What is it about?
This work proposes a smart protection system for microgrids, which relies on an adaptive metaheuristic for the automatic calculation of optimal settings for directional overcurrent relays. The adaptive fuzzy directional bat algorithm (AFDBA) associated with a fuzzy inference system (FIS) is used for this purpose. A prominent advantage of this solution is that there is no need for an initial tuning of the parameters associated with the algorithm, unlike many traditional approaches reported in the literature.
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Why is it important?
The proposed approach requires a communication network associated with protection relays, as well as the monitoring of switches and DG units. Modern substations often comprise supervisory systems for this purpose, and therefore, it is easy to incorporate this concept into existing networks with little hardware modification.
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This page is a summary of: Smart Protection System for Microgrids with Grid-Connected and Islanded Capabilities Based on an Adaptive Algorithm, Energies, February 2023, MDPI AG,
DOI: 10.3390/en16052273.
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