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

Transformer energization

V L.L.V PSBV LM T PSBT LM

0.93141551.32521.36843.25760.12640.12372.1682
0.96681821.45771.43241.73860.38190.36444.5937
0.98122001.50311.48071.49280.32850.33782.8406
1.04352151.66021.64980.62390.50940.51430.9571
1.07522371.85351.90762.91750.66730.64383.5194
1.13732561.98921.93962.49160.59610.60391.3058
1.17812882.05452.08791.62710.71050.71971.2935
1.20983102.03612.09342.81320.92540.94572.1962

Shunt reactor energization

V L.L.S.R.V PSBV LM T PSBT LM

1.1442150701.50111.44973.42180.19360.19041.6459
1.1561165451.54531.58572.61490.23750.23511.0246
1.2302178301.67691.72412.81370.34690.36284.5728
1.2514200301.74811.71941.64240.39520.40432.3071
1.3326215231.95072.01173.12950.51040.51951.7915
1.3326215171.99141.97490.82610.55360.55710.6248
1.4165230172.16522.17590.49360.67420.65942.1963
1.4327242102.24792.21721.36740.75930.73952.6134

Transmission line energization

V L.L.S.R.S.A.V PSBV LM T PSBT LM

0.949137540302.35082.40242.19620.36520.37041.4328
0.912724040302.27692.23281.93810.31070.31591.6649
0.997324055602.30162.38493.61720.34960.34581.0793
0.975419512752.38822.45232.68350.40730.40340.9458
1.071931523152.41952.40710.51240.42170.42570.9426
1.05922824552.37252.34131.31570.38460.39482.6419
1.094613763452.35962.39021.29840.33780.34241.3674
1.112334610532.85372.79442.07910.54490.55431.7204

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 (%).