The prediction of ducted fan engine noise via a boundary integral equation method

2nd AIAA/CEAS Aeroacoustics Conference

Volumn , Issue , 1996, Pages

  Dunn, M H ^a   Tweed, J ^a   Farassat, F ^b  

^a OLD DOMINION UNIVERSITY   (United States)

^b NASA LANGLEY RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC FIELDS; ACOUSTIC NOISE; ACOUSTIC VARIABLES CONTROL; ACOUSTIC WAVE SCATTERING; ACOUSTICS; AEROACOUSTICS; BOUNDARY INTEGRAL EQUATIONS; BOUNDARY VALUE PROBLEMS; DUCTS; ENGINES;

BOUNDARY INTEGRAL EQUATION METHOD; COMPUTATIONALLY EFFICIENT; EXTERIOR BOUNDARY VALUE PROBLEM; GOVERNING EQUATIONS; HYPERSINGULAR BOUNDARY INTEGRAL EQUATIONS; PASSIVE NOISE CONTROL; SOLUTION METHODOLOGY; UNIFORM FLOW FIELDS;

INTEGRAL EQUATIONS;

EID: 84977119807     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.1996-1770     Document Type: Conference Paper

References (16)

1. J. Lan: Acoustic Shielding from a Short Rigid Duct Around a Propeller, Master’s Thesis, The George Washington University, August 1993.
2. J. Buhler: A New Boundary Integral Method for Predicting the Acoustic Field Generated by Ducted Rotating Sources, Master’s Thesis, The George Washington University, August 1994.
3. R. Martinez: Aeroacoustic Diffraction and Dissipation by a Short Propeller Cowl in Subsonic Flight, NASA CR 190801, April 1993.
4. R. Martinez: A Boundary Integral Formulation for Thin-walled Shapes of Revolution, J. Acous. Soc. Am., 87(2), February 1990.
5. M.A. Hamdi and J.M. Ville: Development of a Sound Radiation Model for a Finite Length Duct of Arbitrary Shape, AIAA Journal, Vol. 20, No. 12, December 1982, pgs. 1687-1692.
6. M.K. Myers: On the Acoustic Boundary Condition in the Presence of Flow, Journal of Sound and Vibration, 71(3), 1980, pgs. 429-434.
7. F.D. Gakhov: Boundary Value Problems, Dover Publications, Inc., New York, 1966.
8. V.I. Smirnov: A Course of Higher Mathematics, Vol. 4, Pergamon Press, Oxford, 1964.
9. M. Golberg: The Convergence of Several Algorithms for Solving Integral Equations with Finite-Part Integrals, Journal of Integral Equations 5, 1983, pgs. 329-340.
10. F. Farassat: Introduction to Generalized Functions with Applications in Aerodynamics and Aeroacoustics, NASA TP 3428, May 1994, (Corrected Copy - February 1996)
11. A.C. Kaya and F. Erdogan: On the Solution of Integral Equations with Strongly Singular Kernels, Quarterly of Applied Mathematics, Volume 45, Number 1, April 1987, pgs. 105-122.
12. Walter Eversman: Theoretical Models for Duct Acoustic Propagation and Radiation, Chapter 13, Aeroacoustics of Flight Vehicles: Theory and Practice, Vol. 2: Noise Control, NASA RP 1258, August 1991.
13. E.J. Rice, M.F. Heidmann, and T.G. Sofrin: Modal Propagation Angles in a Circular Duct with Flow and their relation to Sound Radiation, 17th Aerospace Sciences Meeting Paper AIAA-79-0183, New Orleans, 1979.
14. R.E. Kleinman and G.E. Roach: Boundary Integral Equations for the Three-Dimensional Helmholtz Equation, SIAM Rev., Vol. 16, No. 2, 1974.
15. R.H. Thomas, C.H. Gerhold, F. Farassat, O.L. Santa Maria, W.E. Nuckolls, and D.W. De Vilbiss: Far Field Noise of the 12 Inch Advanced Ducted Propeller Simulator, 33rd Aerospace Sciences Meeting and Exhibit Paper AIAA-95-0722, Reno, 1995.
16. A.J. Burton and G.F. Miller: The Application of Integral Equation Methods to the Numerical Solution of Some Exterior Boundary Value Problems, Proc. Roy. Soc. Ser. A, 323, 1971, pgs. 201-210.