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Charging powers of the electric vehicle fleet: Evolution and implications at commercial charging sites

  • Toni Simolin*
  • , Kalle Rauma
  • , Riku Viri
  • , Johanna Mäkinen
  • , Antti Rautiainen
  • , Pertti Järventausta
  • *Corresponding author for this work

Research output: Contribution to journalArticleScientificpeer-review

Abstract

Electric vehicle (EV) charging is widely studied in the scientific literature. However, there seems to be a notable research gap regarding the charging power limitations of the on-board chargers of the EVs. In this paper, the present state of the maximum charging powers of the on-board chargers is thoroughly analysed using data from two commercial charging sites. Furthermore, the results of the analysis are used along with an EV fleet development model to form realistic future scenarios, which are then used for a simulation model that couples the charging sessions with measured charging profiles. The results of the simulations show that, due to the evolution of the EV fleet, the average energy consumption in commercial locations will increase by 134% on average from 5.6 to 8.7 kWh/EV to 13.0–19.6 kWh/EV during 2020–2040. Similarly, the peak of the normalized power increases by 77% on average from 1.1 to 1.4 kW/EV to 1.6–2.9 kW/EV. These values are essential to guide long-term decisions such as optimal sizing of charging infrastructure and parking policies.

Original languageEnglish
Article number117651
JournalApplied Energy
Volume303
DOIs
Publication statusPublished - 1 Dec 2021
MoE publication typeA1 Journal article-refereed

Funding

This work was supported by the LIFE Programme of the European Union (LIFE17 IPC/FI/000002 LIFE-IP CANEMURE-FINLAND). The work of Toni Simolin was supported by a grant from Emil Aaltosen Säätiö sr. Kalle Rauma would like to thank the German Federal Ministry of Transport and Digital Infrastructure for its support through the project PuLS – Parken und Laden in der Stadt (03EMF0203B).

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy
  2. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities

Keywords

  • Charging powers
  • Data analysis
  • Electric vehicles
  • Parking policy

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