IEC 62271-104-2009 高压开关设备和控制设备.第104部分:52kV及以上的额定电压用交流开关
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来源:标准资料网
【英文标准名称】:High-voltageswitchgearandcontrolgear-Part104:Alternatingcurrentswitchesforratedvoltagesof52kVandabove
【原文标准名称】:高压开关设备和控制设备.第104部分:52kV及以上的额定电压用交流开关
【标准号】:IEC62271-104-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-04
【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/SC17A
【标准类型】:()
【标准水平】:()
【中文主题词】:空气断路器;空气开关;交流电流;交流开关;断路电流;电流额定值;定义;分配网;电气工程;高电压;高压电器;高压开关设备;性能;额定电压;规范(验收);启动电流;断路开关;开关;试验;三极;传输;电压
【英文主题词】:Air-breakdisconnectors;Air-breakswitches;Alternatingcurrent;Alternating-currentswitches;Breakingcurrent;Currentratings;Definitions;Distributionnetworks;Electricalengineering;Highvoltage;High-voltageequipment;High-voltageswitchgears;Properties;Ratedvoltage;Ratedvoltages;Specification(approval);Startingcurrent;Switch-disconnectors;Switches;Testing;Three-pole;Transmission;Voltage
【摘要】:
【中国标准分类号】:K43
【国际标准分类号】:29_130_10;29_130_99
【页数】:99P;A4
【正文语种】:英语
【英文标准名称】:Solderlesselectricalconnections;termsanddefinitions,climatictestcategories,generalmeasuringmethodsandtestingprocedures
【原文标准名称】:非钎焊电气连接.术语和定义.气侯试验等级.一般测量检验方法
【标准号】:DIN41611T.1-1980
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforMeasuringtheResiliencyofTurfReinforcementMats(TRMs)
【原文标准名称】:泥碳钢筋网弹力测量的标准试验方法
【标准号】:ASTMD6524-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D35.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:厚度;复原;弹力;TRM;泥碳钢筋网
【英文主题词】:recovery;resiliency;thickness;turfreinforcementmat,TRM
【摘要】:ResiliencymaybeusedtocontrolthequalityofmanyTRMs.ResiliencymaybeindicativeofaTRMrsquo;abilitytoretainoriginalconfigurationafterexposuretothestresseswhichmaybeexertedduringmanufacture,shipping,andinstallation.Resiliencyisnotgenerallyindicativeoffieldperformance.TheresiliencyofTRMsmayvaryconsiderablydependingonthepressureappliedtothespecimenduringloadingcycles.Tominimizevariation,specificsamplesizeandappliedpressureareindicatedinthistestmethodtoensureallresultsarecomparable.TodeterminetheeffectofdifferentpressureloadingsonthefinalthicknessofTRMs,usethistestmethod.ThistestmethodmaybeusedforacceptancetestingofcommercialshipmentsofTRMs,butcautionisadvisedsinceinformationonbetween-laboratoryprecisionisincomplete.Comparativetests,inaccordancewith5.4.1maybeadvisable.5.4.1Inacaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatareformedfromalotofmaterialofthetypeinquestion.Thetestspecimensshouldberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudentrsquo;t-testforunpaireddateandanacceptableprobabilitylevelchosenbythetwobegun.Ifbiasisfound,eitheritscausemustcorrected,orthepurchaserandbefoundandinterpretfuturetestsinsuppliermustagreetothelightoftheknownbias.Note18212;Theusershouldbeawarethatthecompressibilityofthematerials,theirreboundcharacteristics,andthelikewillalsobeaffectedbythethicknessoftheTRMsfollowingthetimewhentheyarerolleduponrollsshippedandstored.1.1Thistestmethodcoverstheresiliencyorrecoveryofturfreinforcementmats(TRMs)aftertheyhavebeensubjectedtothreecyclesofloadingat689kPa(100psi)for1min/percycle.1.2ThistestmethoddoesnotprovideresiliencyvaluesforTRMsundervariablenormalcompressivestresses.Thistestmethoddeterminesnominalresiliency.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P57
【国际标准分类号】:65_020_20
【页数】:3P.;A4
【正文语种】:
