10. K modeling#
10.1. Characteristics of modeling#
It’s a 3D model. We use the Signorin law of behavior from MFront with the model GREEN_LAGRANGE.
10.2. Characteristics of the mesh#
Number of elements: 1918 tetrahedra and 455 knots.
10.3. Tested sizes and results#
First calculation (MOONEY - RIVLIN)
Tested value |
Instant |
Reference |
Type |
Tolerance |
Displacement \(w\) |
1.0 |
|
Analytics |
0.20% |
We also test the stresses at the center of the cube:
Value tested |
Instant |
Type |
Constraint \({\mathrm{\sigma }}_{\mathit{YY}}\) |
1,0 |
Non-regression |
Constraint \({\mathrm{\sigma }}_{\mathit{ZZ}}\) |
1,0 |
Non-regression |
Second calculation (NEO - HOOKEAN)
Tested value |
Instant |
Reference |
Type |
Tolerance |
Displacement \(w\) |
1.0 |
|
Analytics |
0.30% |
We also test the stresses at the center of the cube:
Value tested |
Instant |
Type |
Constraint \({\mathrm{\sigma }}_{\mathit{YY}}\) |
1,0 |
Non-regression |
Constraint \({\mathrm{\sigma }}_{\mathit{ZZ}}\) |
1,0 |
Non-regression |
Third calculation (SIGNORINI)
Tested value |
Instant |
Reference |
Type |
Tolerance |
Displacement \(w\) |
1.0 |
|
Analytics |
0.20% |
We also test the stress in the middle of the square:
Value tested |
Instant |
Type |
Constraint \({\mathrm{\sigma }}_{\mathit{YY}}\) |
1,0 |
Non-regression |
Constraint \({\mathrm{\sigma }}_{\mathit{ZZ}}\) |
1,0 |
Non-regression |