Film Cooling Discharge Coefficient Measurements in a Turbulated Passage With Internal Crossflow

[+] Author and Article Information
Ronald S. Bunker, Jeremy C. Bailey

General Electric Company, Research & Development Center, Niskayuna, NY 12309

J. Turbomach 123(4), 774-780 (Feb 01, 2001) (7 pages) doi:10.1115/1.1397307 History: Received February 01, 2001
Copyright © 2001 by ASME
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Grahic Jump Location
Orientation and relative location of film hole to turbulators (arrows indicate reversible flow direction)
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Nonturbulated (smooth) channel film hole discharge coefficients
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Parallel flow (smooth) discharge coefficient: comparison with Gritsch et al. 10
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Perpendicular flow (smooth) discharge coefficient: comparison with Gritsch et al. 10
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Counterflow (smooth) discharge coefficient: comparison with Hay et al. 5
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Effect of turbulated wall with film hole placed midway between turbulators
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Discharge coefficients for film holes located just aft of turbulator
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Discharge coefficients for film holes located just before turbulator
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Schematic of idealized flows near transverse turbulators
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Turbulated channel geometry (dimensions in centimeters)




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