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Sato, Kazuyoshi; Omori, Junji; Kondoh, Takashi; Hatae, Takaki; Kajita, Shin*; Ishikawa, Masao; Neyatani, Yuzuru; Ebisawa, Katsuyuki*; Kusama, Yoshinori
Fusion Engineering and Design, 84(7-11), p.1713 - 1715, 2009/06
Times Cited Count:1 Percentile:10.22(Nuclear Science & Technology)Engineering analyses have been performed for the representative diagnostic upper port plug of ITER. Maintenance and integration design have been also carried out for the diagnostic components to be installed in the upper port plug. From the electromagnetic and structural analyses, it has come up an important problem to suppress the displacement of the upper port plug rather than to reduce the produced stress. Reducing the EM force will help to decrease the severity of potential displacement. Maximum displacement of the port plug decreases with increasing in the number of slits in a manner that the displacement would seem to be less than the design tolerance. A proposed low body roller and inner frame may enhance maintenance and integration. These studies and designs have established the design basis for the diagnostic upper port plug.
Sato, Kazuyoshi; Omori, Junji; Ebisawa, Katsuyuki*; Kusama, Yoshinori; Neyatani, Yuzuru
Plasma and Fusion Research (Internet), 2, p.S1088_1 - S1088_4, 2007/11
A part of diagnostic device in vacuum vessel is planned to install in the port plug to make sure the line of sight of diagnostics. Only basic concept is shown for the port plug since design of diagnostic devices has not been substantiated yet. The integration design of the port plug has been performed and the structure concept for electro-magnetic and neutron load has been investigated as for the No.11 upper port plug to confirm reliability of the proposed design. Three diagnostics will be installed in the No.11 upper port plug, the edge Thomson scattering system, the visible-IR TV divertor viewing system and the neutron activation system. To integrate theses diagnostic systems in the port plug, it was designed the arrangement of the labyrinth of optical path, the driving mechanism and cooling systems for shutters and mirrors, the maintenance space. The part just behind the blanket shield module (BSM) was changed to secure a space for maintenance and for associated diagnostic first mirror and shutter, whereas this place is assigned for neutron shielding in the present design. The BSM support, which is main component to apply the electro-magnetic load, was arranged with optical path inside BSM.
Nishitani, Takeo; Yamauchi, Michinori; Izumi, Mikio*; Hayakawa, Atsuro*; Ebisawa, Katsuyuki*; Kondoh, Takashi; Kusama, Yoshinori
Fusion Engineering and Design, 82(5-14), p.1192 - 1197, 2007/10
Times Cited Count:5 Percentile:37.19(Nuclear Science & Technology)no abstracts in English
Hatae, Takaki; Nakatsuka, Masahiro*; Yoshida, Hidetsugu*; Ebisawa, Katsuyuki*; Kusama, Yoshinori; Sato, Kazuyoshi; Katsunuma, Atsushi*; Kubomura, Hiroyuki*; Shinobu, Katsuya*
Fusion Science and Technology, 51(2T), p.58 - 61, 2007/02
Times Cited Count:6 Percentile:42.5(Nuclear Science & Technology)no abstracts in English
Ebisawa, Katsuyuki*; Ando, Toshiro; A.E.Costley*; G.Janeschitz*; E.Martin*; Sugie, Tatsuo
Review of Scientific Instruments, 70(1), p.328 - 331, 1999/01
Times Cited Count:2 Percentile:27.57(Instruments & Instrumentation)no abstracts in English
Nishitani, Takeo; L.C.Johnson*; Ebisawa, Katsuyuki*; C.Walker*; Ando, Toshiro; Kasai, Satoshi
Review of Scientific Instruments, 70(1), p.1141 - 1144, 1999/01
Times Cited Count:15 Percentile:68.26(Instruments & Instrumentation)no abstracts in English
Sugie, Tatsuo; Ogawa, Hiroaki; *; *; Ebisawa, Katsuyuki*; Ando, Toshiro; *; Kasai, Satoshi; Nishitani, Takeo
Review of Scientific Instruments, 70(1), p.351 - 354, 1999/01
Times Cited Count:10 Percentile:58.84(Instruments & Instrumentation)no abstracts in English
Sugie, Tatsuo; Ogawa, Hiroaki; *; *; *; Ebisawa, Katsuyuki*; Ando, Toshiro; Kasai, Satoshi
JAERI-Tech 98-047, 195 Pages, 1998/11
no abstracts in English
Nishitani, Takeo; L.C.Johnson*; Ebisawa, Katsuyuki*; C.Walker*; Ando, Toshiro; Kasai, Satoshi
JAERI-Research 98-049, 38 Pages, 1998/08
no abstracts in English
Ebisawa, Katsuyuki*; Ando, Toshiro; A.Costley*; G.Janeschitz*; E.Martin*; Sugie, Tatsuo
Diagnostics for Experimental Thermonuclear Fusion Reactors,2, p.337 - 343, 1998/00
no abstracts in English
Sugie, Tatsuo; Ogawa, Hiroaki; *; *; Ebisawa, Katsuyuki*; Ando, Toshiro; *; Kasai, Satoshi
Proc. of Int. Workshop on Diagnostics for Experimental Fusion Reactors, p.327 - 336, 1998/00
no abstracts in English
Nishitani, Takeo; Ebisawa, Katsuyuki*; C.Walker*; *; Kasai, Satoshi; L.C.Johnson*
Proc. of Int. Workshop on Diagnostics for Experimental Fusion Reactors, p.491 - 500, 1998/00
no abstracts in English
Nishitani, Takeo; Kasai, Satoshi; Iguchi, Tetsuo*; *; Ebisawa, Katsuyuki*; *
Review of Scientific Instruments, 68(1), p.565 - 568, 1997/01
Times Cited Count:5 Percentile:46.16(Instruments & Instrumentation)no abstracts in English
Nishitani, Takeo; Ebisawa, Katsuyuki*; Iguchi, Tetsuo*; Matoba, Toru
Fusion Engineering and Design, 34-35, p.567 - 571, 1997/00
Times Cited Count:13 Percentile:67.93(Nuclear Science & Technology)no abstracts in English
Nishitani, Takeo; Iguchi, Tetsuo*; Ebisawa, Katsuyuki*; *; Kasai, Satoshi
JAERI-Tech 96-038, 29 Pages, 1996/09
no abstracts in English
Yokokura, Kenji; Kasugai, Atsushi; Sakamoto, Keishi; Takahashi, Koji; Tsuneoka, Masaki; Yamamoto, Takumi; Imai, Tsuyoshi; Nagashima, Takashi; Saito, Yasushi*; *; et al.
Purazuma, Kaku Yugo Gakkai-Shi, 71(8), p.760 - 771, 1995/08
no abstracts in English
Kasugai, Atsushi; Yokokura, Kenji; Sakamoto, Keishi; Tsuneoka, Masaki; Yamamoto, Takumi; Imai, Tsuyoshi; Saito, Yasushi*; *; *; Ebisawa, Katsuyuki*
Proceedings of the 19th International Conference on Infrared and Millimeter Waves, 0, p.295 - 296, 1994/00
no abstracts in English
*; Iida, Hiromasa; *; Adachi, Junichi*; ; Ebisawa, Katsuyuki*; *; Fukaya, Kiyoshi; *; *; et al.
JAERI-M 87-219, 336 Pages, 1988/01
no abstracts in English
*; Ozawa, K.; *; *
JAERI-M 85-099, 80 Pages, 1985/07
no abstracts in English
; Seki, Masahiro; *; *; *; *; *; *; *; *; et al.
JAERI-M 85-081, 231 Pages, 1985/07
no abstracts in English