Dynamic anti-plane analysis for a semi-circular salient in an infinite elastic strip region

被引:1
|
作者
Zhang, Xi-meng [1 ,2 ]
Qi, Hui [3 ]
机构
[1] Changzhou Inst Technol, Sch Aerosp & Mech Engn, Flight Coll, Changzhou, Jiangsu, Peoples R China
[2] Special Proc Key Lab Jiangsu Prov, Changzhou, Jiangsu, Peoples R China
[3] Harbin Engn Univ, Coll Aerosp & Civil Engn, Harbin, Heilongjiang, Peoples R China
关键词
Strip region; semi-salient; SH guided wave; dynamic stress concentration factor (DSCF); SHEAR-WAVES; SH-WAVE; SCATTERING; SURFACE;
D O I
10.1080/15376494.2021.1950246
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Dynamic incident anti-plane shearing (SH guided wave) is considered to calculate dynamic stress in an infinite strip region with a semi-salient. With the aid of series expansion method, the expression of SH guided wave is established, which satisfies the stress free condition on the upper and lower horizontal boundaries of the strip. The expression of standing wave is constructed by the means of Fourier series expansion. The expression of scattering wave is conducted based on repeated image superposition. Boundary conditions are solved by applying orthogonal function expansion technique. Results clarified the influence on the dynamic stress concentration factor under proper conditions.
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页码:5207 / 5214
页数:8
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