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Table 5 Difference between FZIV preceding the fault and during the multiple simultaneous faults

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

Zone number ΔFZIVa ΔFZIVb ΔFZIVc
1 0.696 0.697 0.934
2 5.116 23.009 25.352
3 23.102 21.922 18.358
4 1.620 1.588 1.797
5 1.329 1.536 2.102
  1. The value corresponding to the faulted section and phase is written in bold font