Table 1 Line parameters of the simulation model.

From: A novel approach for high impedance fault detection in resonant grounding systems based on statistical characteristics

Type of line

Impedance (Ω/km)

Inductance (mH/km)

Capacitance to ground (µF/km)

Positive sequence

Zero sequence

Positive sequence

Zero sequence

Positive sequence

Zero sequence

Overhead lines

0.178

0.25

1.21

0.54

0.01

0.006

Cable lines

0.27

2.7

0.255

1.02

0.339

0.28

Back to article page