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TECHNICAL PAPERS

Extending the Capability of the Greenwood Williamson Microcontact Model

[+] Author and Article Information
John I. McCool

Penn State Great Valley School of Graduate Professional Studies, 30 E. Swedesford Road, Malvern, PA 19355

J. Tribol 122(3), 496-502 (Feb 09, 2000) (7 pages) doi:10.1115/1.555392 History: Received February 04, 1999; Revised February 09, 2000
Copyright © 2000 by ASME
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References

McCool,  J. I., 1986, “Comparison of Models for the Contact of Rough Surfaces,” Wear, 107, pp. 37–60.
Greenwood,  J., and Williamson,  J., 1966, “Contact of Nominally Flat Surfaces,” Proc. R. Soc. London, Ser. A, 295, pp. 300–319.
McCool,  J. I., 1992, “Non-Gaussian Effects in Microcontact,” Int. J. Mach. Tools Manuf., 32, pp. 115–123.
McCool, J., 1990, “Elastic Contact of Coated Rough Surfaces,” Proceedings of the Leeds-Lyon Symposium on the Mechanics of Coatings, 16 , pp. 157–165.
Nayak,  P. R., 1971, “Random Process Model of Rough Surfaces,” ASME J. Lubr. Technol., Series F, 93, pp. 398–407.
Johnson, N., and Kotz, S., 1970, Continuous Univariate Distributions-I, Wiley, New York.
Law, A., and Kelton, W., 1982, Simulation Modelling and Analysis, McGraw Hill, New York.
Burmister,  D. M., 1945, “The General Theory of Stresses and Displacements in Layered Systems,” J. Appl. Phys., 16, pp. 89–94.
Tu,  Y., and Gazis,  D., 1964, “The Contact Problem of a Plate Pressed Between Two Spheres,” ASME J. Appl. Mech., Series E, 31, pp. 659–666.
Gupta,  P., and Walowit,  J., 1974, “Contact Stress Between an Elastic Cylinder and a Layered Elastic Solid,” ASME J. Lubr. Technol., Series F, 94, pp. 250–257.
Kennedy,  F., and Ling,  F., 1974, “Elasto-Plastic Indentation of a Layered Medium,” ASME J. Eng. Mater. Technol., Series H, 96, pp. 97–103.
Chiu,  Y., and Hartnett,  M., 1983, “A Numerical Solution for Layered Solid Contact Problems with Application to Bearings,” ASME J. Lubr. Technol., 105, pp. 585–590.
El-Sherbiney,  M., and Halling,  J., 1976, “The Hertzian Contact of Surfaces Covered With Metallic Films,” Wear, 40, pp. 325–337.
Halling,  J., 1986, “The Tribology of Surface Coatings, Particularly Ceramics,” Proc. Inst. Mech. Eng., 200, No. C1, pp. 31–40.
Chen,  W., and Engel,  P., 1972, “Impact and Contact Stress Analysis in Multilayer Media,” Int. J. Solids Struct., 8, pp. 1257–1281.
Chen,  W. T., 1971, “Computation of Stresses and Displacements in Layered Media,” Int. J. Eng. Sci., 9, pp. 775–800.
Johnson, K. L., 1985, Contact Mechanics, Cambridge University Press, London and New York.
McCool,  J. I., and John,  J., 1988, “Flash Temperature on the Asperity Scale and Scuffing,” ASME J. Tribol., 110, No. 4, pp. 659–663.
Tallian,  T. E., Chiu,  Y. P., Huttenlocher,  D. F., Kamenshine,  J. A., Sibley,  L. B., and Sindlinger,  N. E., 1964, “Lubricant Films in Rolling Contact of Rough Surfaces,” ASLE Trans., 7, pp. 109–126.

Figures

Grahic Jump Location
Schematic of surface geometry for coated Weibull summits
Grahic Jump Location
Histogram of Weibull data (skewness=−1; standard deviation=1.0)
Grahic Jump Location
Load versus coating thickness (separation=sigma=1 mum; skewness=−1, 0, 1; eratio=0.1 and 10.0)
Grahic Jump Location
Area, versus coating thickness (separation=sigma=1 mum; skewness=−1, 0, 1; eratio=0.1 and 1.0)
Grahic Jump Location
Pressure versus coating thickness (separation=Sigma=1 mum; skewness=−1, 0 and +1; eratio=0.1 and 10.0)

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