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【英文标准名称】:Performancespecificationsforreactoremergencyradiologicalmonitoringinstrumentation
【原文标准名称】:反应堆应急辐射监控仪器的性能规范
【标准号】:ANSIN320-1979
【标准状态】:现行
【国别】:美国
【发布日期】:1978-12-06
【实施或试行日期】:1993
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thisstandarddefines,forvarioustypesofinstrumentation,theessentialperformanceparameters,andgeneralplacementformonitoringthereleaseofradionuclidesassociatedwithapostulatedseriousaccidentatareactorfacility.Thisstandarddoesnotspecifywhichoftheinstrumentsorsystemsarerequirednordoesitconsiderthenumberorspecificlocationsofsuchinstruments.Thisstandardalsodoesnotaddresssinglefailurecriteriaassociatedwithnuclearsafetyinstrumentation.Forthepurposeofthisstandard,thepredominantconsiderationintheassessmentofradiationemergenciesisthemeasurementoffissionproductspromptlyenoughtopermittimelyemergencydecisionstobemade.Whereinstrumentsutilizedforroutineoperationsfulfillthecriteriaherein,theyneednotbeduplicatedinordertohaveseparateemergencyinstrumentation.Dualpurposeinstrumentationmustmeettherequirementsofthisstandard.1.1Introduction.Regulatoryagenciesrequirethedevelopmentofcomprehensiveemergencyplansfornuclearreactorfacilities.Suchplansmustincludetheprovisionofadequateradiologicalinstrumentationtodetectandquantifyaccidentalreleasesofradioactivityfromthesefacilities.Thisstandardpresentsperformancecriteriaforinstrumentationfordetectingandquantifyingsuchreleaseofradioactivematerials.Thecriteriaarebasedonestimatesofthequantityandcharacterizationofradio-activematerialthatcouldescapeasaresultofapostulatedaccidentatareactorfacility.Throughoutthesecriteria,threeverbshavebeenusedtoindicatethedegreeofrigorintendedbythespecificcriterion.Thewordshallisusedtodenotearequirement,thewordshouldtodenotearecommendation,andthewordmaytodenotepermission,neitherarequirementnorarecommendation.Itisimportantthatinstruments,systems,orindividualcomponentsintendedforemergencyapplicationbe:(1)Qualifiedforuseunderextremeconditions(2)Preoperationallytestedovertheentirerangeofoperation(3)PeriodicallycheckedandcalibratedaccordingtoanappropriatecalibrationprogramThecriteriahereinapplyonlytoinstrumentationinstalledorlocatedatthereactorfacilityandintendedforusebyfacilitypersonnelintheconductofemergencyoperations.Instrumentselectionwillofnecessitybedeterminedonacasebycasebasisconsideringindividualfacilityemergencyplansandsitespecificparameters.Theseplansinvolveseveralelementsincludingmeasurementofmeteorologicalparameters,establishmentofcommunications,arrangementforoff-siteworksupportpersonnel,identificationofcapabilities,capabilityofdetectingemergencyconditions,andquantifyingreleases.
【中国标准分类号】:F80
【国际标准分类号】:17_240
【页数】:15P.;A4
【正文语种】:英语