Cableizer

Heat transfer coefficient radiation cable pack—air

Symbol
$h_{rad,CA}$
Unit
W/(K.m$^2$)
Formulas
$\sigma \epsilon_{rad} \left(\theta_{e}+\theta_{abs}+\theta_{air}+\theta_{abs}\right) \left(\left(\theta_{e}+\theta_{abs}\right)^2+\left(\theta_{air}+\theta_{abs}\right)^2\right)$
Related
$\epsilon_{rad}$
Effective emissivity
$\sigma$
Stefan Boltzmann constant [W/m$^2$K$^4$]
$\theta_{abs}$
Absolute temperature [K]
$\theta_{air}$
Ambient air temperature [°C]
$\theta_{e}$
External temperature object [°C]
Used in
$T_{rad,TA}$
Thermal resistance radiation tray top—air [K.m/W]