NONLINEAR PIEZO-ACTUATOR CONTROL BY LEARNING SELF-TUNING REGULATOR

被引:31
|
作者
LI, CJ
BEIGI, HSM
LI, SY
LIANG, JC
机构
[1] INT BUSINESS MACH, TJ WATSON RES CTR, YORKTOWN HTS, NY 10598 USA
[2] CHANGSHA INST TECHNOL, DEPT PRECIS MACH & INSTRUMENTS, CHANGSHA, HUNAN, PEOPLES R CHINA
关键词
D O I
10.1115/1.2899203
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
This paper presents a learning self-tuning (LSTR) regulator which improves the tracking performance of itself while performing repetitive tasks. The controller is a self-tuning regulator based on learning parameter estimation. Experimentally, the controller was used to control the movement of a nonlinear piezoelectric actuator which is a part of the tool positioning system for a diamond turning lathe. Experimental results show that the controller is able to reduce the tracking error through the repetition of the task.
引用
收藏
页码:720 / 723
页数:4
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