Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Yong-Seog Jeon"'
Publikováno v:
Journal of Power Electronics. 20:1420-1432
In this paper, a control method for a 3-bridge LLC resonant converter operating with a wide output voltage control range is described. Duty changes that stem from switching devices cause topology transitions that allow the converter to shift sequenti
Publikováno v:
2020 IEEE Applied Power Electronics Conference and Exposition (APEC).
In this paper, bidirectional LLC resonant DC-DC converters with the primary auxiliary windings in transformers of resonant circuits are proposed. Even if resonant capacitors are used on the primary and secondary sides, the proposed converter regardle
Autor:
Jicheol Lee, Jae-Sung Oh, Min-Ji Kim, Yong-Seog Jeon, Eun-Soo Kim, Sang-Jae Yoo, Yoonsang Kook
Publikováno v:
2019 IEEE Applied Power Electronics Conference and Exposition (APEC).
This paper presents a 3-bridge LLC resonant converter operating with a wide output voltage control range by using the morphing control for topology transitions caused by the change of converter’s operating modes. Morphing control between hysteresis
Autor:
Yong-Balk Cho, Eun Ju Lee, Hyun Suk Jeon, Mi-Sook Dong, Yang-Hee Joo, Jung Bum Yi, Jin-soo Seo, Yong Seog Jeon, Cheol Min Yoon, Sung-Eun Yoo, Young-Dae Gong, Jong Yeon Hwang, Namkyu Lee, Wie Jong Kwak
Publikováno v:
Bulletin of the Korean Chemical Society. 27:909-917
2,2-Dimethyl-3,4-dialkoxy-substituted 6-aminobenzopyran analogues (eg., 7 and 8) were identified as prolyl 4-hydroxylase inhibitors via a screening process using HSC-T6 and LI 90 cells that express an immortalized rat hepatic stellate cell line and a
Publikováno v:
2014 IEEE Applied Power Electronics Conference and Exposition - APEC 2014.
A bidirectional secondary LLC resonant converter with auxiliary switches and an additional inductor is proposed to achieve the high gain characteristics of LLC resonant convertors. Auxiliary switches, an additional inductor and a resonant capacitor a
Autor:
Yong Joon Park, Hyung Yeol Pyo, Jong-Gyu Lee, Jong Goo Kim, Yong-Seog Jeon, Kwang Yong Jee, Won Ho Kim
Publikováno v:
Journal of Alloys and Compounds. 298:291-294
Superconducting quaternary alloys, Mo25Ru50Rh12.5Pd12.5, Mo30Ru45Rh12.5Pd12.5, Mo40Ru40Rh10Pd10 and Mo50Ru20Rh15Pd15 have been prepared using an arc melting furnace. X-ray photoelectron spectroscopic (XPS) measurements indicate that the binding energ
Autor:
Hyun Shik Kang, Yong-Seog Jeon
Publikováno v:
Optical Review. 14:373-375
Nonlinear optical materials of the type Zn x Cd1-x Te single crystals, where x = 0.0, 0.2, 0.4, 0.6, 0.7, 0.8, and 1.0, have been grown by the Bridgman method, using a vertical furnace. We have investigated the electro-optic (E-O) coefficient and ref
Publikováno v:
8th International Conference on Power Electronics - ECCE Asia.
This paper describes the gain characteristics of a multi-output LLC series resonant converter by using the new analytical method. Specially, using the Math-CAD simulated result, this paper analyzes an influence from the secondary leakage inductance o
Publikováno v:
2010 Twenty-Fifth Annual IEEE Applied Power Electronics Conference and Exposition (APEC).
To cope with the high power density and low cost in switching power supply, LLC resonant converters with the two resonant tank circuits composed of resonance capacitors and two transformers are proposed in this paper. Each transformers used for the p
Autor:
Hyun-Shik Kang, Yong-Seog Jeon
Publikováno v:
2005 Pacific Rim Conference on Lasers & Electro-Optics.
The optical properties of Zn 1-x Cd x Te single crystals were investigated in order to make ultrafast E-O modulator for tera bps optical communication. Experimental results indicate that the Zn 0.95 Cd 0.05 Te crystal has the highest efficiency for a