Mutual thermal resistance between rated and crossing object

Mutual thermal resistance between the rated object and the crossing object with several crossings.

Symbol
$T_{mh}$
Unit
K.m/W
Formulae
$\frac{\rho(e^{\gamma_X\Delta z}-1)}{4\pi} \sum\limits_{{v}=1}^{N_X} T_{mh_v}$
Related
$\Delta \theta_{0x}$