Measurement of structural intensity using a normal mode approach

Journal of Sound and Vibration

Volumn 206, Issue 1, 1997, Pages 87-101

  Gavric, L ^a   Carlsson, U ^b   Feng, L ^b  

^a CETIM   (France)

^b ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

PLATES (STRUCTURAL COMPONENTS); VECTORS; VIBRATIONS (MECHANICAL);

NORMAL MODE APPROACH; STRUCTURAL INTENSITY;

ACOUSTIC INTENSITY MEASUREMENT;

EID: 0031235576     PISSN: 0022460X     EISSN: None     Source Type: Journal    
DOI: 10.1006/jsvi.1997.1077     Document Type: Article

References (14)

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2. G. PAVIC 1976 Journal of Sound and Vibration 49, 221-230. Measurement of structure borne wave intensity, part I: formulation of the methods.
3. J. W. VERHEIJ 1976 Journal of Sound and Vibration 70, 133-138. Cross-spectral density methods for measuring structure borne power flow on beams and pipes.
4. P. RASMUSSEN and G. RASMUSSEN 1983 Proceedings of the 11th International Congress on Acoustics, Paris 6, 231-234. Intensity measurements in structures.
5. X. CARNIEL and J. C. PASCAL 1985 Proceedings of the Second International Congress on Acoustic Intensity, 23-26 September, Senlis, 211-217. Charactéristiques de propagation et measures du flux d'énergie vibratoire dans les barres (Characteristics and measurements of the energy flow in beams) (in French).
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9. G. PAVIC 1992 Journal of Sound and Vibration 154, 411-429. Vibroacoustical energy flow through straight pipes.
10. G. PAVIC 1990 Proceedings of the Third International Congress of Intensity Techniques, 27-29 August, Senlis, 21-28. Energy flow induced by the structural vibrations of elastic bodies.
11. L. GAVRIC and G. PAVIC 1990 Proceedings of the Third International Congress on Intensity Techniques, 27-29 August, Senlis, 207-214. Computation of structural intensity in beam-plate structures by numerical modal analysis using FEM.
12. L. GAVRIC 1992 Proceedings of the 17th International Seminar on Modal Analysis, 21-25 September, Leuven, 193-205. Computation of structural intensity for a wide band excitation using normal mode approach.
13. L. GAVRIC and G. PAVIC 1993 Journal of Sound and Vibration 164, 29-43. A finite element method for computation of structural intensity by normal mode approach.
14. D. J. EWINS 1984 Modal Testing: Theory and Practice. Letchworth, Herefordshire, UK: Research Studies Press.