A stable block model predictive control with variable implementation horizon

被引:3
作者
Sun, J [1 ]
Chen, SH [1 ]
Kolmanovsky, I [1 ]
机构
[1] Univ Michigan, Dept Naval Architecture & Marine Engn, Ann Arbor, MI 48109 USA
来源
ACC: Proceedings of the 2005 American Control Conference, Vols 1-7 | 2005年
关键词
STABILITY; SYSTEMS;
D O I
10.1109/ACC.2005.1470063
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
In this paper, we present a stable receding horizon model predictive control for discrete-time nonlinear systems. The standard MPC scheme is modified to incorporate (1) a block implementation scheme where a string of the optimized input is applied instead of a single value; (2) an additional constraint which guarantees that a Lyapunov function will decrease over time; (3) a variable implementation window that facilitates the constraints enforcement. Stability of the closed-loop system with the proposed algorithm is established. Examples and simulation results are given to illustrate the effectiveness of the control scheme. The impacts of several key design parameters on the overall performance are also analyzed and discussed.
引用
收藏
页码:834 / 839
页数:6
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