Magnetic Bearing Measurement Configurations and Associated Robustness and Performance Limitations

[+] Author and Article Information
Nancy Morse Thibeault

Department of Mechanical Engineering, University of California at Santa Barbara, Santa Barbara, CA 93106-5070e-mail: nmorsethibeault@raytheon.com

Roy S. Smith

Department of Electrical and Computer Engineering, University of California at Santa Barbara, Santa Barbara, CA 93106-9560e-mail: roy@ece.ucsb.edu

J. Dyn. Sys., Meas., Control 124(4), 589-598 (Dec 16, 2002) (10 pages) doi:10.1115/1.1514671 History: Received April 01, 2001; Revised May 01, 2002; Online December 16, 2002
Copyright © 2002 by ASME
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Grahic Jump Location
Two electromagnet magnetic bearing system
Grahic Jump Location
Feedback configuration with exogenous inputs
Grahic Jump Location
Bound on ‖SCM and ‖TCM for varying ωc and k
Grahic Jump Location
Bound on ‖SCM and ‖TCM for varying bearing parameters R,I0,G0,m, and N2Ag
Grahic Jump Location
Bound on ‖SPM and ‖TPM for varying ωc and k
Grahic Jump Location
Bound on ‖TPCM for varying ωc and k
Grahic Jump Location
Variation of the lower bounds on both ‖SPCM and ‖TPCM with varying bearing parameter values
Grahic Jump Location
Magnitude of the transfer function Wfx(PCM−1PPMWfIc)−1



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