FRAC-L02-Meshing.pdf

节选段落一：
Modeling Cracks
Lecture 2
L2.2
Modeling Fracture and Failure with Abaqus
Overview
• Crack Modeling Overview
• Modeling Sharp Cracks in Two Dimensions
• Modeling Sharp Cracks in Three Dimensions
• Finite-Strain Analysis of Crack Tips
• Limitations Of 3D Swept Meshing For Fracture
• Modeling Cracks with


节选段落二：
The regions surrounding the
crack front are partitioned to
permit structured meshing.
4
L2.37
Modeling Fracture and Failure with Abaqus
Modeling Sharp Cracks in Three Dimensions
• Aside: Why is the small curved tube needed?
The swept meshing technique sweeps a
mesh through a cross section.


节选段落三：
• After all the partitions are created for meshing purposes, the definition of
the seam remains intact.