A 2-D Exact Subdomain Technique in Switched Reluctance Machines Taking Into Account of Finite Soft-Magnetic Material Permeability

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TitreA 2-D Exact Subdomain Technique in Switched Reluctance Machines Taking Into Account of Finite Soft-Magnetic Material Permeability
Type de publicationConference Paper
Year of Publication2018
AuteursBen Yahia M, Roubache L, Djelloul-Khedda Z, Boughrara K, Dubas F, Ibtiouen R
EditorMenaa M, Boudour M
Conference NamePROCEEDINGS 2018 3RD INTERNATIONAL CONFERENCE ON ELECTRICAL SCIENCES AND TECHNOLOGIES IN MAGHREB (CISTEM)
PublisherUSTHB; Ecole Natl Polytechnique; Lab Systemes Electriques Industriels; Sonelgaz; RSDT; Altair; OPAL RT Technologies; Lab Rech Electrotechnique
Conference Location345 E 47TH ST, NEW YORK, NY 10017 USA
ISBN Number978-1-5386-4987-9
Mots-clésBertotti's model, electromagnetic performances, finite iron relative permeability, flux variation locus, subdomain technique, Switched reluctance machine
Résumé

This paper presents a two-dimensional (2-D) exact subdomain technique in polar coordinates considering the iron relative permeability in 6/4 conventional switched reluctance machine (SRM) supplied by sinusoidal waveform of current. The general solutions of magnetic vector potential are obtained by applying the interfaces conditions (ICs) in both directions (i.e., r- and theta-edge ICs). The magnetic field is used to predict the iron core losses by using an analytical approach based on the Bertotti's model and the flux variation locus (FVL). Finally, the electromagnetic performances results have been performed and compared with the 2-D finite-element (FE) method (FEM). The comparisons with FEM show good results of the proposed approach.