Baseline acoustic levels of the NASA active noise control fan rig

2nd AIAA/CEAS Aeroacoustics Conference

Volumn , Issue , 1996, Pages

  Sutlifft, Daniel L ^a   Nallasamy, M ^b   Heidelberg, Laurence J ^a   Elliott, David M ^a  

^a NASA GLENN RESEARCH CENTER   (United States)

^b NYMA Inc   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACTIVE NOISE CONTROL; AEROACOUSTICS; DUCTS; NASA;

ACOUSTIC LEVELS; ACOUSTIC PRESSURES; DIRECTIVITY PATTERN; FAR-FIELD DIRECTIVITY; MEASUREMENTS OF; MODE STRUCTURE; REDUCTION TECHNIQUES; WAKE INTERFERENCES;

ACOUSTIC NOISE;

EID: 84977144636     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.1996-1745     Document Type: Conference Paper

References (12)

1. Sutliff, D.L., and Nagel, R.T., “Active Control of Farfield Noise from a Ducted Propeller”, AIAA Journal, Vol. 33, No. 2, February 1995, pp. 231-236.
2. Heidelberg, L.H., Hall, D.G., Bridges, J.E., and Nallasamy, M., “Ducted Fan Test Bed for Active Noise Control and Aeroacoustics Research", AIAA Paper 96-1740 May 1996, also NASA TM-107213, May 1996.
3. Cooper, B.A., “A Large Hemi-Anechoic Chamber Enclosure for Community-Compatible Aeroacoustic Testing of Aircraft Propulsion Systems”, Journal of the Institute of Noise Control Engineering of the USA, Jan/Feb 1994.
4. Tyler, J.M., and Sofrin, T.G., “Axial Flow Compressor Studies”, SAE Transactions, Vol. 70, 1962, pp. 309-332.
5. Heidelberg, L.H., and Hall, D.G., “Inlet Acoustic Mode Measurements Using a Continuously Rotating Rake”, Journal of Aircraft, Vol. 32, No. 4, July-August 1995, pp. 761-767.
6. Hall, D.G., Heidelberg, L.H., and Konno, K., “Acoustic Mode Measurements in the Inlet of a Model Turbofan Using a Continuously Rotating Rake: Data Collection/Analysis Techniques”, NASA TM-105936, January 1993; also AIAA paper 93-0599, January 1993.
7. Meyer, H.D. and Envia, E., “Aeroacoustic Analysis of Turbofan Noise Generation”, NASA CR-4715, March 1996.
8. Eversman, W, and Roy, I.D., “Ducted Fan Acoustic Radiation Including the effects of Non-Uniform Mean Flow and Acoustic Treatment”, AIAA 93-4424, 1993.
9. Eversman, W, “Aft Fan Duct Acoustic Radiation”, CEAS/AIAA 95-155, 1995.
10. Philbrick D.A. and Topol, D.A., “Development of a Fan Noise Design System, Part 1: System Design and Source Modeling”, AIAA 93-4415, 1993.
11. Topol, D.A., “Development of a Fan Noise Design System, Part 2: Farfield Radiation and System Evaluation”, AIAA 93-4416, 1993.
12. Nallasamy, M., “Noise Radiation from Fan Inlet and Aft Ducts”, AIAA Paper 96-1769, 1996.