v5.3.0
To fix any issues due to migration, please go to the migration guide. Labels 
Release notes
IIDM
- Move FourSubstationsNodeBreakerWithExtensionsFactory to iidm-test (#2544)
- Load and line asymmetrical data extensions (#2533)
- Fix hvdc removal reporting (#2559)
- Fix severity for remove vl or hvdc reports (#2558)
- Improve move connectable notification (#2562)
- European LV test feeder case (#2542)
- Bump iidm xml version to 1.10 (#2466)
- Fix writing zero bPerSection for xiidm <1.5 for iidm4cpp (#2560)
- Replace HalfLine by DanglingLine (#2437, #2585, #2587, #2602)
- IIDM zip and exponential load model (#2555, #2579)
- Remove Xnode/mergedXnode extensions (#2568, #2601)
- Add HvdcUtils (#2567)
- Add new network (generator, VSC, SVC, tap changers, shunt compensator) modifications (#2557)
- SV: support of DC approximation (#2589 and #2593)
- Support of ShuntCompensatorModification (#2588)
- Branch does not extend connectable (#2591)
- Multiple data sources (#2600)
CGMES
- CGMES pre-processors (#2513)
- Add methods to access supplementary data in CGMES boundaries (#2525)
- Add method to retrieve CN from Xnode in CgmesBoundary (#2556)
- CGMES EQ export fixes (#2528 & #2546)
- Fix tculControlMode in CGMES export: it is a reference and not a field
- Add SynchronousMachine.type attribute
- LinearShuntCompensator.gPerSection is not optional
- Add WindGeneratingUnit.windGenUnitType attribute
- Fix
stepVoltageIncrementto not be infinite - Bug fix: when creating or referencing TN for disconnected switches, naming strategy is called
- Name is truncated to 32 characters in CGMES export (Quality check)
- Bug fix: store all topological nodes in context to write all SvVoltage
- Add netInterchange for control areas
- Add TieFlow.positiveFlowIn
- neutralU in RTC and PTC is ratedU
- Copy dangling line limits on both sides
- Always write SvPowerFlow for Injections and Tieflows
- If ID of sub-region does not correspond to a name, return N/A
- Avoid processing non-exported equipment
- CGMES import: import TATL shortName or name, not ID (#2537)
- Support of batteries export (#2527)
- CGMES export: fix calculation of flows for switches (#2582)
- Fixes in CGMES export (#2574)
- CGMES: Export all SvPowerflow for switches (#2592)
PSS/E
- PSSE: Q record anywhere between blocks. (#2529)
- TwoTerminalDc: Negative setvl (#2530)
- PSSE : add test cases from Illinois repository (#2538)
- PSSE: Fix duplicate IDs for NonTransformerBranches, Transformers, Loads, Generators, Shunts (fixed and switched) (#2539)
- PSSE: Support null fields in rawx format (#2540)
- switched shunt: in rawx format fields "i" and "id" must be "ibus" and "shntid" (#2541)
- Fix Lcc power factor (#2572)
Matpower
- Matpower export: add support of VSC, LCC, SVC and batteries (#2567)
- Matpower export: considering different nominal voltage (#2571)
- Matpower export: various fixes (#2578)
UCTE
- UCTE export: bug fixes on phase and ratio tap changers (#2573)
AMPL
- Fix Ampl Writer (#2596)
Security Analysis
- Fix: support of BusContingency in ContingencyElement (#2561)
- Factorize CriterionContingencyListSerializer classes into a single one (#2565)
- Add method checkLimitsDc with dcPowerFactor param (#2581)
- Add tie lines support in limit violation detector (#2586)
Contingency
- Add several contingency elements in identifiable lists (#2515)
Short circuits
Computation
- Add command execution duration to local computation manager (#2570)
Network modifications
- Add logs when exception is thrown (#2551)
- Add parameter to allow or not a generator to scale when its initial targetP is outside minP - maxP (#2584)
- Rephrase bus/bbs not found report and factorize calls to it (#2590)
Quality