Cableizer
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Element B of two-part thermal circuit, filler

Symbol
$Q_{B,f}$
Unit
J/(m.K)
Formulae
$0$Single-core cables
$\frac{\left(\frac{q_f \left(T_2+T_3+T_{4i}+T_{4ii}\right)}{T_B}\right)^2 Q_f}{q_f}$Multi-core cables
Related
$Q_f$
Thermal capacitance of filler [J/(m.K)]
$q_f$
Ratio of losses affecting the filler
$T_2$
Thermal resistance of armour bedding [K.m/W]
$T_3$
Thermal resistance of jacket [K.m/W]
$T_{4i}$
Thermal resistance of medium in the duct [K.m/W]
$T_{4ii}$
Thermal resistance of the duct wall [K.m/W]
$T_B$
Element B of equivalent thermal circuit [K.m/W]
Used in
$Q_B$
Element B of two-part thermal circuit [J/(m.K)]