Model A
=====


Characteristics of the model
----------------------------

As shown in Figure 3, there are 3982 quadratic, Barsoum type, elements in the mesh. The mesh is refined around the crack as shown in Figure 4.


.. image:: images/10000201000004B100000272748B2CDD00F10611.png
    :width: 6.4772in
    :height: 3.3764in


.. _RefImage_10000201000004B100000272748B2CDD00F10611.png:

*Figure 3: Mesh of the structure.*


.. image:: images/1000020100000606000002E06B2B059D549EE5EC.png
    :width: 6.4772in
    :height: 3.0917in


.. _RefImage_1000020100000606000002E06B2B059D549EE5EC.png:

*Figure 4: Zoom in view of the mesh around the crack front.*

Tested sizes
-----------------

Table 1 lists the reference values obtained by POST_JMOD for any contour. For the testcase, we set VALE_CALC =0.03249 with a tolerance of 1E-6 and VALE_REF =0.03569 with a tolerance of 1E-2.


.. csv-table::

    "**Identification**", "**Reference**", "**Reference type**", "**Tolerance**"
    ":math:`J` POST_JMOD /option J", "0.035692", "'SOURCE_EXTERNE'", "1%"