The effects of engine oil rheology on the oil film thickness and wear between a cam and rocker follower

SAE Technical Papers

Volumn , Issue , 1996, Pages

  Williamson, B P ^a   Bell, J C ^a  

^a Shell Research and Technology Center

Author keywords

[No Author keywords available]

Indexed keywords

CAMS; CAMSHAFTS; CARBON DIOXIDE; CYLINDER CONFIGURATIONS; DURABILITY; FILM THICKNESS; FUELS; GLOBAL WARMING; LUBRICATING OILS; TRIBOLOGY; VISCOSITY;

CARBON DIOXIDE EMISSIONS; DOMINANT CONTRIBUTIONS; ELECTRICAL CAPACITANCE; ELECTRICALLY INSULATING FILMS; METALLIC ASPERITIES; OPERATING TEMPERATURE; PASSENGER CAR ENGINE; VISCOSITY INDEX IMPROVERS;

ELASTOHYDRODYNAMIC LUBRICATION;

EID: 85072453632     PISSN: 01487191     EISSN: 26883627     Source Type: Journal    
DOI: 10.4271/962031     Document Type: Conference Paper

References (13)

1. Dyson A., "Kinematics and Geometry of Cam and Finger Follower System" Tribology Int, V 13, N 3, pp 121-132, June 1980
2. Colgan T. A., and Bell J. C., "A Predictive Model for Wear of Valve Train Systems" SAE Paper No 892145
3. Williamson B. P., Galliard I. R., and Benwell S., "Measurement of Oil Film Thickness in the Elastohydrodynamic Contact Between a Cam and Bucket Follower in a Motored Cylinder Head Part 1 Newtonian Oils" SAE Paper 892150
4. Williamson B. P., and Perkins H. N., "The effects of Engine Oil Rheology on the Oil Film Thickness Between a Cam and Rocker Follower" SAE Paper No 922346
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6. Hertz H., J reine angew Math, 1886, 92, 156 See also, Cameron, A., "Principles of Lubrication" Longmans Green & Co Publication, 1966
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8. Kreidl N. J., and Weyl W. A., "Phosphates in Ceramic Ware IV, Phosphate Glasses" Journal of the American Ceramics Society, Vol 24, no 11, 1941 373-378
9. Dowson D., "Elastohydrodynamics" Proc Instn. Mech. Engrs, Vol 182, Pt 3A, 1968, pp 151-159
10. Bell J. C., "Reproducing the kinematic conditions for automotive valve train wear in a laboratory test machine" J Engg Tribology, Proc Instn. Mech Engre, Vol 210, 1996, pp 135-444
11. Bell J. C., Delargy K.M, and Seeney A.M, "The Removal of Substrate Material through Thick Zinc Dithiophosphate Anti-Wear Films" Proc 18th Leeds-Lyon Symp on Tribology, 1991, pp 387-396 (Elsevier)
12. Bell J. C., and Delargy K. M., "The Composition and Structure of Model Zinc Dialkyldithiophosphate Anti-Wear Films" Proc 6th International Congress on Tribology, 1993, 2, pp 328-332
13. Willermet P. A., Dailey D. P., Carter R.O III, Schmitz P. J., Zhu W., Bell J. C., and Park D., "The composition and structure of lubricant-derived surface layers formed in a lubricated cam/tappet contact II Effects of adding overbased detergent and dispersant to a simple ZDTP solution" Tribology Int., Vol 28, No 3, 1995, pp 163-175