bristol.ac.uk

Summary of research project:The fracture of lattice structure

Huaiyuan Gu

bristol.ac.uk

Some current progress:

Hexagonal lattice Triangular lattice

Kagome lattice Square lattice

Above: the polar plot of lattice modulus with different lattice orientations

The stiffness study of 3D lattices

bristol.ac.uk

Some current progress

Lattice boundary layer model applied with Mode I asymptotic displacement field

The predicted load-displacement response of fracture of edge crack triangular lattice specimen

Initial crack

Predicted crack path

Crack path prediction𝑃

edge crack