A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect

The virtual equivalent line method for the axial-flux permanent magnet eddy current coupler is proposed in this paper to solve the problem of the difference in the length of the magnetic flux path between the inner radius and outer radius of the axial section of the radial centerline of the magnetic...

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Autores principales:	Wenhui Li, Dazhi Wang, Deshan Kong, Sihan Wang, Zhong Hua
Formato:	article
Lenguaje:	EN
Publicado:	Elsevier 2021
Materias:	Axial-flux permanent magnet eddy current coupler Air gap flux density Virtual equivalent line method End-effect Electrical engineering. Electronics. Nuclear engineering TK1-9971
Acceso en línea:	https://doaj.org/article/9393d734535a408781c1fe9695376902
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id	oai:doaj.org-article:9393d734535a408781c1fe9695376902
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spelling	oai:doaj.org-article:9393d734535a408781c1fe96953769022021-11-26T04:32:23ZA novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect2352-484710.1016/j.egyr.2021.08.012https://doaj.org/article/9393d734535a408781c1fe96953769022021-11-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S2352484721006144https://doaj.org/toc/2352-4847The virtual equivalent line method for the axial-flux permanent magnet eddy current coupler is proposed in this paper to solve the problem of the difference in the length of the magnetic flux path between the inner radius and outer radius of the axial section of the radial centerline of the magnetic pole. Different from the average radius equivalent method, the virtual equivalent line method adopts the function of variable pole radius instead of the fixed average radius, which establishes a uniform analytical expression of the air gap flux density and can accurately calculate the magnetic flux density at any magnetic pole radius. Furthermore, the end-effect compensation function is obtained. In order to investigate the effectiveness of the proposed method, the results calculated by the analytical method are compared with the finite element method. It is shown that the novel method proposed in this paper is highly consistent with the air gap flux density calculated by the finite element method.Wenhui LiDazhi WangDeshan KongSihan WangZhong HuaElsevierarticleAxial-flux permanent magnet eddy current couplerAir gap flux densityVirtual equivalent line methodEnd-effectElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENEnergy Reports, Vol 7, Iss , Pp 508-514 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Axial-flux permanent magnet eddy current coupler Air gap flux density Virtual equivalent line method End-effect Electrical engineering. Electronics. Nuclear engineering TK1-9971
spellingShingle	Axial-flux permanent magnet eddy current coupler Air gap flux density Virtual equivalent line method End-effect Electrical engineering. Electronics. Nuclear engineering TK1-9971 Wenhui Li Dazhi Wang Deshan Kong Sihan Wang Zhong Hua A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
description	The virtual equivalent line method for the axial-flux permanent magnet eddy current coupler is proposed in this paper to solve the problem of the difference in the length of the magnetic flux path between the inner radius and outer radius of the axial section of the radial centerline of the magnetic pole. Different from the average radius equivalent method, the virtual equivalent line method adopts the function of variable pole radius instead of the fixed average radius, which establishes a uniform analytical expression of the air gap flux density and can accurately calculate the magnetic flux density at any magnetic pole radius. Furthermore, the end-effect compensation function is obtained. In order to investigate the effectiveness of the proposed method, the results calculated by the analytical method are compared with the finite element method. It is shown that the novel method proposed in this paper is highly consistent with the air gap flux density calculated by the finite element method.
format	article
author	Wenhui Li Dazhi Wang Deshan Kong Sihan Wang Zhong Hua
author_facet	Wenhui Li Dazhi Wang Deshan Kong Sihan Wang Zhong Hua
author_sort	Wenhui Li
title	A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
title_short	A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
title_full	A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
title_fullStr	A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
title_full_unstemmed	A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
title_sort	novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect
publisher	Elsevier
publishDate	2021
url	https://doaj.org/article/9393d734535a408781c1fe9695376902
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A novel method for modeling the air gap flux density of the axial-flux permanent magnet eddy current coupler considering the end-effect

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