TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

A Study of Integrally Augmented State Feedback Control for an Active Magnetic Bearing Supported Rotor System

[+] Author and Article Information
G. T. Flowers, G. Szász

Department of Mechanical Engineering, Auburn University, Auburn, AL 36849

V. S. Trent, M. E. Greene

Department of Electrical Engineering, Auburn University, Auburn, AL 36849

J. Eng. Gas Turbines Power 123(2), 377-382 (Mar 01, 1997) (6 pages) doi:10.1115/1.1360686 History: Received December 01, 1996; Revised March 01, 1997
Copyright © 2001 by ASME
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Photograph of experimental apparatus
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(a) Schematic diagram of simulation model, (b) block diagram of model system
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Amplifier/coil bandwidth as a function of magnetic bearing gap
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(a) Experimental rotor response for the nonspinning system without integral augmentation (σI=0), (b) experimental rotor response for the nonspinning system with integral augmentation (σP=100)
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(a) Experimental rotor response for the spinning system without integral augmentation (σI=0,σP=100), (b) experimental rotor response for the spinning system with integral augmentation (σI=−10,σP=100)



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