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Analysis of interaction between floating bodies and nonlinear waves by vortex method

Research Project

Project/Area Number 26420828
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Naval and maritime engineering
Research InstitutionSaga University

Principal Investigator

imai yasutaka  佐賀大学, 海洋エネルギー研究センター, 准教授 (90284231)

Co-Investigator(Kenkyū-buntansha) 永田 修一  佐賀大学, 海洋エネルギー研究センター, 教授 (30404205)
村上 天元  佐賀大学, 海洋エネルギー研究センター, 助教 (90611278)
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2016: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2015: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2014: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Keywords渦法 / 海洋構造物 / 非線形波浪 / 波力発電 / 浮体式海洋構造物
Outline of Final Research Achievements

To maximize the extraction of wave energy, floating type wave power generation device utilizes the resonance of motion.To optimize shape of the floating body and electric facilities mounted on the body, new analysis method is required.The effect of viscosity and vortex should be included in the method. We have developed a new numerical method that based on a vortex method.The effect of viscosity and vortex is considered in the method.The results obtained with the new numerical method showed good agreement with experimental results

Report

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

    (2 results)

All 2016 2015

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

  • [Journal Article] Simulation of Floating Body in Nonlinear Wave by Vortex Methods2015

    • Author(s)
      大窪 慈生, 永田 修一, 今井 康貴, 新里 英幸
    • Journal Title

      Journal of the Japan Society of Naval Architects and Ocean Engineers

      Volume: 22 Issue: 0 Pages: 55-65

    • DOI

      10.2534/jjasnaoe.22.55

    • NAID

      130005128609

    • ISSN
      1880-3717, 1881-1760
    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Presentation] Performance Analysis of a floating OWC-type Wave Energy Converter by Vortex Method2016

    • Author(s)
      Shigeki Okubo, Shuichi Nagata, Yasutaka Imai, Tengen Murakami and Toshiaki Setoguchi
    • Organizer
      3rd Asian Wave & Tidal Energy Conference
    • Place of Presentation
      Marina Bay Sands Convention Centre, Singapore
    • Year and Date
      2016-10-25
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research

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

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