Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging

Summary: Electric vehicles (EVs) are currently being promoted to reduce transport emissions. We present a life cycle assessment of EV charging behaviors based on marginal emissions factors. For Great Britain, we find that electricity consumption accounts for the highest proportion of life cycle carb...

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Autores principales: Yuzhou Tang, Tim T. Cockerill, Andrew J. Pimm, Xueliang Yuan
Formato: article
Lenguaje:EN
Publicado: Elsevier 2021
Materias:
Q
Acceso en línea:https://doaj.org/article/4d39e33466f142e69bc3d6e9755a40e1
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spelling oai:doaj.org-article:4d39e33466f142e69bc3d6e9755a40e12021-12-04T04:35:35ZReducing the life cycle environmental impact of electric vehicles through emissions-responsive charging2589-004210.1016/j.isci.2021.103499https://doaj.org/article/4d39e33466f142e69bc3d6e9755a40e12021-12-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S258900422101470Xhttps://doaj.org/toc/2589-0042Summary: Electric vehicles (EVs) are currently being promoted to reduce transport emissions. We present a life cycle assessment of EV charging behaviors based on marginal emissions factors. For Great Britain, we find that electricity consumption accounts for the highest proportion of life cycle carbon emissions from EVs. We highlight the potential life cycle carbon emissions reduction brought by charging during periods when the grid mix produces relatively low emissions. While our study focuses on Great Britain, we have applied our methodology to several European countries with contrasting electricity generation mixes. Our analysis demonstrates that countries with a high proportion of fossil energy will have reduced benefits from deploying EVs, but are likely to achieve increased benefits from smart charging approaches. We conclude that using marginal emissions factors is essential to understanding the greenhouse gas impacts of EV deployment, and that smart charging tied to instantaneous grid emissions factors can bring benefits.Yuzhou TangTim T. CockerillAndrew J. PimmXueliang YuanElsevierarticleEV chargingCharging behavior clusterEmissions factorsDemand side responseLife cycle assessmentScienceQENiScience, Vol 24, Iss 12, Pp 103499- (2021)
institution DOAJ
collection DOAJ
language EN
topic EV charging
Charging behavior cluster
Emissions factors
Demand side response
Life cycle assessment
Science
Q
spellingShingle EV charging
Charging behavior cluster
Emissions factors
Demand side response
Life cycle assessment
Science
Q
Yuzhou Tang
Tim T. Cockerill
Andrew J. Pimm
Xueliang Yuan
Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
description Summary: Electric vehicles (EVs) are currently being promoted to reduce transport emissions. We present a life cycle assessment of EV charging behaviors based on marginal emissions factors. For Great Britain, we find that electricity consumption accounts for the highest proportion of life cycle carbon emissions from EVs. We highlight the potential life cycle carbon emissions reduction brought by charging during periods when the grid mix produces relatively low emissions. While our study focuses on Great Britain, we have applied our methodology to several European countries with contrasting electricity generation mixes. Our analysis demonstrates that countries with a high proportion of fossil energy will have reduced benefits from deploying EVs, but are likely to achieve increased benefits from smart charging approaches. We conclude that using marginal emissions factors is essential to understanding the greenhouse gas impacts of EV deployment, and that smart charging tied to instantaneous grid emissions factors can bring benefits.
format article
author Yuzhou Tang
Tim T. Cockerill
Andrew J. Pimm
Xueliang Yuan
author_facet Yuzhou Tang
Tim T. Cockerill
Andrew J. Pimm
Xueliang Yuan
author_sort Yuzhou Tang
title Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
title_short Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
title_full Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
title_fullStr Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
title_full_unstemmed Reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
title_sort reducing the life cycle environmental impact of electric vehicles through emissions-responsive charging
publisher Elsevier
publishDate 2021
url https://doaj.org/article/4d39e33466f142e69bc3d6e9755a40e1
work_keys_str_mv AT yuzhoutang reducingthelifecycleenvironmentalimpactofelectricvehiclesthroughemissionsresponsivecharging
AT timtcockerill reducingthelifecycleenvironmentalimpactofelectricvehiclesthroughemissionsresponsivecharging
AT andrewjpimm reducingthelifecycleenvironmentalimpactofelectricvehiclesthroughemissionsresponsivecharging
AT xueliangyuan reducingthelifecycleenvironmentalimpactofelectricvehiclesthroughemissionsresponsivecharging
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