Results 21 to 30 of about 75,003 (271)

Recent blackouts in US and continental Europe: is liberalisation to blame? [PDF]

open access: yes, 2004
The paper starts with a detailed technical overview of recent blackouts in the US, Sweden/Denmark and Italy in order to analyse common threads and lessons to be learnt.
Bialek, Janusz
core   +1 more source

Development of an Optimal Coordination Scheme For Dual Relay Setting In Distribution Network Using Smell Agent Optimization Algorithm

open access: yesCovenant Journal of Engineering Technology, 2022
This research work is aimed at developing an optimal coordination scheme for dual relay settings in distribution system. The fault current through a relay in forward direction is usually higher than that in the reverse direction for distribution system.
Muhammad U Iliyasu   +5 more
doaj  

Adaptive protection coordination scheme for distribution network with distributed generation using ABC

open access: yesJournal of Electrical Systems and Information Technology, 2016
This paper presents an adaptive protection coordination scheme for optimal coordination of DOCRs in interconnected power networks with the impact of DG, the used coordination technique is the Artificial Bee Colony (ABC).
A.M. Ibrahim   +3 more
doaj   +1 more source

LTE-advanced self-organizing network conflicts and coordination algorithms [PDF]

open access: yes, 2015
Self-organizing network (SON) functions have been introduced in the LTE and LTEAdvanced standards by the Third Generation Partnership Project as an excellent solution that promises enormous improvements in network performance.
Dohler, Mischa   +4 more
core   +2 more sources

Study Coordination Design of Over Current Relay on The Kiln Area Electrical System

open access: yesJournal of Renewable Energy, Electrical, and Computer Engineering, 2021
PT. Semen Padang is one of the largest cement producers in western Indonesia, along with the development of the cement industry PT. Semen Padang added a new Indarung VI factory to support the production process to meet market demand. With the addition of this new factory, a good safety design is needed in the design of the electrical system so that ...
Raihan Putri   +4 more
openaire   +2 more sources

Optimal Coordination of Directional Overcurrent Relays in Microgrids Considering European and North American Curves

open access: yesEnergies
Protecting AC microgrids (MGs) is a challenging task due to their dual operating modes—grid-connected and islanded—which cause sudden variations in fault currents. Traditional protection methods may no longer ensure network security.
León F. Serna-Montoya   +3 more
doaj   +1 more source

Тhe study of electronic generation effect on statical aperiodic stability of electrical power system

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2020
One of the key aspects in the development of power engineering all over the world is the use of distributed small-scale generation. This is both based on fuel carbon resources with a synchronized connection between sources when they are connected to the ...
A. G. Fishov   +4 more
doaj   +1 more source

A dynamic modelling environment for the evaluation of wide area protection systems [PDF]

open access: yes, 2008
This paper introduces the concept of dynamic modelling for wide area and adaptive power system protection. Although not limited to these types of protection schemes, these were chosen due to their potential role in solving a multitude of protection ...
Abdulhadi, I.F.   +3 more
core   +1 more source

An advanced protection coordination technique for solar in-feed distribution systems

open access: yesAin Shams Engineering Journal, 2019
Distributed electricity resources (DERs) are power generating sources which are installed to meet the increasing peak demand. Renewable and zilch emission characteristics are making them as a perfect choice in distribution system.
M.V. Tejeswini   +3 more
doaj   +1 more source

Optimal coordination of overcurrent relays for microgrid operation using JAYA algorithm

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
In modern microgrids, relay coordination is a very tedious task because of the variation in magnitude and direction of fault current. The change in fault current is diverse for inverter interfaced DGs (IIDGs) and synchronous-based DGs (SBDGs) The ...
Naveen Kumar, Dinesh Kumar Jain
doaj   +1 more source

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