Influence of Crossflow-Induced Swirl and Impingement on Heat Transfer in a Two-Pass Channel Connected by Two Rows of Holes

[+] Author and Article Information
Gautam Pamula, Srinath V. Ekkad, Sumanta Acharya

Mechanical Engineering Department, Louisiana State University, Baton Rouge, LA 70803

J. Turbomach 123(2), 281-287 (Feb 01, 2000) (7 pages) doi:10.1115/1.1343467 History: Received February 01, 2000
Copyright © 2001 by ASME
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Schematic of the test sections with proposed divider wall geometries
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Schematic of the test section cross section
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Smoke flow visualization of the flow inside the channels
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Detailed Nu/Nu0 distributions for the tested geometry
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Effect of channel Reynolds number on spanwise averaged Nusselt number ratio distributions
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Effect of divider wall geometry on spanwise averaged Nusselt number distributions
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Comparison of different cases from present study with cases studied by Ekkad et al. 15
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Comparison of second pass overall averaged Nusselt number ratios to published rib turbulator studies
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Overall averaged Nusselt number ratio versus friction factor ratio for all six channels
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Thermal Performance Parameter (TPP) versus channel Reynolds number for all six channels




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