FAST SWITCHING ANALYSIS OF LINEAR SWITCHED SYSTEMS USING EXPONENTIAL SPLITTING

被引:27
作者
Porfiri, M. [1 ]
Roberson, D. G. [2 ]
Stilwell, D. J. [2 ]
机构
[1] Polytech Univ, Dept Mech & Aerosp Engn, Brooklyn, NY 11201 USA
[2] Virginia Polytech Inst & State Univ, Bradley Dept Elect & Comp Engn, Blacksburg, VA 24061 USA
基金
美国国家科学基金会;
关键词
averaging method; exponential splitting; fast switching; stability; switched systems; linear systems;
D O I
10.1137/060665750
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Stability of periodic switched linear systems with fast switching patterns is studied by combining the method of averaging with exponential splitting. This approach yields less conservative bounds on stabilizing fast switching rates than can be obtained with prior approaches. Such bounds can be useful for analysis and design of switching control laws. The method is also generalized to arbitrary ( including nonperiodic nonswitched) time-varying systems. In particular, the effects of time-varying state perturbations on the stability of linear periodic switched systems are analyzed.
引用
收藏
页码:2582 / 2597
页数:16
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