引用本文:王永富, 柴天佑, 迟 瑛, 佟绍成.基于观测器的一类非线性系统的自适应模糊控制[J].控制理论与应用,2005,22(3):395~401.[点击复制]
WANG Yong-fu, CHAI Tian-you, CHI Ying, TONG Shao-cheng.Observer-based adaptive fuzzy control for a class of nonlinear systems[J].Control Theory and Technology,2005,22(3):395~401.[点击复制]
基于观测器的一类非线性系统的自适应模糊控制
Observer-based adaptive fuzzy control for a class of nonlinear systems
摘要点击 1365  全文点击 1432  投稿时间:2003-04-21  修订日期:2004-06-10
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DOI编号  10.7641/j.issn.1000-8152.2005.3.011
  2005,22(3):395-401
中文关键词  模糊基函数  观测器  一致最终有界  自适应模糊控制
英文关键词  fuzzy basis function  observer  uniformly ultimately bounded  adaptive fuzzy control
基金项目  国家高技术研究发展计划项目(2002AA412030); 国家重点基础研究发展计划项目(2002CB312201).
作者单位
王永富, 柴天佑, 迟 瑛, 佟绍成 东北大学 自动化研究中心,辽宁 沈阳 110004
辽宁工学院,辽宁 锦州 121001 
中文摘要
      针对一类有界的不确定非线性系统设计了模糊观测器和自适应控制器.该方法不需要系统状态完全可测的条件,而是通过模糊观测器估计系统的状态变量并且能保证观测误差是一致最终有界的.该自适应控制器取得了良好的控制效果并且保证了跟踪误差的一致最终有界性.仿真结果表明了本文所提出的方法有效性.
英文摘要
      An observer-based robust adaptive controller for a class of nonlinear systems with uncertainties and external bounded disturbances is presented.It is assumed that only the system output variable can be measured,the state variables are estimated via a fuzzy observer that can guarantee the uniformly ultimate bounds of the observer errors.The adaptive controller with a fuzzy observer is designed to control a class of nonlinear systems with uncertainties and external bounded disturbances,and the adaptive controller can guarantee the uniformly ultimate bounds of the tracking errors.Simulation results demonstrate the effectiveness of the proposed method in order to achieve the desired performance.