Thermal resistance 32 of multi-layer backfill method

Thermal resistance offered by the material in layer 2 along the flow path q3.

Symbol
$R_{q32}$
Unit
K.m/W
Formulae
$\frac{2 C_{6} \left(\frac{H_{T} + \frac{k_{4}}{K_{E}}}{2 s_{T}}\right)^{C_{7}}}{k_{4}}$
$K_{E}$