Abstract
Guided waves are increasingly used for Non-Destructive Testing (NDT) of structures; their attractions include speed of inspection and their ability to penetrate inaccessible regions. However developments of guided wave methods are relatively complex because of the existence of multiple frequency-dispersive modes. Successful development depends on a thorough knowledge of which modes may propagate in a structure, their velocity-frequency dispersion relations, and their profiles of stresses and displacements. The authors have developed a general purpose computer model which they have used for a wide variety of studies during the past ten years or so. The paper describes the function of the model in outline, and illustrates its use on some NDT applications.
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Lowe, M.J.S., Cawley, P., Pavlakovic, B.N. (2004). A General Purpose Computer Model for Calculating Elastic Waveguide Properties, with Application to Non-Destructive Testing. In: Goldstein, R.V., Maugin, G.A. (eds) Surface Waves in Anisotropic and Laminated Bodies and Defects Detection. NATO Science Series II: Mathematics, Physics and Chemistry, vol 163. Springer, Dordrecht. https://doi.org/10.1007/1-4020-2387-1_14
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DOI: https://doi.org/10.1007/1-4020-2387-1_14
Publisher Name: Springer, Dordrecht
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