∇

Description

The MarshakRadiation is a mixed boundary condition that provides a Marshak condition for the incident radiation field (usually written as G).

The radiation temperature is retrieved from the mesh database, using a user specified temperature field name.

Usage

The condition requires entries in both the boundary and field files.

Boundary file 

<patchName>
{
    type            patch;
    ...
}

Field file 

<patchName>
{
    // Mandatory entries
    type            MarshakRadiation;

    // Optional entries
    T               <word>;

    // Inherited entries
    ...
}

where:

Property Description Type Required Default
type Type name: MarshakRadiation word yes -
T Name of temperature field word no T

The inherited entries are elaborated in:

  • mixedFvPatchFields.H

Further information

Tutorial:

Source code:

API:

History:

  • Introduced in version 1.5