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TECHNICAL PAPERS

Active Flow Control Using Steady Blowing for a Low-Pressure Turbine Cascade

[+] Author and Article Information
Brian R. McAuliffe, Steen A. Sjolander

Department of Mechanical and Aerospace Engineering, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada

J. Turbomach 126(4), 560-569 (Dec 29, 2004) (10 pages) doi:10.1115/1.1791291 History: Received October 01, 2003; Revised March 01, 2004; Online December 29, 2004
Copyright © 2004 by ASME
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References

Hourmouziadis, J., 1989, “Aerodynamic Design of Low Pressure Turbines,” AGARD Lecture Series 167, pp. 1–40.
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Hatman,  A., and Wang,  T., 1999, “A Prediction Model for Separated-Flow Transition,” ASME J. Turbomach., 121, pp. 594–602.
Malkiel,  E., and Mayle  , 1996, “Transition in a Separation Bubble,” ASME J. Turbomach., 118, pp. 752–759.
Yaras, M. I., 2001, “Measurements of the Effects of Pressure-Gradient History on Separation-Bubble Transition,” ASME Paper No. 2001-GT-0193, New Orleans, Louisiana.
Yaras, M. I., 2002, “Measurements of the Effects of Freestream Turbulence on Separation-Bubble Transition,” ASME Paper No. GT-2002-30232, Amsterdam, The Netherlands.
Mahallati, A., McAuliffe, B. R., Sjolander, S. A., and Praisner, T. J., 2004. “Aerodynamics of a Low-Pressure Turbine Airfoil at Low-Reynolds Numbers, Part 1: Steady Flow Measurements,” AIAA Paper No. 2004-3931, Fort Lauderdale, FL.
Murawski,  C. G., and Vafai,  K., 2000, “An Experimental Investigation of the Effect of Freestream Turbulence on the Wake of a Separated Low Pressure Turbine Blade at Low Reynolds Numbers,” ASME J. Fluids Eng., 122, pp. 431–433.
Dorney, D. J., Lake, J. P., King, P. I., and Ashpis, D. E., 2000, “Experimental and Numerical Investigation of Losses in Low-Pressure Turbine Blade Rows,” AIAA Paper No. 2000-0737, Reno, NV.
Bons, J. P., Sondergaard, R., and Rivir, R. B., 1999, “Control of Low-Pressure Turbine Separation Using Vortex Generator Jets,” AIAA Paper No. 99-0367, Reno, Nevada.
Bons,  J. P., Sondergaard,  R., and Rivir,  R. B., 2001, “Turbine Separation Control Using Pulsed Vortex Generator Jets,” ASME J. Turbomach., 123, pp. 198–206.
Gad-el-Hak, M., 2000, Flow Control: Passive, Active, and Reactive Flow Management, Cambridge University Press, Cambridge, UK.
Volino, R. J., 2003, “Passive Flow Control on Low-Pressure Turbine Airfoils,” ASME Paper No. GT2003-38728, Atlanta, Georgia.
Lake, J. P., King, P. I., and Rivir, R. B., 2000, “Low Reynolds Number Loss Reduction on Turbine Blades with Dimples and V-Grooves,” AIAA Paper No. 00–0738, Reno, NV.
Fottner, L., 1979, “Theoretical and Experimental Investigations on Aerodynamically Highly-Loaded Compressor Bladings with Boundary Layer Control,” AIAA Paper No. 79-7032, Lake Buena Vista.
Sturm,  W., Scheugenpflug,  H., and Fottner,  L., 1992, “Performance Improvements of Compressor Cascades by Controlling the Profile and Sidewall Boundary Layers,” ASME J. Turbomach., 114, pp. 477–486.
Culley, D. E., Bright, M. M., Prahst, P. S., and Strazisar, A. J., 2003, “Active Flow Separation Control of a Stator Vane Using Surface Injection in a Multistage Compressor Experiment,” ASME Paper No. GT2003-38863, Atlanta, Georgia.
Mahallati, A., 2003, “Aerodynamics of a Low-Pressure Turbine Airfoil Under Steady and Periodically Unsteady Conditions,” Ph.D. thesis, Carleton University, Ottawa, Canada.
Islam, A. M. T., and Sjolander, S. A., 1999, “Deviation in Axial Turbines at Subsonic Conditions,” ASME Paper No. 99-GT-026, Indianapolis, IN.

Figures

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Schematic of test section.
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Geometry of blade and flow control arrangement
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Surface static pressure distributions and losses for Re=25,000 and FSTI=0.4%
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Surface static pressure distributions and losses for Re=25,000 and FSTI=4%
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Surface static pressure distributions and losses for Re=50,000 and FSTI=0.4%
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Surface static pressure distributions and losses for Re=50,000 and FSTI=4%
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Deviation angles for FSTI=0.4%
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Deviation angles for FSTI=4%
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Active flow control effectiveness
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Hot-wire traverse measurements for FSTI=0.4%
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Hot-wire traverse measurements for FSTI=4%

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