Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current

This paper focuses on realization of both the one-degree-of-freedom (one-DOF) active magnetic suspension and motor operation of a three-phase permanent magnet motor using only one three-phase voltage source inverter. The suspension winding of the electromagnet for the one-DOF magnetic suspension is...

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Main Authors: Junichi ASAMA, Yusuke FUJII, Takaaki OIWA, Akira CHIBA
Format: Article
Language:English
Published: The Japan Society of Mechanical Engineers 2015-07-01
Series:Mechanical Engineering Journal
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/mej/2/4/2_15-00116/_pdf/-char/en
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author Junichi ASAMA
Yusuke FUJII
Takaaki OIWA
Akira CHIBA
author_facet Junichi ASAMA
Yusuke FUJII
Takaaki OIWA
Akira CHIBA
author_sort Junichi ASAMA
collection DOAJ
description This paper focuses on realization of both the one-degree-of-freedom (one-DOF) active magnetic suspension and motor operation of a three-phase permanent magnet motor using only one three-phase voltage source inverter. The suspension winding of the electromagnet for the one-DOF magnetic suspension is connected between the neutral point of the Y-connected three-phase winding and the middle point of the dc voltage sources, and the resulting zero-phase current is utilized to control the suspension force. The control method of the zero-phase current is theoretically derived to avoid interference with the motor performance. Experimental apparatus was built and tested, which consists of an iron ball magnetic suspension system and a three-phase interior permanent magnet motor. The experimental results demonstrated stable magnetic suspension and motor rotation using only one three-phase inverter.
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spelling doaj.art-f440800caa194ddbb4a7c8d9723418c12022-12-21T21:20:19ZengThe Japan Society of Mechanical EngineersMechanical Engineering Journal2187-97452015-07-012415-0011615-0011610.1299/mej.15-00116mejNovel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase currentJunichi ASAMA0Yusuke FUJII1Takaaki OIWA2Akira CHIBA3Department of Mechanical Engineering, Shizuoka UniversityDepartment of Mechanical Engineering, Shizuoka UniversityDepartment of Mechanical Engineering, Shizuoka UniversityDepartment of Electrical & Electronic Engineering, Tokyo Institute of TechnologyThis paper focuses on realization of both the one-degree-of-freedom (one-DOF) active magnetic suspension and motor operation of a three-phase permanent magnet motor using only one three-phase voltage source inverter. The suspension winding of the electromagnet for the one-DOF magnetic suspension is connected between the neutral point of the Y-connected three-phase winding and the middle point of the dc voltage sources, and the resulting zero-phase current is utilized to control the suspension force. The control method of the zero-phase current is theoretically derived to avoid interference with the motor performance. Experimental apparatus was built and tested, which consists of an iron ball magnetic suspension system and a three-phase interior permanent magnet motor. The experimental results demonstrated stable magnetic suspension and motor rotation using only one three-phase inverter.https://www.jstage.jst.go.jp/article/mej/2/4/2_15-00116/_pdf/-char/enbearingless motormagnetic bearingmagnetic suspension1-degree-of-freedom (dof) active controlpermanent magnet motorzero-phase currentvoltage source inverter
spellingShingle Junichi ASAMA
Yusuke FUJII
Takaaki OIWA
Akira CHIBA
Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current
Mechanical Engineering Journal
bearingless motor
magnetic bearing
magnetic suspension
1-degree-of-freedom (dof) active control
permanent magnet motor
zero-phase current
voltage source inverter
title Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current
title_full Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current
title_fullStr Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current
title_full_unstemmed Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current
title_short Novel control method for magnetic suspension and motor drive with one three-phase voltage source inverter using zero-phase current
title_sort novel control method for magnetic suspension and motor drive with one three phase voltage source inverter using zero phase current
topic bearingless motor
magnetic bearing
magnetic suspension
1-degree-of-freedom (dof) active control
permanent magnet motor
zero-phase current
voltage source inverter
url https://www.jstage.jst.go.jp/article/mej/2/4/2_15-00116/_pdf/-char/en
work_keys_str_mv AT junichiasama novelcontrolmethodformagneticsuspensionandmotordrivewithonethreephasevoltagesourceinverterusingzerophasecurrent
AT yusukefujii novelcontrolmethodformagneticsuspensionandmotordrivewithonethreephasevoltagesourceinverterusingzerophasecurrent
AT takaakioiwa novelcontrolmethodformagneticsuspensionandmotordrivewithonethreephasevoltagesourceinverterusingzerophasecurrent
AT akirachiba novelcontrolmethodformagneticsuspensionandmotordrivewithonethreephasevoltagesourceinverterusingzerophasecurrent