Efficiency determination of active battery switching technology on roller dynamometer

Philip Wacker, Joern Adermann, Benedikt Danquah, Markus Lienkamp

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

7 Scopus citations

Abstract

This paper presents the results of research into the application of an active battery switching system in the drivetrain of a prototype electric vehicle. The system's purpose is to increase the drivetrain's electrical efficiency especially in the partial-load range. Efficiency is increased using a switching unit that allows the vehicle's traction-battery circuitry to be changed during operation and thereby adjusting the intermediate circuit voltage stage to that actually required. The system consists of three electronic switches, which allow two different voltage stages in the intermediate circuit. This paper presents further results of roller dynamometer test series with the active battery switching system. The focus is thereby put on efficiency measurements in driving cycles.

Original languageEnglish
Title of host publication2017 12th International Conference on Ecological Vehicles and Renewable Energies, EVER 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538616925
DOIs
StatePublished - 30 May 2017
Event12th International Conference on Ecological Vehicles and Renewable Energies, EVER 2017 - Monte-Carlo, Monaco
Duration: 11 Apr 201713 Apr 2017

Publication series

Name2017 12th International Conference on Ecological Vehicles and Renewable Energies, EVER 2017

Conference

Conference12th International Conference on Ecological Vehicles and Renewable Energies, EVER 2017
Country/TerritoryMonaco
CityMonte-Carlo
Period11/04/1713/04/17

Keywords

  • battery pack
  • drivetrain
  • efficiency
  • electric vehicle
  • switching system
  • variable DC link voltage

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