Modélisation D
==============


Caractéristiques de la modélisation
-----------------------------------

Coques 3DMEC3QU9H


.. image:: images/100009AA00001EB2000010549D9AF6E4C4480967.svg
    :width: 396
    :height: 210


.. _RefImage_100009AA00001EB2000010549D9AF6E4C4480967.svg:

Les conditions aux limites appliquées sur les trois frontières correspondent aux conditions de symétrie (déplacements et rotations bloquées).


Caractéristiques du maillage
----------------------------

Nombre de nœuds: 331

Nombre de mailles et types: 75 QUAD9


Grandeurs testées et résultats
------------------------------

(Fréquences en Hertz)


+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
| **Identification n°mode**                                      | **Référence** | **Aster**                         | **% différence** |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
|                                                                |237.25         |237.25                             |0                 |
| .. image:: images/1000013E0000043D00000457BE72D72908E213E9.svg |               | 237.26                            | 0.004            |
|     :width: 396                                                |               |                                   |                  |
|     :height: 210                                               |               |                                   |                  |
|                                                                |               |                                   |                  |
|                                                                |               |                                   |                  |
| .. _RefImage_1000013E0000043D00000457BE72D72908E213E9.svg:     |               |                                   |                  |
|                                                                |               |                                   |                  |
|                                                                |               |                                   |                  |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
| 2                                                              |               |                                   |                  |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
| 3                                                              | 282.85        | non obtenu [:ref:`§10.2 <§10.2>`] |                  |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
|4                                                               |305.24         |305.18                             |–0.019            |
|                                                                |               | 305.19                            | –0.017           |
|                                                                |               | 305.20                            | –0.011           |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
| 5                                                              | 324.17        | non obtenu [:ref:`§10.2 <§10.2>`] |                  |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
|6                                                               |346.76         |346.17                             |–0.169            |
|                                                                |               | 346.19                            | –0.165           |
|                                                                |               | 346.25                            | –0.147           |
|                                                                |               | 346.36                            | –0.114           |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
| 7                                                              | 376.68        | non obtenu [:ref:`§10.2 <§10.2>`] |                  |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
|8                                                               |416.00         |413.81                             |–0.525            |
|                                                                |               | 413.84                            | –0.520           |
|                                                                |               | 413.84                            | –0.518           |
|                                                                |               | 414.02                            | –0.476           |
|                                                                |               | 414.09                            | –0.46            |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
| 9                                                              | 465.75        | non obtenu [:ref:`§10.2 <§10.2>`] |                  |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+
|10                                                              |526.20         |520.57                             |–1.071            |
|                                                                |               | 520.62                            | –1.06            |
|                                                                |               | 520.64                            | –1.056           |
|                                                                |               | 521.28                            | –0.935           |
|                                                                |               | 521.29                            | –0.933           |
|                                                                |               | 521.31                            | –0.929           |
+----------------------------------------------------------------+---------------+-----------------------------------+------------------+



Remarques
---------

Les modes 3, 5, 7, 9 ne sont pas obtenus à cause des conditions aux limites choisies pour ce modèle, avec les trois plans de symétrie.