Author: Vicente Mataix Ferrándiz
Kratos version: Current head
Source files: Contact Hertz Hessian 2D
In this test case,
The following applications of Kratos are used:
- StructuralMechanicsApplication
- ContactStructuralMechanicsApplication
- MeshingApplication with the MMG module
The problem consists in a Hertz contact problem remeshing considering the Hessian of the VM stress and the contact pressure. There are 11 steps, and the remesh is executed each 3 steps starting in the 4th.
The original mesh:
The evolution and reduction of the error can be appretiated in the following remeshing steps:
- Step 1:
Displacement:
- Step 2:
Displacement:
- Step 3:
Displacement:
- Step 4:
The resulting mesh:
Displacement:
- Step 5:
Displacement:
- Step 6:
Displacement:
- Step 7:
The resulting mesh:
Displacement:
- Step 8:
Displacement:
- Step 9:
Displacement:
- Step 10:
The resulting mesh:
Displacement:
- Step 11:
Displacement:
VM stress: