Fig. 9From: Adaptive fractional integral terminal sliding mode power control of UPFC in DFIG wind farm penetrated multimachine power systemThe response of the proposed and conventional controls of the admittance model of the UPFC for a three phase to ground fault at time t = 1.47 s (operating point ‘A’) on the bus 7 of the test system as shown in Fig. 5, with a lower penetration of the DFIG wind farm which is subjected to a variable wind speed (Fig. 6), where, a the admittance of the UPFC at bus ‘m’ in p.u., b the admittance of the UPFC at bus ‘n’in p.u., c the active power injection of the DFIG (p.u.), and d the interarea oscillation between the generators ‘1′ and ‘4′ in Rad/s, respectivelyBack to article page