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TECHNICAL PAPERS

Classical Bearing Misalignment and Edge Loading: A Numerical Study of Limiting Cases

[+] Author and Article Information
S. Boedo

Department of Mechanical Engineering, Rochester Institute of Technology, Rochester, NY 14623

J. F. Booker

School of Mechanical and Aerospace Engineering, Cornell University, Ithaca, NY 14853

J. Tribol 126(3), 535-541 (Jun 28, 2004) (7 pages) doi:10.1115/1.1739241 History: Received February 04, 2003; Revised August 06, 2003; Online June 28, 2004
Copyright © 2004 by ASME
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References

McKee,  S. A., and McKee,  T. R., 1932, “Pressure Distribution in Oil Films of Journal Bearings,” ASME 54, pp. 149–165.
DuBois,  G. B., Ocvirk,  F. W., and Wehe,  R. L., 1957, “Properties of Misaligned Journal Bearings,” ASME J. Basic Eng., 79, pp. 1205–1212.
Asanabe, S., Akahoshi, M., and Asai, R., 1972, “Theoretical and Experimental Investigation of Misaligned Journal Bearing Performance,” Proc. Institution of Mechanical Engineers, Paper C36/71.
Bouyer,  J., and Fillon,  M., 2002, “An Experimental Analysis of Misalignment Effects on Hydrodynamic Plain Journal Bearings,” ASME J. Tribol., 124, pp. 313–319.
Pinkus,  O., and Bupara,  S. S., 1979, “Analysis of Misaligned Grooved Journal Bearings,” ASME J. Lubr. Technol., 101, pp. 503–509 (Discussion and Errata, 102 , pp. 257–260).
Vijayaragharan,  D., and Keith,  T. G., 1990, “Analysis of a Finite Grooved Misaligned Journal Bearing Considering Cavitation and Starvation Effects,” ASME J. Tribol., 112, pp. 60–67.
Gómez-Mancilla, J., and Nosov, V., 2002, “Perturbed Pressure Field Solution for Misaligned Short Journal Bearings,” 9th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, Paper DD-ABS-060.
Pinkus, O., and Sternlict, B., 1961, Theory of Hydrodynamic Lubrication, McGraw-Hill, New York.
Maspeyrot, P., and Fre⁁ne, J., 1989, “Shape Defects and Misalignment Effects in Connecting-Rod Bearings,” Tribological Design of Machine Elements, Proc. 15th Leeds-Lyon Symposium on Tribology, Paper XI (ii), pp. 317–322.
Lahmar,  M., Frihi,  D., and Nicolas,  D., 2002, “The Effect of Misalignment on Performance Characteristics of Engine Main Crankshaft Bearings,” European Journal of Mechanics A/Solids,21, pp. 703–714.
Booker,  J. F., and Huebner,  K. H., 1972, “Application of Finite Element Methods to Lubrication: An Engineering Approach,” ASME J. Lubr. Technol., 94, pp. 313–323.
Booker,  J. F., and Boedo,  S., 2001, “Finite Element Analysis of Elastic Engine Bearing Lubrication: Theory,” Revue Européenne des Éléments Finis,10, pp. 705–724.
Boedo,  S., and Booker,  J. F., 2001, “Finite Element Analysis of Elastic Engine Bearing Lubrication: Application,” Revue Européenne des Éléments Finis,10, pp. 725–740.
LaBouff,  G. A., and Booker,  J. F., 1985, “Dynamically Loaded Journal Bearings: A Finite Element Treatment for Rigid and Elastic Surfaces,” ASME J. Tribol., 107, pp. 505–515.
Oh,  K. P., 1984, “The Numerical Solution of Dynamically Loaded Elastohydrodynamic Contact as a Nonlinear Complementarity Problem,” ASME J. Tribol., 106, pp. 88–95.
Goenka,  P. K., 1984, “Dynamically Loaded Journal Bearings: Finite Element Analysis,” ASME J. Tribol., 106, pp. 429–439.
Booker,  J. F., 1965, “Dynamically Loaded Journal Bearings: Mobility Method of Solution,” ASME J. Basic Eng., 87, pp. 537–546.
Goenka,  P. K., 1984, “Analytical Curve Fits for Solution Parameter Studies of Dynamically Loaded Journal Bearings,” ASME J. Tribol., 106, pp. 421–428.
Booker,  J. F., 1969, “Dynamically Loaded Journal Bearings: Maximum Film Pressure,” ASME J. Lubr. Technol., 91, p. 534.
Kumar,  A., and Booker,  J. F., 1991, “A Finite Element Cavitation Algorithm: Application/Validation,” ASME J. Tribol., 113, pp. 255–261.
Boedo,  S., and Eshkabilov,  S. L., 2003, “Optimal Shape Design of Steadily Loaded Journal Bearings Using Genetic Algorithms,” STLE Tribol. Trans., 46, pp. 134–143.

Figures

Grahic Jump Location
Mesh topology (unwrapped)
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Load capacity: pure squeeze (L/D=1)
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Moment capacity: pure squeeze (L/D=1)
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Moment capacity: pure squeeze (L/D=1)
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Maximum film pressure: pure squeeze (L/D=1)
Grahic Jump Location
Maximum film pressure: pure squeeze (L/D=1)
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Load capacity: steady load and speed (L/D=1)
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Moment capacity: steady load and speed (L/D=1)
Grahic Jump Location
Maximum film pressure: steady load and speed (L/D=1)
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Comparison of complete and decoupled solutions: steady load and speed (L/D=1)

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