Results 11 to 20 of about 106,416 (291)

Transient synchronization stability of a weak‐grid connected VSC considering the interaction of outer control loops and PLL dynamics

open access: yesIET Renewable Power Generation
Since these large‐scale renewable power generation (RPGs) stations are always located far away from load centres, voltage source converters (VSCs) always operate in weak‐grid connected conditions, due to the long distance of transmission line and ...
Xialin Li   +5 more
doaj   +2 more sources

Transient Synchronization Stability Modeling and Analysis of Grid-Following Converter Considering Current Dynamics

open access: yesIEEE Access
The increasing integration of converter-based energy sources, in the modern power grid has brought a significant challenge in the form of transient instability of grid-following converters (GFCs).
Teklu Dereje   +3 more
doaj   +2 more sources

A study of the transient synchronization stability of PLL-GFC-based MMC-HVDC systems

open access: yesZhejiang dianli, 2023
Phase-locked loop-based grid-forming converters (PLL-GFCs) can regulate frequency and voltage. However, the transient synchronization stability after their connection to the high-voltage AC power grid is unclear.
HUA Wen   +5 more
doaj   +1 more source

Research on transient synchronous stability of integrated grid-forming converters using power synchronization control

open access: yesZhejiang dianli, 2023
The proportion of the integrated converters using PSC (power synchronization control) in power systems is increasing year by year, but there is a lack of in-depth research on the transient synchronization stability.
XIANG Zhongming   +6 more
doaj   +1 more source

Stability simulation and improvement of typical phase-locked loop of STATCOM with different equivalent grid R/L ratios

open access: yesEnergy Reports, 2023
Transient synchronization stability is the precondition for dynamic reactive power compensation of STATCOMs in the event of a grid fault, which might be so serious that their neighboring distributed power generators lose their synchronization stability ...
Chaobo Dai   +5 more
doaj   +1 more source

Three Technical Challenges Faced by Power Systems in Transition

open access: yesEnergies, 2022
In the 21st century, the worldwide concern about global warming has forced energy to transform in the direction of low-carbon and non-carbon. The utilization of renewable energy is developing rapidly, which makes the non-synchronous generator sources ...
Zheng Xu
doaj   +1 more source

Synchronization and transient stability in power networks and non-uniform Kuramoto oscillators [PDF]

open access: yesProceedings of the 2010 American Control Conference, 2010
Motivated by recent interest for multi-agent systems and smart power grid architectures, we discuss the synchronization problem for the network-reduced model of a power system with non-trivial transfer conductances. Our key insight is to exploit the relationship between the power network model and a first-order model of coupled oscillators.
Florian Dörfler, Francesco Bullo
openaire   +3 more sources

Transient Stability of Paralleled Virtual Synchronous Generator and Grid-following Inverter

open access: yesIEEE Transactions on Smart Grid, 2022
The majority of inverter-based resources (IBRs) currently operate as grid-following inverters (GFLIs). These inverters exhibit certain stability issues when integrated in low-strength areas of the grid. To enhance the grid strength in a GFLI-dominant area, virtual synchronous generators (VSGs) are installed.
Si Phu Me   +4 more
openaire   +1 more source

Synchronization Stability of Interconnected Microgrids with Fully Inverter-based Distributed Energy Resources

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
In this paper, the synchronization stability challenges of same-rated frequency interconnected microgrids (IMGs) with fully inverter-based generation units are studied.
Mobin Naderi   +3 more
doaj   +1 more source

Transient Stability of Converter-Connected Systems: A Review of Research Status, Challenges and Prospects [PDF]

open access: yesDianli jianshe
[Objective] With the increasing penetration of renewable energy, the power system is accelerating its transformation towards being dominated by power electronic equipment.
XIONG Yongxin, WEN Jinyu, YAO Wei
doaj   +1 more source

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