*Energies* **2020**, *13*, 5726

the improved protection method is not affected by the change of DG state, and the selectivity of the relay can be guaranteed under different scenarios and different operating modes of the microgrid (0.2 < *CTI* < 0.5).


**Table 12.** Operating times of the I-ITOCRs in the different scenarios and different operating modes of the microgrid.
