Results 21 to 30 of about 453 (189)

Small-Signal Modeling and Configuration Analysis of Grid-Forming Converter under 100% Renewable Electricity Systems [PDF]

open access: yes, 2023
With the rapid development of renewable energy sources such as wind power and photovoltaics, the penetration rate of power electronic equipment represented by grid-forming (GFM) and grid-following (GFL) converters in the power system has been increasing.
Dan Liu   +4 more
core   +1 more source

Small signal interactions involving a synchronous machine and a grid forming converter [PDF]

open access: yes, 2021
Interactions between synchronous machines (SMs) and grid forming converters (GFMs) will become increasingly relevant as the power system transitions from a conventional fossil fueled synchronous based system to a renewable generation rich and converter ...
Papadopoulos, Panagiotis N; id_orcid   +8 more
core   +1 more source

Grid-Forming Converter Overcurrent Limiting Strategy Based on Additional Current Loop [PDF]

open access: yes, 2023
Compared with current source converters, voltage source converters (grid-forming converters) have better frequency support capabilities, voltage support capabilities, and regulation performance, thus they have broad application prospects.
Qi Hao   +6 more
core   +1 more source

An Enhanced Control of Grid-forming Converters for Systems with High Penetration of Renewable Energies [PDF]

open access: yes, 2023
Renewable energies (REs) are increasingly important to provide a clean, reliable, and cost-effective energy system to meet the growing electricity demand. REs comprise a growing number of components that connect to the grid via power converters.
Pouresmaeil, Mobina
core   +1 more source

Power-balancing dual-port grid-forming power converter control for renewable integration and hybrid AC/DC power systems [PDF]

open access: yes, 2022
In this work, we investigate grid-forming (GFM) control for dc/ac power converters in emerging power systems that contain ac and dc networks, renewable generation, and conventional generation.
Groß, Dominic, Subotić, Irina
core   +1 more source

A General Integration Method for Small-Signal Stability Analysis of Grid-Forming Converter Connecting to Power System [PDF]

open access: yes, 2020
With the growing integration of renewable resources, more and more grid-forming (GFM) converters are expected to provide voltage and frequency support with emulated inertia to the power systems.
Fangzhou Zhao   +13 more
core   +1 more source

Stability Analysis of Converter Control Strategies for Power Electronics-Dominated Power Systems [PDF]

open access: yes, 2021
The electric power system, whose well-established structure consolidated over decades of studies is composed of large centralized generating units, transmission systems, and distributed loads, is currently experiencing a significant transformation ...
Rosso, Roberto
core  

Control-mode as a Grid Service in Software-defined Power Grids: GFL vs GFM [PDF]

open access: yes, 2023
In power systems with high penetration of power electronics, grid-forming control is proposed to replace traditional Grid-Following Converter (GFL) in order to improve the overall system strength and resist small-signal instability in weak grids by ...
Cui, Guoxuan, Chu, Zhongda, Teng, Fei
core   +1 more source

Small Signal Stability of Power Systems With Increased Converter Based Power Production [PDF]

open access: yes, 2022
The aim of this project is to analyze how increasing the share of converter-based power production in a power system affects the small signal stability.
Kjellson, Gustav, Gustafsson, Josefin
core  

Transient Synchronizing Stability of Droop-Controlled Converter during Grid Fault Considering Current Saturation Limitation [PDF]

open access: yes, 2022
Traditional power systems usually rely on synchronous generators to provide inertia and maintain grid stability. However, with the continuous development of new energy power generation technologies, more and more converter power supplies provide voltage ...
Qi Hu   +4 more
core   +1 more source

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