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变时滞随机大系统的输出反馈分散控制
引用本文:武赛,邓飞其,张成科,孙有发.变时滞随机大系统的输出反馈分散控制[J].电子科技大学学报(社会科学版),2009(4).
作者姓名:武赛  邓飞其  张成科  孙有发
作者单位:广东工业大学管理学院;华南理工大学自动化科学与工程学院;
基金项目:国家自然科学基金(70771029,70801019)
摘    要:研究了一类具有严反馈形式的变时滞随机非线性大系统,其互联项满足线性增长约束,选择了适合这类组合非线性系统的分散状态观测器,应用Backstepping方法,通过选取适当的四次型控制Lyapunov-Krasovskii泛函,并参照Lyapunov-Krasovskii泛函定理,设计了输出反馈分散控制器,使得其闭环系统的平衡点在概率意义下时滞无关渐近稳定。通过仿真实验,其结果表明了该控制算法的有效性。

关 键 词:Backstepping方法  分散控制  输出反馈  随机大系统  变时滞  

Decentralized Output Feedback Control for Stochastic Large-Scale Systems with Time-Varying Delays
WU Sai,DENG Fei-qi,ZHANG Cheng-ke, SUN You-fa.Decentralized Output Feedback Control for Stochastic Large-Scale Systems with Time-Varying Delays[J].Journal of University of Electronic Science and Technology of China(Social Sciences Edition),2009(4).
Authors:WU Sai  DENG Fei-qi  ZHANG Cheng-ke    SUN You-fa
Institution:1. School of Management;Guangdong University of Technology Guangzhou 510520;2. School of Automation Science and Engineering;South China University of Technology Guangzhou 510640
Abstract:The stochastic nonlinear large-scale systems with time-varying delays in the strict-feedback form is researched. The interconnections satisfy linear increase restriction. By using backstepping algorithms, decentralized output feedback controllers are designed through choosing appropriate state observers and employing guartic control Lyapunov-Krasovskii function. The numerical simulation shows that the closed-loop system is asymptotically stable and the effectiveness of our design is verified.
Keywords:Backstepping algorithm  decentralized control  output feedback  stochastic large-scale systems  time-varying delays  
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