IEC 62302-2007 辐射防护仪器.放射性惰性气体的取样和监测用设备

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【英文标准名称】:Radiationprotectioninstrumentation-Equipmentforsamplingandmonitoringradioactivenoblegases
【原文标准名称】:辐射防护仪器.放射性惰性气体的取样和监测用设备
【标准号】:IEC62302-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-09
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC45B
【标准类型】:()
【标准水平】:()
【中文主题词】:空气;空气净化;定义;检波器(回路);电气工程;环境;环境影响;气体的;0族元素;工业空气污染物;检验;测量;测量电路;测量仪器;监测;监视器;性能试验;性能;辐射;辐射测量;辐射计;辐射防护;辐射防护测量;放射性的;放射能;额定值;安全;规范(验收);监督(认可);指示器;测试;测试条件;工作地点
【英文主题词】:Air;Airpurification;Definitions;Detectors(circuits);Electricalengineering;Environment;Environmentaleffects;Gaseous;Group0elements;Industrialairpollutants;Inspection;Measurement;Measurementcircuits;Measuringinstruments;Monitoring;Monitors;Performancetests;Properties;Radiation;Radiationmeasurement;Radiationmeters;Radiationprotection;Radiationprotectionmeasurement;Radioactive;Radioactivity;Ratings;Safety;Specification(approval);Surveillance(approval);Telltales;Testing;Testingconditions;Workingplaces
【摘要】:ThisInternationalStandardisapplicabletoequipmentusedforsamplingandcontinuousmeasurementofradioactivenoblegasesintheworkplace,ingaseouseffluentsdischargedintotheenvironmentaswellasintheenvironmentitself．Monitoringbydefinitionistheprocessofcontinuousandreal-timemeasurement．Theprocessesofsamplingortakingsamplesforretrospectivelaboratoryanalysisareincludedinthisstandard．Theobjectofthisstandardistoestablishmandatorygeneralrequirementsandtopresentexamplesofacceptablemethodsandequipmentforsamplingandmonitoringradioactivenoblegases．CurrentstandardIEC60761-3whichiscomplementedbythisstandard,isapplicabletoinstallingportableandtransportableequipmentforsamplingandmonitoringradioactivenoblegases,ONLYINGASEOUSEFFLUENTS,whilethisstandardexpandscoveragetoincludemonitoringallpossiblelocationswhereradioactivenoblegasescouldpresentaradiologicalhazard．Theequipmentisdesignedtobeoperationalduringnormaloperationconditionsaswellasunderemergencyconditions,bothduringandfollowinganaccident．Dependingonthenatureoftheemergencyconditionsitmaybenecessarytoinstallspeciallydesignedequipmentfornormaloperationalconditionsandotherequipmentforemergencyconditions．Thisstandardisapplicabletoradioactivenoblegassamplersandmonitorsintendedtoprovidethefollowingfunctions：—·Themeasurementofthevolumetricactivityofradioactivenoblegasesandtheirvariationwithtimeintheworkplace,ingaseouseffluentsatthedischargepointandintheenvironment．一Themeasurementsperformedduringnormaloperationalconditionsaswellasunderemergencyconditionsduringandafteranaccidentalrelease．一Theactuationofanalarmwhenapredeterminedvolumetricactivity,orconcentration,orapredeterminedtotalofreleasedradioactivityisexceeded．—-Thedeterminationofthetotalgaseousactivitydischargedoveragiventimeand/ortoprovideinformationonthecompositionofamixtureofdifferentgasesreleased—Thesamplingandretrospectiveanalysisofairorgascontainingnoblegas．Radon,withisotopes219Rn,220Rn,and222Rn,isanaturallyoccurringradioactivenoblegaswhosemeasurementsareNOTconsideredinthisstandard．Thepresenceofradonanditsprogenymaysignificantlyinterferewiththepropermeasurementofthenoblegasesofconcerninthisstandard．Thisstandardspecifiesthegeneralcharacteristics,generaltestingprocedures,mechanical,electricalandelectronic,radiological,safetyandenvironmentalcharacteristics,andtheproperidentificationandcertificationoftheequipment．Ifthisequipmentispartofacentralizedsystemforcontinuousradiationmonitoringinanuclearfacility,theremaybeadditionalrequirementsfromotherstandardsrelatedtothosesystems．
【中国标准分类号】:F84
【国际标准分类号】:13_040_30;13_280;17_240
【页数】:90P;A4
【正文语种】:英语