A control strategy for harmonic suppression in LCL photovoltaic inverter based on QPR controller and grid voltage feed-forward
Transactions of the Institute of Measurement and Control
Published online on September 19, 2025
Abstract
Transactions of the Institute of Measurement and Control, Ahead of Print.
Aiming at the problem of grid voltage harmonics interfering with grid-connected current when LCL PV (photovoltaic) inverters are integrated into the grid, this investigation provides a control strategy that utilizes a quasi-proportional resonance (QPR) ...
Aiming at the problem of grid voltage harmonics interfering with grid-connected current when LCL PV (photovoltaic) inverters are integrated into the grid, this investigation provides a control strategy that utilizes a quasi-proportional resonance (QPR) ...