Transcription of Sensorless Field Oriented Control of 3-Phase ... - TI.com
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ApplicationReportSPRABQ3 July2013 SensorlessFieldOrientedControlof3-PhaseP ermanentMagnetSynchronousMotorsBilalAkin andManishBhardwajABSTRACTT hisapplicationreportpresentsa solutiontocontrola permanentmagnetsynchronousmotor(PMSM) , ,it is possibletorealizefarmoreprecisedigitalve ctorcontrolalgorithmslikethefieldorienta tedcontrol(FOC).Thisalgorithm simplementationis widerangeofspeedsandtakesintoconsiderati ontorquechangeswithtransientphasesbyproc essinga : A theoreticalbackgroundonfieldorientedmoto rcontrolprinciple Incrementalbuildlevelsbasedonmodularsoft wareblocks (FOC).. ControllersforDigitalMotorControl(DMC).. 107 TILiteratureandDigitalMotorControl(DMC) ( ).. Three-PhaseSynchronousMotorWitha ,andtheRotorFluxProducesa (FluxandTorqueareIndependentlyControlled andtheCurrentThroughtheRotorWindingsDete rminesHowMuchTorqueis Produced).
N S A C B A B C www.ti.com Permanent Magnet Motors 2 Permanent Magnet Motors There are primarily two types of three-phasepermanent magnet synchronous motors: one uses rotor windings fed from the stator and the other uses permanent magnets.
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