A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method

This paper presents a novel hybrid-flux magnetic gear, which integrates a transverse-flux magnetic gear and an axial-flux magnetic gear into a single unit. Compared to its conventional counterparts, the proposed magnetic gear transmits a relatively high torque density. When compared to the transvers...

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Main Authors: Yiduan Chen, Weinong Fu
Format: Article
Language:English
Published: MDPI AG 2015-04-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/8/5/3313
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author Yiduan Chen
Weinong Fu
author_facet Yiduan Chen
Weinong Fu
author_sort Yiduan Chen
collection DOAJ
description This paper presents a novel hybrid-flux magnetic gear, which integrates a transverse-flux magnetic gear and an axial-flux magnetic gear into a single unit. Compared to its conventional counterparts, the proposed magnetic gear transmits a relatively high torque density. When compared to the transverse-flux magnetic gear, this new structure employs an extra iron segment between the low-speed rotor and high-speed rotor to modulate the magnetic field and contribute to the transmission of additional torque. A three-dimensional (3-D) finite element method (FEM) is used for the analysis of the magnetic field. In the paper a variables-decoupling method based on the sensitivity analysis of the design parameters is also presented to accelerate the optimization process of the proposed machine.
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spelling doaj.art-b7c82a1f007647b9a8834fb98fdc69232022-12-22T04:01:35ZengMDPI AGEnergies1996-10732015-04-01853313332710.3390/en8053313en8053313A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element MethodYiduan Chen0Weinong Fu1Department of Electrical Engineering, the Hong Kong Polytechnic University, Kowloon 999077, Hong Kong, ChinaDepartment of Electrical Engineering, the Hong Kong Polytechnic University, Kowloon 999077, Hong Kong, ChinaThis paper presents a novel hybrid-flux magnetic gear, which integrates a transverse-flux magnetic gear and an axial-flux magnetic gear into a single unit. Compared to its conventional counterparts, the proposed magnetic gear transmits a relatively high torque density. When compared to the transverse-flux magnetic gear, this new structure employs an extra iron segment between the low-speed rotor and high-speed rotor to modulate the magnetic field and contribute to the transmission of additional torque. A three-dimensional (3-D) finite element method (FEM) is used for the analysis of the magnetic field. In the paper a variables-decoupling method based on the sensitivity analysis of the design parameters is also presented to accelerate the optimization process of the proposed machine.http://www.mdpi.com/1996-1073/8/5/3313design methodfinite element methodhybrid-fluxmagnetic fieldmagnetic gearoptimizationtorque transmission
spellingShingle Yiduan Chen
Weinong Fu
A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method
Energies
design method
finite element method
hybrid-flux
magnetic field
magnetic gear
optimization
torque transmission
title A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method
title_full A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method
title_fullStr A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method
title_full_unstemmed A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method
title_short A Novel Hybrid-Flux Magnetic Gear and Its Performance Analysis Using the 3-D Finite Element Method
title_sort novel hybrid flux magnetic gear and its performance analysis using the 3 d finite element method
topic design method
finite element method
hybrid-flux
magnetic field
magnetic gear
optimization
torque transmission
url http://www.mdpi.com/1996-1073/8/5/3313
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