Akira Tatsumi

タツミアキラ | Akira Tatsumi

Affiliation and department：
Job title： Associate Professor
Homepage URL (1)： http://www.naoe.eng.osaka-u.ac.jp/naoe/naoe4/

Research field (1)： Marine and maritime engineering

Research keywords (1)： Buckling, Ultimate strength, SHM, Structural reliability, Risk

Research theme for competitive and other funds (8)：

2022 - 2025 Investigation into damage/fracture mechanism of stiffened panels subjected to compression for risk assessment of hull-girder collapse
2020 - 2023 Clarification of uncertainty in ultimate strength of ship structure by developing integrated analysis system of construction, strength and reliability
2019 - 2022 Ultimate longitudinal bending strength and safety assessment of a damaged ship in waves
2019 - 2022 Investigation into dynamic progressive collapse behavior of hull girders in waves using hydro-elastoplastic approaches
2017 - 2020 Reliability analysis of ship structure subjected to combined loads taking account of phase difference among loads

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Papers (81)：

Marco Gaiotti, Beatrice Barsotti, Lars Brubak, Bai-Qian Chen, Inoel Darie, Dimitris Georgiadis, Ingrid Schipperen, Kinya Ishibashi, Mihkel Korgesaar, Yining Lv, et al. ISSC 2025 Committee III.1 - Compresive Test of a Transverse Stiffened Thin-plate Structure with Expected Nonlinear Response Long Before the Ultimate Capacity. Preliminary Comparision of the Numerical Results. 2024
Fumiya Kawashima, Akira Tatsumi, Kazuhiro Iijima, Daisuke Shiomitsu, Fuminori Yanagimoto, Kinya Ishibashi. Measurement and Analysis of Initial Deflection of Actual Ships Using 3D Laser Scanner. Conference Proceedings of JASNAOE. 2024. 38. 659-663
Kinya Ishibashi, Daisuke Shiomitsu, Akira Tatsumi, Masahiko Fujikubo. Simplified ultimate strength estimation method of rectangular plates under combined loads. Marine Structures. 2024. 95. 103592-103592
Masahiko Fujikubo, Tetsuo Okada, Hideaki Murayama, Hidetaka Houtani, Naoki Osawa, Kazuhiro Iijima, Kunihiro Hamada, Kimihiro Toh, Masayoshi Oka, Shinichi Hirakawa, et al. A digital twin for ship structures-R&D project in Japan. Data-Centric Engineering. 2024. 5
Akira Tatsumi, Yuji Kageyama. Ultimate strength assessment of rectangular plates subjected to in-plane compression using a statistical model of welding initial deflection. Marine Structures. 2024. 93. 103523-103523

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MISC (4)：

小森山祐輔, 三上航平, 宝谷英貴, CHEN Xi, MA Chong, 辰巳晃, 村山英晶, 岡正義. Development of Ship Structure Digital Twin System and Verification by Towing Tank Test. 海上技術安全研究所報告(Web). 2022. 22
Takahiro Sugano et al. A Research on Performance Evaluation and Practical Application of a Hydro-plane Type Breakwater. Technical Note of the Port and Airport Research Institute. 2021. 1384
Akira Tatsumi, Naoki Osawa. Predict ~Application of Bayesian statistics to digital twin of ship structure~. KANRIN. 2021. 94. 30-37
Kinya Ishibashi, Toshifumi Ikemoto, Akira Tatsumi, Masahiko Fujikubo. Simple Evaluation Method for Ultimate Strength of Rectangular Plates under Combined Load. ClassNK Technical Journal. 2020. 2. I. 45-57

Lectures and oral presentations (9)：

短期予測の応用-構造モニタリングと波浪推算データの統合による船体構造の信頼性の予測-
(JASNAOE KSSG 2022)
Bayesian Inference of Hull-girder Bending Moment in an Encountered Short-term Sea State
(JASNAOE, KSSG 2020)
Predict ~Application of Bayesian statistics to digital twin of ship structure~
(2020)
An utilization of NAPA to academic research - Structural safety assessment of a damaged ship -
(NAPA User Seminar Japan 2019 2019)
A Study on Progressive Collapse Analysis of a Hull Girder using Smith’s Method -Uncertainty in Ultimate Strength Prediction-
(JASNAOE, KSSG 2019)

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Education (2)：

- 2013 Osaka University Graduate School, Division of Engineering Division of Global Architecture
- 2011 Osaka University Faculty of Engineering Division of Global Architecture

Professional career (1)：

Work history (4)：

2023/10 - 現在 Osaka University Graduate School of Engineering Associate Professor
2014/04 - 2023/09 Assistant Professor, Graduate School of Engineering, Osaka Univsersity
2022/04 - 2022/10 Newcastle University Visiting lecturer
2013/04 - 2014/03 Kawasaki Heavy Industries, Ltd.

Committee career (6)：

2021/04 - 現在 JASNAOE, Kansai branch Information System Committee member
2021/04 - 現在 JASNAOE, Kansai branch Editorial Committee member
2019/07 - 現在 JASNAOE, Kansai Ship Structure Research Group General affairs secretary
2014/04 - 現在 JASNAOE, Kansai Ship Structure Research Group (KSSG) Member
2020/06 - 2022/03 超高精度船体構造デジタルツインの研究開発委員会(フェーズ2) TG/WG-C委員

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Awards (7)：

2022/05 - The Japan Society of Naval Architects and Ocean Engineers JASNAOE2022 Best Paper Award Simplified Ultimate Strength Evaluation Method of Rectangular Plates under Combined Loads
2021/05 - OOAE2020-2021 Division OMAE2020 Best Paper Award, Structures, Safety and Reliability Symposium Collapse Analysis of Ship Hull Girder Using Hydro-Elastoplastic Beam Model: Part 2
2018/12 - Division of Global Architecture, School of Engineering, Osaka University Education Award on Global Architecture Division of Exercise, Experiment and Practice
2018/11 - Osaka University Osaka University Award (for young faculty members)
2018/05 - JASNAOE, SAJ, ClassNK JASNAOE2018 Best Paper Award Ultimate Longitudinal Strength Analysis of Container Ships Considering Bottom Local Loads, Part 1, 2 and 3

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Association Membership(s) (1)：

JASNAOE

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