A review of engine noise source diagnostic methods for static engine tests, with phased array and polar correlation techniques

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

Volumn , Issue , 2008, Pages

  Tester, Brian J ^a   Glegg, S A L ^b  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

^b Florida Atlantic University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALIASING; CORRELATION TECHNIQUES; DIAGNOSTIC METHODS; ENGINE NOISE SOURCE; ENGINE TEST; FAR FIELD; HIGH FREQUENCY; MATRIX; MICROPHONE ARRAYS; PHASED ARRAYS; POINT SOURCES; SOURCE IMAGES; STATE OF THE ART;

ACOUSTIC NOISE;

AEROACOUSTICS;

EID: 78249241560     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (24)

1. U. Michel 2006. AARC Engine noise phased array workshop, Cambridge, MA, USA. Characterization of jet noise with phased microphone arrays.
2. M. J. Fisher, M. Harper-Bourne and S. A. L. Glegg 1977. J. Sound Vib. 51(1), 23-54. Jet engine noise source location: the polar correlation technique.
3. th AIAA/NASA Aeroacoustics Conference, Williamsburg, VA, USA. Coaxial jet noise source distributions.
4. S. S. Lee 2006. AARC Engine noise phased array workshop, Cambridge, MA, USA. Phased-array measurements of jet noise source distributions.
5. L. Brusniak, J. Underbrink and E. Nesbitt, D. Lynch and M. Martinez 2007. AIAA-2007-3612. Phased Array Measurements of Full- Scale Engine Exhaust Noise.
6. J. Lan, J. Premo, G. Zlavog, and C. Breard 2007. AIAA-2007-3434. Phased Array Measurements of Full-Scale Engine Inlet Noise.
7. M. Martinez 2007. AIAA-2007-3445. Microphone Polar Arc Phased Array for Locating Turbofan Source Noise Components.
8. th AIAA/CEAS Aeroacoustics Conference, Hilton Head, SC, USA. New automated source breakdown algorithm for jet noise.
9. th AIAA/CEAS Aeroacoustics Conference, Manchester, UK. A deconvolution approach for mapping of acoustic sources (DAMAS) determined from phased microphone arrays.
10. T. F. Brooks and W. M. Humphreys 2006. J. Sound Vib. 294, 86-879. A deconvolution approach for mapping of acoustic sources (DAMAS) determined from phased microphone arrays.
11. Papamoschou, D., and Dadvar, A., "Localization of Multiple Types of Jet Noise Sources," AIAA Paper 2006-2644, May 2006.
12. Dougherty R. and Mendoza, J. "Phased Array Beamforming with 100ft Polar Arc Microphones in a Static Engine Noise Test", AIAA Paper no 2008-0051, January 2008
13. Glegg, S. ""The Accuracy of Source Distributions Measured by Using Polar Correlation", Journal of Sound and Vibration, Vol. 80(l) pp. 3l-40, 1982
14. M. J. Fisher and K. R. Holland 1997. J Sound Vib. 201(1), 103-125. Measuring the relative strengths of a set of partially coherent acoustic sources.
15. Brooks, T., "Extension of DAMAS Phased Array Processing for Spatial Coherence Determination (DAMAS-C)," AIAA Paper 2006-2654, May, 2006.
16. th Aeroacoustics Conference, Seattle, WA, USA. Fan noise duct-mode detection in the far-field: simulation, measurement and analysis.
17. th AIAA/CEAS Aeroacoustics Conference, Toulouse, France. Radial distribution of jet noise sources using farfield microphones.
18. th AIAA/CEAS Aeroacoustic Conference, Monterey, USA. A contribution to the understanding and prediction of jet noise generation in forced mixers: Part II Flight effects.
19. L. A. Garrison, A. S. Lyrintzis, G. A. Blaisdell and W. N. Dalton 2005 11th AIAA/CEAS Aeroacoustics Conference, Monterey, USA. Computational Fluid Dynamics Analysis of Jets with Internal Forced Mixers.
20. T. Suzuki and T. Colonius 2006. J. Fluid Mech. vol. 565, pp. 197-226. Instability waves in a subsonic round jet detected using a near-field phased microphone array.
21. T. Suzuki 2006. J. Acoust. Soc. Am. vol. 119(6), pp. 3649-3659. Identification of multipole noise sources in low Mach number jest near the peak frequency.
22. Billingsley, J. and Kinns, R., "The Acoustic Telescope," Journal of Sound and Vibration, Vol. 48, No.4, 1976, pp. 485-510.
23. Mueller, T.J. (ed.), Aeroacoustic Testing, Springer-Verlag, 2002.
24. th Aeroacoustics Conference, Palo Alto, CA, USA. Recent developments in source location.