Propagation and decay of shock waves in turbofan engine inlets

Journal of Turbomachinery

Volumn 127, Issue 1, 2005, Pages 118-127

  Prasad, Dilip ^a   Feng, Jinzhang ^a  

^a Aerodynamics Division   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC WAVE PROPAGATION; COMPUTER SIMULATION; ROTORS; SHOCK WAVES; SUPERSONIC FLOW; TURBOMACHINERY;

ACOUSTIC POWER; GROUND ACOUSTIC TESTING; MACH NUMBERS; SHOCK DISSIPATION;

TURBOFAN ENGINES;

TURBOCHARGED ENGINE;

EID: 16244369721     PISSN: 0889504X     EISSN: None     Source Type: Journal    
DOI: 10.1115/1.1811102     Document Type: Article

References (26)

1. Eversman, W., and Danda Roy, I., 1993, "Ducted Fan Acoustic Radiation Including the Effects of Nonuniform Mean Flow and Acoustic Treatment," NASA-CR-197449.
2. Danda Roy, I., and Eversman, W., 1995, "Improved Finite Element Modeling of the Turbofan Engine Inlet Radiation Problem," ASME J. Vibr. Acoust., 117, pp. 109-115.
3. Rienstra, S. W., 1999, "Sound Transmission in Slowly Varying Circular and Annular Ducts With Flow," J. Fluid Mech., 380, pp. 279-296.
4. Morfey, C. L., and Fisher, M. J., 1970, "Shock-Wave Radiation From a Supersonic Ducted Rotor," J. R. Aeronaut. Soc., 74, pp. 579-585.
5. Rudnick, I., 1953, "On the Attenuation of a Repeated Saw-Tooth Shock Wave," J. Acoust. Soc. Am., 25, pp. 1012-1013.
6. Whitham, G. B., 1974 Linear and Nonlinear Waves, Wiley, New York.
7. Kantrowitz, A., 1950, "The Supersonic Axial-Flow Compressor," NACA Report 974.
8. Ferri, A., 1964, "Aerodynamic Properties of Supersonic Compressors," High Speed Aerodynamics and Jet Propulsion, Volume X: Aerodynamics of Turbines and Compressors, W. R. Hawthorne (ed.), Princeton University Press, Princeton, N.J.
9. Hawkings, D. L., 1971, "Multiple Pure Tone Generation by Transonic Compressors," J. Sound Vib., 17, pp. 241-250.
10. Kurosaka, M., 1971, "A Note on Multiple Pure Tone Noise," J. Sound Vib., 19, pp. 453-462.
11. Pickett, G. F., 1972, "Prediction of the Spectral Content of Combination Tone Noise," J. Aircr., 9, pp. 658-663.
12. Prasad, A., and Prasad, D., 2004 "Unsteady Aerodynamics of a Fan Stage With Application to Acoustics," ASME J. Turbomach., 127, pp. 64-75.
13. Davis, R. L., Ni, R.-H., and Carter, J. E., 1986, "Cascade Viscous Flow Analysis Using the Navier-Stokes Equations," AIAA Paper No. 86-0033.
14. Ni, R.-H., 1982, "A Multiple-Grid Scheme for Solving the Euler Equations," AIAA J., 20, pp. 1565-1571.
15. Wilcox, D. C., 1998, Turbulence Modeling for CFD, DCW Industries, Inc., La Cañada, CA.
16. Giles, M. B., 1988, "Non-Reflecting Boundary Conditions for Euler Equation Calculations," AIAA J., 28, pp. 2050-2058.
17. Ni, R.-H., and Bogoian, H., 1989, "Predictions of 3-D Multi-Stage Turbine Flow Fields Using a Multiple-Grid Euler Solver," AIAA Paper No. 89-0233.
18. Ni, R.-H., and Sharma, O. P., 1990, "Using a 3-D Euler Flow Simulation to Assess Effects of Periodic Unsteady Flow Through Turbines," AIAA Paper No. 90-2357.
19. Prasad, A., 2003, "Evolution of Upstream Propagating Shock Waves From a Transonic Compressor Rotor," ASME J. Turbomach., 125, pp. 133-140.
20. Morfey, C. L., 1971, "Acoustic Energy in Nonuniform Flows," J. Sound Vib., 14, pp. 159-170.
21. Goldstein, M. E., 1976 Aeroacoustics, McGraw-Hill, New York.
22. Myers, M. K., 1986, "An Exact Energy Corollary for Homentropic Flow," J. Sound Vib., 109, pp. 277-284.
23. Myers, M. K., 1991, "Transport of Energy by Disturbances in Arbitrary Steady Flows," J. Fluid Mech., 226, pp. 383-400.
24. Dowling, A. P., 1996 "Acoustics of Unstable Flows," Theoretical and Applied Mechanics, T. Tatsumi, E. Watanabe and T. Kambe (eds.), Elsevier, Amsterdam.
25. Mathews, D. C. and Nagel, R. T., 1975 "Inlet Geometry and Axial Mach Number Effects on Fan Noise Propagation," Progress in Astronautics and Aeronautics 38, H. T. Nagamatsu (ed.), AIAA, New York.
26. Lowrie, B. W., 1975 "Simulation of Flight Effects on Aero-Engine Fan Noise," AIAA Paper No. 75-463.