v1.13.2

Release notes

Dependencies

• Bump powsybl-core to 6.5.1 (#1110)

Fixes

• Fix Security Analysis in case of no more voltage regulated bus (#1096)
• Fix high memory usage with DC Sensitivity Analysis and DC Woodbury Security Analysis (#1109)

v1.13.1

Release notes

• Fix secondary voltage control in case of generators with remote volage control (#1103)

v1.13.0

Release notes

Update to PowSyBl Core 6.5.0 (#1094, #1100)

Features

• Remove grouping by element necessary to connectivity (#1060)
• Support of Hvdc line loss in AC emulation (#1062)
• DC sensitivity analysis: remove factors in connectivity break analysis (#1073)
• Add category keys to Parameters (#1071)
• Multi-thread security analysis (#1079)
• Fast restart for active power target change (#1085)
• Avoid slack distribution to fictitious loads (#1028)
• Fast DC security analysis using Woodbury engine (#1072)
• Security analysis: run simulation on all components (#1089)
• Add transformer voltage control already exists report in LfNetworkLoaderImpl (#1088)
• Area Interchange Control as OuterLoop (#1055)
• Retrieve specific parameters overrides from PlatformConfig (#1093)

Fixes

• Fix log for switching PQ to PV (#1067)
• At most one flow/factor states calculation for one contingency in DC sensitivity analysis (#1061)
• Security Analysis: fix Generator initialTargetP in OperatorStrategies (#1069)
• AC loadflow: no network update on NO_CALCULATION (#1075)
• Fix LimitViolation data for three-windings transformers (#1076)
• Fix StaticVarCompensator and VscConverter used as reference generator (#1078)
• Fix slack distribution when reference generator is not participating element (#1084)
• Fix unpaired DanglingLine simulated with split shunt admittance (#1098)
• Fix SA exception "No slack bus for network" (#1097)

Quality

• Extract Woodbury engine from DC sensitivity analysis (#1064)
• Remove log.txt (#1066)
• Move runDcLoadFlow from DC sensitivity analysis to DcLoadFlowEngine (#1082)
• Move cleanContingencies from DC sensitivity analysis to PropagatedContingency utility method (#1081)

Documentation

• Add styles for docs (#1065)
• Add dark mode pi model (#1077)
• Fix dead links in README.md (#1083)
• Add documentation for HVDC lines (#1070)

v1.12.2

Release notes

• Bump powsybl-core to 6.4.1 (#1068)

v1.11.1

Release notes

• Fix bus state for AC calculations (#1058)

v1.12.1

Release notes

Fixes

• Revert "Refactor DC Sensitivity Analysis with Woodbury engine (#1001)" (#1057)
• Fix bus state for AC calculations (#1058)
• Extract ConnectivityBreakAnalysis and ComputedContingencyElement from DcSensitivityAnalysis (#1059)

V1.12.0

Important

⚠️ Do NOT use this version.
The DC Sensitivity Analysis refactoring introduces a huge memory consumption which leads to OutOfMemoryErrors.
Use powsybl-open-loadflow 1.12.1 instead.

Release notes

Upgrade to PowSyBl Core 6.4.0 (#1034, #1054)

Features

• Improve transformer voltage control AFTER_GENERATOR_VOLTAGE_CONTROL (#1032)
• Implement minTargetP and maxTargetP from ActivePowerControl extension (#1043)
• Fictitious generators and condensers controlling voltage even if stopped (#1044)

Fixes

• Fix limits handling in slack distribution on generators (#1041)

Dependencies

• Upgrade to PowSyBl Core 6.4.0 (#1034, #1054)
• Upgrade to PowSyBl Parent 18 (#1034)

Quality

• Refactor DC Sensitivity Analysis with Woodbury engine (#1001)

V1.11.0

Release notes

Fixes

• Fix and improve reactiveRangeCheckMode parameter documentation (#1049)
• Fix allowed direction in incremental outer loops (#1052)
• Fix state monitor duplicated results with tie lines (#1051)
• Use existing threshold for filtering sensitivity of injection over voltage and voltage over injection (#1047)
• Fix cache invalidation when change on another component (#1039)
• DC security analysis: RHS is not invalidated (#1042)
• Fix bus imbalance with slack distribution on load (#1040)
• Fix transformer voltage control outer loop AFTER GENERATOR (#1038)
• Fix Q dispatch not accounting for plausible reactive power range (#1037)

Quality

• Readthedocs: simple transfer from website (#1046)

v1.10.0

Release notes

• Add Battery case for getIdentifiable for Propagated Contingency (#1018)
• Absolute generator action ignores post-contingency slack (#1017)
• Support generator remote reactive control on 3 windings transformer terminal (#1026)
• Improve logging, reporting and LF results for components without generators (#919)
• Report network angle reference bus and slack bus(es) after network loading (#1029)
• Use IIDM OverLoadManagementSystem (#946)
• Improve LoadFlowResult ComponentResult statusText (#1023)
• Add reports in LfNetworkLoaderImpl (#1020)
• Check target voltage plausibility on Transformers and Shunt Compensators (#1030)
• Add operator strategy simulation report node (#1031)
• Slack bus relocation (#923)
• Minimal support of limit reductions for security analysis (#1011)

Fixes

• Fix debugDir parameter possible values (#1021)
• Fix Battery update state after voltage control (#1027)
• Fixed Static VAR Compensator OFF mode having NaN P and Q results (#1033)
• Connectivity data in DC sensitivity analysis (#1035)
• Secondary voltage control: re-enable generators at limit when updating a control zone (#1022)

Quality

• Add missing spdx license identifier (#1019)

V1.8.2

Release notes

Fixes

• Support HVDC AC emulation simulation in DC Load Flow (#1013)