Finite element micro-model of Helmholtz liner configurations

4th AIAA/CEAS Aeroacoustics Conference

Volumn , Issue , 1998, Pages 647-655

  Regan, Basil ^a   Eaton, John ^a  

^a NATIONAL UNIVERSITY OF IRELAND   (Ireland)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC IMPEDANCE; AEROACOUSTICS; DUCTS; OIL WELL CASINGS; TURBOFAN ENGINES;

ATTENUATION CHARACTERISTICS; ATTENUATION PERFORMANCE; HELMHOLTZ RESONATORS; IMPEDANCE DISTRIBUTION; NUMERICAL APPROACHES; PREDICTIVE TECHNIQUES; THREE DIMENSIONAL FINITE ELEMENTS; VERIFICATION-AND-VALIDATION;

FINITE ELEMENT METHOD;

EID: 84977097948     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.1998-2312     Document Type: Conference Paper

References (14)

1. Smith, M., Aircraft Noise, Cambridge University Press, 1989.
2. Kinsler, L.E. & Frey, A.R., Fundamentals of Acoustics, Wiley, Singapore, 3rd Edition, 1982.
3. Anon., Standard Method of Test for Impedance and Absorption of Acoustical Materials by the Tube Method, ASTM Standard C-384-58.
4. Sobolev, A. et al, “Investigations of the Noise Suppressing System Elements for Passenger Aircraft Power Plants”, AIAA Paper 96-1681.
5. Regan, B.A. & Eaton, J.A., “Application of an Efficient Iterative 3D Finite Element Scheme to the Fan Noise Radiation Problem”, CEAS/ AIAA Paper 95-012, June 1995.
6. Regan, B.A. & Eaton, J.A., “Influence of Non- Symmetric Configurations on Fan Intake Aeroacoustics”, AIAA Paper 96-0872, January, 1996.
7. Regan, B.A., Development of Finite Element Techniques for Aeroacoustic Applications, Ph.D. Dissertation, National University of Ireland, Galway, Ireland, 1996.
8. Regan, B.A. & Eaton, J.A. “Modelling of Aeroacoustic Field Radiation for Turbofan Engines with Scarfed Intakes”, (submitted to AIAAJ).
9. Astley, R.J. & Eversman, W., “Finite Element Formulations for Acoustical Radiation”, Journal of Sound and Vibration, Vol. 88, No. 1, pp.47-64, 1983.
10. Motsinger, R.E. & Kraft, R.E., “Design and Performance of Duct Acoustic Treatment”, in Aeroacoustics of Flight Vehicles, NASA TR 90-3052, Vol. 2, August 1991.
11. Van der Vorst, H.A., “Bi-CGSTAB: a Fast and Smoothly Converging Variant of Bi-CG for the Solution of Nonsymmetric Linear Systems”, SIAM Journal of Scientific and Statistical Computing, Vol.13, pp. 631-644, 1992.
12. Saad, Y., “Preconditioning Techniques for Nonsymmetric and Indefinite Linear Systems”, Journal of Computational and Applied Mathematics, Vol.24, pp. 89-105, 1988.
13. Zorumski, W.E. & Tester BJ., Prediction of the Acoustic Impedance of Duct Liners. NASA TM X-73951, 1976.
14. Ruijgrok, G.J., Elements of Aviation Acoustics, Delft University Press, The Netherlands, 1993.