Modeling A
==============


Characteristics of modeling
-----------------------------------

Flat thermal formulation for the fluid (QUAD4 and SEG2)

Formulation plane and discrete deformation for the solid (QUAD4 and SEG2)


.. image:: images/10000C4800002EB7000018B4CF78D20C296D2848.svg
    :width: 470
    :height: 248


.. _RefImage_10000C4800002EB7000018B4CF78D20C296D2848.svg:


.. csv-table::

    "Cut=", "21 QUAD4 meshes along the :math:`x` axis
    4 QUAD4 meshes along the :math:`y` axis
    4 SEG2 meshes on the fluid/piston interface
    1 SEG2 mesh representing the spring connecting the piston to the solid"
    "Boundary conditions:", "DDL_IMPO: (GROUP_NO: noeupist DY: 0.)
    DDL_IMPO: (GROUP_NO: recessed DX: 0. OF: 0. DZ: 0.)"
    "Node name:", "The NOEUPISTest node group consisting of the ten nodes A, B, C, D, E, F, G, H, H, I, J
    The group of nodes ENCASTREest made up of node K"



Characteristics of the mesh
----------------------------

Number of knots: 111 knots

Number of meshes and types: 84 QUAD4, 5 SEG2