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【英文标准名称】:Functionalsafetyofelectrical/electronic/programmableelectronicsafety-relatedsystems--Part4:Definitionsandabbreviations
【原文标准名称】:电气/电子/可编程电子安全相关系统的功能安全性.第4部分:定义和缩写
【标准号】:JISC0508-4-1999
【标准状态】:作废
【国别】:日本
【发布日期】:1999-07-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonElectricityTechnology
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:automaticcontrolsystems;controldevices;electronically-operateddevices;equipmentsafety;machineguards;vocabulary
【摘要】:1.1この規格群第4部には,この規格群第1部から第7部までに使用する用語の定義及び解説について規定する。1.2関連する用語を相互に関連づけて理解できるよう,一般的な見出しを用いて分類している。1.3この規格群第1,第2,第3及び第4部は,低複雑度E/E/PE安全関連系(第4部3.4.4参照)には適用されないもの基本安全規格である.1.4図Iに,この規格群第1部から第7部までの全フレームワーク及びE/E/PE安全関連系による機能安全達成での第4部の役割を示ナ。
【中国标准分类号】:K04
【国际标准分类号】:01_040_29;25_040_01;29_020
【页数】:21P;A4
【正文语种】:日语


【英文标准名称】:StandardPracticeforEvaluatingthePerformanceofRespirableAerosolSamplers
【原文标准名称】:可呼吸的气雾剂样品性能评价的标准操作规程
【标准号】:ASTMD6061-2001(2007)e1
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D22.04
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:气溶胶;收集器;接收机;采样器;空气污染
【英文主题词】:aerosol;airmonitoring;bias;confidence;conventions;deposition;evaluation;fractions;particle;particulates;penetration;performance;randomvariation;respirable;samplingandanalysis;samplingefficiency;size-selective;tolerance;
【摘要】:Thispracticeissignificantfordeterminingperformancerelativetoidealsamplingconventions.Thepurposesaremultifold:5.1.1Theconventionshavearecognizedtietohealtheffectsandcaneasilybeadjustedtoaccommodatenewfindings.5.1.2Performancecriteriapermitinstrumentdesignerstoseekpracticalsamplerimprovements.5.1.3Performancecriteriapromotecontinuedexperimentaltestingofthesamplersinusewiththeresultthatthesignificantvariables(suchaswindspeed,particlecharge,etc.)affectingsampleroperationbecomeunderstood.Onespecificuseoftheperformancetestsisindeterminingtheefficacyofagivencandidatesamplerforapplicationinregulatorysampling.Theaccuracyofthecandidatesamplerismeasuredinaccordancewiththeevaluationtestsgivenhere.Asamplermaythenbeadoptedforaspecificapplicationiftheaccuracyisbetterthanaspecificvalue.5.2.1Discussion151;Insomeinstances,asamplersoselectedforuseincompliancedeterminationsisspecifiedwithinanexposurestandard.Thisisdonesoastoeliminatedifferencesamongsimilarsamplers.Samplerspecificationthenreplacestherespirablesamplingconvention,eliminatingbias(3.2.10),whichthendoesnotappearintheuncertaintybudget.Althoughthecriteriaarepresentedintermsofacceptedsamplingconventionsgearedmainlytocompliancesampling,otherapplicationsexistaswell.Forexample,supposethataspecificaerosoldiameter-dependenthealtheffectisunderinvestigation.Thenforthepurposeofanepidemiologicalstudyanaerosolsamplerthatreflectsthediameterdependenceofinterestisrequired.Sampleraccuracymaythenbedeterminedrelativetoamodifiedsamplingconvention.1.1Thispracticecoverstheevaluationoftheperformanceofpersonalsamplersofnon-fibrousrespirableaerosol.Thesamplersareassessedrelativetoaspecificrespirablesamplingconvention.Theconventionisoneofseveralthatidentifyspecificparticlesizefractionsforassessinghealtheffectsofairborneparticles.Whenahealtheffectsassessmenthasbeenbasedonaspecificconventionitisappropriatetousethatsameconventionforsettingpermissibleexposurelimitsintheworkplaceandambientenvironmentandformonitoringcompliance.Theconventions,whichdefineinhalable,thoracic,andrespirableaerosolsamplerideals,havenowbeenadoptedbytheInternationalStandardsOrganization(TechnicalReportISOTR7708),theComitEuropendeNormalisation(CENStandardEN481),andtheAmericanConferenceofGovernmentalIndustrialHygienists(ACGIH,Ref(1)),developed(2)inpartfromhealth-effectsstudiesreviewedinRef(3)andinpartasacompromisebetweendefinitionsproposedinRefs(3,4).1.2ThispracticeiscomplimentarytoTestMethodD4532,whichspecifiesaparticularinstrument,the10-mmcyclone.Thesamplerevaluationprocedurespresentedinthispracticehavebeenappliedinthetestingofthe10-mmcycloneaswellastheHiggins-Dewellcyclone.,Detailsontheevaluationhavebeenrecentlypublished(5-7)andcanbeincorporatedintorevisionsofTestMethodD4532.1.3Acentralaimofthispracticeistoprovideinformationrequiredforcharacterizingtheuncertaintyofconcentrationestimatesfromsamplestakenbycandidatesamplers.Forthispurpose,samplingaccuracydatafromtheperformancetestsgivenherecanbecombinedwithinformationastoanalyticalandsamplingpumpuncertaintyobtainedexternally.ThepracticeappliesprinciplesofISOGUM,expandedtocoversituationscommoninoccupationalhygienemeasurement,wherethemeasurandvariesmarkedlyinbothtimeandspace.Ageneralapproach(