【英文标准名称】:Superconductivity-AClossmeasurements-TotalAClossmeasurementofCu/Nb-Ticompositesuperconductingwiresexposedtoatransversealternatingmagneticfieldbyapickupcoilmethod
【原文标准名称】:超导性.交流电损耗测量.用拾波线圈法测量暴露于横向交流磁场的Cu/Nb-Ti合成超导导线的交流电总损耗量
【标准号】:BSEN61788-8-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-11-12
【实施或试行日期】:2003-11-12
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;磁滞损耗;测量;试验;交流电流;测量技术;电气工程;测量设备;数学计算;超导性;超导体;电压降;导线
【英文主题词】:Alternatingcurrent;Conductingwires;Definition;Definitions;Electricalengineering;Hysteresislosses;Mathematicalcalculations;Measurement;Measuringequipment;Measuringtechniques;Superconductivity;Superconductors;Testing;Voltagedrops
【摘要】:ThispartofIEC61788-8specifiesthemeasurementmethodoftotalAClossesbythepickupcoilmethodinCu/Nb-Ticompositesuperconductingwiresexposedtoatransversealternatingmagneticfield.Thelossesmaycontainbothhysteresisandcouplinglosses.ThestandardmethodtomeasureonlythehysteresislossinDCorlow-sweep-ratemagneticfieldisspecifiedinIEC61788-13[2].Thespecimenshallbeamultifilamentaryroundorrectangularwire,expectedtobemainlyusedforpulsedcoilapplicationswithrelativelyhigherfrequenciesorsweepratesupto1Hzor4T/s,withdiameteroraveragesizefrom0,2mmto1,0mm,filamentdiameterfrom1μmtoaround50μm,andacouplingtimeconstantlessthanabout40ms.ThepresentmethodcanbealsoextendedtotheAClossmeasurementinahigherrangeoffrequencyandsweeprateuptomorethan10Hzor40T/sforthree-componentsuperconductingwires(IEV815-04-33)withashortercouplingtimeconstantdowntoabout0,1ms(seeAnnexE).
【中国标准分类号】:H80
【国际标准分类号】:29_050
【页数】:26P;A4
【正文语种】:英语


【英文标准名称】:Lampcontrolgear-Part2-1:particularrequirementsforstartingdevices(otherthanglowstarters).
【原文标准名称】:灯具控制装置.第2-1部分:启动装置的特殊要求(起辉器除外)
【标准号】:NFC71-247-1-2001
【标准状态】:现行
【国别】:法国
【发布日期】:2001-07-01
【实施或试行日期】:2001-07-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:仪器;绝缘;防电击;规范(验收);试验;设计;电气设备;连接;电气工程;定义;交流电流;起辉器(灯);直流电流;安全要求;介电强度;接地导线;定义;照明工程;设备安全;电气安全;灯;接线端;电灯;测定
【英文主题词】:Alternatingcurrent;Connections;Definition;Definitions;Design;Determination;Dielectricstrength;Directcurrent;Earthconductors;Electriclamps;Electricterminals;Electricalappliances;Electricalengineering;Electricalsafety;Equipmentsafety;Illuminationengineering;Instruments;Insulations;Lamps;Protectionagainstelectricshocks;Safetyrequirements;Specification(approval);Starters(lamps);Testing
【摘要】:
【中国标准分类号】:K74
【国际标准分类号】:29_140_99
【页数】:20P.;A4
【正文语种】:其他