Cableizer
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Factor apportioning the jacket

Factor for apportioning the thermal capacitance of a cable jacket/oversheath

Symbol
$p_j$
Formulae
$\frac{1}{2\ln\left(\frac{D_e}{D_{ar}}\right)}-\frac{1}{\left(\frac{D_e}{D_{ar}}\right)^2-1}$
Related
$D_{ar}$
External diameter of armour [mm]
$D_e$
External diameter of object [mm]
Used in
$C_{c4}$
Thermal capacitance, 4th loop [J/(m.K)]
$Q_{B,d}$
Element B of two-part thermal circuit, duct [J/(m.K)]
$Q_{B,j}$
Element B of two-part thermal circuit, jacket [J/(m.K)]