Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Hoon-Kyun Na"'
Publikováno v:
Fusion Engineering and Design. 88:2835-2841
Beginning the first plasma discharging experiment of KSTAR since 2008, KSTAR performed the third plasma discharging experiment by 2010. During the experiment of three times, KSTAR OPerator Interface (OPI) programs have been developed for KSTAR operat
Autor:
Hoon-Kyun Na, Hyun-Jung Lee, N.H. Song, S.W. Kwag, K.M. Moon, Se Hyun Kim, Y.B. Chang, Seung-Han Yang, D.S. Park, H.-S. Chang, Young Min Park, J.J. Joo, M. Kwon, Nam-Won Kim, H.L. Yang
Publikováno v:
Cryogenics. 52:667-673
KSTAR is a fully superconducting (SC) tokamak consisting of 30 magnet coils made of Nb 3 Sn and NbTi. To keep the SC magnets at proper operating conditions, all cold components of KSTAR such as the SC bus-lines, current leads, and thermal shields mus
Publikováno v:
Fusion Engineering and Design. 87:1967-1971
Since the first campaign of KSTAR in 2008, the home-made timing system had run for the synchronized operation of tokamak. The timing board which featured PMC-form factor, giga-bit optical communication, home-made protocol, multi-triggering capability
Autor:
Hyun-Jong Woo, Kwang-Pyo Kim, E. K. Park, KunSu Lee, Hong-Tack Kim, Kyung-Min Kim, Kaprai Park, Kyu-Sun Chung, H.L. Yang, Jaemin Park, Jong-Ho Sun, Yeong-Kook Oh, W.C. Kim, Hak-Kun Kim, Taehyeop Lho, S.H. Hong, Hoon-Kyun Na
Publikováno v:
Journal of Nuclear Materials. 415:S1050-S1053
First boronization was performed in KSTAR tokamak during 2009 campaign in order to reduce oxygen impurities and to lower the power loss due to radiation. We report the results from the experiences on carborane during the first boronization in KSTAR.
Autor:
Kyu-Sun Chung, KunSu Lee, Hoon-Kyun Na, H.K. Kim, Hyun-Jong Woo, S.H. Hong, J.M. Park, G.P. Kim, Kaprai Park, H.L. Yang, H.T. Kim, W.C. Kim, Kyungmin Kim, Jong-Ho Sun
Publikováno v:
Fusion Engineering and Design. 85:946-949
First boronization in KSTAR is reported. KSTAR boronization system is based on a carborane (C2B10H12) injection system. The design, construction, and test of the system are accomplished and it is tested by using a small vacuum vessel before it is mou
Autor:
Myungkyu Kim, Young-ok Kim, Taegu Lee, Jaesic Hong, J.S. Bak, Yong Chu, Myong Suk Kwon, Sangil Lee, Hee-Soo Kim, Jae-Hoon Choi, Chong-Su Kim, Mikyung Park, H.-S. Chang, G.S. Lee, Dong-Seok Lim, K.P. Kim, Young-Ju Lee, Hoon-Kyun Na, Kap-Rae Park, Yeong-Kook Oh, Jong-Dae Kong
Publikováno v:
Fusion Engineering and Design. 85:500-504
The supervisory interlock system (SIS), the personal safety interlock (PSI) and the radiation monitoring system (RMS) are the safety and protection system for the KSTAR operations. The supervisory interlock system prevents men and devices from an acc
Publikováno v:
Fusion Engineering and Design. 85:487-490
During the commissioning of the KSTAR device, electronic logbook has been developed to record participant's opinions regarding experimental procedures and results. The experimental logbook, a kind of the electronic logbooks inserts principal experime
Autor:
Woongryol Lee, Jaesic Hong, Taegu Lee, Hirofumi Yonekawa, M. Kwon, Mikyung Park, Jongha Lee, Sulhee Baek, Yeong-Kook Oh, Hoon-Kyun Na
Publikováno v:
Fusion Engineering and Design. 85:350-355
For the 1st plasma operation of the Korea Superconducting Tokamak Advanced Research (KSTAR) in 2008, 11 diagnostic systems had been developed such as five types of magnetic diagnostics, millimeter-wave interferometer, ECE radiometer, visible survey s
Autor:
Y.M. Park, M.K. Park, Jong-Su Kim, G.S. Lee, K.W. Cho, Kaprai Park, H.L. Yang, M. Kwon, J.S. Bak, Y.S. Bae, Hoon-Kyun Na, Yeong-Kook Oh, W.C. Kim, Y.S. Kim, J.W. Choi
Publikováno v:
Fusion Engineering and Design. 83:804-809
The construction of the Korea Superconducting Tokamak Advanced Research (KSTAR) device has been completed by August 2007. Key achievements in the KSTAR construction are (i) fabrication process establishment in the Nb3Sn superconducting coils includin
Publikováno v:
Fusion Technology. 39:237-240
Five line integrated spectra are obtained from Hanbit mirror plasma using optical chords installed in the horizontal direction of central cell chamber.In this work, we describe the spectroscopic me...