Nonlinear Semi-Analytical Model for Axial Flux Permanent-Magnet Machine

Baocheng Guo, Yunlu Du, Zakarya Djelloul KHEDDA, Fei Peng, Jianning Dong, Yunkai Huang, Dubas Frederic, Kamel Boughrara

Research output: Contribution to journalArticleScientificpeer-review

8 Citations (Scopus)
40 Downloads (Pure)

Abstract

In this article, we propose a novel nonlinear semianalytical model (AM) for the magnetic field calculation of electric machines. The nonlinear properties and local saturation effect of the iron part are taken into consideration in Cartesian coordinates, which is the main contribution of the proposed model. Thus, high accuracy of electromagnetic field results can be obtained with the low computational time cost. The model is developed based on the harmonic modeling technique by solving Maxwell's equations. The detailed theoretical derivations, which use the complex Fourier series and the Cauchy product, are presented. To verify the proposed model, an axial flux permanent-magnet (PM) machine is selected to be investigated. Both finite-element model and experimental results agree well with that of the proposed model. Moreover, the nonlinear AM has potential application for other types of PM electrical motor in Cartesian coordinates, such as flat PM linear machines.

Original languageEnglish
Article number9739841
Pages (from-to)9804-9816
Number of pages13
JournalIEEE Transactions on Industrial Electronics
Volume69
Issue number10
DOIs
Publication statusPublished - 2022

Bibliographical note

Green Open Access added to TU Delft Institutional Repository ‘You share, we take care!’ – Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • Harmonic model
  • Cartesian coordinate
  • Axial flux permanent-magnet machine
  • Saturation effect

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