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TECHNICAL PAPERS: Melting and Solidification

Experimental Investigation of Convective Melting of Granular Packed Bed Under Microgravity

[+] Author and Article Information
J. Jiang, Y. Hao, Y.-X. Tao

Department of Mechanical Engineering, Tennessee State University, Nashville, TN 37209

J. Heat Transfer 124(3), 516-524 (May 10, 2002) (9 pages) doi:10.1115/1.1469521 History: Received August 10, 2000; Revised November 01, 2001; Online May 10, 2002
Copyright © 2002 by ASME
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References

Figures

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(a) Schematic, (b) test section, and (c) the photo of the Particle-Melting-in-Flow (PMF) flight test module
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(a) Melting of packed bed under gravity condition, and (b) under microgravity condition
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Typical thermal image of ice-water mixture
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Time variation of the packed bed thickness: D=16.4 mm,Re=275,Tl,in=293 K
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Time variation of liquid temperature distribution near the side window: D=16.4,Re=275,Tl,in=293 K, t=(a) 10 s, (b) 30 s , (c) 70 s , (d) 110 s, and (e) 150 s.
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Time variation of liquid temperature distribution at the outlet of test section: D=16.4,Re=275,Tl,in=293 K: t=(a) 10 s, (b) 30 s, (c) 70 s, (d) 110 s, and (e) 150 s.
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Time variation of liquid temperature distribution at the outlet of test section for ground tests: (the other conditions are the same as those in Fig. 6)
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Nusselt number variation with Reynolds number for (a) average Nu, and (b) local Nu
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Nusselt number versus (Pr1/3 Re0.6)2 for (a) average Nu, and (b) local Nu [(Pr1/3 Re0.6)2 instead of Pr1/3Re0.6 shown here for illustration only]
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Dimensionless average mass melting rate as a function of Re /Fr2
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Dimensionless average mass melting rate as a function of Stefan number

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