Cableizer ®

Resistance link

Definition according to CIGRE TB 531 chap. 4.2.4.3

Symbol
$R_{h}$
Unit
$\Omega$/m
Formulas
$0$Link connecting two substations
$\frac{R_{r} Z_{sky}}{R_{r}+Z_{sky}}$Link between a substation and a overhead line with skywire
$\frac{\left(R_{l}+R_{r}\right) Z_{sky}}{R_{l}+R_{r}+Z_{sky}}$Siphon - overhead line with skywire
$R_{r}$Link between a substation and a overhead line without skywire
$R_{l}+R_{r}$Siphon - overhead line without skywire
Related
$R_{l}$
Ground resistance load [$\Omega$]
$R_{r}$
Ground resistance receiving end [$\Omega$]
$Z_{sky}$
Self impedance skywire [$\Omega$/m]
Used in
$X_{h}$
Reactance link [$\Omega$/m]
$Z_{h}$
Zero-sequence impedance [$\Omega$/m]