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Observer‐based synthesis of linear parameter‐varying mixed sensitivity controllers
International Journal of Robust and Nonlinear Control ( IF 3.9 ) Pub Date : 2020-07-07 , DOI: 10.1002/rnc.5038
Julian Theis 1 , Harald Pfifer 2
Affiliation  

This article presents a computationally efficient way of synthesizing linear parameter‐varying (LPV) controllers. It reviews the possibility of a separate observer and state feedback synthesis with guaranteed performance and shows that a standard mixed sensitivity problem can be solved in this way. The resultant output feedback controller consists of an LPV observer, augmented with dynamic filters to incorporate integral control and roll‐off properties, and an LPV state feedback gain. It is thus highly structured, which is beneficial for implementation. Moreover, it does not depend on scheduling parameter rates regardless of whether parameter‐dependent Lyapunov matrices are used during synthesis. A representative control design for active flutter suppression on an aeroelastic unmanned aircraft demonstrates the benefits of the proposed method in comparison with state‐of‐the‐art LPV output feedback synthesis.

中文翻译:

线性参数变化混合灵敏度控制器的基于观测器的综合

本文提出了一种计算有效的方法,用于合成线性参数变化(LPV)控制器。它回顾了具有保证性能的独立观察者和状态反馈综合的可能性,并表明可以通过这种方式解决标准的混合灵敏度问题。最终的输出反馈控制器由LPV观察器组成,并增加了动态滤波器以整合积分控制和滚降特性,以及LPV状态反馈增益。因此,它具有高度的结构性,这对实现有利。此外,无论在合成期间是否使用依赖于参数的Lyapunov矩阵,它都不依赖于调度参数速率。
更新日期:2020-07-07
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