Simulation reveals improved damping of low-frequency oscillations in wind turbines with virtual synchronous generator control, suggesting benefits for power systems.
Key Points
This research aims to address low-frequency oscillations in grid-connected wind turbines using a new control strategy.
Establishes a damping torque model for PMSG-based wind turbines
Implements damping torque method for analyzing system damping characteristics
Proposes a current loop controller with exponential sliding-mode control and disturbance observer
Verifies findings through simulation in MATLAB/Simulink
Developed method effectively suppresses low-frequency oscillations
Simulation confirms improvement in system damping characteristics
Control strategy enhances voltage and inertia support for power systems