Degradation of film cooling performance on a turbine vane suction side due to surface roughness

Proceedings of the ASME Turbo Expo

Volumn 3 PART A, Issue , 2005, Pages 879-887

  Rutledge, James L ^a,b   Robertson, David ^a,c   Bogard, David G ^a  

^a UNIVERSITY OF TEXAS AT AUSTIN   (United States)

^b USAF   (United States)

^c Florida Turbine Technology   (United States)

Author keywords

Film cooling; Heat transfer; Roughness

Indexed keywords

ADIABATIC EFFECTIVENESS; FILM COOLING; SHOWERHEAD BLOWING; TURBULENCE LEVELS;

AIRFOILS; DEGRADATION; HEAT FLUX; HEAT TRANSFER COEFFICIENTS; SURFACE ROUGHNESS; TURBULENCE;

COOLING;

EID: 27744456758     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/GT2005-69045     Document Type: Conference Paper

References (10)

1. Bons, J.P., Taylor, R., McClain, S., and Rivir, R.B., "The Many Faces of Turbine Surface Roughness," ASME Journal of Turbomachinery, vol. 123, 2001, pp. 739-748.
2. Bogard, D. G., Schmidt, D. L., Tabbita, M., 1998, "Characterization and Laboratory Simulation of Turbine Airfoil Surface Roughness and Associated Heat Transfer," Journal of Turbomachinery, vol. 120, pp. 337-342.
3. Goldstein, R. J., Eckert, E. R. G., Chiang, H. D., Elovic, E., 1985, "Effect of Surface Roughness on Film Cooling Performance," Journal of Engineering for Gas Turbines and Power, vol. 107, pp. 111-116.
4. Schmidt, D. L., Sen, B., Bogard, D. G., 1996, "Effects of Surface Roughness on Film Cooling," ASME Paper no. 96-GT-299.
5. Guo, S. M., Lai, C. C., Jones, T. V., Oldfield, M. L. G., Lock, G. D., Rawlinson, A. J., 2000, "Influence of Surface Roughness on Heat Transfer and Effectiveness for a Fully Film Cooled Nozzle Guide Vane Measured by Wide Band Liquid Crystals and Direct Heat Flux Gages," Journal of Turbomachinery, vol. 122, pp. 709-716.
6. Bogard, D. G., Snook, D., Kohli, A., 2003, "Rough Surface Effects on Film Cooling of the Suction Side Surface of a Turbine Vane," ASME Paper no. EMECE2003-42061.
7. Cutbirth, J. M. and Bogard, D. G., "Thermal Field and Flow Visualization Within the Stagnation Region of a Film Cooled Turbine Vane," ASME Journal of Turbomachinery, vol. 124, pp. 200-206, 2002.
8. Robertson, D.R., 2004 "Roughness Impace on Turbine Vane Suction Side Film Cooling Effectiveness," M.S Thesis, University of Texas at Austin.
9. Sen, B., Schmidt, D. L., and Bogard, D. G. "Film Cooling with Compound Angle Holes: Heat Transfer," ASME Journal of Turbomachinery, vol. 118, no. 4, pp. 800-806, 1996.
10. Rutledge, J.L., 2004, "Suction side Roughness Effects on Film Cooling Heat Transfer on a Turbine Vane," M.S. Thesis, University of Texas at Austin.