Results 11 to 20 of about 2,146,066 (209)

CHALLENGES AND DESIGN ASPECTS OF MICROGRID CLUSTERING

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2023
With the growing penetration of distributed energy resources, the traditional microgrid concept is evolving into microgrid clustering, which decomposes the distribution system into interconnected microgrids to improve stability,
O.M. Fedoseienko
doaj   +1 more source

Adaptive distance protection for microgrids [PDF]

open access: yesIECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, 2015
Due to the increasing penetration of distributed generation resources, more and more microgrids can be found in distribution systems. This paper proposes a phasor measurement unit based distance protection strategy for microgrids in distribution system. At the same time, transfer tripping scheme is adopted to accelerate the tripping speed of the relays
Hengwei Lin   +3 more
openaire   +2 more sources

Protection of Microgrids

open access: yes, 2021
The concept of microgrids goes back to the early years of the electricity industry although the systems then were not formally called microgrids. Today, two types of microgrids can be seen: independent and grid connected. The protection requirement of these two types differs as the protection needs of an independent microgrid are intended for ...
Dehua Zheng   +6 more
openaire   +3 more sources

Reducing Microgrids Integration Complexity in Distribution Networks Considering Bidirectional Power Flow in SFCLs

open access: yesIEEE Access, 2022
In this paper, investigations are carried out to explore the application of the well-known unique bidirectional power flow nature of superconducting fault current limiters (SFCLs) to reduce the complexities of integrating microgrids into distribution ...
Mohamed Elsamahy
doaj   +1 more source

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

open access: yes, 2012
The characteristic behavior of physically compact, multiterminal dc networks under electrical fault conditions can produce demanding protection requirements.
Burt, Graeme   +4 more
core   +4 more sources

Some Security Aspects of Batteries and Power Electronic Converters in a Microgrid

open access: yesIEEE Access, 2023
The motivation to write this paper is a need to contribute to research of methods of defence against intentional attacks on components of hybrid power systems (microgrids) based on renewable energy sources and storage systems.
Luka Matic   +3 more
doaj   +1 more source

A black-box dynamic equivalent model for microgrids using measurement data [PDF]

open access: yes, 2014
A dynamic equivalent black-box model, based on Prony analysis is presented. The proposed model is suitable for dynamic studies of microgrids, considering changes in the active and reactive powers, bus voltages, currents and frequency. The developed model
Roscoe, Andrew   +5 more
core   +4 more sources

Multi-objective optimal scheduling of microgrid with electric vehicles

open access: yesEnergy Reports, 2022
With the increasing global attention to environmental protection, microgrids with efficient usage of renewable energy have been widely developed. Currently, the intermittent nature of renewable energy and the uncertainty of its demand affect the stable ...
Yu Mei   +4 more
doaj   +1 more source

A Novel Protection Method for Single Line-to-Ground Faults in Ungrounded Low-Inertia Microgrids

open access: yesEnergies, 2016
This paper proposes a novel protection method for single line-to-ground (SLG) faults in ungrounded low-inertia microgrids. The proposed method includes microgrid interface protection and unit protection. The microgrid interface protection is based on the
Liuming Jing   +3 more
doaj   +1 more source

Adaptive protection scheme

open access: yesAlexandria Engineering Journal, 2016
This paper aims at modelling an electronically coupled distributed energy resource with an adaptive protection scheme. The electronically coupled distributed energy resource is a microgrid framework formed by coupling the renewable energy source ...
R. Sitharthan   +2 more
doaj   +1 more source

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