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Takeda, Nobukazu; Nakahira, Masataka; Tada, Eisuke; Fujita, Satoshi*; Fujita, Takafumi*
Nihon Jishin Kogakkai Rombunshu (Internet), 4(3), p.298 - 304, 2004/04
ITER is a Tokamak-type international fusion experimental device composed of superconducting magnets, a vacuum vessel, and so on. These are operated at a quie wide temperature ranging from 4K to 200 degree C. For this, multiple plates have been chosen as the machine support so as to peovide flexibility in the radial direction while keeping high rigidity vertically. This results in a low natural frequency of around 4Hz in the horizontal direction. Since those structures are designed in accordance with the IAEA seismic acceleration of 0.2g as a reference, a seismic isolation is required if earthquake-proof larger than 0.2g is necessary. Considering these conditions, analytical and experimental studies have been conducted to characterize the ITER dynamic response in Japan. This paper outlines the latest status on seismic design for ITER in Japan and evaluation on tokamak dynamic response and verification tests using scaled tokamak model.
Arai, Takashi; Shimizu, Masatsugu
Purazuma, Kaku Yugo Gakkai-Shi, 71(8), p.726 - 731, 1995/08
no abstracts in English
Ogiwara, Norio
JAERI-M 91-007, 151 Pages, 1991/02
no abstracts in English
Nishio, Satoshi;
IEEE Transactions on Magnetics, 26(2), p.865 - 868, 1990/03
Times Cited Count:14 Percentile:74.76(Engineering, Electrical & Electronic)no abstracts in English
Nishio, Satoshi;
Denjiryoku Kanren No Dainamikkusu Shimpojiumu Koen Rombunshu, p.189 - 196, 1989/00
no abstracts in English
Comments Plasma Phys.Controll.Fus., 26(1A), p.117 - 122, 1984/00
no abstracts in English
; ; ; *; *; *
Nucl.Eng.Des., 71, p.161 - 172, 1982/00
Times Cited Count:5 Percentile:53.32(Nuclear Science & Technology)no abstracts in English
Matsuda, Shinzaburo
Japanese Journal of Applied Physics, 12(6), p.903 - 907, 1973/06
Times Cited Count:2no abstracts in English