A predictive controller for induction motors using an unknown input observer for online rotor resistance estimation and an update technique for load torque-中国期刊网

摘要 Thispaperdealswiththedesignofanoutputfeedbackpredictivecontrollerforinductionmotors.Thefundamentalinterestoftheproposedcontrolleristhecapabilityofdecouplingthemechanicalspeedandtherotorfluxes,withoutdegradationagainstthevariationofrotorresistanceandloadtorque.Hence,thecontributionistoapplytwoestimationproceduresinordertoachievethisgoal.Namely,anunknowninputobserver（UIO）isusedfortheconstanttimeestimationwhereasaheuristicsolutionisexploitedfortheloadtorqueupdate.Moreover,rotorfluxcomponentsarerecoveredasanunavailablestateofthesystem.Effectivenessoftheproposedobserversandtheperformanceofthecontrollerareconfirmedbysimulationresults.

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A predictive controller for induction motors using an unknown input observer for online rotor resistance estimation and an update technique for load torque

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A predictive controller for induction motors using an unknown input observer for online rotor resistance estimation and an update technique for load torque

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