The fluid dynamics of LPT blade separation control using pulsed jets

Proceedings of the ASME Turbo Expo

Volumn 3, Issue , 2001, Pages

  Bons, Jeffrey P ^a   Sondergaard, Rolf ^b   Rivir, Richard B ^b  

^a AIR FORCE INSTITUTE OF TECHNOLOGY   (United States)

^b AIR FORCE RESEARCH LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AIRCRAFT ENGINES; BOUNDARY LAYERS; CASCADES (FLUID MECHANICS); FLOW CONTROL; GAS TURBINES; REYNOLDS NUMBER; TRANSPORT AIRCRAFT; VORTEX FLOW; VORTICITY; WAKES;

BOUNDARY LAYER MEASUREMENTS; BOUNDARY-LAYER SEPARATION; HIGH-ALTITUDE AIRCRAFTS; LINEAR TURBINE CASCADES; LOW-PRESSURE TURBINES; PULSING FREQUENCIES; TURBINE INLET TEMPERATURE; VORTEX GENERATOR JETS;

TURBOMACHINE BLADES;

EID: 84905724748     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/2001-GT-0190     Document Type: Conference Paper

References (21)

1. Sharma. O., 1998, "Impact of Reynolds Number on LP Turbine Performance", Proceedings of the 1997 Minnowbrook II Workshop on Boundary Layer Transition in Turbomachines, NASA/CP-1998-206958.
2. Matsunuma, T., Abe, H., Tsutsui, Y., and Murata, K., 1998, "Characteristics of an Annular Turbine Cascade at Low Reynolds Numbers.", presented at IGTI 1998 in Stockholm, Sweden, June 1998, paper #98-GT-518.
3. Matsunuma, T., Abe, H., and Tsutsui, Y., 1999, "Influence of Turbulence Intensity on Annular Turbine Stator Aerodynamics at Low Reynolds Numbers.," presented at IGTI 1999 in Indianapolis, Indiana, June 1999, paper #99-GT-151.
4. Helton, D., 1997, private communication.
5. Lin, J.C., Howard, F.G., Bushnell, D.M., and Selby, G.V., 1990, "Investigation of Several Passive and Active Methods of Turbulent Flow Separation Control.", AIAA Paper # 90-1598.
6. Compton, D.A. and Johnston, J.P., 1992, "Streamwise Vortex Production by Pitched and Skewed Jets in a Turbulent Boundary Layer", AIAA Journal, Vol. 30, No. 3, March 1992.
7. Henry, F.S. and Pearcey, H.H., 1994, "Numerical Model of Boundary-Layer Control Using Air-Jet Generated Vortices", AIAA Journal, Vol. 32, No. 12, December 1994.
8. Chang, R., Hsiao, F.B., and Shyu, R.N., 1992, "Forcing Level Effects of Internal Acoustic Excitation on the Improvement of Airfoil Performance", ASME Journal of Aircraft, Vol. 29, No. 5, Sep-Oct, 1992, pp. 823-829.
9. Amitay, M., Kibens, V., Parekh, D., and Glezer, A., 1999, "The Dynamics of Flow Reattachment over a Thick Airfoil Controlled by Synthetic Jet Actuators", AIAA paper #99-1001.
10. Weaver, D., McAlister, K., and Tso, J., 1998, "Suppression of Dynamic Stall by Steady and Pulsed Upper-Surface Blowing", AIAA paper #98-2413.
11. Wu, J., Lu, X., Denny, A., Fan, M., and Wu, J., 1998, "Post-stall flow control on an airfoil by local unsteady forcing," Journal of Fluid Mechanics, Vol. 371, pp. 21-58.
12. Seifert, A., Bachar, T., Koss, D., Shepshelovich, M., and Wygnanski, I., 1993, "Oscillatory Blowing: A Tool to Delay Boundary-Layer Separation," AIAA Journal, Vol. 31, No. 11, pp. 2052-2060.
13. Kwong, A., and Dowling, A., 1994, "Active Boundary-Layer Control in Diffusers," AIAA Journal, Vol. 32, No. 12, December 1994.
14. McManus, K., Legner, H., and Davis, S., 1994, "Pulsed Vortex Generator Jets for Active Control of Flow Separation," AIAA paper #94-2218.
15. Raghunathan, S., Watterson, J., Cooper, R., and Lee, S., 1999, "Short Wide Angle Diffuser with Pulse Jet Control," AIAA paper #99-0280.
16. Bons, J., Sondergaard, R., and Rivir, R., 2000, "Turbine Separation Control Using Pulsed Vortex Generator Jets", presented at IGTI 2000 in Munich, Germany. ASME paper #2000-GT-262.
17. Sondergaard, R., Bons, J., and Rivir, R., 2000, "Control of Low- Presure Turbine Separation Using Vortex Generator Jets.", submitted for publication in the AIAA Journal of Power and Propulsion.
18. Bons, J., Sondergaard, R., and Rivir, R., 1999, "Control of Low- Pressure Turbine Separation Using Vortex Generator Jets", AIAA paper #99-0367.
19. Seifert, A., Daraby, A., Nishri, B., and Wygnanski, I., 1993, "The Effects of Forced Oscillations on the Performance of Airfoils," AIAA paper #93-3264, AIAA Shear Flow Conference, Orlando, Fla., July 6-9, 1993.
20. Johari, H., and McManus, K., 1997, "Visualization of Pulsed Vortex Generator Jets for Active Control of Boundary Layer Separation," AIAA paper #97-2021.
21. Gharib M., Rambod E., and Shariff K., 1998, "A Universal Time Scale for Vortex Ring Formation", Journal of Fluid Mechanics, vol. 360, pp. 121-140.