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TECHNICAL PAPERS

A Segregated SUPG/FEM for THDL Analysis In High Speed Slider Bearings With Injection Effect

[+] Author and Article Information
B. V. Rathish Kumar

Department of Mathematics, Indian Institute of Technology, Kanpur-208016, Indiae-mail: bvrk@iitk.ac.in

J. Tribol 123(4), 732-741 (Sep 26, 2000) (10 pages) doi:10.1115/1.1339980 History: Received June 20, 2000; Revised September 26, 2000
Copyright © 2001 by ASME
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References

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Santos,  I. F., and Nicoletti,  R., 1999, “THD Analysis in Tilting Pad Journal Bearings Using Multiple Orifice Hybrid Lubrication,” ASME J. Tribol., 121, pp. 892–900.
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Schumark,  M. R., 1996, “Application of the Pseudo Spectral Method to Thermohydrodynamic Lubrication,” Int. J. Numer. Methods Fluids, 23, pp. 1145–1161.
Rathish Kumar,  B. V., Rao,  P. S., and Sinha,  P., 2000, “SUPG/FEM Analysis of Thermal Effects on Load Carrying Capacity in Slider Bearings,” Int. J. Numerical Heat Transfer, 38, No. 3, pp. 305–328.
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Figures

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A typical slider bearing geometry with inection
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Comparison of load carrying capacities on different mesh systems
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Comparison of analytical and numerical results for hydrodynamic lubrication
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Pressures along the pad in sliding direction at Pi=0 for different K
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Comparison of load carrying capacities obtained in the studies with and without injection effect for (Pi,Po)=(0,0),Ts=Tp=Ti=Tinj=1.3,K=0.4,0.6,0.8,1.0
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Isotherms in lubricant film for (Pi,Po)=(0,0),K=0.4,Ti=Ts=Tp=1.3 with (a) injection effect Tinj=1.3, (b) without injection effect
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Isotherms in lubricant film for (Pi,Po)=(0,0),K=0.8,Ti=Ts=Tp=1.3 with (a) injection effect Tinj=1.3, (b) without injection effect
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Isotherms in lubricant film for (Pi,Po)=(1,0),K=0.4,Ti=Ts=Tp=1.3 with (a) injection effect Tinj=1.3, (b) without injection effect  
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Isotherms in lubricant film for (Pi,Po)=(1,0),K=1.0,Ti=Ts=Tp=1.3 with (a) injection effect Tinj=1.3, (b) without injection effect
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Comparison of frictional drag for various K at Ts=Tp=Ti=1.3,(Pi,Po)=(0,0), (1,0) of the studies with and without injection effect (Tinj=1.3)
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Isotherms in lubricant film for (Pi,Po)=(0,0),K=0.4,Ti=Ts=Tp=1.3 with (a) Tinj=1.2, (b) Tinj=1.1
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Load carrying capacities versus beta for Ti=Ts=Tp=Tinj=1.3

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