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TECHNICAL NOTES

Assessment of Periodic Flow Assumption for Unsteady Heat Transfer in Grooved Channels

[+] Author and Article Information
Yongmann M. Chung

School of Engineering and also the Centre for Scientific Computing, University of Warwick, Coventry CV4 7AL, United Kingdom

Paul G. Tucker

Civil and Computational Engineering Centre, University of Wales, Swansea, Swansea SA2 8PP, Wales, United Kingdom

J. Heat Transfer 126(6), 1044-1047 (Jan 26, 2005) (4 pages) doi:10.1115/1.1833371 History: Received January 14, 2004; Revised September 16, 2004; Online January 26, 2005
Copyright © 2004 by ASME
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References

Figures

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Problem definition and computational domain. The temperature of the blocks is Tb and the temperature of the other walls is Ti.
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Time-mean streamline contours. (a) b/h=2, (b) b/h=4 and (c) b/h=6.
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Time-mean temperature contours. (a) b/h=2, (b) b/h=4 and (c) b/h=6.
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Cf distributions around the blocks. (a) b/h=2, (b) b/h=4, and (c) b/h=6.
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Nu distributions around the blocks. (a) b/h=2, (b) b/h=4, and (c) b/h=6.
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Distributions between blocks for b/h=6: (a) Cf and (b) Nu
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Average Cf and Nu around the block: (a) CfU, (b) NuA, and (c) NuI

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