Reliability Assessment Results for Greater Bay Area-San Francisco-Final文稿

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1、2012/2013ISOReliabilityAssessment-StudyResultsStudyArea:PG&EGreaterBayAreaSanFrancisco-SummerPeakThermalOverloadsLoading(%)Category201420172022IDOverloadedFacilityWorstContingencyCategoryPotentialMitigationSolutionsDescriptionSummerSummerSummerPeakPeakPeakSF-SP-T-01Potrero-Missi

2、on(AX)115kVCablePotrero-Larkin#2(AY-2)115kVCableBN-1123%123%125%ExistingTBCDCRunbackSchemeReduceTBCoutputand/orupdateSF-SP-T-02Potrero-Mission(AX)115kVCablePotrero-Larkin#1(AY-1)115kVCableBN-193%102%103%TBCDCRunbackschemePotrero-Larkin#2(AY-2)115kVReduceTBCoutputand/orupdateSF-S

3、P-T-03Potrero-Mission(AX)115kVCableBN-195%105%106%CableTBCDCRunbackschemeBUSFAULTAT33204POTRERO115.00SecSF-SP-T-04Potrero-Mission(AX)115kVCableC1Bus101%109%111%ExistingTBCDCRunbackScheme1DDevelopanactionplantotransferPotrero-Larkin#2(AY-2)115kVloadsamongsubstation(NB:SF-SP-T-05C

4、BFAULTAT33204POTRERO115CB102C2Breaker155%164%165%CablereducingTransBaycableoutputdoesn'tsolvetheproblem)TBCDCRunbackwillautomaticallySF-SP-T-06Potrero-Mission(AX)115kVCableCBFAULTAT33204POTRERO115CB412C2Breaker97%106%109%initiateforthiscontingency,reducingoverload(lossofAY-2)Dev

5、elopanactionplantotransferPotrero-Larkin#1(AY-1)115kVMission-Larkin(XY-1)115kVCable_Martin-loadsamongsubstation(NB:SF-SP-T-07C3N-1-1179%186%198%CableLarkin(HY-1)115kVCablereducingTransBaycableoutputdoesn'tsolvetheproblem)TBCDCRunbackwillautomaticallyPotrero-Larkin#1(AY-1)115kVCa

6、bleSF-SP-T-08Mission-Larkin(XY-1)115kVCableC3N-1-1117%125%129%initiateforthiscontingency,reducing_Potrero-Larkin#2(AY-2)115kVCableoverload(lossofAY-2)CaliforniaISO/MID/RTOctober31,2012Page1of132012/2013ISOReliabilityAssessment-StudyResultsStudyArea:PG&EGreaterBayAreaSanFrancisco

7、-SummerPeakThermalOverloadsLoading(%)Category201420172022IDOverloadedFacilityWorstContingencyCategoryPotentialMitigationSolutionsDescriptionSummerSummerSummerPeakPeakPeakDevelopanactionplantotransferPotrero-Larkin#2(AY-2)115kVPotrero-Larkin#1(AY-1)115kVCableSF-SP-T-09C3N-1-1124%

8、134%137%loadsamongsubstationorreduceCable_Potre