Results 21 to 30 of about 13,958 (154)

Electromagnetic-force calculation and fault diagnosis of shell transformer under inter-turn short circuit [PDF]

AIP Advances
Aiming at the electromagnetic distribution law, winding mechanical response characteristics, and degree diagnosis of inter-turn short circuit fault locations of shell-type transformers under inter-turn short circuits, the research idea of “simulation ...
Duanjiao Li, Wenxing Sun, Pengjie Liang, Yuhui Chen, Dezhi Chen, Xianghui Chang   +5 more
doaj   +1 more source

Analysis and location of Turn-To-Turn short circuit of rotor windings in generator [PDF]

E3S Web of Conferences, 2021
With the increase of generator running time, the probability of generator rotor problems increases constantly. In this paper, a generator is taken as an example.
Zhang Yucheng, Sun Zenghuan
doaj   +1 more source

Early slight inter-turn short circuit fault diagnosis of axial flux stator coreless permanent magnet motor based on phase difference [PDF]

Journal of Hebei University of Science and Technology
Aiming at the problem of early inter-turn short circuit fault of axial flux stator coreless motor, a method for early inter-turn short circuit fault diagnosis and positioning of axial flux stator coreless motor based on the phase difference of zero ...
Xiaoguang WANG, Mengkai CHEN, Yifan ZHOU, Mingqiang YUE, Yahong CHEN   +4 more
doaj   +1 more source

Application of Genetic Algorithm for Inter-Turn Short Circuit Detection in Stator Winding of Induction Motor

Energies, 2021
This paper presents a new method of inter-turn short-circuit detection in cage induction motors. The method is based on experimental data recorded during load changes. Measured signals were analyzed using a genetic algorithm. This algorithm was next used
Marcin Tomczyk, Ryszard Mielnik, Anna Plichta, Iwona Gołdasz, Maciej Sułowicz   +4 more
doaj   +1 more source

Modeling and Diagnostic of Permanent Magnet Synchronous Machine under Insulation Failure Condition

Algerian Journal of Signals and Systems, 2021
One of the most frequent faults in PMSM stator is the turn-to-turn short-circuit fault. So, the aim of this paper is to present a dynamic model for PMSM with turn-to-turn short-circuit fault based on equivalent electric circuit model.
BOUCHAREB CHOUROUK, NAIT-SAID MOHAMED-SAID, LAHMER FETHI   +2 more
doaj   +1 more source

Stator current identification in generator among single and composite faults composed by static air‐gap eccentricity and rotor inter‐turn short circuit

IET Electric Power Applications, 2023
In this study, a fault diagnosis model based on magnetic density is proposed to analyse the current characteristics of synchronous generator rotor inter‐turn short circuit and air gap eccentric single fault and composite fault.
Yu‐Ling He, Ming‐Hao Qiu, Meng‐Ya Jiang, Fu‐Cheng Zhou, David Gerada, Xiao‐Chen Zhang, Xiao‐Dong Du   +6 more
doaj   +1 more source

Backstepping Control of a Switched Reluctance Motor with Inter-Turn Short-Circuit

Advances in Electrical and Electronic Engineering, 2022
Improving the behavior of speed control in electric vehicles is currently a major challenge for researchers and engineers. For this study, we chose the context of a Switched Reluctance Motor (6/4 SRM) used in a hybrid Electric Vehicle with Extended Range
Mostafa Abdelouhab, Abdelilah Attar, Rachid Aboutni, Jamal Bouchnaif   +3 more
doaj   +1 more source

Comparative study of field-oriented control of an induction machine with inter-turn short-circuit in healthy and faulty cases [PDF]

E3S Web of Conferences, 2023
The vector control of an induction machine is among the most used controls, the inter-turn short-circuit fault is a very common fault in this type of machine.
Abdelouhab Mostafa, Senhaji Abdelhamid, Attar Abdelilah, Aboutni Rachid, Bouchnaif Jamal   +4 more
doaj   +1 more source

Performance assessment of triple redundant nine-phase delta- and wye-connected permanent magnet-assisted synchronous reluctance motor under healthy and fault conditions

The Journal of Engineering, 2019
In this study, the performance of a triple redundant nine-phase permanent magnet-assisted synchronous reluctance motor with delta-connected windings is comprehensively assessed and compared with that of wye-connected winding under healthy and fault ...
Yanwen Shi, Jiabin Wang, Bo Wang
doaj   +1 more source

Imitation Modeling of an Inter-Turn Short Circuit of an Asynchronous Motor Stator Winding for Diagnostics of Auxiliary Electric Drives of Transport Infrastructure

Communications, 2021
A scientific approach to calculating the parameters and characteristics of an asynchronous motor in the inter-turn short circuit mode in one phase of the stator is proposed to create the foundations of a diagnostic complex for assessing the condition of ...
Sergey Goolak, Juraj Gerlici, Oleg Gubarevych, Tomáš Lack, Mikhail Pustovetov   +4 more
doaj   +1 more source