Fig. 16
From: Optimal voltage and frequency control strategy for renewable-dominated deregulated power network

Transient response curves for random loading case; (a) Load (pu MW), (b) \(\:\varDelta\:{f}_{1}\) (Hz), (c) \(\:\varDelta\:{f}_{2}\) (Hz), (d) \(\:\varDelta\:{V}_{1}\) (V).