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Table 3 Difference between FZIV preceding the fault and during the BG fault occurring in protection zone 2

From: Wide area measurements based fault detection and location method for transmission lines

Zone number ΔFZIVa ΔFZIVb ΔFZIVc
1 0.022 0.043 0.048
2 0.761 10.423 0.937
3 0.548 1.027 0.745
4 0.021 0.044 0.078
5 0.003 0.125 0.165
  1. The value corresponding to the faulted section and phase is written in bold font