Abstract
Based on the elastic wave propagation and scattering theories, it is introduced acoustical and electromagnetical multiple scattering solutions. With wave function expansion and coordinates translation methods, it is solved the every order of scattering complex coefficients with boundary conditions. The iteration relation of high order to lower order of scattering coefficients is established, the multiple scattering wave and total wave field are determined as well. It is innovatively calculated the elastic wave multiple scattering and dynamic stress response problems of arbitrarily arranged deep cavities subjected to incident P waves. The numerical example shows the value of Dynamic Stress Concentration Factor (DSCF) which the cavities group is arranged as hexagon is approximately the same as the ones linearly arranged meanwhile the separation between cavities is narrower than the former one.
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Acknowledgements
The work described in this paper was supported by the National Science Foundation of China (Grant No. 51408549), the Natural Science Foundation of Zhejiang Province, China (Grant No. LY16E090005) and the Research Fund of ZUCC Teachers (Grant No. J-15018).
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© 2018 Springer Nature Singapore Pte. Ltd. and Zhejiang University Press
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Sun, M., Fang, H., Zhang, S., Wei, X. (2018). Dynamic Stress Distribution of Arbitrarily Arranged Deep Cavities Subjected to Incident Plane P Waves by Multiple Scattering Method. In: Bian, X., Chen, Y., Ye, X. (eds) Environmental Vibrations and Transportation Geodynamics. ISEV 2016. Springer, Singapore. https://doi.org/10.1007/978-981-10-4508-0_33
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DOI: https://doi.org/10.1007/978-981-10-4508-0_33
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