Grid-forming converters: Control approaches, grid-synchronization, and future trends—A review

R Rosso, X Wang, M Liserre, X Lu… - IEEE Open Journal of …, 2021 - ieeexplore.ieee.org
In the last decade, the concept of grid-forming (GFM) converters has been introduced for
microgrids and islanded power systems. Recently, the concept has been proposed for use in …

Grid forming converters in renewable energy sources dominated power grid: Control strategy, stability, application, and challenges

H Zhang, W Xiang, W Lin, J Wen - Journal of modern power …, 2021 - ieeexplore.ieee.org
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 …

Unified virtual oscillator control for grid-forming and grid-following converters

MA Awal, I Husain - IEEE Journal of Emerging and Selected …, 2020 - ieeexplore.ieee.org
A unified virtual oscillator controller (uVOC) is proposed, which enables a unified analysis,
design, and implementation framework for both grid-forming (GFM) and grid-following (GFL) …

Comparative transient stability assessment of droop and dispatchable virtual oscillator controlled grid-connected inverters

H Yu, MA Awal, H Tu, I Husain… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
With the increasing integration of power electronics interfaced distributed generators,
transient stability assessment of grid-connected inverters subjected to large grid …

Virtual oscillator grid-forming inverters: State of the art, modeling, and stability

M Lu - IEEE Transactions on Power Electronics, 2022 - ieeexplore.ieee.org
Grid-forming (GFM) inverters are dc–ac converters that regulate their ac terminal voltage and
frequency in response to real-time measurements. Recent developments on GFM controls …

Overcurrent limiting in grid-forming inverters: A comprehensive review and discussion

N Baeckeland, D Chatterjee, M Lu… - … on Power Electronics, 2024 - ieeexplore.ieee.org
Grid-forming (GFM) inverters are increasingly recognized as a solution to facilitate massive
grid integration of inverter-based resources and enable 100% power-electronics-based …

Benchmarking nonlinear oscillators for grid-forming inverter control

M Lu, S Dhople, B Johnson - IEEE Transactions on Power …, 2022 - ieeexplore.ieee.org
Virtual oscillator control (VOC) is a time-domain strategy that leverages the dynamics of
nonlinear oscillator circuits for synchronizing and regulating grid-forming inverters. In this …

Model reduction for inverters with current limiting and dispatchable virtual oscillator control

O Ajala, M Lu, B Johnson, SV Dhople… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This paper outlines reduced-order models for grid-forming virtual-oscillator-controlled
inverters with nested current-and voltage-control loops, and current-limiting action for over …

[PDF][PDF] Virtual oscillator-based methods for grid-forming inverter control: A review

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

Implementation and comparison of droop control, virtual synchronous machine, and virtual oscillator control for parallel inverters in standalone microgrid

V Gurugubelli, A Ghosh, AK Panda… - … on Electrical Energy …, 2021 - Wiley Online Library
In recent times, renewable energy sources (RESs) have been potential alternatives over the
conventional generation systems connected to the grid. The power electronic inverters are …