Skip to main content

Table 6 Performance in case of varying fault resistances

From: ANN based directional relaying scheme for protection of Korba-Bhilai transmission line of Chhattisgarh state

Fault type Fault location Fault resistance Fault Phase identification time Detection time of forward section
A C G
AG 40 km 0 3 - 2 2
10 3 - 3 2
20 3 - 2 2
40 3 - 2 2
60 3 - 2 2
80 3 - 2 2
100 3 - 2 2
ACG 120 km 0 3 6 3 3
10 3 6 3 3
20 4 7 3 3
40 3 7 3 3
60 4 7 3 3
80 4 7 3 3
100 4 7 3 3