Switching between stabilizing controllers

被引:314
|
作者
Hespanha, JP
Morse, AS
机构
[1] Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 93106 USA
[2] Yale Univ, Dept Elect Engn, New Haven, CT 06520 USA
基金
美国国家科学基金会;
关键词
switched systems; impulse system; hybrid systems; realization theory; stability theory;
D O I
10.1016/S0005-1098(02)00139-5
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 deals with the problem of switching between several linear time-invariant (LTI) controllers-all of them capable of stabilizing a specific LTI process-in such a way that the stability of the closed-loop system is guaranteed for any switching sequence. We show that it is possible to find realizations for any given family of controller transfer matrices so that the closed-loop system remains stable, no matter how we switch among the controller. The motivation for this problem is the control of complex systems where conflicting requirements make a single LTI controller unsuitable. (C) 2002 Published by Elsevier Science Ltd.
引用
收藏
页码:1905 / 1917
页数:13
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