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TECHNICAL PAPERS

Augmentation of Stagnation Region Heat Transfer Due to Turbulence From a DLN Can Combustor

[+] Author and Article Information
G. James Van Fossen

NASA Glenn Research Center, Cleveland, OH 44135

Ronald S. Bunker

General Electric, Schenectady, NY 12309

J. Turbomach 123(1), 140-146 (Feb 01, 2000) (7 pages) doi:10.1115/1.1330270 History: Received February 01, 2000
Copyright © 2001 by ASME
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References

Figures

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DLN fuel–air swirler looking upstream
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Crossflow X-wire calibration curves
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Five-hole probe survey; cross-stream vector and streamline plot
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X-wire traverse: mean axial flow and cross-stream velocity components
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Turbulence intensity contour plot
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X-wire traverse: rms fluctuating axial and cross-stream velocity components
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X-wire traverse: ratio of rms fluctuating axial and cross-stream velocity components
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Typical axial and cross-stream autocorrelation functions with curve fits
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X-wire traverse: axial and cross-stream length scales
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Typical axial and cross-stream wave number spectrum
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Heat transfer distribution over the model leading edge
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Comparison of stagnation heat transfer augmentation due to DLN turbulence and correlation derived from square bar grid data

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