Results 41 to 50 of about 17,876 (209)

DC Microgrid Technology: System Architectures, AC Grid Interfaces, Grounding Schemes, Power Quality, Communication Networks, Applications, and Standardizations Aspects

open access: yesIEEE Access, 2017
To meet the fast-growing energy demand and, at the same time, tackle environmental concerns resulting from conventional energy sources, renewable energy sources are getting integrated in power networks to ensure reliable and affordable energy for the ...
Dinesh Kumar, Firuz Zare, Arindam Ghosh
doaj   +1 more source

Development of a smart transformer to control the power exchange of a microgrid [PDF]

open access: yes, 2013
A smart transformer enables to control the power exchange between a microgrid and the utility network by controlling the voltage at the microgrid side within certain limits.
De Kooning, Jeroen   +3 more
core   +1 more source

A Review on Digital Twin Technology in Smart Grid, Transportation System and Smart City: Challenges and Future

open access: yesIEEE Access, 2023
With recent advances in information and communication technology (ICT), the bleeding edge concept of digital twin (DT) has enticed the attention of many researchers to revolutionize the entire modern industries.
Mina Jafari   +3 more
doaj   +1 more source

Performance evaluation of secondary control policies with respect to digital communications properties in inverter-based islanded microgrids [PDF]

open access: yes, 2016
A key challenge for inverted-based microgrids working in islanded mode is to maintain their own frequency and voltage to a certain reference values while regulating the active and reactive power among distributed generators and loads.
Castilla Fernández, Miguel   +5 more
core   +2 more sources

Analysis of Reliability Indices in Next Generation Microgrids Under Uncertainties of Load and Renewable Power Production [PDF]

open access: yesAUT Journal of Electrical Engineering, 2016
In this paper, Multi-Microgrids (MMG) are considered as future smart distribution grids, in which small scale energy resources (SSER) are main power generation units with small scales.
nima nikmehr, Sajad Najafi Ravadanegh
doaj   +1 more source

Reinforcement Learning-Based Intelligent Control Strategies for Optimal Power Management in Advanced Power Distribution Systems: A Survey

open access: yesEnergies, 2023
Intelligent energy management in renewable-based power distribution applications, such as microgrids, smart grids, smart buildings, and EV systems, is becoming increasingly important in the context of the transition toward the decentralization ...
Mudhafar Al-Saadi   +2 more
doaj   +1 more source

Voltage Stabilization in Microgrids via Quadratic Droop Control [PDF]

open access: yes, 2009
We consider the problem of voltage stability and reactive power balancing in islanded small-scale electrical networks outfitted with DC/AC inverters ("microgrids").
Simpson-Porco, John W.   +2 more
core   +1 more source

Plug and Play DC-DC Converters for Smart DC Nanogrids with Advanced Control Ancillary Services [PDF]

open access: yes, 2018
This paper gives a general view of the control possibilities for dc-dc converters in dc nanogrids. A widely adopted control method is the droop control, which is able to achieve proportional load sharing among multiple sources and to stabilize the ...
Caldognetto, Tommaso   +4 more
core   +1 more source

Smart Microgrids: Overview and Outlook [PDF]

open access: yes, 2013
The idea of changing our energy system from a hierarchical design into a set of nearly independent microgrids becomes feasible with the availability of small renewable energy generators.
Elmenreich, Wilfried, Sobe, Anita
core   +1 more source

Circular Economy Pathways for Airport Climate Change Mitigation

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Airport operators face growing climate‐change pressures; the circular economy offers pathways to reduce impacts and recover resources. We examine how airport operators apply the circular economy in practice. We use an exploratory qualitative multicase design based on practitioner‐generated documents (e.g., press releases and sustainability ...
Michele Oppioli   +3 more
wiley   +1 more source

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