Results 21 to 30 of about 700 (199)

Comparison of optimal slot/pole number combinations in fractional slot permanent magnet synchronous machines having similar slot and pole numbers

open access: yesThe Journal of Engineering, 2019
Here, the selection of optimal slot/pole (Ns-slot/pr-pole) number combination between the pairs of fractional slot concentrated winding (FSCW) permanent magnet synchronous machines (PMSMs) with Ns = 2pr ± 1 or Ns = 2pr ± 2 will be analysed by a modified ...
Yue Liu   +4 more
doaj   +1 more source

Recent development of reluctance machines with different winding configurations, excitation methods, and machine structures

open access: yesCES Transactions on Electrical Machines and Systems, 2018
This paper reviews the performances of some newly developed reluctance machines with different winding configurations, excitation methods, stator and rotor structures, and slot/pole number combinations.
X. Y. Ma   +3 more
doaj   +1 more source

Comparative Research on Four-Phase Dual Armature-Winding Wound-Field Doubly Salient Generator With Distributed Field Magnetomotive Forces for High-Reliability Application

open access: yesIEEE Access, 2021
In this article, a four-phase dual armature-winding wound-field doubly salient machine with distributed field magnetomotive forces (DAW-WFDSM-DF) and corresponding double-redundant rectifier circuit are proposed to improve the electromagnetic performance
Yao Zhao   +3 more
doaj   +1 more source

Experimentally validated model of a fast switched salient pole rotor winding

open access: yes2019 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD), 2019
The article proposes a model of a salient pole synchronous machine field winding based on a single transmission line model. An experimental method to derive the parameters is also presented and validated. Finally, the measured voltage distribution in the winding is compared to the model voltage distribution and the results match, demonstrating the ...
Felicetti, Roberto   +2 more
openaire   +3 more sources

Design Process of Post-Assembly 3-Times Magnetizer for 10-Poles of Flux Concentrated Rotor Considering Eddy Current Effect

open access: yesIEEE Access, 2023
The post-assembly magnetizer for flux concentrated rotor of permanent magnet synchronous motor is dealt with in this paper. The design process of a magnetizer that is able to fully magnetize the permanent magnet (PM) inserted rotor core assembly within 3-
Seong-Jin Kwon   +3 more
doaj   +1 more source

Analysis and Application of Two-Layer Unconventional Windings for PM-Assisted Synchronous Reluctance Motors

open access: yesEnergies, 2021
This paper presents a new winding configuration theory of conventional and unconventional slot-pole combinations that can be used to configure windings with any slot-pole combination.
Guohai Liu   +3 more
doaj   +1 more source

Effect of Pole Number on Generator End Winding Electromagnetic Force and Mechanical Response before and after RISC

open access: yesInternational Journal of Rotating Machinery, 2021
This paper comparatively studies on the end winding electromagnetic force and mechanical response for generators with different numbers of poles. The analytical expression of the end winding electromagnetic force is derived under the rotor winding ...
Hong-Chun Jiang, Yu-Ling He, Gui-Ji Tang
doaj   +1 more source

Electromechanical Dynamics Analysis of Pole-Piece Rotors in Pseudo Direct-Drive Wind Turbine Generators

open access: yes2020 International Conference on Electrical Machines (ICEM), 2020
This paper analyses the electromechanical dynamics of the pole-piece rotors in a pseudo direct-drive wind turbine generator. The investigated generator has a rated power of 10 MW and was designed in the INNWIND.EU project. One way coupled finite element analysis (FEA) was used to calculate the rotor dynamic defections caused by electromagnetic forces ...
Desmedt, Michiel (author)   +4 more
openaire   +3 more sources

Investigation of Open Circuit DC Winding Induced Voltage Reduction Techniques in Five Phase Non-Overlapped Wound Field Flux Switching Machines

open access: yesIEEE Access
The induced voltage pulsation in DC winding can generate various issues in five phase wound field flux switching (WFFS) machine such as DC current ripples, unsteady field excitation, deteriorates the DC power source and challenges for control performance
Muhammad Yousuf   +4 more
doaj   +1 more source

Research on Stator Slot and Rotor Pole Combination and Pole Arc Coefficient in a Surface-Mounted Permanent Magnet Machine by the Finite Element Method

open access: yesWorld Electric Vehicle Journal, 2021
A surface-mounted permanent magnet (SPM) machine is widely used in many auxiliary parts of an electric vehicle, so its design level directly influences the performance of the electric vehicle.
Liyan Guo, Huimin Wang
doaj   +1 more source

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