Cableizer ®

Diameter conductor (outer)

Symbol
$D_{c}$
Unit
m
Used in
$A_{c}$
Cross-sectional area conductor [mm$^2$]
$A_{comp}$
Cross-sectional area compartment [m$^2$]
$C_{b}$
Capacitance insulation [F/m]
$D_{ci}$
Diameter conductor (inner) [m]
$F_{form}$
Form factor
$\gamma_{c}$
Skin and proximity effect factor $\gamma$ PAC/GIL conductor
$\mathrm{Gr}_c$
Grashof number conductor→gas
$h_{conv,c}$
Heat transfer coefficient convection conductor—gas [W/(K.m$^2$)]
$K_{ce}$
Radiation shape factor conductor—enclosure
$k_{s}$
Skin effect coefficient
$\mathrm{Nu}_c$
Nusselt number conductor—gas
$r_{c}$
Radius conductor [mm]
$t_{comp}$
Thickness compartment [m]
$T_{conv,ce}$
Thermal resistance convection conductor—enclosure [K.m/W]
$\theta_{gas}$
Gas temperature [°C]
$V_{comp}$
Gas volume [m$^3$]
$W_{conv,ce}$
Convective heat transfer conductor→enclosure [W/m]
$W_{rad,ce}$
Radiation heat transfer conductor→enclosure [W/m]