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Extended BEM of Evaluating Stress Intensity Factors of V-notch Perpendicular to an Interface with Bo
[会议论文] 作者：Renyu GE,Zhongrong NIU,Changzheng CHENG,Zongjun Hu,
来源：第五届亚太国际工程中计算方法学术会议暨第11届全国工程计算方法学术会议 年份：2015
V-notches of bonded dissimilar materials are frequently encountered in engineering applications,such as in welded connections and structures strengthened wi...
[会议论文] 作者：Huanlin Zhou,Yu Tian,Bo Yu,Zhongrong Niu,
来源：第五届亚太国际工程中计算方法学术会议暨第11届全国工程计算方法学术会议 年份：2015
The governing equation of two dimensional orthotropic potential problem is transformed into standard Laplace equation by the coordinate transformation metho...
Extended BEM of Determining the Singular Stress Fieldof Plane V-notched Structure in Hardening Mater
[会议论文] 作者：Zhongrong NIU,Renyu GE,Changzheng CHENG,Zongjun Hu,
来源：第五届亚太国际工程中计算方法学术会议暨第11届全国工程计算方法学术会议 年份：2015
The extended boundary element method(XBEM)is proposed to determine the singular stress field of the V-notched structures with local plastic deformation near...
[会议论文] 作者：Changzheng Cheng,Shenyu Ge,Zongjun Hu,Zhongrong Niu,
来源：第五届亚太国际工程中计算方法学术会议暨第11届全国工程计算方法学术会议 年份：2015
The computational accuracy of the thermal stress of the internal points by the conventional boundary element methodbecomes more deteriorate when the points...
Accuracy of the extended boundary element method analyzing the stress fields of V-notched/cracked st
[会议论文] 作者：Cong Li,Zhongrong Niu,Bin Hu,Changzheng Cheng,
来源：中国计算力学大会2018暨国际华人计算力学大会2018 年份：2018
According to the theory of linear elasticity,the numerical methods are difficult to calculate the singular stress field in a V-notch/crack tip region....
[会议论文] 作者：Shanlong Yao,Changzheng Cheng,Yongyu Yang,Zhongrong Niu,
来源：中国计算力学大会2018暨国际华人计算力学大会2018 年份：2018
By introducing the displacement asymptotic expansion around the vertex of a propagating V-notch into elasticity governing equation,radial boundary condition and interfacial continuity condition,the si...
[期刊论文] 作者：Cong Li,Bin Hu,Zhongrong Niu,Zongjun Hu,Changzheng Cheng,
来源：固体力学学报:英文版 年份：2021
The aim of this study is to determine the complete elastic–plastic stress asymptotic solutions at the plane V-notch tip with the two edges being clamped–clamped,free-clamped and free-friction.Firstly,the displacement and stress fields aro......
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