# Radiation heat transfer coefficient, conductor to enclosure

Radiation heat transfer coefficient from conductor surface to inner wall of the PAC/GIL enclosure or from surface of PAC/GIL to surrounding air.

Symbol
$h_{rad,ce}$
Unit
W/(K.m$^2$)
Formulae
$4\sigma K_{ce} \left(\frac{\theta_c+\theta_{encl}}{2}+\theta_{abs}\right)^3$
Related
$\sigma$
$\theta_{abs}$
$\theta_c$
$\theta_{encl}$
Used in
$W_{rad,ce}$