【英文标准名称】:Electrictractionoverheadlines--Fittings--Testmethods
【原文标准名称】:电力牵引架空线.配件.试验方法
【标准号】:JISE2002-2001
【标准状态】:作废
【国别】:日本
【发布日期】:2001-03-20
【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】:TechnicalCommitteeonRailwaysandRollingStock
【标准类型】:()
【标准水平】:()
【中文主题词】:架空接触网系统;架空电力金具;地面接触网系统
【英文主题词】:;;
【摘要】:この規格は,普通鉄道及び軌道の架空電車線路並びにき(饋)電線路(架空帰線路を合む。)に使用する電車線路用金具(以下,金具という。)の機械試験,電気試験及び材料試験について規定する。
【中国标准分类号】:S80
【国际标准分类号】:45_080
【页数】:36P;A4
【正文语种】:日语
【英文标准名称】:StandardGuideforSelectionandUseofNeutronSensorsforDeterminingNeutronSpectraEmployedinRadiation-HardnessTestingofElectronics
【原文标准名称】:电子辐射强度试验中中子波谱测定用中子探测器的选择和使用标准指南
【标准号】:ASTME720-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E10.07
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:activationfoils;neutronactivation;neutronspectra;radiation-hardnesstesting
【摘要】:Becauseofthewidevarietyofmaterialsbeingusedinneutron-activationmeasurements,thisguideispresentedwiththeobjectiveofbringingimproveduniformitytothespecificfieldofinteresthere:hardnesstestingofelectronicsprimarilyincriticalassemblyreactorenvironments.NOTE2Someofthetechniquesdiscussedareusefulfor14-MeVdosimetry.SeeTestMethodE496foractivationdetectormaterialssuitablefor14-MeVneutroneffectstesting.NOTE3Thematerialsrecommendedinthisguidearesuitablefor252Cforotherweaksourceeffectstestingprovidedthefluenceissufficienttogeneratecountableactivities.Thisguideisorganizedintotwooverlappingsubjects;thecriteriausedforsensorselection,andtheproceduresusedtoensuretheproperdeterminationofactivitiesfordeterminationofneutronspectra.SeeTerminologyE170andGeneralMethodsE181.DeterminationofneutronspectrawithactivationsensordataisdiscussedinGuidesE721andE944.1.1Thisguidecoverstheselectionanduseofneutron-activationdetectormaterialstobeemployedinneutronspectraadjustmenttechniquesusedforradiation-hardnesstestingofelectronicsemiconductordevices.Sensorsaredescribedthathavebeenusedatmanyradiationhardness-testingfacilities,andcommentsareofferedintablefootnotesconcerningtheappropriatenessofeachreactionasjudgedbyitscross-sectionaccuracy,easeofuseasasensor,andbypastsuccessfulapplication.Thisguidealsodiscussesthefluence-uniformity,neutronself-shielding,andfluence-depressioncorrectionsthatneedtobeconsideredinchoosingthesensorthickness,thesensorcovers,andthesensorlocations.TheseconsiderationsarerelevantforthedeterminationofneutronspectrafromassembliessuchasTRIGA-andGodiva-typereactorsandfromCaliforniumirradiators.Thisguidemayalsobeapplicabletootherbroadenergydistributionsourcesupto20MeV.Note1Fordefinitionsonterminologyusedinthisguide,seeTerminologyE170.1.2Thisguidealsocoversthemeasurementofthegamma-rayorbeta-rayemissionratesfromtheactivationfoilsandothersensorsaswellasthecalculationoftheabsolutespecificactivitiesofthesefoils.Theprincipalmeasurementtechniqueishigh-resolutiongamma-rayspectrometry.Theactivitiesareusedinthedeterminationoftheenergy-fluencespectrumoftheneutronsource.SeeGuideE721.1.3Detailsofmeasurementandanalysisarecoveredasfollows:1.3.1Correctionsinvolvedinmeasuringthesensoractivitiesincludethoseforfinitesensorsizeandthicknessinthecalibrationofthegamma-raydetector,forpulse-heightanalyzerdeadtimeandpulse-pileuplosses,andforbackgroundradioactivity.1.3.2Theprimarymethodfordetectorcalibrationthatusessecondarystandardgamma-rayemittingsourcesisconsideredinthisguideandinGeneralMethodsE181.Inaddition,analternativemethodinwhichthesensorsareactivatedintheknownspectrumofabenchmarkneutronfieldisdiscussedinGuideE1018.1.3.3Adataanalysismethodispresentedwhichaccountsforthefollowing:detectorefficiency;backgroundsubtraction;irradiation,waiting,andcountingtimes;fissionyieldsandgamma-raybranchingratios;andself-absorptionofgammaraysandneutronsinthesensors.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F80
【国际标准分类号】:83_140_10
【页数】:12P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 农田灌溉水质标准(试行) |
| 中标分类： |
环境保护 >>
环境质量标准 >>
专业环境质量标准 |
| 发布日期： | 1900-01-01 |
| 实施日期： | 1990-12-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
适用范围
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前言
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目录
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引用标准
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所属分类： 环境保护 环境质量标准 专业环境质量标准