Results 11 to 20 of about 1,188,258 (253)

Novel permanent magnet brushless machines having segmented Halbach array [PDF]

open access: yes, 2013
Permanent magnet brushless machines having Halbach array exhibit a number of attractive features. Therefore, they have been increasingly applied to different market sectors, including aerospace, industrial, domestic, renewable, and healthcare, etc.
Shen, Yang
core   +6 more sources

Temperature Field Analysis of Mine Flameproof Outer Rotor Permanent Magnet Synchronous Motor with Different Cooling Schemes

open access: yesCES Transactions on Electrical Machines and Systems, 2022
Aiming at the problem of temperature rise of mine flameproof outer rotor permanent magnet synchronous motor, based on the fluid structure coupling method, the temperature distribution of motor under three cooling schemes of air cooling and water cooling ...
Shengnan Wu, Daquan Hao, Wenming Tong
doaj   +1 more source

CARRIER SIGNAL INJECTION BASED SENSORLESS CONTROL OF PERMANENT MAGNET BRUSHLESS AC MACHINES [PDF]

open access: yes, 2012
This thesis is focused on the carrier signal injection based sensorless control of Permanent Magnet (PM) Brushless AC (BLAC) machines. Based on the machine saliency property, carrier signal injection based sensorless techniques have been well developed ...
Gong, Liming
core   +5 more sources

Comparative Thermal and Demagnetization Analysis of the PM Machines with Neodymium and Ferrite Magnets

open access: yesEnergies, 2022
This paper provides computer analysis and experiential investigation of the permanent magnet machines with neodymium and ferrite permanent magnets to discuss the feasibility of utilizing induction machines-oriented equipment for PM machine production ...
Oleksandr Dobzhanskyi   +4 more
doaj   +1 more source

Electromagnetic Vibration and Noise Comparison of Amorphous Metal PMSMs and Silicon Steel PMSMs

open access: yesIEEE Access, 2019
This paper investigates the differences in the electromagnetic vibration and noise of an amorphous metal (AM) permanent magnet synchronous machines (PMSMs) and silicon steel (SS) PMSMs. The electromagnetic vibration and noise of an AM PMSM and an SS PMSM
Shengnan Wu   +3 more
doaj   +1 more source

A Complete Quasi-3-D Analytical Model of No-Load Magnetic Field of Double-Sided Slotted AFPMMs Considering End Effect

open access: yesIEEE Access, 2018
This paper presents a complete quasi-3-D analytical model combining the solution of Maxwell's equations and the magnetic equivalent circuit for the determination of no-load magnetic field distributions of slotted axial flux permanent magnet machines ...
Wenming Tong   +3 more
doaj   +1 more source

Research on the Airflow and Thermal Performance in a Large Forced Air-Cooled Permanent Magnet Synchronous Machine

open access: yesIEEE Access, 2019
In this paper, the airflow and temperature distribution characteristics of a 1.65MW permanent magnet synchronous machine (PMSM) adopting a totally enclosed self-circulation (TESC) axial ventilation system (AVS) are studied by numerical methods.
Wenming Tong, Shengnan Wu, Renyuan Tang
doaj   +1 more source

Linear Machines for Long Stroke Applications—A Review

open access: yesIEEE Access, 2020
This document reviews the current state of the art in the linear machine technology. First, the recent advancements in linear induction, switched reluctance and permanent magnet machines are presented.
Imanol Eguren   +4 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

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