Table 1: Effect of switching time and remanent flux on the maximum of overvoltages and duration of > 1.3 p.u.

Switching angle Remanent flux    Duration of ( > 1.3 p.u.) Transformer study 39 0.65 2.1961 0.7544 80 0.62 1.8095 0.4627 87 0.09 1.8831 0.8469 60 0.42 2.0482 0.5134 15 0.3 1.5319 0.2753 Shunt reactor study 20 0.27 1.9205 0.5628 20 0.65 1.5841 0.3394 75 0.27 1.6537 0.3064 60 0.5 1.5293 0.2675