Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation

This paper takes a 50 kW interior permanent magnet brushless DC motor as an example, and explores the influence of the degree of stator slot skew on the overall motor magnetic density and air gap magnetic density; then reveals the influences of stator slot skewed structure on a series of key electro...

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Main Authors: Xue-gui Gan, Zhen-nan Fan, Jing-can Li
Format: Article
Language:English
Published: Polish Academy of Sciences 2022-03-01
Series:Archives of Electrical Engineering
Subjects:
Online Access:https://journals.pan.pl/Content/122622/PDF/art10_corr.pdf
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author Xue-gui Gan
Zhen-nan Fan
Jing-can Li
author_facet Xue-gui Gan
Zhen-nan Fan
Jing-can Li
author_sort Xue-gui Gan
collection DOAJ
description This paper takes a 50 kW interior permanent magnet brushless DC motor as an example, and explores the influence of the degree of stator slot skew on the overall motor magnetic density and air gap magnetic density; then reveals the influences of stator slot skewed structure on a series of key electromagnetic properties like no-load back electromotive force (B-EMF), cogging torque, electromagnetic torque, torque fluctuation, electromagnetic loss, input power, output power and operating efficiency. On this basis, a relatively best range of the skew degrees is obtained. The research work in this paper has direct reference value for the further improvement of design and manufacture, operation and maintenance, control and protection of such motors.
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spelling doaj.art-0640988c3ab74fb5b3a78ee4cf4b045c2022-12-22T02:49:27ZengPolish Academy of SciencesArchives of Electrical Engineering2300-25062022-03-01vol. 71No 1159174https://doi.org/10.24425/aee.2022.140203Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculationXue-gui Gan0https://orcid.org/0000-0002-0628-9656Zhen-nan Fan1https://orcid.org/0000-0001-6862-5996Jing-can Li2https://orcid.org/0000-0001-6359-4617The Key Laboratory of Fluid and Power Machinery, Ministry of Education, Xihua University, Chengdu, ChinaThe Key Laboratory of Fluid and Power Machinery, Ministry of Education, Xihua University, Chengdu, ChinaState Key Laboratory of Power Transmission Equipment & System Security and New Technology, Chongqing University, Chongqing, ChinaThis paper takes a 50 kW interior permanent magnet brushless DC motor as an example, and explores the influence of the degree of stator slot skew on the overall motor magnetic density and air gap magnetic density; then reveals the influences of stator slot skewed structure on a series of key electromagnetic properties like no-load back electromotive force (B-EMF), cogging torque, electromagnetic torque, torque fluctuation, electromagnetic loss, input power, output power and operating efficiency. On this basis, a relatively best range of the skew degrees is obtained. The research work in this paper has direct reference value for the further improvement of design and manufacture, operation and maintenance, control and protection of such motors.https://journals.pan.pl/Content/122622/PDF/art10_corr.pdfinterior permanent magnet brushless dc motorquasi-three-dimensional electromagnetic-field circuit coupling analysisstator slot skew
spellingShingle Xue-gui Gan
Zhen-nan Fan
Jing-can Li
Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation
Archives of Electrical Engineering
interior permanent magnet brushless dc motor
quasi-three-dimensional electromagnetic-field circuit coupling analysis
stator slot skew
title Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation
title_full Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation
title_fullStr Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation
title_full_unstemmed Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation
title_short Analysis of electromagnetic performance of the interior permanent magnet brushless DC motor with stator slot skewed structure based on quasi-3D moving electromagnetic-field circuit coupling calculation
title_sort analysis of electromagnetic performance of the interior permanent magnet brushless dc motor with stator slot skewed structure based on quasi 3d moving electromagnetic field circuit coupling calculation
topic interior permanent magnet brushless dc motor
quasi-three-dimensional electromagnetic-field circuit coupling analysis
stator slot skew
url https://journals.pan.pl/Content/122622/PDF/art10_corr.pdf
work_keys_str_mv AT xueguigan analysisofelectromagneticperformanceoftheinteriorpermanentmagnetbrushlessdcmotorwithstatorslotskewedstructurebasedonquasi3dmovingelectromagneticfieldcircuitcouplingcalculation
AT zhennanfan analysisofelectromagneticperformanceoftheinteriorpermanentmagnetbrushlessdcmotorwithstatorslotskewedstructurebasedonquasi3dmovingelectromagneticfieldcircuitcouplingcalculation
AT jingcanli analysisofelectromagneticperformanceoftheinteriorpermanentmagnetbrushlessdcmotorwithstatorslotskewedstructurebasedonquasi3dmovingelectromagneticfieldcircuitcouplingcalculation