Aeroacoustic analysis of a simplified landing gear

9th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 2003, Pages

  Lockard, David P ^a   Khorrami, Mehdi R ^a   Li, Fei ^b  

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b High Technology Corporation   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; COMPUTATIONAL FLUID DYNAMICS; LANDING; LANDING GEAR (AIRCRAFT);

AEROACOUSTIC ANALYSIS; DISCRETIZATION ERRORS; HAWKINGS EQUATIONS; HYDRAULIC LINE; LANDING GEAR NOISE; LARGE SCALE COMPUTATION; PRIMARY SOURCES; SURFACE PRESSURES;

AEROACOUSTICS;

EID: 85088760878     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2003-3111     Document Type: Conference Paper

References (9)

1. Ffowcs Williams, J. E. and Hawkings, D. L., "Sound generation by turbulence and surfaces in arbitrary motion," Philosophical Transactions of the Royal Society of London A, Vol. 342, 1969, pp. 264-321.
2. Lockard, D., "A Comparison of Ffowcs Williams-Hawkings Solvers for Airframe Noise Applications," AIAA Paper 2002-2580, Eighth AIAA/CEAS Aeroacoustics Conference, Breckenridge, CO, June 17-19, 2002.
3. Crighton, D. G., Dowling, A. P., Ffowcs Williams, J. E., Heckl, M., and Leppington, F. G., Modern Methods in Analytical Acoustics, chap. 11, Springer-Verlag, London, 1992, pp. 334-342.
4. Farassat, F., "Linear Acoustic Formulas for Calculation of Rotating Blade Noise," AIAA Journal, Vol. 19, No. 9, 1981, pp. 1122-1120.
5. Souliez, F. J., Long, L. N., Morris, P. J., and Sharma, A., "Landing Gear Aerodynamic Noise Prediction Using Unstructured Grids," International Journal of Aeroacoustics, Vol. 1, No. 2, 2002, pp. 115-135.
6. Rumsey, C., Biedron, R., and Thomas, J., "CFL 3. D: Its History and Some Recent Applications," TM 112861, NASA, May 1997, presented at the Godonov's Method for Gas Dynamics Symposium, Ann Arbor, MI.
7. Krist, S. L., Biedron, R. T., and Rumsey, C., "NASA Langley Research Center: Aerodynamic and Acoustic Methods Branch," CFL 3. D User's Manual (Version 5), 1997.
8. Li, F., Khorrami, M. R., and Malik, M. R., "Unsteady Simulations of a Landing-Gear Flow Field," AIAA Paper 2002-2411, Eighth AIAA/CEAS Aeroacoustics Conference, Breckenridge, CO, June 17-19, 2002.
9. Lazos, B., "Surface Topology on the Wheels of a Generic Four-Wheel Landing Gear," AIAA Journal, Vol. 40, No. 14, 2002, pp. 2402-2411.