Results 51 to 60 of about 1,232 (182)

Design of Microgrid Protection Schemes Using PSCAD/EMTDC and ETAP Programs

open access: yesEnergies, 2020
Steady-state, harmonics, and transient analysis of a power system by using a detailed simulation model is essential to microgrid operation before the installation of new power facilities, because the microgrid, which is a small-scale independent power ...
Hyun Shin, Sang Heon Chae, Eel-Hwan Kim
doaj   +1 more source

New‐Generation Integrated Devices: Multiple‐Energy Utilization and Integration Systems Based on Perovskite Photovoltaics

open access: yesEcoEnergy, EarlyView.
This review highlights emerging integrated energy systems based on perovskite photovoltaics, including PSC–thermoelectric, photovoltaic–electrochemical, self‐charging, and building‐integrated architectures. By coupling multiple energy conversion and storage pathways, these multifunctional platforms enable enhanced solar utilization, improved stability,
Yihuai Huang   +10 more
wiley   +1 more source

Research on Fault Current Controller of DC Microgrid

open access: yes南方能源建设, 2023
[Introduction] With the rapid development of AC/DC distribution networks and distributed generation technology, the role of DC microgrids in distribution networks is becoming increasingly important and will become an important component of future ...
Cong LIN, Xiangfeng LI, Fang GUO
doaj   +1 more source

Governing Positive Energy Districts: The Role of Legitimation and Identity Across Residential and Industrial Contexts

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT Increasing electricity demand from data centres, industrial applications, electric vehicles and domestic heating is creating pressure to develop electricity systems in many parts of the world, but especially in Western countries. In response to challenges such as grid congestion, interconnection queues and climate‐related hazards, network ...
Jussi Valta   +3 more
wiley   +1 more source

Rate of Change of Direct-Axis Current Component Protection Scheme for Inverter-Based Islanded Microgrids

open access: yesIEEE Access, 2023
Rapid growth in the utilization of the inverter-interfaced distributed energy resources (IIDERs) in microgrids has brought new challenges in the network protection area. Microgrid protection specifically becomes a concern during operation in the islanded
Abdolhamid Farshadi   +4 more
doaj   +1 more source

A Review of Overcurrent Protection in Smart Grids Under Cyber‐Physical Threats With a Cyber‐Physical Evaluation Framework

open access: yesEnergy Science &Engineering, EarlyView.
By manipulating current and voltage measurements, an assailant can induce unwanted relay action while attempting to avoid detection. Detecting advanced cyber intrusions in power protection environments requires specialised data analysis and anomaly detection methods.
Feras Alasali   +6 more
wiley   +1 more source

An Overview and Minimum Fault Ramp Rate Analysis of Impedance Based Circuit Breaker Topologies

open access: yesIEEE Access, 2023
In the advent of recent developments in a higher efficiency Direct Current (DC) system, the DC microgrid proves to be a permissible future to match the load demand with distributed power generation.
J. Mohamed Abdullah, V. Sumathi
doaj   +1 more source

Adaptive Fuzzy Energy Management of Wind‐Battery Systems With Flexible Desalination Load

open access: yesEnergy Science &Engineering, EarlyView.
An adaptive fuzzy energy management strategy is proposed for a wind‐battery‐powered reverse osmosis desalination system. The controller dynamically adjusts the desalination load based on wind power availability and the battery state of charge to reduce battery stress.
Mustafa Fadel   +3 more
wiley   +1 more source

Insight into microgrid protection

open access: yesIEEE PES Innovative Smart Grid Technologies, Europe, 2014
Microgrids consist of a combination of generation resources and load, forming an electrically sustainable entity. Although the feeder configuration, including location of circuit breakers or switches, and selection of protective devices can change from one microgrid to another, some characteristics like size of microgrid and behavior of sources feeding
Sukumar M. Brahma   +2 more
openaire   +2 more sources

Communication Assisted Protection Scheme Based on Artificial Neural Networks for Multi-Microgrid

open access: yesIEEE Access
Designing a properly coordinated protection scheme for a multi-microgrid is very challenging because of their distinct characteristics. A microgrid can be operated in a grid-connected mode through direct connection to utility or through another grid ...
Ali F. Qusayer, S. M. Suhail Hussain
doaj   +1 more source

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