New film thickness formula for shear thinning fluids in thin film elastohydrodynamic lubrication line contacts

Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology

Volumn 225, Issue 4, 2011, Pages 173-179

  Anuradha, P ^a   Kumar, P ^a  

^a NATIONAL INSTITUTE OF TECHNOLOGY   (India)

Author keywords

Carreau; Elastohydrodynamic lubrication; Film thickness formula; Line contact; Shear thinning

Indexed keywords

CARREAU; CENTRAL FILM THICKNESS; HIGH DEGREE OF ACCURACY; LINE CONTACT; PRESSURE-VISCOSITY; SHEAR THINNING; SHEAR THINNING FLUIDS; SHEAR-THINNING CORRECTION; THICKNESS EQUATIONS; VISCOSITY MODELS;

ELASTOHYDRODYNAMICS; FILM THICKNESS; NON NEWTONIAN FLOW; SHEAR FLOW; THIN FILMS; VISCOSITY;

ELASTOHYDRODYNAMIC LUBRICATION;

EID: 79960209941     PISSN: 13506501     EISSN: 2041305X     Source Type: Journal    
DOI: 10.1177/1350650111399520     Document Type: Conference Paper

References (21)

1. Dowson, D. and Higginson, G. R. Elastohydrodynamic lubrication, 1966 (Pergamon Press, Oxford).
2. Hamrock, B. J. and Dowson, D. Ball bearing lubrication -the elastohydrodynamics of elliptical contacts, 1981 (John Wiley & Sons, New York).
3. Dowson, D. Past, present and future studies in elastohydrodynamics. Proc. IMechE, Part J: J. Engineering Tribology, 1999, 213, 317-333. DOI: 10.1243/1350650991542703.
4. Spikes, H. A. Sixty years of EHL. Lubr. Sci., 2006, 18, 265-291. (Pubitemid 44663299)
5. Kumar, P. and Khonsari, M. M. On the role of lubricant rheology and piezo-viscous properties in line and point contact EHL. Tribol. Int., 2009, 42, 1522-1530.
6. Bair, S. and Qureshi, F. The generalized Newtonian fluid model and elastohydrodynamic film thickness. ASME J. Tribol., 2003,125, 70-75. (Pubitemid 36610777)
7. Bair, S. High pressure rheology for quantitative elastohy-drodynamics, 2007, Tribology and Interface Engineering Series 54 (Elsevier Press, Amsterdam, Netherlands).
8. Bair, S. Actual Eyring models for thixotropy and shear-thinning: experimental validation and application to EHD. ASME J. Tribol., 2004,126, 728-732. (Pubitemid 40015159)
9. Kumar, P., Khonsari, M. M., and Bair, S. Full EHL simulations using the actual Ree-Eyring model for shear thinning lubricants. ASME Trans. J. Tribol., 2009, 131, 011802-1-6.
10. Kumar, P. and Khonsari, M. M. Combined effects of shear thinning and viscous heating on EHL characteristics of rolling/sliding line contact. ASME Trans. J. Tribol., 2008, 130, 041505-1-13.
11. Jang, J. Y., Khonsari, M. M., and Bair, S. On the elastohydrodynamic analysis of shear-thinning fluids. Proc. R. Soc. Lond., 2007, 463, 3271-3290.
12. Chapkov, A. D., Bair, S., Cann, P., and Lubrecht, A. A. Film thickness in point contacts under generalized Newtonian EHL conditions: numerical and experimental analysis. Tribol. Int., 2007, 40, 1474-1478. (Pubitemid 47313554)
13. Liu, Y., Wang, Q. J., Bair, S., and Vergne, P. A quantitative solution for the full shear-thinning EHL point contact problem including traction. Tribol. Lett., 2007, 28(2), 171-181.
14. Bair, S. and Winer, W. O. A simple formula for EHD film thickness of non-Newtonian liquids. In Proceedings of the 23rd Leeds-Lyon Symposium EHD-96, Leeds, UK (Eds D. Dowson et at), Tribology and Interface Engineering Series, 1996, pp. 235-241 (Elsevier). (Pubitemid 127820360)
15. Bair, S. Shear thinning correction for rolling/sliding elastohydrodynamic film thickness. Proc. IMechE, Part J: J. Engineering Tribology, 2005, 219, 69-74. DOI: 10.1243/135065005X9709. (Pubitemid 40390297)
16. Jang, J. Y., Khonsari, M. M., and Bair, S. Correction factor formula to predict the central and minimum film thickness for shear-thinning fluids in EHL. ASME J. Tribol., 2008, 130, 024501-1-4.
17. Kumar, P. and Khonsari, M. M. EHL circular contact film thickness correction factor for shear thinning fluids. ASME Trans. J. Tribol., 2008,130, 041506-1-7.
18. Krupka, I., Kumar, P., Bair, S., Khonsari, M. M., and Hartl, M. The effect of load (pressure) for quantitative EHL film thickness. Tribol. Lett., 2010, 37, 613-622.
19. Kumar, P. and Khonsari, M. M. Traction in EHL line contacts using free volume pressure-viscosity relationship with thermal and shear-thinning effects. ASME Trans. J. Tribol., 2009,131, 011503-1-8.
20. Kudish, I., Kumar, P., Khonsari, M. M., and Bair, S. Scale effects in generalized Newtonian elastohydrodynamic films. ASMETrans.J. Tribol., 2008, 130, 041504-1-8.
21. Krupka, I., Bair, S., Kumar, P., Khonsari, M. M., and Hard, M. An experimental validation of the recently discovered scale effect in generalized Newtonian EHL. Tribol. Lett., 2009, 33, 127-133.