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TECHNICAL PAPERS

A New Postulation of Viscosity and Its Application in Computation of Film Thickness in TFL

[+] Author and Article Information
Chaohui Zhang, Jianbin Luo, Shizhu Wen

State Key Laboratory of Tribology, Department of Precision Instruments, Tsinghua University, Beijing 100084, P.R. of China

J. Tribol 124(4), 811-814 (Sep 24, 2002) (4 pages) doi:10.1115/1.1456090 History: Received May 23, 2001; Revised August 18, 2001; Online September 24, 2002
Copyright © 2002 by ASME
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References

Luo,  J. B., and Wen,  S. Z., 1996, “Mechanism and Characteristics of Thin Film Lubrication at Nanometer Scale,” Science in China (A), 39, pp. 1312–1322.
Luo,  J. B., Wen,  S. Z., and Huang,  P., 1996, “Thin Film Lubrication. Part 1: The Transition Between EHL and Thin Film Lubrication,” Wear, 194, pp. 107–115.
Luo,  J. B., Huang,  P., Wen,  S. Z., and Lawrence,  L., 1999, “Characteristics of Fluid Lubricant Films at the Nano-Scale,” ASME J. Tribol., 121, pp. 872–878.
Luo,  J. B., Wen,  S. Z., and Lawrence,  L., 1998, “Progresses and Problems in Nano-Tribology,” Chin. Sci. Bull., 43, pp. 369–378.
Luo,  J. B., Wen,  S. Z., and Sheng,  X. Y., 1998, “Substrate Surface Energy Effects on Liquid Lubricant Film at Nanometer Scale,” Lubr. Sci., 10, pp. 23–26.
Smeeth,  M., Spikes,  H. A., and Gunnel,  S., 1996, “The Formation of Viscous Surface Films by Polymer Solutions: Boundary or Elastohydrodynamic Lubrication?,” Tribol. Trans., 39, pp. 720–725.
Tichy, J. A., 1993, “Ultra Thin Film Structured Tribology,” Process of 1st International Symposium on Tribology, pp. 48–57.
Tichy,  J. A., 1995, “Modeling of Thin Film Lubrication,” Tribol. Trans., 38, pp. 108–118.
Tichy,  J. A., 1995, “A Porous Media Model for Thin Film Lubrication,” ASME J. Tribol., 117, pp. 16–21.
Tichy,  J. A., 1995, “A Surface Layer Model for Thin Film Lubrication,” Tribol. Trans., 38, pp. 577–582.
Hsiao,  H. J. S., Bhushan,  B., and Hamrock,  B. J., 1996, “Ultrathin Liquid Lubrication of Magnetic Head-Rigid Disk Interface for Near-Contact Recording: Part I—A Closed-Form Solution to the Reynolds Equation,” ASME J. Tribol., 118, pp. 388–395.
Hsiao,  H. J. S., Bhushan,  B., and Hamrock,  B. J., 1996, “Ultrathin Liquid Lubrication of Magnetic Head-Rigid Disk Interface for Near-Contact Recording: Part II—Shear Thinning and Thermal Thinning,” ASME J. Tribol., 118, pp. 396–401.

Figures

Grahic Jump Location
Physical model of lubrication proposed
Grahic Jump Location
Oil shape and pressure distribution computed from the ordered model
Grahic Jump Location
Oil shape at different conditions
Grahic Jump Location
Film thickness at various velocities
Grahic Jump Location
Film thickness at various atmosphere viscosity
Grahic Jump Location
Film thickness at various load outside

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