Zobrazeno 1 - 10
of 689
pro vyhledávání: '"Leakage flux"'
Autor:
Liangchang Fei, Zhiqin Ma, Linglong Cai, Dan Zhou, Xiang Shu, Zihao Liao, Chunyao Lin, Xianqiang Li
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
The interturn short circuit fault is one of the common faults in power transformers. At present, research on interturn short circuit faults focuses on high, medium, and low voltage windings, while there is relatively little research on interturn shor
Externí odkaz:
https://doaj.org/article/bf4a2d9db9c046fea576d2634db5f2ac
Skewing Technology for Permanent Magnet Synchronous Motors: A Comprehensive Review and Recent Trends
Autor:
Ren Tsunata, Masatsugu Takemoto
Publikováno v:
IEEE Open Journal of the Industrial Electronics Society, Vol 5, Pp 1251-1273 (2024)
This article gives a comprehensive overview of the current research trends in the skewing technique for permanent magnet synchronous motors (PMSMs). The skewing technique has been widely used in many applications to reduce the cogging torque and torq
Externí odkaz:
https://doaj.org/article/77cd4f0a56e14f3f84c83cbbef65c048
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1108-1115 (2023)
Leakage flux magnitude and pattern greatly affect transformer short-circuit resistance. In this paper, finite element calculations and experimental measurements is used to calculate the leakage magnetic field of a transformer. This paper analyzed the
Externí odkaz:
https://doaj.org/article/4ae44c8c6a4d426896050a8a81cd96fa
Publikováno v:
CES Transactions on Electrical Machines and Systems, Vol 7, Iss 3, Pp 284-293 (2023)
In this article, a new variable leakage flux reverse salient-pole motor (VLF-RSPM) is raised to widen the speed range. The innovation is to realize both reverse salient-pole characteristics and variable leakage flux characteristics by using a method
Externí odkaz:
https://doaj.org/article/255d922c36fe4eb58427ddd0254c0b02
Publikováno v:
Archives of Electrical Engineering, Vol vol. 72, Iss No 2, Pp 521-539 (2023)
Electromagnetic forces generated by the short circuit current and leakage flux in low- and high-voltage windings of distribution transformers as well as amorphous core transformers will cause the translation, destruction, and explosion of the winding
Externí odkaz:
https://doaj.org/article/0ca03eca4f2446bd8c6d46d783a2c2f7
Publikováno v:
CES Transactions on Electrical Machines and Systems, Vol 7, Iss 1, Pp 35-44 (2023)
This paper proposes a new consequent-pole permanent magnet vernier machine (CPMVM), which can be regarded as a combination of two conventional CPMVM with opposite polarities. Based on the simplified axial magnetic circuit model, it is verified that t
Externí odkaz:
https://doaj.org/article/e365e73156c647d49a079fd4ec719854
Akademický článek
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Akademický článek
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Publikováno v:
COMPEL -The international journal for computation and mathematics in electrical and electronic engineering, 2021, Vol. 41, Issue 1, pp. 172-186.
Autor:
Ricardo de A. Elias, Carlos A. C. Wengerkievicz, Guilherme H. Souza Reis, Nelson Sadowski, Nelson J. Batistela, João Pedro A. Bastos
Publikováno v:
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol 20, Iss 4, Pp 745-762 (2021)
Abstract This paper addresses the influence of the primary and secondary resistances on the behavior of minor hysteresis loops when the electromagnetic device is fed by three-level PWM (pulse width modulation) voltage. To study the device transferrin
Externí odkaz:
https://doaj.org/article/9df0620f528d44e8954ad0aa72755368