Zobrazeno 1 - 10
of 186
pro vyhledávání: '"Han-Wook Cho"'
Publikováno v:
IEEE Access, Vol 12, Pp 21576-21585 (2024)
This paper introduces a novel design for achieving bearingless operation in a modular PMSM motor, specifically used for ultra-cleanroom applications in semiconductor wafer production. In order to achieve this operation, a stable and independent suspe
Externí odkaz:
https://doaj.org/article/41b712a5204341ed83f577b39f8cec26
Autor:
Hwi-Rang Ban, Kyeong-Tae Yu, Ju-Hyeong Lee, Jang-Young Choi, Kyong-Hwan Kim, Han-Wook Cho, Kyung-Hun Shin
Publikováno v:
AIP Advances, Vol 14, Iss 3, Pp 035131-035131-7 (2024)
This paper presents an analytical method for analyzing the electromagnetic performance of a superconducting (SC) machine according to the 10 MW shielding configuration and the presence or absence of an armature core. To establish the SC machine desig
Externí odkaz:
https://doaj.org/article/1d1acaf6aea04d08b80e9a57d7b16685
Publikováno v:
AIP Advances, Vol 14, Iss 3, Pp 035031-035031-7 (2024)
Bearing technology must be supported to attain high-speed and high-efficiency rotating applications. Previous research focused on performance enhancement and optimization, rather than comparative studies among magnetic bearings. This study presents t
Externí odkaz:
https://doaj.org/article/25ee427545954a3ca559633b1a23622a
Publikováno v:
AIP Advances, Vol 14, Iss 3, Pp 035028-035028-6 (2024)
In this paper, an electromagnetic analysis method is proposed to improve force characteristics by using spring permanent magnets (PMs) along the axial and circumferential directions of a linear oscillatory generator (LOG). For accurate electromagneti
Externí odkaz:
https://doaj.org/article/7bdcd68d73b4460088860685d853c760
Analytical and experimental study of electromagnetic loss and temperature rise in induction machines
Autor:
Hwi-Rang Ban, Kyeong-Tae Yu, Ju-Hyeong Lee, Jang-Young Choi, Soyoung Sung, Jung-Hyung Park, Han-Wook Cho, Kyung-Hun Shin
Publikováno v:
AIP Advances, Vol 14, Iss 3, Pp 035101-035101-6 (2024)
This paper focuses on electromagnetic and loss analyses of an induction machine using the subdomain method. The proposed method derives an analytical solution for each subdomain using electromagnetic theory. On the basis of the derived analytical sol
Externí odkaz:
https://doaj.org/article/8f3288c6a88d46a883330dac9911d9a2
Publikováno v:
IEEE Access, Vol 11, Pp 86262-86270 (2023)
This paper introduces a topology for achieving the brushless operation of a wound rotor vernier motor using a single-phase additional winding on the stator, specifically designed for variable-speed applications e.g., washing machines. In the proposed
Externí odkaz:
https://doaj.org/article/9b5a8a78bbbe4eb993ad05edc4ace6eb
Publikováno v:
IEEE Access, Vol 11, Pp 36682-36691 (2023)
This paper proposes a three-phase dual-winding permanent magnet synchronous machine (PMSM) providing multitasked operation for accessory drive systems in hybrid electric vehicles (HEV). The novelty of this research lies in the machine having special
Externí odkaz:
https://doaj.org/article/e4abc108889f475fb30e737138016a50
Publikováno v:
Applied Sciences, Vol 13, Iss 5, p 3232 (2023)
Hydro generation is the simplest and oldest method of electricity generation, with a century of successful operation. Using a pump as a turbine (PAT) is an optimal solution for minimizing the cost, particularly in low-head and small-scale hydro plant
Externí odkaz:
https://doaj.org/article/c06a39a4eea8462489a08940d77ce0a1
Publikováno v:
Mathematics, Vol 11, Iss 5, p 1117 (2023)
This paper presents a topology for the brushless operation of a wound-rotor synchronous machine based on the subharmonic excitation technique by using two sets of multi-pole windings on the armature as well as on the rotor. The armature windings cons
Externí odkaz:
https://doaj.org/article/0567751c8f0e4b8296006ee82da3b79a
Publikováno v:
Energies, Vol 15, Iss 23, p 9213 (2022)
This paper presents a characteristic analysis and experimental verification for predicting the electromagnetic losses in high-speed permanent magnet synchronous motors. To predict the operating characteristics (such as speed and input current), dynam
Externí odkaz:
https://doaj.org/article/c7ae90e0cede408b8e341967122190d8