Results 41 to 50 of about 98,717 (327)

Stability Impacts of an Alternate Voltage Controller (AVC) on Wind Turbines with Different Grid Strengths

open access: yesEnergies, 2023
This paper studies the stability impact of the alternate voltage controller’s (AVC) low-pass filter (LPF) in a wind turbine’s grid-connected voltage source converter (VSC).
Dimitrios Dimitropoulos   +2 more
doaj   +1 more source

Grid-Synchronization Stability of Converter-Based Resources—An Overview

open access: yesIEEE Open Journal of Industry Applications, 2020
This paper presents an overview of the synchronization stability of converter-based resources under a wide range of grid conditions. The general grid-synchronization principles for grid-following and grid-forming modes are reviewed first. Then, the small-
Xiongfei Wang   +5 more
doaj   +1 more source

A Comparative Study of Grid-Following and Grid-Forming Control Schemes in Power Electronic-Based Power Systems

open access: yesPower Electronics and Drives, 2023
Along with de-carbonisation, the penetration of power electronic converters has increased, and the power system has become a power electronic-based power system. In such a situation, the stability of the power system faces great challenges.
Gao Xian   +3 more
doaj   +1 more source

Modeling and Control of Grid Forming Converters: A Systematic Review

open access: yesIEEE Access
In electrical power systems where the proportion of synchronous generators (SG) is gradually decreasing, grid-forming (GFM) converters need to be installed and controlled to meet all the system requirements that SGs have provided to date.
Macit Tozak   +3 more
doaj   +1 more source

Grid‐forming requirements based on stability assessment for 100% converter‐based Irish power system

open access: yesIET Renewable Power Generation, 2022
The fault response of a 100% converter‐based system can be significantly different to that of a synchronous generator‐based system, considering the lower capacity headroom, but flexible control capability, of power electronic converters.
Xianxian Zhao   +2 more
doaj   +1 more source

Stability Boundary Characterization and Power Quality Improvement for Distribution Networks

open access: yesEnergies
With the increasing proportion of distributed generators (DGs), distribution networks usually include grid forming (GFM) and grid following (GFL) converters.
Min Zhang   +6 more
doaj   +1 more source

Power Quality Enhancement of Remote Gas Field Generations with Smart Power Converters

open access: yesEnergies, 2023
Direct power generation near gas fields offers numerous benefits, including optimized economic efficiency and reduced environmental impact. Moreover, building on-site greenhouses emerges as a promising approach to further minimize carbon emissions and ...
Wenze Li, Rui Liu, Yunwei Li
doaj   +1 more source

Stability analysis of grid-following converter considering DC side dynamics

open access: yes电力工程技术
DC side dynamics are ignored in most of the research on grid-connected converter, which is dealt as a constant voltage source. In this case, the analysis result of small-signal stability is affected to some extent.
ZHAO Yujing   +3 more
doaj   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Analysis and Parameters Design of Grid-Forming Converter for Enhancing the Stability of Photovoltaic Storage System Under Weak Grid

open access: yesIEEE Access
Energy storage system based on grid-forming converter (GFMC) is regarded as the key equipment in photovoltaic (PV) system for energy consumption and inertia improvement.
Wei Dong   +4 more
doaj   +1 more source

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