Results 161 to 170 of about 359,726 (212)

Ferrite-based material as a permanent magnet for components of electrical generators

open access: hybrid, 2011
Perdamean Sebayang   +3 more
openalex   +1 more source

Characteristics Analysis of Consequent-Pole Ferrite Magnet Vernier Machine Using Novel Equivalent Magnetic Circuit

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2022
This study deals with a consequent-pole (CP) vernier motor with low-cost ferrite magnets. To investigate the magnetic behavior of the CP permanent magnet vernier machine (CP-PMVM) quantitatively, two magnetic equivalent models are newly proposed which ...
Abdur Rehman, Byungtaek Kim
semanticscholar   +1 more source

Development of Optimum Preparation Conditions of Fe-Deficient M-Type Ca–Sr–La System Hexagonal Ferrite Magnet

IEEE transactions on magnetics, 2021
In this work, an experiment was carried out to investigate the preparation condition of anisotropic Fe-deficient M-type Ca–Sr–La system ferrite with optimum magnetic and physical properties using the raw material Fe2O3 from steel industrial iron oxide ...
Ching-Chien Huang   +8 more
semanticscholar   +1 more source

Analysis of Three-Phase Sudden Short-Circuits of Synchronous Reluctance Motors without and with Ferrite Magnet Assistance

International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 2020
The three-phase sudden short-circuits of synchronous reluctance motors without and with ferrite magnet assistance are analytically and numerically calculated at no-load and load operation conditions. These calculations are compared to measurement results
S. Neusues, A. Binder
semanticscholar   +1 more source

Design of an Improved Dual-Stator Ferrite Magnet Vernier Machine to Replace an Industrial Rare-Earth IPM Machine

IEEE transactions on energy conversion, 2019
This paper develops an improved dual-stator Vernier machine using ferrite magnet materials, aiming to replace an industrial interior permanent magnet machine with rare earth magnets in a low speed industrial application.
Zhentao S. Du, T. Lipo
semanticscholar   +1 more source

Design and Analysis of Ferrite Magnet Flux Concentrated PMSM With Cross-Laminated Rotor Core Using Equivalent 2-D FEA

IEEE transactions on energy conversion, 2019
In order to improve the torque density of the magnetic flux concentrated permanent magnet synchronous motor utilizing a ferrite permanent magnet, it is important to reduce the leakage magnetic flux flowing through the rotor core.
Jae-Woo Jung   +3 more
semanticscholar   +1 more source

Magnetic domain imaging of a very rough fractured surface of Sr ferrite magnet without topographic crosstalk by alternating magnetic force microscopy with a sensitive FeCo-GdOx superparamagnetic tip

Journal of Applied Physics, 2018
We imaged the magnetic domain of an extremely rough surface (with a roughness of ∼1 μm) of the anisotropic Sr ferrite sintered magnet without any topographic crosstalk by alternating magnetic force microscopy (A-MFM) using a sensitive FeCo-GdOx ...
Yongze Cao   +4 more
semanticscholar   +1 more source

Cost-Effective High Torque Density Bi-Magnet Machines Utilizing Rare Earth and Ferrite Permanent Magnets

IEEE transactions on energy conversion, 2020
This paper proposes a novel Bi-Magnet machine design concept in which ferrite and rare earth magnet materials are both utilized for torque production.
Zhentao S. Du, T. Lipo
semanticscholar   +1 more source

Comparison of power factor between permanent magnet assisted synchronous reluctance motor with neodymium-iron-boron and ferrite magnets

International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 2020
In this paper, the design of a permanent magnet assisted synchronous reluctance motor (PMASynRM or PMASRM) is presented as a replacement for a suitable permanent magnet in a simulated synchronous reluctance motor (synrm).
A. Siadatan, Jacob Goltieb, E. Afjei
semanticscholar   +1 more source

Bonded ferrite-based exchange-coupled nanocomposite magnet produced by Warm compaction

Journal of Physics D: Applied Physics, 2020
Many modern technologies require permanent magnets with combinations of properties that cannot be met by conventional metallic or ceramic magnets. Ferrite/polymer composite magnets are a type of rare-earth free magnet with a wide range of magnetic and ...
F. Mohseni   +3 more
semanticscholar   +1 more source

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