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低速における自然層流翼NLAM78の基本特性と層流制御特性
https://jaxa.repo.nii.ac.jp/records/42561
https://jaxa.repo.nii.ac.jp/records/42561623fb5c8-6e60-402b-8dd9-4b5466ba8571
名前 / ファイル | ライセンス | アクション |
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naltm0000761.pdf (13.0 MB)
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Item type | テクニカルレポート / Technical Report(1) | |||||
---|---|---|---|---|---|---|
公開日 | 2015-03-26 | |||||
タイトル | ||||||
タイトル | 低速における自然層流翼NLAM78の基本特性と層流制御特性 | |||||
言語 | ||||||
言語 | jpn | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 層流 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 空力特性 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 低速 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 吸い込み | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 風洞試験 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 遷音速 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 抵抗低減 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 揚力 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 圧力分布 | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | laminar flow airfoil | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | aerodynamic characteristic | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | low speed | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | suction | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | wind tunnel test | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | transonic flow | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | drag reduction | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | lift | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | pressure distribution | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_18gh | |||||
資源タイプ | technical report | |||||
その他のタイトル(英) | ||||||
その他のタイトル | Aerodynamic characteristics of a NLF airfoil section (NLAM78) with and without suction at low speeds | |||||
著者 |
石田, 洋治
× 石田, 洋治× 野口, 正芳× Ishida, Yoji× Noguchi, Masayoshi |
|||||
著者所属 | ||||||
航空宇宙技術研究所 風洞技術開発センター | ||||||
著者所属 | ||||||
航空宇宙技術研究所 次世代超音速機プロジェクトセンター | ||||||
著者所属(英) | ||||||
en | ||||||
National Aerospace Laboratory Wind Tunnel Technology Center | ||||||
著者所属(英) | ||||||
en | ||||||
National Aerospace Laboratory Next Generation Supersonic Transport Project Center | ||||||
出版者 | ||||||
出版者 | 航空宇宙技術研究所 | |||||
出版者(英) | ||||||
出版者 | National Aerospace Laboratory (NAL) | |||||
書誌情報 |
航空宇宙技術研究所資料 en : Technical Memorandum of National Aerospace Laboratory 巻 761, 発行日 2001-10 |
|||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 自然層流翼NLAM78の低速における基本特性と層流制御特性を調べるために試験を行なった。この翼型はマッハ数0.78を設計マッハ数とする遷音速自然層流翼であり、マッハ数0.6から0.85までの遷音速特性は文献1と2で報告されている。今回は低速域の基本特性として、まず様々な仰角の下で風速を20, 40, 60m/secと変えて、吸い込みなしの場合の翼表面圧力分布、および揚力と抵抗を測定した。層流翼型としての特性は弱いながらも保たれていた。また吸い込み試験もほぼ同じ条件で行なわれたが、ほぼ全ての試験条件において吸込みは抵抗低減に有効であった。 | |||||
抄録(英) | ||||||
内容記述タイプ | Other | |||||
内容記述 | Wind tunnel tests have been executed to investigate the low speed aerodynamic characteristics of a Natural Laminar Flow (NLF) airfoil, NLAM78. The NLAM78 was originally designed as a transonic NLF airfoil with the design Mach number of 0.78 whose aerodynamic characteristics for Mach numbers between 0.6 and 0.85 were reported in references 1 and 2. Lift and drag coefficients as well as surface pressure distribution were measured at wind velocities V infinity of 20, 40 and 60 m/s for various angles of attack. The characteristics of NLF airfoil were weakly observed at low speeds. Suction tests were also conduced under almost the same conditions as non-suction ones, which verified large drag reduction for almost all test conditions. | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 0452-2982 | |||||
書誌レコードID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AN00314334 | |||||
資料番号 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 資料番号: AA0032793000 | |||||
レポート番号 | ||||||
内容記述タイプ | Other | |||||
内容記述 | レポート番号: NAL TM-761 |