Table 3: Some sample testing data and output for LM algorithm.

Transformer energization V L.L.     V PSB V LM T PSB T LM 0.9314 155     1.3252 1.3684 3.2576 0.1264 0.1237 2.1682 0.9668 182     1.4577 1.4324 1.7386 0.3819 0.3644 4.5937 0.9812 200     1.5031 1.4807 1.4928 0.3285 0.3378 2.8406 1.0435 215     1.6602 1.6498 0.6239 0.5094 0.5143 0.9571 1.0752 237     1.8535 1.9076 2.9175 0.6673 0.6438 3.5194 1.1373 256     1.9892 1.9396 2.4916 0.5961 0.6039 1.3058 1.1781 288     2.0545 2.0879 1.6271 0.7105 0.7197 1.2935 1.2098 310     2.0361 2.0934 2.8132 0.9254 0.9457 2.1962 Shunt reactor energization V L.L. S.R.   V PSB V LM T PSB T LM 1.1442 150 70   1.5011 1.4497 3.4218 0.1936 0.1904 1.6459 1.1561 165 45   1.5453 1.5857 2.6149 0.2375 0.2351 1.0246 1.2302 178 30   1.6769 1.7241 2.8137 0.3469 0.3628 4.5728 1.2514 200 30   1.7481 1.7194 1.6424 0.3952 0.4043 2.3071 1.3326 215 23   1.9507 2.0117 3.1295 0.5104 0.5195 1.7915 1.3326 215 17   1.9914 1.9749 0.8261 0.5536 0.5571 0.6248 1.4165 230 17   2.1652 2.1759 0.4936 0.6742 0.6594 2.1963 1.4327 242 10   2.2479 2.2172 1.3674 0.7593 0.7395 2.6134 Transmission line energization V L.L. S.R. S.A. V PSB V LM T PSB T LM 0.9491 375 40 30 2.3508 2.4024 2.1962 0.3652 0.3704 1.4328 0.9127 240 40 30 2.2769 2.2328 1.9381 0.3107 0.3159 1.6649 0.9973 240 55 60 2.3016 2.3849 3.6172 0.3496 0.3458 1.0793 0.9754 195 12 75 2.3882 2.4523 2.6835 0.4073 0.4034 0.9458 1.0719 315 23 15 2.4195 2.4071 0.5124 0.4217 0.4257 0.9426 1.0592 282 45 5 2.3725 2.3413 1.3157 0.3846 0.3948 2.6419 1.0946 137 63 45 2.3596 2.3902 1.2984 0.3378 0.3424 1.3674 1.1123 346 10 53 2.8537 2.7944 2.0791 0.5449 0.5543 1.7204

V: voltage at power component bus before switching (p.u.), L.L.: line length (km), S.R.: shunt reactor capacity (MVAR), S.A.: switching angle (deg.), V PSB: overvoltage peak calculated by PSB (p.u.), V LM: overvoltage peak calculated by LM (p.u.), T PSB: overvoltage duration calculated by PSB (s), T LM: overvoltage duration calculated by LM (s), : voltage error (%), and : duration time error (%).