Control of Grid-Following Inverters under Unbalanced Grid
IEEE, P. Davari, Senior Member, IEEE, and F. Blaabjerg, Fellow, IEEE Abstract- This paper proposes a new control scheme to eliminate the 3rd harmonic in the output c. rrents of grid
Improved control of virtual synchronous generator under
This article first establishes a mathematical model for traditional VSG control, and then analyzes the problems that arise when traditional VSG operates under unbalanced
A modified power decoupling control strategy for a grid-connected
Based on the instantaneous power response characteristics of the grid inverter, expressions of the power coupling coefficient under unbalanced power grids are derived in this
Three-Phase Grid-Connected Inverter Power
Presented in this paper is a method of bidirectional real and reactive power control of a three-phase grid-connected inverter under
Comparative Analysis of Three-Phase PV Grid Connected Inverter
Recently, the regulation of photovoltaic inverters, effectively under imbalanced voltages on the grid, has been crucial for the operation of grid-connected solar systems.
Impedance-Based Stability Analysis of Grid-Connected Inverters
As a common interface circuit for renewable energy integrated into the power grid, the inverter is prone to work under a three-phase unbalanced weak grid. In this paper, the
An improved low‐voltage ride‐through (LVRT) strategy for PV‐based grid
This paper presents a low‐voltage ride‐through technique for large‐scale grid tied photovoltaic converters using instantaneous power theory.
Grid-connected PV inverter system control optimization using
Grid connection of PV systems poses a series of problems, primarily due to fluctuations in power generated as a function of temperature, irradiance, as well as non-linear
Comparative Analysis of Three-Phase PV Grid Connected
Recently, the regulation of photovoltaic inverters, effectively under imbalanced voltages on the grid, has been crucial for the operation of grid-connected solar systems.
Model predictive flexible power control for grid-connected
Based on the conventional MPPC, this study proposes a model predictive flexible power control (MPFPC) to reduce the current total harmonic distortion and achieve three flexible targets,
An improved low‐voltage ride‐through (LVRT)
This paper presents a low‐voltage ride‐through technique for large‐scale grid tied photovoltaic converters using instantaneous power
Comparative Analysis of Three-Phase PV Grid Connected
Power ripple and current harmonics at the photovoltaic (PV) inverter''s output are amplified in the presence of negative sequence voltage due to the grid''s instabilities.
Three-Phase Grid-Connected Inverter Power Control under
Presented in this paper is a method of bidirectional real and reactive power control of a three-phase grid-connected inverter under unbalanced grid situations. Unbalanced three