Crack Analysis of 3D Functionally Graded Materials by a BEM |
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| Journal | Key Engineering Materials (Volumes 385 - 387) |
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| Volume | Advances in Fracture and Damage Mechanics VII |
| Edited by | H.S. Lee, I.S. Yoon and M.H. Aliabadi |
| Pages | 881-884 |
| DOI | 10.4028/www.scientific.net/KEM.385-387.881 |
| Citation | Jing Wang et al., 2008, Key Engineering Materials, 385-387, 881 |
| Online since | July, 2008 |
| Authors | Jing Wang, Xiao Wei Gao, Chuan Zeng Zhang |
| Keywords | Boundary Element Method (BEM), Crack Analysis, Fracture Mechanic, Functionally Graded Material (FGM), Stress Intensity Factor (SIF) |
| Abstract | This paper presents an elastostatic crack analysis in three-dimensional (3D), isotropic, functionally graded and linear elastic solids. A boundary element method (BEM) based on boundary-domain integral equations is applied. A multi-domain technique and discontinuous elements at the crack-front are adopted. To show the effects of the materials gradients on the crackopening- displacements (CODs) and the stress intensity factors (SIFs), numerical results for a pennyshaped crack are presented and discussed. |
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