Completion of all the ITER toroidal field coil structures

Autor: Hideki Kajitani, Tsutomu Hemmi, Masahide Iguchi, Takeru Sakurai, Katsutoshi Takano, Fumiaki Tsutsumi, Kengo Saito, Kazuyuki Sakamoto, Nobuhiko Tanaka, Masataka Nakahira, Takaaki Isono

Publikováno v: Nuclear Fusion, Vol 64, Iss 9, p 096026 (2024)

All 19 ITER toroidal field coil structures (TFCSs) were successfully fabricated by the Japan Domestic Agency with solving technical challenges. This study presents the results of the welding-deformation control process, which is a remarkable challeng

Externí odkaz: https://doaj.org/article/1a56586e4d854b4a94a7c5ed2e4161c8

Results of All ITER TF Full-Size Joint Sample Tests in Japan

Autor: Kazumi Yoshizawa, Mio Nakamoto, Minoru Yamane, Norikiyo Koizumi, Hirotaka Chikaraishi, Shinsaku Imagawa, Shinji Hamaguchi, Tetsuhiro Obana, Hideki Kajitani, Kunihiro Matsui, Suguru Takada, Yasuhiro Uno, Masataka Nakahira

Publikováno v: H. Kajitani et al., "Results of All ITER TF Full-Size Joint Sample Tests in Japan," in IEEE Transactions on Applied Superconductivity, vol. 31, no. 5, pp. 1-5, Aug. 2021, Art no. 4201905, doi: 10.1109/TASC.2021.3064004.

Nine toroidal field (TF) coils have been developed in Japan for the international thermonuclear experimental reactor (ITER). The joint resistance of TF coil should satisfy the requirement of smaller than 3 nano-ohm at 2 T of external magnetic field a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::07a8506d17633409933529da3e6e4f40
https://doi.org/10.1109/tasc.2021.3064004

Compensation for attenuation on ultrasonic testing at TF coil structure of ITER

Autor: Masataka Nakahira, Masahide Iguchi, Takeru Sakurai, Hideki Kajitani, Nobuhiko Tanaka, Masaru Otsuka, Eiko Fujiwara

Publikováno v: Fusion Engineering and Design. 188:113412

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::699c5b266cbeb22edde6659f8b40b292
https://doi.org/10.1016/j.fusengdes.2022.113412

Evaluation of mass production results of cryogenic structural stainless steels for ITER toroidal field coils

Autor: Masahide, Iguchi, Takeru, Sakurai, Tetsuo, Hisashige, Masataka, Nakahira

Publikováno v: IEEE Transaction on Applied Superconductivity.

The National Institutes for Quantum Science and Technology (QST) has been developing new cryogenic structural materials, such as JJ1 stainless, and nitrogen-enhanced 316L stainless, known as 316LN, since the 1980s for increased tensile strength to co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=jairo_______::dcd0c7f818504017b53f0012cd73897f
https://repo.qst.go.jp/records/86112

Development of ITER TF Coil Assembly Technique, Integration of Winding Pack into Coil Case

Autor: Eikou Fujiwara, Kengo Saito, Yuma Kasai, Tsuneaki Minato, Masataka Nakahira, Kazuo Kuno, Kazuyuki Sakamoto, Norikiyo Koizumi, Minoru Yamane, Tatsuya Shimizu, Takashi Baba, Mio Nakamoto

Publikováno v: TEION KOGAKU (Journal of Cryogenics and Superconductivity Society of Japan). 55:400-408

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9386f24234256d0122acd1196afccc28
https://doi.org/10.2221/jcsj.55.400