Optimization techniques for directional overcurrent relay coordination: A comprehensive review

T Foqha, S Alsadi, O Omari, SS Refaat - IEEE Access, 2023‏ - ieeexplore.ieee.org
This paper provides a comprehensive review of optimization techniques for coordinating
directional overcurrent relays in power systems. It covers a wide range of techniques …

Improved firefly algorithm for the optimal coordination of directional overcurrent relays

T Khurshaid, A Wadood, SG Farkoush, CH Kim… - IEEE …, 2019‏ - ieeexplore.ieee.org
In an electrical power network linear and non-linear models are used for directional
overcurrent relay (DOCR) coordination issue by applying different heuristic techniques …

An adaptive protection coordination for microgrids utilizing an improved optimization technique for user-defined DOCRs characteristics with different groups of settings …

O Merabet, A Kheldoun, M Bouchahdane… - Expert Systems with …, 2024‏ - Elsevier
Due to the increased integration of distributed generation (DG) in electric power systems,
optimal coordination of overcurrent relays has become a key problem in power distribution …

[HTML][HTML] Optimal coordination of over-current relays in microgrids considering multiple characteristic curves

SD Saldarriaga-Zuluaga, JM Lopez-Lezama… - Alexandria Engineering …, 2021‏ - Elsevier
Nowadays, microgrids play a significant role in the development of modern distribution
networks (DNs). In this context, the ever increasing presence of renewable distributed …

An improved optimal solution for the directional overcurrent relays coordination using hybridized whale optimization algorithm in complex power systems

T Khurshaid, A Wadood, SG Farkoush, J Yu… - IEEE …, 2019‏ - ieeexplore.ieee.org
The directional overcurrent relays (DOCRs) coordination is a useful tool in guaranteeing the
safe protection of the power system by the proper coordination of primary and backup …

[HTML][HTML] An optimized adaptive protection scheme for numerical and directional overcurrent relay coordination using Harris hawk optimization

M Irfan, A Wadood, T Khurshaid, BM Khan, KC Kim… - Energies, 2021‏ - mdpi.com
The relay coordination problem is of dire importance as it is critical to isolate the faulty
portion in a timely way and thus ensure electrical network security and reliability. Meanwhile …

Optimal coordination of directional overcurrent relays in complex networks using the Elite marine predators algorithm

O Merabet, M Bouchahdane, H Belmadani… - Electric Power Systems …, 2023‏ - Elsevier
The integration of renewable energy sources in the distribution network (DN) has had a
significant influence by reducing power loss and enhancing network dependability. Aside …

An efficient optimizer for optimal overcurrent relay coordination in power distribution system

D Acharya, DK Das - Expert Systems with Applications, 2022‏ - Elsevier
In this paper, a student-learning strategy based efficient optimizer has been developed to
solve optimal over current relay coordination problem in the power system. The power …

Optimal restoration of directional overcurrent protection coordination for meshed distribution system integrated with DGs based on FCLs and adaptive relays

AY Hatata, AS Ebeid, MM El-Saadawi - Electric Power Systems Research, 2022‏ - Elsevier
Abstract Integrating DGs in Distribution Networks (DNs) leads to miscoordination problems
in Directional Overcurrent Relays (DOCRs). Optimization techniques and Fault Current …

A Novel Application of Fractional Order Derivative Moth Flame Optimization Algorithm for Solving the Problem of Optimal Coordination of Directional Overcurrent …

A Wadood, H Park - Fractal and Fractional, 2024‏ - mdpi.com
The proper coordination of directional overcurrent relays (DOCRs) is crucial in electrical
power systems. The coordination of DOCRs in a multi-loop power system is expressed as an …