Radiative Heat Balance Simulator

Material

Preset

Density kg/m^3 Specific heat J/(kg K) Thermal conductivity W/(m K) Thickness m Area m^2

Spectral curves

Each line is wavelength_nm,value. Wavelengths are in nm. Values must be between 0 and 1.

Absorptivity curve

Emissivity curve

Enable radiation source Spectrum preset

Irradiance scale Incidence angle degrees Source temperature K

Initial temperature K Environment temperature K Emitting faces

Enable air-side heat exchange (conduction + convection) Mode

Air temperature K Coefficient h W/(m^2 K) Wind speed m/s Characteristic length m (0 = auto)

Advanced air properties

Sea-level dry air at 300 K, scaled to the film temperature. Use the pressure scale (P/P0) for altitude.

Air k W/(m K) Air nu m^2/s Air alpha m^2/s Air Prandtl number Pressure scale P/P0

Ready.

Temperature-

Equilibrium-

Absorbed-

Emitted net-

Air convection-

Net-

Sim time-

Total irradiance-