Remagnetization Strategies for Induction Machines Operating with Reduced Flux Levels

  • Ahmed F. Abouzeid
  • , Juan M. Guerrero
  • , Iban Vicente
  • , Iker Muniategui
  • , Aitor Endemaño
  • , Fernando Briz

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

Abstract

Induction Machines (IMs) drives are the preferred option for high-speed railway traction drives. Electric drives in this application can work for certain periods of time with light load levels. It is possible in this case to decrease the flux level to reduce the stator current and consequently both joule and hysteresis losses. A drawback of this approach is that if a torque increase is demanded, the machine must be firstly remagnetized. Remagnetization time is determined by the rotor time constant and the applied magnetizing current. Due to the relatively large values of the rotor time constant, fast torque changes are not feasible, which eventually penalizes the dynamic response of the drive. This paper presents strategies for the remagnetization of Induction Machines. Though proposed methods are primarily intended for railways traction, they can be easily extended to other uses of IM drives.

Original languageEnglish
Title of host publication2022 International Conference on Electrical Machines, ICEM 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2249-2255
Number of pages7
ISBN (Electronic)9781665414326
DOIs
Publication statusPublished - 2022
Externally publishedYes
Event2022 International Conference on Electrical Machines, ICEM 2022 - Valencia, Spain
Duration: 5 Sept 20228 Sept 2022

Publication series

Name2022 International Conference on Electrical Machines, ICEM 2022

Conference

Conference2022 International Conference on Electrical Machines, ICEM 2022
Country/TerritorySpain
CityValencia
Period5/09/228/09/22

Keywords

  • Field-Oriented Control
  • Induction Machines
  • Maximum-Torque-Per-Ampere (MTPA)
  • Re-magnetization
  • Scalar Control

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