Rotor power losses in planar radial magnetic bearings-effects of number of stator poles, air gap thickness, and magnetic flux density

Journal of Engineering for Gas Turbines and Power

Volumn 121, Issue 4, 1999, Pages 691-696

  Allaire, P E ^a   Kasarda, M E F ^b   Fujita, L K ^c  

^a UNIVERSITY OF VIRGINIA   (United States)

^b Virginia Polytechnic Institute and State University   (United States)

^c University of Virginia   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 2642511734     PISSN: 07424795     EISSN: 15288919     Source Type: Journal    
DOI: 10.1115/1.2818528     Document Type: Article

References (10)

1. Allaire, P. E., Kasarda, M. E. F., Maslen, E. H., and Gillies, G. T., 1996, “Rotor Power Loss Measurements for Heteropolar and Homopolar Magnetic Bearings,” Proceedings, 5th Inter. Conf. on Magnetic Bearings, Kanazawa, Japan, pp. 271-276.
2. Allaire, P. E., Kasarda, M. E. F., Maslen, E. H., Gillies, G. T., and Fujita, L. K., 1997, “Flux Density and Air Gap Effects on Rotor Power Loss Measurements in Planar Radial Magnetic Bearings,” ASME Paper 97-GT-17.
3. Kasarda, M. E. F., Allaire, P. E., Maslen, E. H., and Gillies, G. T., 1994, “Design of a High Speed Rotating Loss Test Rig For Radial Magnetic Bearings,” Proceedings, Fourth International Symposium on Magnetic Bearings, ETH Zurich.
4. Kasarda, M. E., and Allaire, P. E., 1999, “Experimentally Measured and Improved Calculated Losses in Planar Radial Magnetic Bearings,” STLE Transactions.
5. Kasarda, M. E. F., Allaire, P. E., Maslen, E. H., Brown, G. R., and Gillies, G. T., 1996a, “High Speed Rotor Losses in a Radial 8-Pole Magnetic Bearing, Part 1: Experimental Measurement,” ASME Paper 96-GT-470.
6. Kasarda, M. E. F., Allaire, P. E., Maslen, E. H., Brown, G. R., and Gillies, G. T., 1996b, “High Speed Rotor Losses in a Radial 8-Pole Magnetic Bearing, Part 2: Analytical/Empirical Models and Calculation,” ASME Paper 96-GT-471.
7. Kasarda, M. E. F., 1997, “The Measurement and Characterization of Power Losses in High Speed Magnetic Bearings,” Ph.D. thesis, University of Virginia, Charlottesville, VA.
8. Matsumura, F., Fujita, M., and Ozaki, Y., 1988, “Characteristics of Friction on Magnetic Bearings,” Trans. IEE of Japan, 108-D, No. 5, pp. 462-468.
9. Matsumura, F., and Hatake, K., 1992, “Relation between Magnetic Pole Arrangement and Magnetic Loss in Magnetic Bearing,” Proceedings, Third Inter. Conf. on Magnetic Bearings, Alexandria, Virginia, USA, pp. 274-283.
10. Rockwell, R. D., Allaire, P. E., and Kasarda, M. E. F., 1997, “Radial Planar Magnetic Bearing Analysis with Finite Elements Including Rotor Motion and Power Losses,” ASME Paper 97-GT-503.