Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles

In this paper, a six-phase fault-tolerant modular permanent magnet synchronous machine (PMSM) with a novel 24-slot/14-pole combination is proposed as a high-performance actuator for wheel-driving electric vehicle (EV) applications. Feasible slot/pole combinations of the fractional-slot concentrated...

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Main Authors: Bin Yu, Yi Sui, Fan Wu, Yu Lei, Ping Zheng
Format: Article
Language:English
Published: MDPI AG 2013-09-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/6/10/4980
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author Bin Yu
Yi Sui
Fan Wu
Yu Lei
Ping Zheng
author_facet Bin Yu
Yi Sui
Fan Wu
Yu Lei
Ping Zheng
author_sort Bin Yu
collection DOAJ
description In this paper, a six-phase fault-tolerant modular permanent magnet synchronous machine (PMSM) with a novel 24-slot/14-pole combination is proposed as a high-performance actuator for wheel-driving electric vehicle (EV) applications. Feasible slot/pole combinations of the fractional-slot concentrated winding six-phase PMSM are elicited and analyzed for scheme selection. The novel 24-slot/14-pole combination is derived from the analysis and suppression of the magnetomotive force (MMF) harmonics. By making use of alternate-teeth-wound concentrated winding configuration, two adjacent coils per phase and unequal teeth widths, the phase windings of the proposed machine is magnetically, thermally isolated, which offers potentials of modular design and fault tolerant capability. Taking advantage of the leakage component of winding inductance, 1.0 per unit short-circuit current is achieved endowing the machine with short-circuit proof capability. Optimal design of essential parameters aiming at low eddy current losses, high winding factor and short-circuit-proof ability are presented to pave the way for a high-quality system implementation.
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spelling doaj.art-754c3ed472ac44679a1a2ef7eba467ee2022-12-22T04:23:37ZengMDPI AGEnergies1996-10732013-09-016104980500210.3390/en6104980Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric VehiclesBin YuYi SuiFan WuYu LeiPing ZhengIn this paper, a six-phase fault-tolerant modular permanent magnet synchronous machine (PMSM) with a novel 24-slot/14-pole combination is proposed as a high-performance actuator for wheel-driving electric vehicle (EV) applications. Feasible slot/pole combinations of the fractional-slot concentrated winding six-phase PMSM are elicited and analyzed for scheme selection. The novel 24-slot/14-pole combination is derived from the analysis and suppression of the magnetomotive force (MMF) harmonics. By making use of alternate-teeth-wound concentrated winding configuration, two adjacent coils per phase and unequal teeth widths, the phase windings of the proposed machine is magnetically, thermally isolated, which offers potentials of modular design and fault tolerant capability. Taking advantage of the leakage component of winding inductance, 1.0 per unit short-circuit current is achieved endowing the machine with short-circuit proof capability. Optimal design of essential parameters aiming at low eddy current losses, high winding factor and short-circuit-proof ability are presented to pave the way for a high-quality system implementation.http://www.mdpi.com/1996-1073/6/10/4980fractional-slot concentrated windingharmonic analysismultiphase PMSMmodular machinein-wheel motor
spellingShingle Bin Yu
Yi Sui
Fan Wu
Yu Lei
Ping Zheng
Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles
Energies
fractional-slot concentrated winding
harmonic analysis
multiphase PMSM
modular machine
in-wheel motor
title Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles
title_full Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles
title_fullStr Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles
title_full_unstemmed Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles
title_short Investigation of a Novel 24-Slot/14-Pole Six-Phase Fault-Tolerant Modular Permanent-Magnet In-Wheel Motor for Electric Vehicles
title_sort investigation of a novel 24 slot 14 pole six phase fault tolerant modular permanent magnet in wheel motor for electric vehicles
topic fractional-slot concentrated winding
harmonic analysis
multiphase PMSM
modular machine
in-wheel motor
url http://www.mdpi.com/1996-1073/6/10/4980
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