Cableizer
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Temperature of the surface of object at z

Temperature of the cable surface at the point z in the cable route in the tunnel.

Symbol
$\theta_{o,z}$
Unit
°C
Formulae
$\theta_{at,z}+T_a W_{a,z}+T_s N_{sys} N_c W_{tot}$
Related
$N_c$
Number of sources in system
$N_{sys}$
Number of parallel systems in the same confinement
$T_a$
Star thermal resistance of air [K.m/W]
$T_s$
Star thermal resistance of object [K.m/W]
$\theta_{at,z}$
Air temperature in tunnel at z [°C]
$W_{a,z}$
Heat removed by air at z [W/m]
$W_{tot}$
Total losses per object [W/m]
Used in
$\theta_{c,z}$
Conductor temperature at z [°C]