Performance evaluation of advanced metaheuristic algorithms for directional overcurrent relay coordination in distribution networks. [PDF]
Sci RepDirectional Overcurrent Relay (DOCR) coordination has become an increasingly important problem in modern distribution networks, where growing system complexity and high fault-current variability demand fast and highly selective protection strategies ...
Arslanoğlu İ, Altaş İH, Kılıç H.
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Microgrid Protection through Adaptive Overcurrent Relay Coordination
Electricity, 2021 The inclusion of distributed energy resources (DER) in Microgrids (MGs) comes at the expense of increased changes in current direction and magnitude.
Haneen Bawayan, Mohamed Younis
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Journal of Modern Power Systems and Clean Energy, 2021 The optimal setting of directional overcurrent relays (DOCRs) ensures the fault detection and clearing in the minimum possible operation time. Directional protective relaying is carried out to coordinate relay settings in a meshed network in the presence
Turaj Amraee
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Enhancing Coordination Efficiency with Fuzzy Monte Carlo Uncertainty Analysis for Dual-Setting Directional Overcurrent Relays Amid Distributed Generation. [PDF]
Sensors (Basel)In the contemporary context of power network protection, acknowledging uncertainties in safeguarding recent power networks integrated with distributed generation (DG) is imperative to uphold the dependability, security, and efficiency of the grid amid ...
Al-Bhadely F, İnan A.
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Improved Firefly Algorithm for the Optimal Coordination of Directional Overcurrent Relays
IEEE Access, 2019 In an electrical power network linear and non-linear models are used for directional overcurrent relay (DOCR) coordination issue by applying different heuristic techniques.
Sang-Bong Rhee +2 more
exaly +3 more sources
Optimal protection coordination of DOCRs for microgrids using a hybrid deep reinforcement learning and metaheuristic optimization framework. [PDF]
Sci RepDirectional overcurrent relays (DOCRs) protection in modern microgrids is problematic, because of the massive inverter-based distributed generation penetration, the flow of power in both directions, lower fault currents, and an extremely high rate of ...
Chen Y.
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Energies, 2019 In power systems protection, the optimal coordination of directional overcurrent relays (DOCRs) is of paramount importance. The coordination of DOCRs in a multi-loop power system is formulated as an optimization problem.
Sang-Bong Rhee +2 more
exaly +3 more sources
Optimal Coordination of Directional Overcurrent Relays for Microgrids Using Hybrid Interval Linear Programming - Differential Evolution [PDF]
Journal of Operation and Automation in Power Engineering, 2022 The relay coordination problem of directional overcurrent has been an active research issue in distribution networks and power transmission. In general, the problem of relay coordination is the nonlinearity of the optimization problem, which increases ...
P. Omidi, S. Abazari, S.M. Madani
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OptiCoord: Advancing directional overcurrent and distance relay coordination with an enhanced equilibrium optimizer. [PDF]
HeliyonKorashy A +3 more
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Impact of GCSC on IDMT directional overcurrent relay in the presence of phase to earth fault [PDF]
Serbian Journal of Electrical Engineering, 2013 This paper presents the impact of GTO Controlled Series Capacitor (GCSC) parameters on the Inverse Definite Minimum Time (IDMT) Directional Overcurrent Relay (DOCR) based on the International Electrotechnical Commission (IEC) standards. The DOCR
Zellagui Mohamed +3 more
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