Results 81 to 90 of about 6,985 (272)

Application of Marine Predator Algorithm in Solving the Problem of Directional Overcurrent Relay in Electrical Power System [PDF]

, 2021
Abdul Wadood, Shahbaz Khan, Bakht Muhammad Khan, Husan Ali, Zabdur Rehman   +4 more
openalex   +1 more source

A Visualization Verification Method for Startup Risk of Substation Equipment Based on Multidimensional Graph Models

Engineering Reports, Volume 7, Issue 11, November 2025.
Based on a multi‐dimensional diagram model, a technique for visual verification of the risk of starting substation equipment is studied. This method can effectively and precisely verify the possible risks during the substation equipment startup and enhance the power system's operational safety.
Lifan Mao, Huang Chen, Yongqi He, Chuanpu Zhu, Chao Chen   +4 more
wiley   +1 more source

Adaptive Hybrid Overcurrent Protection Scheme with High Shares of Distributed Energy Resources

Energies
In this research paper, an adaptive and intelligent protection scheme is developed that brings selectivity and sensitivity to the conventional overcurrent relays considering the changes in grid topologies, changes in grid operation modes, and changes in ...
Gourab Banerjee, Christian Hachmann, Jan Lipphardt, Nils Wiese, Martin Braun   +4 more
doaj   +1 more source

The Plant Propagation Algorithm for the Optimal Operation of Directional Over-Current Relays in Electrical Engineering

Mehran University Research Journal of Engineering and Technology, 2020
In modern and large scale power distribution topologies, directional relays play an important role in the operation of an electrical system. These relays must be coordinated optimally so that their overall operating time is reduced to a minimum. They are
Muhammad Sulaiman, Muhammad Sulaman, Abdelwahed Hamdi, Zubair Hussain Hussain   +3 more
doaj   +1 more source

Grid Fragility, Blackouts, and Control Co‐Design Solutions

Advanced Control for Applications, Volume 7, Issue 3, September 2025.
Hierarchical grid control and GRADIENTS categories. ABSTRACT The grid is undergoing a large‐scale transformation, including a significant reduction of synchronous generators, a high penetration of inverter‐based resources and renewables, substantial demand growth, new extra‐large loads, aging infrastructure and a concerning vulnerability to ...
Mario Garcia‐Sanz, Mirjana Marden, Igor Cvetkovic, HyungSeon Oh, Ethan LoCicero, Saba Khalid   +5 more
wiley   +1 more source

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

Journal 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, Mehdi Jafari Shahbazzadeh, Mahdiyeh Eslami   +2 more
doaj   +1 more source

Optimizing the roles of unit and non-unit protection methods within DC microgrids [PDF]

, 2012
The characteristic behavior of physically compact, multiterminal dc networks under electrical fault conditions can produce demanding protection requirements.
Burt, Graeme, Crolla, Paul, Fletcher, Steven, Galloway, Stuart, Norman, Patrick   +4 more
core   +1 more source

Standards and Regulations for Battery Management Systems in Germany: Review and Improvement Potentials

Global Challenges, Volume 9, Issue 9, September 2025.
Battery management systems (BMS) are critical for battery performance and safety. This paper reviews current German standards, highlighting gaps in measurable requirements for key BMS functions like SoC, SoH, and thermal management. It proposes improvements and emphasizes future needs, including second‐life use, AI diagnostics, and cloud connectivity ...
Dilane Dongmo Tadoum, Franziska Berger, Florian Krause, David Wasylowski, Florian Ringbeck, Weihan Li, Dirk Uwe Sauer   +6 more
wiley   +1 more source

Arcing High Impedance Fault Detection Using Real Coded Genetic Algorithm

, 2007
Safety and reliability are two of the most important aspects of electric power supply systems. Sensitivity and robustness to detect and isolate faults can influence the safety and reliability of such systems.
Al-Othman, A.K., Sykulski, J.K., Zamanan, N.   +2 more
core  

Impact of distributed PV generation on relay coordination and power quality [PDF]

, 2019
Distributed generation (DG) has gained popularity among electricity end users who are determined to contribute to a cleaner environment by conforming to green and sustainable energy sources for various daily needs. The power system impact of such trends (
Akmal, Muhammad, Al-Naemi, Faris, Al-Tarabsheh, Anas, Iqbal, Nusrat, Meegahapola, Lasantha   +4 more
core   +1 more source