Ah&met-Sib's fracture criterion based on strain energy density, S, for mixed mode crack extension under static loading is extended to dynamic mixed mode, K, and K,,, crack propagation. Influence of the second order term, uox, which represents the non-singular constant stress acting parallel to the d
A new mixed mode fracture criterion: maximum tangential strain energy density criterion
โ Scribed by J.M. Koo; Y.S. Choy
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 445 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0013-7944
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โฆ Synopsis
In
this paper, crack initiation is postulated to occur in the direction along which the tangential strain energy density factor possesses a maximum value and when it reaches a critical value in the angled crack problem. As a result of its examination, we can see that this criterion is able to be applied to this problem.
๐ SIMILAR VOLUMES
The strain energy criterion for crack propagation proposed in the paper is based on the principle that the direction of crack propagation takes place along the direction where the distance from the crack tip to a certain contour line of constant distortional strain energy density is minimum, and the