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.

著者

TERADA Torahiko HATTORI Kunio

出版者

東京帝國大學航空研究所

雑誌

東京帝國大學航空研究所報告 = Report of Aeronautical Research Institute, Tokyo Imperial University

巻号頁・発行日

vol.2, no.16, pp.85-112, 1926-05

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資料番号: SA4146409000

著者

TERADA Torahiko HATTORI Kunio

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.2, no.16, pp.86-112,Pl.1-Pl.5, 1926-05

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Ryutai no Undo ni kwansuru iroirono Zikken no Kekkwa wo matometa Hokoku de, mittuno Bubun ni wakarete iru. I. Kuda no Hyomen no Ana kara morederu Ekitai matawa Gasu ga, mawarino omoi Ekitai matawa Gasu no nakawo tatinoboru Moyo wo sirabeta. (1) Garasuno Hako ni Midu wo ire, sono Soko ni oita suyakino Kuda no nakakara, Iro no tuita, karoi Ekitai wo simidasase, sono Eki ga Midu no nakawo noboru Moyo wo, Syasin ni totte sirabeta. Mata, Eki no nobotte yuku ueno honi, Yane no Katati wo sita Waku ni Kire wo hatta mono wo oki, nobotte kita Eki ga Yaneura ni atumari, sorekara Yane wo morete mata nobotte yuku Moyo wo sirabeta. Sorerano Zikken no Kekkwa wo sankosite, Kakunoko no nakani oite aru Kikyu kara Suiso ga morete iru baaini, moreta Gasu ga Yaneura ni tamaru koto ni tuite no Kangae wo nobete aru. (2) Suiso ga, Kuda no Yokogawa ni akete aru, tiisana Ana kara morete iru tokini, sono ueni denkino Hibana wo mottekite, Suiso ni Hi ga tuku tameno Hibana no Iti no Han'i wo sadameta. Mata sono Suiso no nobotte iru ueno honi, Yane no Hinagata wo oite onazi Koto wo sirabeta. Yane ga aru tokiniwa, nai toki ni kurabete harukani takai Tokoro ni aru Hibana de demo tenkwasite, Suiso no Dekuti ni moetuku koto ga wakatta. II. Tyohokeino Hako no nakano Midu no Tairyu wo sirabeta. Hako no Soko no iroirona Basyo ni Dennetuki wo ire, sore ni yotte okoru Midu no Undo wo, Midu no nakani tirasita arumino Kona wo Syasin ni toru koto ni yotte sirabeta. Zikken no Kekkwa wa iroiro-matimatide aru ga, sorerano Kekkwa wo hikkurumete, tugino yona Kangae wo nobeta. Ekitai no Undo de vorticity no aru Baai niwa, sono vorticity ga ikutukano matomatta Udumaki (whirl) wo katatidukuru 'Kuse' (habit) ga aru. Sono Udumaki no Kazu, Ookisa, Iti nado wo sihaisuru aru, mada sirarenai Hosoku, matawa Kisoku ga 'yososareru'. Kono Kangae wo osihiromete, koremade sirete iru iroirono Ekitai-undo no Okorikata ni tuite, onaziyona Kisoku ga okonawarete ori wa sinai ka to iu Mondai wo motidasite aru. III. Tatumaki no Okorikata wo siraberu Mokuteki de, mukasi Vettin ga Kuki de yatta to onaziyona Zikken wo Midu de okonatta. Sosite, Vettin no Baai to wa sukosi tigatta Kekkwa wo eta. Owarini, Sekiyu no Honowo de dekiru Udomaki no Zikken wo nobete aru.

著者

TERADA Torahiko

出版者

Inperial University of Tokyo

雑誌

The Journal of the College of Science, Imperial University of Tokyo, Japan

巻号頁・発行日

vol.44, pp.1-20, 1923-01-24