Results 31 to 40 of about 980,524 (334)

Design and Cogging Torque Reduction of Radial Flux Brushless DC Motors with Varied Permanent Magnet Pole Shapes for Electric Vehicle Application

open access: yesTESEA, Transactions on Energy Systems and Engineering Applications, 2023
Brushless direct current motors have more attractive features, making them a promising solution for electric vehicle applications. A 1 kW, 510 rpm, 24-slots and 8-pole inner runner type surface permanent magnet mounted radial flux brushless DC motor ...
Tanuj Jhankal, Amit Patel
doaj   +1 more source

Dynamics and Stability of Permanent‐Magnet Synchronous Motor [PDF]

open access: yesMathematical Problems in Engineering, 2017
The aim of this article is to explore the dynamic characteristics and stability of the permanent‐magnet synchronous motor (PMSM). PMSM equilibrium local stability condition and Hopf  bifurcation condition, pitchfork bifurcation condition, and fold bifurcation condition have been derived by using the Routh‐Hurwitz criterion and the bifurcation theory ...
Ren He, Qingzhen Han
openaire   +1 more source

Optimal design and control of permanent magnet assisted dual rotor motor

open access: yesFrontiers in Energy Research, 2023
As high-performance motors, permanent magnet motors are widely used in a wide range of applications. It has become a consensus to mine reluctance torque in permanent magnet motors.
Xiaoguang Kong, Yaowen Zhang, Gepeng Xu
doaj   +1 more source

Torque behavior of one-phase permanent magnet AC motor [PDF]

open access: yes, 2006
This paper presents a detailed comparative study of two starting and running methods for a single-phase permanent magnet synchronous motor, equipped with a squirrel-cage rotor. The analysis of the motor performance is realized for a pulse width modulated
McGilp, M.I.   +5 more
core   +1 more source

Analysis of Electromagnetic Vibration in Permanent Magnet Motors Based on Random PWM Technology

open access: yesMachines
High vibration noise limits the application of permanent magnet motors in electric locomotive traction. This paper focuses on the high-frequency electromagnetic vibration in traction permanent magnet motors introduced by inverters. It explores the impact
Chi Ma   +4 more
doaj   +1 more source

Analysis and Optimization of the Eddy Current Loss of Permanent Magnet in IPMSMs with Different Rotor Configurations

open access: yesWorld Electric Vehicle Journal
Interior permanent magnet synchronous motors have high torque density and a high salient pole effect, combine low-speed high torque with constant-power wide speed regulation, and are increasingly favored by more and more car companies and widely used in ...
Lianbo Niu, Xinhui Du
doaj   +1 more source

Magnet Shape Optimization to Reduce Pulsating Torque for a Five-Phase Permanent-Magnet Low-Speed Machine [PDF]

open access: yes, 2014
The author would like to thank S. Djebarri from the Research Institute of Naval Academy for his help with computing the machines with FEA program FEMM and F.
SCUILLER, Franck
core   +1 more source

Peripheral lysosomes recruit PLEKHG3 to focal adhesions and restrain protrusion dynamics

open access: yesFEBS Letters, EarlyView.
Proximity‐dependent labeling at the LAMTOR complex revealed the Rho GEF PLEKHG3 as a lysosome‐proximal protein directing the study toward the influence of lysosome positioning on actin dynamics and cell motility. We show that PLEKHG3 colocalizes with lysosomes at focal adhesion sites and observe that forced peripheral dispersion of lysosomes hinders ...
Rainer Ettelt   +8 more
wiley   +1 more source

A Solution of Three-phase Current Synchronous Sampling for Permanent Magnet Synchronous Motor Based on FPGA

open access: yesKongzhi Yu Xinxi Jishu
Synchronously sampling three-phase current in the traction control unit based on the control cycle is necessary to enhance control of permanent magnet synchronous motors.
LIAO Licheng, LI Miao
doaj   +3 more sources

Research on Rotor Sleeve Winding Techniques for High-Speed Permanent Magnet Motors via NOL Ring Testing

open access: yesApplied Sciences, 2023
Surface-mounted high-speed permanent magnet motors are known for their small size, high power factor, and reliable control and operation. However, these motors may have low mechanical strength and weak tensile strength in their rotor magnet, which ...
Xun Zhang   +3 more
doaj   +1 more source

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