引用本文:郑 敏,费树岷.一类状态及输入均有区间变时滞的线性系统之镇定[J].控制理论与应用,2008,25(5):956~958.[点击复制]
ZHENG Min,FEI Shu-min.Stabilization of linear systems with interval time-varying delay in both state and input[J].Control Theory and Technology,2008,25(5):956~958.[点击复制]
一类状态及输入均有区间变时滞的线性系统之镇定
Stabilization of linear systems with interval time-varying delay in both state and input
摘要点击 1336  全文点击 102  投稿时间:2007-02-27  修订日期:2007-08-30
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DOI编号  10.7641/j.issn.1000-8152.2008.5.033
  2008,25(5):956-958
中文关键词  输入时滞  状态时滞  镇定  Lyapunov-Krasovskii 泛函  线性矩阵不等式
英文关键词  input delays  state delays  stabilization  Lyapunov-Krasovskii functional  linear matrix inequality(LMI)
基金项目  国家自然科学基金资助项目(60574006).
作者单位E-mail
郑 敏 上海大学 机电工程与自动化学院, 上海 200072
东南大学 自动化学院, 江苏 南京 210096 
zhengmin203@163.com 
费树岷 上海大学 机电工程与自动化学院, 上海 200072
东南大学 自动化学院, 江苏 南京 210096 
smfei@seu.edu.cn 
中文摘要
      对一类同时具有状态和输入变时滞的线性系统\dot x(t) = Ax(t) + A1x(t-τ1(t)) + B1u(t) + B2u(t-τ2(t)),利用一种时滞划分形式的Lyapunov-Krasovskii泛函讨论其镇定问题. 得到通过状态反馈控制使闭环系统稳定的时滞相关的镇定准则. 对(A,B1)和(A + A1,B1)都不可控的数值实例, 利用本文给出的准则都能得到有效的控制.
英文摘要
      A new Lyapunov-Krasovskii functional based on fractioning the average delay is presented to synthesize the stabilization of linear systems with interval time-varying delay in both state and input. A new functional is used to obtain the delay-dependent criterion for ensuring the stability for the closed-loop system with a state feedback controller. Numerical example is given to demonstrate the effectiveness of the proposed method, even though the pairs (A,B1)and/or(A + A1,B11)are not controllable.