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Kikuchi, Mitsuru; Tamai, Hiroshi; Matsukawa, Makoto; Fujita, Takaaki; Takase, Yuichi*; Sakurai, Shinji; Kizu, Kaname; Tsuchiya, Katsuhiko; Kurita, Genichi; Morioka, Atsuhiko; et al.
Nuclear Fusion, 46(3), p.S29 - S38, 2006/03
Times Cited Count:13 Percentile:41.76(Physics, Fluids & Plasmas)The National Centralized Tokamak (NCT) facility program is a domestic research program for advanced tokamak research to succeed JT-60U incorporating Japanese university accomplishments. The mission of NCT is to establish high beta steady-state operation for DEMO and to contribute to ITER. The machine flexibility and mobility is pursued in aspect ratio and shape controllability, feedback control of resistive wall modes, wide current and pressure profile control capability for the demonstration of the high-b steady state.
Sakamoto, Yoshiteru; Toi, Kazuo*; Fukuda, Takeshi*; Fukuyama, Atsushi*; Fujita, Takaaki; Ogawa, Yuichi*; Takizuka, Tomonori; Takenaga, Hidenobu; Yagi, Masatoshi*; Yamada, Hiroshi*; et al.
Purazuma, Kaku Yugo Gakkai-Shi, 81(8), p.626 - 627, 2005/08
no abstracts in English
Sakamoto, Yoshiteru; Toi, Kazuo*; Fukuda, Takeshi*; Fukuyama, Atsushi*; Fujita, Takaaki; Ogawa, Yuichi*; Takizuka, Tomonori; Miura, Yukitoshi; Yagi, Masatoshi*; Yamada, Hiroshi*; et al.
Purazuma, Kaku Yugo Gakkai-Shi, 80(8), P. 678, 2004/08
no abstracts in English
Minami, Ryutaro; Kobayashi, Noriyuki*; Sakamoto, Keishi; Kasugai, Atsushi; Takahashi, Koji; Imai, Tsuyoshi
JAERI-Research 2004-006, 17 Pages, 2004/03
no abstracts in English
Shimada, Michiya; Mukhovatov, V.*; Federici, G.*; Gribov, Y.*; Kukushkin, A.*; Murakami, Yoshiki*; Polevoi, A. R.*; Pustovitov, V. D.*; Sengoku, Seio; Sugihara, Masayoshi
Nuclear Fusion, 44(2), p.350 - 356, 2004/02
Recent performance analysis has improved confidence in achieving Q 10 in inductive operation in ITER. Performance analysis based on empirical scaling shows the feasibility of achieving Q 10 in inductive operation with a sufficient margin. Theory-based core modeling indicates the need of high pedestal temperature (2-4 keV) to achieve Q 10, which is in the range of projection with pedestal scaling. The heat load of type-I ELM could be made tolerable by high density operation and further tilting the target plate (if necessary). Pellet injection from High-Field Side would be useful in enhancing Q and reducing ELM heat load. Steady state operation scenarios have been developed with modest requirement on confinement improvement and beta (HH98(y,2) 1.3 and betaN 2.6). Stabilisation of RWM, required in such regimes, is feasible with the present saddle coils and power supplies with double-wall structure taken into account.
Sengoku, Seio
Denki Gakkai Purazuma Kenkyukai Shiryo (PST-03-41), p.23 - 26, 2003/09
no abstracts in English
Ishida, Shinichi; Abe, Katsunori*; Ando, Akira*; Chujo, T.*; Fujii, Tsuneyuki; Fujita, Takaaki; Goto, Seiichi*; Hanada, Kazuaki*; Hatayama, Akiyoshi*; Hino, Tomoaki*; et al.
Nuclear Fusion, 43(7), p.606 - 613, 2003/07
no abstracts in English
Ide, Shunsuke; Fukuda, Takeshi; Miura, Yukitoshi
Purazuma, Kaku Yugo Gakkai-Shi, 79(2), P. 194, 2003/02
no abstracts in English
Fukuda, Takeshi; JT-60 Team
Plasma Physics and Controlled Fusion, 44(12B), p.B39 - B52, 2002/12
Times Cited Count:7 Percentile:24.31(Physics, Fluids & Plasmas)no abstracts in English
Nishio, Satoshi; Tobita, Kenji; Ushigusa, Kenkichi; Konishi, Satoshi
Purazuma, Kaku Yugo Gakkai-Shi, 78(11), p.1218 - 1230, 2002/11
no abstracts in English
Iio, Shunji*; Ide, Shunsuke; Ozeki, Takahisa; Sugihara, Masayoshi; Takase, Yuichi*; Takeji, Satoru*; Tobita, Kenji; Fukuyama, Atsushi*; Miyamoto, Kenro*
Purazuma, Kaku Yugo Gakkai-Shi, 78(6), P. 601, 2002/06
no abstracts in English
Sakasai, Akira; Ishida, Shinichi; Matsukawa, Makoto; Kurita, Genichi; Akino, Noboru; Ando, Toshinari*; Arai, Takashi; Ichige, Hisashi; Kaminaga, Atsushi; Kato, Takashi; et al.
Proceedings of 19th IEEE/NPSS Symposium on Fusion Engineering (SOFE), p.221 - 225, 2002/00
no abstracts in English
Kawano, Yasunori; Kusama, Yoshinori
Genshiryoku eye, 47(11), p.29 - 33, 2001/11
no abstracts in English
Hosogane, Nobuyuki; JT-60 Team
Fusion Engineering and Design, 56-57, p.813 - 817, 2001/10
Times Cited Count:2 Percentile:19.66(Nuclear Science & Technology)no abstracts in English
Matsumoto, Hiroshi; Barabaschi, P.*; Murakami, Yoshiki*
Fusion Technology, 40(1), p.37 - 51, 2001/07
Times Cited Count:3 Percentile:27.1(Nuclear Science & Technology)Recently, technical objectives of ITER were redefined aiming at the cost reduction of about 50% from the 1998 ITER design. Machine parameters which would satisfy the revised technical requirements under the engineering constraints were specified using a system code. The performance of these machines were studied and compared. As a result of these studies, final machine parameters were determined with revised conservative physics assumptions. This machine is referred as ITER-FEAT. It was shown that ITER-FEAT would achieve Q=10 in inductive operation with reasonable and conservative assumptions. Also, with an efficient current drive system and modest confinement improvement, possibility of Q=5 non-inductive operations in a steady state was shown.
Murakami, Yoshiki*; Senda, Ikuo; Chudnovskiy, A.*; Vayakis, G.*; Polevoi, A. R.*; Shimada, Michiya
Purazuma, Kaku Yugo Gakkai-Shi, 73(7), p.712 - 729, 2001/07
no abstracts in English
Fukuda, Takeshi; ITB Database Working Group
Europhysics Conference Abstracts (CD-ROM), 25A, p.1349 - 1352, 2001/00
no abstracts in English
Ninomiya, Hiromasa; JT-60 Team
Fusion Engineering and Design, 51-52(Part.B), p.1015 - 1023, 2000/11
Times Cited Count:1 Percentile:12.1(Nuclear Science & Technology)no abstracts in English
Ishida, Shinichi; Matsuda, Shinzaburo
Purazuma, Kaku Yugo Gakkai-Shi, 76(6), p.601 - 603, 2000/06
no abstracts in English
Shoyama, Hiroaki; Kasugai, Atsushi; Sakamoto, Keishi; Takahashi, Koji; Tsuneoka, Masaki; Ikeda, Yukiharu; Kajiwara, Ken; Ikeda, Yoshitaka; Fujii, Tsuneyuki; Kariya, Tsuyoshi*; et al.
Journal of Plasma and Fusion Research SERIES, Vol.3, p.368 - 371, 2000/00
no abstracts in English