3. Modeling A#
3.1. Characteristics of modeling#
Material point (use of SIMU_POINT_MAT). Two resolution methods are tested:
IMPLICITE
RUNGE_KUTTA
3.2. Tested sizes and results#
Implicit integration
Identification |
Instant |
Reference |
Implicit aster |
\(\text{\%}\) difference |
\({\sigma }_{\mathrm{xx}}\) |
0.5 |
156.115 |
156.115 |
0 |
\({\sigma }_{\mathrm{xx}}\) |
1.5 |
-163.886 |
-163.886 |
0 |
\({\sigma }_{\mathrm{xx}}\) |
2.5 |
163.182 |
163.182 |
0 |
Explicit integration (Runge-Kutta)
Identification |
Instant |
Reference |
Explicit aster |
\(\text{\%}\) difference |
|
\({\sigma }_{\mathrm{xx}}\) |
0.5 |
156.115 |
156.115 |
156.211 |
0.1 |
\({\sigma }_{\mathrm{xx}}\) |
1.5 |
-163.886 |
-163.974 |
0.1 |
|
\({\sigma }_{\mathit{xx}}\) |
2.5 |
163.182 |
163.281 |
0.1 |