Define/DTRM Rays... menu item opens the
DTRM Rays panel.
DTRM Rays Panel
DTRM Rays panel allows you to define the rays used by the discrete transfer radiation model (DTRM). It opens automatically when you click on
OK after selecting the
Discrete Transfer model in the
Radiation Model panel. See Section
13.3.11 for details about the items below.
contains parameters for the clusters (see Section
Cells Per Volume Cluster, Faces Per Surface Cluster
control the number of radiating surfaces and absorbing cells. (See the explanation in Section
contains parameters for the ray traces (see Section
Theta Divisions, Phi Divisions
control the number of rays being traced. (Guidelines are provided in Section
generates a graphical display of the clusters in the domain. (This item is available only after you have created or read a ray file.)