Elastic computation of a full diabolo subjected to a thermal loading
In this example the computation of an elastic diabolo subjected to a sinusoidal thermal loading is carried out.
Modelizations
| Name of the use test | perf008 |
| Code version | 12 |
| Type of analysis | Elastic computation |
| Material behaviour | Elastic |
| Geometric behaviour | Small displacements |
| Dominant type of mesh | Hexahedron |
Results
| Modelizations | A | B | C | D |
|---|---|---|---|---|
| Type of mesh | Linear | Quadratic | Linear | Linear |
| Number of dof | 499 203 | 495 075 | 1 001 427 | 1 992 981 |
| Number of elements | 187 680 | 50 348 | 367 480 | 716 976 |
| Memory used (Mo) | 3 560 | 7 191 | 9 329 | 4 599 |
| Total time (s) | 424.87 | 836.16 | 1 782.22 | 575.23 |
| MECA_STATIQUE time (s) | 420.92 | 832.68 | 1 772.55 | 555.57 |
| Method | MULT_FRONT | MULT_FRONT | MULT_FRONT | GCPC |
In this case the D modelization uses the GCPC solver. We could notice it has two assets: using few RAM and being very fast. However this type of iterative solver can’t be used for every issue, as it does not always converge, which causes robustness problems in numerous cases.