Results 21 to 30 of about 78,488 (248)

Trade-off analysis and design of a Hydraulic Energy Scavenger [PDF]

open access: yes, 2012
In the last years there has been a growing interest in intelligent, autonomous devices for household applications. In the near future this technology will be part of our society; sensing and actuating will be integrated in the environment of our houses ...
Boero, Diego   +4 more
core   +2 more sources

A Consequent-Pole Magnetic-Geared Machine With Axially Embedded Permanent Magnets for Hybrid Electric Vehicle [PDF]

open access: yesIEEE Access, 2021
This paper reveals the fundamental reason for the asymmetrical issue in magnetic-geared machines (MGMs) based on flux modulation theory. The analysis indicates that the magnetic circuits of three-phase windings in MGMs are inherently asymmetrical. This asymmetrical issue is even more severe in conventional consequent-pole MGMs (CP-MGMs) because of the ...
Shuangchun Xie   +6 more
openaire   +3 more sources

Fluid Field and Temperature Field Analysis of High Speed Magnetic Field Modulated Gears

open access: yesJixie chuandong, 2023
When a high speed magnetic field modulated gear is working, eddy current loss and wind friction loss will occur in permanent magnet and magnet block. In order to study the flow field and temperature field in small gaps of high speed magnetic gears, a ...
Cheng Wenjie   +3 more
doaj  

Proposal of an Axial Gap Magnetic Gear

open access: yesIEEJ Transactions on Industry Applications, 2010
Magnetic gears have some benefits such as low noise, low vibration, and they are maintenance free as opposed to mechanical gears. In the view of these advantages, some high-performance magnetic gears have been proposed; however, these gears have a complex structure because they require several magnets. In this paper, we propose a new magnetic gear with
Katsuhiro Hirata   +2 more
openaire   +2 more sources

Hydrodynamic analysis of the magnetic field dependent viscous fluid flow and thermosolutal convection between rotating channels

open access: yesScientific Reports, 2022
According to research, exposing a person to a magnetic field enhances blood flow and minimizes their risk of suffering a heart attack. Ferrohydrodynamics is the study of fluid motion mechanics that is affected by strong magnetic polarisation forces (FHD).
Aamir Khan   +7 more
doaj   +1 more source

Oblique Shocks As The Origin Of Radio To Gamma-ray Variability In AGN [PDF]

open access: yes, 2011
The `shock in jet' model for cm-waveband blazar variability is revisited, allowing for arbitrary shock orientation with respect to the jet flow direction, and both random and ordered magnetic field. It is shown that oblique shocks can explain events with
Abdo   +30 more
core   +1 more source

Catching the Radio Flare in CTA 102 III. Core-Shift and Spectral Analysis [PDF]

open access: yes, 2013
The temporal and spatial spectral evolution of the jets of AGN can be studied with multi-frequency, multi-epoch VLBI observations. The combination of both, morphological and spectral parameters can be used to derive source intrinsic physical properties ...
A. P. Lobanov   +9 more
core   +2 more sources

A statistical study of the global structure of the ring current [PDF]

open access: yes, 2004
[1] In this paper we derive the average configuration of the ring current as a function of the state of the magnetosphere as indicated by the Dst index.
Hughes, W. J.   +3 more
core   +3 more sources

Fluid dynamics of the magnetic field dependent thermosolutal convection and viscosity between coaxial contracting discs

open access: yesResults in Physics, 2018
The effects of magnetic field dependent (MFD) thermosolutal convection and MFD viscosity of the fluid dynamics are investigated between squeezing discs rotating with different velocities.
Aamir Khan   +3 more
doaj   +1 more source

High-Torque-Density Low-Cost Magnetic Gear Utilizing Hybrid Magnets and Advanced Materials [PDF]

open access: yes, 2019
Two major challenges of existing high-performance magnetic gears are: (i) High content of rare-earth permanent magnets which results in high cost as well as price fluctuation; (ii) Conflict between mechanical and electromagnetic performances, especially ...
Al-Qarni, Ali Hussain   +2 more
core   +2 more sources

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