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离散非线性大系统的非脆弱鲁棒保性能控制
引用本文:吴忠强,李卓.离散非线性大系统的非脆弱鲁棒保性能控制[J].武汉理工大学学报,2010(2).
作者姓名:吴忠强  李卓
作者单位:燕山大学工业计算机控制工程河北省重点实验室;
基金项目:国家留学基金(2004813033)
摘    要:针对一类用T-S模糊模型描述的不确定离散非线性大系统,采用状态反馈的并行分布补偿方法研究其鲁棒非脆弱保性能模糊控制问题,使得在控制器存在可加性摄动的情况下,其闭环性能指标值低于确定的上界。利用线性矩阵不等式处理方法,导出了非脆弱保性能模糊控制律的存在条件。实例仿真结果表明了该设计方法的可行性和有效性。

关 键 词:非脆弱控制  离散  非线性大系统  保性能控制  T-S模糊模型  线性矩阵不等式  

Robust Non-fragile Guaranteed Cost Control for Discrete-time Nonlinear Large-scale System
WU Zhong-qiang,LI Zhuo.Robust Non-fragile Guaranteed Cost Control for Discrete-time Nonlinear Large-scale System[J].Journal of Wuhan University of Technology,2010(2).
Authors:WU Zhong-qiang  LI Zhuo
Affiliation:WU Zhong-qiang,LI Zhuo(Key Lab of Industrial Computer Control Engineering of Hebei Province,Yanshan University,Qinhuangdao 066004,China)
Abstract:A robust non-fragile guaranteed cost fuzzy control problem for a class of uncertain discrete-time nonlinear large-scale systems described by T-S fuzzy model is presented.The objective is to design a non-fragile guaranteed cost state feedback controller via the parallel distributed compensation(PDC)approach such that the closed-loop system is asymptotically stable and the closed-loop performance is no more than a certain upper bound in the presence of the additive controller gain perturbations.A sufficient c...
Keywords:non-fragile control  discrete-time  nonlinear large-scale systems  guaranteed cost control  T-S fuzzy model  linear matrix inequality  
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