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pro vyhledávání: '"水素泡箱"'
Publikováno v:
航空宇宙技術研究所特別資料: 境界層遷移の解明と制御研究会講演論文集 第29回・第30回 = Special Publication of National Aerospace Laboratory: Proceedings of the 29th and 30th NAL Workshops on Investigation and Control of Boundary-Layer Transition. 56:23-26
Experiments were carried out in a small water tunnel. The formation of vortex street behind cylinders was investigated in Reynolds number range from 20 to 100 by the simultaneous use of hydrogen bubble technique and hot-wire velocimeter. The boundary
Publikováno v:
航空宇宙技術研究所特別資料: 境界層遷移の解明と制御研究会講演論文集 第29回・第30回 = Special Publication of National Aerospace Laboratory: Proceedings of the 29th and 30th NAL Workshops on Investigation and Control of Boundary-Layer Transition. 56:75-76
There is a long-lasting debate about the structure of the wake behind a sphere. It is insisted that the wake is composed of a successive circular vortex ring. Conflicting opinion is that the wake is something like a screw with axis in the flow direct