GB/T 17618-1998 信息技术设备抗扰度限值和测量方法
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基本信息
标准名称: | 信息技术设备抗扰度限值和测量方法 |
英文名称: | Information technology equipment--Immunity characteristics--Limits and methods of measurement |
中标分类: |
电子元器件与信息技术 >>
电子元器件与信息技术综合 >>
电磁兼容 |
ICS分类: |
电信、音频和视频技术 >>
电磁兼容性(EMC)
|
发布部门: | 国家质量技术监督局 |
发布日期: | 1998-01-02 |
实施日期: | 1999-01-02 |
首发日期: | 1998-12-14 |
作废日期: | 1900-01-01 |
主管部门: | 国家标准化管理委员会 |
归口单位: | 全国无线电干扰标准化技术委员会 |
起草单位: | 电子工业部标准化研究所 |
出版社: | 中国标准出版社 |
出版日期: | 2004-06-07 |
页数: | 平装16开, 页数:26, 字数:43千字 |
书号: | 155066.1-15740 |
适用范围
本标准适用于GB 9254-1998《信息技术设备的无线电骚扰限值和测量方法》中定义的信息技术设备(ITE)。本标准规定了ITE在0Hz~400GHz频率范围内的限值和测量方法。
前言
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引用标准
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所属分类: 电子元器件与信息技术 电子元器件与信息技术综合 电磁兼容 电信 音频和视频技术 电磁兼容性(EMC)
【英文标准名称】:GasWaterHeaters,VolumeI,StorageWaterHeatersWithInputRatingsof75,000BtuPerHourorLess(sameasCSA4.1b)
【原文标准名称】:燃气热水器.卷I.每小时输入额定值为75,000Btu或更少的储水式加热器(与CSA4.1b同)
【标准号】:ANSIZ21.10.1ba-2011
【标准状态】:现行
【国别】:美国
【发布日期】:2011-01-01
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Gas-waterheaters;Storagewaterheaters;Thermalstorageheaters
【摘要】:Appliestoautomaticstoragewaterheatershavinginputratingsof75,000Btu/hrorlessforusewith:naturalgas;manufacturedgas;mixedgas;liquifiedpetroleumgas;LPgas-airmixtures;recreationalvehicleinstallationconvertibleforusewithnaturalgasandliquifiedpetroleumgases;andwithcombinationpotablewater/spaceheatingapplications.
【中国标准分类号】:Q83
【国际标准分类号】:91_140_65
【页数】:
【正文语种】:英语
【英文标准名称】:StandardPracticeforDecontaminationofFieldEquipmentUsedatNonradioactiveWasteSites
【原文标准名称】:在非放射性废弃物场地上用现场设备净化的标准实施规程
【标准号】:ASTMD5088-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D18.21
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:contaminant;decontamination;sampling;waste;Contamination--waste;Decontamination;Fieldtesting--soil;Groundwater;Nonradioactivewastesites;Sludge;Soil;Soilgasanalysis;Soilsampling;Surfacewater;Wastematerials/processing/analysis
【摘要】:Anappropriatelydeveloped,executedanddocumentedequipmentdecontaminationprocedureisanintegralandessentialpartofwastesiteinvestigations.Thebenefitsofitsuseinclude:Minimizingthespreadofcontaminantswithinastudyareaandfromsitetosite,Reducingthepotentialforworkerexposurebymeansofcontactwithcontaminatedsamplingequipment,andImproveddataqualityandreliability.Thispracticeisnotasubstituteforawell-documentedQualityAssurance/QualityControl(QA/QC)program.Becausetheultimatetestofadecontaminationprocedureisitsabilitytominimizeerroneousdata,areasonableQA/QCprogrammustbeimplemented.Thispracticemaynotbeapplicabletoallwastesites.Whenasamplingeffortiscompletedtodetermineonlythegeneralrangeofchemicalconcentrationsofinterestlessrigorousdecontaminationprocedurescanbeadequate.InvestigatorsshouldhavetheflexibilitytomodifythedecontaminationprocedureswithdueconsiderationforthesamplingobjectiveorifQA/QCdocumentationsupportsalternativedecontaminationmethods.Atsiteswherethereactivityofsamplingequipmenttodecontaminationwashescreatesconcernforthegenerationofundesirablechemicalby-products,theuseofdedicatedsamplingequipmentshouldbeconsidered.Thispractice,whereapplicable,shouldbeusedbefore,between,andafterthecompletionofsamplingevents.Thispracticeisappropriateforuseatsiteswherechemical(organicandinorganic)contaminationisknownorexpected.Theapplicationofthispracticetoothertypesofsitesradiological,mixed(radiologicalandchemical),orbiohazardcontaminatedsitesmaynotbeapplicable.Theapplicationofthispracticetothesetypesofsitesshouldbeundertakenwithcareandconsideration,alongwithQA/QCdocumentationthatsupportstheeffectivenessofthesedecontaminationtechniques.1.1Thispracticecoversthedecontaminationoffieldequipmentusedinthesamplingofsoils,soilgas,sludges,surfacewater,andgroundwateratwastesiteswhicharetoundergobothphysicalandchemicalanalyses.1.2Thispracticeisapplicableonlyatsiteswherechemical(organicandinorganic)wastesareaconcern.Itisnotintendedforuseatradiological,mixed(chemicalandradiological),orbiohazardsites.1.3Proceduresareincludedforthedecontaminationofequipmentwhichcomesintocontactwiththesamplematrix(samplecontactingequipment)andforancillaryequipmentthathasnotcontactedtheportionofsampletobeanalyzed(non-samplecontactingequipment).1.4Thispracticeisbasedoncommonlyrecognizedmethodsbywhichequipmentmaybedecontaminated.Theproceduresdescribedforsamplecontactingequipmentarecommonlyprescribed,howeverthereisaminimumofscientificdatathatsupportsthesemethods(Mickametal.1989,Parker,1995).ThereforetheuserisremindedoftheimportanceofQA/QCsamplesthatdocumentdecontaminationeffectivenessandthatthesesamplescanbeusedtomodifyorenhancedecontaminationtechniques.DecontaminationatradiologicallycontaminatedsitesshouldrefertoPracticeD5608.1.5Thispracticeisapplicabletomostconventionalsamplingequipmentconstructedofmetallicandsyntheticmaterials.Themanufacturerofaspecificsamplingapparatusshouldbecontactedifthereisconcernregardingthereactivityofadecontaminationrinsingagentwiththeequipment.1.6Thispracticeoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgement.Notallaspectsofthispracticemaybeapplicableinall......
【中国标准分类号】:Z13
【国际标准分类号】:13_030_40
【页数】:4P.;A4
【正文语种】:英语