Results 21 to 30 of about 37,398 (308)

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

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

PERMANENT MAGNET SYNCHRONOUS MOTOR

open access: yes, 2022
Synchronous machine (CM) is an alternating current electric machine whose rotor speed is directed in the same direction as the speed of the electromagnetic field. In a synchronous generator with permanent magnets on the rotor, there is no excitation winding, and the magnetic flux of excitation is created due to permanent magnets, not coils.
openaire   +1 more source

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

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

Combined Traction and Energy Recovery Motor for Electric Vehicles [PDF]

open access: yes, 2014
Electric vehicle manufacturers are looking for ways to optimize energy use for vehicle range extension and reduction of battery capacity. Electric motors have lower efficiencies at very low speed and high torque.
Kansaku, Claude   +3 more
core   +2 more sources

Speed control for permanent magnet synchronous motor based on an improved extended state observer

open access: yesAdvances in Mechanical Engineering, 2018
An improved extended state observer is designed to eliminate the influences of speed control for a permanent magnet synchronous motor. The improved extended state observer is designed based on a new nonlinear function.
Bingyou Liu
doaj   +1 more source

Permanent magnet synchronous motor development on the base of induction motor with squirrel-cage rotor [PDF]

open access: yes, 2016
Представлена методика расчета и выбора параметров синхронного двигателя с постоянными магнитами при известной геометрии статора базового асинхронного двигателя с короткозамкнутым ротором.
Петренко, Александр Николаевич   +3 more
core   +1 more source

Estimation of Saturation of Permanent-Magnet Synchronous Motors Through an Energy-Based Model [PDF]

open access: yes, 2011
We propose a parametric model of the saturated Permanent-Magnet Synchronous Motor (PMSM) together with an estimation method of the magnetic parameters. The model is based on an energy function which simply encompasses the saturation effects. Injection of
Jebai, AlKassem   +3 more
core   +2 more sources

High speed operation design considerations for fractional slot axial flux PMSM [PDF]

open access: yes, 2015
This paper discusses intensively the design considerations for the fractional slot axial flux permanent magnet synchronous (AFPMSMs) in order to work efficiently in the constant power speed range, also known as the field weakening (FW) region.
Hemeida, Ahmed   +2 more
core   +2 more sources

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