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TECHNICAL PAPERS

Numerical Three-Dimensional Pressure Patterns in a Recess of a Turbulent and Compressible Hybrid Journal Bearing

[+] 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), 301-308 (Mar 19, 2003) (8 pages) doi:10.1115/1.1506327 History: Received February 20, 2002; Revised July 11, 2002; Online March 19, 2003
Copyright © 2003 by ASME
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References

Figures

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(a) Circumferential cross section of the recess; and (b) axial cross section of the recess
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(a) Initial coarse three-dimensional; mesh and (b) final refined three-dimensional mesh
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(a) Detail of the 135 deg injection refined mesh; and (b) detail of the 165 deg injection refined mesh
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(a) Pressure wire mesh plot on sliding wall for α=135 deg; and (b) pressure wire mesh plot on sliding wall for α=165 deg
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(a) Slice of the runner pressure surface in the circumferential direction for different injection angle; and (b) slice of the runner pressure surface in the axial direction for different injection inclinations
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Pressure wire mesh plot on sliding wall for Lc2=(Lc−d0)/4
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Slice of the runner pressure surface in the circumferential direction for the two circumferential feedhole locations
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(a) Pressure wire mesh plot on sliding wall for M=0.2; (b) pressure wire mesh plot on sliding wall for M=0.45; and (c) pressure wire mesh plot on sliding wall for M=0.75
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(a) Slice of the runner pressure surface in the circumferential direction for different axial exit Mach numbers; and (b) slice of the runner pressure surface in the axial direction for different axial exit Mach numbers
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(a) Pressure wire mesh plot on sliding wall for Rea=2.104; and (b) pressure wire mesh plot on sliding wall for Rea=4.105
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(a) Slice of the runner pressure surface in the circumferential direction for different feeding Reynolds numbers; and (b) slice of the runner pressure surface in the axial direction for different feeding Reynolds numbers
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(a) Pressure wire mesh plot on sliding wall for e/H=0; and (b) pressure wire mesh plot on sliding wall for e/H=8
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(a) Slice of the runner pressure surface in the circumferential direction for different e/H aspect ratios; and (b) slice of the runner pressure surface in the axial direction for different e/H aspect ratios

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