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励起された二次元噴流場の秩序渦構造
https://jaxa.repo.nii.ac.jp/records/43476
https://jaxa.repo.nii.ac.jp/records/434761e1cffd5-0704-4307-ad77-7ba60408afc7
名前 / ファイル | ライセンス | アクション |
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nalsp0015002.pdf (439.6 kB)
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Item type | テクニカルレポート / Technical Report(1) | |||||
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公開日 | 2015-03-26 | |||||
タイトル | ||||||
タイトル | 励起された二次元噴流場の秩序渦構造 | |||||
言語 | ||||||
言語 | jpn | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | jet; transition; conditional sampling; acoustic excitation; vorticity; convection velocity | |||||
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 | Coherent Vortex Structure in a Two-Dimensional Excited Jet | |||||
著者 |
蒔田, 秀治
× 蒔田, 秀治× 松元, 毅× 佐々, 浩司× Makita, Hideharu× Matsumoto, Takeshi× Sassa, Koji |
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著者所属 | ||||||
豊橋技術科学大学 | ||||||
著者所属 | ||||||
豊橋技術科学大学 | ||||||
著者所属 | ||||||
豊橋技術科学大学 | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Energy Engineering, Toyohashi University | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Energy Engineering, Toyohashi University | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Energy Engineering, Toyohashi University | ||||||
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特別資料 en : Special Publication of National Aerospace Laboratory SP-15 巻 15, p. 5-10, 発行日 1991-09 |
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抄録(英) | ||||||
内容記述タイプ | Other | |||||
内容記述 | Experimental investigation was made for the structure of coherent vortices in a two-dimensional excited jet with a parabolic velocity distribution. Two characteristic modes of velocity fluctuation in the two-dimensional jet, i,e. the symmetrical and anti-symmetrical mode, were acoustically excited to improve the reproducibility in appearance of the vortex arrangement in each exciting mode. The employment of conditional sampling and phase averaging for the hot-wire outputs made it possible to catch the coherent vortex arrangements was clearly observed in vorticity contour maps. In each exciting mode, the convection velocity determined by the vorticity contour map was kept almost constant during the coherent vortex traveled downstream through the linear interaction, nonlinear interaction and randomizing regions. | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 0289-260X | |||||
書誌レコードID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AN10097345 | |||||
資料番号 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 資料番号: NALSP0015002 | |||||
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 SP-15 |