“…per unit = actual value/base value (12) In this case, the base value of the voltage is 23 kV and that of three-phase power is 100 MVA. The number of measurements has (27,28), (3,4), (23,24), (16,17),(31,32), (6,26), (19,20), (5,6) 833.64 (14,15),(30,31), (23,24),(32,33),(28,29), (6,26), (29,30), (1,2) 493.30 (24,25), (2,19),(32,33), (20,21), (8,9), (12,13), (7,8), (5,6) 868.19 (13,14), (2,29), (23,24), (17,18), (8,9), (3,23), (6,7), (14,15) 446.24 (14,15),…”