【英文标准名称】:Performanceofhigh-voltagedirectcurrent(HVDC)systems-Part3:Dynamicconditions
【原文标准名称】:高压直流(HVDC)系统性能第3部分:动态条件
【标准号】:IEC/TS60919-3-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-03
【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】:高压电器;电信;电气工程;电网;规范(验收);使用条件;供能系统(建筑物);电力电子学;电力系统干扰;电力传输;发电厂;传输系统
【英文主题词】:Electricpowernetworks;Electricpowersystemdisturbances;Electricpowertransmission;Electricalengineering;Energysupplysystems(buildings);High-voltageequipment;Operatingconditions;Powerelectronics;Powergeneratingplant;Specification(approval);Telecommunications;Transmissionsystems
【摘要】:Thistechnicalspecificationprovidesgeneralguidanceonthedynamicperformanceofhigh-voltagedirectcurrent(HVDC)systems.Dynamicperformance,asusedinthisspecification,ismeanttoincludethoseeventsandphenomenawhosecharacteristicfrequenciesortimedomaincovertherangebetweentransientconditionsandsteadystate.Itisconcernedwiththedynamicperformanceduetointeractionsbetweentwo-terminalHVDCsystemsandrelateda.c.systemsortheirelementssuchaspowerplants,a.c.linesandbuses,reactivepowersources,etc.atsteady-stateortransientconditions.Thetwo-terminalHVDCsystemsareassumedtoutilize12-pulseconverterunitscomprisedofthree-phasebridge(doubleway)connections.Theconvertersareassumedtousethyristorvalvesasbridgearms,withgaplessmetaloxidearrestersforinsulationcoordinationandtohavepowerflowcapabilityinbothdirections.Diodevalvesarenotconsideredinthisspecification.Whilemulti-terminalHVDCtransmissionsystemsarenotexpresslyconsidered,muchoftheinformationinthisspecificationisequallyapplicabletosuchsystems.Thisspecification(part3)whichcoversdynamicperformance,isaccompaniedbypublicationsforsteady-state(part1)andtransient(part2)performance.Allthreeaspectsshouldbeconsideredwhenpreparingtwo-terminalHVDCsystemspecifications.Adifferenceexistsbetweensystemperformancespecificationsandequipmentdesignspecificationsforindividualcomponentsofasystem.Whileequipmentspecificationsandtestingrequirementsarenotdefinedherein,attentionisdrawntothosewhichwouldaffectperformancespecificationsforasystem.TherearemanypossiblevariationsbetweendifferentHVDCsystems,thereforethesearenotconsideredindetail.Thisreportshouldnotbeuseddirectlyasaspecificationforaspecificproject,butrathertoprovidethebasisforanappropriatespecificationtailoredtofitactualsystemrequirementsforaparticularelectricpowertransmissionscheme.Thisspecificationdoesnotintendtodiscriminatebetweentheresponsibilityofusersandmanufacturersfortheworkspecified.
【中国标准分类号】:F21
【国际标准分类号】:29_240_30
【页数】:21P.;A4@
【正文语种】:英语


【英文标准名称】:Compressors,pneumatictoolsandmachines;Vocabulary;PartII:CompressorsBilingualedition
【原文标准名称】:压缩机、风动工具和风动机械词汇第2部分:压缩机两种语言版
【标准号】:ISO3857-2-1977
【标准状态】:现行
【国别】:国际
【发布日期】:1977-06
【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/TC118
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;气动设备;压缩机;气动工具;词汇
【英文主题词】:Compressors;Definitions;Pneumaticequipment;Pneumatictools;Vocabulary
【摘要】:EstablishestermsanddefinitionsinEnglishandFrenchrelatingtocompressors,comprises:general,temperatures,flowrates,pressures,powers,specificenergyrequirement,efficienciesandrelatedinformation.
【中国标准分类号】:J72
【国际标准分类号】:23_140;25_140_10
【页数】:4P.;A4
【正文语种】:英语