Zobrazeno 1 - 10
of 203
pro vyhledávání: '"Young-Keun Lee"'
Autor:
Manh-Dung Nguyen, Jong-Hyeon Woo, Hyo-Seob Shin, Young-Keun Lee, Hoon-Ki Lee, Kyung-Hun Shin, Anh-Tuan Phung, Jang-Young Choi
Publikováno v:
AIP Advances, Vol 13, Iss 2, Pp 025140-025140-6 (2023)
This study presents an approach to calculating the temperature increase in the internal components of permanent magnet synchronous machines by applying lumped-parameter thermal networks and analytical methods. Accordingly, the thermal equivalent circ
Externí odkaz:
https://doaj.org/article/20691d4f47bc4967a6894d1564439aab
Autor:
Young-Keun Lee, Tae-Kyoung Bang, Seong-Tae Jo, Hoon-Ki Lee, Yong-Joo Kim, Sung-Ho Lee, Min-Seok Kim, Jang-Young Choi
Publikováno v:
AIP Advances, Vol 13, Iss 2, Pp 025121-025121-6 (2023)
In this study, electromagnetic noise sources of permanent magnet synchronous motors with 8-pole 9-slot and 12-slot fractional slot concentrated windings were analyzed through finite element analysis, and the radiated noise/vibration levels were compa
Externí odkaz:
https://doaj.org/article/37dd57378b0c47b79a06c69b39ed3397
Autor:
Seong-Tae Jo, Woo-Hyeon Kim, Jeong-In Lee, Tae-Kyoung Bang, Young-Keun Lee, Hoon-Ki Lee, Kyung-Hun Shin, Jang-Young Choi
Publikováno v:
AIP Advances, Vol 13, Iss 2, Pp 025228-025228-5 (2023)
Although the finite element method (FEM) is highly reliable, it is time-consuming and expensive, for example, substantial computing costs are incurred for coupled analysis while considering the mechanical and electromagnetic properties. Therefore, in
Externí odkaz:
https://doaj.org/article/3306a1b46c6246208fa51f4a70455b1f
Autor:
Manh-Dung Nguyen, Su-Min Kim, Jeong-In Lee, Hyo-Seob Shin, Young-Keun Lee, Hoon-Ki Lee, Kyung-Hun Shin, Yong-Joo Kim, Anh-Tuan Phung, Jang-Young Choi
Publikováno v:
Machines, Vol 11, Iss 9, p 887 (2023)
This study presents an approach for calculating the stress and deformation increase in the modulation of magnetically geared machines using a mathematical method. An analytical method is employed to obtain the magnetic force density acting on the mod
Externí odkaz:
https://doaj.org/article/137034b74ce74f6391d83460f1162ebb
Publikováno v:
Energies, Vol 16, Iss 3, p 1306 (2023)
A surface-mounted permanent magnet synchronous motor (SPMSM) is an electric motor with a simple magnetic circuit design, fast responsiveness, linear torque–current characteristics, speed–voltage characteristics, and constant operating speed. SPMS
Externí odkaz:
https://doaj.org/article/ed132c7a457543ff81ea9e98b2a31521
Autor:
Young-Keun Lee MD PhD
Publikováno v:
Journal of Orthopaedic Surgery, Vol 30 (2022)
Purpose To report the arthroscopic and clinical findings of patients with extensor carpi ulnaris (ECU) tendinopathy treated with wrist arthroscopy and open surgical repair. Methods We retrospectively reviewed the medical records of seven patients wit
Externí odkaz:
https://doaj.org/article/c111581140534b88a506e6da02e49c4a
Autor:
Chan-Woo Park, Seong-Je Oh, Kyung-Su Kim, Min-Chang Jang, Il Su Kim, Young-Keun Lee, Myung Jin Chung, Baek Hwan Cho, Sung-Wook Seo
Publikováno v:
PLoS ONE, Vol 17, Iss 2 (2022)
Purpose Early detection and classification of bone tumors in the proximal femur is crucial for their successful treatment. This study aimed to develop an artificial intelligence (AI) model to classify bone tumors in the proximal femur on plain radiog
Externí odkaz:
https://doaj.org/article/1b9fa90453be4608b9681b02a7a8b9b6
Publikováno v:
Energies, Vol 15, Iss 20, p 7510 (2022)
In contrast to internal combustion engine vehicles, electric vehicles (EVs) obtain the power required for the compressor of air conditioning system from an electric source. Therefore, an optimal design for electric motor, the main component of an ele
Externí odkaz:
https://doaj.org/article/4d47ca21ccbc43a5967f46096034d0c8
Publikováno v:
Machines, Vol 10, Iss 10, p 915 (2022)
This paper is about the magnetic field analysis of an interior permanent magnet motor (IPM motor) by using the equivalent magnetic circuit method (EMC method), which requires a small amount of computation time compared with the finite element method
Externí odkaz:
https://doaj.org/article/aa174ba7d9e341fd8e9e2c455c68eb47
Autor:
Aamir Shahzad, Malrey Lee, Young-Keun Lee, Suntae Kim, Naixue Xiong, Jae-Young Choi, Younghwa Cho
Publikováno v:
Symmetry, Vol 7, Iss 3, Pp 1176-1210 (2015)
Information technology (IT) security has become a major concern due to the growing demand for information and massive development of client/server applications for various types of applications running on modern IT infrastructure. How has security be
Externí odkaz:
https://doaj.org/article/64e09d64384d480095865afe3974b39b