Fig. 9From: Stabilization of inter-area oscillations in two-area test system via centralized interval type-2 fuzzy-based dynamic brake controlCase (2) relative generator speeds time-domain responses, a outer generators relative speed \( ({{\omega }}_{1 - } {{\omega }}_{3 } ) \) in (p.u.), b inner generators relative speed \( ({{\omega }}_{2 - } {{\omega }}_{4 } ) \) in (p.u.)Back to article page