Control of Uncertain LTI Systems Based on an Uncertainty and Disturbance Estimator

[+] Author and Article Information
Qing-Chang Zhong, David Rees

School of Electronics, University of Glamorgan, Pontypridd, CF37 1DL, United Kingdom

J. Dyn. Sys., Meas., Control 126(4), 905-910 (Mar 11, 2005) (6 pages) doi:10.1115/1.1850529 History: Received November 27, 2002; Revised March 29, 2004; Online March 11, 2005
Copyright © 2004 by ASME
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Grahic Jump Location
The equivalent structure of UDE-based LTI-SISO control systems
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Example 1: Nominal response
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Example 1: Response when f=2
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Example 1: Responses when f=2 for different T
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Example 2: System responses in the nominal case
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Example 2: Control signals in the nominal case
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Example 2: Robust performance (L=5 ms or T=5 ms)
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Example 2: Robust performance (L=1 ms or T=1 ms)
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Tracking errors for Figs. 8(a) and 8(b)




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