Improving Transient Stability of Grid-Forming DFIG Based on Enhanced Hybrid Synchronization Control

Z Li, Z Xie, S Xu, X Zhang - IEEE Transactions on Industrial …, 2024 - ieeexplore.ieee.org
Grid-forming (GFM) technique is attractive for doubly fed induction generator (DFIG)-based
wind turbines (WTs) to realize its stable operation and grid-support ability under weak ac …

An improved strategy of grid-forming DFIG based on disturbance rejection stator flux control

Z Li, Z Xie, X Zhang - IEEE Transactions on Industrial …, 2023 - ieeexplore.ieee.org
Grid-forming (GFM) control are promising for doubly fed induction generator-based wind
turbines (DFIG-Based WTs) due to its grid-support ability and stable operation when …

Synchronization instability mechanism and damping enhancement control for DFIG-based wind turbine during grid faults

Y Yang, D Zhu, D Zhou, X Zou, J Hu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Doubly fed induction generator (DFIG)-based wind turbines (WTs) are prone to lose
synchronization with the power grid during weak grid faults, and the grid synchronization …

Dynamic stability analysis and improved LVRT schemes of DFIG-based wind turbines during a symmetrical fault in a weak grid

R Liu, J Yao, X Wang, P Sun, J Pei… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
With the increasing penetration of the wind power, the stability issues of the weak AC grid-
connected doubly fed induction generator (DFIG)-based wind turbines during low-voltage …

Small-signal stability analysis and current control reference optimization algorithm of DFIG-based WT during asymmetric grid faults

X Fang, J Yao, R Liu, Y Zhao, P Sun… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
The stability issues of weak grid-connected doubly fed induction generator (DFIG) based
wind turbines during asymmetric grid faults become very acute. In this article, a small-signal …

Synchronizing stability of DFIG-based wind turbines attached to weak AC grid

Q Hu, J Hu, H Yuan, H Tang, Y Li - 2014 17th International …, 2014 - ieeexplore.ieee.org
This paper unfolds the issue of synchronizing stability in doubly fed induction generator
(DFIG)-based wind turbines when connected to weak AC grid. In weak AC grid, the turbine's …

Stability analysis of DFIG controlled by hybrid synchronization mode and its improved control strategy under weak grid

Z Xie, M Li, S Yang, X Zhang - IET Renewable Power …, 2023 - Wiley Online Library
In order to improve the stability of doubly‐fed induction generator (DFIG)‐based wind
turbines under weak grid, previous works have proposed the power synchronization control …

Stability assessment and enhanced control of DFIG-based WTs during weak AC grid

Z Li, H Xu, Z Wang, Q Yan - IEEE Access, 2022 - ieeexplore.ieee.org
According to the latest grid codes, wind turbines (WTs) are required to inject certain amount
of reactive and active current into the faulty grid during voltage sags. However, studies have …

Transient Modeling and Stability Analysis of DFIG-based Wind Turbine with Demagnetization Control during Severe Grid Fault

Y Ma, D Zhu, X Zou, J Hu, Y Kang - 2023 IEEE 6th International …, 2023 - ieeexplore.ieee.org
During severe grid fault, doubly fed induction generator (DFIG)-based wind turbines (WTs)
demand switching to transient controls (eg, demagnetization control) to suppress fault …

Virtual capacitance control for improving dynamic stability of the DFIG-based wind turbines during a symmetrical fault in a weak AC grid

P Sun, J Yao, R Liu, J Pei, H Zhang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
As the share of wind power in the power system increases, the power grid exhibits the
characteristics of a weak grid. The dynamic stability issues of the grid-connected doubly fed …