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Drying and dehydration in swelling materials

Research Project

Project/Area Number 21560206
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Thermal engineering
Research InstitutionNagaoka University of Technology

Principal Investigator

AOKI Kazuo  長岡技術科学大学, 工学部, 教授 (60115095)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2011: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2010: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2009: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords膨潤 / 浸透圧 / 脱水 / 乾燥 / 電気浸透 / 凍結 / 電気二重層 / 高分子ゲル / 粘土性土壌 / 凍上 / 交換性陽イオン / ベントナイト
Research Abstract

Swelling is a phenomenon which fine packed beds such as polymer and clay absorb liquid by osmotic pressure and increase the volume. Drying and dehydration in swelling materials are very important problems in wide fields such as agriculture, food science and bioengineering.
In drying of swelling materials, dehydration process is needed before drying process. We presented here two methods for dehydration processing of swelling materials. One is the method by electro-osmotic flow caused by applied electric field. The other is the method of freezing separating moisture from swelling materials. It was found that both methods were investigated experimentally and were effective for dehydration of swelling particles.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (9 results)

All 2011 2010 2009

All Journal Article (1 results) Presentation (8 results)

  • [Journal Article] 膨潤をともなう多孔質層の水分移動2009

    • Author(s)
      青木和夫, 赤堀匡俊, 中村賢二郎, 今井良樹
    • Journal Title

      日本機械学会熱工学コンファレンス2009講演論文集

      Pages: 259-260

    • Related Report
      2009 Annual Research Report
  • [Presentation] Frost Heave for Swelling Soil2011

    • Author(s)
      Kazuo Aoki, Masatoshi Akahori, Yoshiki Imai
    • Organizer
      22^<nd> International Symposium on Transport Phenomena
    • Place of Presentation
      Delft
    • Year and Date
      2011-11-10
    • Related Report
      2011 Final Research Report
  • [Presentation] Frost Heave for Swelling Soil2011

    • Author(s)
      Kazuo Aoki, Masatoshi Akahori, Yoshiki Imai
    • Organizer
      22^<nd> International Symposium on Transport Phenomena
    • Place of Presentation
      Delft(オランダ)
    • Year and Date
      2011-11-10
    • Related Report
      2011 Annual Research Report
  • [Presentation] 膨潤性土壌の凍上現象に及ぼすNaCl水溶液の影響象2011

    • Author(s)
      高橋慎也、赤堀匡俊、青木和夫
    • Organizer
      日本機械学会熱工学コンファレンス2011
    • Place of Presentation
      浜松市
    • Year and Date
      2011-10-29
    • Related Report
      2011 Final Research Report
  • [Presentation] 膨潤性土壌の凍上現象に及ぼすNaC1水溶液の影響2011

    • Author(s)
      高橋慎也, 赤堀匡俊, 青木和夫
    • Organizer
      日本機械学会熱工学コンファレンス2011
    • Place of Presentation
      浜松市
    • Year and Date
      2011-10-29
    • Related Report
      2011 Annual Research Report
  • [Presentation] 膨潤性と非膨潤性粒子からなる混合土壌における凍上現象2011

    • Author(s)
      青木和夫、赤堀匡俊、今井良樹、高橋慎也
    • Organizer
      第48回日本伝熱シンポジウム
    • Place of Presentation
      岡山市
    • Year and Date
      2011-06-01
    • Related Report
      2011 Annual Research Report 2011 Final Research Report
  • [Presentation] 膨潤性土壌における凍上現象2010

    • Author(s)
      今井良樹、青木和夫、赤堀匡俊
    • Organizer
      日本機械学会熱工学コンファレンス2010
    • Place of Presentation
      長岡市
    • Year and Date
      2010-10-31
    • Related Report
      2011 Final Research Report 2010 Annual Research Report
  • [Presentation] 膨潤をともなう高分子ゲルを用いた凍上機構の解明2010

    • Author(s)
      青木和夫、赤堀匡俊、中村賢二郎、今井良樹
    • Organizer
      第47回日本伝熱シンポジウム
    • Place of Presentation
      札幌市
    • Year and Date
      2010-05-28
    • Related Report
      2011 Final Research Report 2010 Annual Research Report
  • [Presentation] 膨潤をともなう多孔質の水分移動2009

    • Author(s)
      青木和夫、赤堀匡俊、中村賢二郎、今井良樹
    • Organizer
      日本機械学会熱工学コンファレンス2009
    • Place of Presentation
      山口市
    • Year and Date
      2009-11-08
    • Related Report
      2011 Final Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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