A predictive controller with artificial Lyapunov function for linear systems with input/state constraints

被引:27
作者
Bemporad, A [1 ]
机构
[1] ETH Zentrum, Automat Control Lab, CH-8092 Zurich, Switzerland
关键词
predictive control; constraints; Lyapunov function; set-point control; optimization problems; interior-point methods; quadratically constrained quadratic programming;
D O I
10.1016/S0005-1098(98)00066-1
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
This paper copes with the problem of satisfying input and/or state hard constraints in set-point tracking problems. Stability is guaranteed by synthesizing a Lyapunov quadratic function for the system, and by imposing that the terminal state lies within a level set of the function. Procedures to maximize the volume of such an ellipsoidal set are provided, and interior-point methods to solve on-line optimization are considered. (C) 1998 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:1255 / 1260
页数:6
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