Computation of QFT Bounds for Robust Sensitivity and Gain-Phase Margin Specifications

[+] Author and Article Information
P. S. V. Nataraj, Gautam Sardar

Systems and Control Group, Department of Electrical Engineering, Indian Institute of Technology, Bombay 400 076, India

J. Dyn. Sys., Meas., Control 122(3), 528-534 (Feb 03, 1999) (7 pages) doi:10.1115/1.1286867 History: Received February 03, 1999
Copyright © 2000 by ASME
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Grahic Jump Location
Gbnd for plant family in Example 1. The dots are template points generated using simple gridding. ω=1.
Grahic Jump Location
Robust sensitivity bounds on L0(jω) generated using Algorithm SRI . A controller phase interval of 5 deg is used. The dotted lines are bounds obtained using the QFT Toolbox.
Grahic Jump Location
Robust gain-phase margin bounds on L0(jω) generated using Algorithm RSBI . A controller phase interval of 5 deg is used. The dotted lines are bounds obtained using the QFT Toolbox.



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