# Radiation heat transfer coefficient conductor-enclosure

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

Symbol
$h_{rad_{ce}}$
Unit
W/(K.m$^2$)
Formulae
$4 K_{ce} \sigma \left(\frac{\theta_{c}}{2} + \frac{\theta_{encl}}{2} + 273\right)^{3}$
$\sigma$
$\theta_{c}$
$\theta_{encl}$
Used in
$W_{rad_{ce}}$