Influence of aerated lubricants on gear churning losses–an engineering model

Tribology Transactions

Volumn 54, Issue 6, 2011, Pages 929-938

  Leprince, Gauthier ^a,b,c   Changenet, Christophe ^a   Ville, Fabrice ^b   Velex, Philippe ^b   Dufau, Christophe ^c   Jarnias, Frédéric ^d  

^a UNIVERSITÉ DE LYON   (France)

^b UNIVERSITÉ DE LYON   (France)

^c CENTRO RICERCHE FIAT   (Italy)

^d TOTAL   (France)

Author keywords

Churning Losses; Oil Aeration; Splash Lubrication; Surface Tension

Indexed keywords

EID: 84991265596     PISSN: 10402004     EISSN: 1547397X     Source Type: Journal    
DOI: 10.1080/10402004.2011.597542     Document Type: Article

References (22)

1. Hohn, B. R., Michaelis, K., and Otto, H. P. (2008), “Influence of Immersion Depth of Dip Lubricated Gears on Power Loss, Bulk Temperature and Scuffing Load Carrying Capacity,” International Journal ofMechanics and Materials in Design, 4(2), pp 145-156.
2. Terekhov, A. S. (1975), “Hydraulic Losses in Gearboxes with Oil Immersion,” VestnikMashinostroeniya, 55(5), pp 13-17.
3. Lauster, E. and Boos, M. (1983), “Zum Wdrmehaushalt Mechanischer Schaltgetriebe fuir Nutzfahrzeuge,” VDI Berichte, 488, pp 45-55.
4. Boness, R. J. (1989), “Churning Losses of Discs and Gears Running Partially Submerged in Oil,” Proceedings of the ASME International Power Transmission and Gearing Conference, Chicago, 1, pp 355-359.
5. Seetharaman, S. and Kahraman, A. (2009), “Load-Independent Spin Power Losses of a Spur Gear Pair: Model Formulation,” Journal of Mechanical Design, 131(2), p 11.
6. Hohn, B. R., Michaelis, K., and Vollmer, T. (1996), “Thermal Rating of Gear Drives: Balance Between Power Loss and Heat Dissipation,” American Gear Manufacturers Association Document 96.
7. Luke, P. and Olver, A.V. (1999), “A Study of Churning Losses in Dip Lubricated Spur Gears,” Proceedings of the Institution of Mechanical Engineers - Part G: Journal of Aerospace Engineering, 213(5), pp 337-346.
8. Changenet, C. and Velex, P. (2007), “A Model for the Prediction of Churning Losses in Geared Transmissions—Preliminary Results,” Journal ofMe-chanical Design, 129(1), pp 128-133.
9. Leprince, G., Changenet, C., Ville, F., Velex, P., and Jarnias, F. “Influence of Oil Aeration on Churning Losses,” Proceedings of JSME International Conference on Motion and Power Transmissions, May 2009, The Japan Society of Mechanical Engineers, Tokyo, Japan, pp 463-468.
10. Fowle, T. I. (1981), “Aeration in Lubricating Oils,” Tribology International, 14(3), pp 151-157.
11. Nikolajsen, J. L. (1999), “The Effect of Aerated Oil on the Load Capacity of a Plain Journal Bearings,” Tribology Transactions, 42(1), pp 58-62.
12. Nikolajsen, J. L. (1999), “Viscosity and Density Models for Aerated Oil in Fluid-Film Bearings,” Tribology Transactions, 42(1), pp 186-191.
13. Chun, S. M. (2008), “Aeration Effects on the Performance of a Turbocharger Journal Bearing,” Tribology International, 41(4), pp 296-306.
14. Changenet, C. and Velex, P. (2008), “Housing Influence on Churning Losses in Geared Transmissions,” Journal of Mechanical Design, 130(68), p.
15. Deconninck, B., Delvigne, T., and Videx, G. (2003), “Air-X an Innovative Device for On-Line Oil Aeration Measurement in Running Engines,” SAE Transactions, 112(4), pp 1896-1902.
16. Hayward, A. T. J. (1961), "The Viscosity of Bubbly Oil,” National Engineering Laboratory: Glasgow, Scotland, Fluids Report No. 99.
17. De Gennes, P. G., Brochard-Wyart, F., and Quere, D. (2002), Gouttes, Bulles, Perles et Ondes, ted Belin: Paris.
18. Rulison, C. (2000), “Two-Component Surface Energy Characterization as a predictor of Wettability and Dispersability,” AN213/CR, Kruss Application Note #213.
19. Ayel, J. (1996), “Lubrifiants—Proprietes et Caracteristiques,” Techniques de l’ingenieur, Traite Genie Mecanique, Edition T.I., Paris, B5340, pp 1-45.
20. Diab, Y., Ville, F., Velex, P., and Changenet, C. (2004), “Windage Losses in High Speed Gears—Preliminary Experimental and Theoretical Results,” Journal of Mechanical Design, 126(5), pp 903-908.
21. Dixon, S. L. (1998) Fluid Mechanics and Thermodynamics of Turbomachinery, 4th ed. Oxford, UK: Butterworth Heinemann.
22. ASTM D3827. (2007), 92 Standard Test Method for Estimation of Solubility of Gases in Petroleum and Other Organic Liquids, ASTM International: West Conshohocken, PA.