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TECHNICAL PAPERS

Heat Flux Reduction From Film Cooling and Correlation of Heat Transfer Coefficients From Thermographic Measurements at Enginelike Conditions

[+] Author and Article Information
S. Baldauf, M. Scheurlen

Siemens Power Generation, 45473 Mülheim an der Ruhr, Germany

A. Schulz, S. Wittig

Lehrstuhl und Institut für Thermische Strömungsmaschinen, Universität Karlsruhe (TH), 76128 Karlsruhe, Germany

J. Turbomach 124(4), 699-709 (Nov 07, 2002) (11 pages) doi:10.1115/1.1505848 History: Received October 29, 2001; Online November 07, 2002
Copyright © 2002 by ASME
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References

Figures

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Extended hot wind tunnel scheme with cooling circuit
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Effect of the density ratio on the heat transfer augmentation
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Comparison with literature results
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Effect of the blowing angle on the heat transfer augmentation
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Effect of the hole spacing on the heat transfer augmentation
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Heat transfer through the diabatic wall
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Effect of the density ratio on the heat flux reduction
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Effect of the blowing angle on the heat flux reduction
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Effect of the hole spacing on the heat flux reduction
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Lateral mean values of the heat transfer augmentation on double logarithmic scales
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Correlation of the lateral mean heat transfer coefficients
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Comparison measurement versus correlation

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