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TECHNICAL PAPERS: Forced Convection

Enhanced Forced Convection Heat Transfer From a Cylinder Using Permeable Fins

[+] Author and Article Information
Bassam A/K Abu-Hijleh

School of Aerospace, Mechanical and Manufacturing Engineering, RMIT University, Bundoora, Victoria 3083, Australia

J. Heat Transfer 125(5), 804-811 (Sep 23, 2003) (8 pages) doi:10.1115/1.1599371 History: Received November 27, 2002; Revised May 16, 2003; Online September 23, 2003
Copyright © 2003 by ASME
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References

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Al-Nimr,  M. A., and Alkam,  M. K., 1998, “A Modified Tubeless Solar Collector Partially Filled With Porous Substrate,” Renewable Energy, 13, pp. 165–173.
A/K Abu-Hijleh,  B., 2001, “Natural Convection Heat Transfer From a Cylinder Covered With an Orthotropic Porous Layer,” Numer. Heat Transfer, 40, pp. 767–782.
Badr,  H. M., 1983, “A Theoretical Study of Laminar Mixed Convection From a Horizontal Cylinder in a Cross Stream,” Int. J. Heat Mass Transfer, 26, pp. 639–653.
Saitoh,  T., Sajik,  T., and Maruhara,  K., 1993, “Benchmark Solutions to Natural Convection Heat Transfer Problem Around a Horizontal Circular Cylinder,” Int. J. Heat Mass Transfer, 36, pp. 1251–1259.
Ahmad,  R. A., 1996, “Steady-State Numerical Solution of the Navier-Stokes and Energy Equations Around a Horizontal Cylinder at Moderate Reynolds Numbers From 100 to 500,” Heat Transfer Eng., 17, pp. 31–81.
A/K Abu-Hijleh,  B., 1999, “Laminar Mixed Convection Correlations for an Isothermal Cylinder in Cross Flow at Different Angles of Attack,” Int. J. Heat Mass Transfer, 42, pp. 1383–1388.
A/K Abu-Hijleh,  B., 2003, “Numerical Simulation of Forced Convection Heat Transfer From a Cylinder With High Conductivity Radial Fins in Cross-Flow,” Int J. Therm. Sci., 42(8), pp. 741–748.
Stewart,  W. E., and Burns,  A. S., 1992, “Convection in a Concentric Annulus With Heat Generating Porous Media and a Permeable Inner Boundary,” Int. Commun. Heat Mass Transfer, 19, pp. 859–868.
Zhao,  T. S., and Liao,  Q., 2000, “On Capillary-Driven Flow and Phase-Change Heat Transfer in a Porous Structure Heated by a Finned Surface: Measurements and Modeling,” Int. J. Heat Mass Transfer, 43, pp. 1141–1155.
Zhao,  T. S., and Song,  Y. J., 2001, “Forced Convection in a Porous Medium Heated by a Permeable Wall Perpendicular to Flow Direction: Analyses and Measurements,” Int. J. Heat Mass Transfer, 44, pp. 1031–1037.
A/K Abu-Hijleh,  B., 2002, “Natural Convection Heat Transfer From a Cylinder With High Conductivity Permeable Fins,” ASME J. Heat Transfer, 125(2), pp. 282–288.
Anderson, J. D., 1994, Computational Fluid Dynamics: The Basics With Applications, McGraw Hill, New York.
Patankar, S. V., 1980, Numerical Heat Transfer and Fluid Flow, McGraw Hill, New York.
Incropera, F. P., and DeWitt, D. P., 1996, Fundamentals of Heat and Mass Transfer, John Wiley & Sons, New York.

Figures

Grahic Jump Location
Streamline contours (left) and isothermal contours and relative velocity vectors (right) using different number of permeable fins at ReD=70 and H=3.0
Grahic Jump Location
Streamline contours (left) and isothermal contours and relative velocity vectors (right) using different number of solid fins at ReD=70 and H=3.0
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Variation of the local Nusselt number for the case of ReD=70 and H=3.0 using solid fins (a) and permeable fins (b and c)
Grahic Jump Location
Change in the ratio of the normalized permeable to solid fins Nusselt number as a function of number of fins at different combinations of fin height and ReD
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Change in the normalized Nusselt number of solid fins (solid lines) and permeable fins (dashed lines) as a function of number of fins at different combinations of fin height and ReD
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Comparison of the local Nusselt number for the case of a smooth cylinder. The equations’ numbers are from their respective references
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Schematic diagram of the cylinder with equally spaced permeable fins

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