Results 81 to 90 of about 3,184 (224)

Исследование корпусной изоляции асинхронных двигателей со всыпными обмотками методом Монте-Карло [PDF]

open access: yes, 1966
Purpose - The purpose of this paper is to describe how a minimisation of cogging torque is performed with respect to the non-ideal manufacturing process, aiming at a robust design of the studied machine, focusing on magnetisation faults and the use of ...
Гитман, А. С.   +2 more
core   +1 more source

Suppression of DC Winding Current Harmonics in Wound‐Field Machines Under PWM Excitation by Using Active Voltage Injection and LC Low‐Pass Filters

open access: yesIET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
In this paper, the LC low‐pass filter is designed and connected in parallel with the DC winding of the MFMWF machine to suppress the high‐frequency sideband harmonics in the DC winding current for the first time. The suppression effect is validated by experiments.
Zhimian Wang   +5 more
wiley   +1 more source

Performance Comparison between Consequent-Pole and Inset Modular Permanent Magnet Machines [PDF]

open access: yes, 2018
This paper proposes some consequent-pole modular permanent magnet machines with different flux gap widths and slot/pole number combinations. The corresponding inset modular permanent magnet machines having the same magnet volume are also presented ...
Amemiya J.   +14 more
core   +1 more source

Effects of Segmentations on Sleeve Eddy‐Current Losses of FSCW Permanent‐Magnet Machine Considering Stator MMF Harmonics

open access: yesIET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
This paper investigates the impact of sleeve segmentation on eddy‐current loss in permanent‐magnet (PM) machines with fractional‐slot concentrated‐windings (FSCW) under different stator MMF harmonics. The concept of equivalent sleeve segmentation is introduced.
Jianxing Zhao   +4 more
wiley   +1 more source

Optimization of an axial-flux permanent-magnet generator for a small wind energy application [PDF]

open access: yes, 2011
Axial-flux permanent-magnet synchronous machines have a high torque output at low speeds and are therefore very suitable for direct drive wind energy applications.
Dupré, Luc   +2 more
core   +1 more source

Influence of skew and cross-coupling on flux-weakening performance of permanent-magnet brushless AC machines [PDF]

open access: yes, 2009
A method is proposed for predicting the flux-weakening performance of permanent-magnet (PM) brushless ac machines accounting for skew and d-q axis cross-coupling.
Chen, J.T.   +5 more
core   +1 more source

Design and Validation of SPMSM with Step-Skew Rotor for EPS System Using Cycloid Curve

open access: yesMachines
This study considers a robust design methodology to reduce cogging torque in the EPS (Electric Power Steering) of an automotive system. Cogging torque reduction is the key design factor to improve steering feeling and drive stability in an EPS system ...
Chungseong Lee
doaj   +1 more source

Reduction of Torque Ripple in Permanent Magnet Synchronous Motors for Electric Vehicles Using Enhanced Dwarf Mongoose Optimisation and a Supervised Attention‐Based Multi‐Scale Temporal Convolutional Network

open access: yesIET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
In this paper, a new hybrid method named IDMO‐SAMTCN is introduced to reduce torque ripple in Permanent Magnet Synchronous Motors (PMSMs) used in electric vehicles. The method merges an Improved Dwarf Mongoose Optimisation algorithm for tuning PI controller parameters with a Supervised Attention‐based Multi‐scale Temporal Convolutional Network for ...
Vidyalakshmi Ravichandran   +2 more
wiley   +1 more source

Influence of Modular‐Stator Design on the Space Harmonic Characteristics of Six‐Phase Permanent‐Magnet Synchronous Machine

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper investigates the influence of modular‐stator design on the space harmonic characteristics of six‐phase PMSM through the comparison of five modular‐stator six‐phase PMSM schemes with different magnetic barrier locations. The BNWT scheme shows good space harmonic suppression ability. The torque output capability of the BNWT scheme is improved,
Zihang Yuan   +5 more
wiley   +1 more source

A fast method for modelling skew and its effects in salient-pole synchronous generators [PDF]

open access: yes, 2017
The general effects of implementing skewing techniques in electrical machines are well known and have been extensively studied over the years. An important aspect of such techniques is related to the identification of optimal methods for analyzing and ...
Brown, Neil   +3 more
core   +1 more source

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