Discretization
==============


Degrees of freedom
------------------


.. csv-table::

    "**Finite element**", "**Degrees of freedom (at each vertex node)**"



.. csv-table::

    "MEFLTR3, MEFLTR6, MEFLQU4, MEFLQU8, MEFLQU9 "," PRES: pressure
    PHI: displacement potential"
    "MEFLSE2, MEFLSE3 "," PHI: fluid displacement potential"
    "MEFSSE2, MEFSSE3 ", "DX, DY: structural displacement components
    PHI: potential for fluid movement"
    "MEAXFLT3, MEAXFLT6, MEAXFLQ4, MEAXFLQ8, MEAXFLQ9 "," PRES: pressure
    PHI: displacement potential"
    "MEAXFLS2, MEAXFLS3 "," PHI: fluid displacement potential"
    "MEAXFSS2, MEAXFSS3 ", "DX, DY: structural displacement components
    PHI: potential for fluid movement"



Stiffness matrix support mesh
------------------------


.. csv-table::

    "**Modeling**", "**Mesh**", "**Finished Element**", "**Remarks**"



.. csv-table::

    "2D_ FLUIDE "," TRIA3 "," MEFLTR3 ", ""
    "", "TRIA6 "," MEFLTR6 ", ""
    "", "QUAD4 "," MEFLQU4 ", ""
    "", "QUAD8 "," MEFLQU8 ", ""
    "", "QUAD9 "," MEFLQU9 ", ""
    "2D_ FLUI_STRU "," SEG2 "," MEFSSE2 ", ""
    "", "SEG3 "," MEFSSE3 ", ""
    "AXIS_FLUIDE "," TRIA3 "," MEAXFLT3 ", ""
    "", "TRIA6 "," MEAXFLT6 ", ""
    "", "QUAD4 "," MEAXFLQ4 ", ""
    "", "QUAD8 "," MEAXFLQ8 ", ""
    "", "QUAD9 "," MEAXFLQ9 ", ""
    "AXIS_FLUI_STRU "," SEG2 "," MEAXFSS2 ", ""
    "", "SEG3 "," MEAXFSS3 ", ""



Cargo support mesh
------------------------------


.. csv-table::

    "**Modeling**", "**Mesh**", "**Finished Element**", "**Remarks**"



.. csv-table::

    "2D_ FLUIDE "," SEG2 "," MEFLSE2 ", ""
    "", "SEG3 "," MEFLSE3 ", ""
    "AXIS_FLUIDE "," SEG2 "," MEAXFLS2 ", ""
    "", "SEG3 "," MEAXFLS3 ", ""