Results 31 to 40 of about 1,686,677 (196)

Electromagnetic analysis of a wind turbine magnetic gearbox

open access: yesThe Journal of Engineering, 2019
The design of the second stage of a 59:1 multi-stage magnetic gearbox for a wind turbine demonstrator is presented. The multi-stage series-connected magnetic gearbox is composed of a 6.45 first stage and 9.14 second stage.
Kang Li   +3 more
doaj   +1 more source

Investigation of Magnetic Gear System Based on the Use of Superconductor and Permanent Magnet

open access: yesIEEE Access
Magnetic gears claim to represent the latest technology in power transmission, offering many advantages over mechanical gear systems. Combined with superconductivity, these innovative structures have the potential to provide efficiency, low energy loss ...
Emre Akyerden, Ahmet Cansiz
doaj   +1 more source

A 2-D Hybrid FE Model With Double Air Gap Elements for Eccentric Magnetic Harmonic Gears

open access: yesIEEE Access, 2021
Eccentric magnetic harmonic gears with high gear ratios exhibit high torque densities. However, the revolution and rotation of the eccentric rotor increase the magnetic field analysis complexity.
Junda Zhang, Yuejin Zhang
doaj   +1 more source

Condition Monitoring of Helical Gears Using Acoustic Emission (AE) Technology [PDF]

open access: yes, 2013
Techniques such as vibration monitoring, thermal analysis and oil analysis are well established as means to have been used to improve reliability of gearboxes and extend time-to-failure.
Hamel, Mhmod A. A.
core   +3 more sources

Numerical and Experimental Analysis of Magnetic Gears [PDF]

open access: yes, 2023
Like mechanical gears, magnetic gears convert power between low-speed, hightorque rotation and high-speed, low-torque rotation. This work compares various magnetic gear designs and topologies, introduces an approach for evaluating their dynamic behavior,
Gardner, Matthew Carl
core  

Magnetic Gears and Magnetically Geared Machines with Reduced Rare-Earth Elements for Vehicle Applications

open access: yesWorld Electric Vehicle Journal, 2021
This paper covers a new emerging class of electrical machines, namely, Magnetic Gears (MGs) and Magnetically Geared Machines (MGMs). This particular kind of gears/machines is capable of either scaling up or down the revolutions-per-minute to meet various
Ali Al-Qarni, Ayman EL-Refaie
doaj   +1 more source

Design and performance of magnetic gears using rare-earth permanent magnets

open access: yes, 2012
Magnetic gears can offer many advantages such as improved reliability, overload protection and physical isolation and non-contact transmission. Rare-Earth permanent magnets have been employed in the design of magnetic gears. This paper deals with the use
Hellany, Ali (R8993)   +2 more
core   +1 more source

Torque Calculation and Dynamical Response in Halbach Array Coaxial Magnetic Gears through a Novel Analytical 2D Model

open access: yesComputation
Coaxial magnetic gears have piqued the interest of researchers due to their numerous benefits over mechanical gears. These include reduced noise and vibration, enhanced efficiency, lower maintenance costs, and improved backdrivability.
Panteleimon Tzouganakis   +5 more
doaj   +1 more source

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

Analysis of high-performance magnetic gears for electric vehicle

open access: yes, 2014
Coaxial magnetic gears with permanent magnets have a very simple structure with performance comparable with that of mechanical gears. Several solutions with different gear ratios are proposed and the electromagnetic characteristics are analyzed by finite
A. Rotondale   +5 more
core   +1 more source

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