Modélisation A
==============

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

Éléments POU_D_T et DIS_TR.


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


.. csv-table::

    "Nombre de nœuds", "Nombre d'éléments"
    "51", "51"


Tableau 2.2-1


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


.. csv-table::

    "Mode", "Valeur AFNOR
    (Hz)", "Valeur Pipestress
    (Hz)", "Valeur Aster
    (Hz)", "Écart Aster – AFNOR
    (%)"
    "1", "28.8", "29.403", "28.482", "2.3674631"
    "2", "189.3", "191.064", "190.768", "0.7754886"
    "3", "268.8", "271.824", "271.594", "1.0394345"
    "4", "641", "645.816", "646.664", "0.8836193"
    "5", "682", "689.452", "686.689", "0.6875367"
    "6", "1063", "1070.625", "1067.327", "0.4070555"


Tableau 2.3-1: Comparaison des fréquences


Déformée modale
---------------


.. image:: images/100002010000044F000001B14C158480EB274B3C.png
    :width: 6.298in
    :height: 2.472in


.. _RefImage_100002010000044F000001B14C158480EB274B3C.png:

**Figure** 2.4-1:Déformée modale mode 1