Cut-on cut-off transition in flow ducts: Comparing multiple-scales and finite-element solutions

Collection of Technical Papers - 10th AIAA/CEAS Aeroacoustics Conference

Volumn 2, Issue , 2004, Pages 1636-1653

  Ovenden, Nick C ^a   Eversman, Walter ^b,d   Rienstra, Sjoerd W ^c  

^a UNIVERSITY COLLEGE LONDON   (United Kingdom)

^b MISSOURI UNIVERSITY OF SCIENCE AND TECHNOLOGY   (United States)

^c EINDHOVEN UNIVERSITY OF TECHNOLOGY   (Netherlands)

^d University of Missouri Rolla   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC SIGNAL PROCESSING; ACOUSTIC WAVE PROPAGATION; ACOUSTIC WAVES; BENCHMARKING; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; TURBOFAN ENGINES;

ACOUSTIC MODES; ASYMPTOTIC SCALING; MEAN FLOW; NOISE TRANSMISSION;

DUCTS;

EID: 19644384359     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (19)

1. A.M. Nayfeh and D.P. Telionis, "Acoustic propagation in ducts of varying cross sections." Journal of the Acoustical Society of America 54 (1973) 1654-1661.
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4. S.W. Rienstra, "Sound propagation in slowly varying lined flow ducts of arbitrary cross section." Journal of Fluid Mechanics 495 (2003). 157-173.
5. S.W. Rienstra and W. Eversman, "A numerical comparison between the multiple-scales and finite-element solution for sound propagation in lined flow ducts." Journal of Fluid Mechanics 437 (2001) 367-384.
6. S.W. Rienstra, "Cut-on cut-off transition of sound in slowly varying flow ducts." Aerotechnica - Missili e Spazio, special issue in memory of David Crighton. (edited by L. Morino and N. Peake) 79, nos. 3-4, (2000) 93-97.
7. N.C. Ovenden, "Near cut-on/cut-off transitions in lined ducts with flow." Paper AIAA 2002-2445 of the 8th AIAA/CEAS Aeroacoustics Conference in Breckenridge, CO, 17-19 June (2002).
8. A.J. Cooper and N. Peake, "Trapped acoustic modes in aeroengine intakes with swirling flow." Journal of Fluid Mechanics 419 (2000) 151-175.
9. N.C. Ovenden, "A composite multiple-scales solution for cut-on cut-off transition in a hard-walled duct with flow." submitted to Journal of Sound and Vibration (2004).
10. I. Danda Roy and W. Eversman, "Improved finite element modeling of the turbofan engine inlet radiation problem." ASME Journal of Vibration and Acoustics 117 (1995), 109-115.
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14. I. Danda Roy and W. Eversman, "Far field calculations for turbofan noise." AIAA Journal 39(12), (2001). 2255-2261.
15. W. Eversman, "A reverse flow theorem and acoustic reciprocity in compressible potential flow in ducts." Journal of Sound and Vibration 246(1), (2001), 71-95.
16. W. Eversman, "Numerical experiments on acoustic reciprocity in compressible potential flows in ducts." Journal of Sound and Vibration 246(1), (2001), 97-113.
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18. In revised form, entitled: "On the azimuthal sound mode propagation in axisymmetric flow ducts", accepted for publication in AIAA-Journal (2004).
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