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TECHNICAL PAPERS

Thermal EHL of Rough Rolling/Sliding Line Contacts Using a Mixture of Two Fluids at Dynamic Loads

[+] Author and Article Information
Punit Kumar, S. Ray

Department of Metallurgical and Materials Engineering, University of Roorkee, Roorkee, India-247 667

S. C. Jain

Department of Mechanical and Industrial Engineering, University of Roorkee, Roorkee, India-247 667

J. Tribol 124(4), 709-715 (Sep 24, 2002) (7 pages) doi:10.1115/1.1467087 History: Received February 01, 2001; Revised October 15, 2001; Online September 24, 2002
Copyright © 2002 by ASME
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References

Sadeghi,  F., and Dow,  T. A., 1987, “Thermal Effects in Rolling/Sliding Contacts: Part 2—Analysis of Thermal Effects in Fluid Film,” ASME J. Tribol., 109, pp. 519–524.
Sadeghi,  F., and Sui,  P. C., 1990, “Thermal Elastohydrodynamiic Lubrication of Rolling/Sliding Contacts,” ASME J. Tribol., 112, pp. 189–195.
Wolff,  R., and Kubo,  A., 1994, “The Application of Newton-Raphson Method to Thermal Elastohydrodynamic Lubrication of Line Contacts,” ASME J. Tribol., 116, pp. 733–740.
Hsu,  C. H., and Lee,  R. T., 1994, “An Efficient Algorithm for Thermal Elastohydrodynamic Lubrication Under Rolling/Sliding Line Contacts,” ASME J. Tribol., 116, pp. 762–769.
Ghosh,  M. K., and Pandey,  R. K., 1998, “Thermal Elastohydroodynamic Lubrication of Heavily Loaded Line Contacts—An Efficient Inlet Zone Analysis,” ASME J. Tribol., 120, pp. 119–125.
Wang,  S. H., and Zhang,  H. H., 1987, “Combined Effects of Thermal and Non-Newtonian Character of Lubricant on Pressure, Film Profile, Temperature Rise and Shear Stress in E.H.L.,” ASME J. Tribol., 109, pp. 666–669.
Salehizadeh,  H., and Saka,  N., 1991, “Thermal Non-Newtonian Elastohydrodynamic Lubrication of Rolling Line Contacts,” ASME J. Tribol., 113, pp. 181–191.
Sui,  P. C., and Sadeghi,  F., 1991, “Non-Newtonian Thermal Elastohydrodynamic Lubrication,” ASME J. Tribol., 113, pp. 390–397.
Hsiao,  H. S., and Hamrock,  B. J., 1992, “A Complete Solution for Thermal Elastohydrodynamic Lubrication of Line Contacts Using Circular Non-Newtonian Fluid Model,” ASME J. Tribol., 114, pp. 540–552.
Wang,  S., Conry,  T. F., and Cusano,  C., 1992, “Thermal Non-Newtonian Elastohydrodynamic Lubrication of Line Contacts under Simple Sliding Conditions,” ASME J. Tribol., 114, pp. 317–327.
Hsiao,  H. S., and Hamrock,  B. J., 1994, “Non-Newtonian and Thermal Effects on Film Generation and Traction Reduction EHL Line Contact Conjunction,” ASME J. Tribol., 116, pp. 559–568.
Dai,  F., and Khonsari,  M. M., 1994, “A Theory of Hydrodynamic Lubrication Involving the Mixture of Two Fluids,” ASME J. Appl. Mech., 61, pp. 634–641.
Dai,  F., and Khonsari,  M. M., 1993, “A Continuum Theory of a Lubrication Problem with Solid Particles,” ASME J. Appl. Mech., 60, pp. 48–58.
Li,  W. L., 1998, “Surface Roughness Effects in Hydrodynamic Lubrication Involving the Mixture of Two Fluids,” ASME J. Tribol., 112, pp. 772–780.
Sadeghi,  F., and Sui,  P. C., 1990, “Thermal Elastohydrodynamic Lubrication of Rough Surfaces,” ASME J. Tribol., 112, pp. 341–346.
Chang,  L., and Webster,  M. N., 1991, “A Study of Elastohydrodynamic Lubrication of Rough Surfaces,” ASME J. Tribol., 113, pp. 110–115.
Venner,  C. H., and ten Napel,  W. E., 1992, “Surface Roughness Effects in EHL Line Contacts,” ASME J. Tribol., 114, pp. 616–622.
Kweh,  C. C., Patching,  M. J., Evans,  H. P., and Snidle,  R. W., 1992, “Simulation of Elastohydrodynamic Contact Between Rough Surfaces,” ASME J. Tribol., 114, pp. 414–419.
Yang,  P., and Wen,  S., 1992, “The Behavior of Non-Newtonian Thermal EHL Film in Line Contacts at Dynamic Loads,” ASME J. Tribol., 114, pp. 81–85.
Shieh,  J., and Hamrock,  B. J., 1991, “Film Collapse in EHL and Micro-EHL,” ASME J. Tribol., 113, pp. 372–375.

Figures

Grahic Jump Location
Variation of coefficient of friction with slip at u=1.84843 m/s,w=1.4706×105 N/m
Grahic Jump Location
(a) Pressure profiles at A=0.01,W=1×10−4,U=7.3×10−11,vn=0.9,S=0.5,Aw=0; (b) Film profiles at A=0.01,W=1×10−4,U=7.3×10−11,vn=0.9,S=0.5,Aw=0; and (c) Temperature profiles at A=0.01,W=1×10−4,U=7.3×10−11,vn=0.9,S=0.5,Aw=0.
Grahic Jump Location
Variation of maximum pressure with time at W=1×10−4,U=7.3×10−11,vn=0.5,S=0.5
Grahic Jump Location
Variation of minimum film thickness with volume fraction of non-Newtonian fluid at A=0.01,W=1×10−4,U=7.3×10−11,S=0.5,Aw=0
Grahic Jump Location
Fractional change in Hmin versus A at vn=0.5,W=1×10−4,U=7.3×10−11,S=0.5,Aw=0
Grahic Jump Location
Variation of minimum film thickness with time at W=1×10−4,U=7.3×10−11,vn=0.5,S=0.5
Grahic Jump Location
Variation of coefficient of friction with volume fraction of non-Newtonian fluid at A=0.01,W=1×10−4,U=7.3×10−11,S=0.5,Aw=0
Grahic Jump Location
Variation of coefficient of friction with time at W=1×10−4,U=7.3×10−11,vn=0.5,S=0.5

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