RG1.158 安全相关铅蓄电池的鉴定 1989

A.INTRODUCTIONTheCommission'sregulationsin10CFRPart50,DomesticLicensingofProductionandUtilizationFacilities,requirethatstructures,systems,andcomponentsimportanttosafetyinanuclearpowerplantbedesignedtoaccommodatetheeffectsofenvironmentalconditionsandthatdesigncontrolmeasuressuchastestingbeusedtochecktheadequacyofdesign.ThesegeneralrequirementsarecontainedinGeneralDesignCriteria1,2,4,and23ofAppendixA,GeneralDesignCriteriaforNuclearPowerPlants,toPart50;andinCriterionIII,DesignControl,andCriterionXVII,QualityAssuranceRecords,ofAppendixB,QualityAssuranceCriteriaforNuclearPowerPlantsandFuelReprocessingPlants,toPart50.ThisregulatoryguidedescribesamethodacceptabletotheNRCstaffforcomplyingwithCommissionregulationswithregardtoqualificationofsafetyrelatedleadstoragebatteriesfornuclearpowerplants.TheAdvisoryCommitteeonReactorSafeguardshasbeenconsultedconcerningthisguideandhasconcurredintheregulatoryposition.Anyinformationcollectionactivitiesmentionedinthisregulatoryguidearecontainedasrequirementsin10CFRPart50,whichprovidestheregulatorybasisforthisguide.Theinformationcollectionrequirementsin10CFRPart50havebeenclearedunderOMBClearanceNo.3150-0011.USNRCREGULATORYGUIDESRegulatoryGuidesareissuedtodescribeandmakeavailabletothepublicmethodsacceptabletotheNRCstaffofimplementingspecificpartsoftheCommission'sregulations,todelineatetechniquesusedbythestaffinevaluatingspecificproblemsorpostulatedaccidents,ortoprovideguidancetoapplicants.RegulatoryGuidesarenotsubstitutesforregulations,andcompliancewiththemisnotrequired,MethodsandsolutionsdifferentfromthosesetoutintheguideswillbeacceptableIftheyprovideabasisforthefindingsrequisitetotheissuanceorcontinuanceofapermitorlicensebytheCommission.Thisguidewasissuedafterconsiderationofcommentsreceivedfromthepublic.Commentsandsuggestionsforimprovementsintheseguidesareencouragedatalltimes,andguideswillberevised,asappropriate,toaccommodatecommentsandtoreflectnewinformationorexperience.WrittencommentsmaybesubmittedtotheRegulatoryPublicationsBranch,DFIPS,ARM,U.S.NuclearRegulatoryCommission,Washington,DC20555.February19893UIDEB.DISCUSSIONTheStationDesignSubcommittee,asubcommitteeoftheEnergyDevelopmentandPowerGenerationCommitteeoftheInstituteofElectricalandElectronicsEngineers(IEEE),haspreparedIEEEStd535-1986,IEEEStandardforQualificationofClass1ELeadStorageBatteriesforNuclearPowerGeneratingStations.*TheIEEEStandardsBoardapprovedthestandardonSeptember19,1985.ThisstandarddescribesqualificationmethodsforClass1Eleadstoragebatteriesandrackstobeusedinnuclearpowerplantsoutsideofprimarycontainment.Thesafety-relatedbatteriesundergoaprogramofqualificationaspartofanoverallqualityassuranceprogramthatalsoincludesrequirementsfordesign,production,qualitycontrol,installation,maintenance,andperiodictesting.Thisregulatoryguideaddressesonlythequalificationportionoftheoverallqualityassuranceprogram.Batteriesqualifiedbytestshouldbepreconditionedbynaturalorartificial(accelerated)agingtotheirend-of-installed-lifecondition,andconsiderationmustbegiventoallsignificanttypesofdegradationthatcanhaveaneffectonthefunctionalcapabilityofthebatteries.Thereareuncertaintiesregardingtheprocessesandenvironmentalfactorsthatcouldresultinsuchdegradation.Becauseofthese*CopiesmaybeobtainedfromtheInstituteofElectricalandElectronicsEngineers,IEEEServiceCenter,445HoesLane,P.O.Box1331,Piscataway,NJ08855.Theguidesareissuedinthefollowingtenbroaddivisions:1,PowerReactors2.ResearchandTestReactors3.FuelsandMaterialsFacilities4.EnvironmentalandSiting5.MaterialsandPlantProtection6.Products7.Transportation8.OccupationalHealth9.AntitrustandFinancialReview10.GeneralCopiesofissuedguidesmaybepurchasedfromtheGovernmentPrintingOfficeatthecurrentGPOprice.InformationoncurrentGPOpricesmaybeobtainedbycontactingtheSuperintendentofDocuments,U.S.GovernmentPrintingOffice,PostOfficeBox37082,Washington,DC20013-7082,telephone[phone]or(202)275-2171.IssuedguidesmayalsobepurchasedfromtheNationalTechnicalInformationServiceonastandingorderbasis.DetailsonthisservicemaybeobtainedbywritingNTIS,5285PortRoyalRoad,Springfield,VA22161.U.S.NUCLEARREGULATORYCOMMISSIONREGULATORY(OFFICEOFNUCLEARREGULATORYRESEARCHREGULATORYGUIDE1.158(TaskEE006-5)QUALIFICATIONOFSAFETY-RELATEDLEADSTORAGEBATTERIESFORNUCLEARPOWERPLANTSTheguidesareissuedinthefollowingtenbroaddivisions:uncertainties,state-of-the-artpreconditioningtechniquesasoutlinedinIEEEStd535-1986arenotcapableofsimulatingallsignificanttypesofdegradation.Asthestateoftheartadvancesanduncertaintiesareresolved,artificialpreconditioningtechniquesmaybecomemoreeffective.Untilsuchtime,theNRCstaffprefersnaturalpre-agingofsafety-relatedbatteriestotheextentpracticable.IEEEStd535-1986referencesotherstandardsthatcontainvaluableinformation.Thosereferencedstandardsnotendorsedbyaregulatoryguideorincorporatedintotheregulations,ifused,aretobeusedinamannerconsistentwithcurrentregulations.C.REGULATORYPOSITIONConformancewiththerequirementsofIEEEStd535-1986,IEEEStandardforQualificationofClass1ELeadStorageBatteriesforNuclearPowerGeneratingStations,provide