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TECHNICAL PAPERS

An Engineering Approach to Non-Hertzian Contact Elasticity—Part II

[+] Author and Article Information
Luc Houpert

Fundamentals and Performance Modeling, Timken Research B.P. 89, 68002 Colmar Cedex, Francee-mail: houpert@timken.com

J. Tribol 123(3), 589-594 (Jul 10, 2000) (6 pages) doi:10.1115/1.1308042 History: Received February 11, 2000; Revised July 10, 2000
Copyright © 2001 by ASME
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References

Houpert, L., and Merckling, J., “A successful transition from physically measured to numerically simulated bearings, shafts, gears and housing deflections in a transmission,” Proceeding of the Global Powertrain Congress GPC’98, New Powertrain Material and Processes, pp. 131–137.
Cretu,  S., 1996, “Initial plastic deformation of cylindrical roller generatrix stress distribution analysis and fatigue life tests,” Acta Tribolgica, 4, No. 1–2, pp. 1–6.
de Mul,  J., Kalker,  J. M., and Fredrikson,  J., 1986, “The contact between arbitrarily curved bodies of finite dimensions,” J. Lubr. Technol., 108, pp. 140–148.
Hoeprich, M., “Numerical Procedure for designing rolling element contact geometry as a function of load cycle,” SAE Technical paper, series 850764.
Houpert,  L., 1997, “A uniform approach for ball and roller bearing calculations,” ASME J. Tribol., 119, pp. 851–858.

Figures

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A comparison between the load calculated at 0 and 3 mrad. using Cretu’s and the BRGST approach
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The pressure distribution along the roller at 0 and 3 mrad.
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The sign convention used
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Definition of the bearing geometry with the undercuts
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Definition of δii and of the crown shift Crw
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A comparison between Q_analytical,Q_pc_lc and Q_Cretu at 0 mrad.
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Comparison of the analytical and numerical load (Q)
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Comparison of the analytical and numerical moment (M)
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The final analytical/numerical correlation on load Q
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The final analytical/numerical correlation on the moment (M)
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The final analytical/numerical correlation on the pressure distribution along the roller

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