v8.3.4

v8.3.4 (12/2022)

Bugfix

• Crash when many binding constraints in a study (#924) (backport from 8.4.0)

v8.6.2

v8.6.2 (08/2023)

• Backportv8.4.3 changes for large MPS support

v8.5.1

v8.5.1 (08/2023)

• Backport v8.4.3 changes for large MPS support

v8.4.3

v8.4.3 (08/2023)

Features

• Increase file size limit from 80Mo to 80Go when reading file.

Bugfix

• Fix "unhandled error" with big studies in zip mode. MPS files were too big and hit file size hard limit

v8.6.1

8.6.1 (06/2023)

Bugfixes

• Fix major bug related to short-term storage & MRG. PRICE

v8.6.0

8.6.0 (06/2023)

New features

• Short-term storage (#1163). Cycles are planned for the next release.
• Add pollutant emissions (#1184, #1222)
• Minimal generation for hydraulic (#1273, RTE/RTE-i/Redstork)
• Make LMR optional for adequacy patch (#1247)

Removed features

• Remove study mode "adequacy draft" (#1170 )

Improvements

• Use ISO8601 for date format in the logs (#1303)
• Publish installers for Oracle Linux 8 (#1341)
• Remove doc from UI/package, publish it as a separate PDF (#1233)
• Tune XPRESS resolution (#1158), this should improve performance for OR-Tools+XPRESS
• Performance metrics (produce a JSON file) (#1306)

Bugfixes

• Fix a bug in adequacy study mode (#1314)
• Fix memory errors detected by valgrind (#1302)
• Fix empty ROR & STORAGE in output using the TS-Generator (#1293)

Code quality

• Simplify if/else (#1309)
• Max number of columns in an output file (#1159)
• Fix a few compilation warnings (int -> uint) (#1301)
• Remove parameters.hxx, fix Parameters::memoryUsage (#1299)
• Remove OUI_ANTARES NON_ANTARES (#1188)
• Use CMakeLists.txt instead of *.cmake (#1198)
• Clean up src/solver/optimisation (#1161)
• Adequacy patch : refactor parameters management (#1154)
• Add a few const qualifiers (#1178)
• INI files load encapsulation (#1057)
• Remove group{Min,Max}Count, annuityInvestment in thermal clusters (#1350)

For developers

• Bumped OR-Tools 9.2 -> 9.5. CMake 3.18+ is required for build if building OR-Tools, and XPRESS 9.0 for execution (previously 8.13).

v8.5.0

v8.5.0 (02/2022)

New features

• Curtailment Sharing Rule for Adequacy Patch #1062, including a scaling coefficient in hurdle costs #1155. This feature was contributed by RTE-i with support from RTE, ELIA and APG.

Bugfix

• Hydraulic patch #697
• Fix link path error in Kirchhoff constraint builder #1157

For developers

• Fix build on Ubuntu 22.04 #1160
• Cleaning #1142, #1146, #1149

Examples & documentation

• Update docs to include CSR #1156
• Fix examples studies (invalid v8.3.0 -> v8.5.0) #1136

v8.4.2

v8.4.2 (01/2022)

Bugfix

• Fix overwritten MPS files when optimization/simplex-range=day #1041
• Restore warm start for OR-Tools+XPRESS #1079
• Fix output overwrite when using zip output by adding a -2, -3, etc. suffix #1044
• Fix crash when generaldata.ini is empty, using default values #892

Improvements

• Generate a solver-only asset for every release #976, #1080
• Use MPS writer from solvers, instead of copy-pasted functions #1023

GUI

• Allow more than 100 thermal clusters #1011
• Remove status bar count. The sum was sometimes wrong #1029
• Remove unused "District marginal prices" button from Advanced Parameters (#1067)

Testing

• Introduce missing MPS comparison tests #1035

For developers

• Fix empty CMAKE_BUILD_TYPE #1028
• Fix memory leaks #669

Code cleaning

• Clean up Yuni #1055
• Remove default implementation for hourEnd (see variable.hxx) #1020
• Remove free functions for areas' mem allocation #922
• Remove dead code associated to debug #1048
• Remove unused ContrainteDeReserveJMoins1ParZone, NumeroDeVariableDefaillanceEnReserve #1047
• Extract code related to spilled energy bounds #1049
• Simplify code for adq patch (Local matching) #1054
• Refactor naming for {MPS, criterion, etc.} files and exported structures (see parameter optimization/include-exportstructure) #1030
• Refactor: move current year and week from study to weekly optimization problem #1032
• Pass optimization number as an argument #1040

New Contributors

• @JasonMarechal25 made their first contribution in #1055

Full Changelog: v8.4.1...v8.4.2

v8.4.1

What's Changed

• Fix formula for profit calculation by @flomnes in #1022

Full Changelog: v8.4.0...v8.4.1

v8.3.3

v8.3.3 (12/2022)

Bugfix

• Round renewable production (#985)