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TECHNICAL PAPERS: Natural and Mixed Convection

Natural Convection Heat Transfer and Entropy Generation From a Horizontal Cylinder With Baffles

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

Department of Mechanical Engineering, Jordan University of Science & Technology, P. O. Box 3030, Irbid 22110, Jordane-mail: bassam@just.edu.jo

J. Heat Transfer 122(4), 679-692 (Apr 05, 2000) (14 pages) doi:10.1115/1.1287501 History: Received September 23, 1999; Revised April 05, 2000
Copyright © 2000 by ASME
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References

Figures

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Schematic of the problem, case of a cylinder with three baffles
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Schematic of the computational grid in the physical (left) and computational (right) domains
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Comparison of the local Nusselt number for the case of a smooth cylinder
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Change in the average Nusselt number as a function of the number of baffles at different RaD
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Change in the average Nusselt number as a function of RaD at selective number of baffles
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Changes in the streamline and temperature contours between the case of a smooth cylinder (right) and a baffle equipped cylinder (left) for the cases (B,H,RaD) from top: (1,0.75,105),(2,2.0,102),(3,1.5,103), and (8,1.0,104)
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Total entropy generation as a function of RaD at selective combinations of number of baffles and cylinder diameter
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Total entropy generation as a function of baffle height (H) at selective combinations of Rayleigh number and cylinder diameter

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