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TECHNICAL PAPERS

New Experimental Results of a Single Ridge Passing Through an EHL Conjunction

[+] Author and Article Information
Armando Félix-Quiñonez, Pascal Ehret, Jonathan L. Summers

Engineering Fluid Mechanics Research Group, School of Mechanical Engineering, The University of Leeds, Leeds, LS2 9JT, United Kingdom

J. Tribol 125(2), 252-259 (Mar 19, 2003) (8 pages) doi:10.1115/1.1537268 History: Received August 14, 2001; Revised July 16, 2002; Online March 19, 2003
Copyright © 2003 by ASME
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References

Figures

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Ball on disc apparatus.
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Digitised interferogram and corresponding film thickness contour. Ridge moves from left to right.
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Interferograms and mid-plane profiles of the film thickness for pure rolling conditions, S=0% and Ue=0.025 m/s. Ridge moves from left to right
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Changes in the geometry of the ridge as a function of rolling speed
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Interferograms and mid-plane profiles of the film thickness for positive sliding conditions, S=50% and Ue=0.025 m/s. Ridge moves from left to right
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Interferograms and mid-plane profiles of film thickness with negative sliding conditions, S=−50% and Ue=0.025 m/s. Ridge moves from left to right
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Film thickness fluctuations underneath the defect with regard to its position inside the contact area. Ue=0.025 m/s
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Interferograms and contour maps of film thickness with constant entraining speed Ue=0.025 m/s and increasing negative sliding conditions. Ridge moves from left to right
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Lubricant overcoming the ridge with increasing negative sliding conditions and constant entraining speed Ue=0.025 m/s. Ridge moves from left to right

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