Element B of two-part thermal circuit, insulation

Symbol
$Q_{B_{i}}$
Unit
J/m.K
Formulae
$\frac{Q_{i} \left(1 - p_{i}\right)}{n_{c}}$long-term transients
$\frac{Q_{i2} \left(1 - p_{i}\right) \left(- \frac{T_{1t}}{2 n_{c}} + T_{B}\right)^{2}}{T_{B}^{2} n_{c}} + \frac{Q_{i1} \left(1 - p_{i}\right) + Q_{i2} p_{i}}{n_{c}}$short-term transients