Mode matching in engine ducts with vortical flows

Collection of Technical Papers - 12th AIAA/CEAS Aeroacoustics Conference

Volumn 4, Issue , 2006, Pages 2325-2335

  Vilenski, Gregory ^a  

^a EINDHOVEN UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; AMPLITUDE MODULATION; APPROXIMATION THEORY; COMPUTATIONAL FLUID DYNAMICS; EIGENVALUES AND EIGENFUNCTIONS; MATHEMATICAL MODELS; NUMERICAL METHODS; PERTURBATION TECHNIQUES; PIPE FLOW; SWIRLING FLOW; VORTEX FLOW;

MODE MATCHING; PRESSURE MODE AMPLITUDE; TRIPLE-PLANE PRESSURE MATCHING; UNSTEADY PRESSURE FIELD;

JET ENGINES;

EID: 33845670351     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2006-2584     Document Type: Conference Paper

References (6)

1. Cooper, A.J., Peake, N., 2005 Upstream-radiated rotor-stator interaction noise in mean swirling flow. J. Fluid Mech., vol. 532, pp. 219-250.
2. Eversman, W. 1991 Theoretical model for duct acoustic propagation and radiation. In Aeroacoustics of Flight Vehicles: Theory and Practice. Volume 2: Noise Control (Ed. H.H. Hubbard), chapter 13, p. 101 - 163.
3. Golubev, V.V, Atassi, H.M., 1998 Acoustic vorticity waves in swirling flows. J. of Sound and Vibration, vol. 209(2), pp.203-222.
4. Nijboer, R. 2001 Eigenvalues and eigenfunctions of ducted swirling flows. AIAA 2001-2178, pp. 1-11.
5. Ovenden, N.C., Rienstra, S.W. 2004 Mode-matching strategies in slowly varying engine ducts. AIAA Journal Vol. 42, No 9, pp. 1832-1840.
6. Tam, C.K.W., Auriault, L., 1998 The wave modes in ducted swirling flows. J. Fluid Mech., vol. 371, pp.1-20.