Fuzzy Inference System Approach for Locating Series, Shunt, and Simultaneous Series-Shunt Faults in Double Circuit Transmission Lines

Figure 3

Degree of member function for (a) series fault, (b) shunt fault phase identification, and (c) shunt fault ground identification.

(a) Series fault

(b) Shunt fault, phase identification

(c) Shunt fault, ground identification