Instability Boundary for Rotor-Hydrodynamic Bearing Systems, Part 2: Rotor With External Flexible Damped Support

[+] Author and Article Information
Zenglin Guo, R. Gordon Kirk

Mechanical Engineering Department, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061

J. Vib. Acoust 125(4), 423-426 (Oct 08, 2003) (4 pages) doi:10.1115/1.1547467 History: Received October 01, 2002; Online October 08, 2003
Copyright © 2003 by ASME
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Crandall, S. H., 1996, “Velocity Linearization of the Dynamic Response of Fluid-Film Bearings,” Proc. EUROMECH-2nd European Nonlinear Oscillation Conference, Prague, September 9–13.
Horattas, G. A., Adams, M. L., and Abdel Magied, M. F. et al., 1997, “Experimental Investigation of Dynamic Nonlinearities in Rotating Machinery,” Proc. ASME DETC’97, Sacramento, California, September 14–17.


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Schematic diagram of rotor system with external flexible damped support
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System damping vs. speed of vertical system
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System damping vs. speed of horizontal system
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System stability map (ks/k=0.1)
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System stability map (ks/k=1.0)



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