Blade tip clearance flow and compressor nonsynchronous vibrations: The jet core feedback theory as the coupling mechanism

Journal of Turbomachinery

Volumn 131, Issue 1, 2009, Pages

  Thomassin, Jean ^a   Vo, Huu Duc ^b   Mureithi, Njuki W ^b  

^a PRATT AND WHITNEY CANADA   (Canada)

^b ÉCOLE POLYTECHNIQUE DE MONTRÉAL   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC FEEDBACK; AERO-ENGINE; AEROELASTIC PHENOMENON; BLADE TIP; BLADE TIP CLEARANCE; BLADE VIBRATIONS; CLASSICAL FLUTTERS; COUPLING MECHANISM; FEEDBACK MECHANISMS; FEEDBACK THEORY; HIGH PRESSURE COMPRESSOR; HIGH-SPEED; JET IMPINGING; JET VELOCITIES; MODE SHAPES; NONSYNCHRONOUS VIBRATIONS; OPERATING REGIMES; PHYSICAL MECHANISM; PRESSURE LEVEL; REDUCED FREQUENCY; RIGID STRUCTURE; ROTATIONAL FREQUENCY; ROTOR BLADES; STEP CHANGES; TIP CLEARANCE FLOW; TIP SPEED; TRAILING EDGES;

ACOUSTICS; COMPRESSORS; FLEXIBLE STRUCTURES;

RIGID STRUCTURES;

EID: 77952572038     PISSN: 0889504X     EISSN: 15288900     Source Type: Journal    
DOI: 10.1115/1.2812979     Document Type: Article

References (19)

1. Baumgartner, M., Kameier, F., and Hourmouziadis, J., 1995, "Non-Engine Order Blade Vibration in a High Pressure Compressor," 12th International Symposium on Airbreathing Engines, Melbourne, Australia.
2. Kielb, R. E., Thomas, J. P., Barter, J. W., and Hall, K. C., 2003, "Blade Excitation by Aerodynamic Instabilities-A Compressor Blade Study," ASME Paper No. GT-2003-38634.
3. Kameier, F., and Neise, W., 1997, "Rotating Blade Flow Instability as a Source of Noise in Axial Turbomachines," J. Sound Vib., 203(2), pp. 833-853.
4. Kameier, F., and Neise, W., 1997, "Experimental Study of Tip Clearance Losses and Noise in Axial Turbomachines and Their Reduction," ASME J. Turbomach., 119, pp. 460-471.
5. Mailach, R., Lehman, I., and Vogeler, K., 2001, "Rotating Instabilities in a Axial Compressor Originating From the Blade Tip Vortex," ASME J. Turbomach., 123, pp. 453-463.
6. Liu, J. M., Holste, F., and Neise, W., 1996, "On the Azimuthal Mode Structure of Rotating Blade Flow Instabilities in Axial Turbomachines," AIAA and CEAS Aeroacoustics Conference, AIAA Paper No. 96-1741.
7. Yamaguchi, N., Sato, T., Umemura, S., and Ohwaki, T., "A Non-Synchronous Vibration of Moving Blades Coupled With the Bleed Chamber Resonance in an Axial Compressor," Takasago R&D Center, Mitsubishi Heavy Industries.
8. Fukano, T., and Jang, C.-M., 2003, "Tip Clearance Noise of Axial Flow Fans Operating at Design and Off-Design Condition," J. Sound Vib., 275, pp. 1027-1050.
9. März, J., Hah, C., and Neise, W., 2002, "An Experimental and Numerical Investigation Into the Mechanism of Rotating Instability," ASME J. Turbomach., 124, pp. 367-375.
10. Zhang, H., Lin, F., Chen, J., Deng, X., and Huang, W., 2006, "A Study on the Mechanism of Tip Leakage Flow Unsteadiness in an Isolated Compressor Rotor," ASME Paper No. GT2006-91123.
11. Vo, H. D., 2006, "Role of Tip Clearance Flow in the Generation of Non-Synchronous Vibrations," Proceedings of the 44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, AIAA Paper No. 2006-629.
12. Deppe, A., Saathoff, H., and Stark, U., 2005, "Spike-Type Stall Inception in Axial-Flow Compressors," Proceedings of the Sixth European Conference on Turbomachinery-Fluid Dynamics and Thermodynamics, Lille, France.
13. Blevins, R. D., 1990, Flow Induced Vibrations, 2nd ed., Krieger, Malabar, FL.
14. Lucas, M. J., 1997, Acoustic Characteristics of Turbomachinery Cavities, ASME Press, New York.
15. Ho, C.-M., and Nosseir, S., 1981, "Dynamics of and Impinging Jet Part I: The Feedback Phenomena," J. Fluid Mech., 105, pp. 119-142.
16. Tihon, J., Vejrazka, J., Marty, P., and Sobolik, V., 2005, "Effect of an External Excitation on the Flow Structure in a Circular Impinging Jet," Phys. Fluids, 17, p. 105102.
17. Hwang, S. D., and Cho, H. H., 2003, "Effects of Acoustic Excitation Positions on Heat Transfer and Flow in Axisymmetric Impinging Jet: Main Jet Excitation and Shear Layer Excitation," Int. J. Heat Fluid Flow, 24, pp. 199-209.
18. Vo, H. D., Tan, C. S., and Greitzer, E. M., 2005, "Criteria for Spike Initiated Rotating Stall," ASME Paper No. GT2005-68374.
19. Rockwell, D., 1983, "Oscillations of Impinging Shear Layers," AIAA J., 21(5), pp. 645-663.