0
TECHNICAL PAPERS

Elastohydrodynamic Lubrication Analysis of Gear Tooth Surfaces From Micropitting Tests

[+] Author and Article Information
J. Tao, T. G. Hughes, H. P. Evans, R. W. Snidle

Cardiff School of Engineering, Cardiff CF24 3TA, UK

N. A. Hopkinson, M. Talks, J. M. Starbuck

QinetiQ Ltd, Farnborough, GU14 0LX, UK

J. Tribol 125(2), 267-274 (Mar 19, 2003) (8 pages) doi:10.1115/1.1510881 History: Received February 19, 2002; Revised July 20, 2002; Online March 19, 2003
Copyright © 2003 by ASME
Your Session has timed out. Please sign back in to continue.

References

Johnson,  K. L., and Tevaarwerk,  J. L., 1977, “The Shear Behavior of Elastohydrodynamic Oil Films,” Proc. R. Soc. London, Ser. A, A356, pp. 215–236.
Evans,  C. R., and Johnson,  K. L., 1986, “The Rheological Properties of Elastohydrodynamic Lubricants,” Proc. Inst. Mech. Eng., Part C: Mech. Eng. Sci., 200, pp. 303–312.
Bair,  S., and Winer,  W. O., 1979, “A Rheological Model for Elastohydrodynamic Contacts Based on Primary Laboratory Data,” ASME J. Lubr. Technol., 101, pp. 258–265.
Zhu, D., and Hu, Y. Z., 1999, “The Study of Transition From Full Film Elastohydrodynamic to Mixed and Boundary Lubrication,” Proc. STLE/ASME, H. S. Cheng ed., Tribology Surveillance, pp. 150–156.
Hu,  Y. Z., and Zhu,  D., 2000, “A Full Numerical Solution to the Mixed Lubrication in Point Contacts,” ASME J. Tribol., 122, pp. 1–9.
Zhu, D., and Hu, Y. Z., 2000, “Effects of Rough Surface Topography and Orientation on the EHD and Mixed Lubrication Characteristics,” Proceedings International Tribology Conference, Nagasaki, pp. 625–630.
Elcoate,  C. D., Hughes,  T. G., Evans,  H. P., and Snidle,  R. W., 2001, “Transient Elastohydrodynamic Analysis Using a Novel Coupled Differential Deflection Method,” Proc. Inst. Mech. Eng., Part J: J. Eng. Tribol., 215, pp. 319–337.
Evans,  H. P., and Hughes,  T. G., 2000, “Evaluation of Deflection in Semi-Infinite Bodies by a Differential Method,” Proc. Inst. Mech. Eng., Part C: Mech. Eng. Sci., 214, pp. 563–584.
Conry,  T. F., Wang,  S., and Cusano,  C., 1987, “A Reynolds-Eyring Equation for Elastohydrodynamic Lubrication in Line Contacts,” ASME J. Tribol., 109, pp. 648–654.
Tao, J., Hughes, T. G., Evans, H. P., and Snidle, R. W., 2002, “Elastohydrodynamic Response of Transverse Ground Gear Teeth,” Proc. 28th Leeds-Lyon Symp. on Tribology, Elsevier, Amsterdam, pp. 447–458.
Bair,  S., 2000, “Pressure-Viscosity Behavior of Lubricants to 1.4 GPa and Its Relation to EHD Traction,” Tribol. Trans., 43, pp. 91–99.
Bair, S., and Winer, W. O., 2000, “The Pressure-Viscosity Coefficient at Hertz Pressure and Its Relation to Concentrated Contact Traction,” Proc. 26th Leeds-Lyon Symp. on Tribology, Elsevier, pp. 433–444.

Figures

Grahic Jump Location
Profilometer traces for load stages 6 (upper profile), 7, 8, and 9 (lower profile) used in the analyses each offset by 2 μm from neighboring profiles for comparison. Profiles are drawn with metal below the curve.
Grahic Jump Location
Pressure and film thickness variation at a timestep for load stage 6 with Model A. Also shown below are contours of τ/GPa for the sub-surface maximum shear stress.
Grahic Jump Location
Pressure and film thickness variation at a timestep for load stage 9 with Model A. Also shown below are contours of τ/GPa for the sub-surface maximum shear stress.
Grahic Jump Location
High pressure behavior curves of the four load cases each averaged over 7000 timesteps
Grahic Jump Location
Low film thickness behavior curves for the four load cases each averaged over 7000 timesteps
Grahic Jump Location
Pressure cycle counts obtained for the four load cases for a lower pressure cycle limit of 0.5 GPa, each averaged over 7000 timesteps
Grahic Jump Location
High pressure behavior curves for the cases considered over the meshing cycle
Grahic Jump Location
Low film thickness behavior curves for the cases considered over the meshing cycle
Grahic Jump Location
Pressure cycle counts obtained for the cases considered over the meshing cycle for a lower pressure cycle limit of 0.5 GPa
Grahic Jump Location
Pressure and film thickness variation at a timestep for load stage 9 with Model C. Also shown below are contours of τ/GPa for the sub-surface maximum shear stress.
Grahic Jump Location
High pressure behavior curves for the three non-Newtonian models with load case 9
Grahic Jump Location
Low film thickness behavior curves for the three non-Newtonian models with load case 9
Grahic Jump Location
Pressure cycle counts obtained for a lower pressure cycle limit of 0.5 GPa for the three non-Newtonian models with load case 9

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In