Electric Vehicle Fleets as Balancing Instrument in Micro-Grids

Micro-grids have become the building block of modern energy systems, where distributed resources are the characterizing feature. The charging operation of electric vehicles can be exploited as a flexible load to achieve operational goals of the micro-grid. In the particular case of car-sharing fleet...

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Autores principales: Giambattista Gruosso, Fredy Orlando Ruiz
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/a08a13234c5d4365a42b51d7dabd09fb
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spelling oai:doaj.org-article:a08a13234c5d4365a42b51d7dabd09fb2021-11-25T17:27:18ZElectric Vehicle Fleets as Balancing Instrument in Micro-Grids10.3390/en142276161996-1073https://doaj.org/article/a08a13234c5d4365a42b51d7dabd09fb2021-11-01T00:00:00Zhttps://www.mdpi.com/1996-1073/14/22/7616https://doaj.org/toc/1996-1073Micro-grids have become the building block of modern energy systems, where distributed resources are the characterizing feature. The charging operation of electric vehicles can be exploited as a flexible load to achieve operational goals of the micro-grid. In the particular case of car-sharing fleets, the degrees of freedom in the charging procedures are reduced when compared to private users. In this work, we illustrate how a car sharing fleet can be incorporated as a flexible load in the micro-grid management system. A linear optimization problem is formulated, where the cost function makes a trade-off between the gain in flexibility in the micro-grid and the loss incurred by the car-sharing service for delaying the recharging procedure of the EV. The proposed approach is evaluated on a data set of charging events generated by a real car-sharing fleet showing that the EMS allows reducing the daily peak demand requested to the public grid and diminishes the operational costs.Giambattista GruossoFredy Orlando RuizMDPI AGarticlemicro-grid planningelectrical vehiclesenergy storageflexible programmingTechnologyTENEnergies, Vol 14, Iss 7616, p 7616 (2021)
institution DOAJ
collection DOAJ
language EN
topic micro-grid planning
electrical vehicles
energy storage
flexible programming
Technology
T
spellingShingle micro-grid planning
electrical vehicles
energy storage
flexible programming
Technology
T
Giambattista Gruosso
Fredy Orlando Ruiz
Electric Vehicle Fleets as Balancing Instrument in Micro-Grids
description Micro-grids have become the building block of modern energy systems, where distributed resources are the characterizing feature. The charging operation of electric vehicles can be exploited as a flexible load to achieve operational goals of the micro-grid. In the particular case of car-sharing fleets, the degrees of freedom in the charging procedures are reduced when compared to private users. In this work, we illustrate how a car sharing fleet can be incorporated as a flexible load in the micro-grid management system. A linear optimization problem is formulated, where the cost function makes a trade-off between the gain in flexibility in the micro-grid and the loss incurred by the car-sharing service for delaying the recharging procedure of the EV. The proposed approach is evaluated on a data set of charging events generated by a real car-sharing fleet showing that the EMS allows reducing the daily peak demand requested to the public grid and diminishes the operational costs.
format article
author Giambattista Gruosso
Fredy Orlando Ruiz
author_facet Giambattista Gruosso
Fredy Orlando Ruiz
author_sort Giambattista Gruosso
title Electric Vehicle Fleets as Balancing Instrument in Micro-Grids
title_short Electric Vehicle Fleets as Balancing Instrument in Micro-Grids
title_full Electric Vehicle Fleets as Balancing Instrument in Micro-Grids
title_fullStr Electric Vehicle Fleets as Balancing Instrument in Micro-Grids
title_full_unstemmed Electric Vehicle Fleets as Balancing Instrument in Micro-Grids
title_sort electric vehicle fleets as balancing instrument in micro-grids
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/a08a13234c5d4365a42b51d7dabd09fb
work_keys_str_mv AT giambattistagruosso electricvehiclefleetsasbalancinginstrumentinmicrogrids
AT fredyorlandoruiz electricvehiclefleetsasbalancinginstrumentinmicrogrids
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