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TECHNICAL PAPERS: Heat Transfer Enhancement

Using Porous Fins for Heat Transfer Enhancement

[+] Author and Article Information
S. Kiwan, M. A. Al-Nimr

Mechanical Engineering Department, Jordan University of Science and Technology, Irbid-Jordan

J. Heat Transfer 123(4), 790-795 (Jul 14, 2000) (6 pages) doi:10.1115/1.1371922 History: Received January 20, 2000; Revised July 14, 2000
Copyright © 2001 by ASME
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References

Figures

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Schematic diagram for the fins configuration
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Finite element mesh for the flow field
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Simple simulation for the porous fin
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Effect of slides number on the heat transfer ratio and on the fraction of saved material
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Sample plot for the (a) streamlines and (b) isotherms in the flow field
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Effect of thermal conductivity ratio on the heat transfer ratio for different fin lengths
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Effect of solid to fluid thermal conductivity ratio on fin porosity
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Effect of Rayleigh number on the heat transfer ratio for different Darcy numbers
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Effect of thermal conductivity ratio on Nusselt number at different fin lengths

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