Research Article

Wide-Area Damping Controller Design Based on the Frequency Domain Self-Excitation Method

Table 5

Interarea oscillation frequency and damping ratio for system under control.

Operation modeeigenvaluefrequencyDamping ratio

P=150MW-0.6208+3.5014i0.55730.1746
P=200MW-0.4446+3.9169i0.62340.1128
P=300MW-0.4082+3.6602i0.58250.1108