README.md

Contact Hertz Hessian 2D

Author: Vicente Mataix Ferrándiz

Kratos version: Current head

Source files: Contact Hertz Hessian 2D

Case Specification

In this test case,

The following applications of Kratos are used:

• StructuralMechanicsApplication
• ContactStructuralMechanicsApplication
• MeshingApplication with the MMG module

Case Specification

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:

Results

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: