Torque transmission characteristics of automatic transmission wet clutches: Experimental results and numerical comparison

Tribology Transactions

Volumn 40, Issue 4, 1997, Pages 539-548

  Berger, Edward J ^a   Sadeghi, Farshid ^b   Krousgrill, Charles M ^b  

^a University of Cincinnati   (United States)

^b PURDUE UNIVERSITY   (United States)

Author keywords

Automatic transmission fluids; Automotive tribology; Clutches; Dynamic modeling

Indexed keywords

COMPUTATIONAL METHODS; FRICTION; MATHEMATICAL MODELS; TORQUE MEASUREMENT; TRIBOLOGY;

AUTOMATIC TRANSMISSION FLUIDS (ATF); SLIDING FRICTION COEFFICIENTS;

CLUTCHES;

CLUTCH; TORQUE; TRANSMISSION; TRIBOLOGY;

EID: 0031253509     PISSN: 10402004     EISSN: 1547397X     Source Type: Journal    
DOI: 10.1080/10402009708983691     Document Type: Article

References (16)

1. Froslie, L. E., Milek, T. and Smith, E. W., "Automatic Transmission Friction Elements," in Design Practices-Passenger Car Automatic Transmissions, SAE, Warrcndale, PA, pp 535-552, (1973).
2. Smith, G. R., Ross, W. D., Silbert, P. L. and Herndon, W. B., "Putting Automatic Transmission Clutch Friction Researchers on Speaking Terms," in Design Practices-Passenger Car Automatic Transmissions, SAE, Warrendale, PA, pp 535-552, (1973).
3. Deen, H. E. and Ryer, J., "Automatic Transmission Fluid*-Properties and Performance," SAE Paper No. 841214, SAE, Warrendale, PA, (1984).
4. Ito, H., Fujimoto, K-, Eguchi, M. and Yamamoto, T., “Friction Characteristics of a Paper-Based Facing for a Wet Clutch Under a Variety of Sliding Conditions,” Trib. Trans., 36, 1, pp 134-138, (1993).
5. Fish, R., "Using the SAE #2 Machine to Evaluate Wet Clutch Drag Losses," SAE Paper No. 910803, SAE, Warrendale, PA, (1991).
6. Jullien, A., Berthier, Y., Menard, D. and Meurisse, M. H., "Behaviour of Wet Clutches Operating Under Continuous Running Conditions with a New Carbon Based Material," in Proc. of 17th Leeds-Lyon Symp.-Vehicle Vibration, Dowson, D., ed., Elsevier, New York, pp 303-312, (1991).
7. Wu, H., "An Analysis of the Engagement of Wet-Clutch Plates," Wear, 24, pp 23-33, (1973).
8. El-Sherbiny, M. G. and Newcomb, T. P., "Numerical Simulation of the Engagement Characteristics of a Wet Clutch," in Oil-Immersed Brakes and Clutches, Mechanical Engineering Publications Limited, London, pp 535-552, (1977).
9. Natsumcda, S. and Miyoshi, T., "Numerical Simulation of Engagement of Paper Based Wet Clutch Facing," ASME Jour, of Trib., 116, pp 232-237, (1994).
10. Berger, E. J., Sadeghi, F. and Krousgrill, C. M., "Finite Element Modeling of Engagement of Rough and Grooved Wet Clutches," ASME Jour, of Trib., 118, pp 137-146, (1996).
11. Berger, E. J., Sadeghi, F. and Krousgrill, C. M., "Analytical and Numerical Modeling of Engagement of Rough, Permeable, Grooved Wet Clutches," ASi\iE Jour, of Trib., 119, 1, pp 143-148, (1997).
12. Patir, N. and Cheng, H., "An Average Flow Model for Determining Effects of Three-Dimensional Roughness on Partial Hydrodynamic Lubrication,". Of Lubr. Tech., 100, pp 12-17, (1978).
13. Greenwood, J. A. and Williamson, J., "Contact of Nominally Flat Surfaces," in Proc. of the Roy. Soc. London, A295, pp 300-319, (1966).
14. McCool, J. I., "Relating Profile Instrument Measurements to the Functional Performance of Rough Surfaces," ASME Jour, of Trib., 109, pp 264-270, (1987).
15. Beavers, G. and Joseph, D., "Boundary Conditions at a Naturally Permeable Wall" Jour of Fluid Mech., 30, pp 197-207, (1967).
16. Berger, E. J., "An Investigation of Friction-Induced Vibration in Automatic Transmission Wet Clutches," Ph.D. Dissertation, Purdue University, W'est Lafayette, IN, (1996).