Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique

This paper proposes a two-phase dual-stator axial-flux permanent magnet brushless dc motor with an ironless rotor for higher torque per magnet volume using the only-pull drive technique. The advantage of the ironless rotor is that it reduces magnet volume by providing an effective flux linkage, whil...

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Main Authors: Tanveer Yazdan, Shahid Atiq, Byung-Il Kwon, Noman Baloch, Jung-Woo Kwon
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8740933/
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author Tanveer Yazdan
Shahid Atiq
Byung-Il Kwon
Noman Baloch
Jung-Woo Kwon
author_facet Tanveer Yazdan
Shahid Atiq
Byung-Il Kwon
Noman Baloch
Jung-Woo Kwon
author_sort Tanveer Yazdan
collection DOAJ
description This paper proposes a two-phase dual-stator axial-flux permanent magnet brushless dc motor with an ironless rotor for higher torque per magnet volume using the only-pull drive technique. The advantage of the ironless rotor is that it reduces magnet volume by providing an effective flux linkage, while the only-pull drive technique, which involves only the pull process, benefits from the use of thin magnets that do not experience the irreversible demagnetization. The axial-flux configuration of the proposed dual-stator motor was adopted because of its capability of achieving the desired trapezoidal back electromotive force that maximizes the advantages of the only-pull drive technique. The thin magnets were fixed on the ironless rotor using a non-magnetic structure, and the stator was particularly designed to implement the only-pull drive technique. The performance of the motor was analyzed in terms of torque per magnet volume using the finite element analysis and validated by the experimental results.
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spelling doaj.art-a835259a78884c73b68b7fcd7656d11e2022-12-21T19:51:50ZengIEEEIEEE Access2169-35362019-01-017821448215310.1109/ACCESS.2019.29237118740933Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive TechniqueTanveer Yazdan0Shahid Atiq1Byung-Il Kwon2https://orcid.org/0000-0003-3523-3106Noman Baloch3https://orcid.org/0000-0002-2995-9819Jung-Woo Kwon4https://orcid.org/0000-0002-1727-4863Electrical Engineering Department, The University of Lahore, Lahore, PakistanElectrical Engineering Department, Khwaja Fareed University of Engineering & Information Technology, Rahim Yar Khan, PakistanElectronic Systems Engineering Department, Hanyang University, Ansan, South KoreaElectronic Systems Engineering Department, Hanyang University, Ansan, South KoreaElectronic Systems Engineering Department, Hanyang University, Ansan, South KoreaThis paper proposes a two-phase dual-stator axial-flux permanent magnet brushless dc motor with an ironless rotor for higher torque per magnet volume using the only-pull drive technique. The advantage of the ironless rotor is that it reduces magnet volume by providing an effective flux linkage, while the only-pull drive technique, which involves only the pull process, benefits from the use of thin magnets that do not experience the irreversible demagnetization. The axial-flux configuration of the proposed dual-stator motor was adopted because of its capability of achieving the desired trapezoidal back electromotive force that maximizes the advantages of the only-pull drive technique. The thin magnets were fixed on the ironless rotor using a non-magnetic structure, and the stator was particularly designed to implement the only-pull drive technique. The performance of the motor was analyzed in terms of torque per magnet volume using the finite element analysis and validated by the experimental results.https://ieeexplore.ieee.org/document/8740933/Dual-stator motorfinite element analysisironless rotoronly-pull drive techniquepermanent magnet motortorque per magnet volume
spellingShingle Tanveer Yazdan
Shahid Atiq
Byung-Il Kwon
Noman Baloch
Jung-Woo Kwon
Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique
IEEE Access
Dual-stator motor
finite element analysis
ironless rotor
only-pull drive technique
permanent magnet motor
torque per magnet volume
title Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique
title_full Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique
title_fullStr Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique
title_full_unstemmed Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique
title_short Two Phase Dual-Stator Axial-Flux PM BLDC Motor With Ironless Rotor Using Only-Pull Drive Technique
title_sort two phase dual stator axial flux pm bldc motor with ironless rotor using only pull drive technique
topic Dual-stator motor
finite element analysis
ironless rotor
only-pull drive technique
permanent magnet motor
torque per magnet volume
url https://ieeexplore.ieee.org/document/8740933/
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AT byungilkwon twophasedualstatoraxialfluxpmbldcmotorwithironlessrotorusingonlypulldrivetechnique
AT nomanbaloch twophasedualstatoraxialfluxpmbldcmotorwithironlessrotorusingonlypulldrivetechnique
AT jungwookwon twophasedualstatoraxialfluxpmbldcmotorwithironlessrotorusingonlypulldrivetechnique