Research field (1)：
Marine and maritime engineering
Research theme for competitive and other funds (3)：
2016 - 2020 Effect of stress ratio on fatigue strength and thickness effect of welded joint improved by HFMI
2017 - 2019 A study on laser tack welding for applying hybrid welding to the ship hull construction.
2016 - 2019 Improvement of Fatigue Strength by Laser Irradiation in the Hull Construction
Papers (7)：
Shuichi Tsumura, Toshiaki Iwata, Toshio Niwa. Thickness effect on fatigue life of HFMI-treated welded joints under negative stress ratio. WELDING IN THE WORLD. 2023. 67. 9. 2261-2272
Hitoshi Hayashibara, Ryutaro Fueki, Norio Yamamoto, Tomohiro Sugimoto, Takahiro Ando, Shuichi Tsumura, Yosuke Anai, Chikahisa Murakami, Toshio Niwa, Toshiaki Iwata, et al. Surface Corrosion Fatigue Crack Growth Test in Accelerating Environment Where General Surface Corrosion Proceed in Parallel. Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems. 2023
Shuichi Tsumura, Yosuke Anai, Takahiro Ando, Toshiaki Iwata, Toshio Niwa. Improvement Effect of Fatigue Strength by HFMI Treatment under the Negative Stress Ratio Condition. Journal of the Japan Society of Naval Architects and Ocean Engineers. 2021. 34. 51-61
Tsumura Shuichi. A Study on The Relationship between the S/N Ratio of joint stiffness and the S/N Ratio of Fatigue Life in Steel Welded Joints. Journal of Quality Engineering Society. 2020. 28. 6. 36-50
Mizuki Morishita, Koji Gotoh, Yosuke Anai, Shuichi Tsumura, Toshio Niwa. Fatigue surface crack growth behavior in flat plate and out-of-plane gusset-welded joints under biaxial cyclic loads with different phases. Journal of Marine Science and Technology. 2020
Study on Application of Laser-Arc Hybrid Welding to Hull Construction Stage of General Merchant Ships. 2020. 32. 231-245
津村秀一, 穴井陽祐, 安藤孝弘, 岩田知明, 丹羽敏男. Study on Effect of Improvement in Fatigue Strength by HFMI Treatment under Negative Stress Ratio Condition. 日本船舶海洋工学会講演会論文集(CD-ROM). 2019. 28. 443-448
後藤浩二, 津村秀一, 津村秀一, 岩田知明, 森山厚夫. Joint Industrial Project on the Introduction of Laser-Arc Hybrid Welding Technology to Hull Construction Process(Part 1)Deriving Welding Conditions and Evaluating Joint Quality of Full-Penetration Tee Joint Fabricated by One-Side Single Pass Welding. 日本船舶海洋工学会講演会論文集(CD-ROM). 2019. 28. 261-264
2021/09 - International Conference on Robust Quality Engineering Taguchi Excellence Award Deriving Welding Conditions of Full-Penetration Tee Joint for One-Side Single Pass Welding Fabricated with Laser-Arc Hybrid Welding
2021/04 - Quality Engineering Paper Award Gold Prize A Study on The Relationship between the S/N Ratio of joint stiffness and the S/N Ratio of Fatigue Life in Steel Welded Joints
2020 - 溶接学会 FS賞
2016 - 日本溶接学会 奨学賞
2015 - 日本船舶海洋工学会 平成27年度 日本船舶海洋工学会春季講演会 若手優秀講演賞
Association Membership(s) (3)：
ROBUST QUALITY ENGINEERING SOCIETY
, JAPAN WELDING SOCIETY
, THE JAPAN SOCIETY OF NAVAL ARCHITECTS AND OCEAN ENGINEERS
