Results 11 to 20 of about 29,205 (261)

High-Torque-Density IPMSM Rotor Pole Geometry Adjustment for Smooth Torque [PDF]

open access: yesIEEE Access, 2019
High-torque-density electrical machines applied to traction operate at a varying torque and speed, and therefore, when minimizing the torque ripple, a wide variety of possible loads must be considered.
Ilya Petrov   +4 more
doaj   +2 more sources

An Axial Magnetic Gear With Improved Torque Density and Reduced Cogging Torque

open access: yesIranian Journal of Electrical and Electronic Engineering, 2021
A new axial magnetic gear (AMG) with enhanced torque density and reduced cogging torque is proposed in this paper. In the new structure, the direction and width of permanent magnets in high-speed rotor are changed and permanent magnets are removed from ...
J. Sepaseh, N. Rostami, M. R. Feyzi
doaj   +2 more sources

Analysis and Design of Novel Structured High Torque Density Magnetic-Geared Permanent Magnet Machine

open access: yesIEEE Access, 2021
The main limitation of magnetic gears is their relatively low torque density. Therefore, a novel structured high torque density magnetic-geared permanent magnet (MGPM) machine, which combines the advantages of a conventional MGPM machine and magnetic ...
Soheil Yousefnejad   +3 more
doaj   +3 more sources

Correlation between Implant Geometry, Bone Density, and the Insertion Torque/Depth Integral: A Study on Bovine Ribs

open access: yesDentistry Journal, 2019
During insertion of dental implants, measurement of dynamic parameters such as the torque-depth curve integral or insertion energy might convey more information about primary stability than traditional static parameters such as the insertion or removal ...
Danilo Alessio Di Stefano   +5 more
doaj   +3 more sources

Analysis and Design Optimization of V-Shaped Permanent Magnet Vernier Motor for Torque Density Improvement

open access: yesIEEE Access, 2021
This paper presents an inner rotor vernier motor featuring the V-shaped permanent magnet (PM) rotor topology; the torque performance of the proposed motor is compared to that of a conventional V-Shaped interior PM motor.
Hamza Ahmad, Jongsuk Ro
doaj   +3 more sources

Simultaneous improvement of cogging torque and torque density in axial flux‐switching permanent magnet motor

open access: yesIET Electric Power Applications, 2023
Axial Flux‐Switching Permanent Magnet motors are broadly used in various industrial applications due to their high torque density and low rotor inertia.
Hamid Ebrahimi   +2 more
doaj   +2 more sources

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

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

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 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

Home - About - Disclaimer - Privacy