Results 41 to 50 of about 1,758,119 (202)

Rotor Design and Optimization of High-Speed Surface-Mounted Permanent Magnet Motor Based on the Multi-Physical Field Coupling Method

open access: yesIEEE Access, 2023
A novel scheme based on the multi-physical field coupling method was proposed for rotor design of the high-speed surface-mounted permanent magnet motors.
Kai Hu, Guangming Zhang, Wenyi Zhang
doaj   +1 more source

The Ventilation Structure Research of Permanent Magnet Traction Motor Used in Rail Transportation

open access: yesJournal of Harbin University of Science and Technology, 2017
In order to effectively improve the ventilation performance of permanent magnet synchronous traction motor used in the rail transit,this paper,taking a 600 kW permanent magnet synchronous traction motor as an example,and based on computational fluid ...
DING Shu-ye   +3 more
doaj   +1 more source

The eddy current loss segmentation model of permanent magnet for temperature analysis in high‐speed permanent magnet motor

open access: yesIET Power Electronics, 2021
The rotor eddy current loss of high‐speed permanent magnet motor has an important influence on the temperature distribution of permanent magnet. In traditional method, the unbalanced distribution of eddy current in permanent magnet is ignored, and the ...
Meiwei Zhang   +3 more
doaj   +1 more source

An Improved Analytical Model of Magnetic Field in Surface-Mounted Permanent Magnet Synchronous Motor With Magnetic Pole Cutting

open access: yesIEEE Access, 2021
This paper presents an analytical model for predicting the magnetic field performance of permanent magnet synchronous motor with permanent magnet cutting.
Lianlian Gao   +5 more
doaj   +1 more source

Prediction of the electromagnetic torque in synchronous machines through Maxwell stress harmonic filter (HFT) method [PDF]

open access: yes, 2006
For the calculation of torque in synchronous motors a local method is analysed, based on the Maxwell stress theory and the filtered contributions due to the harmonics of the magnetic vector potential in the motor air-gap.
Popescu, M.
core   +1 more source

A Novel Direct-Drive Permanent Magnet Synchronous Motor with Toroidal Windings

open access: yesEnergies, 2019
A direct-drive motor has the merits of low speed, high torque, and elimination of mechanical deceleration mechanisms, and is widely used in various fields.
Caixia Gao   +4 more
doaj   +1 more source

Improved energy saving control of IPMSM based on the weighted average current method

open access: yesEnergy Reports, 2021
Aiming at the low efficiency of vector control system caused by unreasonable current allocation, an improved energy saving control strategy based on weighted average current method is proposed in this paper, and the research is carried out on the ...
Hanquan Zhang   +7 more
doaj   +1 more source

Design of the Cooling System for Fully Enclosed Permanent Magnet Synchronous Traction Motor

open access: yesKongzhi Yu Xinxi Jishu, 2012
Due to the inherent characteristics of permanent magnet motor and the requirements as a traction motor, the cooling structure of permanent magnet synchronous traction motor should meet the requirements of high cooling capacity, high reliability, light ...
HE Siyuan
doaj  

Demagnetization Analysis and Optimization Design of Low-Speed High Torque Permanent Magnet Synchronous Motor

open access: yesIEEE Access
Permanent magnet synchronous motors are widely used in low-speed and high torque fields such as metallurgy and mining due to their advantages of high efficiency, high torque density, and high power density.
Weiliang Wu, Xiping Liu
doaj   +1 more source

Application of permanent magnet synchronous direct-drive traction system on Xuzhou metro line 1

open access: yes机车电传动, 2022
Metro trains have the advantages of high starting acceleration, high operating speed, punctuality and large carrying capacity, but energy consumption is also an important issue that needs close attention in metro operation.
ZENG Yun   +3 more
doaj  

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