These commands are used to define radiation options for use in thermal analyses. The commands are grouped by functionality.
Table 2.105: Radiation Matrix Method
| These AUX12 commands are used to calculate radiation view factors and to create a radiation substructure for the Radiation Matrix method. | ||
|---|---|---|
| EMIS | Specifies the emissivity as a material property. | |
| GEOM | Defines the geometry specifications for the radiation matrix calculation. | |
| MPRINT | Specifies that radiation matrices are to be printed. | |
| SPACE | Defines a space node for radiation. | |
| VTYPE | Specifies the viewing procedure used to determine the form factors. | |
| WRITE | Writes the radiation matrix file. | |
Table 2.106: Radiosity Solver
| These AUX12 commands are used to calculate the radiation view factors and to specify the solution parameters for the Radiosity solver method. | ||
|---|---|---|
| HEMIOPT | Specifies options for Hemicube view factor calculation. | |
| RADOPT | Specifies Gauss-Seidel Radiosity Solver options. | |
| SPCNOD | Defines a space node for radiation using the Radiosity method. | |
| SPCTEMP | Defines a free-space ambient temperature for radiation using the Radiosity method. | |
| V2DOPT | Specifies 2-D/axisymmetric view factor calculation options. | |
| VFOPT | Specifies options for view factor file. | |
| VFQUERY | Queries and prints element Hemicube view factors and average view factor. | |