Buzz-saw noise spectra and directivity from flyover tests

8th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 2002, Pages

  Siller, H A ^a   Michel, U ^a  

^a GERMAN AEROSPACE CENTER DLR   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC EMISSIONS; ACOUSTIC NOISE; ENGINES; MICROPHONES;

BUZZ-SAW NOISE; ELECTRET MICROPHONE; FREQUENCY COMPONENTS; MICROPHONE ARRAYS; MODE SCATTERING; NARROW-BAND SPECTRA; NOISE EMISSIONS; SHAFT FREQUENCY;

AEROACOUSTICS;

EID: 85088345032     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2002-2562     Document Type: Conference Paper

References (6)

1. Pott-Pollenske, M., Dobrzynski, W., Buchholz, H., Gehlhar, B., and Walle, F., "Validation of a Semi-Empirical Airframe Noise Prediction Method Through Dedicated A319 Flyover Noise Measurements," AIAA Paper 2002-2470, 2002, 8th AIAA/CEAS Aeroacoustics Conference, Breckenridge, Co, June 17-19, 2002.
2. McAlpine, A. and Fisher, M. J., "On the prediction of "buzz-saw" noise in aero-engine inlet ducts," J. Sound Vib., Vol. 248, No. 1, 2001, pp. 123-149.
3. McAlpine, A. and Fisher, M. J., "The effect of acoustic lining on "buzz-saw" noise generated by an aero-engine," AIAA/CEAS Paper 2001-2201, 2001, 7th AIAA/CEAS Aeroacoustics Conference, Maastricht, Netherlands, May 28-30, 2001.
4. Tyler, J. M. and Sofrin, T. G., "Axial Flow Compressor Noise Studies," Transactions of the Society of Automotive Engineers,Vol. 70, 1962, pp. 309-332.
5. Piet, J.-F., Michel, U., and Böhning, P., "Localization of the Acoustic Sources of the A340 with a Large Phased Microphone Array During Flight Tests," AIAA Paper 2002-2506, 2002, 8th AIAA/CEAS Aeroacoustics Conference, Breckenridge, Co, June 17-19, 2002.
6. Johnson, D. H. and Dudgeon, D. E., Array Signal Processing, Concepts and Techniques, P T R Prentice Hall, Englewood Cliffs, 1993.