Radial force control of multi-sector permanent magnet machines for vibration suppression

Radial force control in electrical machines has been widely investigated for a variety of bearingless machines, as well as for the conventional structures featuring mechanical bearings. This paper takes advantage of the spatial distribution of the winding sets within the stator structure in a multis...

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Main Authors: Valente, G., Papini, Luca, Formentini, Andrea, Gerada, C., Zanchetta, Pericle
Format: Article
Published: Institute of Electrical and Electronics Engineers 2018
Subjects:
Online Access:https://eprints.nottingham.ac.uk/50342/
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author Valente, G.
Papini, Luca
Formentini, Andrea
Gerada, C.
Zanchetta, Pericle
author_facet Valente, G.
Papini, Luca
Formentini, Andrea
Gerada, C.
Zanchetta, Pericle
author_sort Valente, G.
building Nottingham Research Data Repository
collection Online Access
description Radial force control in electrical machines has been widely investigated for a variety of bearingless machines, as well as for the conventional structures featuring mechanical bearings. This paper takes advantage of the spatial distribution of the winding sets within the stator structure in a multisector permanent-magnet (MSPM) machine toward achieving a controllable radial force. An alternative force control technique for MSPM machines is presented. The mathematical model of the machine and the theoretical investigation of the force production principle are provided. A novel force control methodology based on the minimization of the copper losses is described and adopted to calculate the d–q axis current references. The predicted performances of the considered machine are benchmarked against finite-element analysis. The experimental validation of the proposed control strategy is presented, focusing on the suppression of selected vibration frequencies for different rotational speeds.
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spelling nottingham-503422020-05-04T19:50:44Z https://eprints.nottingham.ac.uk/50342/ Radial force control of multi-sector permanent magnet machines for vibration suppression Valente, G. Papini, Luca Formentini, Andrea Gerada, C. Zanchetta, Pericle Radial force control in electrical machines has been widely investigated for a variety of bearingless machines, as well as for the conventional structures featuring mechanical bearings. This paper takes advantage of the spatial distribution of the winding sets within the stator structure in a multisector permanent-magnet (MSPM) machine toward achieving a controllable radial force. An alternative force control technique for MSPM machines is presented. The mathematical model of the machine and the theoretical investigation of the force production principle are provided. A novel force control methodology based on the minimization of the copper losses is described and adopted to calculate the d–q axis current references. The predicted performances of the considered machine are benchmarked against finite-element analysis. The experimental validation of the proposed control strategy is presented, focusing on the suppression of selected vibration frequencies for different rotational speeds. Institute of Electrical and Electronics Engineers 2018-07 Article PeerReviewed Valente, G., Papini, Luca, Formentini, Andrea, Gerada, C. and Zanchetta, Pericle (2018) Radial force control of multi-sector permanent magnet machines for vibration suppression. IEEE Transactions on Industrial Electronics, 65 (7). pp. 5395-5405. ISSN 1557-9948 Force Control Electromagnetic forces Permanent magnet machines Brushless motors Multiphase motors Optimization methods Vibration control Vibration measurement. http://ieeexplore.ieee.org/document/8141935/ doi:10.1109/TIE.2017.2780039 doi:10.1109/TIE.2017.2780039
spellingShingle Force Control
Electromagnetic forces
Permanent magnet machines
Brushless motors
Multiphase motors
Optimization methods
Vibration control
Vibration measurement.
Valente, G.
Papini, Luca
Formentini, Andrea
Gerada, C.
Zanchetta, Pericle
Radial force control of multi-sector permanent magnet machines for vibration suppression
title Radial force control of multi-sector permanent magnet machines for vibration suppression
title_full Radial force control of multi-sector permanent magnet machines for vibration suppression
title_fullStr Radial force control of multi-sector permanent magnet machines for vibration suppression
title_full_unstemmed Radial force control of multi-sector permanent magnet machines for vibration suppression
title_short Radial force control of multi-sector permanent magnet machines for vibration suppression
title_sort radial force control of multi-sector permanent magnet machines for vibration suppression
topic Force Control
Electromagnetic forces
Permanent magnet machines
Brushless motors
Multiphase motors
Optimization methods
Vibration control
Vibration measurement.
url https://eprints.nottingham.ac.uk/50342/
https://eprints.nottingham.ac.uk/50342/
https://eprints.nottingham.ac.uk/50342/