Results 11 to 20 of about 4,766,046 (338)

Optimal design of an axial magnetic gear by using particle swarm optimisation method

open access: yesIET Electric Power Applications, 2022
This paper introduces a multi‐objective optimal design for an axial magnetic gear (AMG). In this study, the condition for high torque density and low cogging torque was deduced while the cost of the active materials was also reduced.
Jalal Sepaseh   +3 more
doaj   +1 more source

A Powered Hip Exoskeleton With High Torque Density for Walking, Running, and Stair Ascent

open access: yesIEEE/ASME transactions on mechatronics, 2022
Powered exoskeletons need actuators that can generate substantial assistive torque and orthoses that can efficiently transfer the assistive torque to the user.
M. Ishmael, Dante Archangeli, T. Lenzi
semanticscholar   +1 more source

Spin-transfer torque in helical spin-density waves [PDF]

open access: yesPhysical Review B, 2009
6 pages 2 ...
Wessely, O., Skubic, B., Nordstrom, L.
openaire   +2 more sources

Torque Improvement of Spoke-type Permanent Magnet Motor with Auxiliary Stator Using Harmonic Current Control Strategy

open access: yesCES Transactions on Electrical Machines and Systems, 2023
The spoke-type permanent magnet motor with auxiliary stator exhibits high torque performance owing to the flux focus effects. To further improve its torque density, this paper proposes a control method by using harmonic current strategy.
Hao Wu   +3 more
doaj   +1 more source

High torque density magnetorheological brake with multipole dual disc construction

open access: yesSmart materials and structures (Print), 2022
This paper presents a magnetorheological (MR) brake with the intent of overcoming the problems of limited torque density and low manufacturability that conventional MR brakes come across.
Y. Shiao, Mahendra Babu Kantipudi
semanticscholar   +1 more source

Spin Transfer Torques in MnSi at Ultralow Current Densities [PDF]

open access: yesScience, 2010
Spin Control Controlling and manipulating the spin of an electron is a central requirement for applications in spintronics. Some of the challenges researchers are facing include efficient creation of spin currents, minimization of Joule heating, and extending the lifetime of electronic spins, which is especially important for ...
Jonietz, F.   +12 more
openaire   +7 more sources

High-Torque Electric Machines: State of the Art and Comparison

open access: yesMachines, 2022
The state of the art of high-torque electric motors has been reviewed in this paper. This paper presents a literature review of high-torque density electric machines based on their airgap classifications, which brings a unique consideration to new design
Maryam Alibeik, Euzeli C. dos Santos
doaj   +1 more source

A Study on MG-PMSM for High Torque Density of 45 kW–Class Tram Driving System

open access: yesEnergies, 2022
This paper reports the design of a magnetic-geared permanent magnet synchronous motor (MG-PMSM) for a 45 kW tram traction system based on high torque density. In the case of the existing tram driving system, due to mechanical reduction gear and induction
Ik-Hyun Jo   +6 more
semanticscholar   +1 more source

Design and Analysis of a High Torque Density Hybrid Permanent Magnet Excited Vernier Machine

open access: yesEnergies, 2022
Permanent magnet (PM) excited vernier machines capable of high torque density have good potential for electric vehicles while requiring high rare earth PM consumption.
Mei Kang   +3 more
doaj   +1 more source

Investigation of a Transverse-Flux Flux-Reversal Motor with Consequent-Pole Configuration

open access: yesEnergies, 2022
The transverse-flux motor, which has the advantage of high torque density, has become one of the research focuses of direct-drive motors for low speed and high-torque industrial applications.
Ke Liu, Xiaobao Yang, Yu Zhou, Bo Luo
doaj   +1 more source

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