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TECHNICAL PAPERS

Modeling of Frequency-Dependent Viscoelastic Materials for Active-Passive Vibration Damping

[+] Author and Article Information
M. A. Trindade, A. Benjeddou, R. Ohayon

Structural Mechanics and Coupled Systems Laboratory, Conservatoire National des Arts et Métiers, 75003 Paris, France

J. Vib. Acoust 122(2), 169-174 (Nov 01, 1999) (6 pages) doi:10.1115/1.568429 History: Received November 01, 1999
Copyright © 2000 by ASME
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References

Benjeddou, A., “Recent advances in hybrid active-passive vibration control,” J. Vib. Control, (submitted).
Benjeddou,  A., Trindade,  M. A., and Ohayon,  R., 1999, “New shear actuated smart structure beam finite element,” AIAA J., 37, No. 3, pp. 378–383.
Benjeddou, A., Trindade, M. A., and Ohayon, R., 2000, “Piezoelectric actuation mechanisms for intelligent sandwich structures,” Smart Mater. Struct., 9 , in press.
Friswell, M. I., and Inman, D. J., 1998, “Hybrid damping treatments in thermal environments,” in Tomlinson, G. R. and Bullough, W. A., eds., Smart Mater. Struct., IOP Publishing, Bristol, UK, pp. 667–674.
Inman,  D. J., and Lam,  M. J., 1997, “Active constrained layer damping treatments,” in , , ., eds., 6th Int. Conf. on Recent Advances in Struct. Dyn., 1, pp. 1–20, Southampton (UK), 1997.
Johnson,  C. D., Keinholz,  D. A., and Rogers,  L. C., 1981, “Finite element prediction of damping in beams with constrained viscoelastic layers,” Shock Vib. Bull., 50, No. 1, pp. 71–81.
Lesieutre,  G. A., and Bianchini,  E., 1995, “Time domain modeling of linear viscoelasticity using anelastic displacement fields,” ASME J. Vibr. Acoust., 117, No. 4, pp. 424–430.
Lesieutre,  G. A., and Lee,  U., 1996, “A finite element for beams having segmented active constrained layers with frequency-dependent viscoelastics,” Smart Mater. Struct., 5, No. 5, pp. 615–627.
McTavish,  D. J. and Hughes,  P. C., 1993, “Modeling of linear viscoelastic space structures,” ASME J. Vibr. Acoust., 115, pp. 103–110.
Park,  C. H., Inman,  D. J., and Lam,  M. J., 1999, “Model reduction of viscoelastic finite element models,” J. Sound Vib., 219, No. 4, pp. 619–637.
Trindade, M. A., Benjeddou, A., and Ohayon, R., 1999, “Finite element analysis of frequency- and temperature-dependent hybrid active-passive vibration damping,” Eur. J. Finite Elements, 9 , No. 1–3.

Figures

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Curve fitting of ADF parameters for 3M ISD112
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Geometrical configuration of the segmented hybrid treatment of a cantilever beam (dimensions in mm and not in scale)
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Beam FRF using ADF reduced/full order models
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Transient response using ADF reduced/full order models
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FRF of the damped beam (first mode)
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Transient response of the damped beam
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Influence of viscoelastic thickness on the modal damping
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Influence of treatment length on the modal damping

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