Results 51 to 60 of about 3,905 (208)

Fast Coordinated Control of DFIG Wind Turbine Generators for Low and High Voltage Ride-Through [PDF]

, 2014
This paper presents a fast coordinated control scheme of the rotor side converter (RSC), the Direct Current (DC) chopper and the grid side converter (GSC) of doubly fed induction generator (DFIG) wind turbine generators (WTGs) to improve the low voltage ...
Ackermann, Bollen, Bollen, Hongbin Sun, Honghua Xu, Qinglai Guo, Qiuwei Wu, Yun Wang   +7 more
core   +2 more sources

Modeling and Control of a Multi‐Energy Microgrid With Wind LVRT and Battery Pre‐Synchronization Strategy

Energy Science &Engineering, Volume 14, Issue 1, Page 266-280, January 2026.
This study establishes a hybrid microgrid model integrating a Doubly Fed Induction Generator (DFIG), a photovoltaic (PV) array, and a battery energy storage system, and proposes a coordinated control framework. The DFIG regulates DC‐bus voltage through the grid‐side converter and performs maximum power tracking via the rotor‐side converter, while the ...
Chunyan Li, Yu Yang, Shiyuan Bao, Huimin Huang, Zhixian Zhang   +4 more
wiley   +1 more source

Dynamic Equivalent Model of Two‐Staged Distributed Photovoltaic Cluster Based on Multiple Clustering Algorithms

IET Circuits, Devices &Systems, Volume 2026, Issue 1, 2026.
Aiming at the modeling problem of bipolar distributed photovoltaic (DPV) cluster, this paper proposes a clustering equivalent modeling method based on clustering algorithm. First, by analyzing the detailed model of bipolar DPV, it is found that the indexes that can reflect its steady‐state and dynamic characteristics mainly include energy storage ...
Tianyu Zhang, Hassan Haes Alhelou
wiley   +1 more source

Performance Improvement of PMSG‐Based Wind Energy Systems via Sensorless FS‐Predictive Current Control With MRAS and MPPT‐OTC Integration

IET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
This paper proposes a hybrid sensorless control strategy for a permanent magnet synchronous generator (PMSG)‐based wind energy conversion system (WECS). The approach integrates finite‐set predictive current control (FS‐PCC), a model reference adaptive system (MRAS) estimator and an optimal torque control maximum power point tracking (MPPT‐OTC) method ...
Hicham Sayhi, Amor Bourek, Abdelkarim Ammar, Ali Teta, Ahmed Chennana, Abdelaziz Rabehi, Mohamed Benghanem, Takele Ferede Agajie   +7 more
wiley   +1 more source

Voltage Control Strategies in Distribution Systems With High Distributed Generation Penetration: Models, Methods and Future Research

IET Energy Systems Integration, Volume 8, Issue 1, January/December 2026.
ABSTRACT This paper presents a comprehensive review of recent global research on voltage control in distribution systems with high penetration of distributed generation. First, it examines voltage regulation challenges in distribution systems that integrate distributed generation.
Htutzaw Hein, Jiebei Zhu, Lujie Yu, Zequn Liu, Xiaolong Liu, Siyang Xu, Yi Hao   +6 more
wiley   +1 more source

Active Low‐Voltage Ride‐Through Control Strategy for Wind Turbines to Improve Transient Stability in Power Systems

IET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
Based on the characteristic of wind turbine LVRT influencing system power balance, this study proposes a method utilising active LVRT control to achieve transient stability. A transient stability control strategy is developed by integrating active LVRT with deep reinforcement learning while introducing a disturbance‐level‐based coordinated control ...
Guangyao Yu, Xiaolin Zheng, Sixuan Wang, Zhenbin Li, Shupeng Li, Naiyuan Liu, Zhenglong Sun   +6 more
wiley   +1 more source

Improved Phase Comparison Phase‐to‐Phase Distance Protection for Transmission Lines Connected to Energy Storage Power Stations Based on Polarisation Voltage Phase Reconstruction

IET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper studies the fault characteristics of the energy storage power station's transmission lines and its influence on the traditional phase comparison distance protection, under different charging and discharging operating conditions. An improved phase comparison distance protection based on polarisation voltage phase reconstruction is proposed ...
Haoyu Zhu, Xiaoran Wang, Chunju Fan, Yan Hu, Nengling Tai   +4 more
wiley   +1 more source

Research on low voltage ride-through strategies for doubly-fed wind farms during asymmetric faults

International Journal of Electrical Power & Energy Systems
This paper addresses the issue of enhancing the low voltage ride-through (LVRT) capability of doubly-fed wind farms during asymmetric faults. This research is of critical importance for ensuring the safe and stable operation of the power grid and the ...
Li Botong, Zheng Dingchuan, Li Bin, Ji Liang, Hong Qiteng, Meng Qinglin   +5 more
doaj   +1 more source

FAULT RIDE-THROUGH CAPABILITY AND DAMPING IMPROVEMENT IN DFIG [PDF]

, 2016
Doubly-fed induction generator wind turbine is susceptible to faults and requires crowbar protection. When the crowbar is triggered, the rotor is short circuited over the crowbar impedance.
Dolara, Alberto, G., Sava, Grimaccia, Francesco, Leva, Sonia, M. Q., Duong, Mussetta, Marco   +5 more
core  

Preventive Control Considering Stability Constraints for Repeated Low Voltage Ride Through Events

IET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper proposes a voltage stability preventive control strategy that accounts for repeated low‐voltage ride‐through characteristics. The method first partitions the system and constructs a short‐term voltage stability assessment index that effectively incorporates repetitive LVRT events, while offline generating a corresponding set of anticipated ...
Zhichong Cao, Cheng Liu, Chao Jiang, Rijun Wang, Jianyi Che, Rundong Tian   +5 more
wiley   +1 more source