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TECHNICAL PAPERS

Heat Transfer Enhancement Using a Convex-Patterned Surface

[+] Author and Article Information
H. K. Moon, T. O’Connell, R. Sharma

Solar Turbines Incorporated, San Diego, CA 92186

J. Turbomach 125(2), 274-280 (Apr 23, 2003) (7 pages) doi:10.1115/1.1556404 History: Received October 23, 2001; Online April 23, 2003
Copyright © 2003 by ASME
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References

Figures

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Schematic view of test apparatus
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Schematic view of convex-patterned surface, δ/d=0
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Normalized air temperature profile, δ/d=0,ReHD=19,555
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Local Nusselt number (NuHD) distribution, δ/d=0,ReHD=15,403
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Local Nusselt number (NuHD) distribution, δ/d=0.24,ReHD=15,713
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Local Nusselt number (NuHD) distribution, δ/d=0.055,ReHD=15,558
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Streamwise-averaged Nusselt number distribution, δ/d=0
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Streamwise-averaged Nusselt number distribution, δ/d=0.024
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Streamwise-averaged Nusselt number distribution, δ/d=0.055
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Centerline velocity distribution, ReHD=19,879,δ/d=0
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Spanwise-averaged Nusselt number distribution, δ/d=0
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Spanwise-averaged Nusselt number distribution, δ/d=0.024
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Spanwise-averaged Nusselt number distribution, δ/d=0.055
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Overall heat transfer enhancement with different Reynolds numbers
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Wall static pressure distribution, δ/d=0
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Normalized friction factors
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Thermal performance comparison

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