FPGA Based Torque and Flux Estimator of Direct Torque Control for Induction Machine Drives

Jidin, Auzani (2009) FPGA Based Torque and Flux Estimator of Direct Torque Control for Induction Machine Drives. TRANSMISI. pp. 123-128. ISSN 1411-0814

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Abstract

This paper presents a new design of the torque and stator flux estimators for Direct Torque control (DTC) for Field Programmable Gate Array (FPGA) implementation, which permit very fast calculations.An alternative variable word-size approach in two’s complement fixed-point format is used for the implementation, in order to minimize calculation errors and the hardware resource usage. The simulation results of DTC model in Matlab, which performed double-precision calculations, are used as references to digital computations executed in FPGA implementation.The Hardware-in-the-loop (HIL) method is used to verify the minimal error between Matlab simulation and the experimental results, and thus the well-functionality of the implemented estimators.

Item Type: Article
Subjects: T Technology > TK Electrical engineering. Electronics Nuclear engineering
Divisions: Faculty of Electrical Engineering > Department of Power Electronics & Drives
Depositing User: Dr Auzani Jidin
Date Deposited: 20 Aug 2013 09:01
Last Modified: 28 May 2015 03:59
URI: http://eprints.utem.edu.my/id/eprint/8753
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