Transient Stability Enhancement of Multimachine Power System Using Robust and Novel Controller Based CSC-STATCOM

Figure 16

System response with different shunt FACTS devices (SVC, CSC-STATCOM, and VSC-STATCOM) for fault condition (case III).

(a) Speed difference variation of machines G1 and G4

(b) Speed difference variation of machines G3 and G4

(c) Variation of rotor angles difference of machines G1 and G4

(d) Variation of rotor angles difference of machines G3 and G4