Results 11 to 20 of about 1,041,598 (189)

Optimization Techniques for Directional Overcurrent Relay Coordination: A Comprehensive Review [PDF]

open access: yesIEEE Access
This paper provides a comprehensive review of optimization techniques for coordinating directional overcurrent relays in power systems. It covers a wide range of techniques, including conventional and deterministic methods, metaheuristic algorithms, and ...
Tareq Foqha   +3 more
doaj   +5 more sources

Optimal Coordination Of Distance And Directional Overcurrent Relays Using GA [PDF]

open access: yesمجله مدل سازی در مهندسی, 2017
Proper coordination between distance relays and overcurrent in the power system is one of the most important issues for security and stability of system.
زهرا مروج   +2 more
doaj   +3 more sources

Optimal Coordination of Directional Overcurrent Relays Using PSO-TVAC Considering Series Compensation [PDF]

open access: yesAdvances in Electrical and Electronic Engineering, 2015
The integration of system compensation such as Series Compensator (SC) into the transmission line makes the coordination of directional overcurrent in a practical power system important and complex.
Nabil Mancer   +2 more
doaj   +2 more sources

Microgrid Protection through Adaptive Overcurrent Relay Coordination

open access: yesElectricity, 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
doaj   +3 more sources

Distance optimization and directional overcurrent relay coordination using edge-powered biogeography-genetic algorithms

open access: yesJournal of Cloud Computing: Advances, Systems and Applications
The effective functioning and regulation of power systems crucially rely on the coordination of distance and directional overcurrent relays. Accurate fault detection and successful clearing sequences require support for each relay and the maintenance of ...
Mohammadreza Aminian   +2 more
doaj   +2 more sources

Optimal Coordination of Directional Overcurrent Relays Using PSO-TVAC [PDF]

open access: yesEnergy Procedia, 2015
AbstractThis paper presents an efficient variant of particle swarm optimization (PSO) algorithm named Time Varying Acceleration Coefficients (PSO-TVAC) to solve the optimal coordination of directional overcurrent relays (DOCRs) in a practical power system, considering the optimum pickup current (Ip) as discrete parameter and time dial setting (TDS) as ...
Mancer, Nabil.   +4 more
openaire   +2 more sources

Optimal protection coordination for directional overcurrent relays in radial distribution networks with inverter-based distributed energy resources

open access: yesInternational Journal of Electrical Power & Energy Systems
The optimal setting of directional overcurrent relays ensures the reliable protection and fast fault clearance of radial distribution networks. However, the increasing proliferation of inverter-based distributed energy resources can result in protection ...
Jie Li   +4 more
doaj   +2 more sources

Considering Pilot Protection in the Optimal Coordination of Distance and Directional Overcurrent Relays

open access: yesIranian Journal of Electrical and Electronic Engineering, 2015
The aim of the relay coordination is that protection systems detect and isolate the faulted part as fast and selective as possible. On the other hand, in order to reduce the fault clearing time, distance protection relays are usually equipped with pilot ...
Y. Damchi, J. Sadeh, H. Rajabi Mashhadi
doaj   +1 more source

Improved Firefly Algorithm for the Optimal Coordination of Directional Overcurrent Relays [PDF]

open access: yesIEEE 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. Nature inspired algorithms (NIA) have found great interest in power system optimization issues.
Tahir Khurshaid   +5 more
openaire   +3 more sources

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