Constant Frequency Torque Controller for DTC with Multilevel Inverter of Induction Machines

Norjulia, Mohamad Nordin and Naziha, Ahmad Azli and Nik Rumzi, Nik Idris and Nur Huda, Ramlan and Sutikno, Tole (2016) Constant Frequency Torque Controller for DTC with Multilevel Inverter of Induction Machines. International Journal of Power Electronics and Drive System (IJPEDS), 7 (1). pp. 28-44. ISSN 2088-8694 (print); 2088-8694 (online). (Published)

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Abstract

Direct Torque Control using multilevel inverter (DTC-MLI) with hysteresis controller suffers from high torque and flux ripple and variable switching frequency. In this paper, a constant frequency torque controller is proposed to enhance the DTC-MLI performance. The operational concepts of the constant switching frequency torque controller of a DTC-MLI system followed by the simulation results and analysis are presented. The proposed system significantly improves the DTC drive in terms of dynamic performance, smaller torque and flux ripple, and retains a constant switching frequency.

Item Type: Article
Uncontrolled Keywords: Constant switching frequency; Direct torque control; Induction machines; Multilevel inverter; Torque Controller
Subjects: T Technology > TK Electrical engineering. Electronics Nuclear engineering
Faculty/Division: Faculty of Electrical & Electronic Engineering
Depositing User: Mrs. Neng Sury Sulaiman
Date Deposited: 23 Jun 2016 02:56
Last Modified: 27 Jun 2018 08:17
URI: http://umpir.ump.edu.my/id/eprint/13449
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