Fault Ride Through Strategy of Virtual-Synchronous-Controlled DFIG-Based Wind Turbines Under Symmetrical Grid Faults

• Published in: IEEE transactions on energy conversion Vol. 35; no. 3; pp. 1360 - 1371
• Main Authors: Wang, Shuo, Shang, Lei
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.09.2020; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Active control; Attenuation; DFIG; Doubly fed induction generators; fault-ride-through (FRT); Faults; feedforward compensation; Power system stability; Reactive power; Resistance; Rotors; Stators; Strategy; symmetrical faults; Transient analysis; Vector currents; virtual synchronous control (VSynC); Wind turbines
• ISSN: 0885-8969; 1558-0059
• DOI: 10.1109/TEC.2020.2979885

Virtual synchronous control (VSynC) in DFIG -based wind turbines (WTs) was studied. It utilizes its relatively "slow" inner potential to enhance the WT's dynamic frequency support capability. However, this will pose more severe challenges on the VSynC - based DFIG under symmetrical gr...