Fig. 9From: MPC-based LFC for interconnected power systems with PVA and ESS under model uncertainty and communication delayResponses of the IPS with time delay for step load disturbance applied on area a for scenario 4 (case 1). a \(\Delta f_{1}\), b \(\Delta f_{2}\), c \(\Delta P_{tie}\), d \(ACE_{1}\) and e \(ACE_{2}\)Back to article page