[OS1-1-5] OS.1-1：乱流，渦，波動 | 39th CFD Symposium

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乱流，渦，波動１．物理モデル：現象のモデリングに関する提案・解析・評価 : OS.1-1：乱流，渦，波動

OS.1-1：乱流，渦，波動

Wed. Dec 17, 2025 9:10 AM - 10:30 AM JST
Wed. Dec 17, 2025 12:10 AM - 1:30 AM UTC

Room A: Main Hall(1st Floor)

Chair:Yutaro Motoori(The University of Osaka)

9:10 AM - 9:30 AM JST(12:10 AM - 12:30 AM UTC)

[OS1-1-5-01]Information-theoretic analysis of velocity and pressure fields in natural and bypass transitions of a three-dimensional boundary layer on a swept plate

*Eitetsu Nakashima¹, Kosuke Nakagawa², Takahiro Tsukahara¹, Ryo Araki¹ (1. Tokyo University of Science, 2. Tohoku University)

9:30 AM - 9:50 AM JST(12:30 AM - 12:50 AM UTC)

[OS1-1-5-02]Flow characteristics and rotational effects of a golf ball and a smooth sphere at supercritical Reynolds number

*Shushi Nakaoka¹, Shota Nishinakagawa¹, Masahide Onuki², Takahiro Sajima², Makoto Tsubokura^1,3 (1. Graduate School of System Informatics, Kobe University, 2. Sumitomo Rubber Industries, 3. RIKEN Center for Computational Science)

9:50 AM - 10:10 AM JST(12:50 AM - 1:10 AM UTC)

[OS1-1-5-03]Mach number dependence of drag reduction effect by streamwise traveling wave-like blowing and suction in turbulent channel flow

*Takaya Suzuki¹, Kyohei Oishi¹, Yusuke Nabae³, Koji Fukagata² (1. Keio University , 2. Keio University, 3. Tokyo University of Science)

10:10 AM - 10:30 AM JST(1:10 AM - 1:30 AM UTC)

[OS1-1-5-04]Developing and Decaying Process of Streamwise Vortices in Blowing and Suction Controlled Turbulent Channel Flow for Drag Reduction

*Shohta Hosouchi¹, Akira Murata¹, Kaoru Iwamoto¹ (1. Tokyo University of Agriculture and Technology)

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