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Switch contingency support #501

Merged
merged 9 commits into from
Apr 19, 2022
Merged

Switch contingency support #501

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af01aef
Switch contingency support
geofjamg Apr 8, 2022
06b5052
Merge branch 'main' into switch_contingency
geofjamg Apr 12, 2022
842f22d
Merge branch 'main' into switch_contingency
annetill Apr 13, 2022
0c3273d
Add a test for AC sensitivity analysis.
annetill Apr 13, 2022
3c45432
Merge branch 'main' into switch_contingency
annetill Apr 13, 2022
a1b033f
Merge branch 'main' into switch_contingency
geofjamg Apr 18, 2022
3a6e05a
Throws an exception in case of switch contingency in sensitivity anal…
geofjamg Apr 18, 2022
8df67ff
Add unit test
geofjamg Apr 18, 2022
6439e7d
Merge branch 'main' into switch_contingency
geofjamg Apr 19, 2022
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7 changes: 7 additions & 0 deletions src/main/java/com/powsybl/openloadflow/network/impl/PropagatedContingency.java
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Original file line number Diff line number Diff line change
Expand Up @@ -191,6 +191,13 @@ private static PropagatedContingency create(Network network, Contingency conting
}
shuntsToLose.add(shuntCompensator);
break;
case SWITCH:
Switch aSwitch = network.getSwitch(element.getId());
if (aSwitch == null) {
throw new PowsyblException("Switch '" + element.getId() + "' not found in the network");
}
switchesToOpen.add(aSwitch);
break;
default:
throw new UnsupportedOperationException("Unsupported contingency element type: " + element.getType());
}
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28 changes: 28 additions & 0 deletions src/test/java/com/powsybl/openloadflow/sa/OpenSecurityAnalysisTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1336,4 +1336,32 @@ void testDivergenceStatus() {
SecurityAnalysisResult result = runSecurityAnalysis(network);
assertFalse(result.getPreContingencyResult().getLimitViolationsResult().isComputationOk());
}

@Test
void testSwitchContingency() {
Network network = createNodeBreakerNetwork();

List<Contingency> contingencies = List.of(new Contingency("C", new SwitchContingency("C")));

List<StateMonitor> monitors = createAllBranchesMonitors(network);

SecurityAnalysisResult result = runSecurityAnalysis(network, contingencies, monitors);

assertTrue(result.getPreContingencyResult().getLimitViolationsResult().isComputationOk());
assertTrue(result.getPostContingencyResults().get(0).getLimitViolationsResult().isComputationOk());

// pre-contingency tests
PreContingencyResult preContingencyResult = result.getPreContingencyResult();
assertEquals(301.884, preContingencyResult.getPreContingencyBranchResult("L1").getP1(), LoadFlowAssert.DELTA_POWER);
assertEquals(-300, preContingencyResult.getPreContingencyBranchResult("L1").getP2(), LoadFlowAssert.DELTA_POWER);
assertEquals(301.884, preContingencyResult.getPreContingencyBranchResult("L2").getP1(), LoadFlowAssert.DELTA_POWER);
assertEquals(-300, preContingencyResult.getPreContingencyBranchResult("L2").getP2(), LoadFlowAssert.DELTA_POWER);

// post-contingency tests
PostContingencyResult postContingencyResult = getPostContingencyResult(result, "C");
assertEquals(3.912, postContingencyResult.getBranchResult("L1").getP1(), LoadFlowAssert.DELTA_POWER);
assertEquals(-3.895, postContingencyResult.getBranchResult("L1").getP2(), LoadFlowAssert.DELTA_POWER);
assertEquals(603.769, postContingencyResult.getBranchResult("L2").getP1(), LoadFlowAssert.DELTA_POWER);
assertEquals(-596.104, postContingencyResult.getBranchResult("L2").getP2(), LoadFlowAssert.DELTA_POWER);
}
}