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Equivalent resistance of earth return path

Definition according to Cigre TB 531 chap. 4.2.3.3

Symbol
$R_E$
Unit
$\Omega$/m

Default
4.93e-05

Formulas
$\frac{\omega \mu_E}{8}$
Related
$\mu_E$
Magnetic permeability of earth [H/m]
$\omega$
Angular frequency [rad/s]
Used in
$Z_a$
Self impedance of phase conductor with earth return [$\Omega$/m]
$Z_c$
Mutual inductance between middle and outer cables in flat formation with earth return [$\Omega$/m]
$Z_{ct}$
Self impedance earth continuity conductor [$\Omega$/m]
$Z_{ij}$
Mutual impedance between cables with earth return [$\Omega$/m]
$Z_L$
Mutual inductance between outer cables in flat formation with earth return [$\Omega$/m]
$Z_m$
Mutual impedance between phase conductor and metal screen with earth return [$\Omega$/m]
$Z_{mt}$
Equivalent mutual impedance between earth continuity conductor and any cable [$\Omega$/m]
$Z_s$
Self impedance of metal screen with earth return [$\Omega$/m]
$Z_x$
Equivalent mutual impedance between cables with earth return [$\Omega$/m]