著者

TERADA Torahiko

出版者

宇宙航空研究開発機構

雑誌

東京帝國大學航空研究所報告

巻号頁・発行日

vol.3, no.31, pp.1-47,Pl.1-Pl.5, 1928-01

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(1) Ryutai no usui suiheina So ni Nagare ga aru Baai ni, mosi So no ue-sitano Ondo no Tigai no tameni Tairyu ga okoruto, Ryutai no Undo wa kisoku-tadasiku tagaini heikoni naranda syukitekino tutu-gatano (columnar, cylindrical) Udu no Retu to natte arawareru. Kono Udu no Undo no Moyo wo yaya kuwasiku sirabeta Kekkwa no aramasi wo nobete aru. (2) Mata, Midu wo ireta sikakuna Utuwa no Yokokabe wo atatameru Baai nimo, tekitona Dyoken no moto niwa, mae to onaziyona Udu no Retu ga suityokuna Kabe ni sote tateni dekiru. Kono Gensyo no okoru tameno Dyoken, dekita Udu no Ookisa wo kimeru Dyoken nado wo sirabeta. (3) Marui tutu-gatano Soto-kabe no nakani marui tutu-gatano Hasira no aru Utuwa wo mo tukatta. Sosite, utigawano Hasira wo naka kara atatameruto, maeno Zikken de mita yona syukitekino Udu no Kuda ga Utuwa no Soko ni Karakasa-gata (radial) ni deki, sore ga Hasira ni sote suityokuni nobori, sorekara Midu no Hyomen ni sote gyakuno Muki ni susumu Koto wo mita. (4) Marui Katati wo sita Nemoto (base) kara moe-agaru arukoruno Hono no Mawari nimo (3) no Baai to onazi Syurui no Udu ga dekiru rasii. (5) Maeno (4) no Paai to nita Baai to site, marui Utuwa no tairana Soko-ita no mannakano marui Menseki wo atatameta Toki ni, sono Menseki no tikakuni okoru Midu no Undo wo sirabeta, Mata, sono Baai ni okoru Midu no Ondo no Kawarikata (fluctuation) wo sirabeta. (6) Izyono Zikken no Kekkwa, narabini Tyosya ga koremadeni kono Kenkyuzyo de okonatta Ryutai no Undo ni kwansuru iroirono Zikken no Kekkwa wo hikkurumete, Ryutai no Undo ni kyotuna aru Tokutyo wo ronzita. Sosite, kono yona Udu no Undo no Tokutyo ni yotte omoi-oyobosareru Ippan-Buturigaku no Konpon-mondai to no Tunagari (analogy) ni tuite nobeta. (7) Owarini, kokode zikkentekini sirabeta to onaziyona Gensyo ga Sizenkai ni oitemo, Taiki (atmosphere) ya Umi no Midu no naka nimo okotte iru de aro to kangaete, probable na Baai wo ikutuka agete oita. Sonohoka nimo iroirono igwaina Homen ni Ooyo ga dekiuru Koto ni tuite Tikyubuturigakusya, Tisitugakusya, Kogakusya tati no Tyui wo unagasite oita.