Zobrazeno 1 - 10
of 86
pro vyhledávání: '"Koichiro Ezato"'
Autor:
Hiroki Natsume, Kunpei Nojiri, Shin Kajita, Makoto Fukuda, Tomohiko Ushiki, Hirohiko Tanaka, Tatsuo Sugie, Sin-iti Kitazawa, Takanori Kikuchi, Tomohiro Yokozuka, Noriyasu Ohno, Koichiro Ezato, Takaki Hatae
Publikováno v:
Nuclear Materials and Energy, Vol 33, Iss , Pp 101243- (2022)
The bidirectional reflectance distribution function (BRDF) of recrystallized tungsten mono-blocks exposed to cyclic heat loading for ITER divertor outer vertical target was measured using a goniophotometer at a wavelength of 473 nm. Laser microscope
Externí odkaz:
https://doaj.org/article/48d3116edc9a485591bfa2a2aa390943
Autor:
Hiroki, Natsume, Kunpei, Nojiri, Makoto, Fukuda, Tomohiko, Ushiki, Tatsuo, Sugie, Kitazawa, Sin-iti, Takanori, Kikuchi, Tomohiro, Yokozuka, Koichiro, Ezato, Takaki, Hatae
ITERではタングステン(W)ダイバータ板等で反射した光の混入によるプラズマ発光計測の精度悪化が問題視されており、この反射特性は壁面の表面状態に依存する。本研究では、様々な熱負
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=jairo_______::6a47cd5c1311dfbaffe68368c3f6697a
https://repo.qst.go.jp/records/84409
https://repo.qst.go.jp/records/84409
Tensile properties of CuCrZr tube during mass production for the ITER divertor outer vertical target
ITERダイバータの外側垂直ターゲット（OVT）プロトタイプ及び・実機用のCuCrZr合金-ITERグレード管の量産が、プラズマ対向材料等の他の材料と同様に進行中である。OVT完成後も水漏れ防止
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=jairo_______::28c7b066ade94edd5b0119f335908595
https://repo.qst.go.jp/records/84676
https://repo.qst.go.jp/records/84676
ITERダイバータのプラズマ対向機器、特に日本が調達を担当する外側垂直ターゲット(OVT)の調達スケジュールや設計を紹介するとともに、それを実現するための技術開発状況として、アー
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=jairo_______::2e40e4266b55ab4daee114a76ce0f17c
https://repo.qst.go.jp/records/84649
https://repo.qst.go.jp/records/84649
Tensile Properties of CuCrZr Tube during Mass Production for the ITER Divertor Outer Vertical Target
Publikováno v:
Plasma and Fusion Research. 17:2405080-2405080
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5e071a989161216f8da34511eb202e4a
https://doi.org/10.1585/pfr.17.2405080
https://doi.org/10.1585/pfr.17.2405080
Autor:
Koichiro Ezato, T. Hirai, Kenji Yokoyama, Yohji Seki, Hirokazu Yamada, Tomoyuki Hirayama, Satoshi Suzuki
Publikováno v:
Fusion Engineering and Design. 136:420-425
ITER divertor outer vertical target (OVT) consists of 22 plasma facing units (PFUs) and 2 stainless support structures (SSSs) including a complex internal structure for coolant water. Pressure drop and flow rate in each PFU are identified as importan
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::69b7b6c4be5519843e4de4a4bce6c105
https://doi.org/10.1016/j.fusengdes.2018.02.073
https://doi.org/10.1016/j.fusengdes.2018.02.073
Autor:
Yohji, Seki, Koichiro, Ezato, Satoshi, Suzuki, Kenji, Yokoyama, Hirokazu, Yamada, Tomoyuki, Hirayama
Publikováno v:
Fusion Engineering and Design. 136:420-425
ITER divertor outer vertical target (OVT) consists of 22 plasma facing units (PFUs) and 2 stainless support structures (SSSs) including a complex internal structure for coolant water. Pressure drop and flow rate in each PFU are identified as importan
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=jairo_______::e9991da00389ff194486da0e5efb0b54
https://repo.qst.go.jp/records/74936
https://repo.qst.go.jp/records/74936
Autor:
Tomoyuki Hirayama, Yohji Seki, Hirokazu Yamada, S. Suzuki, Koichiro Ezato, T. Hirai, Frederic Escourbiac
Publikováno v:
Fusion Engineering and Design. 136:683-689
The refined design of full-W ITER divertor outer vertical targets (OVT) has the combination of plasma-facing units (PFUs) variants with bevelled W monoblocks to prevent leading edge overheating. Full-length PFU prototypes have withstood against the r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6fb21936cda840eeb26d87cf504bfd3d
https://doi.org/10.1016/j.fusengdes.2018.03.057
https://doi.org/10.1016/j.fusengdes.2018.03.057
Autor:
Koichiro Ezato, M. Tokitani, T. Hotta, Suguru Masuzaki, Masato Akiba, Mikio Enoeda, Akira Kurumada, Katsumasa Nakamura, S. Suzuki, Kazutoshi Tokunaga, K. Araki, Makoto Hasegawa
Publikováno v:
Fusion Engineering and Design. 136:1624-1628
Tungsten coating with a thickness of 1 mm on reduced-activation ferritic/martensitic steel (RAF/M) F82H (Fe-8Cr-2W), which is a leading structural material candidate for DEMO, have been produced by Atmospheric Plasma Spraying (APS) and Vacuum Plasma
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2203afe7613020181c4dad9a31e081b4
https://doi.org/10.1016/j.fusengdes.2018.05.073
https://doi.org/10.1016/j.fusengdes.2018.05.073
Publikováno v:
RADIOISOTOPES. 67:191-194
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c53e1f1bd4d2c6cef97dd2a17b20ad7f
https://doi.org/10.3769/radioisotopes.67.191
https://doi.org/10.3769/radioisotopes.67.191