OpenModelica master-fmi-fmpy from 2026-04-30 18:01:21 to 2026-05-02 11:14:31

Summary

OMC Commits8
Libraries Changed3
Number of Improvements4
Number of Regressions5
Number of Performance Improvements5
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
9e652b8f3a2026-05-01 20:56:49 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15467)
1a2e6fa1422026-05-01 20:21:03 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15475)
c3f29970a42026-05-01 10:58:46 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15473)
72eccb9bf02026-05-01 01:58:15 +0200Adrian Popmore tries on git describe not showing tag (#15470)
fe5c92065b2026-04-30 23:32:14 +0200Martin SjölundReplace equations with algorithms in MetaModelica (#15471)
ad3cf7f2782026-04-30 20:54:08 +0200Adrian Popdebug why git describe does not work as it should (#15466)
c54d26f3532026-04-30 19:35:24 +0200kabdelhak[NSim] move top level inputs to the correct position (#15469)
0f2adf3ec92026-04-30 19:02:43 +0200Martin SjölundReplace equations with algorithms in MetaModelica (#15468)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
1dd4db72026-04-19 14:25:16 +0200Adrian Popforce fetch of tags to handle the floating tag 'nightly' (#285)
e83c3f42026-04-14 08:15:53 +0200Adrian Popcannot run python -m fmpy via check_output_log (#284)

Library Changes

LibraryChange
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/7df5bc254da93cf70aa6045a41f537290366fe09.zip) FMPy version 0.3.29 to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0d7cf53f81085ebd20a71b8cc29e366c236c6808.zip) FMPy version 0.3.29
ThermofluidStreamFrom version 1.2.0 (https://github.com/DLR-SR/ThermofluidStream/archive/8d2287a558d9d5e3a6235c981d5a60044dae5b61.zip) FMPy version 0.3.29 to 1.3.0 (https://github.com/DLR-SR/ThermofluidStream/archive/e43023fd5b731416a60a0f0db21791f71f0d2baf.zip) FMPy version 0.3.29
ThermofluidStream_devFrom version 1.2.0-main (7ca3b935b75f0976164edf9e9034d78cf566eba0) FMPy version 0.3.29 to 1.3.0-main (e43023fd5b731416a60a0f0db21791f71f0d2baf) FMPy version 0.3.29

Models Affected

AixLibAixLib.BoundaryConditions.Validation.BESTEST.WD300 (sim)Compile performance 13.20 → 22.52
AixLibAixLib.Systems.ModularAHU.Validation.AHU2_Preheater (sim)Failed → Simulate
Buildings_11Buildings.DHC.Loads.BaseClasses.Examples.CouplingRCZ6 (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 1.23 → 0:07:02
Buildings_12Buildings.DHC.Loads.BaseClasses.Examples.CouplingRCZ6 (sim)Verify → Failed
Buildings_latestBuildings.DHC.Examples.Combined.ETSHeatRecoveryHeatPump_BuildingTimeSeries.WithDHW (sim)Compile → Failed
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_12800 (sim)SimCode performance 30.15 → 14.75
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 36.60 → 0:01:14
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_6400 (sim)Compile → Verify
ScalableTestSuiteScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_1280 (sim)Compile performance 0:02:45 → 0:01:37
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)BackEnd performance 36.03 → 18.64
ThermofluidStreamThermofluidStream.Examples.ReverseHeatPump (sim)Verify → Compile
ThermofluidStreamThermofluidStream.Examples.SimpleAirCycle (sim)Verify → Compile
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Evaporator (sim)Simulate performance 10.92 → 5.16
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Simulate performance 15.08 → 8.10
ThermofluidStream_devThermofluidStream.Processes.Tests.Pump (sim)Simulate → Verify
ThermofluidStream_devThermofluidStream.Processes.Tests.Pump_dp_tau_centrifugal_Characteristics (sim)Simulate → Verify