Analyzing the total structural intensity in beams using a homodyne laser doppler vibrometer

Shock and Vibration

Volumn 7, Issue 5, 2000, Pages 299-308

  Freschi, Agnaldo A ^a   Pereira, Allan K A ^a   Ahmida, Khaled M ^a   Frejlich, Jaime ^b   Arruda, José Roberto F ^a  

^a UNIVERSITY OF CAMPINAS   (Brazil)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

BEAMS AND GIRDERS; ELASTIC WAVES; INTERFEROMETERS; LASER APPLICATIONS; OPTICAL SENSORS; STRUCTURAL ANALYSIS; VIBRATION MEASUREMENT; WAVE PROPAGATION;

LASER VIBROMETERS; STRUCTURAL POWER FLOW; VIBRATION INTENSITY;

VIBRATIONS (MECHANICAL);

EID: 0034515035     PISSN: 10709622     EISSN: None     Source Type: Journal    
DOI: 10.1155/2000/952482     Document Type: Article

References (14)

1. P.D. Bauman, Measurement of Structural intensity: analytic and experimental evaluation of various techniques for the case of flexural waves in one-dimensional structures, Journal of Sound and Vibration 174(5) (1994), 677-694.
2. R.H. Belansky and K.H. Wanser, Laser Doppler velocimetry using a hulk optic Michelson interferometer: a student laboratory experiment, American journal of physics 61(11) (1993), 1014-1019.
3. Y.H. Berthelot, M. Yang and J. Jarzinski, Recent progress on laser Doppler measurements in structural acoustics, in: Proceedings at the 4th International Congress on Intensity Techniques, Senlis, France, 1993, pp. 199-206.
4. L. Cremer, M. Heckl and E.E. Ungar, Structure-Borne Sound, Springer, Berlin, 1988.
5. J.W. Goodman, Some fundamental properties of speckles, Journal of the optical society of America 66(11) (1976), 1145-1150.
6. C.R. Halkyard and B.R. Mace, Wave Component Approach to Structural Intensity in Beams, in: Proceedings of the 4th International Congress on Intensity Techniques, Senlis, France, 1993, pp. 183-190.
7. N.A. Halliwell, Laser Doppler measurement of vibrating surfaces: a portable instrument, Journal of Sound and Vibration 62(2) (1979), 312-315.
8. D.A. Jackson, A.D. Kersey and A.C. Lewin, Fibre Gyroscope with passive quadrature detection, Electronics Letters 20(10) (1984), 399-401.
9. K.P. Koo, A.B. Tveten and A. Dandridge, Passive stabilization scheme for fiber interferometers using (3×3) fiber directional couplers, Appl. Phys. Lett. 41(7) (1982), 616-618.
10. D.U. Noiseux, Measurement of power flow in uniform beams and plates, Journal of the acoustical society of America 47 (1970), 238-247.
11. G. Pavic, Measurement of structure borne wave intensity, part I: formulation of methods, Journal of Sound and Vibration 49(2) (1976), 221-230.
12. T.A. Riener, A.C. Goding and F.E. Talke, Measurement of head/disk spacing modulation using a two channel fiber optic laser Doppler vibrometer, IEEE Transactions on Magnetics 24(6) (1988), 2745-2747.
13. J.W. Verheij, Cross-spectral density methods for measuring structure-borne power flow on beams and pipes, Journal of Sound and Vibration 70 (1980), 133-139.
14. G.P. Gibbs, Simultaneous active control of flexural and extensional power flow in thin beams, Ph.D. thesis, Virginia Polytechnic Institute and State University, USA, 1995.