Microphone polar arc phased array for locating turbofan source noise components

13th AIAA/CEAS Aeroacoustics Conference (28th AIAA Aeroacoustics Conference)

Volumn , Issue , 2007, Pages

  Martinez, Michael M ^a  

^a GE AVIATION   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; AEROACOUSTICS; AVIATION; ENGINES; MICROPHONES; TURBOFAN ENGINES;

ADDITIONAL COSTS; ADVANCED PROCESSING TECHNIQUES; ITS STANDARDS; MICROPHONE ARRAYS; NOISE COMPONENTS; PHASED ARRAY PROCESSING; SPECTRAL DATA; TURBO-FAN ENGINE NOISE;

ARRAY PROCESSING;

EID: 85086615431     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2007-3445     Document Type: Conference Paper

References (9)

1. Martinez, M. M., "An Examination of the Properties of the Polar Arc Array of Microphones for Use in Acoustic Beamforming for Static Jet Engine Noise Tests", M. Eng. Paper, Acoustics Graduate Program, The Pennsylvania State University, May 2003.
2. Johnson, D.H., and Dudgeon, D. E., Array Signal Processing: Concepts and Techniques, PTR Prentice-Hall, New Jersey, 1993, Chaps. 3, 4.
3. Hubbard, H. H, (ed.), Aeroacoustics of Flight Vehicles: Theory and Practice; Volume 1: Noise Sources, Reference Publication 1258, Vol 1, NASA, WDRC Technical Report 90-3052, August 1991
4. Herkes, W., Nesbitt, E., Callender, B., Janardan, B., Moe, J., and Yu, J., "The Quiet Technology Demonstrator Program: Static Test of Airplane Noise-Reduction Concepts", 13th AIAA/CEAS Aeroacoustics Conference, AIAA-2007-3670
5. Nesbitt, E., Brusniak, L., Underbrink, J., Lynch, D., and Martinez, M., "Effects of Chevrons on Engine Jet Noise Structure", 13th AIAA/CEAS Aeroacoustics Conference, AIAA-2007-3597
6. Brusniak, L., Underbrink, J. R., Nesbitt, E., Lynch, D., and Martinez, M., "Phased Array Measurements of Full-Scale Engine Exhaust Noise", 13th AIAA/CEAS Aeroacoustics Conference, AIAA-2007-3612
7. Yu, J., Chien, E., "Folding Cavity Acoustic Liner for Combustion Noise Reduction", 12th AIAA/CEAS Aeroacoustics Conference, AIAA-2006-2618
8. Martinez, M. M., "Determination of Combustor Noise from a Modern Regional Aircraft Turbofan Engine", 12th AIAA/CEAS Aeroacoustics Conference, AIAA-2006-2676
9. Lee, S.S., "Phased-Array Measurement of Modern Regional Aircraft Turbofan Engine Noise", 12th AIAA/CEAS Aeroacoustics Conference, AIAA-2006-2653