CONTINUOUS VARIABLE-STRUCTURE CONTROLLER FOR BLDDSM POSITION CONTROL WITH PRESCRIBED TRACKING PERFORMANCE

被引:18
作者
LEE, JH
KO, JS
CHUNG, SK
LEE, DS
LEE, JJ
YOUN, MJ
机构
[1] Department of Electrical Engineering, Korea Advanced Institute of Science & Technology, Yusong-, Gu, Taejon 305-701, 373-701, Kusong-Dong
关键词
D O I
10.1109/41.315266
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The continuous, accurate, and robust sliding mode tracking controller based on a disturbance observer for a brushless direct drive servo motor (BLDDSM) is presented. Although the conventional sliding mode control (SMC) or variable structure control (VSC) can give the desired tracking performance, there exists an inevitable chattering problem in control which is undesirable for a direct drive system. With the proposed algorithm, not only are the chattering problems removed, but also the prescribed tracking performance can be obtained by using the efficient compensation of the disturbance observer. The design of the sliding mode tracking controller for the prescribed, accurate, and robust tracking performance without the chattering problem is given based on the results of the detailed stability analysis. The usefulness of the proposed algorithm is demonstrated through the computer simulation for a BLDDSM under load variations.
引用
收藏
页码:483 / 491
页数:9
相关论文
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