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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MDPI AG
2021
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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) |
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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 |
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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 |
_version_ |
1718412365659111424 |