Adaptive controllers for grid-connected DC microgrids

W Hatahet, MI Marei, M Mokhtar - … Journal of Electrical Power & Energy …, 2021 - Elsevier
Droop technique is extensively adopted in dc microgrids, for both islanded and grid-
connected modes of operation. However, voltage regulation and proper current sharing are …

DC voltage variation based autonomous control of DC microgrids

D Chen, L Xu, L Yao - IEEE transactions on power delivery, 2013 - ieeexplore.ieee.org
System control for dc microgrids with variable generations and energy storage is proposed
in this paper. An autonomous three-level control strategy is proposed for dc microgrids with …

An improved droop control method for DC microgrids based on low bandwidth communication with DC bus voltage restoration and enhanced current sharing accuracy

X Lu, JM Guerrero, K Sun… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
Droop control is the basic control method for load current sharing in dc microgrid
applications. The conventional dc droop control method is realized by linearly reducing the …

Novel nonlinear droop control techniques to overcome the load sharing and voltage regulation issues in DC microgrid

P Prabhakaran, Y Goyal… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In a dc microgrid, good load sharing and voltage regulation are desirable. These are
affected by practical factors like sensor calibration errors and cable resistances. To enhance …

Robust adaptive droop control for DC microgrids

TV Vu, D Perkins, F Diaz, D Gonsoulin… - Electric Power Systems …, 2017 - Elsevier
There are tradeoffs between current sharing among distributed resources and DC bus
voltage stability when conventional droop control is used in DC microgrids. As current …

Adaptive droop control for high-performance operation in low-voltage DC microgrids

MA Ghalib, EG Shehat, J Thomas, RM Mostafa - Electrical Engineering, 2019 - Springer
The most well-known means for the integration of various renewable energy resources is
DC microgrids (DCMGs). Different control algorithms have been proposed to regulate the …

Distributed droop control of dc microgrid for improved voltage regulation and current sharing

R Kumar, MK Pathak - IET Renewable Power Generation, 2020 - Wiley Online Library
DC microgrid is becoming popular because of its high efficiency, high reliability and
connection of distributed generation with energy storage devices and dc loads. The main …

A control scheme for islanded and grid-connected DC microgrids

M Mokhtar, MI Marei, AA El-Sattar - … International Middle East …, 2017 - ieeexplore.ieee.org
DC microgrids can be operated either in the islanded mode or the grid-connected mode.
The droop technique is widely used to control dc microgrids in both modes. The voltage …

Power-based droop control in dc microgrids enabling seamless disconnection from upstream grids

G Liu, T Caldognetto, P Mattavelli… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper proposes a local power-based droop controller for distributed energy resource
converters in dc microgrids that are connected to upstream grids by grid-interface …

Automatic droop control for a low voltage DC microgrid

A Khorsandi, M Ashourloo, H Mokhtari… - IET Generation …, 2016 - Wiley Online Library
A DC microgrid (DC‐MG) provides an effective mean to integrate various sources, energy
storage units and loads at a common dc‐side. The droop‐based, in the context of a …