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DIRECT TORQUE CONTROLLED INDUCTION MOTOR DRIVE FOR TORQUE RIPPLE REDUCTION

Journal: International Journal of Engineering Sciences & Research Technology (IJESRT) (Vol.6, No. 3)

Publication Date:

Authors : ;

Page : 125-129

Keywords : Direct torque control; induction motor; space vector modulation;

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Abstract

This paper presents the performance analysis of direct torque control (DTC) and DTC based space vector modulation (SVM) technique controlled induction motor drive. DTC drive utilizes hysteresis comparators and suffers from high torque ripple and variable switching frequency. While the SVM-DTC reduces torque ripple preserving DTC merits. SVM-DTC calculates the required voltage vector to compensate the flux and torque errors generating SVM for each sampling period. The simulation is performed using PSIM and shows the better performance of SVM-DTC over basic DTC.

Last modified: 2017-03-12 04:47:43