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TECHNICAL PAPERS

A Mode-Based Elastohydrodynamic Lubrication Model With Elastic Journal and Sleeve

[+] Author and Article Information
S. Boedo

Ithaca Technical Center, Borg-Warner Automotive, Ithaca, NY 14850

J. F. Booker

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

J. Tribol 122(1), 94-102 (Jul 06, 1999) (9 pages) doi:10.1115/1.555321 History: Received February 01, 1999; Revised July 06, 1999
Copyright © 2000 by ASME
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References

Oh,  K. P., and Goenka,  P. K., 1985, “The Elastohydrodynamic Solution of a Journal Bearing under Dynamic Loading,” ASME J. Tribol., 107, pp. 389–395.
LaBouff,  G. A., and Booker,  J. F., 1985, “Dynamically Loaded Journal Bearings: A Finite Element Method for Rigid and Elastic Surfaces,” ASME J. Tribol., 107, pp. 505–515.
Kumar,  A., Goenka,  P. K., and Booker,  J. F., 1990, “Modal Analysis of Elastohydrodynamic Lubrication: A Connecting Rod Application,” ASME J. Tribol., 112, pp. 524–534.
Bonneau,  D., Guines,  D., Fre⁁ne,  J., and Toplosky,  J., 1995, “EHD Analysis, Including Structural Inertia Effects and a Mass-Conserving Cavitation Model,” ASME J. Tribol., 111, pp. 540–547.
Knoll,  G., Lang,  J., and Rienäcker,  A., 1996, “Transient EHD Connecting Rod Analysis: Full Dynamic Versus Quasi-Static Deformation,” ASME J. Tribol., 118, pp. 349–355.
Boedo,  S., and Booker,  J. F., 1997, “Surface Roughness and Structural Inertia in a Mode-Based Mass-Conserving Elastohydrodynamic Lubrication Model,” ASME J. Tribol., 119, pp. 449–455.
Boedo, S., and Booker, J. F., 1997, “Mode Stiffness Variation in Elastohydrodynamic Bearing Design,” Elastohydrodynamics ’96, D. Dowson et al., eds., Elsevier, pp. 685–697.
Kumar, A., Booker, J. F., and Goenka, P. K., 1989, “Dynamically Loaded Journal Bearings: A Modal Approach to EHL Design Analysis,” Tribological Design of Machine Elements, D. Dowson et al., eds., Elsevier, pp. 305–315.
Booker,  J. F., and Huebner,  K. H., 1972, “Application of Finite Element Methods to Lubrication: An Engineering Approach,” J. Lubr. Technol., 94, p. 313. Errata: 98, Jan. 1976, p. 39.

Figures

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Minimum film thickness comparison: pure squeeze case
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Maximum film pressure comparison: pure squeeze case
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Bearing system geometry
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Spatial distributions of film thickness: steady load case
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Spatial distributions of film pressure: steady load case
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Spatial distributions of film pressure: rigid journal, steady load case
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Absolute surface displacements along bearing midplane (Z=0): soft journal, steady load case
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Axial cross-sections of film thickness: steady load case
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Journal load: pure squeeze case
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Spatial distributions of film pressure at ϕ=270 deg: pure squeeze case
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Spatial distributions of film thickness at ϕ=270 deg: pure squeeze case
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Area-based mode eigenvectors 1–6 of relative stiffness matrix
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Area-based mode eigenvectors 7–12 of relative stiffness matrix
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Fluid film finite element model

Tables

Errata

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