Results 31 to 40 of about 2,643 (215)

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  

Design of coaxial magnetic gear utilising a novel permanent magnet Halbach array structure

open access: yesIET Electric Power Applications, 2021
Mechanical gears are constrained due to wear and tear and call for lubrication. A magnetic gear, utilising permanent magnet (PM) arrays, facilitates the mechanical gear roles. It can withstand high‐speeds and large loads with zero friction.
Hanieh Mafi   +2 more
doaj   +1 more source

Optimal Design of a New Rotating Magnetic Beacon Structure Based on Halbach Array

open access: yesApplied Sciences, 2022
At present, the magnetic signals generated by the common artificial magnetic beacons change periodically with sinusoidal law, and there is a multi-value problem in measuring the target orientation by using the phase information of the magnetic signals ...
Bo Li   +3 more
doaj   +1 more source

Comparison between Radial and Halbach Array PMLSM by Employing 2-D Electromagnetic Finite Element Analysis [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2016
The replacement of steam catapults with electromagnetic ones is becoming an overwhelming trend in aircraft launch systems. The Electromagnetic Aircraft Launch System (EMALS) offers significant benefits to the aircraft, ship, personnel, and operational ...
H. Moradi CheshmehBeig   +1 more
doaj   +1 more source

Vibration energy harvesting using the Halbach array

open access: yes, 2012
This paper studies the feasibility of vibration energy harvesting using a Halbach array. A Halbach array is a specific arrangement of permanent magnets that concentrates the magnetic field on one side of the array while cancelling the field to almost ...
Beeby, Steve   +3 more
core   +1 more source

Comprehensive Analysis of Dual-Rotor Yokeless Axial-Flux Motor with Surface-Mounted and Halbach Permanent Magnet Array for Urban Air Mobility

open access: yesEnergies, 2023
A dual-rotor yokeless and segmented armature (YASA)-type axial-flux permanent magnet (AFPM) motor with a surface-mounted permanent magnet (SPM) array type was developed for urban air mobility (UAM) aircraft in this work. The proposed AFPM motor had rated
Do-Kwan Hong   +2 more
doaj   +1 more source

Suspension Design, Modeling, and Testing of a Thermo-Acoustic-Driven Linear Alternator [PDF]

open access: yes, 2018
The Score-Stove™ generates electricity from a wood-burning cooking stove using a thermo-acoustic engine (TAE) that converts heat to sound through a linear alternator (LA).
Jinks, R.   +3 more
core   +1 more source

A Novel Analytical Formulation of the Magnetic Field Generated by Halbach Permanent Magnet Arrays

open access: yesMagnetism, 2023
This paper presents an analytical study of the air-gap magnetic field of a surface permanent magnet (SPM) linear, slot-less machine with a Halbach PM configuration, under the no-load condition. While other analytical formulations of the magnetic field generated by PMs are available, they exhibit some drawbacks, such as only providing a Fourier series ...
Antonino Di Gerlando   +2 more
openaire   +3 more sources

Analysis and Optimization of a Moving Magnet Permanent Magnet Synchronous Planar Motor with Split Halbach Arrays

open access: yesEnergies
This paper investigates an improved permanent magnet synchronous planar motor (PMSPM) featuring a moving magnet configuration to enhance thrust density and positioning accuracy.
Ronglu Wang   +4 more
doaj   +1 more source

Characteristics investigation of single-sided ironless pmlsm based on halbach array for medium-speed Maglev train

open access: yesCES Transactions on Electrical Machines and Systems, 2017
This paper investigates characteristics of ironless permanent magnet linear synchronous motor (PMLSM) based on Halbach array used for medium-speed (200km/h) maglev train. Long primary ironless coil is laid in the middle of track and the Halbach permanent
Zhihua Zhang   +3 more
doaj   +1 more source

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