Theoretical Studies of a Continuously Adjustable Hydrodynamic Fluid Film Bearing

[+] Author and Article Information
J. K. Martin

The Open University, Milton Keynes, Bucks, MK7 6AA, UK

D. W. Parkins

Lubrication Research Group, The Open University, Milton Keynes, Bucks, MK7 6AA, UK

J. Tribol 124(1), 203-211 (Feb 28, 2001) (9 pages) doi:10.1115/1.1396343 History: Received June 16, 2000; Revised February 28, 2001
Copyright © 2002 by ASME
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Martin, J. K., and Parkins, D. W., 1995, “Fluid Film Bearings,” International (PCT) Patent Application, WO-95/29346, BTG International Ltd, London. 1995.
McCallion,  H., Yousif,  F., and Lloyd,  T., 1970, “The Analysis of Thermal Effects in a Full Journal Bearing,” ASME J. Lubr. Technol., 92, pp. 578–587.
Pinkus,  O., and Bupara,  S. S., 1979, “Adiabatic Solutions for Finite Journal Bearings,” ASME J. Lubr. Technol., 101, pp. 492–496.
Cameron, A., Principles of Lubrication, 1966, Longmans Green and Co. Ltd., London, pp. 30–70.
Cameron, A., 1983, Basic Lubrication Theory, Ellis Horwood Ltd., Chichester, UK., pp. 29–33.
Martin,  J. K., 1999, “A Mathematical Model and Numerical Solution Technique for a Novel Adjustable Hydrodynamic Bearing,” Int. J. Numer. Methods Fluids, 30, pp. 845–864.
Morrison, D., 1962, “Influence of Plain Journal Bearings on the Whirling Action of an Elastic Rotor,” Proceedings of the Institution of Mechanical Engineers, Professional Engineering Publishing Ltd., London, 176 , No. 22, pp. 542–553.
BTG International Ltd., 1999, Continuously Adjustable Fluid Film Bearing, Leaflet, Ref. 136333, BTG International Inc., Gulph Mills, PA.


Grahic Jump Location
Adjustable hydrodynamic bearing concept
Grahic Jump Location
Prototype adjustment test
Grahic Jump Location
Zero eccentricity, varying loads
Grahic Jump Location
Load directions, zero rotor eccentricity



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