外文翻译--永磁同步电机高性能速度控制的最优模糊PI控制器.docx

14中文3150字AnOptimalFuzzy-PIControllerfortheHigh-PerformanceSpeedControlofaPMSMAbstract—Thepurposeofthispaperistopresentanadaptivemethodforimprovingthecontrolperformanceofpermanentmagneticsynchronousmotor(PMSM)inoperatingcondition.Theapproachallowstoreducespeedtrackingerrorandtocopewithexternaldisturbance.Themethodologyofspeedcontrolispresentedindetailandtwocontrollersaretested,traditionalproportionalintegrative(PI)controllerandfuzzyproportionalintegrative(fuzzy-PI)controller.Bothcontrollersshowedgoodresultsfromexperimentspresentingsimilarbehaviors.However,thefuzzy-PIstoodoutpositivelyinsomestages.Themainmotivationofthispaperistheextensionoffuzzylogicalgorithmtoimproveservocontrolperformanceinindustrialapplications.Keywords-Fuzzy-PI;SpeedControl;Disturbance;PMSMIntroductionHigh-performanceservosystemforpermanentmagneticsynchronousmotor(PMSM)isessentialinmanyapplicationsinthefieldofmechatronicssuchasprecisionengineering,computernumericallycontrolledmachinetoolsandotherapplicationsinavarietyofautomatedindustrialplants.Duetotheuncertainties,whicharecomposedofunpredictableplantparametervariations,loaddisturbances,andnonlineardynamicsoftheplant,thecontrolperformanceofPMSMservosystemisinfluencedseriously.Inthissituation,theservodrivemayneedtorespondrelativelyswiftlytocommandchangesandtoofferenoughrobustnessagainsttheuncertainties.Inordertomeetthedevelopmentrequirementsofhighspeedandhighprecisionforlinearmotor,itisthusdesiredtohaveanintelligentcontrollerthatcanownhigheranti-disturbanceperformanceaccordingtothedisturbancesanduncertaintiesinoperatingcondition.Uptonow,alargenumberofcontroltechniques(fuzzy,PI,PID,etc.)withvaryingcomplexityhavebeenproposed.Fuzzycontrolwasfirstintroducedandimplementedintheearly1970inanattempttodesigncontrollersforsystemsthatarestructurallydifficulttomodelduetonaturallyexistingnonlinearitiesandothermodelingcomplexities.Santetal.presentthevectorcontrolofPMSMwithhybridfuzzyPIspeedcontrollerwithswitchingfunctionscalculatedbasedontheweights.Yen-ShinLai