A Robust Current Controller Design Method for Highly Nonlinear Synchronous Reluctance Motors

Ivan Z. Petrić, Alessandro Galassini, Shuo Wang, Dmytro Prystupa, Michele Degano, Giampaolo Buticchi, Chris Gerada

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

3 Citations (Scopus)

Abstract

Due to the rotor construction, Synchronous Reluctance (SynRel) machines exhibit high magnetic saturation and cross-saturation. This leads to strongly variable dq inductances, which affect the current loop response. In order to achieve constant current loop dynamics, controller gains need to be adapted according to the current bias. In this paper, three different methods for implementing a PI current controller are analyzed and tested. The magnetic characteristics of the tested SynRel are obtained using the FEA and also a state-of-the-art experimental procedure. The experimental verification of the current loop response is given for a 15 kW 3-phase SynRel motor, using a standard industrial 3-phase inverter.

Original languageEnglish
Title of host publicationIET Conference Proceedings
PublisherInstitution of Engineering and Technology
Pages104-109
Number of pages6
Volume2020
Edition7
ISBN (Electronic)9781839533303, 9781839534195, 9781839535062, 9781839535222, 9781839535239, 9781839535246, 9781839535406, 9781839535420, 9781839535635
DOIs
Publication statusPublished - 2020
Event10th International Conference on Power Electronics, Machines and Drives, PEMD 2020 - Virtual, Online
Duration: 15 Dec 202017 Dec 2020

Conference

Conference10th International Conference on Power Electronics, Machines and Drives, PEMD 2020
CityVirtual, Online
Period15/12/2017/12/20

Keywords

  • Current control
  • Dynamic inductances
  • Salient machines
  • Synchronous Reluctance

ASJC Scopus subject areas

  • General Engineering

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