Table 3 Comparison of accuracy of different fault between S and T
From: Experimental studies on impedance based fault location for long transmission lines
Fault Type | RFault | Location | Fault Location Error (%) | ||
|---|---|---|---|---|---|
Ω | km | With two ends method | Relay Fault Location Function | With the proposed shceme | |
AB | 0 | 100 | 3.4222 | 5.1733 | 0.2222 |
AB | 0 | 125 | 2.7111 | 4.8311 | 0.0444 |
AB | 50 | 100 | 3.3333 | 4.9333 | 0.6667 |
AB | 50 | 125 | 2.6222 | 4.6133 | −0.089 |
ABG | 0 | 100 | 3.3333 | 4.9333 | 0.6667 |
ABG | 0 | 125 | 2.6222 | 4.6133 | −0.089 |
ABG | 50 | 100 | 3.2444 | 139.2133 | 0 |
ABG | 50 | 125 | 2.5333 | 143.2489 | −0.356 |
BG | 0 | 100 | 3.1111 | 6.6488 | 0.6667 |
BG | 0 | 125 | 2.2667 | 7.1155 | −0.622 |
BG | 50 | 100 | 2.8444 | 8.8933 | 0.3556 |
BG | 50 | 125 | 2.1333 | 10.6889 | 0.3556 |