Results 1 to 10 of about 1,109 (210)

Research on the orientation structure of permanent ferrite multi-polar magnet ring

open access: yes上海师范大学学报. 自然科学版, 2019
The Halbach array structure was innovatively applied to the orientation structure of the injection mold of the anisotropic ferrite multi-polar magnet ring for the contrastive study of the ordinary radial oriented structure and Halbach array oriented ...
CHEN Wei, WANG Yunxiang, LI Gang
doaj   +1 more source

MAGNETIC FIELD OF TUBULAR LINEAR MACHINES WITH DUAL HALBACH ARRAY [PDF]

open access: yesProgress In Electromagnetics Research, 2013
Permanent magnet (PM) array afiects ∞ux fleld distribu- tion of electromagnetic linear machines signiflcantly. A novel dual Halbach array is proposed in this paper to enhance ∞ux density in air gap, and thus to improve output performance of linear machines.
Yan, Liang   +5 more
openaire   +2 more sources

BACH ARRAY LINEAR GENERATOR FOR WAVE ENERGY CONVERTERS [PDF]

open access: yesJournal of Engineering Research - Egypt, 2015
linear generators have been proposed as a proper power takeoff system for direct-drive wave energy conversion. Coupled directly to a reciprocating wave energy device, it was declared that linear generators could be a valuable replacement for hydraulic ...
Ahmed ElGebaly, Mohamed El-Nemr
doaj   +1 more source

Three-Dimensional Magnetic Field Modeling of a Cylindrical Halbach Array [PDF]

open access: yesIEEE Transactions on Magnetics, 2010
A semi-analytical description of the 3-D magnetic field distribution of a cylindrical quasi-Halbach permanent magnet array is derived. This model avoids the necessity of time-consuming finite element analyses and allows for fast parameterization to investigate the influence of the number of segments on the magnetic flux density distribution.
Meessen, K.J.   +3 more
openaire   +2 more sources

The development of the magnetic system of sensor for PMR-analyser

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2020
The enhancement of the measuring instruments accuracy has always been the most crucial task for engineers and scientists. In particular, in the field of nuclear magnetic resonance, the creation of uniform magnetic field often defines the results of ...
A. Y. Svinin   +2 more
doaj   +1 more source

The permanent magnet hypothesis: an intuitive approach to designing non-circular magnet arrays with high field homogeneity

open access: yesScientific Reports, 2023
Does the Halbach magnetization rotation rule that is used for designing circular magnet arrays for achieving the best homogeneity hold also for an elliptical or other non-circular cross-section?
Sumit Tewari, Andrew Webb
doaj   +1 more source

Experimental Validation of a Modified Halbach Array for Improved Electrodynamic Suspension Efficiency

open access: yesEnergies
In this work, we present an experimental validation of a modified Halbach array magnet configuration for passive electrodynamic suspension (EDS) systems. The study builds upon previous research that indicated improved lift-to-drag performance and reduced
Tomasz Kublin   +2 more
doaj   +1 more source

Optimum Design for Slot-type of Stator Based on PM Motor with Halbach Structure

open access: yesMATEC Web of Conferences, 2015
The performance of permanent magnet motor is directly influenced by the PM structure of rotor and the slot type of stator. An emerging rotor magnetization type of PM motor is Halbach structure, which has obvious advantages in comparison to ordinary ...
Zhu Yongxin, Qiao Mingzhong
doaj   +1 more source

Application of Convex Halbach Array in EDS System

open access: yes机车电传动, 2020
For the insufficient levitation-drag ratio problem of EDS system with traditional rectangular permanent magnet Halbach array, the convex Halbach array with more reasonable magnetic field distribution was adopted for improvement.
Xiulu ZHANG, Min ZHANG, Weihua MA
doaj  

Halbach permanent magnet array characterization [PDF]

open access: yesAIP Advances
The Halbach permanent magnet array (HPMA) is a convenient and cost-effective way to generate strong magnetic fields in low-field magnetic resonance imaging (MRI).
Jiaxin Du   +7 more
doaj   +1 more source

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