Turbomachinery exhaust noise radiation experiments - Part 2: In-duct and far-field mode analysis

14th AIAA/CEAS Aeroacoustics Conference (29th AIAA Aeroacoustics Conference)

Volumn , Issue , 2008, Pages

  Tapken, Ulf ^a,d   Bauers, Roland ^a,d   Arnold, Frank ^b,e   Zillmann, Jörgen ^c,f  

^a Department of Fan and Compressor   (Germany)

^b Department of Compressors   (Germany)

^c AIRBUS GROUP INNOVATIONS   (Germany)

^d Engine Acoustics Department   (Germany)

^e Installation Aerodynamics and Acoustics   (Germany)

^f Production and Mechatronics ^*  (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC FIELD MEASUREMENT; ACOUSTIC FIELDS; ACOUSTIC NOISE; ACOUSTIC WAVE PROPAGATION; AEROACOUSTICS; DUCTS; ENGINES; LOUDSPEAKERS; MICROPHONES; NOZZLES; NUMERICAL METHODS; QUALITY CONTROL; SIGNAL TO NOISE RATIO; WINGS;

CIRCULAR MICROPHONE ARRAYS; INSTALLATION EFFECTS; MODE DECOMPOSITION; NOZZLE CONFIGURATION; POLAR STRUCTURES; RADIATION ANGLE; REFLECTION EFFECTS; SOUND PROPAGATION;

BYPASS RATIO;

EID: 78249282025     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2008-2858     Document Type: Conference Paper

References (15)

1. Ozyuruk, Y., Dizemen, E., Kaya, S., Akturk, A., "A Frequency Domain Linearized Euler Solver for Turbomachinery Noise Propagation and Radiation", AIAA Paper 2007-3521, 13th AIAA/CEAS Aeroacoustics Conference, May 2007
2. Kok, J.C., "Computation of sound radiation from cylindrical ducts with jets using a high-order finite-volume method", AIAA Paper 2007-3489, 13th AIAA/CEAS Aeroacoustics Conference, May 2007
3. Leneveu, R., Acher, F., Caro, S., " Parallel DGM scheme for LEE applied to 3D Realistic Nacelle and bypass problems", AIAA Paper 2007-3510, 13th AIAA/CEAS Aeroacoustics Conference, May 2007
4. Powles, C., Tester, B., "Asymptotic and Numerical Solutions for Shielding of Noise Sources by Parallel Coaxial Jet Flows", submitted for 14th AIAA/CEAS Aeroacoustics Conference, May 2008
5. th International Congress on Sound and Vibration ICAS, 9-12 July 2007, Cairns, Australia.
6. Arnold, F., Tapken, U., Bauers, R., Zillmann, J., "Turbomachinery Exhaust Noise Radiation Experiments - Part 1: Polar Directivity Measurements", submitted for 14th AIAA/CEAS Aeroacoustics Conference, May 2008
7. Enghardt, L., Tapken, U., Neise, W., Kennepohl, F., Heinig, K., "Turbine Blade/Vane Interaction Noise: Acoustic Mode Analysis using In-Duct Sensor Rakes", 7th AIAA/CEAS Aeroacoustic Conf. Maastricht, Netherlands, May 28-30, 2001, Paper AIAA 2001-2153.
8. Enghardt, L., Tapken, U., Kornow, O., Kennepohl, F., "Acoustic Mode Decomposition of Compressor Noise under Consideration of Radial Flow Profiles", 11th AIAA/CEAS Aeroacoustic Conf., May 23-25, 2005, Monterey, USA, Paper AIAA- 2005-2833.
9. Chung, J.Y., "Rejection of Flow Noise using a Choherence Function Method", Journal of the Acoustical Society of America, Vol. 62, 1977, pp. 388-395.
10. Sijtsma, P., Zillmann, J., "In-Duct and Far-Field Mode Detection Techniques", AIAA Paper 2007- 3439, 13th AIAA/CEAS Aeroacoustics Conference, May 2007
11. Michalke, A., Arnold, F., and Holste, F.,"On the Coherence of the Sound Field in a Circular Duct with Uniform Mean Flow," Journal of Sound and Vibration, Vol. 190(2), 1996, pp. 261-271.
12. Munjal, M.L., Acoustics of Ducts and Mufflers, John Wiley & Sons, New York, 1997.
13. Tapken, U., Enghardt, L., "Optimisation of Sensor Arrays for Radial Mode Analysis in Flow Ducts", 12th AIAA/CEAS Aeroacoustics Conf. Cambridge, MA, May 8-10, 2006, Paper AIAA 2006-2638.
14. Moore, A., and Mead, C., "Reflection of Noise from Aero Engines Installed Under an Aircraft Wing", AIAA Paper 2003-3151, 9th AIAA/CEAS Aeroacoustics Conference.
15. Moore, A., "A 3D Prediction of the Wing Reflection of Aero Engine Noise", AIAA Paper 2004-2865, 10th AIAA/CEAS Aeroacoustics Conference.