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TECHNICAL PAPERS

Film Cooling Effectiveness for Short Film Cooling Holes Fed by a Narrow Plenum

[+] Author and Article Information
C. A. Hale, M. W. Plesniak, S. Ramadhyani

School of Mechanical Engineering, Maurice J. Zucrow Laboratories, Purdue University, West Lafayette, IN 47907

J. Turbomach 122(3), 553-557 (Feb 01, 1999) (5 pages) doi:10.1115/1.1303705 History: Received February 01, 1999
Copyright © 2000 by ASME
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References

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Figures

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Schematic of adiabatic test section and plenum
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Effect of L/D on η for co-flow 90 deg injection holes
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Effect of L/D on η for counterflow 90 deg injection holes
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Effect of plenum flow direction on 90 deg short injection hole effectiveness
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Effect of plenum flow direction on 35 deg long injection hole effectiveness at M=1.0
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Injection angle effects for long counterflow injection cases
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Injection angle effects for short counterflow cases at higher blowing ratios
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Injection angle effects for short coflow cases at M=0.5
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Effect of jet lift-off on η at higher blowing ratios
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Centerline effectiveness for 35 deg long counterflow injection

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