【英文标准名称】:Industrial-processcontrolvalves-Part9:Testprocedureforresponsemeasurementsfromstepinputs
【原文标准名称】:工业过程控制阀.第9部分:步进输入反应测量的试验程序
【标准号】:IEC60534-9-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-09
【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/SC65B
【标准类型】:()
【标准水平】:()
【中文主题词】:压实;控制电路;控制技术;控制阀;定义;电气工程;工业过程测量;测量仪器;测量技术;性能试验;压力试验;过程控制;信号;规范(验收);阶梯函数;测试
【英文主题词】:Compactness;Controlcircuits;Controltechnology;Controlvalves;Definitions;Electricalengineering;Industrialprocessmeasurement;Measuringinstruments;Measuringtechniques;Performancetests;Positioncontrollers;Pressuretests;Processcontrol;Signals;Specification(approval);Stepfunction;Testing;Valves
【摘要】:ThispartofIEC60534definesthetestingandreportingofthestepresponseofcontrolvalvesthatareusedinthrottlingclosed—loopcontrolapplications．Acontrolvalveconsistsofthecomplete,ready-to-useassemblyofthecontrolvalvebody,theactuator,andanyrequiredaccessories．Themostprobableaccessoryisavalvepositioner．NOTEForbackground,refertotechnicalreportANSI／ISA-TR7525．02[6]Theobjectofthisstandardistodefinehowtotest,measure,andreportcontrolvalveresponsecharacteristicsinanopen—loopenvironment．Thisinformationcanbeusedforprocesscontrolapplicationstodeterminehowwellandhowfastthecontrolvalverespondstothecontrolvalveinputsignal．ThisstandarddoesnotdefinetheacceptablecontrolvalveperformanceforprocesscontrolnordoesitrestricttheselectionofcontroIvalvesforanyapplication．Ifthisstandardisusedforevaluationoracceptancetesting,thepartiesmayagreetodocumentedvariationsfromtheserequirements．Theinformationusingthedefinedtestmethodsisspecificallyapplicabletoclosed-loopfeedbackcontrolbutmayhavesomeapplicationtoopen—loopcontrolapplications．Itdoesnotaddressvalvesusedinon-offcontroIservice．TestsspecifiedinthisstandardmaynotbesufficienttomeasuretheperformancerequiredforalIapplications．NotalIcontrolvalveapplicationswillrequirethistesting．
【中国标准分类号】:N18
【国际标准分类号】:23_060_40;25_040_40
【页数】:57P.;A4
【正文语种】:英语