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Mitigating dv/dt stress caused by the line-line voltage polarity reversal in model predictive controlled VSI drives

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

Abstract

This paper deals with a particular problem in the conventional finite set model predictive control (FS-MPC) method in VSI drives. When FS-MPC is experimentally implemented, the controller chooses any one of the eight available voltage vectors. Therefore, if the controller selects any of the far states, simultaneous switching events among the inverter legs occur. This causes line-line voltage polarity reversal (LLVPR) with the voltage change twice the value of the DC-link voltage. The fast LLVPR combined with the reflected wave by the motor cable can damage the insulation of the stator winding. In this letter, the problem of LLVPR in electric drives with FS-MPC is described, and the solution to this issue is proposed. Experimental results to validate the proposed method are shown.
Original languageEnglish
Title of host publication2020 IEEE Energy Conversion Congress and Exposition (ECCE)
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages5132-5135
ISBN (Electronic)9781728158266
ISBN (Print)9781728158273
DOIs
Publication statusPublished - 30 Oct 2020
Event2020 IEEE Energy Conversion Congress and Exposition - Detroit, United States
Duration: 11 Oct 202015 Oct 2020

Publication series

NameIEEE ECCE Proceedings
ISSN (Print)2329-3721
ISSN (Electronic)2329-3748

Conference

Conference2020 IEEE Energy Conversion Congress and Exposition
Country/TerritoryUnited States
CityDetroit
Period11/10/2015/10/20

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

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