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TECHNICAL PAPERS

Single Plane Radial, Magnetic Bearings Biased With Poles Containing Permanent Magnets

[+] Author and Article Information
Andrew Kenny, Alan B. Palazzolo

Vibration Control and Electromechanics Laboratory, Department of Mechanical Engineering, Texas A&M University, College Station, TX 77845

J. Mech. Des 125(1), 178-185 (Mar 21, 2003) (8 pages) doi:10.1115/1.1541630 History: Received April 01, 2001; Revised April 01, 2002; Online March 21, 2003
Copyright © 2003 by ASME
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References

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Figures

Grahic Jump Location
(a) Eight pole symmetric bias pole bearing, and (b) eight pole heteropolar bearing
Grahic Jump Location
Bias pole bearing that can support a constant gravity load with permanent magnet flux
Grahic Jump Location
Bias pole bearing with permanent magnet between split control poles
Grahic Jump Location
(a) Bias flux paths in an eight pole bias pole bearing (b) control flux paths in an eight pole bias pole bearing
Grahic Jump Location
Finite element model of bearing with permanent magnets in alternating poles
Grahic Jump Location
(a) Bias flux from permanent magnets in poles (b) control flux to pull rotor in X direction (c) control flux to pull rotor in X direction
Grahic Jump Location
Bias pole bearing with combined bias flux and control flux to pull rotor in the X direction

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