Results 1 to 10 of about 174,213 (201)

Small Modular Reactor-based solutions to enhance grid reliability: impact of modularization of large power plants on frequency stability [PDF]

open access: goldEPJ Nuclear Sciences & Technologies, 2022
In the current renewable energies’ expansion framework, the increasing part of intermittent electricity production sources (solar or wind farms) in the energy mix and the reducing part of thermal power stations that are nowadays useful to ensure grid ...
Boudot Charly   +5 more
doaj   +2 more sources

How Does the Modular Organization of Entorhinal Grid Cells Develop? [PDF]

open access: goldFrontiers in Human Neuroscience, 2014
The entorhinal-hippocampal system plays a crucial role in spatial cognition and navigation. Since the discovery of grid cells in layer II of medial entorhinal cortex (MEC), several types of models have been proposed to explain their development and ...
Stephen eGrossberg, Praveen Kumar Pilly
doaj   +2 more sources

Modular Impedance Modeling and Stability Analysis of Hybrid AC/DC Power Systems With Grid-Forming and Grid-Following Converters [PDF]

open access: goldIEEE Access
The renewable energy resources integrating HVDC transmission systems, consisting of grid-following and grid-forming converters, have complex physical and control dynamic interactions.
Ni Liu   +7 more
doaj   +2 more sources

Topology and control strategy of a multifunctional modular DC fault current limiter

open access: yes电力工程技术, 2022
DC fault current limiter (FCL) is a key device for suppressing DC short-circuit fault currents,which is important in AC/DC hybrid grid. In this paper,topology of a multifunctional modular DC FCL is proposed,which consists of multiple series-connected ...
ZHANG Liang   +4 more
doaj   +1 more source

Buffered Microgrids with Modular Back-to-Back Converter Grid Interface

open access: yesEnergies, 2022
This paper proposes a buffered microgrid with a modular grid interface consisting of a modular back-to-back converter. The proposed method provides a flexible strategy that enables both the load and generation expansion of the microgrid, with no sizing ...
Nachat Nasser   +2 more
doaj   +1 more source

Control of an Offshore Wind Farm Considering Grid-Connected and Stand-Alone Operation of a High-Voltage Direct Current Transmission System Based on Multilevel Modular Converters

open access: yesEnergies, 2023
This work presents a control strategy for integrating an offshore wind farm into the onshore electrical grid using a high-voltage dc transmission system based on modular multilevel converters.
Matheus Sene Paulo   +3 more
doaj   +1 more source

How modular structure determines operational resilience of power grids

open access: yesNew Journal of Physics, 2021
The synchronization stability has been analyzed as one of the important dynamical characteristics of power grids. In this study, we bring the operational perspective to the synchronization stability analysis by counting not only full but also partial ...
Heetae Kim
doaj   +1 more source

Development and Validation of an Integrated EV Charging Station With Grid Interfacing Inverter for Residential Application

open access: yesIEEE Access, 2023
This research paper proposes a novel grid-connected modular inverter for an integrated bidirectional charging station for residential applications. The system is designed to support the electrical grid by providing buffering services and enhancing the ...
Shahid Jaman   +3 more
doaj   +1 more source

Novel Converter Topology With Reduced Cost, Size and Weight for High-Power Medium-Voltage Machine Drives: 3x3 Modular Multilevel Series Converter

open access: yesIEEE Access, 2021
The modular multilevel converter is considered the state-of-the-art power electronic solution for high-power high-voltage applications that require a DC stage and that operate with fixed frequency at their AC terminals.
Gustavo F. Gontijo   +3 more
doaj   +1 more source

An energy balancing strategy for modular multilevel converter based grid‐connected photovoltaic systems

open access: yesIET Power Electronics, 2021
Modular multilevel converters (MMC)s are promising candidates for large‐scale grid‐connected photovoltaic (PV) systems. Due to their modular structure, MMCs provide a direct connection of the PV arrays to the converter submodules.
Ahmed Elsanabary   +3 more
doaj   +1 more source

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