Cableizer ®

Thermal capacitance part 3

Symbol
$C_{c3}$
Unit
J/(m.K)
Formulas
$\frac{Q_{j}}{q_{s}}$single-core cables, without armour
$\frac{p_{ab} Q_{ab}}{q_{s}}$single-core cables, with armour
$\left(1-p_{shj}\right) Q_{shj}+\frac{3Q_{f}}{2q_{s}}+\frac{3p_{ab} Q_{ab}}{q_{s}}$three-core cables, jacket around each core
$\frac{3Q_{f}}{2q_{s}}+\frac{3p_{ab} Q_{ab}}{q_{s}}$three-core cables, sheaths touching
Related
$p_{ab}$
Apportioning factor armour bedding
$p_{shj}$
Apportioning factor sheath jacket
$Q_{ab}$
Thermal capacitance armour bedding [J/(m.K)]
$Q_{f}$
Thermal capacitance filler [J/(m.K)]
$Q_{j}$
Thermal capacitance jacket [J/(m.K)]
$q_{s}$
Ratio of losses screen/sheath
$Q_{shj}$
Thermal capacitance sheath jacket [J/(m.K)]