Elastic perturbance due to a rigid inclusion embedded in an infinite homogeneous and isotropic medium exerting a remote uniform heat flux

被引:3
|
作者
Lee, Zhaohang [1 ]
Tang, Yu [1 ]
Zou, Wennan [1 ]
机构
[1] Nanchang Univ, Inst Adv Study, Inst Engn Mech, Nanchang 330031, Jiangxi, Peoples R China
基金
美国国家科学基金会;
关键词
Rigid inclusion; Uniform heat flux; K-M potentials; Laurent polynomial; Rigid-body displacement; PLANE; CRACK;
D O I
10.1016/j.engfracmech.2021.107954
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
The problem of an infinite homogeneous isotropic medium with a rigid inclusion and exerting a uniform remote heat flux is deeply studied. The previous solutions without considering the rigid-body displacement of the rigid inclusion relative to the matrix cannot strictly satisfy the boundary condition of displacement and/or the resultant moment constraint around the rigid inclusion. In this paper, the analytical solution due to the remote heat flux is revisited when the shape of the rigid inclusion is characterized by the Laurent polynomial with finite terms, and the relative rigid-body displacement of the rigid inclusion is introduced to make the boundary condition and constraint satisfied accurately. The obtained results are compared with some reported results, and effects of rigid-body displacement and remote heat flux direction are discussed. The caused stress concentration and rigid-body displacement of the rigid inclusion would be valuable in theory and engineering application.
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页数:18
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