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TECHNICAL PAPERS

Induced Micro-Variations in Hydrodynamic Bearings

[+] Author and Article Information
Charles Baroud, Ilene Busch-Vishniac, Kristin Wood

Department of Mechanical Engineering, The University of Texas MC C2200, Austin, TX 78712-1043

J. Tribol 122(3), 585-589 (Aug 10, 1999) (5 pages) doi:10.1115/1.555405 History: Received March 29, 1999; Revised August 10, 1999
Copyright © 2000 by ASME
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References

Ho,  C.-M., and Tai,  Y.-C., 1996, “Review: MEMS and Its Applications for Flow Control,” ASME J. Fluids Eng. 118, pp. 437–446.
Ho,  C.-M., and Tai,  Y.-C., 1998, “Micro-Electro-Mechanical-Systems (MEMS) and Fluid Flows,” Annu. Rev. Fluid Dynam. 30, pp. 579–612.
Christensen,  H., 1970, “Stochasatic Model for Hydrodynamic Lubrication of Rough Surfaces,” Proc. Inst. Mech. Eng. 184, pp. 1013.
Hargreaves,  D., 1991, “Surface Waviness Effects on the Load-Carrying Capacity of Rectangular Slider Bearings,” Wear 145, pp. 137–151.
Gururajan,  K. and Prakash,  J., 1999, “Surface Roughness Effects in Infinitely Long Porous Journal Bearings,” ASME J. Tribol. 121, pp. 139–147.
Koeneman, P. B., 1995, “Conceptual Design of a Micro Power Supply for a MEMS Smart Bearing,” Master’s thesis, The University of Texas at Austin, Austin, Texas.
Koeneman,  P., Busch-Vishniac,  I., and Wood,  K., 1997, “Feasibility of MEMS Micro Power Supplies,” IEEE J. Microelectromech. Syst. 6, pp. 355–362.
Flagg, S. W., 1995, “Design and Construction of an Apparatus to Test Active Hydrodynamic Bearings,” Master’s thesis, The University of Texas at Austin, Austin, Texas.
Masser, D. I., 1995, “An Experimental Investigation of Hydrodynamic Bearings with Micromachined Surfaces,” Master’s thesis, The University of Texas at Austin, Austin, Texas.
Maddox, W. E., 1994, “Modeling and Design of a Smart Hydrodynamic Bearing with an Actively Deformable Surface,” Master’s thesis, The University of Texas at Austin, Austin, Texas.
Chu,  C. S., Wood,  K. L., and Busch-Vishniac,  I., 1998, “Nonlinear Dynamic Modeling with Confidence Bounds of Hydrodynamic Bearings,” ASME J. Tribol. 120, pp. 595–604.
Wood,  K., and Neikirk,  D. , 1998, “MEMs Hydrodynamic Bearings: Applications and Implications to Machine Failure Prevention,” J. Tribotest, 4, pp. 275–288.
Box, G., and Draper, N., 1987, Empirical Model-Building and Response Surfaces Wiley, NY.
DeVor, R. E., Chang, T., and Sutherland, J. W., 1992, Statistical Quality Design and Control: Contemporary Concepts and Methods, Macmillan, New York.
Ross, P. J., 1996, Taguchi Techniques for Quality Engineering, McGraw Hill, New York.
Baroud, C. N., 1997, “Induced Dynamical Variations in Hydrodynamic Bearings,” Master’s thesis, The University of Texas at Austin, Austin, Texas.

Figures

Grahic Jump Location
Schematic of novel MEMS array
Grahic Jump Location
Bearing experimental assembly showing our experimental setup
Grahic Jump Location
Masks used in previous experiments. Mask 1 is flat, while masks 2 and 3 have 50 μm grooves etched in them, extending all the way across only in mask 2.
Grahic Jump Location
Experimental results of thrust load versus film thickness: fixed surface features on a experimental slider bearing. From Masser 9.
Grahic Jump Location
Schematic cut through the mask showing the tape deformation under pressure. The fluid flow is from the left to the right in this figure.
Grahic Jump Location
The thrust and drag differentials for mask 1. The “x” corresponds to the case when Xmin=75 μm and Hx=2.0. “o” corresponds to Xmin=100 μm and Hx=2.0. “+” corresponds to Xmin=75 μm and Hx=1.5. “* ” corresponds to Xmin=100 μm and Hx=1.5.
Grahic Jump Location
The thrust and drag differentials for mask 2, using the same symbols as for Fig. 6

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