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Studies on mathematical aspects of fluid mixing

Research Project

Project/Area Number 19560068
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Engineering fundamentals
Research InstitutionKyoto University

Principal Investigator

FUNAKOSHI Mitsuaki  Kyoto University, 大学院・情報学研究科, 教授 (40108767)

Research Collaborator JANG Bongkyun  京都大学, 大学院・情報学研究科, 学生
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Keywordsカオス / 流体混合 / 数理工学 / マイクロマシン
Research Abstract

捩れを伴う曲った円管内を軸方向の圧力差によって流れる流体の混合問題をカオスや力学系の理論を用いて調べ、どのような円管の曲がり方や捩れ方、軸方向平均速度に対して混合効率が良いかを調べた.その結果、円管の各点での曲がり方と捩れ方を表す量と軸方向平均速度に基づくレイノルズ数から作られるあるパラメータが適当な範囲で変動する場合に混合効率が高いことがわかった.また、カオスを用いた流体混合の意義とメカニズムに関して包括的な検討を行った.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (16 results)

All 2009 2008 2007

All Journal Article (5 results) (of which Peer Reviewed: 3 results) Presentation (10 results) Book (1 results)

  • [Journal Article] 流体のカオス運動による混合2009

    • Author(s)
      船越満明
    • Journal Title

      日本機械学会誌 112

      Pages: 137-140

    • NAID

      110007081498

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 曲率と捩率が周期的に変化する円管内の流れによるカオス混合2008

    • Author(s)
      船越満明, 蒋捧鈞
    • Journal Title

      日本流体力学会誌 第27巻別冊

      Pages: 204-204

    • NAID

      130004604198

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 周期的に変化する曲率と捩率を持つ円管におけるカオス混合2008

    • Author(s)
      船越満明, 蒋捧鈞
    • Journal Title

      京都大学数理解析研究所講究録「乱流研究の展望 : ブレークスルーを求めて」 No.1601

      Pages: 28-29

    • Related Report
      2008 Final Research Report
  • [Journal Article] 曲率と捩率が周期的に変化する円管内の流れによるカオス混合2008

    • Author(s)
      船越満明, 蒋捧鈞
    • Journal Title

      日本流体力学会誌 27別冊

      Pages: 204-204

    • NAID

      130004604198

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Chaotic mixing and mixing efficiency in a short time2008

    • Author(s)
      Mitsuaki Funakoshi
    • Journal Title

      Fluid Dynamics Research Vol.40

      Pages: 1-33

    • NAID

      10021167696

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Chaotic mixing in a curved pipe with periodic variations in curvature and torsion2008

    • Author(s)
      M. Funakoshi and B. Jang
    • Organizer
      61st Annual Meeting of the Division of Fluid Dynamics of the American Physical Society
    • Place of Presentation
      サンアントニオ(アメリカ)
    • Year and Date
      2008-11-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 曲率と捩率が周期的に変化する円管内の流れによるカオス混合2008

    • Author(s)
      船越満明, 蒋捧鈞
    • Organizer
      日本流体力学会年会2008
    • Place of Presentation
      神戸
    • Year and Date
      2008-09-06
    • Related Report
      2008 Final Research Report
  • [Presentation] Chaotic mixing in a helix-like pipe with periodic variations in curvature and torsion2008

    • Author(s)
      M. Funakoshi and B. Jang
    • Organizer
      22nd International Congress of Theoretical and Applied Mechanics
    • Place of Presentation
      アデレード(オーストラリア)
    • Year and Date
      2008-08-25
    • Related Report
      2008 Final Research Report
  • [Presentation] Chaotic mixing in a helix-like pipe with periodic variations in curvature and torsion2008

    • Author(s)
      M. Funakoshi, B. Jang
    • Organizer
      22nd International Congress of Theoritical and Applied Mechanics
    • Place of Presentation
      Adelaide, Australia
    • Year and Date
      2008-08-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] 周期的に変化する曲率と捩率を持つ円管におけるカオス混合2008

    • Author(s)
      船越満明, 蒋捧鈞
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      大阪
    • Year and Date
      2008-03-23
    • Related Report
      2008 Final Research Report
  • [Presentation] カオスを用いた流体混合2008

    • Author(s)
      船越満明
    • Organizer
      日本機械学会関西支部第83期定時総会講演会
    • Place of Presentation
      大阪
    • Year and Date
      2008-03-15
    • Related Report
      2008 Final Research Report
  • [Presentation] 周期的に変化する曲率と捩率を持つ円管におけるカオス混合2008

    • Author(s)
      蒋捧鈞, 船越満明
    • Organizer
      京都大学数理解析研究所 研究集会「乱流研究の展望 : ブレークスルーを求めて」
    • Place of Presentation
      京都
    • Year and Date
      2008-01-16
    • Related Report
      2008 Final Research Report
  • [Presentation] カオス混合の研究の最近の発展2007

    • Author(s)
      船越満明
    • Organizer
      研究集会「ソリトンの数理とその応用 : 非線形波動から可積分系へ」
    • Place of Presentation
      山口
    • Year and Date
      2007-12-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Chaotic mixing in a helix-like pipe with a periodic modulation in curvature and torsion2007

    • Author(s)
      B. Jang and M. Funakoshi
    • Organizer
      60th Annual Meeting of the Division of Fluid Dynamics of the American Physical Society
    • Place of Presentation
      ソルトレークシティ(アメリカ)
    • Year and Date
      2007-11-18
    • Related Report
      2008 Final Research Report
  • [Presentation] Chaotic mixing in a helix-like pipe with a periodic modulation in curvature and torsion2007

    • Author(s)
      B. Jang and M. Funakoshi
    • Organizer
      60th Meeting of Div. of Fluid Dynamics, American Physical Society
    • Place of Presentation
      Salt Lake City, USA
    • Year and Date
      2007-11-18
    • Related Report
      2007 Annual Research Report
  • [Book] カオス(シリーズ非線形科学入門3)2008

    • Author(s)
      船越満明
    • Total Pages
      226
    • Publisher
      朝倉書店
    • Related Report
      2008 Annual Research Report 2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

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