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时滞系统的状态反馈和基于观测器的输出反馈设计
引用本文:胡中骥, 施颂椒, 翁正新. 时滞系统的状态反馈和基于观测器的输出反馈设计. 自动化学报, 2000, 26(2): 245-249.
作者姓名:胡中骥  施颂椒  翁正新
作者单位:1.上海交通大学自动化系,上海
摘    要:考虑了同时具有状态和输入时滞线性定常系统的H∞镇定问题.基于动态耗散理论和微分对策原理,通过采用带积分项的储存函数,对系统的状态反馈控制器和基于观测器的输出反馈设计问题进行了处理.它们的可解充分条件可以化为与时滞相关的矩阵不等式和Riccati方程的形式.得到的与时滞相关的状态反馈控制律和基于观测器的输出反馈控制律都能使闭环系统内稳且具有H∞干扰衰减.

关 键 词:时滞系统   H∞控制   干拢衰减   微分对策   耗散不等式   线性矩阵不等式
收稿时间:1998-11-16

State Feedback and Observer-Based Output Feedback Design for Delayed Systems
Hu Zhongji, Shi Songjiao, Weng Zhengxin. State Feedback and Observer-Based Output Feedback Design for Delayed Systems. ACTA AUTOMATICA SINICA, 2000, 26(2): 245-249.
Authors:Hu Zhongji  Shi Songjiao  Weng Zhengxin
Affiliation:1. Department of Automation,Shanghai Jiaotong University,Shanghai
Abstract:This paper considers the H∞ stabilization problems for plants withboth state delay and control delay. Based on dissipative dynamical system theory anddifferential game principle, a quadratic storage function with integral items which includethe past memory information during the delay span is employed to design H∞state feedback controller and observer-based H∞ output feedback controller. Thesetwo problems are converted to mathematical problems of solving some matrix inequalitiesand Riccati equations which are dependent on the time delays. Besides, thecontroller laws can make the closed systems intenally stable and guarantee disturbanceattenuation.
Keywords:Time delay system  H∞ control  disturbance attenuation  differential game  dissipation inequality  linear matrix inequality
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