Results 11 to 20 of about 185,453 (305)

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

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

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

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

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

Bose-Einstein Condensation on a Permanent-Magnet Atom Chip [PDF]

open access: yes, 2005
We have produced a Bose-Einstein condensate on a permanent-magnet atom chip based on periodically magnetized videotape. We observe the expansion and dynamics of the condensate in one of the microscopic waveguides close to the surface.
B E Sauer   +14 more
core   +2 more sources

Permanent Magnet Axial Section Shaping Optimization Surface-Mounted Permanent Magnet Synchronous Motor

open access: yesCES Transactions on Electrical Machines and Systems, 2023
In this paper, a new type of harmonic injection permanent magnet shape optimization method is proposed to suppress the torque ripple of surface-mounted permanent magnet synchronous motor.
Shengnan Wu, Qifeng Zhao, Wenming Tong
doaj   +1 more source

Asynchronous performance analysis of a single-phase capacitor-start, capacitor-run permanent magnet motor [PDF]

open access: yes, 2005
This work presents a detailed analysis of the asynchronous torque components (average cage, magnet braking torque and pulsating) for a single-phase capacitor-start, capacitor-run permanent magnet motor.
McGilp, M.   +5 more
core   +1 more source

Performance comparison between Surface Mounted and Interior PM motor drives for Electric Vehicle application [PDF]

open access: yes, 2012
Electric Vehicles make use of permanent magnet synchronous traction motors for their high torque density and efficiency. A comparison between interior permanent magnet (IPM) and surface mounted permanent magnet (SPM) motors is carried out, in terms of ...
Boazzo, Barbara   +3 more
core   +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

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