BS EN 61400-21-2008 风力涡轮机.网格连接风力涡轮机动力质量特性的测量和评估
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【英文标准名称】:Windturbines—Part21:Measurementandassessmentofpowerqualitycharacteristicsofgridconnectedwindturbines
【原文标准名称】:风力涡轮机.网格连接风力涡轮机动力质量特性的测量和评估
【标准号】:BSEN61400-21-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2009-01-31
【实施或试行日期】:2009-01-31
【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】:兼容性;可混用性;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;评定;规范(验收);涡轮机;风力电站;风力涡轮机
【英文主题词】:Compatibility;Definition;Definitions;Electricpowersystems;Electricalengineering;Generators;Mainssupply;Measuringtechniques;Powermeasurement(electric);Ratings;Specification(approval);Turbines;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:–lowvoltage(LV)referstoUn≤1kV;–mediumvoltage(MV)refersto1kV35kV.
【中国标准分类号】:F11
【国际标准分类号】:27_180
【页数】:62P.;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology-Qualityofservice:Framework
【原文标准名称】:信息技术.服务质量:框架
【标准号】:BSISO/IEC13236-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-05-15
【实施或试行日期】:1999-05-15
【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】:信息交流;协议;数据处理;管理;设计;合格;统计质量控制;术语;验证;词汇;消费者与供货者的关系;成本;开放系统互连;质量控制;管理作业;质量保证;质量;试验模型;数据传送;语义学;规范(验收);计算机应用;技术文献
【英文主题词】:Dataprocessing;Dataservices;Definition;Definitions;Informationinterchange;Informationtechnology;Networkinterconnection;OSI;Quality;Sectionalspecification
【摘要】:ThisQOSFrameworkisastructuredcollectionofconceptsandtheirrelationshipswhichdescribesQOS(QualityofService)andenablesthepartitioningof,andrelationshipsbetween,thetopicsrelevanttoQOSinInformationTechnology(IT)tobeexpressedbyacommonmeansofdescription.Inparticular,thisQOSFrameworkisdirectedatITsystemsandtheiruseinprovidingOpenDistributedProcessingservices.ThisQOSFrameworkisintendedtoassistthosedesigningandspecifyingITsystems,andthosedefiningcommunicationsservicesandprotocols,byprovidingguidanceonQOSapplicabletosystems,servicesandresourcesofvariouskinds.ItdescribeshowQOScanbecharacterized,howQOSrequirementscanbespecified,andhowQOScanbemanaged.ThisQOSFrameworkdefinesterminologyandconceptsforQOSinIT.ItintroducestheconceptofQOScharacteristics,whichrepresentthefundamentalaspectsofQOSthataretobemanagedinvariousways;anditdefinesanumberofQOScharacteristicsofparticularimportance.ThesedefinitionsareindependentofhowQOSisrepresentedorcontrolledinarealsystem.ThisFrameworkdescribeshowQOSrequirementscanbeexpressed,andidentifiesanumberofQOSmechanisms(suchasthree-partynegotiation)thatcanbeusedascomponentsofQOSmanagementfunctionstomeetQOSrequirementsofvariouskinds.Italsodescribesthecircumstancesinwhichvariouscombinationsofmechanismsmaybeappropriate.ThisQOSFrameworkprovidesabasisforthespecificationofextensionsandenhancementstoexistingorplannedstandards,asaresultoftheneedfor,andapplicationof,theQOSconceptsdefinedinthisRecommendation|InternationalStandard.ItisnottheintentofthisRecommendation|InternationalStandardtodestabiliseanyexistingRecommendations|InternationalStandards;rather,itisintendedthatthisQOSFrameworkmaybeusedby:·developersofneworrevisedIT-relatedstandardswhichdefineoruseQOSmechanisms;and·ITusersexpressingrequirementsforQOS.ThisQOSFrameworkdoesnotattempttoprovideabasisforthespecificationofperformanceobjectivesornetworksignallingofQOSinpubliccommunicationsnetworks.TheQOSaspectsofthesecommunicationsservicesareaddressedbyotherITU-TRecommendations.TheintentofthisRecommendation|InternationalStandardistoprovideacommonvocabularytobothserviceprovidersandserviceusers.NothinginthisRecommendation|InternationalStandardshouldbeconstruedasplacingrequirementsoneitherserviceprovidersorserviceusers.ItishopedthatacommonapproachandvocabularyforQOSwillassistmultipleserviceproviderstodeliverend-to-endQOStoend-systems.ThisQOSFrameworkspecificallyexcludesthedetailedspecificationofQOSmechanisms.ItisnottheintentofthisRecommendation|InternationalStandardtoserveasanimplementationspecification,tobeabasisforappraisingtheconformanceofimplementations,ortodefineparticularservicesandprotocols.Rather,itprovidesaconceptualandfunctionalframeworkforQOSwhichallowsindependentteamsofexpertstoworkproductivelyonthedevelopmentofRecommendations|InternationalStandards.AsappliedtoOSI,thisQOSFrameworkisconsistentwiththeOSIBasicReferenceModelinthatitdescribesoperationsandmechanismswhichareassignabletolayersasspecifiedintheOSIBasicReferenceModel.ItisconsistentwiththeOSIManagementFramework(seeITU-TRec.X.700|ISO/IEC7498-4)andtheSystemsManagementOverview(seeITU-TRec.X.701|ISO/IEC10040)initsassignmentoffunctionstomanagemententities.InAnnexA,thisQOSFrameworkpresentsamodelofQOSforOSIwhichidentifiestheentitiesthatparticipateinthemanagementofQOS,definestheflowofQOS-relatedinformationbetweenthemanddescribeshowthisinformationisused.
【中国标准分类号】:M11
【国际标准分类号】:35_100_05
【页数】:58P;A4
【正文语种】:英语
【英文标准名称】:GeometricalProductSpecifications(GPS)-Roundness-Part2:Specificationoperators
【原文标准名称】:产品几何量技术规范(GPS).圆度.第2部分:规范操作人员
【标准号】:ISO/TS12181-2-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC213
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);精整;规范;几何;形状;尺寸测量;GPS;尺寸;产品几何量技术规范;圆度;操作者;产品;几何的;尺寸公差;产品规范;圆
【英文主题词】:Characteristics;Circles(geometry);Circular;Circularshape;Digital;Dimensionalmeasurement;Dimensionaltolerances;Dimensions;Finishes;Formtolerances;Geometric;Geometricalproductspecification;Geometry;GPS;Measurement;Measuringinstruments;Measuringtechniques;Meters;Metrology;Operators;Productspecification;Productspecifications;Products;Profile;Profilemeasurement;Representations;Roundness;Roundnessmeasurement;Roundnesstolerance;Scanning;Scanningsystem;Shape;Shapevariations;Specification;Specification(approval);Surfaces;Tolerances(measurement)
【摘要】:ThispartofISO/TS12181specifiesthecompletespecificationoperatorforroundnessofintegralfeaturesonlyandcoverscompleteroundnessprofilesonly,i.e.geometricalcharacteristicsoffeaturesofthetypecircle.
【中国标准分类号】:J04
【国际标准分类号】:17_040_30
【页数】:10P;A4
【正文语种】:英语