Results 1 to 10 of about 2,700,677 (338)

Experimental evaluation of differential voltage protection scheme based on a coherence function applied to AC machine stator windings [PDF]

open access: yesScientific Reports
A coherence algorithm is used to detect and classify electrical faults in the stator windings of the induction machine in this paper. The approach can definitely define turn-to-turn and internal shunt faults that occur on the three-phase machine windings.
R. A. Mahmoud
doaj   +2 more sources

Experimental performance examination of a coherence technique-based numerical differential current relay for AC machine stator windings protection [PDF]

open access: yesScientific Reports
A computational technique based on a coherence method for fault detection and classification for electrical machine stator windings is presented in this article.
R. A. Mahmoud
doaj   +2 more sources

A Comparative Study on Conventional and Superconducting Electrical Machines [PDF]

open access: yesE3S Web of Conferences, 2023
This paper investigates the potential benefits of utilizing superconducting materials in machines. The project focuses on replacing the conventional copper windings with superconducting materials in a machine.
Bobba Phaneendra Babu   +2 more
doaj   +1 more source

Improved Analytical Algorithm for Magnetic Field of End Windings in 300Mvar Synchronous Condenser

open access: yesIEEE Access, 2021
The magnetic field of end windings affects the leakage reactance of end windings and the eddy current losses of end structures in the large electrical machine. With the rising of single-machine capacity, such effect becomes more obvious.
Erhang Zhu   +4 more
doaj   +1 more source

Performance comparison of double stator permanent magnet machines [PDF]

open access: yesArchives of Electrical Engineering, 2022
The electromagnetic and output performance characteristics of three (3) different types of double stator permanent magnet machines are quantitatively compared and presented in this study, in order to determine the most promising machine topology amongst ...
Chukwuemeka Chijioke Awah
doaj   +1 more source

Comparison of Different Winding Configurations for Dual Three-Phase Interior PM Machines in Electric Vehicles

open access: yesWorld Electric Vehicle Journal, 2022
In this paper, two dual three-phase winding configurations are compared based on the Toyota Prius 2010 interior permanent magnet (IPM) machine. It is found that the winding configuration with single-layer full-pitched (SF) windings can improve average ...
Shensheng Wang   +5 more
doaj   +1 more source

Thermally induced mechanical stress in the stator windings of electrical machines [PDF]

open access: yes, 2018
The lifetime of an electrical machine mainly depends on the thermal overloading. Modern day applications of electrical machines on one hand require compact machines with high power density, while on the other hand force electrical machines to undergo ...
Sergeant, Peter, Silwal, Bishal
core   +6 more sources

Design and Analysis of Single Inverter-Fed Brushless Wound Rotor Vernier Machine

open access: yesIEEE Access, 2022
In this paper, a brushless wound rotor vernier machine (Bl-WRVM) with a single inverter configuration is proposed to achieve the brushless operation.
Sara Tariq   +5 more
doaj   +1 more source

ELECTRIC MACHINE WITH AXIAL MAGNETIC FLUX, PERMANENT MAGNETS AND MULTILAYERED PRINTING WINDINGS

open access: yesТехнічна електродинаміка, 2020
The use of printed windings in electric machines with permanent magnets and axial magnetic flux allows to reduce their axial size and significantly to increase the current density in the windings.
В.В. Гребеніков   +2 more
doaj   +1 more source

High-Frequency Signal Injection-Based Sensorless Control for Dual-Armature Flux-Switching Permanent Magnet Machine

open access: yesWorld Electric Vehicle Journal, 2023
The new topology of the dual-armature flux-switching permanent magnet machine (DA-FSPM) leads to new characteristics and issues in the control of the machine, of which the mutual inductance of the two sets of armature windings is the most important one ...
Lijian Wu   +4 more
doaj   +1 more source

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