Comparison and implementation of the various numerical methods used for calculating transmission loss in silencer systems

Applied Acoustics

Volumn 64, Issue 9, 2003, Pages 903-916

  Bilawchuk, S ^a   Fyfe, K R ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

Author keywords

3 Point method; 4 Pole method; Acoustic silencers; Boundary element method; Finite element method; Numerical methods; Transmission loss

Indexed keywords

ACOUSTIC NOISE; BOUNDARY ELEMENT METHOD; FINITE ELEMENT METHOD; MATRIX ALGEBRA;

SILENCER SYSTEMS;

INTAKE SILENCERS;

EID: 0038717136     PISSN: 0003682X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0003-682X(03)00046-X     Document Type: Article

References (13)

1. Munjal M.L. Acoustics of ducts and mufflers. 1987;Wiley-Interscience, New York.
2. Wu T.W., Zhang P., Cheng C.Y.R. Boundary element analysis of mufflers with an improved method for deriving the four-pole parameters. J. Sound Vib. 217(4):1998;767-779.
3. Seybert A.F., Cheng C.Y.R. Application of the boundary element method to acoustic cavity response and muffler analysis. J. Vib. Acoust. Stress Reliab. 109:1987;15-21.
4. Ji Z.L., Selamet A. Boundary element analysis of three-pass perforated duct mufflers. Noise Control Engineering Journal. 48(5):2000;151-156.
5. Selamet A., Ji Z.L. Case study. acoustic attenuation performance of circular expansion chambers with extended end-inlet and side-outlet Noise Control Engineering Journal. 48(2):2000;60-66.
6. Wu T.W., Wan G.C. Muffler performance studies using direct mixed-body boundary element method and a three-point method for evaluating transmission loss. J. Vib. Acoust. 118:1996;479-484.
7. SYSNOISE Rev 5.4, LMS International, Interleuvenlann 68, 3001 Leuven, Belgium.
8. Prasad, M.G. Acoustical modeling of automotive exhaust systems. PHd thesis, Purdue University, 1980.
9. Cremers L., Fyfe K.R. On the use of variable order infinite acoustic wave envelope elements for acoustic radiation and scattering. J. Acoust. Soc. Am. 97(4):1995;2028-2040.
10. Beranek L.L. Noise and vibration control. 1971;McGraw-Hill, New York.
11. Bell L.H. Industrial noise control. 1994;Marcel Dekker, New York.
12. Chung J.Y., Blaser D.A. Transfer function method of measuring in-duct acoustic properties. J. Acoust. Soc. Am. 68(3):1980;907-921.
13. Seybert A.F., Ross D.F. Experimental determination of acoustic properties using a two-microphone random-excitation technique. J. Acoust. Soc. Am. 61(5):1977;1362-1370.