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pro vyhledávání: '"Y. Wadayama"'
Akademický článek
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Autor:
Tsukasa Kiyoshi, Y. Wadayama, Nobuya Banno, M. Okada, Kazuhiko Nakagawa, Takao Takeuchi, K. Aihara, Shinji Matsumoto, Hitoshi Wada, T. Fukuzaki, K. Tagawa
Publikováno v:
IEEE Transactions on Appiled Superconductivity. 11:3972-3975
A Nb/sub 3/Al superconductor based on jelly-rolled (JR) Nb/Al composites of high performance can be fabricated by rapid-heating and quenching of a wire of such composites with subsequent transformation-annealing to form the Nb/sub 3/Al phase (RHQT pr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8859617a04a22f1f43e195e75a014722
https://doi.org/10.1109/77.919952
https://doi.org/10.1109/77.919952
Publikováno v:
IEEE Transactions on Magnetics. 32:2858-2861
30kA-NbTi Demo Poloidal Coil (DPC-U) exhibited instability such as the conductor quenches at 40% of the rated current which is still expected conductor critical current, instability was caused by the non-uniform current distribution in the DPC-U cond
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::efc4efcebd801bb7a1d45163dea5f578
https://doi.org/10.1109/20.511471
https://doi.org/10.1109/20.511471
Autor:
Masayoshi Sugimoto, Masataka Nishi, A. Miyake, H. Wakabayashi, S. Seki, Y. Takahashi, Hirokazu Tsuji, Norikiyo Koizumi, Toshiyuki Takahashi, K. Yamamoto, M. Oshikiri, K. Kawano, K. Imahashi, F. Wuchner, F. Tajiri, Takeshi Kato, T. Ouchi, Hideo Nakajima, B. Turck, Y. Kon, F. Hosono, Yukio Yasukawa, Kiyoshi Okuno, K. Outsu, H. Tsukamoto, T. Ando, J. Okayama, T. Isono, H. Hanawa, Tadao Hiyama, H. Ebisu, T. Kawasaki, Y. Takaya, Y. Wadayama, T. Sasaki, Makoto Takayasu, K. Hamada, S. Iwamoto, Koji Yoshida
Publikováno v:
IEEE Transactions on Magnetics. 30:2535-2538
The effect of cyclic pulsed operation on the coil performance was studied from the electrical and mechanical points of view in the second experiment of the Nb/sub 3/Sn Demo Poloidal Coil (DPC-EX). Current sharing temperatures, ac losses, displacement
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::725ee85a1112b89c8ec77fb6403be2fa
https://doi.org/10.1109/20.305794
https://doi.org/10.1109/20.305794
Autor:
Tadao Hiyama, H. Wakabayashi, F. Hosono, Hideo Nakajima, Masayoshi Sugimoto, K. Takahashi, Y. Takahashi, M. Nagata, S. Seki, Hirokazu Tsuji, H. Hanawa, Y. Yamada, T. Ando, M. Oshikiri, Y. Wadayama, T. Sasaki, T. Isono
Publikováno v:
IEEE Transactions on Magnetics. 30:2531-2534
A 40-kA Nb/sub 3/Al cable-in-conduit conductor has been developed for the toroidal field coils of fusion reactors, because Nb/sub 3/Al has excellent mechanical performance. This conductor consists of 405 copper-stabilized multifilamentary strands ins
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::39570ab7d8b6034f48c4aa9e2151d353
https://doi.org/10.1109/20.305793
https://doi.org/10.1109/20.305793
Autor:
N. Koizumi, K. Okuno, Y. Takahashi, H. Tsuji, M. Nishi, K. Yoshida, M. Sugimoto, T. Isono, T. Sasaki, H. Hiue, Y. Yasukawa, F. Hosono, Y. Wadayama, H. Tsukamoto, S. Shimamoto
Publikováno v:
Cryogenics. 34:155-162
Two 30 kA, NbTi Demo Poloidal Coils, DPC-U1 and DPC-U2, were fabricated and tested in the Demo Poloidal Coil project at the Japan Atomic Energy Research Institute. DPC-U1 and -U2 have a large current, forced flow cooling, cable-in-conduit conductor,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b72e3cce3d049266bebc5882cfc6155a
https://doi.org/10.1016/0011-2275(94)90038-8
https://doi.org/10.1016/0011-2275(94)90038-8
Autor:
Yukio Yasukawa, Hiroshige Ogata, Masataka Nishi, Yoshikazu Takahashi, Y. Wadayama, Tomoyuki Sasaki, Hiroshi Tsuji, Takaaki Isono, Yoshihiko Nunoya, F. Hosono, Makoto Sugimoto, Toshinari Ando, Kiyoshi Yoshida
Publikováno v:
Cryogenics. 34:505-508
The development work of the high-performance Nb3Sn superconducting strand for the Center Solenoid Coil, a high-field large pulse coil, of the International Thermonuclear Experimental Reactor (ITER) have been progressed by Japan Atomic Energy Research
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::093b32c789e9af040918a49dbee6e7dc
https://doi.org/10.1016/s0011-2275(05)80117-1
https://doi.org/10.1016/s0011-2275(05)80117-1
Autor:
F. Hosono, Norikiyo Koizumi, Takaaki Isono, Y. Wadayama, H. Hanawa, T. Sasaki, Hirokazu Tsuji, Masayoshi Sugimoto, Masataka Nishi, T. Ando, Koji Yoshida, H. Tsukamoto
Publikováno v:
IEEE Transactions on Applied Superconductivity. 3:496-499
As the first step in development of the center solenoid (CS) scalable model coil for the International The monuclear Experimental Reactor (ITER), development of a (NbTi)/sub 3/Sn strand with characteristics of high current density and low AC loss was
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::abb00ec130d9a50cc5b368f831a1e5d9
https://doi.org/10.1109/77.233751
https://doi.org/10.1109/77.233751
Publikováno v:
IEEE Transactions on Applied Superconductivity. 3:488-491
The authors investigated the effect of Ti conduit on the critical current in (NbTi)/sub 3/Sn cable-in-conduit conductors in comparison with stainless steel and copper-nickel alloy conduits. Ti has a coefficient of thermal expansion closely matching (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67be419f369b79c53de6478da2c40ef4
https://doi.org/10.1109/77.233749
https://doi.org/10.1109/77.233749
Autor:
Masayoshi Sugimoto, Masataka Nishi, T. Sasaki, Norikiyo Koizumi, F. Hosono, Takaaki Isono, Y. Takahashi, Hirokazu Tsuji, Koji Yoshida, Y. Wadayama, Takeshi Kato, Kiyoshi Okuno, T. Ando
Publikováno v:
IEEE Transactions on Applied Superconductivity. 3:610-613
Japan Atomic Energy Research Institute has developed and tested the 30-kA NbTi Demo Poloidal Coils whose stored energy and inner diameter were 30 MJ and 1 m, respectively. The conductor of these coils consists of Formvar-coated NbTi strands inside th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d95fd2842ed41c9a12fe75a220a5b2c0
https://doi.org/10.1109/77.233779
https://doi.org/10.1109/77.233779