Masanobu Sotaro

マサノブソウタロウ | Masanobu Sotaro

Affiliation and department：
Job title： Senior Director for Research

Research field (1)： Marine and maritime engineering

Research keywords (9)： Flow Assurance , Pipe Wear , Slurry Transport , Safety Evaluation , Operability Analysis , Subsea Slender Structure , Deepsea Mining , Wind Force , Floating Offshore Structure

Research theme for competitive and other funds (7)：

2022 - 2025 Evaluation Method of Pressure Drops due to Three-phase Flow Transport in Large Pipes for Subsea Mining
2021 - 2025 Study on Flow Assurance and Technology Minimizing Pressure Loss for Subsea Mining
2018 - 2021 Study on Flow Assurance for Hydraulic Transport of Large Solid Paritcles in Vertically Oscillating Pipes for Subsea Mining
2017 - 2020 Study on the flow elasticity phenomena of multiple vertically placed large diameter bore pipes under the current.
2013 - 2016 Study on Hydraulic Transport of Solid Particles in Inclined / Oscillating Pipes for Subsea Mining

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Papers (64)：

Satoru Takano, Sotaro Masanobu, Shigeo Kanada, Masao Ono. Experimental Studies on Velocities of Gas- and Solid-Phases in Gas-Liquid-Solid Three-Phase Flow for Subsea Resource Production. Multiphase Science and Technology. 2023. 35. 3. 35-54
Sotaro Masanobu, Satoru Takano, Marcio Yamamoto, Yuichi Murai, Yuji Tasaka, Hyun Jin Park. Study on Large Particle Slurry Transport in Inclined Pipes With Pulsating Flow for Subsea Mining. Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023). 2023. 4. OMAE2023-100939
Satoru Takano, Sotaro Masanobu. Numerical Simulation on Gas-Liquid-Solid Three-Phase Flow by Gas-Lift Pumping System for Deep Sea Mining. Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023). 2023. 4. OMAE2023-100624
Marcio Yamamoto, Joji Yamamoto, Sotaro Masanobu. Study on the Axial Tension Reduction of a Dual-Bore Vertical Riser System for Deep Sea Mining. Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023). 2023. 4. OMAE2023-101679
Satoru Takano, Sotaro Masanobu, Shigeo Kanada, Masao Ono. Correlation for calculating frictional pressure drops in vertical three-phase flows for subsea-resource production. Ocean Engineering. 2023. 275. 114121-114121

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MISC (107)：

高野慧, 金田成雄, 小野正夫, 正信聡太郎. 鉛直な固気液三相流の摩擦損失推定手法. 海上技術安全研究所研究発表会(Web). 2023. 23rd
Satoru Takano, Sotaro Masanobu, Shigeo Kanada, Masao Ono. Experimental Study on Flow Assurance for Pulsating Slurry Flows in Inclined Pipes. Conference Proceedings of the Japan Society of Naval Architects and Ocean Engineers. 2022. 35. 727-730
Takumi Hayashi, Dongik Yoon, Yasufumi Horimoto, Hyun Jin Park, Yuji Tasaka, Yuichi Murai, Satoru Takano, Sotaro Masanobu. Development of ultrasound monitoring technique for slug flow in an air-lift pump. Proceedings of Multiphase Flow Symposium 2022. 2022
Marcio Yamamoto, Shigeo Kanada, Masao Ono, Tomo Fujiwara, Motoki Araki, Satoru Takano, Joji Yamamoto, Sotaro Masanobu. Numerical Simulation on Internal Flow of Jumper for Subsea Mining. Proceedings of the 22th Research Presentation Meeting of National Maritime Research Institute. 2022. 22nd
Joji Yamamoto, Yasuharu Nakajima, Mitsushi Watanabe, Kazuhiro Yukawa, Sotaro Masanobu. Development of Analytical Tools to Support Planning of Seabed Mining Projects. Papers of National Maritime Research Institute. 2022. 22. 別冊. 29-33

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Patents (13)：

輸送管の耐摩耗性向上方法、磁性ビーズ、及び磁力発生装置
鉱石スラリー輸送用配管系の摩耗評価方法、摩耗評価装置、及び鉱石の摩耗度測定装置
摩耗検知機能をもつ輸送管、摩耗検知方法、及び輸送管の運用方法
摩耗検知機能をもつ輸送管、輸送管の製造方法、摩耗検知方法、及び輸送管の運用方法
鉱石の摩耗度評価方法及び鉱石の摩耗度測定装置

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Books (2)：

サブシー工学ハンドブック
海文堂出版株式会社 2016
船舶海洋工学シリーズ12 海洋構造物
株式会社成山堂書店 2013

Lectures and oral presentations (3)：

Experimental Studies on Velocities of Gas- and Solid-Phases in Gas-Liquid-Solid Three-Phase Flow for Subsea Resource Productions
(The 11th International Conference on Multiphase Flow 2023)
Development of ultrasound monitoring technique for gas-liquid two-phase flows in an air-lift pipe
(100th Conference of Fluids Engineering Division, the Japan Society of Mechanical Engineers 2022)
Numerical Analysis of Dual-Bore Riser System for Polymetallic Nodules Exploitation
(Underwater Minerals Conference, UMC2022 2022)

Education (3)：

1997 - 2001 The University of Tokyo Graduate School of Engineering Department of Naval Architects and Ocean Engineering, doctoral course
1995 - 1997 The University of Tokyo Graduate School of Engineering Department of Naval Architects and Ocean Engineering, Master's course
1989 - 1995 The University of Tokyo The Faculty of Engineering

Professional career (1)：

Dr. Eng. (The University of Tokyo)

Work history (17)：

2023/04 - 現在 National Maritime Research Institute Offshore Advanced Technology Department Director
2023/04 - 現在 National Maritime Research Institute Senior Director for Research
2021/04 - 現在 Tokyo University of Marine Science and Technology Visiting Associate Professor
2020/04 - 2020/07 The University of Tokyo Graduate School of Frontier Sciences Part-time Lecturer
2019/04 - 2019/08 The University of Tokyo Graduate School of Frontier Sciences Part-time Lecturer

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Committee career (30)：

2018/02 - 現在 The American Society of Mechanical Engineers (ASME) Topic Organizer of Deepsea Mining and Ocean Resources (Ocean Space Utilization Session) for OMAE Conference
2021/12 - 2026/03 環境省二酸化炭素船舶輸送分科会委員
2023/09 - 2025/03 (独)エネルギー・金属鉱物資源機構採鉱・揚鉱ワーキンググループ委員
2023/04 - 2025/03 内閣府海洋安全保障プラットフォーム推進委員会構成員
2022/01 - 2025/03 (国研)新エネルギー・産業技術総合開発機構 NEDO技術委員

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Awards (3)：

2021/06 - The American Society of Mechanical Engineers (ASME) 2021 OMAE Conference Appreciation Award
2019/07 - (一財)エンジニアリング協会エンジニアリング奨励特別賞海底熱水鉱床採鉱・揚鉱パイロット試験
2003/11 - 日本造船学会ポスターセッション優秀賞世界初!メガフロート実機自由動揺試験

Association Membership(s) (1)：

THE JAPAN SOCIETY OF NAVAL ARCHITECTS AND OCEAN ENGINEERS

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