Results 31 to 40 of about 24,092 (222)

State-of-the-Art Literature Review of Power Flow Control Methods for Low-Voltage AC and AC-DC Microgrids

open access: yesEnergies, 2023
The development of AC distribution systems provides for the seamless integration of low-voltage microgrids with distributed energy resources (DERs). This poses new challenges for the control of normal, emergency, and post-emergency states of microgrids ...
Pavel Ilyushin   +3 more
doaj   +1 more source

Secondary Frequency and Voltage Control of Islanded Microgrids via Distributed Averaging [PDF]

open access: yes, 2015
In this work we present new distributed controllers for secondary frequency and voltage control in islanded microgrids. Inspired by techniques from cooperative control, the proposed controllers use localized information and nearest-neighbor communication
Bullo, Francesco   +5 more
core   +2 more sources

DC Microgrids: A Propitious Smart Grid Paradigm for Smart Cities

open access: yesSmart Cities, 2023
Recent years have seen a surge in interest in DC microgrids as DC loads and DC sources like solar photovoltaic systems, fuel cells, batteries, and other options have become more mainstream.
Shriram S. Rangarajan   +7 more
doaj   +1 more source

Mixed-integer-linear-programming-based energy management system for hybrid PV-wind-battery microgrids: Modeling, design, and experimental verification [PDF]

open access: yes, 2017
© 2017 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Díaz, Nelson L.   +4 more
core   +3 more sources

Direct current (DC) microgrid control in the presence of electrical vehicle/photovoltaic (EV/PV) systems and hybrid energy storage systems: A Case study of grounding and protection issue

open access: yesIET Generation, Transmission & Distribution, 2023
In recent years, the interest in using DC microgrids has greatly increased due to their higher efficiency, less complexity, and greater transmission power compared to AC microgrids.
Behrooz Taheri, Ali Shahhoseini
doaj   +1 more source

DC MicroGrids

open access: yes, 2018
This chapter introduces concepts of DC MicroGrids exposing their elements, features, modeling, control, and applications. Renewable energy sources, energy storage systems, and loads are the basics components of a DC MicroGrid. These components can be better integrated thanks to their DC feature, resulting in simpler power converter topologies, as well ...
Perez, Filipe, Damm, Gilney
openaire   +1 more source

Analysis of an On-Line Stability Monitoring Approach for DC Microgrid Power Converters [PDF]

open access: yes, 2019
An online approach to evaluate and monitor the stability margins of dc microgrid power converters is presented in this paper. The discussed online stability monitoring technique is based on the Middlebrook's loop-gain measurement technique, adapted to ...
Caldognetto, Tommaso   +4 more
core   +1 more source

Affine projection‐like optimal control of UIPC in networked microgrids with controllable loads

open access: yesIET Control Theory & Applications, 2023
The upcoming generation of power systems would be outlined as a system of systems in which many AC and DC microgrids are interconnected to exchange power in a controlled manner.
Mahdi Zolfaghari, Gevork B. Gharehpetian
doaj   +1 more source

Research on the coordinated control of multi-port DC converter

open access: yesZhejiang dianli, 2023
Coordinated control technology is pivotal to the efficient and reliable operation of DC microgrids. At present, the sector is more concerned with the coordinated power control of simple DC microgrids based on two-port interconnection devices in contrast ...
XUE Rui   +4 more
doaj   +1 more source

Voltage-based droop control of renewables to avoid on-off oscillations caused by overvoltages [PDF]

open access: yes, 2013
To achieve the environmental goals set by many governments, an increasing amount of renewable energy, often delivered by distributed-generation (DG) units, is injected into the electrical power system.
De Kooning, Jeroen   +3 more
core   +1 more source

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