Optimal output tracking control for discrete-time systems with delayed state and input

被引:0
作者
Zhang J. [1 ]
Su H. [1 ]
Wang L.-K. [1 ]
Tang G.-Y. [1 ]
机构
[1] College of Information Science and Engineering, Ocean University of China, Qingdao
来源
Kongzhi yu Juece/Control and Decision | 2017年 / 32卷 / 01期
关键词
Discrete-time system; Optimal control; Optimal output tracking; Successive approximation; Time delay system;
D O I
10.13195/j.kzyjc.2016.0060
中图分类号
学科分类号
摘要
This paper proposes a design method of optimal tracking control for discrete-time systems with the delayed state and input. By introducing a new state vector, the original system is transformed into a non-delay discrete-time system with virtual disturbance. According to the optimal control theory, a sequence of discrete Riccati matrix equations and Stein matrix difference equations are constructed, and the solution sequence is proved to converge to the optimal tracking strategy of the transformed discrete-time system. By using the successive approximation design method of optimal control, the approximate solution of the optimal tracking control is obtained, and a design algorithm of the optimal tracking control law is presented. Simulation examples are given to illustrate the effectiveness of the proposed approach. © 2017, Editorial Office of Control and Decision. All right reserved.
引用
收藏
页码:157 / 162
页数:5
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