Acoustic radiation from rotating blades - The Kirchhoff method in aeroacoustics

Journal of Sound and Vibration

Volumn 239, Issue 4, 2001, Pages 785-800

  Farassat, F ^a  

^a NASA LANGLEY RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; FREQUENCY DOMAIN ANALYSIS; LINEAR EQUATIONS; SUBSONIC FLOW; SUPERSONIC FLOW; TIME DOMAIN ANALYSIS; TURBOMACHINE BLADES;

ACOUSTIC RADIATION; AEROACOUSTICS; KIRCHOFF METHOD; LINEAR WAVE EQUATIONS; ROTATING BLADES;

ACOUSTIC WAVE TRANSMISSION;

EID: 0035945507     PISSN: 0022460X     EISSN: None     Source Type: Journal    
DOI: 10.1006/jsvi.2000.3221     Document Type: Article

References (41)

1. On the sound field of a rotating propeller
2. The sound field for singularities in motion
3. The source of propeller noise
4. Noise from propellers with symmetrical sections at zero blade angle, I and II
5. Sound generation by turbulence and surfaces in arbitrary motion
6. The influence of solid boundaries on aerodynamic sound
7. Introduction to generalized functions with applications in aerodynamics and aeroacoustics
8. The Kirchhoff formulas for moving surfaces in aeroacoustics-the subsonic and supersonic cases
9. Extension of Kirchhoffs formula to radiation from moving surfaces
10. A new boundary integral formulation for prediction of sound radiation
11. An analytical comparison of the acoustic analogy and Kirchhoff formulation for moving surfaces
12. The uses and abuses of the acoustic analogy in helicopter rotor noise prediction
13. An efficient and robust method for computing quadrupole noise
14. Supersonic quadrupole noise theory for high-speed helicopter rotors
15. The influence of the transonic flow field on high-speed helicopter impulsive noise
16. Quadrupole source in prediction of the noise of rotating blades-a new source description
17. An analysis of the quadrupole noise source of high speed rotating blades
18. High-speed helicopter rotor noise-shock waves as a potent source of sound
19. The mean curvature of the influence surface of wave equation with sources on a moving surface
20. Theory of noise generation from moving bodies with an application to helicopter rotors
21. Linear acoustic formulas for calculation of rotating blade noise
22. The prediction of helicopter rotor discrete frequency noise
23. Prediction of helicopter rotor discrete frequency noise-a computer program incorporating realistic blade motions and advanced acoustic formulation
24. Theoretical analysis of linearized acoustics and aerodynamics of advanced supersonic propellers
25. Advanced turboprop noise prediction based on recent theoretical results
26. The integration of δ′ (f) in a multi-dimensional space
27. Computational methods in the prediction of advanced subsonic and supersonic propeller induced noise-ASSPIN user manual
28. On the possibility of singularities in the acoustic field of supersonic sources when BEM is applied to a wave equation
29. Line source singularity in the wave equation and its removal of quadrupole source-a supersonic propeller noise problem
30. A study of supersonic surface sources-the Ffowcs Williams-Hawkings equation and the Kirchhoff formula
31. The near-field singularity predicted by the spiral Green's function in acoustics and electrodynamics
32. The breakdown of the linearized theory and the role of quadrupole sources in transonic rotor acoustics
33. Review: The use of Kirchchoff's method in computational aeroacoustics