A High Torque Density Axial Flux SRM with Modular Stator

A novel structure of switched reluctance motors (SRMs) is proposed. The proposed structure uses the benefits of the axial flux path, short flux path, segmental rotor, and flux reversal free stator motors all together to improve the torque density of the SRMs. The main geometrical, electrical and phy...

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Main Authors: Y Ebrahimi, M.R Feyzi
Format: Article
Language:English
Published: Iran University of Science and Technology 2015-12-01
Series:Iranian Journal of Electrical and Electronic Engineering
Subjects:
Online Access:http://ijeee.iust.ac.ir/browse.php?a_code=A-10-462-3&slc_lang=en&sid=1
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author Y Ebrahimi
M.R Feyzi
author_facet Y Ebrahimi
M.R Feyzi
author_sort Y Ebrahimi
collection DOAJ
description A novel structure of switched reluctance motors (SRMs) is proposed. The proposed structure uses the benefits of the axial flux path, short flux path, segmental rotor, and flux reversal free stator motors all together to improve the torque density of the SRMs. The main geometrical, electrical and physical specifications are presented. In addition, some features of the proposed structure are compared with those of a state-of-the-art radial flux SRM, considered as a reference motor. Then, the proposed structure is modified by employing a higher number of rotor segments than the stator modules and at the same time, reshaped stator modules tips. Achieved results reveal that, compared with the reference motor, the proposed and the modified proposed motors deliver about the same torque with 36.5% and 46.7% lower active material mass, respectively. The efficiency and torque production capability for the extended current densities are also retained. These make the proposed structures a potentially proper candidate for the electric vehicles (EVs) and hybrid electric vehicles (HEVs) as an in-wheel motor.
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spelling doaj.art-57dfb3fe49294d648a7938b1d82e4e482022-12-21T23:30:01ZengIran University of Science and TechnologyIranian Journal of Electrical and Electronic Engineering1735-28272383-38902015-12-01114336344A High Torque Density Axial Flux SRM with Modular StatorY Ebrahimi0M.R Feyzi1 The Authors are with the Department of Electrical and Computer The Authors are with the Department of Electrical and Computer A novel structure of switched reluctance motors (SRMs) is proposed. The proposed structure uses the benefits of the axial flux path, short flux path, segmental rotor, and flux reversal free stator motors all together to improve the torque density of the SRMs. The main geometrical, electrical and physical specifications are presented. In addition, some features of the proposed structure are compared with those of a state-of-the-art radial flux SRM, considered as a reference motor. Then, the proposed structure is modified by employing a higher number of rotor segments than the stator modules and at the same time, reshaped stator modules tips. Achieved results reveal that, compared with the reference motor, the proposed and the modified proposed motors deliver about the same torque with 36.5% and 46.7% lower active material mass, respectively. The efficiency and torque production capability for the extended current densities are also retained. These make the proposed structures a potentially proper candidate for the electric vehicles (EVs) and hybrid electric vehicles (HEVs) as an in-wheel motor.http://ijeee.iust.ac.ir/browse.php?a_code=A-10-462-3&slc_lang=en&sid=1Axial flux motors finite element method in-wheel motors switched reluctance motors torque density
spellingShingle Y Ebrahimi
M.R Feyzi
A High Torque Density Axial Flux SRM with Modular Stator
Iranian Journal of Electrical and Electronic Engineering
Axial flux motors
finite element method
in-wheel motors
switched reluctance motors
torque density
title A High Torque Density Axial Flux SRM with Modular Stator
title_full A High Torque Density Axial Flux SRM with Modular Stator
title_fullStr A High Torque Density Axial Flux SRM with Modular Stator
title_full_unstemmed A High Torque Density Axial Flux SRM with Modular Stator
title_short A High Torque Density Axial Flux SRM with Modular Stator
title_sort high torque density axial flux srm with modular stator
topic Axial flux motors
finite element method
in-wheel motors
switched reluctance motors
torque density
url http://ijeee.iust.ac.ir/browse.php?a_code=A-10-462-3&slc_lang=en&sid=1
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