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TECHNICAL PAPERS

Aerothermal Investigations of Mixing Flow Phenomena in Case of Radially Inclined Ejection Holes at the Leading Edge

[+] Author and Article Information
Dieter E. Bohn

Institute of Steam and Gas Turbines, Aachen University of Technology, Templergraben 55, D-52056 Aachen, Germany

Karsten A. Kusterer

B&B-AGEMA, Jülicher Strasse 338, D-52070 Aachen, Germany

J. Turbomach 122(2), 334-339 (Feb 01, 1999) (6 pages) doi:10.1115/1.555456 History: Received February 01, 1999
Copyright © 2000 by ASME
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References

Kercher,  D. M., 1998, “A Film-Cooling CFD Bibliography: 1971–1996,” Int. J. Rot. Mach., 4, No. 1, pp. 61–72.
Bergeles,  G., Gosman,  A. D., and Launder,  B. E., 1976, “The Prediction of Three-Dimensional Discrete-Hole Cooling Processes,” ASME J. Heat Transfer, 98, pp. 379–386.
Leylek,  J. H., and Zerkle,  R. D., 1994, “Discrete-Jet Film Cooling: A Comparison of Computational Results With Experiments,” ASME J. Turbomach., 116, pp. 358–368.
Walters,  D. K., and Leylek,  J. H., 2000, “A Detailed Analysis of Film-Cooling Physics: Part I—Streamwise Injections With Cylindrical Holes,” ASME J. Turbomach., 122, pp. 102–112.
Vogel, D. T., Wilfert, G., and Fottner, L., 1995, “Numerical and Experimental Investigations of Film Cooling From a Row of Holes at the Suction Side of a Highly Loaded Turbine Blade,” ISABE 95-7103.
Martin C. A., and Thole K. A., 1997, “A CFD Benchmark Study: Leading Edge Film-Cooling With Compound Angle Injection,” ASME Paper No. 97-GT-297.
McGovern,  K. T., and Leylek,  J. H., 2000, “A Detailed Analysis of Film Cooling Physics: Part II—Compound-Angle Injection With Cylindrical Holes,” ASME J. Turbomach., 122, pp. 113–121.
Baier, R.-D., Broichhausen, K.-D., Fritsch, G., and Koschel, W., 1997, “Systematic Study on the Fluid Dynamical Behavior of Streamwise and Laterally Inclined Jets in Crossflow,” ASME Paper No. 97-GT-98.
Hall, J. E., Topp, D. A., and Delaney, R. A., 1994, “Aerodynamic/Heat Transfer Analysis of Discrete Site Film-Cooled Turbine Airfoils,” AIAA Paper No. 94-3070.
Garg,  V. K., and Rigby,  D. L., 1999, “Heat Transfer on a Film-Cooled Blade—Effect of Hole Physics,” Int. J. Heat Fluid Flow, 20, pp. 10–25.
Bohn, D., and Kusterer, K., 1999, “Blowing Ratio Influence on Jet Mixing Flow Phenomena at the Leading Edge,” AIAA Paper No. 99-0670.
Ardey, S., and Fottner, L., 1997, “Flow Field Measurements on a Large ScaleTurbine Cascade With Leading Edge Film Cooling by Two Rows of Holes,” ASME Paper No. 97-GT-524.
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Ardey S., 1998, “3D-Messung des Strömungsfeldes um die filmgekühlte Vorderkante einer Referenzschaufel,” Ph.D. Thesis, University of the Armed Forces Munich.
Bohn, D., Becker, V., Kusterer, K., Ardey S., and Fottner, L., 1997, “The Influence of Slot-Ejection and Showerhead Ejection on the 3-D. Flow Field of a Film-Cooled Turbine Blade Under Consideration of Side Wall Effect,” ISABE 97-7162.
Schmatz, M. A., 1988, “Three-Dimensional Viscous Flow Simulations Using an Implicit Relaxation Scheme,” Notes on Numerical Fluid-Mechanics (NNFM), 22 , Vieweg, Braunschweig, 226–242.
Eberle, A., Schmatz M. A., and Bissinger, N., 1990, “Generalized Flux Vectors for Hypersonic Shock-Capturing,” AIAA Paper No. 90-0390.
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Figures

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Experimental measurement planes
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Three-dimensional numerical grids of the AGTB-B2 configuration (multiblock grid)
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Pressure distribution (AGTB-B2)
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Comparison of experimental and calculational secondary flow field in the ejection jets
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Temperature field at the leading edge
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Temperature field in suction side jet
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Temperature field in pressure side jet

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