Grid forming converters in renewable energy sources dominated power grid: Control strategy, stability, application, and challenges
The renewable energy sources (RESs) dominated power grid is an envisaged infrastructure
of the future power system, where the commonly used grid following (GFL) control for grid …
of the future power system, where the commonly used grid following (GFL) control for grid …
A finite control set model predictive control scheme for single-phase grid-connected inverters
M Azab - Renewable and Sustainable Energy Reviews, 2021 - Elsevier
The present article investigates a control scheme for single-phase grid-connected inverter
based on the finite control set model predictive control (FCS-MPC) approach. The proposed …
based on the finite control set model predictive control (FCS-MPC) approach. The proposed …
Vector current control derived from direct power control for grid-connected inverters
We propose a vector current control derived from direct power control (VCC-DPC) for a three-
phase voltage source inverter (VSI) in the synchronous rotating frame through instantaneous …
phase voltage source inverter (VSI) in the synchronous rotating frame through instantaneous …
Stability analysis of the grid-connected inverter considering the asymmetric positive-feedback loops introduced by the PLL in weak grids
C Tu, J Gao, F Xiao, Q Guo… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The stability of the grid-connected inverter (GCI) system in weak grids is deteriorated due to
the asymmetric positive-feedback loops (APFLs) introduced by the phase-locked loop (PLL) …
the asymmetric positive-feedback loops (APFLs) introduced by the phase-locked loop (PLL) …
Passivity-based analysis and performance enhancement of a vector controlled VSC connected to a weak AC grid
AJ Agbemuko, JL Dominguez-Garcia… - … on Power Delivery, 2020 - ieeexplore.ieee.org
Despite attempts to increase the active power capability of vector-controlled voltage source
converters (VSCs) connected to very weak grids, the interaction between the control …
converters (VSCs) connected to very weak grids, the interaction between the control …
A multivariable controller in synchronous frame integrating phase-locked loop to enhance performance of three-phase grid-connected inverters in weak grids
This article presents a new current controller in the synchronous reference frame and its
associated design for enhancing the performance of three-phase grid-connected inverters …
associated design for enhancing the performance of three-phase grid-connected inverters …
[HTML][HTML] Autonomous reactive power support for smart photovoltaic inverter based on real-time grid-impedance measurements of a weak grid
A large share of renewable energy production is connected to a weak grid with significant
grid impedance. The transmission impedance causes unintended flow of reactive power to …
grid impedance. The transmission impedance causes unintended flow of reactive power to …
Optimized series dynamic braking resistor for LVRT of doubly-fed induction generator with uncertain fault scenarios
J Huang, L Zhang, S Sang, X Xue, X Zhang… - IEEE …, 2022 - ieeexplore.ieee.org
The terminal-connected series dynamic braking resistor (SDBR) is applied to assist the low-
voltage ride-through (LVRT) of the doubly-fed induction generator (DFIG). With the fault …
voltage ride-through (LVRT) of the doubly-fed induction generator (DFIG). With the fault …
Control of a type-IV wind turbine with the capability of robust grid-synchronization and inertial response for weak grid stable operation
With the increasing penetration of wind power, the effective inertia of the power system
reduces. Besides, a series of interactive instability issues including sub-synchronous …
reduces. Besides, a series of interactive instability issues including sub-synchronous …
High performance decoupled active and reactive power control for three-phase grid-tied inverters using model predictive control
M Azab - Protection and Control of Modern Power Systems, 2021 - ieeexplore.ieee.org
Finite control set-model predictive control (FCS-MPC) is employed in this paper to control
the operation of a threephase grid-connected string inverter based on a direct PQ control …
the operation of a threephase grid-connected string inverter based on a direct PQ control …