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基于分片线性函数逼近的非线性观测器设计
Nonlinear observer design using piecewise-linear functions based approximations
【摘要】 综合分片线性函数模型辨识/逼近和鲁棒观测器设计方法,研究了一大类非线性鲁棒观测器设计方法.所提出的算法能有效解决非线性系统的辨识/建模问题,并保证在一定的逼近精度下观测误差可以控制在一定的范围内,且观测误差随着逼近精度的提高而减小.
【Abstract】 This paper studies the observer design problem for a large set of nonlinear systems using pievewise-linear functions based approximations and robust observer design techniques.The proposed algorithm can effectively solve the nonlinear systems identification/modeling problems,and also show that the observer error is bounded if certain approximation preciseness is guaranteed.Moreover,the observer error will decrease when the approximation preciseness increases.
【关键词】 非线性系统;
分片线性;
鲁棒观测器设计;
【Key words】 Nonlinear systems; Piecewise-linear; Robust observer design;
【Key words】 Nonlinear systems; Piecewise-linear; Robust observer design;
【基金】 国家自然科学基金项目(60374060,60674025);国家973计划项目(2002CB312200)
- 【文献出处】 控制与决策 ,Control and Decision , 编辑部邮箱 ,2009年02期
- 【分类号】TP13
- 【被引频次】6
- 【下载频次】230