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TECHNICAL PAPERS: Natural and Mixed Convection

Geometric Optimization of Periodic Flow and Heat Transfer in a Volume Cooled by Parallel Tubes

[+] Author and Article Information
Luiz A. O. Rocha, Adrian Bejan

Duke University, Department of Mechanical Engineering and Materials Science, Box 90300, Durham, NC 27708-0300

J. Heat Transfer 123(2), 233-239 (Sep 27, 2000) (7 pages) doi:10.1115/1.1337654 History: Received February 03, 2000; Revised September 27, 2000
Copyright © 2001 by ASME
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References

Figures

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Round tube (Tw) connecting two reservoirs of fluid at the same temperature (T0)
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Two pressure-difference cycles and flows: stop and go, and back and forth
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Bundle of tubes in a fixed volume connecting two reservoirs of fluid at the same temperature
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The geometric maximization of the total heat transfer rate per cycle and per unit volume
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The optimal tube sizes for stop-and-go flow
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The maximum heat transfer per flow cycle and unit volume for stop-and-go flow
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The optimal tube sizes for back-and-forth flow
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The maximum heat transfer per flow cycle and unit volume for back-and-forth flow
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Correlation of the numerical data for the optimal tube size, cf. Figs. 5 and 7
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Correlation of the numerical data for the maximum heat transfer per flow cycle and unit volume, cf. Figs. 6 and 8

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