1. Robust observer-based control for discrete-time semi-Markov jump systems with actuator saturation.
- Author
-
Zhang, Yueyuan, Yin, Yanyan, and Liu, Fei
- Subjects
MARKOVIAN jump linear systems ,ROBUST control ,ACTUATORS ,NONLINEAR systems ,LYAPUNOV functions ,NONLINEAR control theory - Abstract
This paper investigates the control synthesis for discrete-time semi-Markov jump systems with nonlinear input. Observer-based controllers are designed in this paper to achieve a better performance and robustness. The nonlinear input caused by actuator saturation is considered as a group of linear controllers in the convex hull. Moreover, the elapse time and mode dependent Lyapunov functions are investigated and sufficient conditions are derived to guarantee the H
∞ performance index. The largest domain of attraction is estimated as the existing saturation in the system. Finally, a numerical example is utilized to verify the effectiveness and feasibility of the developed strategy. [ABSTRACT FROM AUTHOR]- Published
- 2021
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