Results 31 to 40 of about 62,524 (266)

A superconducting magnetic gear [PDF]

open access: yesSuperconductor Science and Technology, 2016
A comparison is made between a magnetic gear using permanent magnets and superconductors. The objective is to see if there are any fundamental reasons why superconducting magnets should not provide higher power densities than permanent magnets. The gear is based on the variable permeability design of Attilah and Howe (2001 IEEE Trans. Magn. 37 2844–46)
openaire   +1 more source

Magnetic gear backup [PDF]

open access: yes, 1970
Backup clutch for magnetic gear operates only in case of slippage. Contacting a pin arrangement in the driven gear, the clutch provides extra force for continuing output.
Shefke, R. A.
core   +1 more source

Sweep-synchronized positionable trigger and supplementary components [PDF]

open access: yes, 1964
This report describes the Sweep-Synchronized Positionable Trigger, together with its functions and supplementary components, as designed and built for use with the Precision Graphic Recorder (PGR) at the Woods Hole Oceanographic Institution.
Witzell, Warren E.
core   +1 more source

Exploiting Two‐Photon Lithography, Deposition, and Processing to Realize Complex 3D Magnetic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon lithography (TPL) enables 3D magnetic nanostructures with unmatched freedom in geometry and material choice. Advances in voxel control, deposition, and functionalization open pathways to artificial spin ices, racetracks, microrobots, and a number of additional technological applications.
Joseph Askey   +5 more
wiley   +1 more source

Natural Frequencies and Vibrating Modes for a Magnetic Planetary Gear Drive

open access: yesShock and Vibration, 2012
In this paper, a dynamic model for a magnetic planetary gear drive is proposed. Based on the model, the dynamic equations for the magnetic planetary gear drive are given.
Lizhong Xu, Xuejun Zhu
doaj   +1 more source

Identification of Q value and angular frequency of smart gear antenna using the resonant return loss of the receiving antenna

open access: yesSN Applied Sciences, 2022
A wireless smart gear system has been being developed as a gear health monitoring system. This system works based on the magnetic coupling between its two major elements consisting of a monitoring antenna and a smart gear.
Thanh-Tung Mac   +6 more
doaj   +1 more source

Optimization of Magnetic Gear Patterns Based on Taguchi Method Combined with Genetic Algorithm

open access: yesEnergies, 2022
Magnetic gears (MGs) have gained increasing attention due to their sound performance in high torque density and low friction loss. Aiming to maximize the torque density, topology design has been a popular issue in recent years.
Yuan Mao, Yun Yang
doaj   +1 more source

Multistackable, Domino‐Overlapped CNT Scaffolds Homogeneously Hybridized with BTO‐P(VDF‐TrFE) for High‐Performance Piezoelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
A multilayer‐stackable carbon nanotuber (CNT) scaffold‐based piezoelectric nanogenerator (CPENG) with domino‐patterned CNT pillars presents high, stable output (12.3 V, size of 1 cm × 1 cm) over 2000 cycles, operates across a wide temperature range, and efficiently converts energy from real‐life stimuli through optimized CNT length, layer stacking, and
Kwangjun Kim   +3 more
wiley   +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 New Structure for the Magnetic Gear

open access: yesIEEE Access, 2019
In this paper, a new structure for increasing the magnetic gear torque is proposed, which has high torque density and high mechanical properties. The permanent magnets (PMs) of the outer rotor are spoked and magnetized along the tangential direction. The
Libing Jing   +4 more
doaj   +1 more source

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