Observer-Based Feedback Control of Networked Control Systems With Delays and Packet Dropouts

被引:16
作者
Zhu, Qixin [1 ,2 ]
Lu, Kaihong [2 ]
Zhu, Yonghong [3 ]
机构
[1] Suzhou Univ Sci & Technol, Sch Mech Engn, Suzhou 215009, Peoples R China
[2] East China Jiaotong Univ, Sch Elect & Elect Engn, Nanchang 330013, Peoples R China
[3] Jingdezhen Ceram Inst, Sch Mech & Elect Engn, Jingdezhen 333001, Peoples R China
来源
JOURNAL OF DYNAMIC SYSTEMS MEASUREMENT AND CONTROL-TRANSACTIONS OF THE ASME | 2016年 / 138卷 / 02期
关键词
networked control systems; observer-based controller; time-varying delay; packet dropouts; Lyapunov stability theorem; matrix inequality; H-INFINITY CONTROL; NONLINEAR-SYSTEMS; LINEAR-SYSTEMS; STABILITY;
D O I
10.1115/1.4032135
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The observer-based feedback controller of a new linear networked control system (NCS) with both delays and packet dropouts is designed when the state information is not fully available. With the effects of transmission delays, NCSs are modeled as a discrete-time system with time-varying parameter. The occurrence of packet dropouts is modeled as a Bernoulli event in the NCSs. Under certain conditions, the observer-based controller is proved to render the corresponding NCSs exponentially mean-square stable based on Lyapunov stability theorem and matrix inequality theory. Finally, numerical simulations are included to demonstrate the theoretical results.
引用
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页数:8
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