Results 11 to 20 of about 59,954 (356)

Permanent Magnet Reduction by Current Harmonics Injection for Surface Permanent Magnet Machines [PDF]

open access: yes2021 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD), 2021
This paper presents the analysis of multi-harmonic current injection in multi-three phase surface permanent magnet (SPM) machines. An analytical model, extended to a generic harmonic order, is used to describe and determine the no load flux density, the back electromotive force (BEMF) and the electromagnetic torque produced.
De Gaetano D.   +3 more
openaire   +2 more sources

Loss Calculation and Thermal Analysis for High-Speed Permanent Magnet Synchronous Machines

open access: yesIEEE Access, 2020
The small size of high-speed permanent magnet synchronous machines (PMSMs) makes the increase of loss density and the difficulty of heat dissipation.
Chao Zhang   +3 more
doaj   +1 more source

A novel multi‐objective optimization method for the optimization of interior permanent magnet synchronous machines

open access: yesIET Electric Power Applications, 2021
A novel hybrid multi‐objective optimization method which combines the Taguchi method with multi‐level Kriging model is developed for optimization of interior permanent magnet synchronous machines (IPMSMs).
Wenming Tong   +3 more
doaj   +1 more source

Optimization Design of High-speed Interior Permanent Magnet Motor with High Torque Performance Based on Multiple Surrogate Models

open access: yesCES Transactions on Electrical Machines and Systems, 2022
In order to obtain better torque performance of high-speed interior permanent magnet motor(HSIPMM) and solve the problem that electromagnetic optimization design is seriously limited by its mechanical strength, a complete optimization design method is ...
Shengnan Wu, Xiangde Sun, Wenming Tong
doaj   +1 more source

Design and Analysis of New Modular Stator Hybrid Excitation Synchronous Motor

open access: yesCES Transactions on Electrical Machines and Systems, 2022
Hybrid excitation motor is a combination of permanent magnet motor and electric excitation motor, which can flexibly adjust the air gap magnetic field. At present, the traditional silicon steel sheet core material is widely used, but this material limits
Shengnan Wu, Yukun Wang, Wenming Tong
doaj   +1 more source

Permanent Magnets Aging in Variable Flux Permanent Magnet Synchronous Machines [PDF]

open access: yesIEEE Transactions on Industry Applications, 2018
IEEE Energy Conversion Congress and Exposition (ECCE) (2018, Portland)
Daniel Fernandez   +5 more
openaire   +4 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

Impact of Machine Magnetization State on Permanent Magnet Losses in Permanent Magnet Synchronous Machines [PDF]

open access: yesIEEE Transactions on Industry Applications, 2019
This work was supported by the Research, Technological Development, and Innovation Programs of the Spanish Ministry Economy and Competitiveness under Grant MINECO-17-ENE2016-80047-R. (Corresponding author: David Reigosa.)
Daniel Fernandez   +5 more
openaire   +3 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

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