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TECHNICAL PAPERS

Numerical Study of the Pressure Pattern in a Two-Dimensional Hybrid Journal Bearing Recess, Laminar, and Turbulent Flow Results

[+] Author and Article Information
Mathieu Helene, Mihai Arghir, Jean Frene

LMS, Université de Poitiers, UFR Sciences SP2MI, Téléport 2, Blvd. Pierre et Marie Curie, BP 30719, 86962 Futuroscope Chasseneuil Cedex, France

J. Tribol 125(2), 283-290 (Mar 19, 2003) (8 pages) doi:10.1115/1.1537233 History: Received February 26, 2001; Revised July 18, 2002; Online March 19, 2003
Copyright © 2003 by ASME
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References

Figures

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Two dimensional cross section of the analyzed hybrid journal bearing recess
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(a) Mesh type at the film-recess interface; and (b) example of an adaptively refined mesh
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Comparison with Braun and Dzodzo results 20
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Comparison with San Andres and Velthuis results 13
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(a) Pressure distribution for turbulent flow regime and Rer/Res=0; (b) pressure distribution for turbulent flow regime and Rer/Res=1/4; (c) pressure distribution for turbulent flow regime and Rer/Res=1/2; (d) pressure distribution for turbulent flow regime and Rer/Res=1; (e) pressure distribution for turbulent flow regime and Rer/Res=4; and (f ) pressure distribution for turbulent flow regime and Rer/Res=8
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(a) Correlation between pressure pattern and streamlines for laminar flow regime (1); (b) correlation between pressure pattern and streamlines for laminar flow regime (2); (c) correlation between pressure pattern and streamlines for turbulent flow regime (1); and (d) correlation between pressure pattern and streamlines for turbulent flow regime (2)
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(a) Evolution of ξ for laminar flow regime; and (b) evolution of ξ for turbulent flow regime
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(a) Pressure distribution for laminar flow regime and Rer/Res=0; (b) pressure distribution for laminar flow regime and Rer/Res=1/4; (c) pressure distribution for laminar flow regime and Rer/Res=1/2; (d) pressure distribution for laminar flow regime and Rer/Res=1; (e) pressure distribution for laminar flow regime and Rer/Res=4; and (f ) pressure distribution for laminar flow regime and Rer/Res=8

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