Design of multiple controllers for networked control systems with delays and packet losses

被引:12
|
作者
Yu, Junyan [1 ]
Deng, Zhiliang [1 ]
Yu, Mei [2 ]
Gao, Yanping [3 ]
机构
[1] Univ Elect Sci & Technol China, Sch Math Sci, Chengdu 611731, Sichuan, Peoples R China
[2] North China Elect Power Univ, Dept Automat, Beijing, Peoples R China
[3] Beijing Technol & Business Univ, Coll Comp & Informat Engn, Beijing, Peoples R China
关键词
Networked control systems; switched systems; packet losses; network-induced delays; multiple controllers; DISCRETE-TIME-SYSTEMS; FEEDBACK STABILIZATION; STABILITY ANALYSIS; SWITCHED SYSTEMS;
D O I
10.1177/0142331212468479
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
We address stabilization problems of networked control systems in the presence of bounded packet losses and time-varying network-induced delays. When the delay is less than the transmission interval, we prove that the stability of the closed-loop system is implied by that of a switched system. Based on theories on switched systems, we present stabilizing conditions by using packet-loss-dependent Lyapunov functions, and design multiple controllers depending on the packet loss and the network-induced delay. Furthermore, based on the stabilizing conditions, we discuss the robustness of the stabilization against the packet loss and the network-induced delay. Several numerical examples and simulations are worked out to demonstrate the effectiveness of the proposed design approach.
引用
收藏
页码:720 / 729
页数:10
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