2004Unpublished venueRequires access

The vector control based on MRAS speed sensorless induction motor drive

Shoudao Huang, Yaonan Wang, Jian Gao, LU Jian-tao, Sihai Qiu

Open publisher page 21 citations

Abstract

This paper discusses the realization of a rotor flux and speed observer based on a PI model reference adaptive system (MRAS), which has good steady precision and robustness, and a speed sensorless field-oriented control (FOC) system for an induction motor is presented. The motor speed is estimated based on the difference between two flux estimators. Then, the digital implementation of the system based on DSP is introduced. The experimental results show the good performance of the system in torque and speed control.

About this research paper

What this paper is about

This paper discusses the realization of a rotor flux and speed observer based on a PI model reference adaptive system (MRAS), which has good steady precision and robustness, and a speed sensorless field-oriented control (FOC) system for an induction motor is presented. The motor speed is estimated based on the difference between two flux estimators. Then, the digital implementation of the system based on DSP is introduced. The experimental results show the good performance of the system in torque and speed control.

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OpenAlex reports 21 citations for this work. Citation counts describe recorded attention and do not establish research quality.

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Available abstract

This paper discusses the realization of a rotor flux and speed observer based on a PI model reference adaptive system (MRAS), which has good steady precision and robustness, and a speed sensorless field-oriented control (FOC) system for an induction motor is presented. The motor speed is estimated based on the difference between two flux estimators. Then, the digital implementation of the system based on DSP is introduced. The experimental results show the good performance of the system in torque and speed control.

Key concepts: MRAS, Control theory (sociology), Vector control, Induction motor, Robustness (evolution), Direct torque control, Estimator, Electronic speed control

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