Virtual oscillator‐based methods for grid‐forming inverter control: A review

SA Aghdam, M Agamy - IET Renewable Power Generation, 2022 - IET
In inverter‐dominant power systems, grid‐forming (GFM) inverters regulate voltage and
frequency. To construct GFM inverters, conventionally, various control methods based on …

Inverter parallelization for an islanded microgrid using the Hopf oscillator controller approach with self-synchronization capabilities

M Li, Y Gui, Y Guan, J Matas… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Nonlinear dynamical systems such as weakly coupled oscillators are an interesting
approach to be adopted for the regulation of power inverters inside microgrids. Aiming at the …

Virtual oscillator control of distributed power filters for selective ripple attenuation in DC systems

J Lin - IEEE Transactions on Power Electronics, 2021 - ieeexplore.ieee.org
In this article, a decentralized controller, based on the current mode virtual oscillator, is
proposed to control the distributed power filters in dc systems. This communication-free …

Developing a machine equivalent inertial response for a virtual oscillator controlled inverter in a machine-inverter based microgrid

J Li, JE Fletcher, DG Holmes… - 2020 IEEE Energy …, 2020 - ieeexplore.ieee.org
Virtual Oscillator Control (VOC) is a decentralized grid-forming inverter control strategy that
emulates the dynamics of a class of nonlinear oscillator. It is currently being considered as a …

A phase-compensated harmonic suppression method for virtual synchronous generator system in distorted grid

S Li, JM Guererro, B Jiang… - … Conference on Smart …, 2022 - ieeexplore.ieee.org
Power quality issues are challenging to deal with by conventional harmonic suppression
methods in a virtual synchronous generator-based system connected to the distorted grid …

Kalman filter-based power compensation strategy for Microgrids under uncertain disturbance

J Wu, JM Guerrero, A Basati… - … Conference on Smart …, 2022 - ieeexplore.ieee.org
The measurement and model errors always exist in the sample or data analysis part of
Microgrids (MGs) system, bringing oscillation and inaccuracy to the controller and energy …

Synchronization of Single-Phase Inverters using Deadzone and Hopf Oscillator based Controllers in Standalone Microgrid

V Gurugubelli, A Ghosh, AK Panda… - 2023 IEEE IAS …, 2023 - ieeexplore.ieee.org
Virtual oscillator control (VOC) is a very popular method for the control of parallel inverters.
In this work, Deadzone oscillator (DZO) based VOC and Hopf oscillator (HO) based VOC is …

Power quality enhancement in AC microgrids using integrated genetic algorithm in ANN

MV Karthik, P Chaudhary - 2021 5th International Conference …, 2021 - ieeexplore.ieee.org
This article presents the detailed analysis of power quality improvement in microgrids by
using the multiple schemes. The microgrid contains the various renewable energy sources …

Virtual oscillator‐based methods for grid‐forming inverter control: A review

S Azizi Aghdam, M Agamy - IET Renewable Power Generation, 2022 - Wiley Online Library
In inverter‐dominant power systems, grid‐forming (GFM) inverters regulate voltage and
frequency. To construct GFM inverters, conventionally, various control methods based on …

[PDF][PDF] Advanced Inverter control for mixed source microgrids

J Li - 2021 - unsworks.unsw.edu.au
This thesis focusses on investigating the virtual oscillator control (VOC) and applying it to
mixed source microgrids to address several stability issues. A detailed comparison between …