A speed-sensorless vector control of induction motor operating at high efficiency taking core loss into account

被引:31
作者
Matsuse, K [1 ]
Taniguchi, S [1 ]
Yoshizumi, T [1 ]
Namiki, K [1 ]
机构
[1] Meiji Univ, Dept Elect Engn, Kawasaki, Kanagawa 2148571, Japan
关键词
core loss; deadbeat control; direct-field-oriented control; high efficiency; induction motor; speed-sensorless control;
D O I
10.1109/28.913721
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper proposes a speed-sensorless vector control method for an induction motor operating at high efficiency and high response, in which core loss is taken into account, and discusses the system's performance. The proposed vector control system consists of a speed-adaptive rotor-flux observer which takes core loss into account and employs a direct-field-oriented control scheme which compensates for the influence of core loss, On the basis of simulation and experimental results, we show that the proposed system can estimate motor speed even when the rotor flux is changed.
引用
收藏
页码:548 / 558
页数:11
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