Open rotor noise prediction methods at NASA Langley- A technology review

15th AIAA/CEAS Aeroacoustics Conference (30th AIAA Aeroacoustics Conference)

Volumn , Issue , 2009, Pages

  Farassat, F ^a   Dunn, Mark H ^b   Tinetti, Ana F ^b   Nark, Douglas M ^a  

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

EQUIVALENT SOURCE; FAST SCATTERING CODES; FREQUENCY DOMAINS; HIGH EFFICIENCY; INDUCED NOISE; INPUT DATAS; OUTPUT DATA; PROPULSION SYSTEM; ROTOR NOISE; SPURIOUS SIGNALS; TECHNOLOGY REVIEW; TIME DOMAIN; WILLIAMS;

ACOUSTIC NOISE MEASUREMENT; NASA; PROPULSION; TIME DOMAIN ANALYSIS;

AEROACOUSTICS;

EID: 78149450544     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (10)

1. F. Bruce Metzger: A Review of Propeller Noise PredictionMethodology 1919-1994, NASA Contractor Report 198156, June 1995.
2. M. J. Lighthill: On sound generated aerodynamically I. General theory. Proceedings of the Royal Society, A211, 1952, 564-587.
3. J. E. Ffowcs Williams and D. L. Hawkings: Sound Generation by Turbulence and Surfaces in Arbitrary Motion, Philosophical Transactions of the Royal Society, A264, 1969, 321-342.
4. Kenneth S. Brentner, Prediction of Helicopter Discrete Frequency Rotor Noise- A Computer Program Incorporating Realistic Blade Motions and Advanced Formulation, October 1986, NASA TM 87721.
5. M. H. Dunn and G. M. Tarkenton: Computational Methods in the Prediction of Advanced Subsonic and Supersonic Propeller Induced Noise-ASSPIN Users' Manual, NASA Contractor Report 4434, April 1992.
6. Donald B. Hanson: Direct Frequency Domain Calculation of Open Rotor Noise, AIAA Journal (Technical Note), 30(9), 1992, 2334-2337.
7. Mark H. Dunn and Ana F. Tinetti: Aeroacoustic Scattering Via The Equivalent Source Method, AIAA 2004-2937, 10th AIAA/CEAS Aeroacoustics Conference, May 10 - 12, 2004, Manchester, England.
8. Ana F. Tinetti, Mark H. Dunn and D. Stewart Pope: Fast Scattering Code (FSC) User' s Manual- Version 2.0, NASA/CR-2006-214510, October 2006.
9. Carl H. Gerhold, Lorenzo R. Clark, Mark H. Dunn and John Tweed: Investigation of acoustical shielding by a wedge-shaped airframe, Journal of Sound and Vibration, 294, 2006, 49-63.
10. Mark H. Dunn and Ana F. Tinetti: Application of Fast Multipole Methods to the NASA Fast Scattering Code, 14th AIAA/CEAS Aeroacoustics Conference, May 5-7, 2008, Vancouver, British Columbia, Canada.