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基于AMESim变转速泵控马达系统调速特性分析.docx

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基于AMESim变转速泵控马达系统调速特性分析 Abstract Thepumpcontrolmotorsystemisanimportantcomponentinvariousindustries,suchashydraulicsystems,aircompressors,andelectricgenerators.Inthispaper,thetuningcharacteristicsofapumpcontrolmotorsystemusingAMESimsimulationsoftwareareanalyzed.Specifically,weinvestigatethesystem’sspeedcontrolcharacteristicsunderdifferentoperatingconditions,suchasvaryingloadandsupplyvoltage.Theresultsshowthatthesystemishighlyresponsivetochangesinthecontrolsignal,anditsperformancecanbeimprovedbyadjustingtheproportionalgainofthespeedcontroller.Furthermore,wedemonstratethatthetransientresponseofthesystemcanbeimprovedbyusingawell-designedfeedforwardcontroller.Finally,weprovidesomesuggestionsforoptimizingthesystem’sperformance. Keywords:pumpcontrolmotor,AMESim,speedcontrol,tuning,transientresponse Introduction Pumpcontrolmotorsarewidelyusedinmanyindustrialapplications,suchascranesystems,hydraulicelevators,aircompressors,andelectricgenerators.Thepurposeofthepumpcontrolmotorsystemistomaintainastablespeedofthepump,whichisessentialforsmoothoperationofthewholesystem.Thespeedcontrolofthemotoristypicallyachievedusingaclosed-loopcontrolsystembasedonaspeedcontrollerandafeedbacksensor.Theperformanceofsuchasystemdependsonvariousfactors,suchastheselectionofthecontrollergain,thetypeoffeedbacksensor,theoperatingconditions,andtheefficiencyofthemotor. Inthispaper,weexaminethespeedcontrolcharacteristicsofapumpcontrolmotorsystemusingAMESimsimulationsoftware.AMESimisapowerfulsimulationtoolthatcanmodelvariousmechanical,electrical,andhydraulicsystems.Ourgoalistoanalyzethetuningcharacteristicsofthesystemandinvestigatehowdifferentdesignparametersaffectitsperformance.Specifically,westudythesystem’sresponsetochangesinthecontrolsignal,theeffectofvaryingloadonthesystem’sperformance,andthetransientresponseofthesystem. SystemModeling Thepumpcontrolmotorsystemconsistsofathree-phaseinductionmotor,apumpcoupledtothemotor,aspeedsensor,aspeedcontroller,andapowersupply.Themotorisfedbyavariablefrequencydriv