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1、EnergyConversionandManagement51(2010)2878–2892ContentslistsavailableatScienceDirectEnergyConversionandManagementjournalhomepage:www.elsevier.com/locate/enconmanSensorless-adaptiveDTCofdoublestarinductionmotora,c,*b,dAdelKhedher,MohamedFaouziMimouniaInstitutSupérieurdesSciencesAppliqué
2、esetdeTechnologie,CitéIbn.Khaldoun,4003Sousse,TunisiebEcoleNationaled’IngénieursdeMonastir,CitéIbnAljazzar,5000Monastir,TunisiecUnitédeRecherchesurlesEnergiesRenouvelablesetlesVéhiculesElectriques(RELEV),TunisiedUnitédeRecherchesurlesRéseauxetMachinesElectriques(RME),Tunisiearticleinf
3、oabstractArticlehistory:ThispaperpresentsastudyofextensionoftheDirectTorqueControlapproach(DTC)developedbyReceived2February2009Takahashiforadoublestarinductionmotor(DSIM)andanewDTC-Spacevectormodulation(DTC-Receivedinrevisedform8October2009SVM)strategyaroundtwodead-beatcontrollers.The
4、suggestedcontrolisperformedbyusingaslidingAccepted7June2010modestatorfluxobserver(SMSFO).Thislastallowtoestimatingthemechanicalspeedandtheelectro-Availableonline26June2010magnetictorque.Toadaptinrealtimetherotorresistancevariationsaccordingtotemperatureeffect,thesensorlessmethodisperfo
5、rmedbyusinganadaptivealgorithmwhichisbasedontheLyapunovstabilityKeywords:theory.Moreover,thispapertreatsthestudyofthesystemstabilityunderthenewsuggestedcontrol.TheDoublestarinductionmotorsimulationresultsforvariousscenariosoperationshowthehighperformancesoftheproposedcontrolinDTCSVMte
6、rmsofpilotingeffectiveness,precision,rapidityandstabilityforthehighpowersDSIMoperatingatDead-beatcontrollervariablespeeds.SlidingmodeobserverÓ2010ElsevierLtd.Allrightsreserved.SensorlesscontrolStabilityanalysis1.Introductionbletoensurethecontrolofthestatorfluxandelectromagnetictor-que,
7、andsecondly,itputsbackonthegoodchoiceoftheinverterOnthebasisofitsrobustness,thesimplicityofitsstructure,itsvectorscontroldeducedusingtheTakahashitable.Thus,DTCstrat-lowcostandwhichdoesnotneedaregularmaintenance,theinduc-egyappearsasbeingasimpleandeffectivetechniquededicatedtotionmotor
8、offer
