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TECHNICAL NOTES

On Natural Convective Heat Transfer in Vertical Channels With a Single Surface Mounted Heat-Flux Module

[+] Author and Article Information
G. Desrayaud

LETEM/INSSET, Université de Picardie, 48 rue Raspail BP 422, 02109 Saint-Quentin, France

A. Fichera

DIIM, Università di Catania, Viale A. Doria 6 95125 Catania, Italy

J. Heat Transfer 125(4), 734-739 (Jul 17, 2003) (6 pages) doi:10.1115/1.1532016 History: Received January 04, 2001; Revised October 08, 2002; Online July 17, 2003
Copyright © 2003 by ASME
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References

Sathe,  S., and Sammakia,  B., 1998, “A Review of Recent Developments in Some Practical Aspects of Air-Cooled Electronic Packages,” ASME J. Heat Transfer, 120, pp. 830–839.
Young,  T. J., and Vafai,  K., 1998, “Convective Cooling of a Heated Obstacle in Channel,” Int. J. Heat Mass Transf., 41, pp. 3131–3148.
Roeller,  P. T., and Webb,  B. W., 1992, “A Composite Correlation for Heat Transfer From Isolated Two and Three-Dimensional Protrusions in Channel,” Int. J. Heat Mass Transf., 35(4), pp. 987–990.
Kim,  S. H., and Anand,  N. K., 1994, “Laminar Developing Flow and Heat Transfer Between a Series of Parallel Plates With Surface Mounted Discrete Heat Sources,” Int. J. Heat Mass Transf., 37(15), pp. 2231–2244.
Gupta,  A., and Jaluria,  Y., 1988, “Forced Convective Liquid Cooling of Arrays of Protruding Heated Elements Mounted in a Rectangular Duct,” ASME J. Electron. Packag., 120, pp. 243–252.
Hung,  Y. H., and Shiau,  W. M., 1988, “Local Steady-State Natural Convection Heat Transfer in Vertical Parallel Plates With a Two-Dimensional Rectangular Rib,” Int. J. Heat Mass Transf., 31, pp. 1279–1288.
Lin,  T.-Y., and Hsieh,  S.-S., 1990, “Natural Convection of Opposing/Assisting Flows in Vertical Channels With Asymmetrically Discrete Heated Ribs,” Int. J. Heat Mass Transf., 33, pp. 2295–2309.
Tanda,  G., 1997, “Natural Convection Heat Transfer in Vertical Channels With and Without Transverse Square Ribs,” Int. J. Heat Mass Transf., 40, pp. 2173–2185.
Patankar, S. V., 1980, Numerical Heat Transfer and Fluid Flow, Hemisphere Publishing, Washington, DC.
Said,  S. A. M., and Krane,  R. J., 1990, “An Analytical and Experimental Investigation of Natural Convection Heat Transfer in Vertical Channels With a Single Obstruction,” Int. J. Heat Mass Transf., 33, pp. 1121–1134.
Naylor,  D., Floryan,  J. M., and Tarasuk,  J. D., 1991, “A Numerical Study of Developing Free Convection Between Isothermal Vertical Plates,” ASME J. Heat Transfer, 113, pp. 620–626.

Figures

Grahic Jump Location
Computational domain and coordinate system
Grahic Jump Location
Streamlines (a, b, c) and isotherms (d, e, f ) for three different Rayleigh numbers, h*=1,w*=0.25,A=5,Pr=0.71
Grahic Jump Location
Streamlines for various sizes of the heated module, Ra=5 105,Pr=0.71,A=5
Grahic Jump Location
Temperature variation of the heat flux module versus its width for two Rayleigh numbers, A=5,Pr=0.71
Grahic Jump Location
Numerical versus predicted module temperature for the correlation (7). The straight line is the line of equality between prediction and numerical experiments, and the broken lines are +/−5 percent

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