Results 11 to 20 of about 3,718,207 (351)

Microgrid Protection Coordination Considering Clustering and Metaheuristic Optimization

open access: yesEnergies, 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   +2 more sources

User-Defined Dual Setting Directional Overcurrent Relays with Hybrid Time Current-Voltage Characteristics-Based Protection Coordination for Active Distribution Network

open access: yesIEEE Access, 2021
With the penetration of renewable energy sources based distributed generation (RES-DG) in the distribution network (DN), the operating time of protection relays becomes a major concern to avoid the mis-coordination and nuisance tripping of RES-DG.
Lucheng Hong   +5 more
doaj   +2 more sources

The recent development of protection coordination schemes based on inverse of AC microgrid: A review

open access: yesIET Generation, Transmission & Distribution, 2023
Integration of distributed generation systems and diversity of microgrid operations led to a change in the structure of the power system. Due to this conversion, new challenges have arisen when employing traditional overcurrent protection schemes.
Feras Alasali   +7 more
semanticscholar   +1 more source

DC protection coordination for multi‐terminal HB‐MMC‐based HVDC grids

open access: yesIET Renewable Power Generation, 2023
Fast progress of High Voltage Direct Current (HVDC) technology has been considerable over the past decades. Emerging Modular Multilevel Converter (MMC) provides power systems with promising solutions to integrate large‐scale renewable energy sources, as ...
Seyed Hassan Ashrafi Niaki   +5 more
semanticscholar   +1 more source

A New Communication-Free Dual Setting Protection Coordination of Microgrid

open access: yesIEEE Transactions on Power Delivery, 2021
Protection coordination for the microgrid system in both islanded and grid connected modes is considered a challenge for microgrid operation. The variation in short circuit currents in each mode of operation, limitation of protection curves in the relays,
Heba Beder   +4 more
semanticscholar   +1 more source

Optimal Protection Coordination Scheme for Radial Distribution Network Considering ON/OFF-Grid

open access: yesIEEE Access, 2021
Technology advancement for renewable energy resources and its integration to the distribution network (DN) has garnered substantial interest in the last few decades. Integrating such resources has proven to reduce power losses and improve the reliability
Muhammad Usama   +5 more
semanticscholar   +1 more source

LSTM-based Fault Direction Estimation and Protection Coordination for Networked Distribution System

open access: yesIEEE Access, 2022
While the world’s power distribution system resembles an intricate web-like structure, the most conventionally implemented distribution mechanism is the radial distribution system (RDS) where connection points for each distribution line are normally kept
Woo-Hyun Kim   +4 more
semanticscholar   +1 more source

Harmonic Dual-Setting Directional Overcurrent Protection for Inverter-Based Islanded Microgrids

open access: yesIEEE 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

Effects of the Incorporation of Electric Vehicles on Protection Coordination in Microgrids

open access: yesWorld Electric Vehicle Journal, 2022
Amid growing concerns about climate change, electricity-powered transportation systems stand out as an opportunity to help in reducing fuel consumption.
S. Saldarriaga-Zuluaga   +3 more
semanticscholar   +1 more source

Coordination of protective relays in the substation

open access: yesInternational Journal of Power Electronics and Drive Systems (IJPEDS), 2023
<p class="IEEEAbtract"><span lang="EN-US">To make an electrical system reliable and cost-effective, its protection coordination is crucial. Protection coordination is a study to determine the trip settings of protective devices. This research proposes protection coordination for Mehran University of Engineering and Technology, Jamshoro ...
Shoaib Shaikh   +3 more
openaire   +2 more sources

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