public void UpdateTopologyAfterOpeningPhaseOfSwitch(long branch, EPhaseCode phaseToClose) { MPBranch stateBranch = internalModel.Branches[branch]; if (stateBranch.Marker != EEnergizationStatus.TA_UNENERGIZED) { FindRootsToUpdate(branch); EPhaseIndex phaseIndex = PhaseHelper.PhaseCodeToIndex(phaseToClose); long nodeLid = stateBranch.DownNode[(long)phaseIndex]; bfScanner.Init(); bfScanner.Add(new ActiveNodeInfo(LIDtoIND[nodeLid] + (long)phaseIndex, (long)phaseIndex)); ProcessIsland(); AnalyzeTopology(internalModel.Roots); } }