Application of Flower Pollination Algorithm for Solving Complex Large-Scale Power System Restoration Problem Using PDFF Controllers

Figure 4

(a) Digression in the frequency of area-1 (Hz) vs time (s). (b) Digression in the frequency of area-2 (Hz) vs time (s). (c) Digression in tie-line power (p.u.MW) vs time (s). (d) Digression in control input (p.u.MW) in area-1 vs time (s). (e) Digression in control input (p.u.MW) in area-2 Vs time (s).