<abstract xmlns="http://www.w3.org/1999/xhtml"><p> An enhancement in dynamic performance of a traditional DTC drive can be achieved by a robust speed control algorithm while the steady state performance depends upon the switching strategy selected for minimization of torque ripples and an efficient flux control loop. In this paper a new torque ripple reduction technique with a modified look up table incorporating a larger number of synthesized non zero active voltage vectors is utilized to overcome the limitations of the conventionally controlled DTC drive. A fuzzy logic based speed controller and a low pass filter with tunable cutoff frequency for flux estimation is proposed in this paper. The proposed study is investigated through simulation and experimentally validated on a test drive.</p></abstract>

An enhancement in dynamic performance of a traditional DTC drive can be achieved by a robust speed control algorithm while the steady state performance depends upon the switching strategy selected for minimization of torque ripples and an efficient flux control loop. In this paper a new torque ripple reduction technique with a modified look up table incorporating a larger number of synthesized non zero active voltage vectors is utilized to overcome the limitations of the conventionally controlled DTC drive. A fuzzy logic based speed controller and a low pass filter with tunable cutoff frequency for flux estimation is proposed in this paper. The proposed study is investigated through simulation and experimentally validated on a test drive.

Enhancement in Steady State and Dynamic Performance of Direct Torque Control Induction Motor Drive

University Institute of Technology, RGPV Bhopal

Journal of Electrical Engineering

An enhancement in dynamic performance of a traditional DTC drive can be achieved by a robust speed control algorithm while the steady state performance depends...

Enhancement in Steady State and Dynamic Performance of Direct Torque Control Induction Motor Drive

Published Online: Oct 15, 2013

Page range: 283 - 290

DOI: https://doi.org/10.2478/jee-2013-0041

Keywords
direct torque control (DTC), induction motor, torque ripple minimisation, modified low pass filter, fuzzy logic

This content is open access.

Enhancement in Steady State and Dynamic Performance of Direct Torque Control Induction Motor Drive

Published Online: Oct 15, 2013

Page range: 283 - 290

DOI: https://doi.org/10.2478/jee-2013-0041

Keywordsdirect torque control (DTC), induction motor, torque ripple minimisation, modified low pass filter, fuzzy logic

This content is open access.

Keywords
direct torque control (DTC), induction motor, torque ripple minimisation, modified low pass filter, fuzzy logic