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Table 11 Summary of total relay operating time using single and dual setting overcurrent relays in common operating mode

From: Coordination of dual setting overcurrent relays in microgrid with optimally determined relay characteristics for dual operating modes

Sr. nos Test system Optimization technique Total relay operating time (s) Percentage reduction in total relay operating time
Conventional DOCR Dual setting DOCR
1 7 Bus microgrid GA [20] 2.4392 1.6800 31.12%
   GWO 2.4412 1.7028 30.24%
2 18 Bus microgrid GA [20] 11.2509 4.4472 60.47%
   GWO 7.0393 4.5780 34.96%