ASME RA-S ADD A-2009 ASME/ANSRA-S–2008核电站设施用1级/大型早期释放频率概率风险评估用标准的补充件
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【英文标准名称】:AddendatoASME/ANSRA-S–2008StandardforLevel1/LargeEarlyReleaseFrequencyProbabilisticRiskAssessmentforNuclearPowerPlantApplications
【原文标准名称】:ASME/ANSRA-S–2008核电站设施用1级/大型早期释放频率概率风险评估用标准的补充件
【标准号】:ASMERA-SADDA-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009-02-02
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisStandardestablishesrequirementsforaLevel1PRAofinternalandexternalhazardsforallplantoperatingmodes(lowpowerandshutdownmodeswillbeincludedatafuturedate).Inaddition,thisStandardestablishesrequirementsforalimitedLevel2PRAsufficienttoevaluatelargeearlyreleasefrequency(LERF).Theonlyhazardsexplicitlyexcludedfromthescopeareaccidentsresultingfrompurposefulhuman-inducedsecuritythreats(e.g.,sabotage).ThisStandardappliestoPRAsusedtosupportapplicationsofrisk-informeddecision-makingrelatedtodesign,licensing,procurement,construction,operation,andmaintenance.Theserequirementsarewrittenforoperatingpowerplants.Theymaybeusedforplantsunderdesignorconstruction,foradvancedLWRs,orforotherreactordesigns,butrevisedoradditionalrequirementsmaybeneeded.ThisversionofthePRAStandardprovidesspecificrequirementsforthefollowinghazardgroups:(a)InternalEvents(Part2)(b)InternalFloods(Part3)(c)InternalFires(Part4)(d)SeismicEvents(Part5)(e)HighWinds(Part7)(f)ExternalFloods(Part8)TechnicalrequirementsforPRAsofotherexternalhazardsthatmayberelevantonaplant-specificbasisorforspecificapplicationsareprovidedinPart9.InadditiontoprovidingtechnicalrequirementsfordetailedPRAsofthesehazards,thisStandardprovidesrequirementsforscreeningandconservativeanalysesofexternalhazards(Part6),andtechnicalrequirementsforseismicmarginanalysisareprovidedinPart10.ManyofthetechnicalrequirementsinPart2arefundamentalrequirementsforperformingaPRAforanyhazardgroup,andarethereforerelevanttoParts3through9ofthisStandard.TheyareincorporatedbyreferenceinthoserequirementsthataddressthedevelopmentoftheplantresponsetothedamagestatescreatedbythehazardgroupsaddressedinParts3through9.TheirspecificallocationtoPart2ispartiallyahistoricalartifactofthewaythisPRAStandardwasdeveloped,withtheat-powerinternalevents(includinginternalfloods)requirementsbeingdevelopedfirst,andthoseoftheremaininghazardgroupsbeingdevelopedlater.However,itisalsoareflectionofthefactthatafundamentalunderstandingoftheplantresponsetoareasonablycompletesetofinitiatingevents(asdefinedin1-2.2)providesthefoundationformodelingtheimpactofvarioushazardsontheplant.Hence,eventhoughPart2isgivenatitleassociatedwiththeinternaleventshazardgroupitisunderstoodthattherequirementsinthisPartareapplicabletoallthehazardgroupswithinthescopeofthePRA.
【中国标准分类号】:F65
【国际标准分类号】:
【页数】:352P.;A4
【正文语种】:英语
【原文标准名称】:ASME/ANSRA-S–2008核电站设施用1级/大型早期释放频率概率风险评估用标准的补充件
【标准号】:ASMERA-SADDA-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009-02-02
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisStandardestablishesrequirementsforaLevel1PRAofinternalandexternalhazardsforallplantoperatingmodes(lowpowerandshutdownmodeswillbeincludedatafuturedate).Inaddition,thisStandardestablishesrequirementsforalimitedLevel2PRAsufficienttoevaluatelargeearlyreleasefrequency(LERF).Theonlyhazardsexplicitlyexcludedfromthescopeareaccidentsresultingfrompurposefulhuman-inducedsecuritythreats(e.g.,sabotage).ThisStandardappliestoPRAsusedtosupportapplicationsofrisk-informeddecision-makingrelatedtodesign,licensing,procurement,construction,operation,andmaintenance.Theserequirementsarewrittenforoperatingpowerplants.Theymaybeusedforplantsunderdesignorconstruction,foradvancedLWRs,orforotherreactordesigns,butrevisedoradditionalrequirementsmaybeneeded.ThisversionofthePRAStandardprovidesspecificrequirementsforthefollowinghazardgroups:(a)InternalEvents(Part2)(b)InternalFloods(Part3)(c)InternalFires(Part4)(d)SeismicEvents(Part5)(e)HighWinds(Part7)(f)ExternalFloods(Part8)TechnicalrequirementsforPRAsofotherexternalhazardsthatmayberelevantonaplant-specificbasisorforspecificapplicationsareprovidedinPart9.InadditiontoprovidingtechnicalrequirementsfordetailedPRAsofthesehazards,thisStandardprovidesrequirementsforscreeningandconservativeanalysesofexternalhazards(Part6),andtechnicalrequirementsforseismicmarginanalysisareprovidedinPart10.ManyofthetechnicalrequirementsinPart2arefundamentalrequirementsforperformingaPRAforanyhazardgroup,andarethereforerelevanttoParts3through9ofthisStandard.TheyareincorporatedbyreferenceinthoserequirementsthataddressthedevelopmentoftheplantresponsetothedamagestatescreatedbythehazardgroupsaddressedinParts3through9.TheirspecificallocationtoPart2ispartiallyahistoricalartifactofthewaythisPRAStandardwasdeveloped,withtheat-powerinternalevents(includinginternalfloods)requirementsbeingdevelopedfirst,andthoseoftheremaininghazardgroupsbeingdevelopedlater.However,itisalsoareflectionofthefactthatafundamentalunderstandingoftheplantresponsetoareasonablycompletesetofinitiatingevents(asdefinedin1-2.2)providesthefoundationformodelingtheimpactofvarioushazardsontheplant.Hence,eventhoughPart2isgivenatitleassociatedwiththeinternaleventshazardgroupitisunderstoodthattherequirementsinthisPartareapplicabletoallthehazardgroupswithinthescopeofthePRA.
【中国标准分类号】:F65
【国际标准分类号】:
【页数】:352P.;A4
【正文语种】:英语
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