Integrated Bulk Power System Risk Assessment concepts

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1、IntegratedBulkPowerSystemRiskAssessmentConceptsNERCWhitepaperIntegratedBulkPowerSystemRiskAssessmentConceptsExecutiveSummaryIndevelopingmethodstomeasureacceptablelevelsofreliability,ithasbecomecleartotheReliabilityMetricsWorkingGroupthatanysuchmeasurementofreliabilitymustincludec

2、onsiderationoftheriskspresentwithinthebulkpowersysteminorderforustoappropriatelyprioritizeandmanagethesesystemrisks.Thisdocumentidentifiesseveralcategoriesofsystemrisksagainstwhichindustrymustoptimizeand,withafocusonthesubcategoryofriskevents,detailsaconceptualmodeldepictingthese

3、risks.Significanteffortshavebeenundertakentodetermineandquantifytheimpactsofvarioushistoricaleventsforwhichmetricsmayexist;thisquantificationhelpstoestablishthefoundationformeasuringsystemperformanceandforconsideringriskmitigationprioritization.Withthismodelitisexpectedthattheind

4、ustrywillbebetterpositionedtoestablishmethodsforquantifyingthevariousriskswithinthesystem,prioritizingeachofthoserisksanddevelopingmethodstooptimizeimpactsagainstcosts.Thisworkreliesheavilyuponriskassessmentmethodologies.Riskassessmentisanessentialtoolforachievingthealignmentbetw

5、eenorganizations,peopleandtechnologyinquantifyinginherentrisks,identifyingwherepotentialhighrisksexist,andevaluatingwherethemostsignificantloweringofriskscanbeachieved.Beinglearningorganizations,theElectricReliabilityOrganization(ERO)alongwiththeRegionalEntitiesandtheRegisteredEn

6、titiescanusethesetoolstofocusontheareasofhighestrisktoreliabilityandprovideasoundbasisfordevelopingresults-basedstandardsandcomplianceprograms.Riskassessmentalsoservestoengageallstakeholdersinadialogueaboutspecificriskfactors,andhelpsdirectastrategicplanforriskreductionandearlyde

7、tection.Thisdocumentisintendedtoestablishamethodformeasuringinherentsystemrisks,evaluatingriskeventsandintegrateandcomplementinitiativescurrentlyunderway,suchasstandarddevelopment,rootcauseanalysis,eventsanalysis,metricsandprioritization.Furthermore,thisworkdoesnotpurporttosupers

8、edeotherindustryforumsormechanismswhiche