Numerical Modeling of a Newtonian and a Bingham Fluid in a Rayleigh Step Bearing

[+] Author and Article Information
Yiping Hong, Darong Chen, Jiadao Wang, Xiaodi Li

State Key Laboratory of Tribology, Department of Precision Instruments and Mechanology, Tsinghua University, Beijing, 100084, China

J. Tribol 125(1), 206-210 (Dec 31, 2002) (5 pages) doi:10.1115/1.1506321 History: Received January 03, 2002; Revised June 14, 2002; Online December 31, 2002
Copyright © 2003 by ASME
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(a) System of co-ordinates; and (b) Computational grid.
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(a) Pressure distribution on IJK (kPa); and (b) pressure distribution on QR(S)T (kPa).
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(a) Shear stress η∂u/∂y distribution (Pa); and (b) shear stress η∂v/∂x distribution (Pa).
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(a) Pressure contours (Pa) of a=1.866; and (b) pressure contours (Pa) of a=1.866×5.
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Pressure contours (Pa) at the step of a Rayleigh bearing with H2→0
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(a) Velocity profile (m/s); and (b) velocity vector near the step.



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