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TECHNICAL BRIEFS

Pump Power Gain for Heated Porous Medium Channel Flows

[+] Author and Article Information
Arunn Narasimhan

Department of Mechanical Engineering, Indian Institute of Technology Madras, Chennai, TN 600036, India

José L. Lage

Laboratory for Porous Materials Applications, Mechanical Engineering Department, Southern Methodist University, Dallas, TX75275-0337

J. Fluids Eng 126(3), 494-497 (Jul 12, 2004) (4 pages) doi:10.1115/1.1760546 History: Received February 06, 2003; Revised January 13, 2004; Online July 12, 2004
Copyright © 2004 by ASME
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References

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Xie,  C., and Hartnett,  J. P., 1992, “Influence of Variable Viscosity of Mineral Oil on Laminar Heat Transfer in a 2:1 Rectangular Duct,” Int. J. Heat Mass Transfer, 35, 641–648.
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Nield, D. A., and Bejan, A., 1999, Convection in Porous Media, 2nd Ed, Springer Verlag.
Ingham, D. B., and Pop, I., 2002, Transport Phenomena in Porous Media II, Pergamon, Oxford.
Lage,  J. L., Weinert,  A. K., Price,  D. C., and Weber,  R. M., 1996, “Numerical Study of a Low Permeability Microporous Heat Sink for Cooling Phased-Array Radar Systems,” Int. J. Heat Mass Transfer, 39, 3633–3647.
Porneala, D. C., 1998, Experimental Tests of Microsporous Enhanced Cold Plates for Cooling High Frequency Microwave Antennas, Ph.D. Dissertation, Southern Methodist University, Dallas, Texas.
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Narasimhan,  A., and Lage,  J. L., 2001, “Forced Convection of a Fluid with Temperature-Dependent Viscosity through a Porous Medium Channel,” Numer. Heat Transfer 40(8), 801–820.
Narasimhan,  A., Lage,  J. L., Nield,  D. A., and Porneala,  D. C., 2001, “Experimental Verification of Two New Theories for Predicting the Temperature-Dependent Viscosity Effects on the Forced Convection through a Porous Media Channel,” ASME J. Fluids Eng., 123, 948–951.
Lage,  J. L., Antohe,  B. V., and Nield,  D. A., 1997, “Two types of Nonlinear Pressure-Drop versus Flow-Rate relation Observed for Saturated Porous Media,” Ann. Chim. (Rome), 119, 700–706.
Lage, J. L., 1998, “The Fundamental Theory of Flow through Permeable Media from Darcy to Turbulence,” in Transport Phenomena in Porous Media (Eds. D. B. Ingham and I. Pop), Pergamon, Oxford, 1–30.
Narasimhan, A., 2002, Unraveling, Modeling and Validating the Temperature Dependent Viscosity Effects in Flow through Porous Media, Ph.D. Dissertation, Southern Methodist University, Dallas, Texas.

Figures

Grahic Jump Location
Properties of PAO with temperature (from 16) normalized by values at 21°C
Grahic Jump Location
Overall system energy efficiency R versus fluid speed, for q=0.01 MW/m2 and several fluid inlet temperatures
Grahic Jump Location
Overall system energy efficiency R versus fluid speed, for Tin=7°C and several heat fluxes
Grahic Jump Location
Comparison of heat flux and inlet temperature effects on overall system energy efficiency

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