Results 81 to 90 of about 3,474,052 (202)

Magnetic topology with axial flux concentration: a technique to improve permanent-magnet motor performance

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications
This article presents a different topology for the magnetic circuit of permanent-magnet motors, using the concept of Axial Flux Concentration. By means of longitudinal extension of the rotor length beyond the stator core, a substantial increase in the ...
Raul D. Paiva Jr   +3 more
doaj   +1 more source

Design and Manufacturing of Axial Flux Permanent Magnet Machines for Electric Vehicle Applications [PDF]

open access: yesEPJ Web of Conferences
This paper deals with the design and prototype of an open slot 18-slot/12-pole axial flux permanent magnet (AFPM) machine that meet typical electric vehicle requirements.
Abdelli Abdenour   +3 more
doaj   +1 more source

Multi-criteria based design approach of multiphase permanent magnet low speed synchronous machines [PDF]

open access: yes, 2009
Version éditeur disponible à cette adresse : http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=4797497&isnumber=4797494A design methodology dedicated to multi-phase permanent magnet synchronous machines (PMSMs) supplied by pulse width modulation ...
CHARPENTIER, Jean-Frederic   +3 more
core   +1 more source

General Analytical Model of Magnet Average Eddy-Current Volume Losses for Comparison of Multi-phase PM Machines with Concentrated Winding [PDF]

open access: yes, 2014
this paper studies magnet eddy-current losses in permanent magnet (PM) machines with concentrated winding. First of all, space harmonics of magnetomotive force (MMF) and their influence on magnet losses in electrical machines are investigated.
LEGRANGER, Jerome   +2 more
core   +1 more source

Design and Analysis of Outer Rotor Permanent-Magnet Vernier Machines with Overhang Structure for In-Wheel Direct-Drive Application

open access: yesEnergies, 2019
This paper presents a novel outer rotor permanent-magnet vernier machine (PMVM) for in-wheel direct-drive application. The overhang structures of the rotor and flux modulation pole (FMP) are introduced.
Dong Yu   +3 more
doaj   +1 more source

Modeling and position-sensorless control of a dual-airgap axial flux permanent magnet machine for flywheel energy storage systems [PDF]

open access: yes, 2012
This paper presents the modeling and position-sensorless vector control of a dual-airgap axial flux permanent magnet (AFPM) machine optimized for use in flywheel energy storage system (FESS) applications.
Vilathgamuwa, D. Mahinda   +4 more
core   +1 more source

Magnetic Equivalent Circuit for Multistage Axial Flux Surface Permanent Magnet Machines

open access: yesIEEE Open Journal of Industry Applications
This paper presents a magnetic equivalent circuit for the electromagnetic analysis of axial flux permanent magnet synchronous machines. The proposed methodology is based on a quasi-3D approach and incorporates the non-linear iron core behavior, the rotor motion, and magnetic leakage effects.
Matias Jiménez   +6 more
openaire   +2 more sources

Comparison of several Direct-Drive PM Generators for Tidal Turbines [PDF]

open access: yes, 2013
L’article présente la comparaison des dimensionnements de génératrices à entraînement direct pour des cahiers des charges d’hydroliennes. Deux types de structures magnétiques (à flux radial et à flux axial) sont étudiés.
CHARPENTIER, Jean-Frederic   +3 more
core  

A model of a permanent magnet axial-flux machine based on lie’s symmetries [PDF]

open access: yes, 2008
A permanent magnet axial-flux machine was designed, built, and tested. Numerical and analytical models were developed for the machine and comparisons were carried out.
Flores Filho, Aly Ferreira   +3 more
core   +1 more source

Axial flux PM coreless stator machine development for low speed wind generator

open access: yes, 2017
Developing nations' rural populations need small electrical power sources for battery energy storage. Development of a micro-wind generation permanent magnet generator with no or low cogging torque would be a major advancement for low wind speed areas ...
Kaliyev, Vladislav   +5 more
core   +1 more source

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