Impact of Film-Cooling Jets on Turbine Aerodynamic Losses

[+] Author and Article Information
Dibbon K. Walters, James H. Leylek

Department of Mechanical Engineering, Clemson University, Clemson, SC 29634

J. Turbomach 122(3), 537-545 (Feb 01, 1999) (9 pages) doi:10.1115/1.1303818 History: Received February 01, 1999
Copyright © 2000 by ASME
Your Session has timed out. Please sign back in to continue.


Ito, S., 1976, “Film Cooling and Aerodynamic Loss in a Gas Turbine Cascade,” Ph.D. Thesis, University of Minnesota.
Ito,  S., Eckert,  E. R., and Goldstein,  R. J., 1980, “Aerodynamic Loss in a Gas Turbine Stage With Film-Cooling,” ASME J. Eng. Power, 102, pp. 964–970.
Haller,  B. R., and Camus,  J.-J., 1984, “Aerodynamic Loss Penalty Produced by Film Cooling Transonic Turbine Blades,” ASME J. Eng. Gas Turbines Power, 106, pp. 198–205.
Köllen, O., and Koschel, W., 1985, “Effect of Film Cooling on the Aerodynamic Performance of a Turbine Cascade,” AGARD CP-390.
Yamamoto,  A., Kondo,  Y., and Murao,  R., 1991, “Cooling-Air Injection Into Secondary Flow and Loss Fields Within a Linear Turbine Cascade,” ASME J. Turbomach., 113, pp. 375–383.
Hong, Y., Fu, C., Cunzhong, G., and Zhongqi, W., 1997, “Investigation of Cooling-Air Injection on the Flow Field Within a Linear Turbine Cascade,” ASME Paper No. 97-GT-520.
Day, C. R. B., Oldfield, M. L. G., Lock, G. D., and Dancer, S. N., 1998, “Efficiency Measurements of an Annular Nozzle Guide Vane Cascade With Different Film Cooling Geometries,” ASME Paper No. 98-GT-538.
Day,  C. R. B., Oldfield,  M. L. G., and Lock,  G. D., 1999, “The Influence of Film Cooling on the Efficiency of an Annular Nozzle Guide Vane Cascade,” ASME J. Turbomach., 121, pp. 145–151.
Osnaghi, C., Perdichizzi, A., Savini, M., Harasgama, P., and Lutum, E., 1997, “The Influence of Film-Cooling on the Aerodynamic Performance of a Turbine Nozzle Guide Vane,” ASME Paper No. 97-GT-522.
Urban, M. F., Hermeler, J., and Hosenfeld, H.-G., 1998, “Experimental and Numerical Investigations of Film-Cooling Effects on the Aerodynamic Performance of Transonic Turbine Blades,” ASME Paper No. 98-GT-546.
Hartsel, J. E., 1972, “Predictions of Effects of Mass-Transfer Cooling on the Blade-Row Efficiency of Turbine Airfoils,” AIAA Paper No. 72-11.
Ardey, S., and Fottner, L., 1997, “Flow Field Measurements on a Large Scale Turbine Cascade With Leading Edge Film Cooling by Two Rows of Holes,” ASME Paper No. 97-GT-524.
Kubo, R., Otomo, F., Fukuyama, Y., and Nakata, Y., 1998, “Aerodynamic Loss Increase Due to Individual Film Cooling Injections From Gas Turbine Nozzle Surface,” ASME Paper No. 98-GT-497.
Leylek,  J. H., and Zerkle,  R. D., 1994, “Discrete-Jet Film Cooling: A Comparison of Computational Results With Experiments,” ASME J. Turbomach., 113, pp. 358–368.
Garg,  V. K., and Gaugler,  R. E., 1997, “Effect of Velocity and Temperature Distribution at the Hole Exit on Film Cooling of Turbine Blades,” ASME J. Turbomach., 119, pp. 343–351.
Fukuyama, Y., Otomo, F., Sato, M., Kobayashi, Y., and Matsuzaki, H., 1995, “Prediction of Vane Surface Film Cooling Effectiveness Using Compressible Navier–Stokes Procedure and k–ε Turbulence Model With Wall Function,” ASME Paper No. 95-GT-25.
Walters,  D. K., and Leylek,  J. H., 1997, “A Systematic Computational Methodology Applied to a Three-Dimensional Film-Cooling Flowfield,” ASME J. Turbomach., 119, pp. 777–785.
Newman, O. M., 1995, “The Development of an Effective Computational Methodology for Complex Flows,” Clemson Univeristy Undergraduate Honors Thesis.
Walters,  D. K., and Leylek,  J. H., 2000, “A Detailed Analysis of Film-Cooling Physics: Part I—Streamwise Injection With Cylindrical Holes,” ASME J. Turbomach., 122, pp. 102–112.
Launder,  B., and Spalding,  D., 1974, “The Numerical Computation of Turbulent Flows,” Comput. Methods Appl. Mech. Eng., 3, pp. 269–289.
Yakhot,  V., and Orszag,  S. A., 1986, “Renormalization Group Analysis of Turbulence: I. Basic Theory,” J. Sci. Comput., 1, pp. 1–51.
Shih,  T.-H., Liou,  W. W., Shabbir,  A., and Zhu,  J., 1995, “A New k–ε Eddy-Viscosity Model for High Reynolds Number Turbulent Flows Model Development and Validation,” Comput. Fluids, 24, No. 3, pp. 227–238.
Launder,  B. E., 1989, “Second-Moment Closure: Present[[ellipsis]]and Future?” Int. J. Heat Fluid Flow, 10, pp. 282–300.
Ferguson, J. D., Walters, D. K., and Leylek, J. H., 1998, “Performance of Turbulence Models and Near-Wall Treatments in Discrete Jet Film Cooling Simulations,” ASME Paper No. 98-GT-438.
Lumley,  J. L., 1992, “Some Comments on Turbulence,” Phys. Fluids A, 4, pp. 203–211.
Durbin,  P., 1996, “On the k–ε Stagnation Point Anomaly,” Int. J. Heat Fluid Flow, 17, pp. 89–90.
Denton,  J. D., 1993, “Loss Mechanisms in Turbomachines,” ASME J. Turbomach., 115, p. 621.
Sen,  B., Schmidt,  D. L., and Bogard,  D. G., 1996, “Film Cooling With Compound Angle Holes: Heat Transfer,” ASME J. Turbomach., 118, pp. 800–806.


Grahic Jump Location
Geometry of the experimental test case used in this study: (a) overall setup; (b) blading details. Computational domain modeled the experiments (Ito et al., 1980).
Grahic Jump Location
Details of the SS grid used in the present study: (a) z=0 symmetry plane; (b) surface mesh in film-hole region
Grahic Jump Location
Solid blade loading curve indicates good agreement between computations and experiments
Grahic Jump Location
Profiles of loss coefficient for the solid blade obtained with each of the turbulence models. The RSM and RKE models yield the best agreement with experiments.
Grahic Jump Location
Contours of turbulent kinetic energy normalized by average exit velocity (k/V22), showing excess turbulence computed with SKE and RNG models
Grahic Jump Location
Pitchwise-averaged downstream loss coefficient for SS injection: (a) overall; (b) increase due to film cooling
Grahic Jump Location
Profiles of downstream loss coefficient for SS injection
Grahic Jump Location
Pitchwise-averaged downstream loss coefficient for PS injection: (a) overall; (b) increase due to film cooling
Grahic Jump Location
Effect of density ratio on area-averaged loss coefficient for SS injection. Significant influence is observed when plotted versus M(a), but not when plotted versus I(b).



Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In