Distributed control strategies for microgrids: An overview

E Espina, J Llanos, C Burgos-Mellado… - IEEE …, 2020 - ieeexplore.ieee.org
There is an increasing interest and research effort focused on the analysis, design and
implementation of distributed control systems for AC, DC and hybrid AC/DC microgrids. It is …

On the secondary control architectures of AC microgrids: An overview

Y Khayat, Q Shafiee, R Heydari… - … on Power Electronics, 2019 - ieeexplore.ieee.org
Communication infrastructure (CI) in microgrids (MGs) allows for the application of different
control architectures for the secondary control (SC) layer. The use of new SC architectures …

An overview of control approaches of inverter-based microgrids in islanding mode of operation

MH Andishgar, E Gholipour, R Hooshmand - Renewable and Sustainable …, 2017 - Elsevier
Increased penetration of distributed generation (DG) into the power systems has created
fundamental challenges from the viewpoints of control and reliable operation of systems …

A small-AC-signal injection-based decentralized secondary frequency control for droop-controlled islanded microgrids

B Liu, T Wu, Z Liu, J Liu - IEEE Transactions on power …, 2020 - ieeexplore.ieee.org
In an islanded microgrid composed of droop-controlled parallel inverters, the system
frequency endures deviations as the load changes. To compensate for frequency deviation …

Communication-less primary and secondary control in inverter-interfaced AC microgrid: An overview

AK Sahoo, K Mahmud, M Crittenden… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
Inverters in microgrids (MGs) face significant challenges during their parallel operations,
such as accurate power sharing, deviations in system voltage magnitude and frequency …

Robust decentralized secondary frequency control in power systems: Merits and tradeoffs

E Weitenberg, Y Jiang, C Zhao… - … on Automatic Control, 2018 - ieeexplore.ieee.org
Frequency restoration in power systems is conventionally performed by broadcasting a
centralized signal to local controllers. As a result of energy transition, technological …

Frequency restoration of grid-forming inverters in pulse load and plug-in events

F Sadeque, B Mirafzal - IEEE Journal of Emerging and Selected …, 2022 - ieeexplore.ieee.org
This article presents a restoration technique using grid-forming inverters in an islanded
microgrid during pulse load and plug-in events. In a microgrid powered by droop-controlled …

Advances and opportunities in the model predictive control of microgrids: Part II–Secondary and tertiary layers

O Babayomi, Z Zhang, T Dragicevic, R Heydari… - International Journal of …, 2022 - Elsevier
Abstract Model predictive control (MPC) facilitates the multi-variable control of power
electronic systems while accommodating physical constraints without the necessity for a …

A safe policy learning-based method for decentralized and economic frequency control in isolated networked-microgrid systems

Y **a, Y Xu, Y Wang, S Mondal… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Multiple microgrids can be interconnected to form a networked-microgrid (NMG) system. In
this paper, a data-driven decentralized economic frequency control method is proposed for …

A novel voltage stabilization and power sharing control method based on virtual complex impedance for an off-grid microgrid

RJ Wai, QQ Zhang, Y Wang - IEEE Transactions on Power …, 2018 - ieeexplore.ieee.org
Microgrid (MG) usually operates in medium/low-voltage systems, where the line impedance
parameters are mainly resistive, and traditional Pf/QU droop control is no longer applicable …