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Proposal of a highly efficient heat radiation system for space structure using magnetic fluid atomization

Research Project

Project/Area Number 15K14246
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Aerospace engineering
Research InstitutionThe University of Tokyo

Principal Investigator

INOUE CHIHIRO  東京大学, 大学院工学系研究科(工学部), 特任准教授 (70466788)

Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords宇宙構造物 / 排熱 / 磁性流体 / 微粒化 / 噴霧
Outline of Final Research Achievements

Thermal management is essentially important for space structures. In the future, the amount of exhaust heat is expected to severely increase. To overcome the difficult problem, a solution using the magnetic fluid is proposed. By absorbing the heat to the magnetic fluid, and, injecting it outward, following atomization occurs producing spray, the effective area for discharging the heat drastically increases. The objective in the present study is to investigate the feasibility obtaining the fundamental atomization characteristics of the magnetic spray and clarifying issues. At first, we observed the spray of magnetic fluid affected by imposed magnetic field. Then, we tried the feasibility study. A typical problem is nozzle contamination by particles consisting the magnetic fluids, which should be solved by miniaturizing the particle size. Also, the scale factor to realize the idea applying big space structures is still an open question.

Report

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

    (17 results)

All 2017 2016 2015 Other

All Int'l Joint Research (2 results) Journal Article (2 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 2 results,  Acknowledgement Compliant: 1 results,  Open Access: 1 results) Presentation (9 results) (of which Int'l Joint Research: 6 results,  Invited: 2 results) Book (1 results) Remarks (2 results) Funded Workshop (1 results)

  • [Int'l Joint Research] Aix-Marseille University(France)

    • Related Report
      2016 Annual Research Report
  • [Int'l Joint Research] Aix-Marseille University/University de France(フランス)

    • Related Report
      2015 Research-status Report
  • [Journal Article] Normalized Spray Flux Distribution in Impinging Atomization2017

    • Author(s)
      C. INOUE, J. KOUWA, T. WATANABE, T. HIMENO, S. UZAWA and S. MATSUNO
    • Journal Title

      Trans. Japan Soc. Aero. Space Sci.

      Volume: 印刷中

    • NAID

      130005700649

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Direct Self-Sustained Fragmentation Cascade of Reactive Droplets2017

    • Author(s)
      C. Inoue, Y. Izato, A. Miyake, E. Villermaux
    • Journal Title

      Physical Review Letters

      Volume: 118 Issue: 7 Pages: 074502-074502

    • DOI

      10.1103/physrevlett.118.074502

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Flow Interaction by Multi Doublet Injectors2016

    • Author(s)
      Chihiro Inoue
    • Organizer
      Space Propulsion 2016
    • Place of Presentation
      Rome, Italy
    • Year and Date
      2016-05-02
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 多噴射器環境下の衝突微粒化2015

    • Author(s)
      井上 智博
    • Organizer
      第24回微粒化シンポジウム
    • Place of Presentation
      神戸大学深江キャンパス(兵庫県神戸市)
    • Year and Date
      2015-12-17
    • Related Report
      2015 Research-status Report
  • [Presentation] 線香花火の火弾破裂機構2015

    • Author(s)
      井上 智博
    • Organizer
      第24回微粒化シンポジウム
    • Place of Presentation
      神戸大学深江キャンパス(兵庫県神戸市)
    • Year and Date
      2015-12-17
    • Related Report
      2015 Research-status Report
  • [Presentation] 線香花火の火弾寿命2015

    • Author(s)
      井上 智博
    • Organizer
      火薬学会2015年度秋季研究発表会
    • Place of Presentation
      別府豊泉荘(大分県別府市)
    • Year and Date
      2015-12-10
    • Related Report
      2015 Research-status Report
  • [Presentation] Visco-capillarity in Sparkling Fireworks2015

    • Author(s)
      Chihiro Inoue
    • Organizer
      American Physical Society | Division of Fluid Dynamics 68th Annual Meeting
    • Place of Presentation
      Boston(USA)
    • Year and Date
      2015-11-22
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Numerical and Experimental Study on Spray Flux Distribution Produced by Liquid Sheet Atomization2015

    • Author(s)
      Chihiro Inoue
    • Organizer
      INTERNATIONAL GAS TURBINE CONGRESS 2015 Tokyo
    • Place of Presentation
      虎ノ門ヒルズ(東京都港区)
    • Year and Date
      2015-11-15
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Droplets in Sparkling Firework2015

    • Author(s)
      Chihiro Inoue
    • Organizer
      ilass-Korea 2015
    • Place of Presentation
      Jeju(Korea)
    • Year and Date
      2015-10-22
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Successive Droplet Rupture in Sparkling Fireworks2015

    • Author(s)
      Chihiro Inoue
    • Organizer
      Liquid Fragmentation in Nature and Industry
    • Place of Presentation
      Leiden(Netherland)
    • Year and Date
      2015-06-29
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] NUMERICAL AND EXPERIMENTAL INVESTIGATION ON SPRAY FLUX DISTRIBUTION PRODUCED BY LIQUID SHEET ATOMIZATION2015

    • Author(s)
      Chihiro Inoue
    • Organizer
      ASME Turbo Expo
    • Place of Presentation
      Montreal(Canada)
    • Year and Date
      2015-06-15
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Book] 花火の事典2016

    • Author(s)
      井上 智博(共著)
    • Total Pages
      200
    • Publisher
      東京堂出版
    • Related Report
      2015 Research-status Report
  • [Remarks] ロケット・宇宙気モデリングラボラトリー

    • URL

      http://www.rocketlab.t.u-tokyo.ac.jp/member/inoue/chihilab_jpn.html

    • Related Report
      2016 Annual Research Report
  • [Remarks] ロケット・宇宙機モデリングラボラトリー

    • URL

      http://www.rocketlab.t.u-tokyo.ac.jp/member/index.html

    • Related Report
      2015 Research-status Report
  • [Funded Workshop] Discovery in Fragmentation2016

    • Place of Presentation
      東京大学(東京都文京区)
    • Year and Date
      2016-02-22
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2018-03-22  

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