Results 11 to 20 of about 812,314 (361)
Harmonic Dual-Setting Directional Overcurrent Protection for Inverter-Based Islanded Microgrids
IEEE Access, 2023 Limited fault currents in inverter-interfaced islanded microgrids impose immense challenges on conventional overcurrent protection schemes. This paper proposes a sensitive and selective protection scheme for islanded microgrids using a third harmonic ...
Talal Elemamali Sati +2 more
doaj +1 more source
Microgrid Protection Coordination Considering Clustering and Metaheuristic Optimization
Energies, 2023 This paper addresses the protection coordination problem of microgrids combining unsupervised learning techniques, metaheuristic optimization and non-standard characteristics of directional over-current relays (DOCRs).
Javier E. Santos-Ramos +4 more
doaj +1 more source
Engineering Proceedings, 2023 With the increasing predilection for renewable energy sources across the world, the novel idea of a miniature version of a grid, called a microgrid, has emerged. The efficiency and sustainability of a power grid increase by integrating distributed energy
Umbrin Sultana +2 more
doaj +1 more source
Protection Coordination of 33/11 kV Power Distribution Substation in Iraq [PDF]
Engineering and Technology Journal, 2021 The coordination between protective devices is the process of determining the most appropriate timing of power interruption during abnormal conditions in the power system.
Thamir Abdul-Wahhab, Yamur Obied
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IEEE Access, 2021 The use of distributed generation has received wide attention due to low maintenance costs, reduced transmission line losses and network congestion, as well as minimal impact on climate change and global warming.
Younis M. Nsaif +4 more
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A Practical Protection Coordination Strategy Applied to Secondary and Facility Microgrids
Energies, 2012 In a conventional distribution system, protection algorithms are designed to operate on a unidirectional high fault-current level. In a microgrid, a fault current from distributed generation (DG) may bring about a relay malfunction because of the ...
Woo-Kyu Chae +5 more
doaj +1 more source
Optimization of Multi-Objective Function for User-defined Characteristics Recloser and Size of Fault Current Limiters in Radial Networks with Distributed Generation [PDF]
هوش محاسباتی در مهندسی برق, 2023 In addition to the many advantages of Distributed Generation (DG) for the distribution networks, they change the direction and increase the level of fault current.
Saman Ghobadpour +2 more
doaj +1 more source
Energies, 2018 In light of the development of renewable energy and concerns over environmental protection, distributed generations (DGs) have become a trend in distribution systems.
Wen-Jun Tang, Hong-Tzer Yang
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An Adaptive Overcurrent Coordination Scheme to Improve Relay Sensitivity and Overcome Drawbacks due to Distributed Generation in Smart Grids [PDF]
, 2017 Distributed Generation (DG) brought new challenges for protection engineers since standard relay settings of traditional system may no longer function properly under increasing presence of DG.
Conde, Arturo +3 more
core +1 more source
Protection Coordination for Reliable Marine DC Power Distribution Networks
IEEE Access, 2020 This paper presents demonstration of a protection scheme integrated into marine DC power distribution networks to investigate the coordination between each protection action.
Seongil Kim +3 more
doaj +1 more source