IEC 62539-2007 电气绝缘击穿数据的统计分析用指南
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【英文标准名称】:Guideforthestatisticalanalysisofelectricalinsulationbreakdowndata
【原文标准名称】:电气绝缘击穿数据的统计分析用指南
【标准号】:IEC62539-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-07
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC112
【标准类型】:()
【标准水平】:()
【中文主题词】:击穿;击穿电压;数据采集;数据收集;耐久性;电缆;电气工程;电绝缘;电气测试;绝缘件;测量;分析的统计方法;统计学;电压应力
【英文主题词】:Breakdown;Breakdownvoltage;Dataacquisition;Datacollection;Durability;Electriccables;Electricalengineering;Electricalinsulation;Electricaltesting;Insulations;Measurement;Statisticalmethodsofanalysis;Statistics;Voltagestress
【摘要】:Electricalinsulationsystemsandmaterialsmaybetestedusingconstantstresstestsinwhichtimestobreakdownaremeasuredforanumberoftestspecimens,andprogressivestresstestsinwhichbreakdownvoltagesmaybemeasured.Ineithercase,itwillbefoundthatadifferentresultisobtainedforeachspecimenandthat,forgiventestconditions,thedataobtainedmayberepresentedbyastatisticaldistribution.Thisguidedescribes,withexamples,statisticalmethodstoanalyzesuchdata.Thepurposeofthisguideistodefinestatisticalmethodstoanalyzetimestobreakdownandbreakdownvoltagedataobtainedfromelectricaltestingofsolidinsulatingmaterials,forpurposesincludingcharacterizationofthesystem,comparisonwithanotherinsulatorsystem,andpredictionoftheprobabilityofbreakdownatgiventimesorvoltages.Methodsaregivenforanalyzingcompletedatasetsandalsocensoreddatasetsinwhichnotallthespecimensbrokedown.Theguideincludesmethods,withexamples,fordeterminingwhetherthedataisagoodfittothedistribution,graphicalandcomputer-basedtechniquesforestimatingthemostlikelyparametersofthedistribution,computer-basedtechniquesforestimatingstatisticalconfidenceintervals,andtechniquesforcomparingdatasetsandsomecasestudies.ThemethodsofanalysisarefullydescribedfortheWeibulldistribution.SomemethodsarealsopresentedfortheGumbelandlognormaldistributions.Alltheexamplesofcomputer-basedtechniquesusedinthisguidemaybedownloadedfromthefollowingwebsite“http://grouper.ieee.org/groups/930/IEEEGuide.xls.”Methodstoascertaintheshorttimewithstandvoltageoroperatingvoltageofaninsulationsystemarenotpresentedinthisguide.Mathematicaltechniquescontainedinthisguidemaynotapplydirectlytotheestimationofequipmentlife.
【中国标准分类号】:K04
【国际标准分类号】:29_035_01
【页数】:52P.;A4
【正文语种】:英语
【原文标准名称】:电气绝缘击穿数据的统计分析用指南
【标准号】:IEC62539-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-07
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC112
【标准类型】:()
【标准水平】:()
【中文主题词】:击穿;击穿电压;数据采集;数据收集;耐久性;电缆;电气工程;电绝缘;电气测试;绝缘件;测量;分析的统计方法;统计学;电压应力
【英文主题词】:Breakdown;Breakdownvoltage;Dataacquisition;Datacollection;Durability;Electriccables;Electricalengineering;Electricalinsulation;Electricaltesting;Insulations;Measurement;Statisticalmethodsofanalysis;Statistics;Voltagestress
【摘要】:Electricalinsulationsystemsandmaterialsmaybetestedusingconstantstresstestsinwhichtimestobreakdownaremeasuredforanumberoftestspecimens,andprogressivestresstestsinwhichbreakdownvoltagesmaybemeasured.Ineithercase,itwillbefoundthatadifferentresultisobtainedforeachspecimenandthat,forgiventestconditions,thedataobtainedmayberepresentedbyastatisticaldistribution.Thisguidedescribes,withexamples,statisticalmethodstoanalyzesuchdata.Thepurposeofthisguideistodefinestatisticalmethodstoanalyzetimestobreakdownandbreakdownvoltagedataobtainedfromelectricaltestingofsolidinsulatingmaterials,forpurposesincludingcharacterizationofthesystem,comparisonwithanotherinsulatorsystem,andpredictionoftheprobabilityofbreakdownatgiventimesorvoltages.Methodsaregivenforanalyzingcompletedatasetsandalsocensoreddatasetsinwhichnotallthespecimensbrokedown.Theguideincludesmethods,withexamples,fordeterminingwhetherthedataisagoodfittothedistribution,graphicalandcomputer-basedtechniquesforestimatingthemostlikelyparametersofthedistribution,computer-basedtechniquesforestimatingstatisticalconfidenceintervals,andtechniquesforcomparingdatasetsandsomecasestudies.ThemethodsofanalysisarefullydescribedfortheWeibulldistribution.SomemethodsarealsopresentedfortheGumbelandlognormaldistributions.Alltheexamplesofcomputer-basedtechniquesusedinthisguidemaybedownloadedfromthefollowingwebsite“http://grouper.ieee.org/groups/930/IEEEGuide.xls.”Methodstoascertaintheshorttimewithstandvoltageoroperatingvoltageofaninsulationsystemarenotpresentedinthisguide.Mathematicaltechniquescontainedinthisguidemaynotapplydirectlytotheestimationofequipmentlife.
【中国标准分类号】:K04
【国际标准分类号】:29_035_01
【页数】:52P.;A4
【正文语种】:英语
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