0
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
Your Session has timed out. Please sign back in to continue.

References

Earnshaw,  S., 1842, “On the Nature of the Molecular Forces Which Regulate the Constitution of the Luminiferous Ether,” Trans. Cambridge Philos. Soc., 7, pp. 97–112.
Frazier, R. H., 1974, Mechanical and Electrical Suspensions, The MIT Press, Cambridge, MA.
Humphris,  R. R., Kelm,  R. D., Lewis,  D. W., and Allaire,  P. E., 1986, “Effect of Control Algorithms on Magnetic Journal Bearing Properties,” J. Eng. Gas Turbines Power, 108, pp. 624–632.
Williams,  R. D., Keith,  F. J., and Allaire,  P. E., 1991, “A Comparison of Analog and Digital Controls for Rotor Dynamic Vibration Reduction Through Active Magnetic Bearings,” J. Eng. Gas Turbines Power, 113, pp. 535–543.
Burrows,  C. R., Keogh,   P. S., and Tasaltin,  R., “Closed-loop Vibration Control of Flexible Rotors—An Experimental Study,” Proceedings of the Institute of Mechanical Engineers, Part C., Journal of Mechanical Engineering Science, 207, pp. 1–17, 1993.
Hung, J. Y., “Nonlinear Control of a Magnetic Leviation System,” 1991 International Conference on Industrial Electronics, Control and Instrumentation, Kobe, Japan.
Shafai, B., Beale, S., LaRocca, P., and Cusson, E., 1994, “Magnetic Bearing Control Systems and Adaptive Force Balancing,” IEEE Control Syst., Apr., pp. 4–13.
Czarkowski,  D., and Kazimierczuk,  M. K., 1994, “Application of State Feedback with Integral Control to Pulse-Width Modulated Push-Pull DC-DC Convertor,” IEE Proc.-D: Control Theory Appl., 141, No. 2, Mar., pp. 99–103.
Saif,  M., 1993, “Reduced Order Proportional Integral Observer With Application,” J. Guid. Control Dyn., 16, No. 5, pp. 985–988.
Chung, S. K., Lee, J. H., Ko, J. S., and Youn, M. J., 1995, “Robust Speed Control of Brushless Direct-Drive Motor Using Integral Variable Structure Control,” IEE Proc. Electr. Power Appl., 142 , No. 6.
Ho,  Edward Y. Y., and Sen,  P. C., 1991, “Control Dynamics of Speed Drive Systems Using Sliding Mode Controllers with Integral Compensation,” IEEE Trans. Ind. Appl., 27, No. 5, Sept.–Oct., pp. 883–892.

Figures

Grahic Jump Location
Photograph of experimental apparatus
Grahic Jump Location
(a) Schematic diagram of simulation model, (b) block diagram of model system
Grahic Jump Location
Amplifier/coil bandwidth as a function of magnetic bearing gap
Grahic Jump Location
(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)
Grahic Jump Location
(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)

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In