IEEE 1641-2004 信号和试验定义
时间:2024-05-14 15:29:46 来源: 标准资料网 作者：标准资料网 阅读：9781
【英文标准名称】:Signalandtestdefinition
【原文标准名称】:信号和试验定义
【标准号】:IEEE1641-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(US-IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:整个系统的缩略试验语言;ATLAS;定义;电子设备及元件;电子系统;信号;规范(验收);开关操作;试验程序;测试信号;测试
【英文主题词】:AbbreviatedTestLanguageforAllSystems;ATLAS;Definitions;Electronicequipmentandcomponents;Electronicsystems;Signals;Specification(approval);Switching;Testprograms;Testsignals;Testing
【摘要】:Providesthemeanstodefineanddescribesignalsusedintesting.Providesasetofcommonbasicsignals,mathematicallyunderpinnedsothatsignalscanbecombinedtoformcomplexsignalsusableacrossalltestplatforms.
【中国标准分类号】:M12
【国际标准分类号】:31_020;35_060
【页数】:417P.;A4
【正文语种】:英语
【英文标准名称】:Alarmsystems-Part7-1:Messageformatsandprotocolsforserialdatainterfacesinalarmtransmissionsystems;General
【原文标准名称】:报警系统第7-1部分：报警传输系统中串行数据接口用报文格式和协议总则
【标准号】:IEC60839-7-1-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-03
【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/TC79
【标准类型】:()
【标准水平】:()
【中文主题词】:超声波学;警报装置;防偷窃措施;防盗警报;警告装置;电气工程;建筑物;警报系统;检波器(回路);规范(验收);安全工程;定义
【英文主题词】:Alarmdevices;Alarmsystems;Anti-burglarmeasures;Buildings;Burglaralarms;Definitions;Detectors(circuits);Electricalengineering;Safetyengineering;Specification(approval);Ultrasonics;Warningdevices
【摘要】:ThispartofIEC60839describestherequirementsforstandardserialdatainterfacesinalarmtransmissionsystems.Itgivesanoutlineofhowalarmtransmissionsystemsareconnectedandthevarioustypesofserialdatainterfacesthatmightbeemployed.Thispartincludesarangeofexamples.
【中国标准分类号】:A91
【国际标准分类号】:13_320;35_200
【页数】:19P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforUseoftheTimeDomainElectromagneticMethodforSubsurfaceInvestigation
【原文标准名称】:次表面探查用时间域电磁法的使用标准指南
【标准号】:ASTMD6820-2002(2007)
【标准状态】:现行
【国别】:
【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】:D18.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:conductivity;electricalmethod;geophysics;resistivity;subsurfaceinvestigation;surfacegeophysics;timedomainelectromagneticmethod;transientelectromagneticmethod
【摘要】:1.1PurposeandApplicationThisguidesummarizestheequipment,fieldprocedures,andinterpretationmethodsfortheassessmentofsubsurfacematerialsandtheirporefluidsusingtheTimeDomainElectromagnetic(TDEM)method.ThismethodisalsoknownastheTransientElectromagneticMethod(TEM),andinthisguideisreferredtoastheTDEM/TEMmethod.TimeDomainandTransientrefertothemeasurementofatime-varyinginducedelectromagneticfield.1.1.1TheTDEM/TEMmethodisapplicabletoinvestigationofawiderangeofsubsurfaceconditions.TDEM/TEMmethodsmeasurevariationsintheelectricalresistivity(orthereciprocal,theelectricalconductivity)ofthesubsurfacesoilorrockcausedbybothlateralandverticalvariationsinvariousphysicalpropertiesofthesoilorrock.Bymeasuringbothlateralandverticalchangesinresistivity,variationsinsubsurfaceconditionscanbedetermined.1.1.2Electromagneticmeasurementsofresistivityasdescribedinthisguideareappliedingeologicstudies,geotechnicalstudies,hydrologicinvestigations,andformappingsubsurfaceconditionsatwastedisposalsites().Resistivitymeasurementscanbeusedtomapgeologicchangessuchaslithology,geologicalstructure,fractures,stratigraphy,anddepthtobedrock.Inaddition,measurementofresistivitycanbeappliedtohydrologicinvestigationssuchasthedepthtowatertable,depthtoaquitard,presenceofcoastalorinlandgroundwatersalinity,andforthedirectexplorationforgroundwater.1.1.3GeneralreferencesfortheuseofthemethodareMcNeill(),KeareyandBrooks(),andTelfordetal().1.2Limitations1.2.1ThisguideprovidesanoverviewoftheTDEM/TEMmethod.Itdoesnotprovideoraddressthedetailsofthetheory,fieldprocedures,orinterpretationofthedata.Numerousreferencesareincludedforthatpurposeandareconsideredanessentialpartofthisguide.ItisrecommendedthattheuseroftheTDEM/TEMmethodbefamiliarwiththereferencescitedandwiththeASTMstandardsD420,D653,D5088,D5608,D5730,D5753,D6235,D6429andD6431.1.2.2ThisguideislimitedtoTDEM/TEMmeasurementsmadeonland.TheTDEM/TEMmethodcanbeadaptedforanumberofspecialusesonland,water,ice,withinaborehole,andairborne.SpecialTDEM/TEMconfigurationsareusedformetalandunexplodedordnancedetection.TheseTDEM/TEMmethodsarenotdiscussedinthisguide.1.2.3TheapproachessuggestedinthisguidefortheTDEM/TEMmethodarecommonlyused,widelyaccepted,andproven.However,otherapproachesormodificationstotheTDEM/TEMmethodthataretechnicallysoundmaybesubstituted.1.2.4Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducation,experience,andshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.ThewordstandardinthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.1.3Precautions1.3.1Itistheresponsibilityoftheuserofthisguidetofollowanyprecautionsintheequipmentmanufacturer''srecommendationsandtoestablishappropriatehealthandsafetypractices.1.3.2Ifthemethodisusedatsiteswithhazardousmaterials,operations,orequipment,itistheresponsibilityoftheuserofthisguidetoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofanyregulationspriortouse.1.3.3......
【中国标准分类号】:A42
【国际标准分类号】:33_100_01
【页数】:15P.;A4
【正文语种】: