【英文标准名称】:Windturbines-Part21:Measurementandassessmentofpowerqualitycharacteristicsofgridconnectedwindturbines
【原文标准名称】:风力涡轮机.第21部分:并网风力涡轮机的功率质量特性的测量和评估
【标准号】:IEC61400-21-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-08
【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/TC88
【标准类型】:()
【标准水平】:()
【中文主题词】:兼容性;定义;电力系统;电气工程;发电机;电力网供电;测量技术;电功率测量;额定值;规范(验收);涡轮机;风力电站;风力涡轮机
【英文主题词】:Activepower;Bond;Compatibility;Compatibilitytests;Definitions;Durability;Electricpowersystems;Electricalengineering;Energysupplysystems(buildings);Generators;Grids;Mainssupply;Measurementset-up;Measuringtechniques;Networkprotection;Powermeasurement;Powermeasurement(electric);Quality;Ratings;Specification(approval);Stress;Testing;Turbines;Voltagedips;Windpowerstations;Windturbines
【摘要】:ThispartofIEC61400includes:~definitionandspecificationofthequantitiestobedeterminedforcharacterizingthepowerqualityofagridconnectedwindturbine;~measurementproceduresforquantifyingthecharacteristics;~proceduresforassessingcompliancewithpowerqualityrequirements,includingestimationofthepowerqualityexpectedfromthewindturbinetypewhendeployedataspecificsite,possiblyingroups.Themeasurementproceduresarevalidforsinglewindturbineswithathree-phasegridconnection.Themeasurementproceduresarevalidforanysizeofwindturbine,thoughthispartofIEC61400onlyrequireswindturbinetypesintendedforPCC(PointofCommonCoupling)atMVorHVtobetestedandcharacterizedasspecifiedinthispartofIEC61400.Themeasuredcharacteristicsarevalidforthespecificconfigurationandoperationalmodeoftheassessedwindturbinetypeonly.Otherconfigurations,includingalteredcontrolparametersthatcausethewindturbinetobehavedifferentlywithrespecttopowerquality,requireseparateassessment.Themeasurementproceduresaredesignedtobeasnon-site-specificaspossible,sothatpowerqualitycharacteristicsmeasuredatforexampleatestsitecanbeconsideredvalidalsoatothersites.TheproceduresforassessingcompliancewithpowerqualityrequirementsarevalidforwindturbineswithPCCatMVorHVinpowersystemswithfixedfrequencywithin+1Hz,andsufficientactiveandreactivepowerregulationcapabilities.Inothercases,theprinciplesforassessingcompliancewithpowerqualityrequirementsmaystillbeusedasaguidance.ThispartofIEC61400isfortestingofwindturbines,thoughitcontainsinformationthatmayalsobeusefulfortestingofwindfarms.NOTEThispartofIEC61400usesthefollowingtermsforsystemvoltage:-Iowvoltage(LV)referstoUn≤1kV;-mediumvoltage(MV)refersto1kV【中国标准分类号】:F11
【国际标准分类号】:17_220_20;27_180
【页数】:120P;A4
【正文语种】:英语


【英文标准名称】:Constructiondrawings-Simplifiedrepresentationofconcretereinforcement(ISO3766:2003);GermanversionENISO3766:2003
【原文标准名称】:建筑工程制图.钢筋混凝土的简化画法
【标准号】:DINENISO3766-2004
【标准状态】:现行
【国别】:德国
【发布日期】:2004-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:产品信息;建筑;预应力混凝土化合物元件;制图规则;加筋混凝土组合件;加筋混凝土部件;预应力混凝土部件;混凝土元件;加筋;预应力混凝土;图形符号;符号;工程图;表示法;图解表示法;混凝土构件;描述;图纸;混凝土结构;建筑
【英文主题词】:
【摘要】:Thestandardspecifiesthesimplifiedrepresentationofreinforcementinreinforcedconcreteandinprestressedconcrete.Itdefinestherepresentationofbarsandrulesfortheapplicationondrawings
【中国标准分类号】:P04
【国际标准分类号】:01_100_30
【页数】:30P;A4
【正文语种】:德语