【英文标准名称】:High-VoltageSwitchgear(Above1000V)TestTechniques—PartialDischargeMeasurements
【原文标准名称】:高压开关(高于1000V)试验技术.局部放电测量
【标准号】:IEEEC37.301-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009-01-30
【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】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisInternationalStandardisapplicabletothemeasurementofpartialdischargeswhichoccurinelectricalapparatus,componentsorsystemswhentestedwithalternatingvoltagesupto400Hzorwithdirectvoltage.Thisstandard–definesthetermsused;–definesthequantitiestobemeasured;–describestestandmeasuringcircuitswhichmaybeused;–definesanalogueanddigitalmeasuringmethodsrequiredforcommonapplications;–specifiesmethodsforcalibrationandrequirementsofinstrumentsusedforcalibration;–givesguidanceontestprocedures;–givessomeassistanceconcerningthediscriminationofpartialdischargesfromexternalinterference.Theprovisionsofthisstandardshouldbeusedinthedraftingofspecificationsrelatingtopartialdischargemeasurementsforspecificpowerapparatus.Itdealswithelectricalmeasurementsofimpulsive(short-duration)partialdischarges,butreferenceisalsomadetonon-electricalmethodsprimarilyusedforpartialdischargelocation(seeannexF).Diagnosisofthebehaviourofspecificpowerapparatuscanbeaidedbydigitalprocessingofpartialdischargedata(seeannexE)andalsobynon-electricalmethodsthatareprimarilyusedforpartialdischargelocation(seeannexF).Thisstandardisprimarilyconcernedwithelectricalmeasurementsofpartialdischargesmadeduringtestswithalternatingvoltage,butspecificproblemswhicharisewhentestsaremadewithdirectvoltageareconsideredinclause11.Theterminology,definitions,basictestcircuitsandproceduresoftenalsoapplytotestswithotherfrequencies,butspecialtestproceduresandmeasuringsystemcharacteristics,whicharenotconsideredinthisstandard,mayberequired.AnnexAprovidesnormativerequirementsforperformancetestsoncalibrators.
【中国标准分类号】:K43
【国际标准分类号】:
【页数】:74P.;A4
【正文语种】:英语


【英文标准名称】:Roadvehicles-Testofbrakingsystemsonvehicleswithamaximumauthorizedtotalmassofover3,5tusingarollerbraketester-Part2:Airoverhydraulicandpurelyhydraulicbrakingsystems
【原文标准名称】:道路车辆.用辊式制动试验器对带有最大允许总质量大于3.5t的车辆制动系统的试验.第2部分:空气液压和纯液压制动系统
【标准号】:ISO21069-2-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC22
【标准类型】:()
【标准水平】:()
【中文主题词】:制动器;制动系统;定义;液压制动系统;汽车;道路车辆;测试;试验条件;公差(测量);运载工具
【英文主题词】:Brakes;Brakingsystems;Definition;Definitions;Hydraulicbrakingsystems;Motorvehicles;Roadvehicles;Testing;Testingconditions;Tolerances(measurement);Vehicles
【摘要】:ThispartofISO21069describesaprocedurethatgeneratescomparablemeasurementresultsinrollerbraketesting,suchthattheefficiencyoftheservicebrakingsystemcanbeassessedreliablywherevertherollerbraketestsareperformed.ThefollowingitemsarecoveredinthispartofISO21069:-symbolsanddefinitions;-testmethods;-testconditions;-testequipmentrequired;-accuracyoftestequipment;-datarecordingandcalculationneeded;-presentationofresults;-assessmentcriteriaforpass/fail.TheproceduredescribedinthispartofISO21069isnotapplicabletopassengercars.
【中国标准分类号】:T24
【国际标准分类号】:43_040_40
【页数】:14P;A4
【正文语种】:英语