Yamamoto Joji

ヤマモトジョウジ | Yamamoto Joji

Affiliation and department：
Job title： Head of Group

Research field (2)： Environmental impact assessment , Mathematical physics and basic theory

Research keywords (3)： Ecosystem assessment , Nemerical simulation , Marine environmental engineering

Research theme for competitive and other funds (4)：

2023 - 2026 メタンハイドレート移送時の氷核発生に伴う管内閉塞メカニズムの解明
2019 - 2022 Study on Plugging Caused by Methane Hydrate Formation Inside a Pipe
2012 - 2015 Development of in-situ Observation technique for Hydrothermal Deposit using Fluorescent method
2010 - 2012 Development of Seafloor Mineral Processing System for Development of Seafloor Mineral Resources

Papers (43)：

Yasuharu Nakajima, Joji Yamamoto, Satoru Takano, Marcio Yamamoto, Masao Ono, Shigeo Kanada, Kazuhisa Otsubo. Morphological Observations of Gas Hydrate Formation in Gas-Seawater Systems. Proceedings of the International Offshore and Polar Engineering Conference. 2023. 1-5
Joji Yamamoto, Yasuharu Nakajima, Satoru Takano, Marcio Yamamoto, Masao Ono, Shigeo Kanada. Study on the plugging inside the riser pipe during the transfer of the low-temperature substances such as methane hydrate. Proceedings of the International Offshore and Polar Engineering Conference. 2023. 149-154
Joji Yamamoto, Yasuharu Nakajima, Marcio Yamamoto, Satoru Takano, Masao Ono, Shigeo Kanada, Kazuhisa Otsubo. Preliminary Experiments for Construction of an Evaluation Model for Methane Hydrate Transportation. Volume 4: Ocean Space Utilization. 2022
Marcio Yamamoto, Joji Yamamoto, Sotaro Masanobu. Simulation of a Vertical Riser System Composed of Two Pipes for Deep Sea Mining. Volume 4: Ocean Space Utilization. 2022
Marcio Yamamoto, Sotaro Masanobu, Joji Yamamoto, Masayuki Ikenobu, Tamotsu Izumida. Measurement and simulation of the VIV response of a submersed drillstring in the transition to a critical flow regime. Journal of Marine Science and Technology. 2022. 27. 2. 1031-1044

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MISC (66)：

山本マルシオ, 金田成雄, 小野正夫, 藤原智, 荒木元輝, 高野慧, 山本譲司, 正信総太郎. 海底鉱物資源開発における移送管内部流の数値解析. 海上技術安全研究所研究発表会(Web). 2022. 22nd
中島康晴, 山本譲司, 高野慧, 荒木元輝, 藤原智, 山本マルシオ, 小野正夫, 金田成雄, 高橋一比古, 正信聡太郎. Development of Fundamental Techniques and Analytical Tool for Seabed Mining. 海上技術安全研究所報告(Web). 2021. 21
高野慧, 正信聡太郎, 山本譲司, 金田成雄, 小野正夫. 固気液三相流移送における各相の体積率と摩擦損失評価手法. 海上技術安全研究所研究発表会講演集. 2021. 21st
Satoru Takano, Sotaro Masanobu, Joji Yamamoto, Shigeo Kanada, Masao Ono. Flow Assurance for Gas-Liquid-Solid Three-Phase Flow in Inclined Pipe for Deep Sea Mining. 海上技術安全研究所報告(Web). 2020. 20. 3. 313-328
Marcio Yamamoto, Tomo Fujiwara, Shigeo Kanada, Masao Ono, Satoru Takano, Joji Yamamoto, Sotaro Masanobu. Experimental Investigation on Effects of Internal Solid-Liquid Two-Phase Flow on Dynamic Behavior of Flexible Hose. Proceedings of the 20th Research Presentation Meeting of National Maritime Research Institute. 2020. 20th. 119-120

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Patents (3)：

Professional career (1)：

Dr. in Eng.

Work history (8)：

2017/04 - 現在 National Maritime Research Institute Ocean Engineering Department, Deep Sea Technology Research Group Head
2015/04 - 2017/03 Japan Oil, Gas and Metals National Corporation Technology Department, Technical Solutions Project Group Project Director
2014/04 - 2015/03 National Maritime Research Institute Ocean Engineering Department, Deep Sea Technology Research Group Senior Researcher
2012/04 - 2014/03 National Maritime Research Institute National Maritime Research Institute Ocean Engineering Department, Deep Sea Technology Research Group Chief Researcher
2010/04 - 2012/03 National Maritime Research Institute Ocean Engineering Department Guest Researcher

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Association Membership(s) (4)：

JAPAN SOCIETY FOR MARINE SURVEYS AND TECHNOLOGY , THE SOCIETY FOR RISK ANALYSIS , ADVANCED MARINE SCIENCE AND TECHNOLOGY SOCIETY , THE JAPAN SOCIETY OF NAVAL ARCHITECTS AND OCEAN ENGINEERS

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