Click Calculation options in the fire resistance calculator menu to open the Thermal Calculations Parameters dialog.
The following options are available.
- Parameters of a calculation grid created in the cross-section of an RC element.
- Division of the cross section area in the X and Y coordinates (specify a number of edge divisions along the axes X and Y)
- Approximation of the cross-sectional contour.
- Underapproximation.
- Overapproximation.
- Underapproximation.
- Time increment step is a value of the time step in thermal calculations.