Simulation Analysis of the 5-Leg Inverter for a Fault-Tolerant Dual-Motor Drive System

Mustapha Al Sakka, Thomas Geury, Mohamed El Baghdadi, Miguel Dhaens, Monzer Al Sakka, Omar Hegazy

Research output: Chapter in Book/Report/Conference proceedingConference paper

1 Citation (Scopus)

Abstract

This paper presents a compact, cost-effective, and reliable fault tolerant dual-motor drive solution utilising the 5-leg inverter topology. A simple PI-based field weakening control scheme allowing simultaneous and correlated control of both motors is proposed. This enhances the voltage limitations of the 5-leg inverter and extends the speed range of the motors. Additionally, A system-level short-circuit detection method and a fault localisation algorithm are proposed. These methods reduce the size and complexity of the drive and improve its reliability. The system is modelled using physical system models in Simulink/Simscape. Different scenarios are analysed verifying the performance of the field weakening control and the effectiveness of the fault-tolerant control. Preliminary experimental results are included validating the proposed ideas.
Original languageEnglish
Title of host publicationEuropean Conference on Power Electronics and Applications
PublisherIEEE
Number of pages10
ISBN (Electronic)9789075815412
DOIs
Publication statusPublished - 2 Oct 2023
EventEPE 2023 ECCE Europe - Aalborg, Denmark
Duration: 4 Sept 20238 Sept 2023

Publication series

Name2023 25th European Conference on Power Electronics and Applications, EPE 2023 ECCE Europe

Conference

ConferenceEPE 2023 ECCE Europe
Country/TerritoryDenmark
CityAalborg
Period4/09/238/09/23

Bibliographical note

Publisher Copyright:
© 2023 EPE Association.

Keywords

  • simulation
  • voltage source inverter
  • control of drive
  • fault-tolerant control
  • single-inverter multi-motor

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