A numerical comparison between the multiple-scales and finite-element solution for sound propagation in lined flow ducts

Journal of Fluid Mechanics

Volumn 437, Issue , 2001, Pages 367-384

  Rienstra, Sjoerd W ^a   Eversman, Walter ^b  

^a EINDHOVEN UNIVERSITY OF TECHNOLOGY   (Netherlands)

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

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC WAVE TRANSMISSION; AIRCRAFT ENGINES; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; TURBOFAN ENGINES;

MACH NUMBER;

DUCTS;

DUCT; MATHEMATICAL METHOD; POTENTIAL FLOW; SOUND;

EID: 0035947947     PISSN: 00221120     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0022112001004438     Document Type: Article

References (14)

1. Finite element formulations for acoustical radiation
2. Improved finite element modeling of the turbofan engine inlet radiation problem
3. A reverse flow theorem and acoustic reciprocity in compressible potential flows
4. The boundary condition at an impedance wall in a nonuniform duct with potential flow
5. Modeling wind tunnel wall effects on the radiation characteristics of acoustic sources
6. Aft fan duct acoustic radiation
7. Contributions to the finite element solution of the fan noise radiation problem
8. On the acoustic boundary condition in the presence of flow
9. Wave envelope and finite element approximations for turbo-fan noise radiation in flight
10. Optimum wall impedance for spinning modes-a correlation with mode cutoff ratio
11. Sound transmission in slowly varying circular and annular ducts with flow
12. Sound transmission in slowly varying circular and annular ducts with flow
13. Axial flow compressor studies