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Improved XFEM for multiple crack analysis: Accurate and efficient implementations for stress intensity factors 期刊论文
COMPUTER METHODS IN APPLIED MECHANICS AND ENGINEERING, 2023, 卷号: 411, 页码: 116045
作者:  Wen, LongFei;  Tian, Rong;  Wang LX(王理想);  Feng C(冯春)
收藏  |  浏览/下载:51/0  |  提交时间:2023/06/15
Improved XFEM  Multiple cracks  Extra-dof-free singularity enrichment  Level set templated cover cutting  Stress intensity factor  Linear elastic fracture mechanics (LEFM)  
Mixed-mode fatigue crack propagation simulation by means of Geq and walker models of the structural steel S355 期刊论文
THEORETICAL AND APPLIED FRACTURE MECHANICS, 2023, 卷号: 123, 页码: 16
作者:  Xin,Haohui;  Liu,Jielin;  Correia,Jose A. F. O.;  Berto,Filippo;  Veljkovic,Milan;  Qian GA(钱桂安)
Adobe PDF(14130Kb)  |  收藏  |  浏览/下载:95/1  |  提交时间:2023/02/03
Mixed mode fatigue crack propagation  Equivalent energy release rate ()  Extended finite element method (XFEM)  Virtual Crack Closure Technology (VCCT)  Walker equation  
Modelling of reactor pressure vessel subjected to pressurized thermal shock using 3D-XFEM 期刊论文
NUCLEAR ENGINEERING AND DESIGN, 2019, 卷号: 353, 页码: 13
作者:  Mora DF;  Niffenegger M;  Qian GA(钱桂安);  Jaros M;  Niceno B
浏览  |  Adobe PDF(5171Kb)  |  收藏  |  浏览/下载:324/93  |  提交时间:2019/11/26
Pressurized thermal shock  Large Break LOCA  Stress intensity factor  Reactor pressure vessel  Fracture mechanics  XFEM  
Analysis of the effect of out-of-phase biaxial fatigue loads on crack paths in cruciform specimens using XFEM 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2019, 卷号: 123, 页码: 87-95
作者:  Infante-Garcia D;  Qian GA(钱桂安);  Miguelez H;  Giner E
浏览  |  Adobe PDF(2161Kb)  |  收藏  |  浏览/下载:209/75  |  提交时间:2019/05/29
XFEM  Cruciform specimen  Biaxial fatigue loading  Crack paths  
The influence of crack-orientation distribution on the mechanical properties of pre-cracked brittle media 期刊论文
INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 2016, 卷号: 96, 页码: 64-73
作者:  Zeng, XG;  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
浏览  |  Adobe PDF(4597Kb)  |  收藏  |  浏览/下载:351/70  |  提交时间:2016/12/08
Pre-cracked Media  Crack Distribution  Extended Finite Element Method (Xfem)  Elastic Properties  Strength  
Modeling of dynamic crack branching by enhanced extended finite element method 期刊论文
Computational Mechanics, 2014, 卷号: 54, 期号: 2, 页码: 489-502
作者:  Xu DD;  Liu ZL;  Liu XM(刘小明);  Zeng QL;  Zhuang Z;  Liu, ZL (reprint author), Tsinghua Univ, Sch Aerosp, Dept Engn Mech, Appl Mech Lab, Beijing 100084, Peoples R China.
浏览  |  Adobe PDF(1018Kb)  |  收藏  |  浏览/下载:513/195  |  提交时间:2014/09/02
Xfem  Dynamic Fracture Mechanics  Mass Lumping  Crack Branching