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1、IJCSNSInternationalJournalofComputerScienceandNetworkSecurity,VOL.9No.10,October200993SlidingModeControlofInductionMotorusingSimulationApproach††††R.SaravanaKumarK.VinothKumarDr.K.K.RayVITUniversity,vellore,INDIA,KarunyaUniversity,Coimbatore,INDIA,VITUniversity,vellore,INDIA1.2ProportionalInteg
2、ralDerivativeController(PIDSummaryController)ThemainobjectivesofthispaperisaimedtocontrolthepositionAproportional-integral-derivativecontroller(PIDofafieldorientedInductionServomotordriveforagivencontroller)isshowninfigure1,itisacommonfeedbackreferenceinputsignalinaveryefficientwayandtocomparet
3、hetwocontrolschemesusingMatlab/Simulink.Todesignatotalloopcomponentinindustrialcontrolsystems.Thesliding-modecontrolsystemwhichisinsensitivetouncertainties,controllertakesameasuredvaluefromaprocessorotherincludingparametervariationsandexternaldisturbancesintheapparatusandcomparesitwithareferenc
4、esetpointvalue.wholecontrolprocess.Todesignanadaptivesliding-modeThedifference(or"error"signal)isthenusedtoadjustcontrolsystemwhichadjuststheboundofuncertainitiesinrealsomeinputtotheprocessinordertobringtheprocess'timeandalsoreducesthechatteringphenomenainthecontrolmeasuredvaluetoitsdesiredsetp
5、oint.Unlikesimplereffortusingasimpleadaptivealgorithm?Thesimulationresultcontrollers,thePIDcanadjustprocessoutputsbasedonofthecontrolschemesforagivenInductionMotorisdiscussedthehistoryandrateofchangeoftheerrorsignal,whichbelow.givesmoreaccurateandstablecontrol.IncontrasttomoreKeywords:complexal
6、gorithmssuchasoptimalcontroltheory,PIDcontrollerscanoftenbeadjustedwithoutadvancedFieldorientedinductionservomotor,slidingmodecontrolmathematics.However,pushingrobustnessandsystem,adaptiveslidingmodecontrolsystem.performancetothelimitsrequiresagoodunderstandingof1.Introductionthetheoryandcontro
7、lledprocess.1.1InductionmotorWiththewellknownmeritsofreliability,simpleconstructionandlowweight,InductionMotorshavebeengraduallyutilizedinplaceofDCMotorswhichsufferfromthedrawbacksofspark,corrosionandnecessityofmaintenance.Inducti
