Prediction of sound propagation in ducted potential flows using green's function Discretization

9th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 2003, Pages

  Casalino, Damiano ^a   Roger, Michel ^b   Jacob, Marc ^b,c  

^a Fluorem   (France)

^b ECOLE CENTRALE DE LYON   (France)

^c UNIVERSITÉ LYON 1   (France)

Author keywords

[No Author keywords available]

Indexed keywords

AEROACOUSTICS; ANNULAR DUCTS; POTENTIAL FLOW;

ACOUSTIC POTENTIAL; COMPUTATIONAL MESH; GOVERNING EQUATIONS; GREEN'S FUNCTION DISCRETIZATION; HELMHOLTZ PROBLEMS; LINEAR COMBINATIONS; NUMERICAL SOLUTION; SOUND PROPAGATION;

ACOUSTIC WAVE PROPAGATION;

EID: 85086489502     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2003-3246     Document Type: Conference Paper

References (12)

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2. Myers, M. K., "On the Acoustic Boundary Condition in the Presence of Flow", Journal of Sound and Vibration, Vol. 71, No. 3, 1980, pp. 429-434.
3. Golubev, V. V. and Atassi, H. M., "Sound Propagation in an Annular Duct With Mean Potential Swirling Flow", Journal of Sound and Vibration, Vol. 198, No. 5, 1996, pp. 601-616.
4. Golubev, V. V. and Atassi, H. M., "Acoustic-Vorticity Waves in Swirling Flows", Journal of Sound and Vibration, Vol. 209, No. 2, 1998, pp. 203-222.
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6. Rienstra, S. W. and Eversman, W., "A Numerical Comparison between the Multiple-Scales and Finite-Element Solution for Sound Propagation in Lined Flow Ducts", Journal of Fluid Mechanics, Vol. 437, 2001, pp. 367-384.
7. Di Francescantonio, P. and Casalino, D., "Green's Function Discretization Scheme for Sound Propagation in Nonuniform Flows", American Institute of Aeronautics and Astronautics Journal, Vol. 37, No. 10, 1999, pp. 1161-1172.
8. Casalino, D., Un Metodo Numerico per lo Studio dello Scattering e della Propagazione del Suono in Mezzi non Omo-genei, Master degree thesis, Politecnico di Torino, 1997.
9. Astley, R. J. and Bain, J. G., "A Three-Dimensional Boundary Element Scheme for Acoustic Radiation in Low Mach Number Flows", Journal of Sound and Vibration, Vol. 109, No. 3, 1986, pp. 445-465.
10. Caruthers, J. E., French, J. C., and Raviprakash, G. K., "Green's Function Discretization for Numerical Solution of the Helmholtz Equation", Journal of Sound and Vibration, Vol. 187, No. 4, 1995, pp. 553-568.
11. Caruthers, J. E., Engels, R. C., and Raviprakash, G. K., "A Wake Expansion Computational Method for Discrete Frequency Acoustic Within Inhomogeneous Flows", AIAA Paper 96-1684, May 1996.
12. Caruthers, J. E., French, J. C., and Raviprakash, G. K., "Recent Developments Concerning a New Discretization Method for the Helmholtz Equation", AIAA Paper 95-117, May 1995.