Influence of surface porosity on the radiated sound from multilayer automotive trim components

SAE Technical Papers

Volumn , Issue , 2005, Pages

  Göransson, Peter ^a   Hörlin, Nils Erik ^a   Semeniuk, Brad ^b  

^a ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

^b Rieter Automotive Management AG   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC GENERATORS; ACOUSTIC NOISE; ACOUSTIC PROPERTIES; ACOUSTIC WAVE ABSORPTION; ACOUSTIC WAVE PROPAGATION; ACOUSTIC WAVE SCATTERING; ARCHITECTURAL ACOUSTICS; AUTOMOBILE MANUFACTURE; FINITE ELEMENT METHOD; INTERFACES (MATERIALS); MULTILAYERS; POROSITY; SOUND INSULATING MATERIALS; STRUCTURAL DYNAMICS;

ACOUSTIC MULTILAYERS; ANISOTROPIC MECHANICAL PROPERTIES; LOW-MEDIUM FREQUENCY; MECHANICAL COMPONENTS; SIMULATION DEVELOPMENT; SOUND TRANSMISSION LOSS; STRUCTURAL VIBRATIONS; VEHICLE APPLICATIONS;

VIBRATIONS (MECHANICAL);

EID: 85072435008     PISSN: 01487191     EISSN: 26883627     Source Type: Journal    
DOI: 10.4271/2005-01-2345     Document Type: Conference Paper

References (10)

1. [Biot1956], Biot M. A., J Acoust Soc Am 28, 168-178. Theory of propagation of elastic waves in a fluid-saturated porous solid. Part I. Low-frequency range.
2. [Hörlin2001], Hörlin N. E., Nordström M., Göransson P., J Sound Vib 254 (4), 633-652. A 3-D hierarchical FE formulation of Biot's equations for elastoacoutsic modeling of porous media.
3. [Hörlin2004], Hörlin N. E., Hierachical finite element modelling of Biot's equations for vibro-acoustic modelling of layered poroelastic media. PhD thesis, KTH Kungliga Tekniska Högskolan, TRITA-AVE 2004:46. ISBN 91-7283-927-9.
4. [Rigobert2003], Rigobert S., Atalla N., Sgard F. C., J Acoust Soc Am 114 (5), 2607-2617. Investigation of the convergence of the mixed displacement-pressure formulation for three-dimensional poroelastic materials using hierarchical elements.
5. [Allard1993], Allard J. F., Propagation of sound in porous media: Modelling sound absorbing materials, New York, Inc. ISBN 0-387-98319-8.
6. [Atalla2001], Atalla N., Hamdi M. A., Panneton R.,. J Acoust Soc Am 109 (6), 3065-3068. Enhanced weak integral formulation for the mixed (u,p) poroelastic equations.
7. [Zienkiewicz1983], Zienkiewicz O. C., De SR Gago J. P., Kelly D. W., Computers & Structures 16 (1-4), 53-65. The hierarchical concept in finite element analysis.
8. [Davidsson2004], Davidsson P., Structure-acoustic analysis; finite element modeling and reduction methods. PhD thesis Lund University Report TVSM-1018, ISBN 91-628-6176-X.
9. [Semeniuk2001], Semeniuk B., Optimization, In Particular as Applied to Automotive Trim Components, Paper 14, Rieter Automotive Conference 2001.
10. [Göransson2004], Göransson P., Acoustic and Vibrational Damping in Porous Solids. Engineered Foams and Porous Materials, The Royal Society Scientific Discussion Meeting, November 2004.