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Development of an optimum structural design method for a fluid device using multiphysics effects

Research Project

Project/Area Number 26600153
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Computational science
Research InstitutionKyoto University

Principal Investigator

Nishiwaki Shinji  京都大学, 工学研究科, 教授 (10346041)

Co-Investigator(Kenkyū-buntansha) 山田 崇恭  京都大学, 工学研究科, 助教 (30598222)
泉井 一浩  京都大学, 工学研究科, 准教授 (90314228)
Research Collaborator KOGUCHI Atsushi  
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2016: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2015: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords構造最適化 / トポロジー最適化 / 流体解析 / 粒子法 / 粒子砲 / マルチフィジックス / 弾性解析
Outline of Final Research Achievements

In this research, the basic theory of a topology optimization method that can consider physical changes and the coupled relation between fluid and structural domains based on the Moving Particle Semi-implicit(MPS)method was constructed as part of the development of an optimum design method for a smart blade structure that has a potential function to automatically change the blade shape to an optimum form depending on the flow velocity and fluid pressure. Since construction of the basic theory for the structural problem was essentially complete before this research project was started, we focused on the fluid mechanics problem when constructing the topology optimization theory and implementation method. Furthermore, the numerical results obtained by the MPS method were compared with topology optimization results based on the Euler method.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (6 results)

All 2016 2015

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (5 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Level Set-Based Topology Optimization in an Incompressible Viscous Flow using the Finite Volume Method2015

    • Author(s)
      古口睦士, 矢地謙太郎, 山田崇恭, 泉井一浩, 西脇眞二
    • Journal Title

      Transactions of the Japan Society for Computational Engineering and Science

      Volume: 2015 Issue: 0 Pages: 20150002-20150002

    • DOI

      10.11421/jsces.2015.20150002

    • NAID

      130004851532

    • ISSN
      1347-8826
    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] 埋め込み境界で壁法則を適用した定常の非圧縮性粘性流れのトポロジー最適化2016

    • Author(s)
      古口睦士, 久保世志, 矢地謙太郎,山田崇恭,泉井一浩, 西脇眞二
    • Organizer
      第12回最適化シンポジウム,日本機械学会
    • Place of Presentation
      北海道大学,札幌,北海道
    • Year and Date
      2016-12-06
    • Related Report
      2016 Annual Research Report
  • [Presentation] 壁面の取り扱いに埋め込み境界法を用いた定常の非圧縮性粘性流れのトポロジー最適化2016

    • Author(s)
      古口睦士, 久保世志, 矢地謙太郎,山田崇恭,泉井一浩, 西脇眞二
    • Organizer
      第26回設計工学・システム部門講演会,日本機械学会
    • Place of Presentation
      慶応大学,横浜,神奈川
    • Year and Date
      2016-10-08
    • Related Report
      2016 Annual Research Report
  • [Presentation] Level set-based Topology Optimization Method for Fluid Problem Incorporating with an Immersed Boundary Method2016

    • Author(s)
      Kubo, S., Koguchi, A., Yaji, K., Yamada, T., Izui, K., and Nishiwaki, S.
    • Organizer
      1st Asian Congress of Structural and Multidisciplinary Optimization (ACSMO2016)
    • Place of Presentation
      Brick Hall, Nagasaki, Japan
    • Year and Date
      2016-05-22
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 角運動量を考慮した非圧縮性粘性流れのトポロジー最適化2015

    • Author(s)
      古口睦士, 久保世 志,矢地謙太郎,山田崇恭,泉井一浩,西脇眞二
    • Organizer
      日本機械学会  第28回計算力学講演会(CMD2015)
    • Place of Presentation
      横浜国立大学
    • Year and Date
      2015-10-10
    • Related Report
      2015 Research-status Report
  • [Presentation] 乱流モデルを考慮したレベルセット法に基づく非圧縮性流れのトポロジー最適化2015

    • Author(s)
      古口睦士, 久保世志, 矢地謙太郎, 山田崇恭, 泉井一浩, 西脇眞二
    • Organizer
      日本機械学会 関西支部 第90期定時総会講演会
    • Place of Presentation
      京都大学
    • Year and Date
      2015-03-16
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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