Study of the fracture toughness by finite element methods
✍ Scribed by José Marı́a Mı́nguez
- Publisher
- Elsevier Science
- Year
- 2000
- Tongue
- English
- Weight
- 196 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0020-7683
No coin nor oath required. For personal study only.
✦ Synopsis
In this work, the critical stress intensity factor of a centre cracked plate is analysed by ®nite element methods to study its dependence upon the geometry of the plate and to search under what conditions it can be identi®ed with the fracture toughness of the material. This will be useful for a better understanding of the theoretical concept of fracture toughness and help to determine its magnitude both by ®nite element procedures and experimentally.
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Abnlnct
## Abstract The extended finite element method (XFEM) is applied to the simulation of thermally stressed, cracked solids. Both thermal and mechanical fields are enriched in the XFEM way in order to represent discontinuous temperature, heat flux, displacement, and traction across the crack surface,