Modélisation D
==============


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

**Modélisation D_PLAN_HHO linéaire :**


.. image:: images/100018E000002F3B000007C0CD6513C8CC904221.svg
    :width: 609
    :height: 100



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

20 QUAD8


Valeurs testées
---------------

Les nœuds observés ont pour coordonnées : :math:`x=y=0.005`


.. csv-table::

    "**Identification**
    **température**", "**Référence**"
    "t = 0.5 s N6 (x = 0.005)", "682.43"
    "t = 1.0 s N6 (x = 0.005)", "661.33"
    "t = 3.0 s N6 (x = 0.005)", "628.20"
    "t = 6.0 s N6 (x = 0.005)", "614.25"
    "", ""
    "t = 0.5 s N11 (x = 0.010)", "726.05"
    "t = 1.0 s N11 (x = 0.010)", "705.75"
    "t = 3.0 s N11 (x = 0.010)", "669.63"
    "t = 6.0 s N11 (x = 0.010)", "647.49"
    "", ""
    "t = 0.5 s N16 (x = 0.015)", "738.11"
    "t = 1.0 s N16 (x = 0.015)", "728.70"
    "t = 3.0 s N16 (x = 0.015)", "696.06"
    "t = 6.0 s N16 (x = 0.015)", "673.22"
    "", ""
    "t = 0.5 s N21 (x = 0.020)", "739.86"
    "t = 1.0 s N21 (x = 0.020)", "737.22"
    "t = 3.0 s N21 (x = 0.020)", "714.94"
    "t = 6.0 s N21 (x = 0.020)", "692.06"


Le calcul par éléments finis nécessite une discrétisation en temps de :math:`\Delta t=5.{10}^{-4}s`
au moins pour les premiers pas. La condition au limite imposée à l'origine faisant passer brusquement
la température de :math:`740.°C` à :math:`580.°C`.