLI changes.$$$$$$(*) More detailed information available on PVsyst FAQ (topic PVsyst 8.0.17: main changes).

Version 8.0.17$$$ Download - Published on October 20; 2025$$$$$$New features$$$$$$Grid storage: new strategy of power shifting; from the diurnal PV production to a period offering a better tariff (*).$$$Improvements$$$$$$Databases update$$$Optimizer; AdvanSol: database update$$$Corrections$$$$$$3D scene: Improved stability for edge-case datasets for ground data import$$$Horizon: Fix for PVGIS import missing negative azimuth$$$License : unavailable license server no longer causes crashes$$$Preferences: unavailable preferences file no longer causes crashes$$$Project: Fix of sorting issue in the variant manager dialog$$$Report: printing the carbon balance no longer causes crashes$$$Report: texts in the legend of the single line diagram are not overlapping anymore$$$Simulation: fixed condition where variables unrelated to system type briefly appeared$$$Check also dedicated page for PVsystCLI changes.$$$$$$(*) More detailed information available on PVsyst FAQ (topic PVsyst 8.0.17: main changes).

Version 8.0.16$$$ Download - Published on September 17; 2025$$$$$$Improvements$$$$$$Bifacial: corrected tab order in albedo settings$$$Databases update$$$Optimizers; database: new AndSolar optimizers$$$System: mixed orientation selection is now impossible if there is only one string defined in the subarray$$$Weather data: updated NSRDB Physical Solar Model used to download data North America from v3 to v4.$$$Corrections$$$$$$Batch mode: changing variant and AC wiring loss at the same time in the batch run no longer leads to an infinite loop$$$Interactive map: searching for latitude; longitude in the interactive map is now working properly$$$Module layout: displaying I/V curves after aborting shading calculation no longer causes crashes$$$Optimizers: fixed issue with optimizer duty cycle applied twice during inverter power clipping$$$Power sharing: the situation where a single sub-array remains in a power sharing configuration is now handled properly$$$Report: electrical shadings effect is no longer printed when backtracking is activated with unlimited trackers; horizontal axis$$$Trackers; irradiance optimization: the range of search and estimate for the diffuse shadings in the irradiance optimization algorithm has been corrected$$$Weather data; Solargis: improved validation of country name when importing CSV files.

Version 8.0.16$$$ Download - Published on September 17; 2025$$$$$$Improvements$$$$$$Bifacial: corrected tab order in albedo settings$$$Databases update$$$Optimizers; database: new AndSolar optimizers$$$System: mixed orientation selection is now impossible if there is only one string defined in the subarray$$$Weather data: updated NSRDB Physical Solar Model used to download data North America from v3 to v4.$$$Corrections$$$$$$Batch mode: changing variant and AC wiring loss at the same time in the batch run no longer leads to an infinite loop$$$Interactive map: searching for latitude; longitude in the interactive map is now working properly$$$Module layout: displaying I/V curves after aborting shading calculation no longer causes crashes$$$Optimizers: fixed issue with optimizer duty cycle applied twice during inverter power clipping$$$Power sharing: the situation where a single sub-array remains in a power sharing configuration is now handled properly$$$Report: electrical shadings effect is no longer printed when backtracking is activated with unlimited trackers; horizontal axis$$$Trackers; irradiance optimization: the range of search and estimate for the diffuse shadings in the irradiance optimization algorithm has been corrected$$$Weather data; Solargis: improved validation of country name when importing CSV files.

Version 8.0.15$$$ Download - Published on August 11; 2025$$$$$$New Features$$$$$$Optimizers; SolarEdge: it is now possible to define subarrays with heterogeneous strings*.$$$Improvements$$$$$$3D scene: two redundant error messages concerning the azimuth and tilt spread in averaged orientations have been removed$$$3D scene: import of scene now creates one single averaged orientation by default. An option allows re-enabling automatic detection of multiple orientations$$$Ageing tool: enabled tool tips to provide information on CSV output generation$$$Optimizers: Optimizer efficiency is now applied after module related losses (*)$$$Optimizers: power clipping is now better handled*$$$Weather data; Solargis: updated URL links in the TMY API integration UI to new Knowledge Base.$$$Corrections$$$$$$3D scene: small width changes in PV table dimensions (<3cm) now modify the total sensitive width/height (*)$$$3D scene: changing scene view for the report no longer invalidates shadings table$$$3D scene: improvement of the nomenclature for the dimensions of chimneys on sloping roofs$$$3D scene: copying/pasting a PV object into the List and management of objects window no longer causes distortion of certain objects$$$3D scene: PV module spacing and orientation from imported DAE files are now correctly saved within the variant$$$3D scene: partition check box now works correctly for Polygonial field$$$Batch mode: shading table is now recomputed if backtracking parameters are changed in the batch simulation properties$$$Grid storage: revision of battery operation calculations*$$$System: number of modules in series now remains unchanged in systems combining subarrays with and without optimizers$$$Tools: voltage optimization plot now prints correctly$$$Trackers; diffuse shadings: central tracker and custom tracker modes now offer the choice of including shading objects in the calculation$$$Weather data: the NSREL option is disabled when the data is not available for the selected site.$$$Check also dedicated page for PVsystCLI changes$$$$$$(**) More detailed information available on PVsyst FAQ (topic PVsyst 8.0.15: main changes).

Version 8.0.15$$$ Download - Published on August 11; 2025$$$$$$New Features$$$$$$Optimizers; SolarEdge: it is now possible to define subarrays with heterogeneous strings*.$$$Improvements$$$$$$3D scene: two redundant error messages concerning the azimuth and tilt spread in averaged orientations have been removed$$$3D scene: import of scene now creates one single averaged orientation by default. An option allows re-enabling automatic detection of multiple orientations$$$Ageing tool: enabled tool tips to provide information on CSV output generation$$$Optimizers: Optimizer efficiency is now applied after module related losses (*)$$$Optimizers: power clipping is now better handled*$$$Weather data; Solargis: updated URL links in the TMY API integration UI to new Knowledge Base.$$$Corrections$$$$$$3D scene: small width changes in PV table dimensions (<3cm) now modify the total sensitive width/height (*)$$$3D scene: changing scene view for the report no longer invalidates shadings table$$$3D scene: improvement of the nomenclature for the dimensions of chimneys on sloping roofs$$$3D scene: copying/pasting a PV object into the List and management of objects window no longer causes distortion of certain objects$$$3D scene: PV module spacing and orientation from imported DAE files are now correctly saved within the variant$$$3D scene: partition check box now works correctly for Polygonial field$$$Batch mode: shading table is now recomputed if backtracking parameters are changed in the batch simulation properties$$$Grid storage: revision of battery operation calculations*$$$System: number of modules in series now remains unchanged in systems combining subarrays with and without optimizers$$$Tools: voltage optimization plot now prints correctly$$$Trackers; diffuse shadings: central tracker and custom tracker modes now offer the choice of including shading objects in the calculation$$$Weather data: the NSREL option is disabled when the data is not available for the selected site.$$$Check also dedicated page for PVsystCLI changes$$$$$$(**) More detailed information available on PVsyst FAQ (topic PVsyst 8.0.15: main changes).

Version 8.0.14$$$ Download - Published on July 17; 2025$$$$$$Improvements$$$$$$3D scene: GCR definition clarified in the help$$$Bifacial: all orientations with an error or warning are now reported$$$Bifacial: errors stemming from the irregularity of pitch or the average tracker axis are now warnings$$$Databases update.$$$Power Factor: The help pages and other explantations about the power factor have been rewritten and have been illustrated with graphics to clarify the concepts.$$$Shading: A message is now displayed upon exit of the 3D dialog when the Partial Shading Calc selection is less than 5% of the total area or less than 10 tables$$$Corrections$$$$$$Backtracking: the number of trackers with a higher GCR is now recomputed upon changing the backtracking reference tracker$$$Bifacial: The calculation of the rear-side diffuse contribution for horizontal PV tables; and the corresponding loss diagram have been corrected (regression in V8.0.13)$$$Components; PAN file: the numerical value of Voc in the PV module definition window is no longer affected by numerical imprecision$$$Detailed Results: the absence of default variables for monthly plots no longer causes crashes$$$Shadings: Print output now processes all orientations$$$Shadings; thin objects: the partition model results in presence of thin objects have been corrected. This may impact the simulation results; by increasing the electrical shadings slightly in some cases (**).$$$Report: Fix for partial shading always reporting 100%$$$Report: the units of energy results are now correct$$$Check also dedicated page for PVsystCLI changes$$$

Version 8.0.14$$$ Download - Published on July 17; 2025$$$$$$Improvements$$$$$$3D scene: GCR definition clarified in the help$$$Bifacial: all orientations with an error or warning are now reported$$$Bifacial: errors stemming from the irregularity of pitch or the average tracker axis are now warnings$$$Databases update.$$$Power Factor: The help pages and other explantations about the power factor have been rewritten and have been illustrated with graphics to clarify the concepts.$$$Shading: A message is now displayed upon exit of the 3D dialog when the Partial Shading Calc selection is less than 5% of the total area or less than 10 tables$$$Corrections$$$$$$Backtracking: the number of trackers with a higher GCR is now recomputed upon changing the backtracking reference tracker$$$Bifacial: The calculation of the rear-side diffuse contribution for horizontal PV tables; and the corresponding loss diagram have been corrected (regression in V8.0.13)$$$Components; PAN file: the numerical value of Voc in the PV module definition window is no longer affected by numerical imprecision$$$Detailed Results: the absence of default variables for monthly plots no longer causes crashes$$$Shadings: Print output now processes all orientations$$$Shadings; thin objects: the partition model results in presence of thin objects have been corrected. This may impact the simulation results; by increasing the electrical shadings slightly in some cases (**).$$$Report: Fix for partial shading always reporting 100%$$$Report: the units of energy results are now correct$$$Check also dedicated page for PVsystCLI changes$$$

Version 8.0.13$$$Published on June 10; 2025$$$Improvements$$$Demo projects: new demo commercial project$$$Databases update$$$Economic evaluation: Production variation (aging) is renamed to Module degradation and now only positive values are allowed$$$Economic evaluation: optimizers are now handled in the installation costs$$$Optimizers; SolarEdge and Sungrow: database update$$$Power Factor: update and clarification of the help page$$$Report: grid limitation mode is now displayed when applied$$$Report: module PAN file name displayed when custom$$$System design: overload losses are now adjusted when a Power Factor is specified in energy management (*)$$$System Sizing: Warning messages for inverters slightly or strongly undersized are now triggering above 2% and 4% overload losses; respectively. These errors are not fatal anymore (*).$$$Corrections$$$3D scene: the number of modules per table are now correctly computed when importing a H2P file$$$3D scene: the bottom cell size is now taken into account also when computing the shading factor table from the Near shadings window (*)$$$3D scene: display of the 3D scene works correctly with missing ground image and generating a report no longer causes crashes$$$3D scene: shading factor tables calculation is now faster on large scenes$$$3D scene: DAE/PVC files with complex objects are now imported faster$$$Bifacial: corrected calculation of the sky diffuse contribution on the rear side of the PV modules (*)$$$Bifacial: saving PRBifi no longer causes crashes$$$Detailed losses: dragging a point in the IAM curves no longer causes display issues$$$Detailed Results: the values of apparent and reactive energy in hourly graphs and monthly hourly table are now correct$$$Economic evaluation: corrected inconsistencies and display issues in the Financial Parameters section$$$Module layout: IV curves for non-relevant orientations are no longer shown$$$Optimizers: selecting modules with small Isc no longer causes crashes$$$Optimizers: minor corrections for AMPTstring optimizers$$$Orientation: azimuth limits are now properly enforced when using the visual tool to set table orientation$$$Shadings; diffuse: correction of diffuse shading loss calculation for low sun angles and average orientations$$$Self-consumption: daily hourly profile is now normalized and saved properly$$$System: when using power sharing; the contractual DC power limit of the inverter is now applied correctly.$$$(*) More detailed information available on PVsyst FAQ (topic PVsyst 8.0.13: main changes).

Version 8.0.13$$$Published on June 10; 2025$$$Improvements$$$Demo projects: new demo commercial project$$$Databases update$$$Economic evaluation: Production variation (aging) is renamed to Module degradation and now only positive values are allowed$$$Economic evaluation: optimizers are now handled in the installation costs$$$Optimizers; SolarEdge and Sungrow: database update$$$Power Factor: update and clarification of the help page$$$Report: grid limitation mode is now displayed when applied$$$Report: module PAN file name displayed when custom$$$System design: overload losses are now adjusted when a Power Factor is specified in energy management (*)$$$System Sizing: Warning messages for inverters slightly or strongly undersized are now triggering above 2% and 4% overload losses; respectively. These errors are not fatal anymore (*).$$$Corrections$$$3D scene: the number of modules per table are now correctly computed when importing a H2P file$$$3D scene: the bottom cell size is now taken into account also when computing the shading factor table from the Near shadings window (*)$$$3D scene: display of the 3D scene works correctly with missing ground image and generating a report no longer causes crashes$$$3D scene: shading factor tables calculation is now faster on large scenes$$$3D scene: DAE/PVC files with complex objects are now imported faster$$$Bifacial: corrected calculation of the sky diffuse contribution on the rear side of the PV modules (*)$$$Bifacial: saving PRBifi no longer causes crashes$$$Detailed losses: dragging a point in the IAM curves no longer causes display issues$$$Detailed Results: the values of apparent and reactive energy in hourly graphs and monthly hourly table are now correct$$$Economic evaluation: corrected inconsistencies and display issues in the Financial Parameters section$$$Module layout: IV curves for non-relevant orientations are no longer shown$$$Optimizers: selecting modules with small Isc no longer causes crashes$$$Optimizers: minor corrections for AMPTstring optimizers$$$Orientation: azimuth limits are now properly enforced when using the visual tool to set table orientation$$$Shadings; diffuse: correction of diffuse shading loss calculation for low sun angles and average orientations$$$Self-consumption: daily hourly profile is now normalized and saved properly$$$System: when using power sharing; the contractual DC power limit of the inverter is now applied correctly.$$$(*) More detailed information available on PVsyst FAQ (topic PVsyst 8.0.13: main changes).