Fig. 23

The positive stress of category 1 (The image was generated using ABAQUS, version 2019, https://www.3ds.com/products-services/simulia/products/abaqus/). (a) X-direction positive stress of the FEM, (b) Y-direction positive stress of the FEM.

The positive stress of category 1 (The image was generated using ABAQUS, version 2019, https://www.3ds.com/products-services/simulia/products/abaqus/). (a) X-direction positive stress of the FEM, (b) Y-direction positive stress of the FEM.