Reference problem
=====================

Geometry
---------


.. image:: images/Object_1.svg
    :width: 394
    :height: 239


.. _RefImage_Object_1.svg:


Material properties
----------------------

.. csv-table::

    ":math:`\lambda \mathrm{=}40W\mathrm{/}m°C` ", "Thermal conductivity"
    ":math:`\rho C=1J/{m}^{3}°C` ", "Volume heat"



Boundary conditions and loads
-------------------------------------


* Inner surface: radiation, :math:`\varepsilon =0.6` (gray body coefficient), :math:`{T}_{i}^{e}=500.0°C`,


* External surface: convection, :math:`{h}_{e}=133.5W/{m}^{2}°C`, :math:`{T}_{e}^{e}=20.0°C`.


Initial conditions
--------------------

Not applicable.