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Kuniyoshi Nao  國吉 直

ORCIDConnect your ORCID iD *help
Researcher Number 00781577
Other IDs
Affiliation (Current) 2025: 東京海洋大学, 学術研究院, 助教
Affiliation (based on the past Project Information) *help 2025: 東京海洋大学, 学術研究院, 助教
2021 – 2023: 東京海洋大学, 学術研究院, 助教
Review Section/Research Field
Principal Investigator
Basic Section 31020:Earth resource engineering, Energy sciences-related
Keywords
Principal Investigator
熱利用 / エジェクタ冷凍機 / 可変流路 / 熱駆動型冷凍機 / 低環境負荷冷媒 / 低温熱源利用 / エジェクタ冷凍サイクル / 多孔壁キャビティ / 数値シミュレーション / R1336mzz(Z) / R1224yd(Z)
  • Research Projects

    (2 results)
  • Research Products

    (8 results)
  •  可変流路機構を備えた熱駆動型エジェクタ冷凍機の開発Principal Investigator

    • Principal Investigator
      國吉 直
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 31020:Earth resource engineering, Energy sciences-related
    • Research Institution
      Tokyo University of Marine Science and Technology
  •  Study of an ejector refrigeration cycle with low environmental load refrigerants, driven by solar heat and low-temperature waste heatPrincipal Investigator

    • Principal Investigator
      Kuniyoshi Nao
    • Project Period (FY)
      2021 – 2023
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 31020:Earth resource engineering, Energy sciences-related
    • Research Institution
      Tokyo University of Marine Science and Technology

All 2024 2023 2022

All Presentation

  • [Presentation] エジェクタ冷凍サイクルにおけるエジェクタ内流動のモデル化に関する検討2024

    • Author(s)
      笹原滉大,伊藤瑶姫,國吉直,小嶋満夫,寺島康平,佐藤春樹
    • Organizer
      第57回空気調和・冷凍連合講演会
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] 環境に配慮した冷媒R1336mzz(Z) を用いたエジェクタ冷凍サイクルに関する性能試験2023

    • Author(s)
      笹原滉大,伊藤瑶姫,國吉直,小嶋満夫,寺島康平,佐藤春樹
    • Organizer
      第56回空気調和・冷凍連合講演会
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] R1336mzz(Z)を用いたエジェクタ冷凍サイクルの実験結果とその他の低圧冷媒を用いた場合の性能比較2023

    • Author(s)
      笹原滉大,伊藤瑶姫,國吉直,小嶋満夫,寺島康平,佐藤春樹
    • Organizer
      2023年度日本冷凍空調学会年次大会
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] Experimental Assessment on the Performance Difference between R245fa and R1224yd(Z) as the Working Fluid of an Ejector Refrigeration Cycle2023

    • Author(s)
      Tamaki Ito, Nao Kuniyoshi, Mitsuo Kojima,Kohei Terashima, Haruki Sato
    • Organizer
      26th IIR International Congress of Refrigeration
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] Current Results of Our Experimental Development of an Ejector Refrigeration System Using Environmentally Friendly Working Fluids2023

    • Author(s)
      Nao Kuniyoshi, Tamaki ITO, Kodai Sasahara, Mitsuo Kojima, Kohei Terashima, Haruki Sato
    • Organizer
      International Workshop on Environmental Engineering 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] 自然環境に優しい冷媒R1224yd(Z)によるエジェクタ冷凍サイクルの性能試験結果2022

    • Author(s)
      伊藤瑶姫,國吉直,寺島康平,小嶋満夫,佐藤春樹
    • Organizer
      第55回空気調和・冷凍連合講演会
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] 作動流体R245faあるいはR1224yd(Z)を用いた場合のエジェクタ冷凍サイクル性能の検討2022

    • Author(s)
      伊藤瑶姫,國吉直,寺島康平,小嶋満夫,佐藤春樹
    • Organizer
      2022年度日本冷凍空調学会年次大会
    • Data Source
      KAKENHI-PROJECT-21K14573
  • [Presentation] R1224yd(Z)を用いたエジェクタ冷凍サイクルのエクセルギーによる性能評価の検討2022

    • Author(s)
      國吉直,伊藤瑶姫,寺島康平,小嶋満夫,佐藤春樹
    • Organizer
      第32回環境工学総合シンポジウム2022
    • Data Source
      KAKENHI-PROJECT-21K14573

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