Tamura Hitoshi

タムラヒトシ | Tamura Hitoshi

Affiliation and department：
Job title： Associate Professor

Research field (3)： Nuclear fusion , Structural and functional materials , Machine materials and mechanics

Research keywords (7)：機械材料・材料力学 , 核融合 , 低温工学 , 超伝導 , Cryogenics , Superconductor , Materials for mashines and strength of materials

Research theme for competitive and other funds (28)：

2020 - 2023 Detailed analysis of joining characteristics and establishment of maintenance scenario for remountable high temperature superconducting magnet under irradiation environment
2017 - 2020 New developments of remountable high-temperature superconducting magnet by introducing a maintenance viewpoint
2016 - 2020 Multiscale structural analysis considering a slip and contact element for a superconducting magnet in a fusion reactor
2016 - 2020 Development of high strength Nb3Sn superconducting wire for nuclear fusion using solid solution strengthened Cu-Sn matrix
2014 - 2019 Demonstration of a remountable high-temperature superconducting magnet and construction of universal joints toward the realization of an innovative fusion reactor

2013 - 2017 Reinforcement of cooling structure of high temperature superconducting magnets using built-in oscillation heat pipes

2013 - 2016 Evaluation and improvement of properties of hydride shielding materials for a fusion reactor

2009 - 2011 Optimization study of the cooling structure for the next generation superconducting magnets

2006 - 2007 Study on high rigid coil structure aiming to minimize the weight of superconducting magnets in fusion reactors

2005 - 2006 Evaluation of Cryogenic Fracture Strength of Material Systems for Superconducting Applications using Notched Bending Small Test Specimen Techniques

2004 - 2006 Development of a Conduction-Cooled Low Temperature Superconducting (LTS) Pulse Coil

2006 - 核融合用超伝導マグネットシステムの概念設計

1999 - 2004 Superconducting Engineering Research for Fusion System

2002 - 2003 Enhancement of current density in superconducting fusion magnets by a copper-clad stainless-steel conduit

1990 - 2002 超伝導導体の機械的特性

1990 - 2002 Mechanical properties of superconductors.

2000 - 2001 高温超電導体の機的-電磁気連成による力学的挙動の研究

2001 - 高温超伝導体の強度改善

1996 - 1997 大型超伝導システム構築のための超伝導・低温工学の実応用に関する研究

1996 - 1996 超伝導導体と層間絶縁物の複合構造による非線形挙動の研究

1995 - 1995 電磁力を受ける超伝導コイルと層間絶縁物の力学的挙動

1994 - 1995 Mechanical Properties Evaluation of Large Scale Superconductors in High Magnetic Field and Large Current under Cryogenic Temperatute.

1993 - 1995 Systematic Study of Micro-stability of Superconducting Magnets

1994 - 1994 極低温下での超伝導導体と層間絶縁物の強度評価

1993 - 1993 極低温下での複合超伝導導体の強度評価

1985 - 1989 電磁場下での構造材料の力学

1985 - 1989 Mechanics of structural material under electromagnetic field

Improvement of High-Tc Superconductor's Strength

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Papers (159)：

Masayuki Tokitani, Yukinori Hamaji, Yutaka Hiraoka, Yuki Hayashi, Suguru Masuzaki, Hitoshi Tamura, Hiroyuki Noto, Teruya Tanaka, Tatsuya Tsuneyoshi, Yoshiyuki Tsuji, et al. Plasma Wall Interaction of New Type of Divertor Heat Removal Component in LHD Fabricated by Advanced Multi-Step Brazing (AMSB). Fusion Science and Technology. 2023. 79. 6. 651-661
M. Tokitani, Y. Hamaji, Y. Hiraoka, S. Masuzaki, H. Tamura, H. Noto, T. Tanaka, T. Muroga, A. Sagara. Deformation and fracture behaviour, and thermal stability of ODS-Cu/ODS-Cu and SUS/ODS-Cu joints fabricated by advanced brazing technique. Fusion Engineering and Design. 2022. 184. 113312-113312
Hitoshi Tamura, Takuya Goto, Junichi Miyazawa, Teruya Tanaka, Nagato Yanagi. Seismic Analysis of Magnet Systems in Helical Fusion Reactors Designed With Topology Optimization. IEEE Transactions on Applied Superconductivity. 2022. 32. 6. 1-4
T. Goto, T. Tanaka, H. Tamura, J. Miyazawa, A. Iwamoto, N. Yanagi, T. Fujita, R. Kodama, Y. Mori. Feasibility study of tokamak, helical and laser reactors as affordable fusion volumetric neutron sources. Nuclear Fusion. 2021. 61. 12. 126047-126047
S. Ito, H. Tamura, N. Yanagi, H. Hashizume. Low-resistance joint development for segment-fabrication of high-temperature superconducting fusion magnets. Nuclear Fusion. 2021. 61. 11. 115002

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MISC (121)：

柳長門, 寺崎義朗, 平野直樹, 尾花哲浩, 松永信之介, 三戸利行, 田村仁, 濱口真司, 小野寺優太, 宮澤順一, et al. Progress of the 20-kA-class HTS STARS conductor for the next-generation helical device. 低温工学・超電導学会講演概要集. 2020. 100th
柳長門, 寺崎義朗, 伊藤悟, 松永信之介, 三戸利行, 田村仁, 濱口真司, 小野寺優太, 高畑一也, 橋爪秀利. 次期ヘリカル型核融合実験装置への適用をめざした20kA級HTS STARS導体の開発. 低温工学・超電導学会講演概要集. 2019. 98th
柳長門, 寺崎義朗, 伊藤悟, 三戸利行, 田村仁, 濱口真司, 小野寺優太, 高畑一也, 橋爪秀利. ヘリカル型核融合炉FFHRマグネットのHTS設計・開発とLHD次期計画への展開. 低温工学・超電導学会講演概要集. 2018. 97th
Hitoshi Tamura. Presentation at International Conference on Human-Computer Interaction(Overseas Activities). 2016. 45. 4. 74-75
橋爪秀利, 伊藤悟, 江原真司, 遊佐訓孝, 柳長門, 田村仁, 相良明男. 大型高温超伝導マグネットの開発の現状と展望 -高温超伝導導体の分割と接合を利用した大型マグネットの開発-. プラズマ核融合学会誌. 2015. 91. 2. 87-96

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Lectures and oral presentations (7)：

ヘリカル炉設計FFHRにおける間接冷却型マグネットの研究開発
(第7回核融合連合講演会 2008)
LHD型核融合炉FFHR用超伝導マグネットの応力分布解析
(2007年度秋季低温工学・超伝導学会 2007)
LHD断熱支持脚の耐震解析
(機械学会講演会 1995)
超伝導導体の圧縮剛性
(1993年度秋季低温工学・超伝導学会 1993)
超伝導ヘリカルコイルを模擬したコイルパックの4,2Kにおける剛性評価
(プラズマ・核融合学会第9回年会 1992)

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Works (2)：

極低温における大型超伝導マグネット候補材料の機械的特性
2000 - 2001
Mechanical Characteristics of large superconducting magnet candidate under cryogenic temperature
2000 - 2001

Association Membership(s) (3)：

プラズマ・核融合学会 , 低温工学会 , 日本機械学会

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