Results 71 to 80 of about 91,060 (357)

Fault-Tolerant Control for Reducing Harmonic Distortion of Dual Three-Phase Permanent Magnet Synchronous Motor

open access: yesEnergies, 2022
Aiming at the open circuit fault of a dual three-phase permanent magnet synchronous motor, a normalized current method is used for open circuit fault diagnosis.
Liping Zhao   +3 more
doaj   +1 more source

Rotor eddy current power loss in permanent magnet synchronous generators feeding uncontrolled rectifier loads

open access: yes, 2014
Analytical methods and transient finite element analysis (FEA) with rotating mesh are used to calculate rotor eddy current power loss in a permanent magnet synchronous generator (PMSG) connected to an uncontrolled bridge rectifier.
Sharkh, S.M.   +4 more
core   +1 more source

Position estimation delays in signal injection-based sensorless PMSM drives [PDF]

open access: yes, 2012
The causes of position estimation delays and their effects on the sensorless control of permanent magnet synchronous motor drives are investigated. The position of a permanent magnet synchronous machine is estimated via the injection of high frequency ...
A. Altomare   +9 more
core   +1 more source

Additive Manufacturing of Ordered Polymer Nanostructures

open access: yesAdvanced Materials, EarlyView.
A new 3D printing strategy, Polymerization‐Induced Arrangement of Nanostructures with Order‐tunability (PIANO), enables the formation of ordered nanostructures in polymer materials by enhancing chain mobility during photopolymerization, overcoming the kinetic arrest that leads to disordered morphologies in the conventional Polymerization‐Induced ...
Di Wu   +6 more
wiley   +1 more source

Specificity of Permanent Magnet Synchronous Traction Motor

open access: yesKongzhi Yu Xinxi Jishu, 2012
Based on expounding the differences of working principle between permanent magnet synchronous traction motor and asynchronous traction motor and the description of stability for permanent magnet material, this paper analyzes the specificity of permanent ...
CHEN Zhichu, LI Yifeng, FU Minli
doaj  

Parameter optimization and characteristic analysis of tangentially magnetized reverse-salient permanent magnet synchronous motor

open access: yesDiscover Applied Sciences
Reverse-salient permanent magnet synchronous motors have reverse-salient characteristics, and the direct-axis inductance is larger than the quadrature-axis inductance. Compared with the traditional positive-salient permanent magnet synchronous motor, the
Shuang Che, Chunyan Li
doaj   +1 more source

Magnetic equivalent circuit and finite element modelling of anisotropic rotor axial flux permanent magnet synchronous motors with fractional slot distributed winding

open access: yesIET Electric Power Applications, 2023
Axial flux motors have been in the focus of many research work due to their promising properties when compared to conventional radial flux machines. Axial flux permanent magnet synchronous motors (AFPMSM) studied in the literature were mostly limited to ...
Attila Nyitrai, Miklós Kuczmann
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

Double‐Transition‐Metal MXenes: Multimetallic 2D Platforms for Next‐Generation Biomedicine

open access: yesAdvanced Materials, EarlyView.
The present work explores recent progress in double‐transition‐metal MXenes and focuses on their potential as multifunctional biomedical nanoplatforms whose tunable optical, electronic, mechanical, and surface properties enable imaging, theranostics, antimicrobial activity, biosensing, tissue engineering, and drug delivery.
Parsa Namakiaraghi   +2 more
wiley   +1 more source

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

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