The effect of surface texturing in the form of parabolic grooves on the hydrodynamic lubrication properties is investigated in this paper. Numerical simulation of the pressure distribution of lubricant between a textured slider and a smooth, moving slider has been performed. The evaluation criterion of hydrodynamic effect of dimensionless average pressure is calculated and presented with the variation of minimum film thickness, groove width, groove depth, spacing and orientation angle. Optimum values of geometrical parameters such as the dimensionless groove depth, spacing and orientation angle are obtained which correspond to maximum average pressure. It is also noted that the average pressure increases monotonically with increasing groove width. The results show that the hydrodynamic effect can be improved by employing optimized surface texturing design.
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January 2012
Hydrodynamic Lubrication
Hydrodynamic Lubrication of Conformal Contacting Surfaces With Parabolic Grooves
Yonghong Fu,
Yonghong Fu
School of Mechanical Engineering, Jiangsu University
, Zhenjiang, Jiangsu, 212013, P. R. C.
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Jinghu Ji,
e-mail: andyjee@163.com
Jinghu Ji
School of Mechanical Engineering, Jiangsu University
, Zhenjiang, Jiangsu, 212013, P. R. C.
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Qinsheng Bi
Qinsheng Bi
Faculty of Science, Jiangsu University
, Zhenjiang, Jiangsu, 212013, P. R. C.
Search for other works by this author on:
Yonghong Fu
School of Mechanical Engineering, Jiangsu University
, Zhenjiang, Jiangsu, 212013, P. R. C.
Jinghu Ji
School of Mechanical Engineering, Jiangsu University
, Zhenjiang, Jiangsu, 212013, P. R. C.
e-mail: andyjee@163.com
Qinsheng Bi
Faculty of Science, Jiangsu University
, Zhenjiang, Jiangsu, 212013, P. R. C.
J. Tribol. Jan 2012, 134(1): 011701 (9 pages)
Published Online: February 9, 2012
Article history
Received:
May 22, 2011
Revised:
November 30, 2011
Published:
February 8, 2012
Online:
February 9, 2012
Citation
Fu, Y., Ji, J., and Bi, Q. (February 9, 2012). "Hydrodynamic Lubrication of Conformal Contacting Surfaces With Parabolic Grooves." ASME. J. Tribol. January 2012; 134(1): 011701. https://doi.org/10.1115/1.4005518
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