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Modeling the excitation of guided waves in generally anisotropic multilayered media
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10.1121/1.2390674
/content/asa/journal/jasa/121/1/10.1121/1.2390674
http://aip.metastore.ingenta.com/content/asa/journal/jasa/121/1/10.1121/1.2390674

Figures

Image of FIG. 1.
FIG. 1.

System geometry.

Image of FIG. 2.
FIG. 2.

Flow chart of excitability calculation.

Image of FIG. 3.
FIG. 3.

(Color online) Example of dispersion data: (a) discrete points generated by the semianalytical finite element method and (b) the resulting dispersion surfaces. The data are for a cross-ply composite plate.

Image of FIG. 4.
FIG. 4.

Finite element (FE) model geometry.

Image of FIG. 5.
FIG. 5.

Out-of-plane surface displacement of a aluminum plate, after the start of a five cycle Hanning windowed toneburst of out-of-plane force applied at with center frequency : FE model results showing contributions from (a) mode and (b) mode; asymptotic model results showing contributions from (c) mode and (d) mode.

Image of FIG. 6.
FIG. 6.

Out-of-plane surface displacement of a cross-ply composite plate, after the start of a five cycle Hanning windowed toneburst of out-of-plane force applied at with center frequency : FE model results showing contributions from (a) mode and (b) modes; asymptotic model results showing contributions from (c) mode, (d) modes, (e) mode and (f) mode.

Image of FIG. 7.
FIG. 7.

Out-of-plane surface displacement of a -thick uni-directional composite plate, after the start of a five cycle Hanning windowed toneburst of out-of-plane force applied at with center frequency : FE model results showing contributions from (a) mode and (b) modes; asymptotic model results showing contributions from (c) mode, (d) modes, (e) mode and (f) mode.

Image of FIG. 8.
FIG. 8.

Surface displacement of a aluminium plate, after the start of a five cycle Hanning windowed toneburst of in-plane force applied at at to horizontal with center frequency : (a) radial displacement, (b) angular displacement and (c) out-of-plane displacement.

Tables

Generic image for table
TABLE I.

Properties of aluminium plate

Generic image for table
TABLE II.

Properties of cross-ply composite plate.

Generic image for table
TABLE III.

Properties of unidirectional composite plate

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/content/asa/journal/jasa/121/1/10.1121/1.2390674
2007-01-01
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Modeling the excitation of guided waves in generally anisotropic multilayered media
http://aip.metastore.ingenta.com/content/asa/journal/jasa/121/1/10.1121/1.2390674
10.1121/1.2390674
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