A survey on modeling of microgrids—From fundamental physics to phasors and voltage sources

J Schiffer, D Zonetti, R Ortega, AM Stanković, T Sezi… - Automatica, 2016 - Elsevier
Microgrids have been identified as key components of modern electrical systems to facilitate
the integration of renewable distributed generation units. Their analysis and controller …

Control of low-inertia power systems

F Dörfler, D Groß - Annual Review of Control, Robotics, and …, 2023 - annualreviews.org
Electric power systems are undergoing an unprecedented transition from fossil fuel–based
power plants to low-inertia systems that rely predominantly on power electronics and …

Foundations and challenges of low-inertia systems

F Milano, F Dörfler, G Hug, DJ Hill… - 2018 power systems …, 2018 - ieeexplore.ieee.org
The electric power system is currently undergoing a period of unprecedented changes.
Environmental and sustainability concerns lead to replacement of a significant share of …

Synthesizing virtual oscillators to control islanded inverters

BB Johnson, M Sinha, NG Ainsworth… - … on Power Electronics, 2015 - ieeexplore.ieee.org
Virtual oscillator control (VOC) is a decentralized control strategy for islanded microgrids
where inverters are regulated to emulate the dynamics of weakly nonlinear oscillators …

Global phase and magnitude synchronization of coupled oscillators with application to the control of grid-forming power inverters

M Colombino, D Groß, JS Brouillon… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we explore a new approach to synchronization of coupled oscillators. In
contrast to the celebrated Kuramoto model, we do not work in polar coordinates and do not …

Dispatchable virtual oscillator control for decentralized inverter-dominated power systems: Analysis and experiments

GS Seo, M Colombino, I Subotic… - 2019 IEEE Applied …, 2019 - ieeexplore.ieee.org
This paper presents an analysis and experimental validation of dispatchable virtual
oscillator control (dVOC) for inverter-dominated power systems. dVOC is a promising …

The effect of transmission-line dynamics on grid-forming dispatchable virtual oscillator control

D Groß, M Colombino, JS Brouillon… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we analyze the effect of transmission line dynamics on grid-forming control for
inverter-based ac power systems. In particular, we investigate a dispatchable virtual …

A grid-compatible virtual oscillator controller: Analysis and design

M Lu, S Dutta, V Purba, S Dhople… - 2019 IEEE Energy …, 2019 - ieeexplore.ieee.org
In this paper, we present a virtual oscillator control (VOC) strategy for power inverters to
operate in either grid-connected or islanded settings. The proposed controller is based on …

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 …

Comparison of virtual oscillator and droop control

B Johnson, M Rodriguez, M Sinha… - 2017 IEEE 18th …, 2017 - ieeexplore.ieee.org
Virtual oscillator control (VOC) and droop control are distinct methods to ensure
synchronization and power sharing of parallel inverters in islanded systems. VOC is a …