This work aims to fill this gap by developing a novel optimal dual-setting protection scheme based on the nonstandard tripping characteristics of overcurrent relays for highly sensitive
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This work proposes an adaptive dual-setting scheme for the optimal protection coordination of hybrid AC/DC microgrids (HMG), utilising a novel hybrid relay characteristic.
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Dual-setting DOCRs have two different relay settings (PSFWD, TMSFWD, and PSREV, TMSREV) that depend on the direction of fault current.
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The Relay block comprises two protection units, phase protection and earth protection. The phase protection unit protects the microgrid from high phase currents.
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In this context, this paper proposes a modified protection coordination scheme for microgrids by considering the user-defined dual setting directional overcurrent relays (DS-DOCRs) capable
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In response to the increasing complexity of protection coordination in microgrids (MGs), this paper introduces a two-stage optimal protection coordination (OPC) approach, designed to
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Today''s innovative solutions enabling reactive and predictive control of the microgrid''s DER make this possible. Here are three tips to optimize interconnection of several microgrids on the
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In this study, an efficient protection coordination scheme for NMGs is proposed by utilising the commonly used numerical directional overcurrent relays (DOCRs) with single and dual
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Some applications employ utility MV distribution to connect distributed generation resources at one location with critical loads at another as shown in Figure 1. Several practical factors apply to both the
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