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Hybrid propulsion motor drives model based on multi-level inverters with optimised fuel economy

  • Jinfeng Li*
  • *Corresponding author for this work
  • Imperial College London

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

Abstract

A parallel hybrid prolusion electric vehicle model is presented with motor drives realised by cascaded H-bridge multilevel inverter modules. Modulation scheme for an 11-level inverter is optimised by minimising total harmonic distortions, switching losses, number of carriers, whilst balancing the state of charge between battery modules. The multilevel inverter model is subsequently integrated into electric motor drives simulations, with variable frequency adjustable speed and regenerative braking scenarios demonstrated using MATLAB Simulink. Manipulating the electric drives with regenerative braking, fuel economy is optimised by keeping the petrol engine operating at a sweet spot, i.e. 70% to 80% of its maximum torque.

Original languageEnglish
Title of host publication2020 IEEE Vehicle Power and Propulsion Conference, VPPC 2020 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728189598
DOIs
Publication statusPublished - Nov 2020
Externally publishedYes
Event17th IEEE Vehicle Power and Propulsion Conference, VPPC 2020 - Virtual, Gijon, Spain
Duration: 18 Nov 202016 Dec 2020

Publication series

Name2020 IEEE Vehicle Power and Propulsion Conference, VPPC 2020 - Proceedings

Conference

Conference17th IEEE Vehicle Power and Propulsion Conference, VPPC 2020
Country/TerritorySpain
CityVirtual, Gijon
Period18/11/2016/12/20

Keywords

  • Fuel economy
  • Hybrid electric vehicle
  • Motor drives
  • Multilevel converter
  • Regenerative braking model
  • Variable frequency adjustable speed

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