Fig. 6From: Reconfigurable control as actuator fault-tolerant control design for power oscillation dampingSystem reconfiguration with actuators {A2,A3andA4} active on actuator fault at A1. a Actual input(uf) to system; b Reconfigured control signal(uc) as seen by controller at system input; c Actual feedback signal(yf) showing effect of integration of RC at time of fault ; d Reconfigured feedback signal(yc) seen by controller at it’s inputBack to article page