The following new features and changes are included:

• New climate data for Germany (Valentin Software TMY procedure with DWD data as basis, 1995 – 2012).
• New Default Climate data record Berlin (1995-2012, DWD TMY3 (Valentin Software)) when using Project > New.
• SolarAnywhere as additional climate data provider.
• Revised Meteosyn interface in the "Generate climate data for new location" dialog.
• Improvement of the location search in Meteosyn.
• Revised configuration check:
  • Maximum short circuit current at the inverter and MPP trackers is now considered.
  • Validity states have been revised and a prohibition range has been added if the short-circuit is exceeded.
• Monthly consumption values can be provided with daily load profiles.
• Number of maximum tariff periods extended from 12 to 24.
• Conversion of efficiency curves from AC to DC side improved.
• Progress of the yield simulation is now displayed in the PV*SOL program icon in the taskbar.
• Installation: Checkbox to select or deselect desktop icon creation.
• If multiple feed-in tariffs are selected, they are sorted by start date.
• Searching in the consumption database is now possible.
• Text fields (e.g. on project data page) now with context menu for copy, paste etc.
• Note on changed observation period in the cash flow table when loading older projects located outside Germany.
• The update display window now informs about the used and available version and shows the current release notes (takes effect from next update).

The following bugs have been fixed:

• Disappearing windows in 4K monitor setups that caused the program to become unusable.
• Crash when starting PV*SOL in old .NET version (.NET 4.0.30319).
• Installation crashed when using personal folders on network drives. User now receives corresponding message.
• The operating mode for parallel connection of MPP trackers was sometimes not set correctly.
• Error in thermal simulation.
• Climate data locations from Meteonorm with incorrect annual global radiation sum.
• Display of cloud when switching to inverter page if no inverters were in the inverter selection.
• Tab order in the inverter window was corrected.
• When the program language was Turkish, the country names were not displayed in Turkish.
• SolarEdge rule to consider OverPower corrected.
• Text input fields with HighDPI error replaced.
• Crashes when creating project report due to access violations.
• Crash when importing old user-defined load profiles into the consumption database.
• Crash when displaying east-west polystring systems where only the second MPP tracker was logged.
• When not planning in Germany, the cash flow table now no longer displays one year more than the assessment period.
• For heating rods with fixed power levels, certain power levels were not used under certain circumstances.

The following new features and changes are included:

• New project report languages Slovenian, Ukrainian, Georgian and Romanian.
• Verification that the program windows are in the visible area.
• In the tariff database, the current tariffs are now displayed first by default.
• Inverter AC currents are now also logged and can be displayed as a characteristic curve.
• High DPI scaling detection has been improved.
• Improvement of the validation of PAN files.
• Grid feed in the first year with degradation is now also persisted.
• New configuration rules for SolarEdge.
• Maintenance end is uniquely formatted and can be copied.
• Improved results of automatic configuration, for jointly interconnected module areas.
• Formatting of module area data in the project report has been adjusted.
• Diagram "Coverage of total consumption" for DC batteries has been revised.

The following bugs have been fixed:

• Crash in the unbalanced load check with "Project New".
• AC grid voltage is now always rounded to a integer.
• Simulation:
  • DC charge controller: The power requested by the battery plus the available PV power must not be higher than the maximum inverter power.
  • MPP tracker: If the maximum DC current was exceeded, it could be that the new operating point was far below I_DC,Max due to voltage limits.
  • Heating rod: With stepless control, the correct maximum power was not calculated under certain circumstances.
  • Batterie-System: Seltener Fehler beim Ermitteln der Ladeleistung für Boost/Full/Equal-Ladungen behoben.
• Crash with overview plans with unfavorable aspect ratios.
• Crash when loading the project list of the recent used projects.
• When changing the climate location (country), the feed-in concept was sometimes incorrectly set to "Full feed-in".
• Error when importing consumption profiles if only one month was loaded, e.g. January.
• Bugfix for climate locations on the Isle of Man.
• Bugfix when opening the consumption dialog.
• Translation corrections (Italian, Czech, Portuguese).
• Crash at first program start after installation in correlation with virus scanners.
• Crash if an invalid presentation template was imported.
• In some rare cases, an operating system language not localized by PV*SOL was incorrectly set as the program language, resulting in many "XXX" texts in the program interface.
• Error in the automatic SolarEdge configuration.
• Fixed GUI freeze when creating new climate datasets if PVGIS server is not responding.
• Correction of PVGIS datasets for southern Brazil with SARAH as source.
• Corrected climate data name for Kaliakra (Bulgaria).
• Possible problems at first program start in interaction with virus scanners.
• Battery system: Rare error when determining the charging power for boost/full/equal charges fixed.

The following new features and changes are included:

• The main process is now available in 64bit.
• New climate data:
  • PVGIS
  • Solcast
  • Meteonorm 8.1
• Horizon:
  • Import of PVGIS horizon lines.
  • Display of cross-hemisphere sun position lines improved.
• Import of module files in *.PAN file format.
• Automatic configuration:
  • Automatic configuration of SolarEdge products now with selection of inverters, Power Optimizers and layout (1x1 or 1x2).
  • Improved results for co-located module areas.
  • Strings are arranged by module area.
  • Revision of the dialog.
• Presentation:
  • Start of Operation date can be deselected.
  • Own pictures can be added to the presentation.
  • Diagram of the defined demand is now available in the presentation.
  • Any diagrams (time series, carpet plots and characteristic curves) from the diagram editor can be added to the presentation.
  • Better support of international character sets when generating pdf files.
  • Display of power optimizer data sheets.
  • Adjustment of product data sheets.
  • Creation of presentation can be cancelled.
  • New language Bengali.
• Support of layers in *.dxf export.
• Database:
  • Sorting by "Selection", "Favorites" and "Suitable" is now possible.
  • In the manufacturer tree view can be navigated by keyboard input.
  • Consistency of the manufacturer selection marker improved.
• Display of decimal places revised.
• Module area results extended by irradiation with reflection losses.
• Dialog for reporting program malfunctions.
• Warnings about SolarEdge MPP configuration are now also displayed in the system check.
• Project comparison - header columns are now fixed.
• Quick access to recently used but not yet opened projects in PV*SOL on the welcome page.
• Configuration check: Rounding of the maximum current at the MPP tracker.
• Surplus consumer dialog now has a help button.
• Current and voltage tolerance in configuration set to 5% by default.
• For projects with consumption, the electricity production costs now take also into account the maximum feed-in power.
• Offgrid check: If technically possible, the system can be simulated even if the SMA-specific design rules are not fulfilled.
• Offgrid systems: load shedding is enabled by default.

The following bugs have been fixed:

• Projects with electric vehicles from versions prior to PV*SOL 2020.1 could not be loaded if "DC Chademo" charging technology was used.
• Crashes in the consumption dialogs.
• Various crashes in the project report.
• Fix for changing the product type when the node "All companies" is selected in the database dialog.
• Crash in the characteristic curves if the global radiation was not recorded due to too many module areas.
• Display of configuration message corrected if minimum MPP voltage is not reached.
• In the database dialog it is again possible to navigate in the company list by entering the first letters.
• In some cases, the circuit symbols were doubled in the circuit diagram.

The following new features and changes are included:

• Up-to-date offline database.
• Autosave files now contain machine name hash to avoid OneDrive conflicts.
• Improved saving of *.ini files for use with OneDrive or Dropbox shared folders.

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The following bugs have been fixed:

• Excessive mismatch losses in the energy balance when using DC generator coupled battery storages on inverters whose number was greater than one.
• Error in the calculation of savings when using a from-grid tariff.
• Bugfix for saving and loading projects with power optimizers in different versions.
• Error in the translations.

The following new features and changes are included:

• Project files created, edited and saved with PV*SOL 2021 R7 cannot be opened in older program versions. This also applies to the program version PV*SOL 2021 R3.
• Turkish as new program language.
• Greek as project report language.
• New load profiles for Colombia.
• Revision of the daily curves of Brazilian load profiles.
• When importing load profiles of a complete year, the start date can now be specified.
• For projects with an imported load profile, the load profile is now automatically saved to the database and you can adjust the annual consumption.
• Heat pump and heating rod added to the parts list.
• Display of PV module efficiency in the database overview.
• More sub-results are now shown in the results per module area.
• MeteoSyn:
  • Import dialog now accepts all valid file extensions by default.
  • Kosovo is now available in the country selection.
  • Imported climate data that contain an invalid time zone are now automatically corrected.
• Combination of tracking and bifacial modules is also allowed for tilt angles smaller than 10°.
• Improved memory usage when creating simulation results.
• SolarEdge configuration rules updated.
• Translations revised.
• Messages regarding the Software Maintenance have been revised.

The following bugs have been fixed:

• Total thermal heat demand was not displayed on the "Heating with PV" page.
• Programme language Czech: country names in tariffs were not translated.
• Saved results were not displayed in the project comparison if minute values were used.
• Missing translations corrected.
• Memory problems when displaying very large PDF files fixed.
• DC storage was sometimes discharged with less than the DC start power of the PV inverter in case of unloading.
• Windows were sometimes not displayed in the center of the main window.
• MeteoSyn:
  • Romania was not displayed in the climate data selection.
  • Selection of map provider was displayed when creating climate data with measured values.
  • Problem with missing Meteosyn directory when Windows is not installed on drive C:\.
  • Correction of time zone for some climate locations (mainly from New Zealand, Canada, China, Mexico).
  • Error when importing climate data from Serbia.
  • Problems with postal code search.
• Crash in simulation due to empty strings or sub-strings in the configuration.
• Crash in configuration of inverters with multiple MPP trackers and certain power optimizer configurations.
• Crash in load profiles for net metering due to empty cells.
• Error in calculation of solar gains for thermal systems.
• Error in the calculation of the characteristics curves of half-cell modules.
• Power optimizer: maximum MPP voltage raised to 1000 V.
• Checkbox "Can be connected to third-party inverter" in database dialog for power optimizer was without function.
• MPP adjustment losses are set to 0 only if all strings at one MPP have a power optimizer.
• Update window no longer disappear in the background.
• Bug in the simulation of half-cell modules at very low irradiance values.
• Photo Plan video help was not available.
• Correction in names of Colombian load profiles.
• In some cases there were problems with the MPP tracking algorithm.
• When switching from polystring to non-polystring configurations, module area results were not displayed under certain circumstances.
• Bug when synchronizing autosave files via OneDrive.
• Crash when saving project report ini file on shared access via OneDrive.
• Problems when project file extension was capitalized "PVPRJ".
• Crash in battery database when all batteries of a manufacturer are set to not available.
• Crash in the network client of the license management.
• The preset system type is now correctly adopted.

The following new features and changes are included:

• Heating with photovoltaic, heating rod or heat pump.
• MeteoSyn:
• Use of Metoenorm 7.3.
• New climate data for Germany based on test reference years of the DWD (1995-2012).
• Consumption:
• Import of short-term load profiles.
• Weekend and vacation consumption for load profiles from daily courses can now be defined.
• Surplus consumer.
• Further diagrams on the consumption tab.
• Module Degradation:
• Can be saved as default.
• Adoptable for all module areas.
• With further interpolation points.
• New installation type Floating PV.
• PV and inverter power as well as the dimensioning factor are now displayed in the status bar.
• Calculation of performance ratio and specific annual yield for DC battery systems revised.
• Configurable templates for the project report.
• Pie charts on the results page and in the project report.
• Circuit diagram:
• Templates for safety devices.
• New symbols (e.g. 70% regulation).
• Display of all defined consumers in the circuit diagram.
• Selection whether to work with offline databases.
• Cable lengths and cross sections can be adopted for all MPP trackers.
• Carpet-Plot: For displays in the negative range (with 0 as the highest value) the color gradient is reversed.
• Parallel operation of MPP trackers can now also be set when several module areas are configured together.
• The automatic calculation of the size of protective devices is now only carried out for circuit symbols before the consumer.
• Revised example projects (now with new consumption profiles and individual consumers). Updated SolarEdge sizing rules.
• Czech as program language.
• Bulgarian as new project reporting language.
• When de-register the software a dialog for sending the database UserId by mail appears.

The following new features and changes are included:

• Half-cell modules are now correctly be simulated.
• Salt water batteries can now also be simulated.
• When display settings of the screen are set larger than 100% for text, the High DPI display settings of the program are now automatically set.
• Change of the reference of the inverter efficiency from DC to AC.
• Improvement of the diffuse model in 1h resolution.
• Import of old slg load profiles is now possible.
• Capacity of electric vehicles is now displayed in usable battery energy diagram.
• Validation of entries when creating tariffs.
• The use of minute values is now recommended for battery systems and off-grid system types.
• Regional settings for Brazil extended (grid voltage 127 V, investment costs to 8000R$/kWp).
• New offline database from 25.03.2020.

The following bugs have been fixed:

• Battery systems were displayed on the wrong MPP tracker when polystring configuration was used.
• The interface of the window Cable has been improved when using small screens.
• In some cases no automatic configuration suggestion was found when using inverters that have 4 or more MPP trackers.
• When creating own module data records, the PV module's low light parameters are only validated if standard low light behavior is not selected.
• Validation of the name of the database products: Check whether the name starts with a blank character.
• Crash when loading projects with invalid number of bifacial modules.
• Fixed calculation of float charge power of battery systems.
• Protection against saving the project in non-SI units.
• Added missing translations.
• Corrections for project report language Chinese.

The following new features and changes are included:

• Online databases
  • Launch of online databases.
  • Important for strict firewall rules: access to https://db-api.pvsol.de must be guaranteed.
• Selection of different system inverters if module areas are configured together.
• Revised consumption dialog
  • The different consumer types are now available in one dialog window.
  • Unified design and functionality across the different consumer types.
  • Import of UK load profiles is now also possible (files with 24 values per line, 365 lines).
• Project comparison
  • Up to 5 project files can now be compared with each other in a clearly arranged table.
  • Table values can be copied to the clipboard and pasted into Excel etc.
• Parts list (bill of materials)
  • Products used in the project (PV modules, inverters, cables, safety equipment, etc.) are automatically listed in a parts list.
  • Users can add their own articles.
  • Articles can be provided with article numbers, which are stored in the program for later use.
  • Export function in *csv format.
  • Optional output in the presentation.
• Simulation
  • Combination of thin-film PV modules and non-substring-based, module-integrated power optimizers is now possible.
• Russian as an additional language for the presentation report.