Computation of flow noise using source terms in linearized euler's equations

6th Aeroacoustics Conference and Exhibit

Volumn , Issue , 2000, Pages

  Bailly, Christophe ^a   Bogey, Christophe ^a   Juvé, Daniel ^a  

^a ECOLE CENTRALE DE LYON   (France)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; AEROACOUSTICS; LINEARIZATION; SHEAR FLOW; VORTEX FLOW;

ACOUSTIC ANALOGY; AERODYNAMIC NOISE; DIRECT CALCULATION; EULER'S EQUATION; HYBRID APPROACH; INSTABILITY WAVES; VORTEX PAIRING; WAVE OPERATORS;

NAVIER STOKES EQUATIONS;

EID: 85086617209     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2000-2047     Document Type: Conference Paper

References (24)

1. Freund, J.B., 1999, Acoustic sources in a turbulent jet: a direct numerical simulation study, AIAA Paper 99-1858.
2. Colonius, T., 1997, Lectures on Computational Aeroacoustics, von Karman Institute For Fluid Dynamics, Lectures Series 1997-07.
3. Bogey, C., 2000, Calcul direct du bruit aerodynamique et validation de modeles acoustiques hybrides, Ph. D. thesis of Ecole Centrale de Lyon, No. 2000-11.
4. Bogey, C., Bailly, C. & Juve, D., 2000, Computation of the sound radiated by a 3-D jet using Large Eddy Simulation, AIAA Paper 2000-2009.
5. Lighthill, M.J., 1952, On sound generated aero- dynamically - I. General theory, Proc. Roy. Soc. London, 211, A 1107, 564-587.
6. Ribner, H.S., 1996, Effects of jet flow on jet noise via an extension to the Lighthill model, J. Fluid Mech., 321, 1-24.
7. Lilley, G.M., 1972, The generation and radiation of supersonic jet noise. Vol. IV - Theory of turbulence generated jet noise, noise radiation from upstream sources, and combustion noise. Part II: Generation of sound in a mixing region, U.S. Air Force Aero-Propulsion Lab., AFAPL- TR-72-53, Vol. 4.
8. Pridmore-Brown, D.C., 1958, Sound propagation in a fluid flowing through an attenuating duct, J. Fluid Mech., 4, 393-406.
9. Goldstein, M.E., 1981, Aeroacoustics of turbulent shear flows, Annu. Rev. Fluid Mech., 16, 263-285.
10. Can DEL S.M., 1977, Numerical solution of conservation equations arising in linear wave theory: application to aeroacoustics, J. Fluid Mcch., 83(3), 465-493.
11. Berman, C. & Ramos, J., 1989, Simultaneous computation of jet turbulence and noise, AIAA Paper 89-1091.
12. Bechara, W., Bailly, C., Lafon, P. & Can-DEL, S., 1994, Stochastic approach to noise modeling for free turbulent flows, AIAA Journal, 32(3), 455-463.
13. Bailly, C., Lafon, P. & Candel, S., 1995, A stochastic approach to compute noise generation and radiation of free turbulent flows, AIAA Paper 95-192.
14. Longatte, E., Lafon, P. K Candel, S., 1998, Computation of noise generation in internal flows, AIAA Paper 98-2332.
15. Bailly, C. & Juve, D., 1999, A stochastic approach to compute subsonic noise using linearized Euler's equations, AIAA Paper 99-1872.
16. Tam, C.K.W. & Webb, J.C., 1993, Dispersion- relation-preserving finite difference schemes for computational acoustics, J. Comput. Piiys., 107, 262-281.
17. Tam, C.K.W. & Dong, Z., 1996, Radiation and outflow boundary conditions for direct computation of acoustic and flow disturbances in a nonuniform mean flow, J. Coinput. Acous., 4(2), 175-201.
18. Bogey, C., Bailly, C. &; Juve, D., 1999, Computation of mixing layer noise using Large Eddy Simulation, AIAA Paper 99-1871, Accepted in the AIAA Journal.
19. Bailly, C. & Juve, D., 2000, Numerical solution of acoustic propagation problems using linearized Euler's equations, AIAA Journal, 38(1), 22-29.
20. Lee, D.J. & Koo, S.O., 1995, Numerical study of sound generation due to a spinning vortex pair, AIAA Journal, 33(1), 20-26.
21. Powell, A., 1964, Theory of vortex sound, J. Acoust. Soc. Am., 36(1), 177-195.
22. Colonius, T., Lele, S.K. & Moin, P., 1997, Sound generation in a mixing layer, J. Fluid Mech., 330, 375-409.
23. Mitchell, B.E., Lele, S.K. Moin, P., 1995, Direct computation of the sound from a compressible co-rotating vortex pair, J. Fluid Mech., 285, 181-202.
24. Goldstein, M.E., 1976, Aeroacoustics, McGraw-Hill, New York. See in particular expressions (1.22) and (6.22) corresponding respectively to LEE and simplified Lilley's equation.