Guideline for adopting the local reaction assumption for porous absorbers in terms of random incidence absorption coefficients

Acta Acustica united with Acustica

Volumn 97, Issue 5, 2011, Pages 779-790

  Jeong, Cheol Ho ^a  

^a TECHNICAL UNIVERSITY OF DENMARK   (Denmark)

Author keywords

[No Author keywords available]

Indexed keywords

ABSORBER THICKNESS; ABSORPTION COEFFICIENTS; ACOUSTICAL CHARACTERISTICS; AIR CAVITY; AIR-GAPS; BIOT MODELS; BUILDING ELEMENT; CAVITY DEPTH; FLOW RESISTIVITY; LOW FLOW; REACTION MODEL; RIGID SURFACES; ROOM ACOUSTICS; SURFACE REACTION MODELS; THICKNESS RATIO; WAVE PROPAGATION MODELS;

ABSORPTION; ACOUSTICS; ARCHITECTURAL ACOUSTICS; POROUS MATERIALS; RANDOM ERRORS; SURFACES; WAVE PROPAGATION;

SURFACE REACTIONS;

EID: 80052440319     PISSN: 16101928     EISSN: None     Source Type: Journal    
DOI: 10.3813/AAA.918458     Document Type: Article

References (30)

1. M. E. Delany, E. N. Bazley: Acoustical properties of fibrous absorbent materials. Appl. Acoust. 3 (1970) 105-116.
2. Y. Miki: Acoustical properties of porous materials - modifications of Delany-Bazley models. J. Acoust. Soc. Jp. 11 (1990) 19-28.
3. L. L. Beranek: Acoustic impedance of porous materials. J. Acoust. Soc. Am. 13 (1962) 248-260.
4. J.-F. Allard, Y. Champoux: New empirical equations for sound propagation in rigid frame fibrous materials. J. Acoust. Soc. Am. 91 (1992) 3346-3353.
5. M. A. Biot: Theory of propagation of elastic waves in a fluid-saturated porous solid. I. Low frequency range, II. Higher frequency range. J. Acoust. Soc. Am. 28 (1956) 168-191.
6. S. K. Kakoty, V. K. Roy: Bulk reaction modeling of sound propagation through circular dissipative ducts backed by an air gap. J. Vib. Acoust. 128 (2006) 699-704. (Pubitemid 44932500)
7. U. J. Kurze, I. L. Ver: Sound attenuation in ducts lined with non-isotropic material. J. Sound Vib. 24 (1972) 177-187.
8. K. M. Li, T. Waters-Fuller, K. Attenborough: Sound propagation from a point source over extended-reaction ground. J. Acoust. Soc. Am. 104 (1998) 679-685. (Pubitemid 28373151)
9. H. Utsuno, T. W. Wu, A. Seybert, T. Tanaka: Prediction of sound fields in cavities with sound absorbing materials. AIAA J. 28 (1990) 1870-1876.
10. L. P. Franzoni, C. M. Elliott: An angle-by-angle approach to predicting broadband high-frequency sound fields in rectangular enclosures with experimental comparison. J. Acoust. Soc. Am. 114 (2003) 1968-1979. (Pubitemid 37266626)
11. M. Hodgson, A. Wareing: Comparisons of predicted steady- state levels in rooms with extended- and local-reaction bounding surfaces. J. Sound Vib. 309 (2008) 167-177. (Pubitemid 47632635)
12. J.-F. Allard, N. Atalla: Propagation of sound in porous media: Modelling sound absorbing materials. 2nd edition. John Wiley and Sons, London, 2009.
13. T. Cox, P. D'Antonio: Acoustic absorbers and diffusers. Spon Press, London, 2004. 23.
14. K. Attenborough: Acoustical characteristics of porous materials. Phys. Rep. 82 (1982) 179-227.
15. C. Klein, A. Cops: Angle dependence of impedance of a porous layer. Acustica 44 (1980) 258-264. (Pubitemid 11437497)
16. D. B. Bliss, S. E. Burke: Experimental investigation of the bulk reaction boundary condition. J. Acoust. Soc. Am. 71 (1982) 546-551.
17. D. J. Sides, K. J. Mulholland: The variation of normal layer impedance with angle of incidence. J. Sound Vib. 14 (1971) 139-142.
18. E. A. G. Shaw: The acoustic wave guide. II. Some specific normal acoustic impedance measurements of typical porous surfaces with respect o normally and obliquely incident waves. J. Acoust. Soc. Am. 25 (1953) 231-235.
19. F. P. Mechel: Ausweitung der Absorberformel von Delany und Bazley zu tiefen Frequenzen (Extension to low frequencies of the formulae of delany and bazley for absorbing materials). Acustica 35 (1976) 210-213.
20. T. Komatsu: Improvement of the Delaney-Bazley and Miki models for fibrous sound-absorbing materials. Acoust. Sci. & Tech. 29 (2008) 121-129. (Pubitemid 351364520)
21. H.-J. Kim, J.-G. Ih: Rayleigh-Ritz approach for predicting the acoustic performance of lined rectangular plenum chambers. J. Acoust. Soc. Am. 120 (2006) 1859-1870. (Pubitemid 44536113)
22. A. Cummings: High frequency ray acoustics models for duct silencers. J. Sound Vib. 221 (1999) 681-708. (Pubitemid 129550531)
23. L. J. Sivian: Sound propagation in ducts lined with absorbing materials. J. Acoust. Soc. Am. 9 (1938) 135-140.
24. Y. Champoux, J.-F. Allard: Dynamic tortuosity and bulk modulus in air-saturated porous media. J. Appl. Phys. 70 (1991) 1975-1979.
25. D. L. Johnson, J. Koplik, R. Dashen: Theory of dynamic permeability and tortuosity in fluid saturated porous media. J. Fluid Mech. 176 (1987) 379-402. (Pubitemid 17573138)
26. E. T. Paris: On the coefficient of sound-absorption measured by the reverberation method. Phil. Mag. 5 (1928) 489-497.
27. C. W. Kosten: International comparison measurement in the reverberation room. Acustica 10 (1960) 400-411.
28. C.-H. Jeong: A correction of random incidence absorption coefficients for the angular distribution of acoustic energy under measurement conditions. J. Acoust. Soc. Am. 125 (2009) 2064-2071.
29. J. H. Rindel: Modeling the angle-dependent pressure reflection factor. Appl. Acoust. 38 (1993) 223-234. (Pubitemid 23622146)
30. H. Kuttruff: Room acoustics. 4th edition. Spon Press, London, 2000.