2024年

学術雑誌論文

  • T. Tsukahara, T. Ishigami, and M. Irikura, "Deep learning estimation of scalar source distance for different turbulent and molecular diffusion environments," J. Fluid Sci. & Tech., 19(2) (2024), JFST0020. [Online Journal (Open Access)]

解説・展望記事

国際会議発表

  • T. Tsukahara, S. Okazaki, K. Nakagawa, T. Ishida, "Turbulent spot growth in swept-flat-plate boundary layer," The 69th Workshop on Investigation and Control of Transition to Turbulence, Nagano, Japan, Mar. 10-11 (2024).

国内会議発表,その他

  • 中島 英哲,塚原 隆裕,“U-LSTMを用いた粘弾性乱流の構成応力予測”,第39回生研TSFDシンポジウム 乱流シミュレーションと流れの設計,東京,3月11日 (2024).
  • 奥須賀 康佑,塚原 隆裕,長谷川 洋介,“ゼブラフィッシュ胚における血管リモデリング前後の血行動態の3次元数値解析”,第39回生研TSFDシンポジウム 乱流シミュレーションと流れの設計,東京,3月11日 (2024).

2023年

学術雑誌論文

  • K. Nakagawa, T. Ishida, and T. Tsukahara, "Effects of freestream turbulence on the secondary instability of the roughness-induced crossflow vortex in swept flat plate boundary layers," Int. J. Heat & Fluid Flow, 102 (2023), 109161. [Online Journal (Open Access)]
  • T. Homma, T. Yamashita, R. Wada, K. Kawazu, K. Kurose, T. Tsukahara, and I. Ueno, "Multicellular structures in thin free liquid films induced by thermocapillary effect," J. Colloid & Interface Sci., 641 (2023), 187-196. [Online Journal]
  • S. Hara, K. Watanabe, Y. Kaiho, T. Tsukahara, and Y. Kawaguchi, "Dissimilar turbulent momentum and heat transfer associated with viscoelastic vibration in channel flow," Int. J. Heat & Mass Transfer, 207 (2023), 123991. [Online Journal]
  • K. Nakagawa, T. Tsukahara, and T. Ishida, "DNS study on turbulent transition induced by an interaction between freestream turbulence and cylindrical roughness in swept flat-plate boundary layer," Aerospace, 10(2) (2023), 128. [Online Journal (Open Access)]

解説・展望記事

  • 塚原 隆裕,”乱流遷移解明から機械学習応用まで(東京理科大学,塚原研究室)”,日本機械学会流体工学部門「ラボにおじゃまします!(研究室紹介)」,2023年12月.[Online Page (Open Access)]

国際会議発表

  • R. Araki, "How forgetful is turbulent cascade?," Dynamics Days 2023 (DD2023), Tokyo, Japan, Dec. 4-8 (2023).
  • T. Tsukahara, "Deep neural network surrogate model for predicting viscoelastic channel flows," The 9th Asian Symposium on Computational Heat Transfer and Fluid Flow (ASCHT2023), Thuwal, Saudi Arabia, Dec. 4-6 (2023), ASCHT2023-112.
  • K. Nakagawa, T. Ishida, T. Tsukahara, "Investigation of the transition process due to cylindrical roughness and freestream turbulence in the swept flate plate bary layer," The 68th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Oct. 24-25 (2023).
  • K. Kohyama, T. Tsukahara, "Turbulent-laminar coexisting structures and traveling waves in annular Couette flows at low Reynolds number," The 68th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Oct. 24-25 (2023).
  • S. Someya and T. Tsukahara, "CNN for scalar-source distance estimation in grid-generated turbulence," In: Proc. of the 33rd Int. Symp. on Transport Phenomena (ISTP33), Kumamoto, Japan, Sep. 24-27 (2023), 130, 8 pages.
  • T. Takahashi and T. Tsukahara, "Two-stage instability in viscoelastic rotating plane Couette flow," In: Proc. of the 33rd Int. Symp. on Transport Phenomena (ISTP33), Kumamoto, Japan, Sep. 24-27 (2023), 78, 4 pages.
  • T. Ishigami, M. Irikura, and T. Tsukahara, "Point source estimation via deep learning for passive scalar turbulent diffusion," In: Proc. the 10th Int. Symp. on Turbulence, Heat & Mass Transfer (THMT10), Rome, Italy, Sep. 11-15 (2023), pp. 357-360.
  • Y. Matsukawa and T. Tsukahara, "Parameter dependence of switching between supercritical and subcritical turbulent transitions in inner-cylinder rotating or-Couette-Poiseuille flow," In: Proc. the 10th Int. Symp. on Turbulence, Heat & Mass Transfer (THMT10), Rome, Italy, Sep. 11-15 (2023), pp. 97-100.
  • K. Nakagawa, T. Ishida, and T. Tsukahara, "Premature secondary instabilities induced by freestream turbulence in swept flat plate boundary layer," In: Proc. the 10th Int. Symp. on Turbulence, Heat & Mass Transfer (THMT10), Rome, Italy, Sep. 11-15 (2023), pp. 73-76.
  • K. Kohyama and T. Tsukahara, "Reproducing turbulent puff split and decay in transitional annular flow by a two-variable stochastic model," In: Proc. the 10th Int. Symp. on Turbulence, Heat & Mass Transfer (THMT10), Rome, Italy, Sep. 11-15 (2023).
  • K. Kohyama and T. Tsukahara, "Turbulence maintenance limitation at low Reynolds number in annular Couette flow with very small radius ratios," In: Abst. of the 18th EUROMECH European Turbulence Conf. (ETC18), Valencia, Spain, Sep. 4-6 (2023), 504 (1 page).
  • K. Nakagawa, T. Ishida, and T. Tsukahara, "Parametric study on the effects of cylindrical cavities on transition in the Falkner-Skan-Cooke boundary layer," In: Abst. of the 18th EUROMECH European Turbulence Conf. (ETC18), Valencia, Spain, Sep. 4-6 (2023), 147 (1 page).
  • T. Tsukahara, "Deep learning estimation of scalar source in turbulence," AJKFED2023 (The ASME-JSME-KSME Joint Fluids Engineering Conf.), Osaka, Japan, July 9-13 (2023). [Invited Talk]
  • T. Nimura, T. Kawata, T. Tsukahara, "Vortex modulation and instability due to viscoelasticity in wall-bounded shear flow," AJKFED2023 (The ASME-JSME-KSME Joint Fluids Engineering Conf.), Osaka, Japan, July 9-13 (2023).
  • K. Kohyama, T. Tsukahara, "Reproducing spatio-temporal intermittency of turbulent puffs with Domany-Kinzel model," 22nd Int. Couette-Taylor Workshop (ICTW22), Barcelona, Spain, June 28-30 (2023).
  • Y. Matsukawa, T. Tsukahara, "Different flow state transition processes of Taylor-Couette-Poiseuille flow based on Taylor vortex," 22nd Int. Couette-Taylor Workshop (ICTW22), Barcelona, Spain, June 28-30 (2023).
  • T. Tsukahara, "Photoactivated capillary flow for advanced droplet manipulation: a numerical study," 8th Annual Conf. of AnalytiX-2023, Osaka, Japan, May 17-19 (2023). [Invited Talk]
  • Y. Matsukawa, T. Tsukahara, "Direct numerical simulations of Taylor-Couette-Poiseuille flows at high radius ratios: classification of flow state transition processes," The 67th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Mar. 29-30 (2023).
  • Y. Horimoto, K. Yatsushiro, T. Tsukahara, "Turbulence-laminar transition of annular Poiseuille flow depending on diameter ratio and eccentricity," The 67th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Mar. 29-30 (2023).
  • T. Nimura, T. Kawata, T. Tsukahara, "Vortex modulation and instability due to viscoelasticity in wall-bounded shear flow," The 67th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Mar. 29-30 (2023).
  • T. Kawata, T. Tsukahara, "Forward and inverse interscale energy transports in a turbulent plane Couette flow," The 67th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Mar. 29-30 (2023).

国内会議発表,その他

  • 髙橋 拓海,荒木 亮,塚原 隆裕,“粘弾性壁乱流における構成応力予測のためのU-Net学習器の汎化性能”,第37回数値流体力学シンポジウム,名古屋,12月15-17日 (2023),3519-22-01.
  • 太田 佑,Revela Yaroslav,Liu Zhuchen,塚原 隆裕,長谷川 洋介,“有限測定データを用いたPODに基づく速度場の推定とAR可視化”,第37回数値流体力学シンポジウム,名古屋,12月15-17日 (2023),3014-16-01.
  • 染谷 駿介,荒木 亮,塚原 隆裕,“格子乱流中におけるスカラー拡散源距離のCNN応用推定法”,第37回数値流体力学シンポジウム,名古屋,12月15-17日 (2023),2509-12-01.
  • 荒木 亮,ボス ウォルター,後藤 晋,“空間局所にのみ非線形相互作用するNavier-Stokes乱流”,第37回数値流体力学シンポジウム,名古屋,12月15-17日 (2023),2005-08-04,3 pages.
  • 渡辺 勇翔,中川 皓介,石田 貴大,塚原 隆裕,“回転円柱粗さを有する三次元後退平板境界層の乱流遷移過程に関する直接数値解析”,第61回飛行機シンポジウム講演集,北九州,11月15日-17日 (2023),JSASS-2023-5163,7 pages.
  • 岡崎 将太郎,中川 皓介,石田 貴大,塚原 隆裕,“横流れ不安定性が乱流斑点の成長過程へ与える影響に関する研究”,第61回飛行機シンポジウム講演集,北九州,11月15日-17日 (2023),JSASS-2023-5162,6 pages.
  • 新開 壮希,中川 皓介,石田 貴大,塚原 隆裕,“2次元キャビティが後退平板境界層の乱流遷移過程に及ぼす影響”,第61回飛行機シンポジウム講演集,北九州,11月15日-17日 (2023),JSASS-2023-5161,7 pages.
  • 岩本 直樹,“剥離を伴う翼型周りの圧力分布簡易推算法に関する研究”,第61回飛行機シンポジウム講演集,北九州,11月15日-17日 (2023),JSASS-2023-5159,5 pages.
  • 中川 皓介,塚原 隆裕,“後退平板境界層における横流れ渦と主流乱れの相互作用による乱流遷移の直接数値解析”,東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC,56(4) (2023),pp. 64-73. [Open Access]
  • 塚原 隆裕,“層流-乱流の亜臨界遷移~低Reでの乱流維持抑制~,各種乱流現象の機械学習~スカラ場や粘弾性推定~”,一般社団法人 日本機械学会 RC297「カーボンニュートラルに貢献する熱流体技術の開発に向けた産学ネットワーキングのための研究分科会」第三回分科会,静岡大学,11月9日 (2023).[招待講演]
  • 中川 皓介,細井 理央,石田 貴大,塚原 隆裕,“後退平板境界層における円柱粗さと主流乱れによる乱流遷移の数値解析と風洞試験調査”,日本流体力学会年会2023 講演論文集,東京,9月20日-22日 (2023),C9-03,6 pages.
  • 吉田 隼秀,大平 啓介,石田 貴大,塚原 隆裕,“高レイノルズ数・遷音速無限後退翼上の表面分布粗さが乱流遷移に及ぼす影響の調査”,日本流体力学会年会2023 講演論文集,東京,9月20日-22日 (2023),C9-02,5 pages.
  • 松川 裕樹,塚原 隆裕,“Taylor渦流を基にしたTaylor-Couette-Poiseuille流の流動状態遷移過程”,日本流体力学会年会2023 講演論文集,東京,9月20日-22日 (2023),C8-02,4 pages.
  • 髙橋 拓海,塚原 隆裕,“粘弾性流体の回転平面クエット流れにおけるロールセルの二段階成長”,日本流体力学会年会2023 講演論文集,東京,9月20日-22日 (2023),C8-01.
  • 河田 卓也,塚原 隆裕,“平面クエット乱流におけるフーリエモードtriad interactionによるスケール間エネルギー輸送”,日本流体力学会年会2023 講演論文集,東京,9月20日-22日 (2023),E5-02.
  • 塚原 隆裕,“亜臨界遷移の局在乱流を伴う伝熱”,第60回日本伝熱シンポジウム OS:乱流を伴う伝熱研究の進展,博多,5月25-27日 (2023),C111.[基調講演]
  • 垣内 習作,塚原 隆裕,上野 一郎,“矩形型自由液膜内温度差マランゴニ対流における基本定常流のプラントル数依存性”,第60回日本伝熱シンポジウム 講演論文集,博多,5月25日-27日 (2023),H1445, 5 pages.
  • 塚原 隆裕,“乱流×機械学習”,日本機械学会熱工学部門・流体工学部門・計算力学部門合同講習会「機械学習×熱・流体工学の最先端(No.23-20),オンライン,3月24日 (2023).[招待講演]
  • 神山 一貴,塚原 隆裕,“有向浸透現象モデルによる乱流パフの再現”,日本物理学会 2023年春季大会,(オンライン開催),3月22-25日 (2023).
  • 大西 諒,太田 佑,塚原 隆裕,D. Henzel,X. Han,大澤 崇行,長谷川 洋介,“非一様流における移動センサを用いたスカラー源探査手法に関する研究”,第38回生研TSFDシンポジウム,東京,3月9日 (2023), 5 pages.
  • 仁村 友洋,河田 卓也,塚原 隆裕,“平面クエット流れにおける粘弾性に起因する渦変調と不安定性に関する研究”,第38回生研TSFDシンポジウム,東京,3月9日 (2023),2 pages.

2022年

学術雑誌論文

  • T. Ishigami, M. Irikura, and T. Tsukahara, "Applicability of convolutional neural network for estimation of turbulent diffusion distance from source point," Processes, 10(12) (2022), 2545. [Online Journal (Open Access)]
  • T. Ishida, K. Ohira, R. Hosoi, N. Tokugawa, and T. Tsukahara, "Numerical and experimental analysis of three-dimensional boundary-layer transition induced by isolated cylindrical roughness elements," Int. J. Aeronaut. & Space Sci., 23(4) (2022), 649-659. [Online Journal (Open Access)]
  • K. Kohyama, M. Sano, and T. Tsukahara, "Sidewall effect on turbulent band in subcritical transition of high-aspect-ratio duct flow," Phys. Fluids, 34 (2022), 084112. [Online Journal (Open Access)]
  • T. Kawata and T. Tsukahara, "Spectral analysis on dissimilarity between turbulent momentum and heat transfers in plane Couette turbulence," Phys. Fluids, 34 (2022), 075135. [Online Journal (Open Access)]
  • Y. Matsukawa and T. Tsukahara, "Subcritical transition of Taylor-Couette-Poiseuille flow at high radius ratio" Phys. Fluids, 34 (2022), 074109. [Online Journal (Open Access)]
  • T. Kawata and T. Tsukahara, "Spectral analysis on transport budgets of turbulent heat fluxes in plane Couette turbulence," Energies, 15(14) (2022), 5258. [Online Journal (Open Access)]
  • T. Nimura and T. Tsukahara, "Viscoelasticity-induced instability in plane Couette flow at very low Reynolds number," Fluids, 7(7) (2022), 241. [Online Journal (Open Access)]
  • T. Ishigami, M. Irikura, T. Tsukahara, "Machine learning to estimate the mass-diffusion distance from a point source under turbulent conditions," Processes, 10(5) (2022), 860. [Online Journal (Open Access)] Editor's Choice article
  • T. Ishida, T. Tsukahara, N. Tokugawa, "Parameter effects of spanwise-arrayed cylindrical roughness elements on transition in the Falkner-Skan-Cooke boundary layer," Trans. Japan Soc. Aeronaut. & Space Sci., 65(2) (2022), 84-94. [Online Journal (Open Access)]

解説・展望記事

  • 塚原 隆裕,”粘弾性流体や乱流拡散を対象とした深層学習”,日本機械学会流体工学部門ニュースレター「流れ」,2022年11月号 (2022).[Online Page (Open Access)]
  • 塚原 隆裕,福留 功二,“亜臨界遷移の“局在乱流”熱伝達”,日本伝熱力学会誌「伝熱」,第61巻 第257号 (2022),50-56.[Online Journal (Open Access)]
  • 塚原 隆裕,機械工学年鑑2022:7. 流体工学 > 7.2 乱流 > 7.2.1 数値計算,日本機械学会,2022年8月.[Online Page (Open Access)]

国際会議発表

  • T. Kurihara, T. Ishigami, and T. Tsukahara, "Inter- and extra-polations of source estimation by CNN to identify a scalar point source in turbulent channel flow," In: Proc. of 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4119 (7 pages).
  • R. Onishi, T. Tsukahara, D. Henzel, T. Osawa, and Y. Hasegawa, "Research on scalar source search by physics-informed neural network and a robot with a sensor," In: Proc. of 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4118 (5 pages).
  • T. Takahashi, T. Nimura, and T. Tsukahara, "Flow pattern of rotating plane Couette flow at low Reynolds number with viscoelastic fluid," In: Proc. 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4065 (6 pages).
  • S. Someya, T. Ishigami, and T. Tsukahara, "CNN-based estimation of scalar diffusion source distance under grid-generated turbulence," In: Proc. 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4054 (7 pages).
  • D. Yamamoto, T. Tsukahara, and Y. Fujino, "Numerical study on impact of thinner strut thickness on blood flow using stent structural analysis," In: Proc. 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4047 (6 pages).
  • Y. Matsukawa and T. Tsukahara, "Different transition processes of Taylor-Couette-Poiseuille flow based on modulated wavy Taylor vortex," In: Proc. 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4028 (5 pages).
  • M. Tashiro and T. Tsukahara, "Prediction of constitutive stress for viscoelastic fluid turbulence with LSTM," In: Proc. 9th Asian Joint Workshop on Thermophysics and Fluid Science (AJWTF2022), Utsunomiya, Japan, Nov. 27-30 (2022), 4023 (5 pages).
  • Y. Matsukawa and T. Tsukahara, "Laminarization in subcritical Taylor-Couette-Poiseuille flow with increasing pressure gradient," In: Proc. of Nineteenth Int. Conf. on Flow Dynamics (ICFD2022), Sendai, Japan, Nov. 9-11 (2022), pp. 732-735.
  • S. Okazaki, K. Nakagawa, T. Ishida, and T. Tsukahara, "Numerical study on development of a turbulent spot in the swept-flat-plate three-dimensional boundary layer," In: Proc. the 2022 Asia-Pacific Int. Symp. Aerospace Technology (APISAT2022), Niigata, Japan, (Hybrid Event), Octy. 12-14 (2022), S46-5 (5 pages).
  • J. Hiraga, K. Nakagawa, T. Ishida, and T. Tsukahara, "Effect of distributed roughness on turbulent transition in the three-dimensional boundary layer," In: Proc. the 2022 Asia-Pacific Int. Symp. Aerospace Technology (APISAT2022), Niigata, Japan, (Hybrid Event), Oct. 12-14 (2022), S46-4 (4 pages).
  • S. Shinkai, K. Nakagawa, T. Ishida, and T. Tsukahara, "Direct numerical simulation of turbulent transition in swept-flat-plate boundary layer over a cavity," In: Proc. the 2022 Asia-Pacific Int. Symp. Aerospace Technology (APISAT2022), Niigata, Japan, (Hybrid Event), Oct. 12-14 (2022), S46-3 (6 pages).
  • R. Hosoi, T. Ishida, N. Tokugawa, and T. Tsukahara, "Experimental study on the variation of transition point in a swept flat plate boundary layer with cylindrical roughness elements," In: Proc. the 2022 Asia-Pacific Int. Symp. Aerospace Technology (APISAT2022), Niigata, Japan, (Hybrid Event), Oct. 12-14 (2022), S46-2 (5 pages).
  • K. Nakagawa, T. Ishida, and T. Tsukahara, "Transition process of crossflow vortices due to the cylindrical roughness and cavity in the three-dimensional boundary layer," In: Proc. the 2022 Asia-Pacific Int. Symp. Aerospace Technology (APISAT2022), Niigata, Japan, (Hybrid Event), Oct. 12-14 (2022), S46-1 (6 pages).
  • K. Kohyama, T. Tsukahara, K. Tamai, and M. Sano, "Effect of the presence or absence of sidewalls on the subcritical transition of channel flow and the directed percolation phenomena," The 66th Workshop on Investigation and Control of Transition to Turbulence, Tokyo, Japan, Sep. 25-26 (2022).
  • K. Yatsushiro, Y. Horimoto, and T. Tsukahara, "Visualization of intermittent turbulent structure in eccentric annular pipe flow," In: Proc. the 13th Pacific Symp. on Flow Visualization and Image Processing (PSFVIP13), Tokyo, Japan, (Hybrid Event), Aug. 7-10 (2022), 7 (5 pages).
  • M. Tashiro and T. Tsukahara, "DNS-CNN simulation of viscoelastic turbulent flow using U-Net," The 15th World Congress in Computational Mechanics & 8th Asian Pacific Congress on Computational Mechanics (WCCM-APCOM 2022), Yokohama, Japan (Online), July 31 - Aug. 5 (2022), 1348.
  • K. Nakagawa, T. Ishida, and T. Tsukahara, "Freestream-turbulence independence of secondary instability of cross-flow vortices in swept-flat-plate boundary layer," In: Proc. the 12th Int. Symp. on Turbulence and Shear Flow Phenomena (TSFP12), Osaka, Japan (Online), Jul. 19-22 (2022), 186 (6 pages).
  • K. Kohyama, M. Sano, K. Tamai, and T. Tsukahara, "Directed percolation phenomena in subcritical transtion of high-aspect-ratio duct flow," In: Proc. the 12th Int. Symp. on Turbulence and Shear Flow Phenomena (TSFP12), Osaka, Japan (Online), Jul. 19-22 (2022), 312 (6 pages).
  • K. Fukudome, H. Mamori, T. Tsukahara, and M. Yamamoto, "Growing turbulent spot in plane Couette flow provides dissimilarity between momentum and heat transfers," In: Proc. the 12th Int. Symp. on Turbulence and Shear Flow Phenomena (TSFP12), Osaka, Japan (Online), Jul. 19-22 (2022), 369 (5 pages).
  • T. Tsukahara, "Subcritical transitions of channel flows: Patterning of localized turbulence," IISc-TUS Joint Webinar, Online, Jun. 9 (2022). [Invited Talk]

国内会議発表,その他

  • 八代 康平,堀本 康文,塚原 隆裕,“同心/偏心環状Poiseuille流の3次元間欠構造およびその流動様式”,日本機械学会 第100期 流体工学部門講演会 講演論文集,熊本,11月12日-13日 (2022),OS04-07,4 page.
  • 栗原 稔幸,石神 隆寛,塚原 隆裕,“チャネル乱流中のスカラー拡散源位置に関するCNNを用いた回帰推定のDNS検証”,日本機械学会 第100期 流体工学部門講演会 講演論文集,熊本,11月12日-13日 (2022),OS04-15,1 page.
  • 松川 裕樹,塚原 隆裕,“直接数値解析を用いた複合剪断流における亜臨界遷移現象の研究”,東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC,55(4) (2022),pp. 32-41.
  • 田代 雅哉,塚原 隆裕,“LSTMを用いた粘弾性チャネル乱流における構成応力の予測”,日本流体力学会年会2022 講演論文集,京都,9月27日-29日 (2022),3 pages.
  • 高橋 拓海,仁村 友洋,塚原 隆裕,“低レイノルズ数回転平面クエット流れにおける粘弾性流体の不安定性”,日本流体力学会年会2022 講演論文集,京都,9月27日-29日 (2022),4 pages.
  • 松川 裕樹,塚原 隆裕,“Taylor-Couette-Poiseuille流における変調波状Taylor渦流から間欠乱流への亜臨界遷移現象”,日本流体力学会年会2022 講演論文集,京都,9月27日-29日 (2022),3 pages.
  • 河田 卓也,塚原 隆裕,“平面クエット乱流における多重スケール相互作用による乱流エネルギー輸送”,日本流体力学会年会2022 講演論文集,京都,9月27日-29日 (2022),6 pages.
  • 山下 凱也,川津 晃貴,塚原 隆裕,黒瀬 築,上野 一郎,“温度差マランゴニ効果によって誘起される自由液膜内マルチセルラー構造に関する実験的研究”,日本マイクログラビティ応用学会 第34回学術講演会 (JASMAC34),名古屋,9月14-16日 (2022).
  • 塚原 隆裕,“粘弾性流体や乱流拡散を対象とした深層学習”,日本機械学会2022年度年次大会 EFDワークショップ:流体工学とAI,富山,9月11-14日 (2022),W52-03.[招待講演]
  • 松川 裕樹,小野寺 駿,塚原 隆裕,“水平圧力勾配を付加した鉛直平行平板間共存対流の亜臨界遷移パターン”,第59回日本伝熱シンポジウム 講演論文集,岐阜,5月18日-20日 (2022),BPA1432, 6 pages.
  • 山本 大悟,藤野 祐介,塚原 隆裕,“ステントストラット厚さが血流及び血管壁に及ぼす影響評価とストラット厚さの更なる薄型化がもたらす可能性”,第59回日本心血管インターベンション治療学会 関東甲信越地方会,東京(ハイブリッド開催),5月7日 (2022).
  • 大屋 慶季,藤野 祐介,塚原 隆裕,“数値流体解析による血管分岐部におけるステントストラット非圧着距離が血流に与える影響調査”,第59回日本心血管インターベンション治療学会 関東甲信越地方会,東京(ハイブリッド開催),5月7日 (2022).
  • 塚原 隆裕,“粘弾性流体乱流に対する機械学習代理モデル”,電子情報通信学会 情報論的学習理論と機械学習研究会 (IBISML) 第45回IBISML研究会,Zoom(online開催),3月9日 (2022). [招待講演]
  • 福留 功二, 塚原 隆裕,守 裕也,山本 誠,“温度成層平面ポアズイユ乱流の熱流動特性”,第37回生研TSFDシンポジウム,東京(オンライン開催),3月4日 (2022).

2021年

学術雑誌論文

  • 細矢 太一,亀谷 幸憲,大澤 崇行,塚原 隆裕,長谷川 洋介,“4次元変分法を用いた面計測データに基づくダクト内円柱周りの流れ場推定”,生産研究,73(1) (2021),77-81. [Online Journal]
  • T. Kawata and T. Tsukahara, "Scale interactions in turbulent plane Couette flows in minimal domains," J. Fluid Mech., 911 (2021), A55. [Online Journal (Open Access)]

国際会議発表

  • T. Tsukahara, "Direct numerical simulation of subcritical wall turbulence using very large aspect-ratio domain," 32nd Workshop on Sustained Simulation Performance (WSSP32), Online, Dec. 13-14 (2021). [Invited Talk]
  • T. Ishida, K. Ohira, R. Hosoi, N. Tokugawa, and T. Tsukahara, "Numerical and experimental study on three-dimensional boundary layer transition induced by the isolated cylindrical roughness elements," Proc. the 12th Asia-Pacific Int. Symp. on Aerospace Tech. (APISAT2021), Jeju, South Korea, (Hybrid Event), Nov. 15-17 (2021), I1-3 P00152 (10 pages).
  • K. Sumikawa, K. Ushijima, and T. Tsukahara, "Numerical simulation of solid-gas-liquid three-phase flow in SLM processing," In: Ext. Abstracts of 2nd Asian Conf. on Thermal Sci. (2nd ACTS), Virtual, Oct. 3-7 (2021), 50414.
  • K. Kawazu, T. Homma, I. Ueno, and T. Tsukahara, "Numerical study on basic-flow patterns of thermal Marangoni convection in rectangular free liquid film," In: Ext. Abstracts of 2nd Asian Conf. on Thermal Sci. (2nd ACTS), Virtual, Oct. 3-7 (2021), 30721.
  • T. Tsukahara, "Scalar-source estimation of turbulent mass diffusion using machine learning," The 8th Int. Workshop on Fluid Flow, Heat Transfer & Turbulent Drag Reduction (IWFHT2021), Qingdao, China, Sep. 27-28 (2021). [Invited Talk]
  • T. Kurihara, T. Ishigami, and T. Tsukahara, "Regression-type inverse estimation by CNN to identify a scalar source in turbulent channel flow," In: Proc. of the 8th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2021), Qingdao, China (hybrid), Sep. 23-26 (2021), ASCHT2021-266, 6 pages.
  • K. Takeda, M. Sano, and T. Tsukahara, "Side-wall effect of high-aspect-ratio duct flow on turbulent bands in subcritical transition," In: Proc. of the 8th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2021), Qingdao, China (hybrid), Sep. 23-26 (2021), ASCHT2021-256, 10 pages.
  • Y. Matsukawa and T. Tsukahara, "Subcritical transition of Taylor-Couette-Poiseuille flow," In: Proc. of the 8th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2021), Qingdao, China (hybrid), Sep. 23-26 (2021), ASCHT2021-241, 6 pages. [Best Paper Award]
  • T. Hosoya, T. Osawa, Y. Kametani, T. Tsukahara, and Y. Hasegawa, "Estimation of 3D duct flow past a cylinder based on 2D-plane measurement by 4D-Var," In: Proc. of the 8th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2021), Qingdao, China (hybrid), Sep. 23-26 (2021), ASCHT2021-165, 9 pages.
  • K. Nakagawa, T. Tsukahara, and T. Ishida, "Turbulent transition induced by an interaction between freestream turbulence and discrete roughness in swept-flat-plate boundary layer," In: Proc. of the 8th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2021), Qingdao, China (hybrid), Sep. 23-26 (2021), ASCHT2021-077, 7 pages.
  • T. Tsukahara, C. Izumi, Y. Matsukawa, and K. Takeda, "Patterning of turbulent natural convection in vertical channel," In: Proc. of the 8th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2021), Qingdao, China (hybrid), Sep. 23-26 (2021), ASCHT2021-041, 2 pages.
  • K. Takeda and T. Tsukahara, "Intermittent turbulent structures in subcritical transition of annular Couette flow with/without imaginary domain," In: Abst. 25th Int. Congress of Theor. Appl. Mech. (ICTAM2020+1), Milano, Italy (virtual), Aug. 22-27 (2021), pp. 98-99.
  • H. Morimatsu and T. Tsukahara, "Study of intermittent structure in annular Couette-Poiseuille flow from turbulent puff to turbulent stripe," In: Abst. 25th Int. Congress of Theor. Appl. Mech. (ICTAM2020+1), Milano, Italy (virtual), Aug. 22-27 (2021), pp. 114-115.
  • K. Fukudome, T. Tsukahara, H. Mamori, and M. Yamamoto, "Emergence of transport dissimilarity by growing turbulent spot in plane Couette flow," In: Abst. 25th Int. Congress of Theor. Appl. Mech. (ICTAM2020+1), Milano, Italy (virtual), Aug. 22-27 (2021), pp. 1323-1324.
  • Y. Matsukawa and T. Tsukahara, "Occurrence and disappearance of localized turbulence in Taylor-Couette-Poiseuille flow," 21st Int. Couette-Taylor Workshop (ICTW21), Virtual Meeting, July 5-9 (2021).
  • T. Tsukahara,"Scalar-source estimation of turbulent mass diffusion using machine learning," IISc-TUS Joint Workshop in Data Sciences, Online, May. 20 (2021). [Invited Talk]
  • R. Sakakibara, T. Nimura, T. Tsukahara, and T. Ishida, "Critical roughness heights of turbulent transition on a swept laminar-flow wing," In: Proc. of AIAA Scitech 2021 Forum, (Virtual Event), Jan. 11-15 & 19-21 (2021), AIAA 2021-1854 (11 pages). [Online Proceedings]
  • R. Sakakibara, T. Nimura, T. Ishida, and T. Tsukahara,"DNS-NPSE analysis of turbulent transition on swept wing with roughness elements," In: Abstracts Proc. of the joint 14th World Congress in Comput. Mech. and ECCOMAS Congress (WCCM-ECCOMAS CONGRESS), Paris, France (virtual), Jan. 11-15 (2021), 3673.

国内会議発表,その他

  • 細矢 太一,亀谷 幸憲,伊藤 宗嵩,塚原 隆裕,長谷川 洋介,“4次元変分法を用いたダクト円柱周り流れ場推定におけるレイノルズ数の影響”,第35回数値流体力学シンポジウム 講演論文集,(オンライン開催),12月13-15日 (2021),E04-2,4 pages.
  • 松川 裕樹,塚原 隆裕,“対向回転するTaylor-Couette-Poiseuille 流の圧力勾配増加に伴う層流化”,第35回数値流体力学シンポジウム 講演論文集,(オンライン開催),12月13-15日 (2021),A11-1,4 pages.
  • 中川 皓介,石田 貴大,塚原 隆裕,“後退平板境界層における乱流遷移のDNS:横流れ渦に生じる二次不安定機構の主流乱れ非依存性”,第35回数値流体力学シンポジウム 講演論文集,(オンライン開催),12月13-15日 (2021),A10-2,6 pages.
  • 竹田 一貴,塚原 隆裕,“乱流パフの時空間欠性に関するDomany-Kinzel モデルによる再現の試み”,第35回数値流体力学シンポジウム 講演論文集,(オンライン開催),12月13-15日 (2021),A07-5,5 pages.
  • 平賀 惇之輔,“主流乱れの強度および波長が後退平板境界層乱流遷移に与える影響”,第59回飛行機シンポジウム 講演集,オンライン会場,11月30日-12月2日 (2021),JSASS-2021-5059,5 pages.
  • 澄川 一夫,塚原 隆裕,牛島 邦晴,“Selective Laser Melting(SLM)の溶融凝固過程における固気液三相流の数値シミュレーション”,日本機械学会 第99期 流体工学部門講演会 講演論文集,オンライン,11月8-10日 (2021),OS12-01,1 page.
  • 川津 晃貴,本間 貴大,黒瀬 築,上野 一郎,塚原 隆裕,“数値解析による矩形型自由液膜内温度差マランゴニ対流における基本定常流のMa・Ca依存性”,日本機械学会 第99期 流体工学部門講演会 講演論文集,オンライン,11月8-10日 (2021),OS06-23,1 page.
  • 本間 貴大,川津 晃貴,和田 亮平,塚原 隆裕,黒瀬 築,上野 一郎,“矩形自由液膜内温度差マランゴニ対流におけるsingle-layered flow構造とアスペクト比の関係性”,日本機械学会 第99期 流体工学部門講演会 講演論文集,オンライン,11月8-10日 (2021),OS06-22,4 page.
  • 竹田 一貴,佐野 雅己,塚原 隆裕,“亜臨界遷移の高アスペクト比ダクト流で形成される大規模乱流間欠構造に関する研究-側壁における乱流挙動に着目して-”,日本機械学会 第99期 流体工学部門講演会 講演論文集,オンライン,11月8-10日 (2021),OS04-17,4 page.
  • 松川 裕樹,塚原 隆裕,“Taylor-Couette-Poiseuille流における局在乱流の層流化”,日本機械学会 第99期 流体工学部門講演会 講演論文集,オンライン,11月8-10日 (2021),OS04-13,4 page.
  • 田代 雅哉,塚原 隆裕,“粘弾性流体乱流におけるU-Netを用いた構成方程式の代理モデル構築”,日本機械学会 第99期 流体工学部門講演会 講演論文集,オンライン,11月8-10日 (2021),OS01-14,4 page.
  • 竹田 一貴,森松 浩隆,塚原 隆裕,“乱流パフの時空間欠性とDP普遍性に関する一考察:環状クエット・ポアズイユ流の直接数値シミュレーション”,東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC,Vol. 54,No. 4,pp. 22-33 (2021).
  • 山本 大悟,藤野 祐介,塚原 隆裕,“狭窄血管における不完全圧着・拡張ステントが血流および血管壁に及ぼす影響”,第58回日本心血管インターベンション治療学会 関東甲信越地方会,東京(オンライン開催),10月15-16日 (2021).
  • 大屋 慶季,藤野 祐介,塚原 隆裕,“2-stent techniqueを施行したbifurcation lesionにおける血流解析”,第58回日本心血管インターベンション治療学会 関東甲信越地方会,東京(オンライン開催),10月15-16日 (2021).
  • 本間 貴大,和田 亮平,川津 晃貴,塚原 隆裕,黒瀬 築,上野 一郎,“自由液膜内温度差マランゴニ対流におけるアスペクト比依存性-Single layered flow対流場構造-”,日本機械学会熱工学コンファレンス2021 講演論文集,佐賀(オンライン開催),10月9日-10日 (2021),1 page.
  • 細井 理央,石田 貴大,大平 啓介,徳川 直子,塚原 隆裕,“後退平板境界層での円柱孤立粗さによる遷移点位置の変化に関する実験的研究”,日本流体力学会年会2021 講演論文集,東京(オンライン開催),9月21日-23日 (2021),3 pages.
  • 中川 皓介,石田 貴大,塚原 隆裕,“後退平板境界層における定在波と主流乱れの相互作用による乱流遷移の直接数値解析”,日本流体力学会年会2021 講演論文集,東京(オンライン開催),9月21日-23日 (2021),4 pages.
  • 細矢 太一,伊藤 宗嵩,亀谷 幸憲,塚原 隆裕,長谷川 洋介,“4次元変分法を用いたダクト内円柱周り流れ場推定における計測領域の影響”,日本流体力学会年会2021 講演論文集,東京(オンライン開催),9月21日-23日 (2021),4 pages.
  • 塚原 隆裕,泉 千種,松川 裕樹,竹田 一貴,“鉛直平行平板間自然対流における亜臨界乱流遷移過程”,第58回日本伝熱シンポジウム 講演論文集,オンライン,5月25日-27日 (2021),F211, 5 pages.
  • 福留 功二,塚原 隆裕,守 裕也,山本 誠,“平面クエット流において成長する乱流スポットの非相似性の発生機構”,第58回日本伝熱シンポジウム 講演論文集,オンライン,5月25日-27日 (2021),F213, 1 page.
  • 塚原 隆裕,“乱流の伝熱/拡散/変調を機械学習”,一般社団法人 日本機械学会 RC286「流れの先進的計測・シミュレーション法と流体情報の高度利用に関する研究分科会」第1回分科会,WebEx(online開催),4月28日 (2021). [招待講演]
  • 福留 功二, 塚原 隆裕,守 裕也,山本 誠,“平面クエット流における乱流スポットの成長と非相似性の発生”,第36回生研TSFDシンポジウム「乱流シミュレーションと流れの設計 -環境制御とCFDの新しい展開-」,東京(オンライン開催),3月9日 (2021).

2020年

学術雑誌論文

  • S. Hara, T. Tsukahara, and Y. Kawaguchi, "Turbulent transport dissimilarity with modulated turbulence structure in channel flow of viscoelastic fluid," Int. J. Heat & Fluid Flow, 86 (2020), 108739. [Online Journal]
  • H. Morimatsu and T. Tsukahara, "Laminar-turbulent intermittency in annular Couette-Poiseuille flow: Whether a puff splits or not," Entropy, 22(12), 1353. [Online Journal (Open Access)]
  • K. Takeda, Y. Duguet, and T. Tsukahara, "Intermittency and critical scaling in annular Couette flow," Entropy, 22(9), 988. [Online Journal (Open Access)]
  • S. Fujimura, K. Yamamoto, M. Motosuke, and T. Tsukahara, "Numerical study of thermocapillary-driven flow of a micro bubble on locally heated wall," Heat Transfer Research, 51(12), 1087-1104. [Online Journal]
  • H. Nakamura, V. Delafosse, G. F. Dietze, H. N. Yoshikawa, F. Zoueshtiagh, L. Mu, T. Tsukahara, and I. Ueno, Enhancement of meniscus pump by multiple particles," Langmuir, 36(16), 4447-4453. [Online Journal]
  • T. Fukuda and T. Tsukahara, "Heat transfer of transitional regime with helical turbulence in annular flow," Int. J. Heat & Fluid Flow, 82 (2020), 108555. [Online Journal (Open Access)]
  • H. Nakamura, T. Ogawa, M. Inoue, T. Hori, L. Mu, H. N. Yoshikawa, F. Zoueshtiagh, G. F. Dietze, T. Tsukahara, and I. Ueno, "Pumping effect of heterogeneous meniscus formed around spherical particle," J. Colloid & Interface Sci., 562 (2020), 133-141. [Online Journal]

国際会議発表

  • K. Takeda, Y. Duguet, and T. Tsukahara,"DNS study of annular Couette flow for low-high radius ratio in subcritical transition," In: Proc. of 17th Int. Conf. on Flow Dynamics (ICFD2020), Sendai, Japan (virtual), Oct. 28-30 (2020), pp. 448-451.

国内会議発表,その他

  • 細矢 太一,亀谷 幸憲,大澤 崇行,塚原 隆裕,長谷川 洋介,“4次元変分法を用いた面計測データに基づくダクト内円柱周りの流れ場推定”,第34回数値流体力学シンポジウム 講演論文集,オンライン開催,12月21-23日 (2020),F06-5,4 pages.
  • 森松 浩隆,塚原 隆裕,“低円筒比環状流路の亜臨界遷移に生じる間欠構造に関する調査”,第34回数値流体力学シンポジウム 講演論文集,オンライン開催,12月21-23日 (2020),A05-1,3 pages.
  • 竹田 一貴,塚原 隆裕,“仮想周長拡張した環状クエット流の亜臨界遷移における乱流間欠性とDP普遍性”,第34回数値流体力学シンポジウム 講演論文集,オンライン開催,12月21-23日 (2020),A04-4,4 pages.
  • 塚原 隆裕,“数値流体力学シミュレーション ~計算を始めるための基礎知識~”,MRM Forum,横浜(online開催),12月7-9日 (2020). [招待講演]
  • 榊原 諒太,“非線形放物型安定方程式と直接数値解析を用いたNLF(2)-0415における表面粗さ誘起の遷移予測”,第58回飛行機シンポジウム 講演集,オンライン開催,11月25日-27日 (2020),JSASS-2020-5126 (5 pages).
  • 中川 皓介,“主流乱れと円柱粗さの相互作用による後退平板境界層乱流遷移の直接数値解析”,第58回飛行機シンポジウム 講演集,オンライン会場,11月25日-27日 (2020),JSASS-2020-5127,7 pages. 学生優秀演題賞受賞
  • 塚原 隆裕,竹田 一貴,“直接数値解析を用いた仮想拡張した環状流路における亜臨界遷移の研究”,東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC,Vol. 53,No. 4,pp. 90-98 (2020).
  • 塚原 隆裕,“粘弾性流体や乱流拡散を対象としたデータ同化と深層学習”,第7回複雑熱流体工学シンポジア (7th COFTEC Symposia),神戸,10月19日 (2020). [招待講演]
  • 藤村 俊介,山本 憲,元祐 昌廣,塚原 隆裕,“局所加熱条件下マイクロスケールバブルにおける温度差マランゴニ対流の3次元数値解析”,日本機械学会熱工学コンファレンス2020 講演論文集,札幌(オンライン開催),10月10日-11日 (2020),5 pages.
  • 川津 晃貴,本間 貴大,上野 一郎,塚原 隆裕,“矩形自由液膜内温度差マランゴニ対流における多様な基本定常流”,日本機械学会熱工学コンファレンス2020 講演論文集,札幌(オンライン開催),10月10日-11日 (2020),3 pages.
  • 福留 功二,塚原 隆裕,守 裕也,山本 誠,“平面クエット流で成長する乱流スポットの運動量輸送と熱輸送の非相似性解析”,日本機械学会熱工学コンファレンス2020 講演論文集,札幌(オンライン開催),10月10日-11日 (2020),5 pages.
  • T. Homma, R. Wada, K. Kawazu, T. Tsukahara, and I. Ueno,“Effect of aspect ratio on basic-flow pattern induced by thermocapillary effect in free liquid films”,第32回日本マイクログラビティ応用学会学術講演会 (JASMAC32),(オンライン開催),10月4-7日 (2020).
  • 堀本 康文,川口 靖夫,塚原 隆裕,“偏心二重円筒間流れにおける乱流間欠構造の可視化”,第48回可視化情報シンポジウム 講演論文集,鹿児島(オンライン開催),9月24日-26日 (2020),4 pages.
  • 牧野 和裕,塚原 隆裕,“粘弾性によるフォワードステップ流れの流体挙動変化に関する直接数値解析”,日本流体力学会年会2020 講演論文集,山口(オンライン開催),9月18日-20日 (2020),4 pages.
  • 松川 裕樹,塚原 隆裕,“高円筒比Taylor-Couette-Poiseuille 流における亜臨界遷移の局在乱流パターン”,日本流体力学会年会2020 講演論文集,山口(オンライン開催),9月18日-20日 (2020),4 pages.
  • 仁村 友洋,徐 之霊,河田 卓也,塚原 隆裕,“低Re回転平面クエット流れにおける粘弾性不安定性”,日本流体力学会年会2020 講演論文集,山口(オンライン開催),9月18日-20日 (2020),2 pages.
  • 竹田 一貴,塚原 隆裕,“環状クエット流の亜臨界遷移における局在乱流構造とDP 普遍性の円筒比依存性”,日本流体力学会年会2020 講演論文集,山口(オンライン開催),9月18日-20日 (2020),5 pages.
  • 宮崎 蹴,藤本 和史,塚原 隆裕,藤野 祐介,“数値解析を用いた冠動脈狭窄部における不完全圧着ステントの影響評価”,第56回日本心血管インターベンション治療学会 関東甲信越地方会,東京(オンライン開催),7月24日 (2020). 最優秀演題賞受賞
  • 塚原 隆裕,福田 雄大,“環状流の亜臨界遷移における螺旋型局在乱流と縦渦群の伝熱寄与”,第57回日本伝熱シンポジウム 講演論文集,金沢,6月3日-5日 (2020),B133, 3 pages.[COVID-19のため学会開催中止]
  • 本間 貴大,和田 亮平,川津 晃貴,塚原 隆裕,上野 一郎,“自由液膜内温度差マランゴニ駆動基本対流場に対するアスペクト比の影響”,第57回日本伝熱シンポジウム 講演論文集,金沢,6月3日-5日 (2020),B313, 1 page.[COVID-19のため学会開催中止]
  • 川津 晃貴,本間 貴大,和田 亮平,塚原 隆裕,上野 一郎,“数値解析による自由液膜内温度差マランゴニ対流場におけるSingle-Layered Flowの液膜アスペクト比依存性”,第57回日本伝熱シンポジウム 講演論文集,金沢,6月3日-5日 (2020),B314, 3 pages.[COVID-19のため学会開催中止]
  • 塚原 隆裕,“乱流計算にSX-Aurora TSUBASA導入から半年…最新の成果報告”,SX-Aurora TSUBASAフォーラム(Webinar開催),東京,3月24, 26日 (2020). [招待講演]

2019年

学術雑誌論文

  • K. Kunii, T. Ishida, Y. Duguet, and T. Tsukahara, "Laminar-turbulent coexistence in annular Couette flow," J. Fluid Mech., 879, 579-603. [Online Journal / arXiv]
  • T. Kawata and P.H. Alfredsson, "Scale interactions in turbulent rotating planar Couette flow: insight through the Reynolds stress transport," J. Fluid Mech., 879, 255-295. [Online Journal]
  • K. Kato, T. Kawata, P.H. Alfredsson, and R.J. Lingwood, "Investigation of the structures in the unstable rotating-cone boundary layer," Phys. Rev. Fluids, 4, 053903. [Online Journal]

解説・展望記事

  • 塚原 隆裕,川口 靖夫,“乱流物質拡散源推定に向けたCNN画像認識”,日本流体力学会誌「ながれ」,第38巻 第5号 (2019),337-342. [Online Journal]

国際会議発表

  • K. Takeda and T. Tsukahara, "New knowledge as DP universality class on the subcritical turbulent transitions of wall-bounded shear flows," Abstract Proc. of 7th Asia-Pacific Congress on Comput. Mech. (APCOM2019), Taipei, Taiwan, Dec. 18-20 (2019), p. 281.
  • H. Morimatsu and T. Tsukahara, "Parameter dependences of intermittent turbulent regime of annular Couette-Poiseuille flow," Abstract Proc. of 7th Asia-Pacific Congress on Comput. Mech. (APCOM2019), Taipei, Taiwan, Dec. 18-20 (2019), p. 280.
  • K. Fukudome, T. Tsukahara, and M. Yamamoto, "Emergence of dissimilarity between heat and momentum transports for turbulent stripes in transitional plane Couette flow," Abstract Proc. of 7th Asia-Pacific Congress on Comput. Mech. (APCOM2019), Taipei, Taiwan, Dec. 18-20 (2019), p. 278.
  • T. Nimura, T. Kawata, and T. Tsukahara, "Study on viscoelasticity-induced spatio-temporal modulation of roll cells in wall-bounded shear flow," Abstract Proc. of 7th Asia-Pacific Congress on Comput. Mech. (APCOM2019), Taipei, Taiwan, Dec. 18-20 (2019), p. 275.
  • S. Tamura, T. Tsukahara, T. Osawa, and Y. Hasegawa,"Experimental study on evaporation process and particle sedimentation in pendant droplets," Ext. Abstract of the 2nd Pacific Rim Thermal Eng. Conf. (PRTEC), Maui Island, USA, Dec. 13-17 (2019), PRTEC-24403, 4 pages.
  • S. Fujimura and T. Tsukahara,"Numerical study on flow near the contact line of a locally heated micro vapor bubble," Ext. Abstract of the 2nd Pacific Rim Thermal Eng. Conf. (PRTEC), Maui Island, USA, Dec. 13-17 (2019), PRTEC-24389, 4 pages.
  • K. Oda, T. Tsukahara, and Y. Kawaguchi,"Applicability of Reynolds stress model for drag-reducing turbulent flow over backward-facing step," In: Proc. of the 2nd Pacific Rim Thermal Engineering Conf. (PRTEC), Ext. Abstract of the 2nd Pacific Rim Thermal Eng. Conf. (PRTEC), Maui Island, USA, Dec. 13-17 (2019), PRTEC-24384, 4 pages.
  • T. Fukuda and T. Tsukahara, "Influence of large-scale intermittent structure on heat transfer in the transition regime of annular Poiseuille flow," Ext. Abstract of the 2nd Pacific Rim Thermal Eng. Conf. (PRTEC), Maui Island, USA, Dec. 13-17 (2019), PRTEC-24208, 4 pages.
  • K. Fukudome, T. Tsukahara, H. Mamori, and M. Yamamoto,"Heat and momentum transports of turbulent spot in plane Couette flow," Ext. Abstract of the 2nd Pacific Rim Thermal Eng. Conf. (PRTEC), Maui Island, USA, Dec. 13-17 (2019), PRTEC-24167, 5 pages.
  • K. Fukudome, T. Tsukahara, H. Mamori, and M. Yamamoto, "Development of turbulent spot in plane Couette flow and dissimilarity analysis between heat and momentum transfers," The 65th Workshop on Investigation and Control of Transition to Turbulence, Nagano, Japan, Nov. 17-18 (2019).
  • H. Nakamura, V. Delafosse, G. Dietze, H.N. Yoshikawa, F. Zoueshtiagh, L. Mu, T. Tsukahara, and I. Ueno, "Numerical simulation of spreading liquid film subject to interaction with two spherical particles on horizontal smooth substrate," Microfluidics 2019, Rueil-Malmaison, France, Nov. 13-15 (2019).
  • R. Sakakibara, T. Nimura, T. Tsukahara, and. Ishida, "Integrated analysis of direct numerical simulations and nonlinear parabolized stability equations," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), I221, 2 pages.
  • M. Okada, T. Nimura, T. Tsukahara, and. Ishida, "DNS of turbulent transition induced by streamwise sinusoidal roughness in swept flat plate boundary layer," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), I213, 2 pages.
  • M. Hanabusa and T. Tsukahara, "Study on robustness of turbulent stripe in particle-laden channel flows with/without considering gravitational effect," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), I211, 2 pages.
  • K. Takeda and T. Tsukahara, "Subcritical transition of plane Poiseuille flow as DP universality classes in (2+1) and (1+1) dimensions," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), I112, 2 pages.
  • H. Morimatsu and T. Tsukahara, "Direct numerical simulation of annular Couette-Poiseuille flow: intermittent structures depending on pressure gradient and radius ratio," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), I111, 2 pages.
  • A. Nagamachi and T. Tsukahara, "Prediction of viscoelastic turbulent channel flow using deep learning," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), F214, 2 pages.
  • S. Fujimura, K. Yamamoto, M. Motosuke, and T. Tsukahara, "Numerical simulation of thermocapillary-driven flow of a micro vapor bubble on locally heated wall," Proc. the 7th Asian Symp. on Computational Heat Transfer and Fluid Flow (ASCHT2019), Tokyo, Japan, Sep. 3-7 (2019), A122, 2 pages.
  • T. Nimura, T. Kawata, and T. Tsukahara, "Interscale energy transport for turbulent stripe in rotating plane Couette flow," 17th EUROMECH European Turbulence Conf. (ETC17), Torino, Italy, Sep. 3-6 (2019), 545 (1 page).
  • T. Ishida, T. Tsukahara, and N. Tokugawa, "Three-dimensional boundary-layer transition induced by cylindrical roughness: effects of height and diameter," IUTAM Symp. on Laminar-Turbulent Transition (IUTAM transition 2019), London, UK, Sep. 2-6 (2019), Poster C11.
  • T. Kawata and T. Tsukahara, "Numerical investigation on scale-by-scale Reynolds stress transport in plane Couette turbulence," Proc. the 11th Int. Symp. on Turbulence and Shear Flow Phenomena (TSFP11), Southampton, UK, Jul. 30 - Aug. 2 (2019), 6 pages. [Online Proceedings]
  • S. Hara, T. Tsukahara, and Y. Kawaguchi, "Simultaneous measurement of turbulent momentum and mass fluxes in channel flow of viscoelastic fluid," Proc. the 11th Int. Symp. on Turbulence and Shear Flow Phenomena (TSFP11), Southampton, UK, Jul. 30 - Aug. 2 (2019), 6 pages. [Online Proceedings]
  • K. Fujimoto, T. Tsukahara, K. Yamamoto, M. Motosuke, H. Kawamoto, S. Tahara, K. Tanaka, and S. Nakamura, "CFD study of implanted-stent impacts on blood flows in left coronary artery branch models," 36th Educational Program for Young Promising Cardiologists in New Tokyo Hospital—co-operated with BIOTRNIK-Taiwan—, New Tokyo Hospital, Chiba, Japan, Aug. 8-9 (2019). [Invited Talk]
  • K. Ono, K. Yamamoto, T. Tsukahara, H. Kawamoto, S. Tahara, K. Tanaka, S. Nakamura, and M. Motosuke, "Flow measurement in stented left coronary artery models," 36th Educational Program for Young Promising Cardiologists in New Tokyo Hospital—co-operated with BIOTRNIK-Taiwan—, New Tokyo Hospital, Chiba, Japan, Aug. 8-9 (2019). [Invited Talk]
  • A. Nagamachi and T. Tsukahara, "Predictability study of viscoelastic turbulent channel flow using deep learning," Proc. of the ASME-JSME-KSME 2019 8th Joint Fluids Eng. Conf., San Francisco, CA, Jul. 28 - Aug. 1 (2019), AJKFLUIDS2019-5261 (6 pages).
  • K. Fujimoto, T. Tsukahara>, K. Yamamoto, M. Motosuke, H. Kawamoto, S. Tahara, K. Tanaka, and S. Nakamura, "CFD study of implanted-stent impacts on blood flows in left coronary artery branch models," Proc. of the ASME-JSME-KSME 2019 8th Joint Fluids Eng. Conf., San Francisco, CA, Jul. 28 - Aug. 1 (2019), AJKFLUIDS2019-5250 (7 pages).
  • K. Ono, K. Yamamoto, T. Tsukahara, H. Kawamoto, S. Tahara, K. Tanaka, S. Nakamura, and M. Motosuke, "Flow measurement in stented left coronary artery models," Proc. of the ASME-JSME-KSME 2019 8th Joint Fluids Eng. Conf., San Francisco, CA, Jul. 28 - Aug. 1 (2019), AJKFLUIDS2019-5154 (6 pages).
  • M. Hanabusa and T. Tsukahara, "Robustness of turbulent stripes in particle-laden channel flows," Proc. of the ASME-JSME-KSME 2019 8th Joint Fluids Eng. Conf., San Francisco, CA, Jul. 28 - Aug. 1 (2019), AJKFLUIDS2019-5149 (6 pages).
  • T. Tsukahara and T. Fukuda, "Turbulent heat transfer in transitional annular Poiseuille flow," 14th Int. Conf. on Heat Transfer, Fluid Mechanics & Thermodynamics, Wicklow, Ireland, Jul. 22-24 (2019).
  • T. Tsukahara, K. Yamasaki, and I. Ueno, "Basic flows and heat transfer of thermal Marangoni convection in rectangular liquid film," 14th Int. Conf. on Heat Transfer, Fluid Mechanics & Thermodynamics, Wicklow, Ireland, Jul. 22-24 (2019). [Outstanding Paper Award 受賞]
  • T. Tsukahara, K. Yamasaki, and I. Ueno, "Basic flows driven by thermal Marangoni effect in rectangular liquid film," 8th Symp. on Bifurcations & Instabilities in Fluid Dyn., Limerick, Ireland, Jul. 16-19 (2019).
  • K. Takeda and T. Tsukahara, "Subcritical transition of plane Poiseuille flow as (2+1)d and (1+1)d DP universality classes," 8th Symp. on Bifurcations & Instabilities in Fluid Dyn., Limerick, Ireland, Jul. 16-19 (2019).

国内会議発表,その他

  • 塚原 隆裕,“乱流現象 vs 機械学習”,Prometech Simulation Conf. (PSC2019) & GPU Computing Workshop for Advanced Manufacturing (GPU2019),東京,12月6日 (2019). [招待講演]
  • 塚原 隆裕,“数値流体力学シミュレーション ~計算を始めるための基礎知識~”,東京理科大学 技術フォーラム「材料表面・界面の水に関する計測,シミュレーションの基礎と応用」,東京,12月3-4日 (2019). [招待講演]
  • 長町 厚志,塚原 隆裕,“深層学習による粘弾性流体チャネル乱流の代理モデル構築”,第33回数値流体力学シンポジウム 講演論文集,札幌,11月27-29日 (2019),B10-2,4 pages.
  • 花房 真輝,塚原 隆裕,“チャネル流の乱流縞剛健性に関する質点粒子スト―クス数への依存性”,日本機械学会 第97期 流体工学部門講演会 講演論文集,豊橋,11月7-8日 (2019),OS8-09,5 pages.
  • 小田 和希,塚原 隆裕,川口 靖夫,“粘弾性流体バックステップ乱流におけるDNSと応力方程式モデル”,日本機械学会 第97期 流体工学部門講演会 講演論文集,豊橋,11月7-8日 (2019),OS1-14,3 pages.
  • 福留 功二,塚原 隆裕,守 裕也,山本 誠,“平面クエット流における乱流スポットの成長および運動量輸送と熱輸送の非相似性解析”,日本機械学会熱工学コンファレンス2019 講演論文集,名古屋,10月12日-13日 (2019),5 pages.
  • 塚原 隆裕,“乱流を機械学習:粘弾性流体乱流の代理モデルと乱流物質輸送の拡散源推定”,ポスト「京」重点課題⑧・重点課題⑥ 第3回HPCものづくり統合ワークショップ,東京,9月20日 (2019). [招待講演]
  • 河田 卓也,塚原 隆裕,“平面クエット乱流におけるレイノルズ応力スペクトル輸送”,日本流体力学会年会2019 講演論文集,東京,9月13日-15日 (2019),4 pages.
  • 森松 浩隆,塚原 隆裕,“環状クエット・ポアズイユ流において円筒比及び圧力勾配が間欠構造に及ぼす影響”,日本流体力学会年会2019 講演論文集,東京,9月13日-15日 (2019),4 pages.
  • 竹田 一貴,塚原 隆裕,“平面ポアズイユ流亜臨界遷移におけるDP普遍クラスとしての二段階遷移過程”,日本流体力学会年会2019 講演論文集,東京,9月13日-15日 (2019),5 pages.
  • 塚原 隆裕,長町 厚志,“多層パーセプトロンによる粘弾性流体乱流計算に向けた代理モデルの構築”,第65回理論応用力学講演会・第22回土木学会応用力学シンポジウム 講演論文集,札幌,6月28日-30日 (2019),C000110, 2 pages.
  • 仁村 友洋,河田 卓也,塚原 隆裕,“回転平面クエット流におけるロールセル構造への粘弾性安定化作用”,第21回複雑流体研究会,京都,6月22日 (2019). 優秀発表表彰受賞
  • 福田 雄大,塚原 隆裕,“環状ポアズイユ乱流において大規模間欠構造がもたらす伝熱促進効果”,第56回日本伝熱シンポジウム 講演論文集,徳島,5月29日-31日 (2019),K1428, 5 pages.
  • 山崎 広哉,塚原 隆裕,上野 一郎,“自由液膜内温度差マランゴニ対流場における基本流パターン選択”,第56回日本伝熱シンポジウム 講演論文集,徳島,5月29日-31日 (2019),I133, 5 pages.
  • 塚原 隆裕,石田 貴大,“直接数値解析による環状流路ポアズイユ流の亜臨界遷移の研究”,東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC,Vol. 52,No. 2,pp. 9-17 (2019).
  • 塚原 隆裕,國井 康平,石田 貴大,Y. Duguet,“環状クエット流における層流―乱流共存場”,第64回「乱流遷移の解明と制御」研究会,東京,3月28日 (2019).

2018年

学術雑誌論文

  • K. Nitta and T. Tsukahara, "Numerical demonstration of in-tube liquid-column migration driven by photoisomerization," Micromachines, 9(10), 533. [Online Journal (Open Access)]
  • T. Tsukahara, T. Tomioka, T. Ishida, Y. Duguet, and G. Brethouwer, "Transverse turbulent bands in rough plane Couette flow," J. Fluid Sci. & Tech., 13(3), JFST0019. [Online Journal (Open Access)]
  • T. Nimura, T. Kawata, and T. Tsukahara, "Viscoelasticity-induced pulsatile motion of 2D roll cell in laminar wall-bounded shear flow," Int. J. Heat & Fluid Flow, 74, 65-75. [Online Journal / arXiv]
  • T. Nimura, T. Kawata, and T. Tsukahara, "Viscoelastic effect on steady wavy roll cells in wall-bounded shear flow," Fluid Dyn. Res., 50(5), 051414. [Online Journal / arXiv]
  • T. Kawata and P. H. Alfredsson, "Inverse interscale transport of the Reynolds shear stress in plane Couette turbulence," Phys. Rev. Lett., 120(24), 244501. [Online Journal]
  • K. Fukudome, T. Tsukahara, and Y. Ogami, "Heat and momentum transfer of turbulent stripe in transitional-regime plane Couette flow," Int. J. Adv. Eng. Sci. & Appl. Math., 10(4), 291-298. [Online Journal]
  • R. Tanaka, T. Kawata, and T. Tsukahara, "DNS of Taylor-Couette flow between counter-rotating cylinders at small radius ratio," Int. J. Adv. Eng. Sci. & Appl. Math., 10(2), 159-170. [Online Journal / arXiv]

解説・展望記事

  • 深潟 康二,山本 誠,岩本 薫,長谷川 洋介,塚原 隆裕,福島 直哉,守 裕也,青木 義満,“機械学習を用いた乱流の特徴抽出手法の構築に向けて”,日本流体力学会誌「ながれ」,第37巻 第6号 (2018),524-527. [Online Journal]

国際会議発表

  • K. Nitta and T. Tsukahara, "Direct numerical simulation of the liquid-column manipulation by photoisomerization using OpenFOAM," Proc. of 29th Int. Symp. on Transport Phenomena, Hawaii, USA, Oct. 30 - Nov. 2 (2018), ISTP29-104.
  • K. Yamasaki, T. Tsukahara, I. Ueno, "Numerical simulation of thermocapillary-driven flow in a free rectangular liquid film with varying volume ratios," Proc. of 29th Int. Symp. on Transport Phenomena, Hawaii, USA, Oct. 30 - Nov. 2 (2018), ISTP29-105.
  • K. Fukudome, T. Tsukahara, Y. Ogami, and M. Yamamoto, "Relaminarization of turbulent channel flow under stable density stratification," The 2nd Int. Conf. on Mechanics (ICM2018), Yilan, Taiwan, Oct. 15-18 (2018).
  • T. Fukuda and T. Tsukahara, "Turbulent heat transfer of transitional regime with helical turbulence in annular flow," Proc. of 12th Int. ERCOFTAC Symp. on Eng. Turbulence Modelling and Measurements, Montpellier, France, Sep. 26-28 (2018), 6 pages.
  • K. Oda, T. Tsukahara, S. Jakirlić, and Y. Kawaguchi, "Reynolds-stress model applied to the drag-reducing viscoelastic turbulent flow over backward-facing step," Proc. of 12th Int. ERCOFTAC Symp. on Eng. Turbulence Modelling and Measurements, Montpellier, France, Sep. 26-28 (2018), 6 pages.
  • T. Nimura, T. Kawata, and T. Tsukahara, "Self-sustainability of turbulent stripe in rotating plane Couette flow," 12th Euro. Fluid Mech. Conf., Vienna, Austria, Sep. 9-13 (2018).
  • H. Nakamura, M. Inoue, L. Mu, D. Kondo, T. Ogawa, T. Tsukahara, G. Dietze, H.N. Yoshikawa, F. Zoueshtiagh, T. Kaneko, and I. Ueno, "Numerical simulation of the spreading liquid film subject to the interaction with a spherical particle on the horizontal smooth subst," 12th Euro. Fluid Mech. Conf., Vienna, Austria, Sep. 9-13 (2018).
  • L. Mu, T. Ogawa, H. Nakamura, D. Kondo, H.N. Yoshikawa, F. Zoueshtiagh, G. Dietze, T. Tsukahara, M. Motosuke, T. Kaneko, and I. Ueno, "Experimental study on acceleration of macroscopic contact line of a droplet spreading on a smooth substrate induced by an interactionh a tiny particle," 12th Euro. Fluid Mech. Conf., Vienna, Austria, Sep. 9-13 (2018).
  • Y. Akechi, Y. Yamada, T. Osawa, T. Tsukahara, and Y. Hasegawa, "Flow estimation behind a cylinder using data assimilation," 12th Euro. Fluid Mech. Conf., Vienna, Austria, Sep. 9-13 (2018).
  • Y. Duguet, T. Tsukahara, T. Ishida, and K. Kunii, "Transitional regimes of annular shear flows," 12th Euro. Fluid Mech. Conf., Vienna, Austria, Sep. 9-13 (2018).
  • T. Shimohigashi, T. Tsukahara, and Y. Kawaguchi, "Modeling of the diffusion characteristics of the unsteady plume in quasi-homogeneous turbulence for the estimation of the diffusion source," Proc. of Conf. on Modelling Fluid Flow, Budapest, Hungary, Sep. 4-7 (2018), #40.
  • Y. Duguet, T. Ishida, K. Kunii, and T. Tsukahara, "Spot morphogenesis in annular shear flows," Euromech Colloquium 598 – Coherent Structures in Wall-bounded Turbulence: New Directions in a Classic Problem, London, UK, Aug. 29-31 (2018).
  • Y. Kawabata, S. Hara, T. Tsukahara, and Y. Kawaguchi, "Experimental study on enhancement and recovery of turbulent heat transfer relating to the functionality of surfactant solution induced by inserted mesh," Proc. 16th Int. Heat Transfer Conf., Beijing, China, Aug. 10-15 (2018), 23930.
  • K. Nitta, M. Muto, K. Yamamoto, M. Motosuke, and T. Tsukahara, "Study on an in-tube liquid column driven by photoisomerization using OpenFOAM," Water on Materials Surface 2018, Tokyo, Japan, Jul. 25-27 (2018), C-08.
  • K. Yamasaki, T. Tsukahara, and I. Ueno, "Numerical simulation of the flow patterns induced by thermocapillary effect in a liquid film with varying volume ratios," Water on Materials Surface 2018, Tokyo, Japan, Jul. 25-27 (2018), C-02.
  • T. Tomioka and T. Tsukahara, "DNS of plane Couette flow with roughness in the transitional region," 13th World Cong. on Comput. Mech., New York City, Ny, USA, Jul. 22-27 (2018).
  • M. Hanabusa and T. Tsukahara, "DNS of particle-laden turbulent channel flow in transitional regime," 13th World Cong. on Comput. Mech., New York City, Ny, USA, Jul. 22-27 (2018).
  • K. Fujimoto, T. Tsukahara, Y. Yamada, K. Yamamoto, M. Motosuke, K. Tanaka, S. Tahara, K. Tani, S. Nakamura, and Y. Fujino, "Valuation of implanted-stent impact on coronary artery trifurcation blood flow by using CFD," Proc. of 40th Annu. Int. Conf. of the IEEE Eng. in Medicine and Biology Soc., Honolulu, HI, USA, Jul. 17-21 (2018), 3181-3184.
  • F. Oneyama, T. Tsukahara, Y. Yamada, K. Yamamoto, M. Motosuke, K. Tanaka, S. Tahara, H. Kawamoto, S. Nakamura, and Y. Fujino, "Numerical study of blood flows influenced by a thick-strut stent implanted in left coronary artery bifurcation area," Proc. of 40th Annu. Int. Conf. of the IEEE Eng. in Medicine and Biology Soc., Honolulu, HI, USA, Jul. 17-21 (2018), #3333, FrPos-28.37.
  • S. Hara, K. Ishii, T. Tsukahara, and Y. Kawaguchi, "Appearance of gel-like shear-induced structures and flow modification in turbulent channel flow with dosing of dilute surfactant solution," Proc. of 9th Int. Symp. on Turbulence, Heat and Mass Transfer, Rio de Janeiro, RJ, Brazil, Jul. 10-13 (2018), S21.1 (10 pages).
  • K. Fukudome, T. Tsukahara, and Y. Ogami, "Dissimilarity between heat and momentum transport for the turbulent stripes in transitional plane Couette flow," Proc. of 9th Int. Symp. on Turbulence, Heat and Mass Transfer, Rio de Janeiro, RJ, Brazil, Jul. 10-13 (2018), S1.3 (5 pages).
  • T. Tsukahara, "Deep convolutional neural network for scalar-source estimation in turbulent flow," US-Japan Workshop on Bridging Fluid Mechanics and Data Science, Tokyo University of Science, Tokyo, Japan, Mar. 26-28 (2018). [Invited Talk]
  • T. Tsukahara, "Viscoelastic effects on roll cells in wall-bounded shear flow: Toward clarifications of DR and EIT," Mini-Symposium: Dynamics of Viscoelastic and Inertioelastic Flows, OIST, Okinawa, Japan, Jan. 18-20 (2018). [Invited Talk]

国内会議発表,その他

  • A. Yakeno and T. Tsukahara, "Linear transient growth in transitional turbulent channel flow at low Reynolds number", 数理解析研究所 講究録 2097 「Applied mathematical and physical aspects of inhomogeneous turbulence 非一様乱流の数理」,pp. 13-17,京都大学数理解析研究所 (2018). [Online Journal]
  • 明智 ゆき,塚原 隆裕,大澤 崇行,長谷川 洋介,“データ同化を用いた粘弾性流体における円柱後流の流れ場推定”,第96期日本機械学会流体工学部門講演会 講演論文集,室蘭,11月29-30日 (2018),OS10-2,3 pages.
  • 新田 圭,塚原 隆裕,“光異性化による円管内液体駆動現象の直接数値解析”,第96期日本機械学会流体工学部門講演会 講演論文集,室蘭,11月29-30日 (2018),OS2-24,4 pages.
  • 山崎 広哉,塚原 隆裕,上野 一郎,“液膜体積比に依存した液膜マランゴニ対流の数値解析”,第96期日本機械学会流体工学部門講演会 講演論文集,室蘭,11月29-30日 (2018),OS2-6,2 pages.
  • 小田 和希,塚原 隆裕,川口 靖夫,“粘弾性流体バックステップ乱流における応力方程式モデルの検証”,第96期日本機械学会流体工学部門講演会 講演論文集,室蘭,11月29-30日 (2018),OS1-5,4 pages.
  • 長町 厚志,塚原 隆裕,“深層学習による粘弾性流体乱流の予測可能性に関する調査”,日本機械学会第31回計算力学講演会 講演論文集,徳島,11月23-25日 (2018),033,4 pages.
  • 仁村 友洋,河田 卓也,塚原 隆裕,“乱流縞の維持機構:コリオリ安定効果を与えて”,第63回「乱流遷移の解明と制御」研究会,野田,10月26-27日 (2018).
  • 福留 功二,塚原 隆裕,山本誠,“乱流遷移域における大規模間欠構造の熱流動特性”,第63回「乱流遷移の解明と制御」研究会,野田,10月26-27日 (2018).
  • 焼野 藍子,塚原 隆裕,“低レイノルズ数チャネル乱流場斜め構造の線形過渡成長解析”,第63回「乱流遷移の解明と制御」研究会,野田,10月26-27日 (2018).
  • 酒匂 翔洋,塚原 隆裕,川口 靖夫,“同心二重円管内ポアズイユ流の亜臨界遷移における大規模間欠構造の可視化観測”,第46回可視化情報シンポジウム 講演論文集,東京,9月14日-16日 (2018),6 pages.
  • 大野 絢介,山本 憲,塚原 隆裕,田原 聰子,田中 健太郎,藤野 祐介,元祐 昌廣,“ステント留置を施した血管モデルの流れ場計測”,第46回可視化情報シンポジウム 講演論文集,東京,9月14日-16日 (2018),** pages.
  • 深潟 康二,山本 誠,岩本 薫,長谷川 洋介,塚原 隆裕,福島 直哉,守 裕也,青木 義満,”機械学習を用いた乱流の特徴抽出手法の構築に向けて”,AIMaP特別セッション「機械学習の流体力学への応用」,日本流体力学会年会2018 講演論文集,大阪,9月3日-6日 (2018),2 pages.
  • 塚原 隆裕,平石 智裕,川口 靖夫,“CNNの画像認識を用いた乱流物質拡散源推定”,AIMaP特別セッション「機械学習の流体力学への応用」,日本流体力学会年会2018 講演論文集,大阪,9月3日-6日 (2018),2 pages. [招待講演]
  • 花房 真輝,塚原 隆裕,“固体粒子を含むチャネル流における乱流縞構造安定性に関する研究”,日本流体力学会年会2018 講演論文集,大阪,9月3日-6日 (2018),4 pages.
  • 仁村 友洋,河田 卓也,塚原 隆裕,“粘弾性流体の回転平面クエット流における縦渦のカオス化過程”,第20回複雑流体研究会,京都,6月23日 (2018).
  • 福田 雄大,塚原 隆裕,“環状ポアズイユ流における大規模間欠構造を伴う遷移域の乱流熱伝達”,第55回日本伝熱シンポジウム 講演論文集,札幌,5月29日-31日 (2018),P142, 6 pages.
  • 中村 颯,井上 幹允,L.Z. Mu,近藤 大地,小川 哲也,塚原 隆裕,G. Dietze,吉川 治周,F. Zoueshtiagh,金子 敏宏,上野 一郎,“水平基板上を濡れ拡がる液膜と単一粒子との相互作用による接触界線近傍流体加現象に関する数値解析”,第55回日本伝熱シンポジウム 講演論文集,札幌,5月29日-31日 (2018),D232, 6 pages.
  • 塚原 隆裕,猪岡 翔,“直接数値解析による平面ポアズイユ流の乱流縞形成の研究”,東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC,51(2),pp. 22-30 (2018).
  • 福留 功二,塚原 隆裕,大上 芳文,“平行平板間流れに発生する大規模間欠構造の非相似性解析”,日本機械学会関西支部第93期定時総会講演会 講演論文集,大阪,3月12-13日 (2018),808,3 pages.

2017年

学術雑誌論文

  • S. Hara, T. Tsukahara, and Y. Kawaguchi, "Experimental investigation of streamwise velocity fluctuation based on the Reynolds-number dependency in turbulent viscoelastic-fluid flow," Int. J. Heat & Fluid Flow, 68, 281-289. [Online Journal]
  • D. Kondo, L. Mu, F. de Miollis, T. Ogawa, M. Inoue, T. Kaneko, T. Tsukahara, H.N. Yoshikawa, F. Zoueshtiagh, and I. Ueno, "Acceleration of the macroscopic contact line of a droplet spreading on a substrate after interaction with a particle," Int. J. Microgravity Sci. Appl., 34(4), 340405. [Online Journal (Open Access)]
  • T. Ishida, Y. Duguet, and T. Tsukahara, "Turbulent bifurcations in intermittent shear flows: from puffs to oblique stripes," Phys. Rev. Fluids, 2, 073902. [Online Journal / arXiv]
  • T. Ishida, G. Brethouwer, Y. Duguet, and T. Tsukahara, "Laminar-turbulent patterns with rough walls," Phys. Rev. Fluids, 2, 073901. [Online Journal]
  • N. Kazuno, T. Tsukahara, and M. Motosuke, "Laplace pressure versus Marangoni convection in photothermal manipulation of micro droplet," The Euro. Phys. J. Special Topics, 226, 1337-1348. [Online Journal (Open Access)]
  • S. Hara, R. Ii, T. Tsukahara, and Y. Kawaguchi, "Analysis of an organized turbulent structure using a pattern recognition technique in a drag-reducing surfactant solution flow," Int. J. Heat & Fluid Flow, 63, 56-66. [Online Journal]
  • Y. Fujino, G.F. Attizzani, S. Tahara, T. Naganuma, K. Takagi, H. Yabushita, W. Wang, K. Tanaka, T. Matsumoto, H. Kawamoto, Y. Yamada, S. Amano, Y. Watanabe, T. Warisawa, T. Sato, S. Mitomo, N. Kurita, H. Ishiguro, K. Hozawa, T. Tsukahara, M. Motosuke, H. G. Bezerra, S. Nakamura, and S. Nakamura, "Difference in vascular response between sirolimus-eluting- and everolimus-eluting stents in ostial left circumflex artery after unprotected left main as observed by optical coherence tomography," Int. J. Cardiology, 230, 284-292. [Online Journal]
  • T. Ishida and T. Tsukahara, "Friction factor of annular Poiseuille flow in a transitional regime," Adv. Mech. Eng., 9 (1), DOI: 10.1177/1687814016683358 (10 pages). [Online Journal (Open Access)]

国際会議発表

  • K. Fukudome, T. Tsukahara, and Y. Ogami, "Heat and momentum transfer of the turbulent stripes in plane Couette flows for transitional region," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Chennai, India, Dec. 10-13 (2017), #263, 4 pages.
  • T. Tsukahara, S. Inoue, S. Jakirlić, and Y. Kawaguchi, "Reynolds stress model for drag-reducing viscoelastic turbulent flow: a simple model for non-linear term in averaged constitutive equation," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Chennai, India, Dec. 10-13 (2017), #177, 6 pages.
  • K. Yamasaki, T. Tsukahara, and I. Ueno, "Direct numerical simulation of thermocapillary-driven flow in a free liquid film with considering surface deformation," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Chennai, India, Dec. 10-13 (2017), #129, 6 pages.
  • K. Nitta, M. Muto, K. Yamamoto, M. Motosuke, and T. Tsukahara, "Two-dimensional direct numerical simulation of driving liquid column with photoresponsive surfactant," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Chennai, India, Dec. 10-13 (2017), #119, 6 pages.
  • R. Tanaka and T. Tsukahara, "DNS of Taylor-Couette flow between counter-rotating cylinders with low radius ratio: Re-dependence and η-dependence," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Chennai, India, Dec. 10-13 (2017), #114, 6 pages.
  • T. Tsukahara, "Numerical study on spatiotemporally intermittent arrangement of laminar-turbulent coexistence as a DP stochastic process," SFS2017: Int. Symp. on Fluctuation and Structure out of Equilibrium 2017, Sendai, Japan, Nov. 20-23 (2017), PB116.
  • T. Tsukahara, "Photo-induced flows relevant to laser-based droplet manipulations," Optics2017: 8th Int. Conf. and Exhibition on Lasers, Optics & Photonics, Las Vegas, USA, Nov. 15-17 (2017). [Invited Talk]
  • T. Tsukahara, T. Ishida, G. Brethouwer, Y. Duguet, "Laminar-turbulent pattern in plane Couette flow with one roughened wall," Proc. of the 9th JSME-KSME Thermal and Fluids Eng. Conf., Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1640 (5 pages).
  • K. Fukudome, T. Tsukahara, and Y. Ogami, "Heat transfer and flow structure of the turbulent stripes in plane Couette flows for transitional region," Proc. of the 9th JSME-KSME Thermal and Fluids Eng. Conf., Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1520 (4 pages).
  • Y. Akechi, Y. Yamada, T. Osawa, T. Tsukahara, and Y. Hasegawa, "PIV measurement of viscoelastic fluid flow behind a cylinder in a rectangular duct," Proc. of the 9th JSME-KSME Thermal and Fluids Eng. Conf., Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1112 (5 pages).
  • Y. Yamada, T. Tsukahara, and Y. Hasegawa, "DNS study of viscoelastic flow past a confined cylinder," Proc. of the 9th JSME-KSME Thermal and Fluids Eng. Conf., Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1101 (5 pages).
  • K. Takagi, T. Tsukahara, T. Osawa, and Y. Hasegawa, "Experimental observation of micro particle assembly inside evaporating water-ethanol sessile droplet," Proc. of the 9th JSME-KSME Thermal and Fluids Eng. Conf., Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1075 (5 pages).
  • T. Tsukahara and T. Ishida, "Robustness and universality of turbulent stripe," Proc. of the 61st Workshop on Investigation and Control of Transition to Turbulence, Chofu, Japan, Sep. 20-22 (2017), (1 page).
  • S. Inooka and T. Tsukahara, "DNS study on Reynolds-number dependence of spot growth to oblique turbulent band in plane Poiseuille flow," Abstracts of the 16th EUROMECH European Turbulence Conf., Stockholm, Sweden, Aug. 21-24 (2017), No. 29564 (1 page).
  • T. Nimura and T. Tsukahara, "Turbulent band in rotating plane Couette flow of viscoelastic fluid," Abstracts of the 16th EUROMECH European Turbulence Conf., Stockholm, Sweden, Aug. 21-24 (2017), No. 29570 (1 page).
  • T. Matsumoto, S. Hara, T. Tsukahara, and Y. Kawaguchi, "Instantaneous turbulent eddy structure relating to momentum and scalar transport in a drag reducing channel flow with surfactant additives," Proc. of the ASME Fluid Eng. Div. Summer Meeting 2017, Hawaii, USA, July 30 - Aug. 3 (2017), FEDSM2017-69533.
  • S. Onishi, R. Ii, S. Hara, T. Tsukahara, and Y. Kawaguchi, "Large eddy structure appearing in meandering motion of high Reynolds number viscoelastic flow past a backward-facing step," Proc. of the ASME Fluid Eng. Div. Summer Meeting 2017, Hawaii, USA, July 30 - Aug. 3 (2017), FEDSM2017-69558.
  • T. Nimura and T. Tsukahara, "Viscoelastic effect on roll cells in rotating plane Couette flow," Abst. of the 7th Int. Symp. Bifurcations and Instabilities in Fluid Dyn., The Woodlands, USA, July 11-14 (2017).
  • A. Yakeno and T. Tsukahara, "Linear transient growth of coherent structure in turbulent channel flow at low Reynolds number," Proc. of the 10th Int. Symp. on Turbulence and Shear Flow Phenomena, Chicago, USA, July 6-9 (2017), P-21 (6 pages).
  • T. Nimura, T. Ishida, T. Kawata, and T. Tsukahara, "Modulated roll cells in rotating plane Couette flow of viscoelastic fluid," Proc. of the 10th Int. Symp. on Turbulence and Shear Flow Phenomena, Chicago, USA, July 6-9 (2017), 2B-3 (6 pages).
  • S. Hara, S. Onishi, R. Ii, T. Tsukahara, and Y. Kawaguchi, "Analysis of the turbulent kinetic energy budget for meandering motion appearing in a backward-facing step flow of viscoelastic fluid in high Reynolds number," Proc. of the 10th Int. Symp. on Turbulence and Shear Flow Phenomena, Chicago, USA, July 6-9 (2017), 1D-4 (6 pages).

国内会議発表,その他

  • 焼野 藍子,塚原 隆裕,“低レイノルズ数チャネル乱流場斜め構造の線形過渡成長解析”,第31回数値流体力学シンポジウム 講演論文集,京都,12月12-14日 (2017),A04-3 (DVD),4 pages.
  • 藤本 和史,山田 裕也,塚原 隆裕,山本 憲,元祐 昌廣,田中 健太郎,田原 聰子,藤野 祐介,“CFDを用いた左冠動脈分岐部におけるKBTの検討”,第51回日本心血管インターベンション治療学会,東京,10月13-14日 (2017).
  • 小根山 冬樹,山田 裕也,塚原 隆裕,山本 憲,元祐 昌廣,川本浩禎,藤野 祐介,“血流シミュレーションを用いた分岐部にBVSステントを留置した場合の血流への影響の評価”,第51回日本心血管インターベンション治療学会,東京,10月13-14日 (2017).
  • 大野 絢介,川上 拓海,山本 憲,元祐 昌廣,塚原 隆裕,田原 聰子,藤野 祐介,“ステント留置後の左冠動脈分岐部における壁面せん断応力の計測”,第51回日本心血管インターベンション治療学会,東京,10月13-14日 (2017).
  • T. Tsukahara, T. Ishida, "Robustness and universality of turbulent stripe," Proc. of the 61st Workshop on Investigation and Control of Transition to Turbulence, Chofu, Japan, Sep. 20-22 (2017), (1 page).
  • 河田 卓也,塚原 隆裕,“ミニマル領域を用いた平面クエット乱流の直接数値解析”,日本流体力学会年会2017 講演論文集,東京,8月30日-9月1日 (2017),#210,4 pages.
  • 田中 椋,塚原 隆裕,“低円筒比の対向回転テイラークエット流の直接数値解析:Re依存性とη依存性”,日本流体力学会年会2017 講演論文集,東京,8月30日-9月1日 (2017),#206,5 pages.
  • 塚原 隆裕,石田 貴大,Duguet Yohann,“環状チャネル流の局在乱流パターニング:円管とチャネルのホモトピー”,日本流体力学会年会2017 講演論文集,東京,8月30日-9月1日 (2017),#205,3 pages.
  • 仁村 友洋,河田 卓也,塚原 隆裕,“回転平面クエット流中のロールセルに対する粘弾性応答のDNS解析”,日本流体力学会年会2017 講演論文集,東京,8月30日-9月1日 (2017),#220,2 pages.
  • 原 峻平,海寳 裕一,塚原 隆裕,川口 靖夫,“粘弾性流体抵抗低減流れの粘弾性底層に現れる振動”,日本流体力学会年会2017 講演論文集,東京,8月30日-9月1日 (2017),#209,5 pages.
  • 原 峻平,渡邉 可奈,海寳 裕一,塚原 隆裕,川口 靖夫,“粘弾性流体流れの粘弾性底層に現れる振動による乱流熱伝達の増大”,第64回理論応用力学講演会講演論文集,東京,8月22-24日 (2017),OS2-02-03, 2 pages.
  • 焼野 藍子,塚原 隆裕,“低レイノルズ数遷移チャネル乱流場の線形過渡成長”,京都大学 数理解析研究所 共同研究集会(公開型)「非一様乱流の数理」,京都,7月26-28日 (2017).
  • 高木 健吾,塚原 隆裕,大澤 崇行,長谷川 洋介 ,“液滴蒸発過程における共焦点顕微鏡を用いたマイクロ粒子の時空間分布計測”,第54回日本伝熱シンポジウム 講演論文集,大阪,5月24-26日 (2017),C324, 5 pages.
  • 川端 洋佑,原 峻平,塚原 隆裕,川口 靖夫,“界面活性剤水溶液流れにおける伝熱促進(メッシュ型ミセル破壊デバイス通過後の流動と伝熱)”,第54回日本伝熱シンポジウム 講演論文集,大阪,5月24-26日 (2017),H1412, 6 pages.
  • 塚原 隆裕,石田 貴大,Y. Duguet,“壁面せん断流中の局在乱流パターニング:円管とチャネルのホモトピー”,第60回「乱流遷移の解明と制御」研究会,調布,3月27-28日 (2017).
  • 藤本 弦,塚原 隆裕,“平面クエット乱流の大規模構造に関する研究”,日本機械学会関東学生会第56回学生員卒業研究発表講演会 講演論文集,東京,3月16-17日 (2017),310,2 pages.
  • 仁村 友洋,塚原 隆裕,“粘弾性流体の回転平面クエット流におけるDNS解析”,日本機械学会関東学生会第56回学生員卒業研究発表講演会 講演論文集,東京,3月16-17日 (2017),107,2 pages.
  • 國井 康平,石田 貴大,塚原 隆裕,“DNSによる遷移域スライディング・クエット流の乱流間欠率に関する研究”,日本機械学会関東支部第23期総会・講演会 講演論文集,東京,3月16-17日 (2017),WS0101-01,2 pages.
  • 石田 貴大,塚原 隆裕,“環状流における周方向大規模流れに起因した遷移構造の変化”,日本機械学会関東支部第23期総会・講演会 講演論文集,東京,3月16-17日 (2017),WS0101-02,2 pages.
  • 猪岡 翔,石田 貴大,塚原 隆裕,“下臨界レイノルズ数付近における乱流斑点から帯への成長に関する研究”,日本機械学会関東支部第23期総会・講演会 講演論文集,東京,3月16-17日 (2017),WS0101-04,2 pages.
  • 天野 慎之介,藤野 祐介,田原 聰子,塚原 隆裕,元祐 昌廣,山本 憲,“冠動脈分岐部におけるステント留置法と流れの可視化”,日本機械学会関東支部第23期総会・講演会 講演論文集,東京,3月16-17日 (2017),WS0108-07,2 pages.
  • 割澤 高行,藤野 祐介,山田 裕也,中嶋 昭浩,長沼 亨,石黒 久晶,田原 聡子,栗田 直幸,中村 勝太郎,塚原 隆裕,中村 淳,"The organized thrombus detected in taxus stent deployed after 8 years - insight from OCT & coronary flow pattern -",Functional RevascularIzation ENcouraged by optimal Diagnostic Strategy Live (FRIENDS Live 2017),東京,3月3-4日 (2017).

2016年

学術雑誌論文

  • M. Endo, Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi, "Analysis of high concentration spikes appearing in mass plume in nearly homogeneous turbulent flow based on the PDF transport equation," Open J. Fluid Dyn., 6 (4), 472-495. [Online Journal (Open Access)]
  • Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi, "Study on the shear effect on dye patches diffused in wall-bounded shear flow," Open J. Fluid Dyn., 6 (4), 438-452. [Online Journal (Open Access)]
  • M. Endo, Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi, "Diffusion process of high concentration spikes in a quasi-homogeneous turbulent flow," Open J. Fluid Dyn., 6 (4), 371-390. [Online Journal (Open Access)]
  • Q.-Q. Shao, D. Sekine, T. Tsukahara, and Y. Kawaguchi, "Inverse source locating method based on graphical analysis of dye plume images in a turbulent flow," Open J. Fluid Dyn., 6 (4), 343-360. [Online Journal (Open Access)]
  • D. Cerizza, W. Sekiguchi, T. Tsukahara, T.A. Zaki, and Y. Hasegawa, "Reconstruction of scalar source intensity based on sensor signal in turbulent channel flow," Flow, Turbulence & Combustion, 97, 1211-1233.
    [Online Journal / SN ShareIt (Open Access)]
  • T. Tsukahara, S. Hara, S. Kawada, and Y. Kawaguchi, "Experimental study on functionality of surfactant solution in turbulent heat transfer by varying local shear rate," Int. J. Heat & Mass Transfer, 102, 360-368. [Online Journal]
  • T. Tsukahara, K. Oyagi, and Y. Kawaguchi, "Estimation method to identify scalar point source in turbulent flow based on Taylor's diffusion theory," Environmental Fluid Mechanics, 16 (3), 521-537. [Online Journal / SN ShareIt (Open Access)]
  • T. Ishida, Y. Duguet, and T. Tsukahara, "Transitional structures in annular Poiseuille flow depending on radius ratio," J. Fluid Mech., 794, R2 (11 pages). [Online Journal]

解説・展望記事

  • 國井 康平,石田 貴大,塚原 隆裕,遷移域スライディング・クエット流の局在乱流構造と統計量に及ぼす壁面曲率の影響”,日本流体力学会誌「ながれ」,第35巻 第6号 (2016),475-480. [Online Journal]
  • 川口 靖夫,塚原 隆裕,“界面活性剤水溶液流れの乱流と対流熱伝達”,日本伝熱学会誌「伝熱」,第55巻 第231号 (2016),9-14. [Online Journal]

国際会議発表

  • D. Kondo, L. Mu, M. Inoue, H. Himeda, T. Tsukahara, H. Yoshikawa, F.. Zoueshtiagh, I. Ueno, "Acceleration of macroscopic contact line of droplet spreading on a substrate after interaction with particle," 11th Asian Microgravity Symposium, Sapporo, Japan, Oct. 25-29.
  • S. Inoue, T. Tsukahara, S. Jakirlić, and Y. Kawaguchi, "A Reynolds stress model for drag-reducing viscoelastic turbulent flow," Proc. of 11th Int. ERCOFTAC Symp. on Engineering Turbulence Modelling and Measurements, Palermo, Italy, Sep. 21-23 (2016), 6 pages.
  • S. Hara, T. Tsukahara, and Y. Kawaguchi, "Experimental investigation on the streamwise velocity fluctuation with the Reynolds-number dependence in turbulent viscoelastic-fluid flows," Proc. of 11th Int. ERCOFTAC Symp. on Engineering Turbulence Modelling and Measurements, Palermo, Italy, Sep. 21-23 (2016), 6 pages.
  • T. Ishida, T. Tsukahara, and S. Inooka, "Investigating the lower critical Reynolds number focusing on the turbulent spot and stripe at plane channel flow," Abst. of 11th European Fluid Mech. Conf. (EFMC11), Seville, Spain, Sep. 12-16 (2016), #429.
  • K. Kunii, T. Ishida, and T. Tsukahara, "Helical turbulence and puff in transitional sliding Couette flow," Abst. 24th Int. Congress of Theor. Appl. Mech. (ICTAM2016), Montreal, Canada, Aug. 21-26 (2016), pp. 929-930.
  • Y. Yamada, T. Tsukahara, M. Motosuke, and Y. Fujino, "CFD analysis of strut influence on blood flow in stent-implanted left main coronary artery bifurcation," Proc. 38th Annu. Int. Conf. the IEEE Eng. in Medicine and Biology Soc., Orlando, FL, USA, Aug. 16-20, 3306-3309.
  • Q.-Q. Shao, Y.-H. Zhang, T. Tsukahara, and Y. Kawaguchi, "Study on the diffusion distance-dependent characteristics of passive scalar plumes in turbulent shear flow," Proc. of 9th Int. Symp. on Heat Transfer, Beijing, China, Aug. 15-19.
  • K. Watanabe, Y. Kaiho, S. Hara, T. Tsukahara, and Y. Kawaguchi, "A study on heat transport phenomena in a developed thermal boundary layer of drag reducing channel flow," Proc. ASME 2016 Fluids Eng. Div. Summer Meeting, Washington DC, USA, July 10-14, FEDSM2016-7680.
  • Y. Kaiho, S. Hara, T. Tsukahara, and Y. Kawaguchi, "Spectral analysis and discussion on the velocity fluctuation in drag reducing channel flow by surfactant additives," Proc. ASME 2016 Fluids Eng. Div. Summer Meeting, Washington DC, USA, July 10-14, FEDSM2016-7725.
  • M. Endo, Q.Q. Shao, T. Tsukahara, and Y. Kawaguchi, "Characteristics of high concentration pulses in turbulent mass diffusion," Proc. ASME 2016 Fluids Eng. Div. Summer Meeting, Washington DC, USA, July 10-14, FEDSM2016-7786.
  • K. Kunii, T. Ishida, T. Tsukahara, "Transitional structures in sliding Couette flow with full and hypothetical circumference," Int. Symp. on Near-Wall Flows: Transition and Turbulence, Kyoto, Japan, Jun. 20-22.
  • K. Fukudome, T. Tsukahara, Y. Ogami, "Turbulent stripe pattern in Poiseuille flow at transitional region," Int. Symp. on Near-Wall Flows: Transition and Turbulence, Kyoto, Japan, Jun. 20-22.
  • T. Tsukahara, "Laminar-turbulent pattern in annular/plane channel flows," Int. Symp. on Near-Wall Flows: Transition and Turbulence, Kyoto, Japan, Jun. 20-22.
  • N. Kazuno, T. Tsukahara, and M. Motosuke, "DNS study of a small droplet driven by the thermal Marangoni effect," Abst. 8th Conf. of the International Marangoni Association, Bad Honnef, Germany, Jun. 12-16, p. 55.
  • M. Inoue, N. Kazuno, L.Z. Mu, D. Kondo, T. Tsukahara, T. Kaneko, F. Zoueshtiagh, and I. Ueno, "Direct numerical simulation of dynamic behavior of liquid-gas interface after interaction with particle," Abst. 8th Conf. of the International Marangoni Association, Bad Honnef, Germany, Jun. 12-16, p. 49.
  • S. Hara, R. Ii, T. Tsukahara, and Y. Kawaguchi, "Heat transfer enhancement caused by the meandering motion appearing in the backward-facing step flow with surfactant additives in high Reynolds number," Proc. the First Pacific-Rim Thermal Engineering Conf., Hawaii's Big Island, USA, Mar. 13-17, PRTEC-14998, 5 pages.
  • M. Endo, Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi, "Study on the diffusion mechanism and the formation process of the high concentration pulse in material turbulent diffusion with the conditional sampling technique," Proc. the First Pacific-Rim Thermal Engineering Conf., Hawaii's Big Island, USA, Mar. 13-17, PRTEC-15123, 5 pages.

国内会議発表,その他

  • 数野 信夫,塚原 隆裕,元祐 昌廣,“マイクロ液滴駆動へのラプラス圧と温度差マランゴニ対流による影響”,第94期日本機械学会流体工学部門講演会 講演論文集,宇部,11月12-13日 (2016),0701,2 pages.
  • 高木 健吾,塚原 隆裕,大澤 崇行,長谷川 洋介,“共焦点顕微鏡を用いた液滴蒸発過程におけるマイクロ粒子の時空間分布計測”,第94期日本機械学会流体工学部門講演会 講演論文集,宇部,11月12-13日 (2016),0702,3 pages.
  • 石田 貴大,Geert Brethouwer,Yohann Duguet,塚原 隆裕,“粗面クエット流において発生する様々な準秩序構造”,第94期日本機械学会流体工学部門講演会 講演論文集,宇部,11月12-13日 (2016),1012,2 pages.
  • 大間知 和将,菅原 祥樹,塚原 隆裕,川口 靖夫,“固気混相乱流境界層における粒子と気相速度の条件付き平均による解析”,第94期日本機械学会流体工学部門講演会 講演論文集,宇部,11月12-13日 (2016),GS26,4 pages.
  • 大西 翔平,伊井 隆介,原 峻平,塚原 隆裕,川口 靖夫,“バックステップを過ぎる粘弾性流体乱流の空間相関関数による解析”,第94期日本機械学会流体工学部門講演会 講演論文集,宇部,11月12-13日 (2016),0415,5 pages.
  • 井上 俊,塚原 隆裕,川口靖夫,“粘弾性流体の抵抗低減乱流における応力方程式モデルの圧力歪相関項”,第94期日本機械学会流体工学部門講演会 講演論文集,宇部,11月12-13日 (2016),0319,5 pages.
  • 福留 功二,塚原 隆裕,大上 芳文,“平面クエット流の乱流遷移域に生じる乱流ストライプ構造の熱伝達特性”,日本機械学会熱工学コンファレンス2016 講演論文集,松山,10月22-23日 (2016),H234,2 pages.
  • 猪岡 翔,石田 貴大,塚原 隆裕,“乱流斑点の帯状成長に注目した下臨界レイノルズ数の確率論的研究”,日本流体力学会年会2016 講演論文集,東京,9月26-28日 (2016),3 pages.
  • 國井 康平,石田 貴大,塚原 隆裕,“遷移域スライディング・クエット流の局在乱流構造と統計量に及ぼす壁面曲率の影響”,日本流体力学会年会2016 講演論文集,東京,9月26-28日 (2016),4 pages.
  • 大間知 和将,塚原 隆裕,川口 靖夫,“固気混相乱流境界層における粒子と気相速度変動値の結合密度関数による解析”,日本流体力学会年会2016 講演論文集,東京,9月26-28日 (2016),5 pages.
  • 原 峻平,塚原 隆裕,川口 靖夫,“粘弾性流体の抵抗低減流れにおける乱れエネルギのレイノルズ数依存性”,日本流体力学会年会2016 講演論文集,東京,9月26-28日 (2016),5 pages.
  • 塚原 隆裕,猪岡 翔,石田 貴大,“平面ポアズイユ流における斜行乱流帯の生成下限レイノルズ数”,第59回「乱流遷移の解明と制御」研究会,札幌,9月4-5日 (2016).
  • 塚原 隆裕,石田 貴大,戸倉 彰太,“粘弾性流体の回転平面クエット流におけるロールセル変調”,第44回可視化情報シンポジウム 講演論文集,東京,7月19日-20日 (2016),F106, 2 pages.
  • 佐藤 友治,遠藤 雅也,Q.Q. Shao,塚原 隆裕,川口 靖夫,“壁乱流における物質拡散の拡散源予測に向けたPLIF画像解析”,第44回可視化情報シンポジウム 講演論文集,東京,7月19日-20日 (2016),F107, 7 pages.
  • T. Tsukahara, "Laminar-turbulent pattern in subcritical turbulent channel flow", 新学術領域研究「ゆらぎと構造の協奏:非平衡系における普遍法則の確立」第3回領域研究会,福岡,6月17-19日 (2016).
  • 井上 幹允,宮崎 祐輔,塚原 隆裕,母 立衆,金子 敏宏,上野 一郎,“粒子との接触を伴う液体自由表面近傍流体挙動の直接数値解析”,第53回日本伝熱シンポジウム 講演論文集,大阪,5月24日-26日 (2016),E221, 5 pages.
  • 数野 信夫,塚原 隆裕,元祐 昌廣,“マイクロ液滴の界面張力駆動対流に関する研究”,第53回日本伝熱シンポジウム 講演論文集,大阪,5月24日-26日 (2016),D114,5 pages.
  • 松本 拓也,原 峻平,塚原 隆裕,川口 靖夫,“界面活性剤溶液流れにおける運動量とスカラー輸送に係る壁近傍準秩序構造の特性”,第53回日本伝熱シンポジウム 講演論文集,大阪,5月24日-26日 (2016),A225,5 pages.
  • 原 峻平,松本 拓也,塚原 隆裕,川口 靖夫,“界面活性剤溶液流れにおいて粘弾性応力が乱流シュミット数に及ぼす影響の実験的評価”,第53回日本伝熱シンポジウム 講演論文集,大阪,5月24日-26日 (2016),SP134,5 pages.
  • 山田 裕也,藤野 祐介,塚原 隆裕,元祐 昌廣,“血流シミュレーションを用いた左冠動脈主幹部分岐部に留置したステントの,冠動脈血流への影響についての検討”,第48回日本心血管インターベンション治療学会,東京,5月7日 (2016).
  • 天野 慎之介,藤野 祐介,田原 聰子,塚原 隆裕,元祐 昌廣,“左冠動脈分岐部のステント留置法が血流に及ぼす影響の流体力学的評価”,第48回日本心血管インターベンション治療学会,東京,5月7日 (2016).

2015年

学術雑誌論文

  • Z. Fu, Y. Iwaki, M. Motozawa, T. Tsukahara, and Y. Kawaguchi, "Characteristic turbulent structure of a modified drag-reduced surfactant solution flow via dosing water from channel wall," Int. J. Heat & Fluid Flow, 53, 135-145. [Online Journal]
  • T. Ishida, T. Tsukahara, and Y. Kawaguchi, "Effects of spanwise system rotation on turbulent stripe in plane Poiseuille flow," J. Turbulence, 16, 273-289. [Online Journal]

解説・展望記事

  • 塚原 隆裕,石田 貴大,“平面ポアズイユ流の亜臨界遷移における下臨界レイノルズ数”,日本流体力学会誌「ながれ」,第34巻 第6号 (2015),383-386. [Online Journal]

国際会議発表

  • W. Sekiguchi, D. Cerizza, T. Tsukahara, and Y. Hasegawa, "Estimation of scalar source strength based on sensor information by adjoint analysis in turbulence," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Busan, Korea, Nov. 22-25, ASCHT15-Mon04-013, 5 pages.
  • N. Kazuno, Y. Miyazaki, T. Tsukahara, and I. Ueno, "Numerical study on dynamics behavior of contact line moving on small-particle surface," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Busan, Korea, Nov. 22-25, ASCHT15-Mon07-004, 5 pages.
  • S. Inoue, T. Tsukahara, S. Jakirlić, and Y. Kawaguchi, "A Reynolds-stress model for turbulent flow of a drag-reducing viscoelastic fluid," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Busan, Korea, Nov. 22-25, ASCHT15-Wed02-004, 5 pages.
  • H. Tatematsu, T. Ishida, and T. Tsukahara, "Structures in laminar plane Couette flows destabilized by system rotation," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Busan, Korea, Nov. 22-25, , ASCHT15-Mon05-007, 5 pages.
  • A. Ikegami, T. Tsukahara, and Y. Kawaguchi, "Viscoelastic stress field in turbulent flow behind backward-facing step," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Busan, Korea, Nov. 22-25, ASCHT15-Mon04-006, 4 pages.
  • T. Ishida and T. Tsukahara, "Turbulent annular pipe flow in subcritical transition regime: Numerical study on heat transfer," Proc. the 5th Asian Symp. on Computational Heat Transfer & Fluid Flow, Busan, Korea, Nov. 22-25, ASCHT15-Mon04-009, 4 pages.
  • Z. Fu, T. Tsukahara, and Y. Kawaguchi, "Diffusion of the injected viscoelastic polymer solution in a channel flow associated with evolution of eddy structure," Proc. Int. Symp. on Rheology, Kobe, Japan, Sep. 23-25 (2015).
  • D. Cerizza, W. Sekiguchi, T. Tsukahara, and Y. Hasegawa, "Reconstruction of time-varying scalar source intensity based on sensing signal in turbulent channel flow," Proc. the 8th Int. Symp. on Turbulence, Heat and Mass Transfer, Sarajevo, Bosnia and Herzegovina, Sep. 15-18 (2015).
  • K. Watanabe, Y. Kaiho, S. Hara, T. Tsukahara, and Y. Kawaguchi, " Temperature fluctuation appearing in bilayered thermal boundary in drag-reducing surfactant solution flow," Proc. the 8th Int. Symp. on Turbulence, Heat and Mass Transfer, Sarajevo, Bosnia and Herzegovina, Sep. 15-18 (2015).
  • S. Hara, R. Ii, T. Tsukahara, and Y. Kawaguchi, "Analysis of organized turbulent structure by pattern recognition technique in drag-reducing surfactant solution flow in a channel," Proc. the 8th Int. Symp. on Turbulence, Heat and Mass Transfer, Sarajevo, Bosnia and Herzegovina, Sep. 15-18 (2015).
  • T. Ishida, T. Tsukahara, "Turbulent annular pipe flow in subcritical transition regime: effect of radius ratio on structures," Proc. the 15th EUROMECH European Turbulence Conf., Delft, The Netherlands, Aug. 25-28, No. 82, 2 pages.
  • T. Ishida and T. Tsukahara, "Turbulent annular pipe flow in subcritical transition regime: Direct numerical simulation of a large domain," Proc. the ASME-JSME-KSME Joint Fluids Eng. Conf. 2015, Seoul, Korea, July 26-31, AJKFluids2015-15472, 4 pages.
  • M. Endo, T. Tsukahara, and Y. Kawaguchi, "Relationship between diffusing-material lumps and organized structures in turbulent flow," Proc. the ASME-JSME-KSME Joint Fluids Eng. Conf. 2015, Seoul, Korea, July 26-31, AJKFluids2015-24432, 7 pages.
  • A. Ikegami, T. Tsukahara, and Y. Kawaguchi, "Influence of viscoelasticity on turbulent flow over a backward-facing step," Proc. the ASME-JSME-KSME Joint Fluids Eng. Conf. 2015, Seoul, Korea, July 26-31, AJKFluids2015-25251, 4 pages.
  • H. Sugioka, Z. Fu, T. Tsukahara, and Y. Kawaguchi, "PIV-PLIF experiment on modification of turbulent scalar diffusion near wall by uniform blowing," Proc. the ASME-JSME-KSME Joint Fluids Eng. Conf. 2015, Seoul, Korea, July 26-31, AJKFluids2015-25431, 6 pages.
  • Y. Kawaguchi and T. Tsukahara, "Modification of coherent eddy structure near the wall by polymer dosing from the wall," Proc. the ASME-JSME-KSME Joint Fluids Eng. Conf. 2015, Seoul, Korea, July 26-31, AJKFluids2015-25817, 1 pages.
  • Y. Sugawara, T. Tsukahara, and Y. Kawaguchi, "Multidimensional measurements of turbulent boundary layer including scattered particles using PIV technique," Proc. the ASME-JSME-KSME Joint Fluids Eng. Conf. 2015, Seoul, Korea, July 26-31, AJKFluids2015-32390, 6 pages.
  • T. Ishida and T. Tsukahara, "Turbulent annular pipe flow in subcritical transition regime: Occurence of helical turbulent band," Abstract of the 6th Int. Symp. on Bifurcations and Instabilities in Fluid Dyn., Paris, France, July 15-17, p. 349.
  • T. Ishida and T. Tsukahara, "Numerical investigation of high rotation effects on laminar flow in rotating plane Couette flow," Abstract of the 19th Int. Couette-Taylor Workshop, Cottbus, Germany, June 22-24, pp. 52-53.
  • R. Ii, S. Hara, T. Tsukahara, and Y. Kawaguchi, "Turbulence modulation and instability induced by surfactant additives in backward-facing step flow," Proc. the 9th Int. Symp. on Turbulence and Shear Flow Phenomena, Melbourne, Australia, June 30 - July 3, 6 pages.
  • D. Sekine, T. Tsukahara, and Y. Kawaguchi, "Study on graphical statistics characterizing a turbulent scalar diffusion toward the source estimation via image processing," Proc. the 9th Int. Symp. on Turbulence and Shear Flow Phenomena, Melbourne, Australia, June 30 - July 3, 6 pages.

国内会議発表,その他

  • 戸倉 彰太,石田 貴大,塚原 隆裕,“粘弾性流体の回転平面クエット流に関するDNS解析:ロールセル不安定性の変化”,第29回数値流体力学シンポジウム 講演論文集,博多,12月15-17日 (2015),A04-1,4 pages.
  • 池上 明人,塚原 隆裕,川口 靖夫,“低レイノルズ数バックステップ乱流に対する粘弾性の影響”,第93期日本機械学会流体工学部門講演会 講演論文集,東京,11月7-8日 (2015),0111,2 pages.
  • 数野 信夫,塚原 隆裕,元祐 昌廣,“3次元数値計算によるマイクロ液滴のマランゴニ対流駆動に関する研究”,第93期日本機械学会流体工学部門講演会 講演論文集,東京,11月7-8日 (2015),0323,2 pages.
  • 井上 俊,塚原 隆裕,川口 靖夫,“粘弾性流体の抵抗低減乱流におけるレイノルズ応力方程式モデルの適用”,第93期日本機械学会流体工学部門講演会 講演論文集,東京,11月7-8日 (2015),0606,4 pages.
  • 石田 貴大,塚原 隆裕,“二重円管内乱流の亜臨界遷移に関する直接数値シミュレーション”,第93期日本機械学会流体工学部門講演会 講演論文集,東京,11月7-8日 (2015),1513,2 pages.
  • 杉岡 英明,付 在国,塚原 隆裕,川口靖夫,“壁面からの一様吹出しを伴うチャネル乱流におけるスカラー輸送に関する実験的研究”,第93期日本機械学会流体工学部門講演会 講演論文集,東京,11月7-8日 (2015),1517,5 pages.
  • 原 峻平,伊井 隆介,塚原 隆裕,川口 靖夫,“パターン認識法により抽出した界面活性剤抵抗低減流れの乱流渦構造”,日本流体力学会年会2015 講演論文集,東京,9月26-28日 (2015),5 pages.
  • 伊井 隆介,原 峻平,塚原 隆裕,川口 靖夫,“粘弾性流体乱流のバックステップ流れに現れる搖動現象の実験的研究”,日本流体力学会年会2015 講演論文集,東京,9月26-28日 (2015),3 pages.
  • 塚原 隆裕,石田 貴大,“平面ポアズイユ流の亜臨界遷移における下臨界レイノルズ数”,日本流体力学会年会2015 講演論文集,東京,9月26-28日 (2015),2 pages.
  • 石田 貴大,塚原 隆裕,“二重円管内流れの亜臨界遷移構造:円筒比の影響”,第57回「乱流遷移の解明と制御」研究会,長野,9月7-8日 (2015).
  • 遠藤 雅也,塚原 隆裕,川口 靖夫,“条件付抽出法を用いた乱流物質拡散における高濃度パルスの挙動解析”,可視化情報シンポジウム2015 講演論文集,東京,7月21日-22日 (2015),F102, 7 pages.
  • 数野 信夫,塚原 隆裕,元祐 昌廣,“温度勾配によるマイクロ液滴操作の3次元数値シミュレーション”,第52回日本伝熱シンポジウム 講演論文集,博多,6月3日-5日 (2015),SP203.
  • 伊井 隆介,原 峻平,塚原 隆裕,川口 靖夫,“バックステップを通過する粘弾性流体乱流の緩和過程における伝熱特性に関する実験的研究”,第52回日本伝熱シンポジウム 講演論文集,博多,6月3日-5日 (2015),G231, 2 pages.
  • 関口 航,Cerizza, D.,塚原 隆裕,長谷川 洋介,“随伴解析を用いたセンサー情報に基づくスカラー源強度推定:チャネル乱流中の物質濃度拡散における検証”,第52回日本伝熱シンポジウム 講演論文集,博多,6月3日-5日 (2015),G234, 2 pages.
  • 渡邉 可奈,原 峻平,塚原 隆裕,川口 靖夫,“界面活性剤水溶液流れにおける温度境界層の内層に溶液濃度が及ぼす影響”,第52回日本伝熱シンポジウム 講演論文集,博多,6月3日-5日 (2015),G311, 2 pages.
  • 原 峻平,伊井 隆介,塚原 隆裕,川口 靖夫,“界面活性剤水溶液流れにおける準秩序構造のパターン認識法による分析”,第52回日本伝熱シンポジウム 講演論文集,博多,6月3日-5日 (2015),G312, 2 pages.
  • 塚原 隆裕,“チャネル内遷移流の大規模パターン形成”,東京大学大学院理学系研究科佐野研究室セミナー,東京,4月23日 (2015).

2014年

学術雑誌論文

  • 市川 英伸,塚原 隆裕,岩本 薫,川口 靖夫,“鉛直円管内気液二相流中における超音波式渦流量計の計測可能範囲と計測部の可視化”,計測自動制御学会論文集,50 (10),703-711.[Online Journal]
  • 市川 英伸,岩本 薫,塚原 隆裕,川口 靖夫,“超音波渦流量計の気泡混入時の管径の影響と信号処理による耐気泡性向上策”,計測自動制御学会論文集,50 (5),404-410.[Online Journal]
  • T. Ishida, T. Tsukahara, and Y. Kawaguchi, "Large-scale structure alternation in rotating plane Poiseuille flow at transitional Reynolds number," Appl. Thermal Eng., 72 (1), 70-81. [Online Journal]
  • T. Tsukahara, M. Tanabe, and Y. Kawaguchi, "Effect of fluid viscoelasticity on turbulence and large-scale vortices behind wall-mounted plates," Adv. Mech. Eng., 2014 Article ID 823138 (12 pages). [Online Journal (Open Access)]
  • T. Tsukahara, T. Kawase, and Y. Kawaguchi, "Heat transfer in a viscoelastic orifice flow at low to moderate Reynolds numbers," Computational Thermal Sci., 6 (1), 79-90. [Online Journal]

解説・展望記事

  • 原 峻平,伊井 隆介,塚原 隆裕,川口 靖夫,“界面活性剤添加による抵抗低減流れの乱流エネルギスペクトルに関する考察”,日本流体力学会誌「ながれ」,第33巻 第6号 (2014),531-538. [Online Journal]

国際会議発表

  • T. Ishida and T. Tsukahara, "Critical Reynolds number for global instability of channel flow in subcritical scenario," 67th Annual Meeting of the Division of Fluid Dynamics, San Francisco, CA, USA, Nov. 23-25 (2014).
  • Y. Miyazaki, T. Tsukahara, and I. Ueno, "Numerical study of dynamic behavior of contact line approaching a micro-scale particle," 67th Annual Meeting of the Division of Fluid Dynamics, San Francisco, CA, USA, Nov. 23-25 (2014).
  • J. Hasegawa, T. Tsukahara, and Y. Kawaguchi, "Extraction of characteristic quantities of turbulent diffusion towards the source estimation," Proc. of the 25th Int. Symp. on Transport Phenomena, Krabi, Thailand, Nov. 5-7, 2014, 6 pages.
  • R. Ikeno, T. Tsukahara, and Y. Kawaguchi, "DNS study of influences of roughness shapes and parameters on friction coefficient," Proc. the 25th Int. Symp. on Transport Phenomena, Krabi, Thailand, Nov. 5-7, 2014, 5 pages.
  • T. Tsukahara, "Viscoelastic and elasto-inertial turbulence in roughened/smooth channel flow," KTH Mechanics Seminars, KTH, Stockholm, Sweden, Sep. 22. [Invited Talk]
  • M. Takahashi, T. Tsukahara, and Y. Kawaguchi, "Application of non-linear k-ε model to viscoelastic fluid flow," Proc. 10th Int. ERCOFTAC Symp. on Engineering Turbulence Modelling and Measurements, Marbella, Spain, Sep. 17-19, 2014, 7 pages.
  • R. Goto, Z. Fu, T. Tsukahara, and Y. Kawaguchi, "Near wall turbulent structure in drag-reducing channel flow with polymer dosing from the wall," Proc. 10th Int. ERCOFTAC Symp. on Engineering Turbulence Modelling and Measurements, Marbella, Spain, Sep. 17-19, 2014, 8 pages.
  • S. Hara, S. Kawada, T. Tsukahara, and Y. Kawaguchi, "Operation of functional fluid by local wall heating in a drag-reducing surfactant solution flow," Proc. the 15th Int. Heat Transfer Conf., Kyoto, Japan, Aug. 10-15, 2014, IHTC15-9676.
  • T. Minegishi, T. Tsukahara, and Y. Kawaguchi, "Stress field analysis around vortex in elastic layer of viscoelastic turbulent channel flow," J. Phys.: Conf. Ser., Vol. 530, XXI Fluid Mech. Conf. (KKMP2014), Krakow, Poland, Jun. 15-18, 2014, 012059 (7 pages). [Online Journal (Open Access)]
  • T. Tsukahara and T. Ishida, "The lower bound of subcritical transition in plane Poiseuille flow," Euromech Colloquium 565 – Subcritical Transition to Turbulence, Corsica, France, May 6-9, 2014.

国内会議発表,その他

  • 高橋 通博,塚原 隆裕,川口 靖夫,“非線形 k-εモデルを基にした粘弾性流体の乱流予測”,第92期日本機械学会流体工学部門講演会 講演論文集,富山,10月25-26日 (2014),0420,4 pages.
  • 嶺岸 卓也,塚原 隆裕,川口 靖夫,“DNSによる粘弾性流体チャネル乱流内の渦抑制に関する応力場解析”,第92期日本機械学会流体工学部門講演会 講演論文集,富山,10月25-26日 (2014),0415,3 pages.
  • 菅原 祥樹,塚原 隆裕,川口 靖夫,“飛散粒子を含む境界層乱流のPIVによる多次元測定”,第92期日本機械学会流体工学部門講演会 講演論文集,富山,10月25-26日 (2014),0203,3 pages.
  • 伊井 隆介,原 峻平,塚原 隆裕,川口 靖夫,“バックステップを通過する粘弾性流体乱流の乱れ統計量に関する実験的研究”,第92期日本機械学会流体工学部門講演会 講演論文集,富山,10月25-26日 (2014),0106,2 pages.
  • 石田 貴大,塚原 隆裕,“チャネル流れの乱流斑点成長とレイノルズ数低下による下臨界値”,第55回「乱流遷移の解明と制御」研究会,東京,9月26-27日.
  • 原 峻平,伊井 隆介,塚原 隆裕,川口 靖夫,“界面活性剤添加による抵抗低減流れの乱流エネルギスペクトルに関する考察”,日本流体力学会年会2014 講演論文集,仙台,9月15-17日 (2014),? pages.
  • 池野 僚,塚原 隆裕,川口 靖夫,“壁面粗さ形状が流体抵抗に及ぼす影響に関する数値解析的研究”,日本流体力学会年会2014 講演論文集,仙台,9月15-17日 (2014),? pages.
  • 石田 貴大,塚原 隆裕,“チャネル流における乱流斑点成長の下臨界レイノルズ数の調査”,日本流体力学会年会2014 講演論文集,仙台,9月15-17日 (2014),4 pages.
  • 関根 大地,塚原 隆裕,川口 靖夫,“画像処理によるチャネル内乱流物質拡散の特徴量の抽出”,可視化情報シンポジウム2014 講演論文集,東京,7月21日-22日,B205,8 pages..
  • 伊井 隆介,原 峻平,塚原 隆裕,川口 靖夫,“壁面加熱による界面活性剤溶液流れの乱流抑制効果の改変 (2)―PIVによる乱れ変動の検討”,第51回日本伝熱シンポジウム 講演論文集,浜松,5月21日-23日.
  • 原 峻平,伊井 隆介,塚原 隆裕,川口 靖夫,“壁面加熱による界面活性剤溶液流れの乱流抑制効果の改変 (1)―ミセル会合数に基づくモデル”,第51回日本伝熱シンポジウム 講演論文集,浜松,5月21日-23日.

2013年

学術雑誌論文

  • T. Tsukahara and Y. Kawaguchi, "Proposal of damping function for low-Reynolds-number k-ε model applicable in prediction of turbulent viscoelastic-fluid flow," J. Appl. Math., 2013, Article ID 197628 (15 pages). [Online Journal (Open Access)]
  • 市川 英伸,塚原 隆裕,川口 靖夫,河村 洋,“超音波渦流量計計測における気液二相流中の超音波反射特性と耐気泡性向上策の提案”,計測自動制御学会論文集,49 (6),612-618.[Online Journal]
  • T. Tsukahara, M. Motozawa, D. Tsurumi, and Y. Kawaguchi, "PIV and DNS analyses of viscoelastic turbulent flows behind a rectangular orifice," Int. J. Heat & Fluid Flow 41, 66-79. [Online Journal]
  • T. Tsukahara, M. Ishikawa, and Y. Kawaguchi, "DNS study of the turbulent Taylor-vortex flow on a ribbed inner cylinder," Adv. Mech. Eng. 2013, Article ID 628490 (12 pages). [Online Journal (Open Access)]
  • T. Tsukahara, T. Kawase, and Y. Kawaguchi, "DNS on turbulent heat transfer of viscoelastic fluid flow in a plane channel with transverse rectangular orifices," Progress in Comput. Fluid Dyn. 13 (3/4), 212-223. [Online Journal]
  • X. Wu, N. Washio, H. Aida, T. Tsukahara, Y. Kawaguchi, and B. Yu, "PIV study on intermittent flow structure in Poiseuille channel flow at transitional Reynolds number," J. Xi'an Jiaotong Univ. 47 (1), 101-106. (in Chinese)

解説・展望記事

  • 塚原 隆裕,機械工学年鑑2013:3. 計算力学 > 3.3 計算熱流体工学,日本機械学会,2013年8月.
  • 川口 靖夫,塚原 隆裕,本澤 政明,“粘弾性流体に現れる乱流渦構造”,日本機械学会論文集B編,第79巻 第808号 (2013),2660-2669.[Online Journal]

国際会議発表

  • R. Ikeno, T. Tsukahara and Y. Kawaguchi, "Effects of three-dimensional prisms on Taylor-Couette flow ," Proc. 12th Int. Symp. on Fluid Control, Measurements, and Visualization, Nara, Japan, Nov. 18-23, 2013, OS16-1-2.
  • T. Tsukahara and Y. Kawaguchi, "Flow visualization experiment on elasto-inertial turbulence in transitional channel flow," Proc. 12th Int. Symp. on Fluid Control, Measurements, and Visualization, Nara, Japan, Nov. 18-23, 2013, OS8-4-3.
  • M. Tanabe, T. Tsukahara and Y. Kawaguchi, "DNS study on vortices induced by flat-plate vortex generator in drag-reducing turbulent flow," Proc. 12th Int. Symp. on Fluid Control, Measurements, and Visualization, Nara, Japan, Nov. 18-23, 2013, OS8-4-4.
  • J. Hasegawa, K. Oyagi, T. Tsukahara, and Y. Kawaguchi, "DNS of turbulent diffusion towards the estimation of emission source," Proc. 24th Int. Symp. on Transport Phenomena, Yamaguchi, Japan, Nov. 1-5, 2013.
  • K. Sugiyama, K. Otakeguchi, T. Tsukahara, and Y. Kawaguchi, "Investigation of turbulent modulation in horizontal particle laden boundary-layer gas flow by using PIV," Proc. 24th Int. Symp. on Transport Phenomena, Yamaguchi, Japan, Nov. 1-5, 2013.
  • T. Tsukahara, T. Ishida, and Y. Duguet, "Turbulent-spot development in constant-mass-flux channel flow," The 14th EUROMECH Euro. Turbulence Conf., Lyon, France, Sep. 1-4, 2013.
  • T. Ishida, T. Tsukahara, and Y. Kawaguchi, "Relationship between statistics and turbulent structures in rotating plane Poiseuille flow," The 14th EUROMECH Euro. Turbulence Conf., Lyon, France, Sep. 1-4, 2013.
  • T. Ishida, T. Tsukahara, and Y. Kawaguchi, "Effects of spanwise rotation on the structure of turbulent stripe in plane Poiseuille flow," Proc. 8th Int. Symp. on Turbulence and Shear Flow Phenomena, Poitiers, France, Aug. 28-30, 2013, ROTB2.
  • K. Oyagi, T. Tsukahara, and Y. Kawaguchi, "Characteristics extraction of a turbulent diffusion state for quick trace-back estimation of the diffusion source," Proc. 8th Int. Symp. on Turbulence and Shear Flow Phenomena, Poitiers, France, Aug. 28-30, 2013, PSB2.
  • Y. Iwaki, M. Motozawa, T. Tsukahara, and Y. Kawaguchi, "Modification of drag-reduced flow by dosing water from the wall: Investigation of turbulent structure by PIV," Proc. 8th Int. Symp. on Turbulence and Shear Flow Phenomena, Poitiers, France, Aug. 28-30, 2013, P06.
  • K. Oyagi, T. Tsukahara, and Y. Kawaguchi, "Experimental consideration for the map based source estimation of concentration diffusion in turbulent flow," Proc. 8th World Conf. on Exp. Heat Transfer, Fluid Mech., and Thermodyn., Lisbon, Portugal, Jun. 16-20, 2013, Turbulence-259.
  • Y. Iwaki, M. Motozawa, T. Tsukahara, and Y. Kawaguchi, "Enhanced drag reduction in surfactant flow by dosing water from wall: investigation of turbulent statistics by PIV and PLIF," Proc. 8th World Conf. on Exp. Heat Transfer, Fluid Mech., and Thermodyn., Lisbon, Portugal, Jun. 16-20, 2013, Turbulence-453.
  • S. Kawada, T. Tsukahara, and Y. Kawaguchi, "Investigation on functionality of surfactant solution in turbulent heat transfer downstream of orifice," Proc. 8th World Conf. on Exp. Heat Transfer, Fluid Mech., and Thermodyn., Lisbon, Portugal, Jun. 16-20, 2013, Turbulence-272.
  • T. Minegishi, T. Tsukahara, and Y. Kawaguchi, "Budget of constitutive stress in viscoelastic turbulent channel flow by DNS," Proc. 4th Asian Symp. on Comput. Heat Transfer & Fluid Flow, Hong Kong, Jun. 3-6, 2013, ASCHT0168.
  • M. Takahashi, T. Tsukahara, and Y. Kawaguchi, "Improvement of low Reynolds number k-ε model for viscoelastic fluid flow," Proc. 4th Asian Symp. on Comput. Heat Transfer & Fluid Flow, Hong Kong, Jun. 3-6, 2013, ASCHT0167.
  • Y. Miyazaki, T. Tsukahara, and Y. Kawaguchi, "Four-way coupling simulation of particle-laden two-phase flow by immersed boundary method," Proc. 4th Asian Symp. on Comput. Heat Transfer & Fluid Flow, Hong Kong, Jun. 3-6, 2013, ASCHT0166.
  • T. Ishida, T. Tsukahara, and Y. Kawaguchi, "Alterations of large-scale structures in transitional rotating plane Poiseuille flow," Proc. 4th Asian Symp. on Comput. Heat Transfer & Fluid Flow, Hong Kong, Jun. 3-6, 2013, ASCHT0143.
  • M. Tanabe, T. Tsukahara, and Y. Kawaguchi, "Viscoelastic turbulent channel flow obstructed with three-dimensional finite ribs," Proc. 4th Asian Symp. on Comput. Heat Transfer & Fluid Flow, Hong Kong, Jun. 3-6, 2013, ASCHT0141.

国内会議発表,その他

  • 岩城 悠一郎,本澤 政明,塚原 隆裕,川口 靖夫,“界面活性剤抵抗低減流れの水滲出による改変―PIV・PLIF同時測定による乱流構造の観測”,第91期日本機械学会流体工学部門講演会 講演論文集,福岡,11月9-10日,#0114 (4 pages).
  • 嶺岸 卓也,高橋 通博,塚原 隆裕,川口 靖夫,“粘弾性流体乱流おける低レイノルズ数型k-ɛモデルの改良”,第91期日本機械学会流体工学部門講演会 講演論文集,福岡,11月9-10日,#0319 (4 pages).
  • 石田 貴大,塚原 隆裕,川口 靖夫,“回転チャネル乱流中に発生する大規模間欠構造の強化と減衰”,第91期日本機械学会流体工学部門講演会 講演論文集,福岡,11月9-10日,#0521 (3 pages).優秀講演表彰受賞
  • 石田 貴大,塚原 隆裕,“遷移レイノルズ数域の乱流斑点の成長”,第53回「乱流遷移の解明と制御」研究会,東京,9月24-25日.
  • 石田 貴大,塚原 隆裕,“チャネル流における乱流斑点の初期発達過程”,日本流体力学会年会2013 講演論文集,東京,9月12-14日.
  • 池野 僚,塚原 隆裕,川口 靖夫,“壁面に設置した角柱形状突起列によるテイラー渦の改変に関する数値解析的研究”,日本流体力学会年会2013 講演論文集,東京,9月12-14日.
  • 大八木 加菜,塚原 隆裕,川口 靖夫,“乱流中における濃度場の観測に基づく拡散源推定の試み”,日本流体力学会年会2013 講演論文集,東京,9月12-14日.
  • 五頭 亮太,塚原 隆裕,川口 靖夫,“壁面ポリマー滲出を伴う抵抗低減チャネル流の壁面近傍における乱流構造”,日本流体力学会年会2013 講演論文集,東京,9月12-14日.
  • 塚原 隆裕,川口 靖夫,“遷移域の平行平板間流れにおいて発生する粘弾性流体の流動不安定と乱流構造変化”,可視化情報シンポジウム2013 講演論文集,東京,7月16日-17日,pp. 191-192.
  • 原 峻平,川田 翔子,塚原 隆裕,川口 靖夫,“界面活性剤流れにおけるアクティブ・スカラー及び平板間隔の影響”,第50回日本伝熱シンポジウム 講演論文集,仙台,5月29日-31日,Vol. 2+3,pp. 480-481.
  • 川田 翔子,原 峻平,塚原 隆裕,川口 靖夫,“オリフィスを設置した界面活性剤流れにおける伝熱特性と機能性消失の実験的研究”,第50回日本伝熱シンポジウム 講演論文集,仙台,5月29日-31日,Vol. 2+3,pp. 478-479.
  • T. Tsukahara, "Flow regimes in transition of plane Poiseuille flow," France-Japan SAKURA Meeting, LadHyX, France, Mar. 1, 2013.
  • 塚原 隆裕,“チャネル内遷移流の大規模秩序運動”,九州大学 応用力学研究所 研究集会「壁乱流における大規模構造の統計法則と動力学に果たす役割」,九州大学,福岡,2月22-23日.

2012年以前

学術雑誌論文

  • T. Tsukahara, Y. Sakamoto, D. Aoshima, M. Yamamoto, and Y. Kawaguchi, "Visualization and laser measurements on the flow field and sand movement on sand dunes with porous fences," Exp. Fluids 52 (2012), 877-890. [Online Journal]
  • T. Tsukahara and Y. Kawaguchi, "Comparison of heat-transfer reduction in drag-reduced turbulent channel flows with different fluid and thermal boundary conditions," Progress in Comput. Fluid Dyn. 11 (2011), 215-225. [Online Journal / Preprint (PDF, 349KB)]
  • T. Tsukahara, T. Kawase, and Y. Kawaguchi, "DNS of viscoelastic turbulent channel flow with rectangular orifice at low Reynolds number," Int. J. Heat & Fluid Flow 32 (2011), 529-538. [Online Journal / Preprint (PDF, 716KB)]
  • T. Tsukahara, T. Ishigami, B. Yu, and Y. Kawaguchi, "DNS study on viscoelastic effect in drag-reduced turbulent channel flow," J. Turbulence 12 (2011), N13 (25 pages). [Online Journal / Preprint (PDF, 588KB)]
  • T. Tsukahara, N. Tillmark, and P.H. Alfredsson, "Flow regimes in a plane Couette flow with system rotation," J. Fluid Mech. 648 (2010), 5-33. [Online Journal / Preprint (PDF, 6.2MB)] [Seleted as a Focus on Fluids article]
  • 小山 倫史,塚原 隆裕,松本 拓真,蒋 静宇,李 博,“岩盤不連続面のせん断-透水同時試験の数値シミュレーション”,材料 59 (2010),205-210.[Online Journal]
  • 塚原 隆裕,岩本 薫,河村 洋,“乱流熱伝達を伴うクエット流れにおける大規模構造”,Thermal Sci. & Eng. 15 (2007), 151-162. [Online Journal]
  • T. Tsukahara, H. Kawamura, and K. Shingai, "DNS of turbulent Couette flow with emphasis on the large-scale structure in the core region," J. Turbulence 7 (2006), N19 (16 pages). [Online Journal]
  • 塚原 隆裕,河村 洋,“チャネル乱流における流体線の伸長”,ながれ 24 (2005),609-618.[Online Journal]
  • T. Tsukahara, S. Hane, and H. Kawamura, "DNS of turbulent heat transfer in plane Couette flow with emphasis on the large-scale structure," Thermal Sci. & Eng. 13 (2005), 81-82.

国際会議発表(査読有り)

  • S. Kawada, D. Tsurumi, T. Tsukahara, and Y. Kawaguchi, "Experimental study on heat transfer augmentation in viscoelastic turbulent channel flow by two-dimensional orifice," Proc. 7th Int. Symp. on Turbulence, Heat & Mass Transfer, Palermo, Italy, Sep. 24-27 (2012), 1013-1016.
  • D. Tsurumi, S. Kawada, T. Kawase, T. Tsukahara, and Y. Kawaguchi, "Experimental analysis of turbulent structure of viscoelastic fluid flow in downstream of two-dimensional orifice," Proc. 7th Int. Symp. on Turbulence, Heat & Mass Transfer, Palermo, Italy, Sep. 24-27 (2012), 191-194.
  • T. Tsukahara, M. Motozawa, T. Kawase, D. Tsurumi, and Y. Kawaguchi, "PIV and DNS analysis of viscoelastic turbulent flows behind a rectangular orifice," Proc. 9th Int. ERCOFTAC Symp. on Eng. Turbulence Modelling and Measurements, Thessaloniki, Greece, June 6-8 (2012), 0041, 6pp.
  • T. Tsukahara, "Structures and turbulent statistics in a rotating plane Couette flow," J. Phys.: Conf. Ser. 318, 13th EUROMECH Euro. Turbulence Conf., Warsaw, Poland, Sep. 12-15 (2011), 022024, 11pp. [Online Journal]
  • K. Ohnishi, T. Tsukahara, and Y. Kawaguchi, "Turbulence budget in transitional plane Couette flow with turbulent stripe," J. Phys.: Conf. Ser. 318, 13th EUROMECH Euro. Turbulence Conf., Warsaw, Poland, Sep. 12-15 (2011), 032033, 11pp. [Online Journal]
  • H. Aida, T. Tsukahara, and Y. Kawaguchi, "Development process of a turbulent spot into stripe pattern in plane Poiseuille flow," Proc. 7th Int. Symp. on Turbulence and Shear Flow Phenomena, Ottawa, Canada, July 28-31 (2011), Paper-ID #8D2P (USB), 6 pp.
  • H. Kawamoto, T. Tsukahara, H. Kawamura, and Y. Kawaguchi, "Proposal of k-ε model for visco-elastic fluid flow: toward prediction of drag-reducing turbulence," Proc. 8th Int. ERCOFTAC Symp. on Eng. Turbulence Modelling and Measurements, Marseille, France, June 9-11 (2010), Vol. 2, pp. 350-355.
  • T. Kawase, T. Tsukahara, and Y. Kawaguchi, "DNS of viscoelastic turbulent channel flow with two-dimensional slits," Proc. 8th Int. ERCOFTAC Symp. on Eng. Turbulence Modelling and Measurements, Marseille, France, June 9-11 (2010), Vol. 3, pp. 732-737.
  • Y. Sakamoto, S. Shimazu, T. Tsukahara, M. Yamamoto, and Y. Kawaguchi, "Control of sand movement on model dune by fence installation – Experimental study using LDV," Proc. 6th Int. Symp. on Turbulence, Heat & Mass Transfer, Rome, Italy, Sep. 14-18 (2009), pp. 901-904.
  • S. Hashimoto, A. Hasobe, T. Tsukahara, Y. Kawaguchi, and H. Kawamura, "An experimental study on turbulent-stripe structure in transitional channel flow," Proc. 6th Int. Symp. on Turbulence, Heat & Mass Transfer, Rome, Italy, Sep. 14-18 (2009), 10 pages. [Online Journal] [arXiv]
  • T. Tsukahara, Y. Kawaguchi, and H. Kawamura, "DNS of turbulent plane Couette flow with emphasis on turbulent stripe," Advances in Turbulence XII, Proc. 12th EUROMECH European Turbulence Conf., Marburg, Germany, Sep. 7-10 (2009), pp. 71-74. [Online Journal]
  • T. Ishigami, T. Tsukahara, and Y. Kawaguchi, "DNS study on 'diameter effect' of drag reduction in viscoelastic-fluid flow," Advances in Turbulence XII, Proc. 12th EUROMECH European Turbulence Conf., Marburg, Germany, Sep. 7-10 (2009), pp. 363-366. [Online Journal]
  • T. Ishigami, T. Tsukahara, Y. Kawaguchi, and B. Yu, "DNS Study on viscoelastic effect in drag-reduced turbulent channel flow," Proc. 6th Int. Symp. on Turbulence and Shear Flow Phenomena, Seoul, Korea, Jun. 22-24 (2009), pp. 359-364.
  • T. Tsukahara, Y. Kawaguchi, H. Kawamura, N. Tillmark, and P.H. Alfredsson, "Turbulence stripe in transitional channel flow with/without system rotation," Proc. 7th IUTAM Symp. on Laminar-Turbulent Transition, Stockholm, Sweden, June 23-26 2009, Springer (2010), pp. 421-426. [Online Book]
  • K. Iwamoto, T. Tsukahara, H. Nakano, and H. Kawamura, "Effect of large-scale structures upon near-wall turbulence," Proc. IUTAM Symp. on Comput. Phys. and New Perspectives in Turbulence, Nagoya, Japan, Sep. 11-14 2006, Springer (2007), pp. 55-60. [Online Book]
  • T. Tsukahara, K. Iwamoto and H. Kawamura, "POD analysis of large-scale structures through DNS of turbulent plane Couette flow," Advances in Turbulence XI, Proc. 11th EUROMECH Euro. Turbulence Conf., Porto, Portugal, June 25-28 (2007), pp. 245-247. [PDF (0.3MB)]
  • T. Tsukahara, K. Iwamoto, H. Kawamura, and T. Takeda, "DNS of heat transfer in a transitional channel flow accompanied by a turbulent puff-like structure," Proc. 5th Int. Symp. on Turbulence, Heat & Mass Transfer, Dubrovnik, Croatia, Sep. 25-29 (2006), pp. 193-196. [PDF (short paper 1.1MB), (full paper 6.4MB)] [arXiv]
  • T. Tsukahara, Y. Seki, H. Kawamura, and D. Tochio, "DNS of turbulent channel flow at very low Reynolds numbers," Proc. 4th Int. Symp. on Turbulence and Shear Flow Phenomena, Williamsburg, VA, USA, Jun. 27-29 (2005), pp. 935-940. [PDF(1.1MB)] [arXiv]
  • T. Tsukahara, H. Kawamura, and K. Shingai, "DNS of turbulent Couette flow with respect to a large scale structure in the core region," Advances in Turbulence X, Proc. 10th EUROMECH Euro. Turbulence Conf., Trondheim, Norway, Jun. 29 - Jul. 2 (2004), pp. 611-614. [PDF(2.0MB)]