【英文标准名称】:StandardGuideforPerformanceCharacterizationofDosimetersandDosimetrySystemsforUseinRadiationProcessing
【原文标准名称】:辐射处理用剂量计和剂量测量系统性能特征描述的标准指南
【标准号】:ASTME2701-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E10.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbeddose;designofexperiments;dosimeter;dosimetrysystem;electronbeam;gammaradiation;influencequantity;ionizingradiation;irradiation;performancecharacterization;photons;radiationprocessing;X-radiation
【摘要】:Ionizingradiationproducesphysicalorchemicalchangesinmanymaterialsthatcanbemeasuredandrelatedtoabsorbeddose.Materialswithradiation-inducedchangesthathavebeenthoroughlystudiedcanbeusedasdosimetersinradiationprocessing.Note38212;Thescientificbasisforcommonlyuseddosimetrysystemsanddetaileddescriptionsoftheradiation-inducedinteractionsaregiveninICRUReport80.Beforeamaterialcanbeconsideredforuseasadosimeter,certaincharacteristicsrelatedtomanufactureandmeasurementofitsresponsetoionizingradiationneedtobeconsidered,including:theabilitytomanufacturebatchesofthematerialwithevidencedemonstratingareproducibleradiation-inducedchange,nbsp;nbsp;nbsp;theavailabilityofinstrumentationformeasuringthischange,andtheabilitytotakeintoaccounteffectsofinfluencequantitiesonthedosimeterresponseandonthemeasuredabsorbed-dosevalues.Dosimeter/dosimetrysystemcharacterizationisconductedtodeterminetheperformancecharacteristicsforadosimeter/dosimetrysystemrelatedtoitscapabilityformeasuringabsorbeddose.Theinformationobtainedfromdosimeter/dosimetrysystemcharacterizationincludesthereproducibilityofthemeasuredabsorbed-dosevalue,theusefulabsorbed-doserange,effectsofinfluencequantities,andtheconditionsunderwhichthedosimeterscanbecalibratedandusedeffectively.Note48212;Whendosimetrysystemsarecalibratedundertheconditionsofuse,effectsofinfluencequantitiesmaybeminimizedoreliminated,becausetheeffectscanbeaccountedfororincorporatedintothecalibrationmethod(seeISO/ASTMGuide51261).nbsp;nbsp;nbsp;Theinfluencequantitiesofimportancemightdifferfordifferentradiationprocessingapplicationsandfacilities.Forreferencestostandardsdescribingdifferentapplicationsandfacilities,seePracticeE2628.ClassificationofadosimeterasatypeIdosimeteroratypeIIdosimeter(seePracticeE2628)isbasedonperformancecharacteristicsrelatedtotheeffectsofinfluencequantitiesobtainedfromdosimeter/dosimetrysystemcharacterization.nbsp;nbsp;nbsp;Thedosimetermanufacturerorsupplierisresponsibleforprovidingaproductthatmeetstheperformancecharacteristicsdefinedinproductspecifications,certificatesofconformance,orsimilartypesofdocuments.Dosimeterspecificationsshouldbedevelopedbasedondosimeter/dosimetrysystemcharacterization.Theuserhastheresponsibilityforensuringthatthedosimetryrequirementsforthespecificapplicationsaremetandthatdosimeter/dosimetrysystemcharacterizationinformationhasbeenconsideredin:determiningthesuitabilityofthedosimeterordosimetrysystemforthespecificapplication(seePracticeE2628),nbsp;nbsp;nbsp;selectingthecalibrationmethod(seeISO/ASTMGuide51261),establishingdosimetrysystemoperationalprocedures(seerespectivedosimetrysystempracticelistedinPracticeE2628),andnbsp;nbsp;nbsp;estimatingtheuncertaintycomponentsinthemeasureddosevalues(seeISO/ASTMGuide51707).Dosimeter/dosimetrysystemcharacterizationinformationprovidedbymanufacturersorsuppliers,oravailableintheliterature,shouldbereviewedbytheusertodeterminetheteststhatshouldbeperformedpriortotheuseofthedosimeterordosimetrysystem.Informationonperformancecharacteristicsshouldbeverifiedbeforeusing.1.1Thisguideprovidesguidanceondeterminingtheperformancecharacteristicsofdosimetersanddosimetrysystemsusedinradiationprocessing.1.2Thisguidedescribestheinfl......
【中国标准分类号】:F74
【国际标准分类号】:17_240
【页数】:10P.;A4
【正文语种】: