IEC 61954 Corrigendum 1-1999 输电和配电系统用电力电子设备.静态无功功率补偿器用晶闸管阀的试验

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【英文标准名称】:Powerelectronicsforelectricaltransmissionanddistributionsystems-TestingofthyristorvalvesforstaticVARcompensators
【原文标准名称】:输电和配电系统用电力电子设备.静态无功功率补偿器用晶闸管阀的试验
【标准号】:IEC61954Corrigendum1-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-12
【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/SC22F
【标准类型】:()
【标准水平】:()
【中文主题词】:分配网;阻气门;配电变压器;电感器;电力电子学;电流互感器;电力变换器;半导体闸流管;变压器;能量传输;型式;电传动系统;半导体器件;验收检验;试验;电力系统;补偿器(电气);合格试验;电子设备及元件;电子工程;电容器;分布系统;规范(验收);电气试验;高电压;电气工程;阀门;试验条件;定义
【英文主题词】:Acceptanceinspection;Capacitors;Chokes;Compensators(electric);Currenttransformers;Definition;Definitions;Distributionnetworks;Distributionsystems;Distributiontransformers;Electricconvertors;Electricpowersystems;Electricalengineering;Electricaltesting;Electricaltransmissionsystems;Electronicengineering;Electronicequipmentandcomponents;Energytransmission;Highvoltage;Inductors;Powerelectronics;Qualificationtests;Semiconductordevices;Specification(approval);Testing;Testingconditions;Thyristors;Transformers;Types;Valves
【摘要】:ThisisTechnicalCorrigendum1toIEC61954-1999(Powerelectronicsforelectricaltransmissionanddistributionsystems-TestingofthyristorvalvesforstaticVARcompensators)
【中国标准分类号】:K46
【国际标准分类号】:31_080_20
【页数】:
【正文语种】:英语


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【英文标准名称】:Lasersandlaser-relatedequipment-Testmethodsforlaserbeamwidths,divergenceanglesandbeampropagationratios-Generalastigmaticbeams
【原文标准名称】:激光和激光相关设备.激光束宽度、发散角和束扩散率的试验方法.一般象散束
【标准号】:BSENISO11146-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-03-30
【实施或试行日期】:2005-03-30
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ISO11146-2:2005specifiesmethodsformeasuringbeamwidths(diameter),divergenceanglesandbeampropagationratiosoflaserbeams.ISO11146-2:2005isapplicabletogeneralastigmaticbeamsorunknowntypesofbeams.Forstigmaticandsimpleastigmaticbeams,ISO11146-1isapplicable.WithinISO11146-2:2005,thedescriptionoflaserbeamsisaccomplishedbymeansofthesecondordermomentsoftheWignerdistributionratherthanphysicalquantitiessuchasbeamwidthsanddivergenceangles.HoweverthesephysicalquantitiesarecloselyrelatedtothesecondordermomentsoftheWignerdistribution.InISO/TR11146-3,formulaearegiventocalculateallrelevantphysicalquantitiesfromthemeasuredsecondordermoments.
【中国标准分类号】:L51
【国际标准分类号】:31_260
【页数】:26P;A4
【正文语种】:英语


Product Code:SAE AS4687
Title:Fitting Assembly, Elbow, 90掳, Flareless and Short Flareless, Reducer, Retained Nut
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.