Reverse Flow as a Possible Mechanism for Cavitation Pressure Build-up in a Submerged Journal Bearing

[+] Author and Article Information
M. Groper, I. Etsion

Dept. of Mechanical Engineering, Technion, Haifa 32000, Israel

J. Tribol 124(2), 320-326 (Jul 03, 2001) (7 pages) doi:10.1115/1.1402130 History: Received December 22, 2000; Revised July 03, 2001
Copyright © 2002 by ASME
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Groper,  M., and Etsion,  I., 2001, “The Effect of Shear Flow and Dissolved Gas Diffusion on the Cavitation in a Submerged Journal Bearing,” ASME J. of Tribol., 123, pp. 494–500.
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Submerged journal bearing configuration
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Penetration of the reentrant jet into a fixed cavity (schematic) (Ref. 5)
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Model for the reverse flow in the film reformation region
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The forces acting on a control volume in the reverse flow
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Boundary of the cavity—schematic description
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The reverse flow and the gas layer thickness
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Predicted versus measured (Ref. 2) cavity pressure field at the bearing center




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