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1、IEEETransactionsonPowerApparatusandSystems,Vol.PAS-98,No.6Nov./Dec.19792047IEEERELIABILITYTESTSYSTEMAreportpreparedbytheReliabilityTestSystemTaskForceoftheApplicationofProbabilityMethodsSubcommittee*ABSTRACT-DistributionsystemconfigurationInterconnectionswitho
2、thersystemsThisreportdescribesaloadmodel,generation-Protectiverelayconfigurationssystem,andtransmissionnetworkwhichcanbeusedto-Futureexpansion,suchasloadgrowth,testorcomparemethodsforreliabilityanalysisoffutureunitsizes,types,andreliability.powersystems.Theobj
3、ectiveistodefineasystemsufficientlybroadtoprovideabasisforreportingonTheElectricPowerResearchInstitute(EPRI)hasanalysismethodsforcombinedgeneration/transmissionrecentlyreporteddataonsyntheticelectricutility(composite)reliability.systems[1].Thesecontainmuchlarg
4、ersystemsthantheoneinthisreport.TheyaredesignedprimarilyTheloadmodelgiveshourlyloadsforoneyearonforuseinevaluationofalternatetechnologies.aperunitbasis,expressedinchronologicalfashionsothatdaily,weekly,andseasonalpatternscanbeAsmallertestsystemwasdevelopedbyth
5、eCIGREmodeled.Thegeneratingsystemcontains32units,Workinggroup01ofStudyCommitteeNo.32[2].Butrangingfrom12to400MW.Dataisgivenonboththatsystemwasjudgedtoosmallandincompletetobereliabilityandoperatingcostsofgeneratingunits.applicableasamodelinreliabilityanalysis,e
6、spe-Thetransmissionsystemcontains24load/generationciallywhenconsideringcompositesystems.busesconnectedby38linesorautotransformersattwovoltages,138and230kV.ThetransmissionsystemDESCRIPTIONOFRELIABILITYTESTSYSTEMincludescables,linesonacommonrightofway,andlineson
7、acommontower.TransmissionsystemdataLoadModelincludeslinelength,impedance,ratings,andrelia-bilitydata.Theannualpeakloadforthetestsystemis2850MW.INTRODUCTIONTable1givesdataonweeklypeakloadsinperTherehasbeenacontinuingandincreasinginter-centoftheannualpeakload.Th
8、eannualpeakoccursestinmethodsforpowersystemreliabilityevalua-inweek51.ThedatainTable1showsatypicaltion.Inordertoprovideabasisforcomparisonofpattern,withtwoseasonalpeaks.Thesecondpe