Robust H2 and H∞ Analysis and Design for Linear Discrete-Time Systems with Polytopic Uncertainty

碩士 === 國立中山大學 === 電機工程學系研究所 === 100 === The thesis considers the problems of designing a dynamic output feedback controller to discrete time systems with polytopic uncertainty so that the closed-loop systems are DR stable with their transfer matrices having H2 norm and H∞ norm bounded by a prescribe...

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Bibliographic Details
Main Authors: Shiang-Wei Fang, 方翔威
Other Authors: Li Lee
Format: Others
Language:zh-TW
Published: 2012
Online Access:http://ndltd.ncl.edu.tw/handle/90919787292181374005
Description
Summary:碩士 === 國立中山大學 === 電機工程學系研究所 === 100 === The thesis considers the problems of designing a dynamic output feedback controller to discrete time systems with polytopic uncertainty so that the closed-loop systems are DR stable with their transfer matrices having H2 norm and H∞ norm bounded by a prescribed value ru. The formar part of the thesis provides less conservative LMI conditions for H2 and H∞ analysis and the output feedback control of discrete system than those appeared in the current research. While the latter part of the thesis extend the current research to DR stable with H2 and H∞ design. Finally, numerical examples are illustrated to show improvement of the propered result.