SAKASHITA Hiroto 坂下弘人

… Alternative Names

SAKASHITA Hiroko 坂下弘人

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Researcher Number	00142696
Other IDs
Affiliation (based on the past Project Information) *help	2020 – 2022: 北海道大学, 工学研究院, 特任教授 2016 – 2020: 北海道大学, 工学研究院, 准教授 2012 – 2015: 北海道大学, 工学(系)研究科(研究院), 准教授 2010 – 2012: 北海道大学, 大学院・工学研究院, 准教授 2007: Hokkaido University, Grad. School of Eng, Associate Professor … More 2006: 北海道大学, 大学院工学研究科, 助教授 2002: Hokkaido Univ. Grad. School of Eng., Asso. Prof., 大学院・工学研究科, 助教授 2001: 北海道大学, 大学院・工学研究科, 助手 1990: Hokkaido Univ., Fac. of Eng., Research Associate, 工学部, 助手 1989 – 1990: 北海道大学, 工学部, 助手 Less
Review Section/Research Field	Principal Investigator Thermal engineering / Basic Section 31010:Nuclear engineering-related / Thermal engineering Except Principal Investigator Basic Section 31010:Nuclear engineering-related / Thermal engineering / Nuclear engineering / Thermal engineering
Keywords	Principal Investigator 限界熱流束 / プール沸騰 / 沸騰 / 触針法 / マクロ液膜 / 二成分水溶液 / Critical heat flux / 熱工学 / 可視化 / マランゴニ対流 … More / 濃度分布 / 二成分流体 / 溶融炉心 / 過酷事故 / 沸騰伝熱 / デブリベッド / 原子炉過酷事故 / 表面活性剤 / ドライアウト / 可視化測定 / Liquid-capor structure / Macrolayer / Conductance Probe / Marangoni effect / Aqueous binary solution / Boiling / 低圧 / ミクロ液膜 / 2成分混合液 / 気液構造 / マランゴニ効果 / Waiting time / Growing time / Primary bubble / Liquid macrolayer / Capacitance probe / Conductance probe / Subcooled boiling / 測定 / 気液挙動 / 気泡寿命 / 静電容量法 / マクロ液膜厚さ / 待ち時間 / 成長時間 / 一次気泡 / 静電容量プローブ / 導電プローブ / サブクール沸騰 / 微細熱電対 / レーザー誘起蛍光法 / 発泡点密度 / 実験 / ナノ流体 / 濡れ性 … More Except Principal Investigator 気液二相流 / 蒸気インジェクタ / 相変化 / 直接接触凝縮 / 熱流体 / 熱流体工学 / Crystal Growth / Calcium Carbonate / Scaling / Fouling / Nucleation / Forced Convection / Heat Exchanger / 過飽和度 / 結晶生長速度 / 結晶析出 / ファウリング / 伝熱面 / 結晶成長 / 炭酸カルシウム / スケ-リング / 伝熱面汚れ / 結晶核生成 / 強制対流 / 熱交換器 / シビアアクシデント / 炉心注水 / 安全性 / 原子力発電プラント / 高速噴流 / 静的機器 / 炉心溶融事故回避 / 原子炉注水 / 静的ポンプ / 過酷事故 / 全電源喪失 / 安全 / 原子力 / 応用工学 / 熱工学 / コンピュータトモグラフィー / 応用数学 / 計測工学 / 応用光学 / コンピュータトモグラフィ- / 干渉 / 位相 / 屈折率 Less

Study on verification of effectiveness of molten core cooling by mitigation measures in severe accidentPrincipal Investigator
- Principal Investigator
  
  Sakashita Hiroto
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 31010:Nuclear engineering-related
- Research Institution
  Hokkaido University
Development of the Innovative Passive Safety System for Next Generation Nuclear Reactors
- Principal Investigator
  
  Miwa Shuichiro
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31010:Nuclear engineering-related
- Research Institution
  The University of Tokyo
  Hokkaido University
Studies on unique characteristics of liquid-vapor behaviors and mechanism of CHF enhancement during boiling of aqueous binary mixturesPrincipal Investigator
- Principal Investigator
  
  SAKASHITA Hiroto
- Project Period (FY)
  2016 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Hokkaido University
Passive core injection cooling system by steam injector to avert the core melt at SBO
- Principal Investigator
  
  Mori Michitsugu
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Nuclear engineering
- Research Institution
  Hokkaido University
Mechanism of critical heat flux enhancement in boiling of binary mixturesPrincipal Investigator
- Principal Investigator
  
  Sakashita Hiroto
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Hokkaido University
Mechanism of Critical Heat Flux Enhancement due to Improvement ofSurface WettabilityPrincipal Investigator
- Principal Investigator
  
  SAKASHITA Hiroto
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Hokkaido University
Three dimensional measurement of refractive index using phase tomography
- Principal Investigator
  
  TOMIOKA Satoshi
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Hokkaido University
A Study on Enhancement of Critical Heat Flux in Pool Boiling by Marangoni EffectPrincipal Investigator
- Principal Investigator
  
  SAKASHITA Hiroto
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Hokkaido University
Liquid-Vapor Structure near Heating Surface at High Heat Flux in Subcooled Pool BoilingPrincipal Investigator
- Principal Investigator
  
  SAKASHITA Hiroto
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  HOKKAIDO UNIVERSITY
Microscopic Study of Scalings on Heat Transfer Surfaces
- Principal Investigator
  
  ISHIGURO Ryoji
- Project Period (FY)
  1989 – 1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  Thermal engineering
- Research Institution
  Hokkaido University

All 2022 2021 2020 2019 2018 2017 2016 2012 2011 Other

All Journal Article Presentation

[Journal Article] Pressure Elevation of High-Performance Steam-Water Condensing-Injector2021
- Author(s)
  Shuichiro Miwa, Yifei Xu, Takashi Hibiki, Hiroto Sakashita, Kazuhiro Sawa
- Journal Title
  
  International Journal of Heat and Mass Transfer
  
  Volume: 170 Pages: 120971-120971
- DOI
  10.1016/j.ijheatmasstransfer.2021.120971
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02638
[Journal Article] Temperature measurements near the heating surface at high heat fluxes in pool boiling of 2-propanol/water mixtures2016
- Author(s)
  Hiroto SAKASHITA
- Journal Title
  
  International Journal of Heat and Mass Transfer
  
  Volume: 93 Pages: 1000-1007
- DOI
  10.1016/j.ijheatmasstransfer.2015.10.042
- NAID
  130004648506
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25420141
[Journal Article] CHF and near-wall boiling behaviors in pool boiling of water on a heating surface coated with nanoparticles2012
- Author(s)
  Hiroto Sakashita
- Journal Title
  
  International Journal of Heat and Mass Transfer
  
  Volume: Vol.55 Pages: 7312-7320
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] 底面および内部加熱粒子層のプール沸騰限界熱流束2022
- Author(s)
  坂下弘人
- Organizer
  第59回日本伝熱シンポジウム
- Data Source
  KAKENHI-PROJECT-19K05322
[Presentation] Investigation of Steam-Injector Operation Mechanism Through Flow Visualization2021
- Author(s)
  X Xie, Y Xu, S Miwa, H Sakashita, K Sawa
- Organizer
  International Conference on Nuclear Engineering
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02638
[Presentation] 蒸気インジェクタ流れ場における可視化研究2021
- Author(s)
  徐芸斐，Xin Xie，三輪修一郎，坂下弘人，澤和弘
- Organizer
  日本原子力学会北海道支部第 38回研究発表会
- Data Source
  KAKENHI-PROJECT-19H02638
[Presentation] 蒸気インジェクタ流れ場における可視化研究2021
- Author(s)
  徐芸斐，X Xie，三輪修一郎，坂下弘人，澤和弘
- Organizer
  日本原子力学会北海道支部第38 回研究発表会
- Data Source
  KAKENHI-PROJECT-19H02638
[Presentation] 底面および内部加熱粒子層のプール沸騰限界熱流束2020
- Author(s)
  坂下弘人
- Organizer
  57回日本伝熱シンポジウム（講演は中止．論文集は発行）
- Data Source
  KAKENHI-PROJECT-19K05322
[Presentation] 二成分混合液のプール沸騰における沸騰様相の可視化測定2019
- Author(s)
  中村宏人，上鹿渡諒平，坂下弘人
- Organizer
  第56回日本伝熱シンポジウム
- Data Source
  KAKENHI-PROJECT-16K06103
[Presentation] デブリベッドの沸騰熱伝達特性に関する研究2019
- Author(s)
  川上大良，坂下弘人，小野綾子，吉田啓之
- Organizer
  日本原子力学会2019年秋の大会
- Data Source
  KAKENHI-PROJECT-19K05322
[Presentation] Estimation of local concentrations and visualization of boiling behaviors at high heat fluxes in saturated pool boiling of 2-propanol/water mixtures2018
- Author(s)
  H. Sakashita
- Organizer
  The 16th International Heat Transfer Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06103
[Presentation] 2-プロパノール水溶液の飽和プール沸騰における沸騰様相の可視化測定2017
- Author(s)
  坂下弘人
- Organizer
  第54回日本伝熱シンポジウム
- Data Source
  KAKENHI-PROJECT-16K06103
[Presentation] 2-プロパノール水溶液の飽和プール沸騰における沸騰様相の可視化測定2017
- Author(s)
  坂下　弘人
- Organizer
  第54回日本伝熱シンポジウム
- Place of Presentation
  大宮ソニックシティ，さいたま市
- Year and Date
  2017-05-24
- Data Source
  KAKENHI-PROJECT-16K06103
[Presentation] 2-プロパノール水溶液のプール沸騰高熱流束域における伝熱面近傍の局所濃度の推定2016
- Author(s)
  坂下　弘人
- Organizer
  第53回日本伝熱シンポジウム
- Place of Presentation
  グランキューブ大阪，大阪市
- Year and Date
  2016-05-24
- Data Source
  KAKENHI-PROJECT-25420141
[Presentation] CHF enhancement in pool boiling of nanofluids2012
- Author(s)
  Hiroto Sakashita
- Organizer
  3rd International Forum in Heat Trasnfer
- Place of Presentation
  Nagasaki Brick hall
- Year and Date
  2012-11-01
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構-ナノ粒子析出面の発泡点密度2012
- Author(s)
  坂下弘人
- Organizer
  第49回日本伝熱シンポジウム
- Place of Presentation
  富山国際会議場
- Year and Date
  2012-05-31
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] Mechanism of CHF Enhancement in Pool Boiling of Nanofluids2012
- Author(s)
  Hiroto Sakashita
- Organizer
  8th KSME-JSME Thermal and Fluids Engineer Conference
- Place of Presentation
  Songdo Convensia Center, Incheon, Korea
- Year and Date
  2012-03-20
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] Mechanism of CHF enhancement in pool boiling of nanofluids2012
- Author(s)
  Hiroto Sakashita
- Organizer
  The 8th KSME-JSME Thermal and Fluids EngineeringConference
- Place of Presentation
  Incheon,Korea, Incheon Convention Center
- Year and Date
  2012-03-20
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構-ナノ粒子析出面の発泡点密度-2012
- Author(s)
  坂下弘人
- Organizer
  第49回日本伝熱シンポジウム(発表確定)
- Place of Presentation
  富山国際会議場(富山市)
- Year and Date
  2012-06-02
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] Mechanism of CHF enhancement in pool boiling of nanofluids : Measurements ofliquid-vapor structure near heating surface coated with nanoparticles2012
- Author(s)
  Hiroto Sakashita
- Organizer
  The 19th International Conference on Nuclear Engineering
- Place of Presentation
  Chiba, Makuhari Messe
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] Mechanism of CHF enhancement in pool boiling of nanofluids : Measurements of liquid-vapor structure near heating surface coated with nanoparticles2011
- Author(s)
  Hiroto SAKASHITA
- Organizer
  19th International Conference on Nuclear Engineering (ICONE-19)
- Place of Presentation
  幕張メッセ(千葉市)(発表確定)(東日本大震災により中止.Proceedingsの発行をもって発表成立)
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構-ナノ粒子析出面近傍の気液挙動の測定-2011
- Author(s)
  坂下弘人
- Organizer
  第48回日本伝熱シンポジウム
- Place of Presentation
  岡山コンベンションセンター(岡山市)(発表確定)
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構の検討-伝熱面近傍の気液構造の測定-2011
- Author(s)
  坂下弘人
- Organizer
  日本原子力学会2011年春の年会
- Place of Presentation
  福井大学(福井市)(東日本大震災により中止.要旨集の発行をもって発表成立)
- Year and Date
  2011-03-29
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構の検討2011
- Author(s)
  坂下弘人
- Organizer
  日本原子力学会2011年秋の大会
- Place of Presentation
  北九州国際会議場(北九州市)
- Year and Date
  2011-09-21
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構-ナノ粒子析出面近傍の気液挙動の測定-2011
- Author(s)
  坂下弘人
- Organizer
  第48回日本伝熱シンポジウム
- Place of Presentation
  岡山コンベンションセンター(岡山市)
- Year and Date
  2011-06-02
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構の検討2011
- Author(s)
  坂下弘人
- Organizer
  日本原子力学会2011年秋の大会
- Place of Presentation
  北九州国際会議場
- Year and Date
  2011-09-20
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ粒子によるプール沸騰CHF促進機構-ナノ粒子析出面近傍の気液挙動の測定2011
- Author(s)
  坂下弘人
- Organizer
  第48回日本伝熱シンポジウム
- Place of Presentation
  岡山コンベンションセンター
- Year and Date
  2011-06-02
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] ナノ流体によるプール沸騰CHF促進機構 -ナノ粒子析出面の発泡点密度-
- Author(s)
  坂下弘人
- Organizer
  第49回日本伝熱シンポジウム
- Place of Presentation
  富山国際会議場　(富山市)
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] CHF enhancement in pool boiling of nanofluids
- Author(s)
  Hiroto Sakashita
- Organizer
  3rd International Forum in Heat Trasnfer
- Place of Presentation
  Nagasaki Brick Hall (Japan)
- Data Source
  KAKENHI-PROJECT-22560185
[Presentation] 軽水炉過酷事故時における蒸気インジェクタ水蒸気凝縮による炉心注水特性
- Author(s)
  竹谷　勇人、三輪修一郎、坂下弘人、森　治嗣
- Organizer
  日本機械学会第19回動力・エネルギー技術シンポジウム
- Place of Presentation
  福井市
- Year and Date
  2014-06-26 – 2014-06-27
- Data Source
  KAKENHI-PROJECT-25289345

1. Miwa Zhuichiro (00705288)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
2. TOMIOKA Satoshi (40237110)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. NISHIYAMA Shusuke (30333628)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. KAMIYAMA Takashi (50233961)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. Mori Michitsugu (00611485)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
6. Narabayashi Tadashi (10419947)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. Abe Yutaka (10241720)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. ISHIGURO Ryoji (20001167)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. SUGIYAMA Ken-ichiro (10002015)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 伊藤大介 (30630024)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 伊藤啓 (50421590)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 舩谷俊平 (50607588)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 沢和弘 (80355015)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results

SAKASHITA Hiroto 坂下 弘人

SAKASHITA Hiroko 坂下 弘人

Research Projects

Research Products

Co-Researchers

Study on verification of effectiveness of molten core cooling by mitigation measures in severe accidentPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of the Innovative Passive Safety System for Next Generation Nuclear Reactors

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Studies on unique characteristics of liquid-vapor behaviors and mechanism of CHF enhancement during boiling of aqueous binary mixturesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Passive core injection cooling system by steam injector to avert the core melt at SBO

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Mechanism of critical heat flux enhancement in boiling of binary mixturesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Mechanism of Critical Heat Flux Enhancement due to Improvement ofSurface WettabilityPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Three dimensional measurement of refractive index using phase tomography

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A Study on Enhancement of Critical Heat Flux in Pool Boiling by Marangoni EffectPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Liquid-Vapor Structure near Heating Surface at High Heat Flux in Subcooled Pool BoilingPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Microscopic Study of Scalings on Heat Transfer Surfaces

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Pressure Elevation of High-Performance Steam-Water Condensing-Injector2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Temperature measurements near the heating surface at high heat fluxes in pool boiling of 2-propanol/water mixtures2016

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] CHF and near-wall boiling behaviors in pool boiling of water on a heating surface coated with nanoparticles2012

Author(s)

Journal Title

Data Source

SAKASHITA Hiroto 坂下弘人

SAKASHITA Hiroko 坂下弘人