2 area bus system

I'm unable to find Kundur bus system file.

Answer 1

[Walter Roberson]

Possibly https://github.com/Realife-Brahmin/PowerSystems-Analysis-Stability-WSU which includes

ieee11: Kundur's 2 Area 11 bus system as given in Example 12.6, Pg 813 of Power System Stability and Control by Prabha Kundur.