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Title: Robust and reliable $H_\infty$ output feedback control for linear systems with parameter uncertainty and actuator failure (English)
Author: Seo, Chang-Jun
Author: Kim, Byung Kook
Language: English
Journal: Kybernetika
ISSN: 0023-5954
Volume: 35
Issue: 4
Year: 1999
Pages: [429]-440
Summary lang: English
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Category: math
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Summary: The robust and reliable $H_{\infty }$ output feedback controller design problem is investigated for uncertain linear systems with actuator failures within a prespecified subset of actuators. The uncertainty considered here is time- varying norm-bounded parameter uncertainty in the state matrix. The output of a faulty actuator is assumed to be any arbitrary energy-bounded signal. An observer-based output feedback controller design is presented which stabilizes the plant and guarantees an $H_{\infty }$-norm bound on attenuation of augmented disturbances, for all admissible uncertainties as well as actuator failures. The construction of the observer-based output feedback control law requires the positive-definite solutions of two algebraic Riccati equations. The result can be regarded as an extension of existing results on robust $H_{\infty }$ control and reliable $H_{\infty }$ control of uncertain linear systems. (English)
Keyword: design problem
Keyword: parameter uncertainty
Keyword: linear systems
Keyword: stabilization
Keyword: algebraic Riccati equations
Keyword: $H_\infty$ output feedback control
MSC: 93B36
MSC: 93B52
MSC: 93C05
MSC: 93C41
idZBL: Zbl 1274.93109
idMR: MR1723518
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Date available: 2009-09-24T19:27:01Z
Last updated: 2015-03-27
Stable URL: http://hdl.handle.net/10338.dmlcz/135299
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Reference: [4] Xie L., Souza C. E. de: Robust $H_{\infty }$ control for a class of uncertain linear time-invariant systems.IEE Proc. D 138 (1991), 479–483 10.1049/ip-d.1991.0066
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Reference: [6] Zhou K., Khargonekar P. P.: Robust stabilization of linear systems with norm–bounded time–varying uncertainty.Systems Control Lett. 10 (1988), 17–20 Zbl 0634.93066, MR 0920801, 10.1016/0167-6911(88)90034-5
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