Zobrazeno 1 - 10
of 1 344
pro vyhledávání: '"Electromagnetic torque"'
Autor:
Ming-Xing Xu, Yu-Ling He, Wen Zhang, De-Rui Dai, Zi-Xiang Fu, Rui Xue, Zhen-Hua Liu, Zi-Wang Pang, David Gerada
Publikováno v:
Alexandria Engineering Journal, Vol 105, Iss , Pp 370-380 (2024)
Static air-gap eccentricity (SAGE) is a common fault in generators. Current researches primarily focus on the parallel SAGE types, while the inclined static air-gap eccentricity (ISAGE) has been rarely investigated. This paper proposes an improved ai
Externí odkaz:
https://doaj.org/article/98d909bd26154b338dcfa3d5a201526a
Autor:
Tohid Sharifi, Alireza Eikani
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 103415- (2024)
Severe temperature rise is not tolerated in the windings and permanent magnets (PMs) of the electric motors due to the resultant performance degradation, increased maintenance cost, and eventually the short-circuit faults. This article suggests a new
Externí odkaz:
https://doaj.org/article/9b68e656b63b4c11a204920bafed99b3
Publikováno v:
Sistemnyj Analiz i Prikladnaâ Informatika, Vol 0, Iss 1, Pp 19-25 (2024)
A mathematical model was developed, during which the voltage equations of the three-phase winding of a brushless DC motor with permanent magnets, the electromagnetic torque of a brushless DC motor, electromagnetic power, the induced emf of each windi
Externí odkaz:
https://doaj.org/article/32f93b315ade43bb909f0a325417ba34
Publikováno v:
Vehicles, Vol 6, Iss 2, Pp 814-831 (2024)
This paper deals with the phenomenon of torsion oscillations in railway vehicle drive systems. The main goal is to reduce the risk of presence of torsional oscillations in wheelset drive, eventually to propose systems to effectively identify and elim
Externí odkaz:
https://doaj.org/article/b6c6477571604cd98e20b985ce0488ae
Publikováno v:
IEEE Access, Vol 12, Pp 156561-156571 (2024)
Equivalent circuit parameters of an induction motor are highly susceptible to various undesired factors. These phenomena primarily include effects of higher order time and space harmonics, temperature, magnetic saturation, and skin-effect. Traditiona
Externí odkaz:
https://doaj.org/article/2624180463d74370a53a5edeb2b3f30f
Autor:
Junyue Yang, Yanjun Ge
Publikováno v:
Tehnički Vjesnik, Vol 31, Iss 4, Pp 1021-1029 (2024)
In order to study the magnetic field model and transmission characteristics of radial solid permanent magnet coupler deeply, an 11 kW experimental prototype of solid permanent magnet coupler is taken as the object, its operation principle is analyzed
Externí odkaz:
https://doaj.org/article/4c76a0eed09b4ebfb2021fc59742d1f1
Publikováno v:
Jixie chuandong, Vol 48, Pp 46-51 (2024)
In this research, the mathematical and physical model of the air-gap magnetic field for the triple-shaft ring-plate magnet gear (TRMG) is obtained by means of the scalar magnetic potential method, and the air-gap magnetic field between inner and oute
Externí odkaz:
https://doaj.org/article/a52bf4852e424051a960ec44f1d9c54c
Publikováno v:
Jixie chuandong, Pp 1-8 (2024)
In order to study the calculation formula of the electromagnetic torque and the transmission characteristics of the drum-type solid magnetic coupler (DSMC), a DSMC with 4 poles is used as the research object. The magnetic equivalent circuit model int
Externí odkaz:
https://doaj.org/article/9a609830a8cf4ffcb1c1d5379fb00671
Publikováno v:
Energies, Vol 17, Iss 19, p 4980 (2024)
The main goals of this research are to develop a method for obtaining the rotor position and speed in a doubly fed induction generator (DFIG) without using sensors in a variable-speed wind turbine installation. The considered method is based on the M
Externí odkaz:
https://doaj.org/article/0d61fac040654f0ca40312effcc10afd
Publikováno v:
Jixie chuandong, Vol 47, Pp 18-24 (2023)
Aiming at the speed regulation characteristics of slotted-type eddy-current couplers, the expression of the induced magnetic field generated by the induced eddy current is derived by using Ampère's law and the induced magnetic field is introduced in
Externí odkaz:
https://doaj.org/article/b6e429c94bb047b3b7a9815298270f1c