Rchr
J-GLOBAL ID：200901010820608589   Update date: Mar. 26, 2024

Takaki Ryoji

タカキ リョウジ | Takaki Ryoji
Affiliation and department：
Japan Aerospace Exploration Agency Institute of Space and Astronautical Science

About Japan Aerospace Exploration Agency Institute of Space and Astronautical Science


Job title： Associate Professor
Research field  (3)： Computational science ,  Aerospace engineering ,  Fluid engineering
Research keywords  (5)： aerodynamics ,  information technology ,  Computational Sciences ,  数値流体力学 ,  Computational Fluid Dynamics
Research theme for competitive and other funds  (6)：
  • 2023 - 2026 航空機デジタルフライトが拓く機体開発DXに向けた実証研究
  • 2020 - 2023 航空機フライト試験を代替する近未来型設計技術の先導的実証研究
  • 2015 - 2020 (サブ課題D)航空機の設計・運用革新を実現するコア技術の開発
  • 2010 - 2016 HPC/PF向け圧縮性流体解析プログラムUPACSの開発
  • 2007 - 2008 Study on high lift device of small flight vehicle for planetary exploration
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Papers (34)：
  • Ryoji Takaki. Fluid Analysis and Verification of Calculation Method via Fully Automatic Generation of Computational Grid. AEROSPACE TECHNOLOGY JAPAN, THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES. 2023. 22. 79-93
  • Hiroyuki Asada, Yoshiharu Tamaki, Ryoji Takaki, Takaaki Yumitori, Shun Tamura, Keita Hatanaka, Kazuhiro Imai, Hirotaka Maeyama, Soshi Kawai. FFVHC-ACE: Fully Automated Cartesian-Grid-Based Solver for Compressible Large-Eddy Simulation. AIAA Journal. 2023. 61. 8. 3466-3484
  • Hiroyuki Asada, Yoshiharu Tamaki, Ryoji Takaki, Soshi Kawai. Compressible flow solver FFVHC-ACE for fully automated LES of aeronautical flows. AIAA SCITECH 2023 Forum. 2023
  • Hisaichi Shibata, Ryoji Takaki. A novel method to predict current-voltage characteristics of positive corona discharges based on a perturbation technique. II. Global analysis and applications to electrohydrodynamic thrusters. AIP ADVANCES. 2022. 12. 10
  • Srikanth Surendranath, Akira Oyama, Ryoji Takaki. Building-Cube Method Simulations Using Upwind Interpolations for Ghost Cells Near 2-D Hanging Node Interfaces. AIAA AVIATION 2022 Forum. 2022
ｍore...
MISC (65)：
  • Ryoji TAKAKI. Conservation Laws in Immersed Boundary Methods. Proceedings of the 4th Workshop on Cartesian Grid-based CFD, JAXA-SP-23-008. 2024. 73-84
  • Ryoji TAKAKI. Analysis of flow around moving bodies using the immersed boundary method. JAXA Special Publication: Proceedings of the 3rd Workshop on Cartesian Grid-based CFD. 2023. JAXA-SP-22-008. 77-82
  • TAKAKI Ryoji. Verification of surface distribution prediction accuracy in immersed boundary method. JAXA Special Publication: Proceedings of the 2nd Workshop on Cartesian Grid-based CFD. 2022. JAXA-SP-21-009. 115-124
  • TAKAKI Ryoji. Study on Speed-up Tuning for Structured Grid Based CFD Solver on PRIMEHPC FX1000. JAXA Special Publication: Proceedings of the 53rd Fluid Dynamics Conference / the 39th Aerospace Numerical Simulation Symposium. 2022. JAXA-SP-21-008. 217-223
  • 稲富裕光, 淺田啓幸, 粟飯原あや, 今井和宏, 河合宗司, 筧雅行, 小泉拓, 松村洋祐, 前山大貴, 三吉郁夫, et al. 「富岳」成果創出加速プログラム 航空機フライト試験を代替する近未来型設計技術の先導的実証研究. 宇宙航空研究開発機構特別資料 JAXA-SP-(Web). 2022. 22-001
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Lectures and oral presentations  (91)：
  • Study on conservation law of immersed boundary method
    (2023)
  • Hybrid Parallel Recommendations
    (2023)
  • Analysis accuracy near object surface in hierarchical cartesian grid method
    (2023)
  • Study on conservation of immersed boundary method
    (2022)
  • 航空機実機実飛行条件における空力特性評価技術の実現に向けて
    (アドバンス・シミュレーション・セミナー2022 2022)
ｍore...
Education (4)：
  • - 1991 Kyoto University
  • - 1991 Kyoto University Graduate School, Division of Engineering
  • - 1989 Kyoto University Faculty of Engineering
  • - 1989 Kyoto University Faculty of Engineering
Professional career (1)：
  • Ph. D. (The University of Tokyo)
Work history (5)：
  • 2007 - 現在 The Graduate University for Advanced Studies School of Physical Sciences Department of Space and Astronautical Science
  • 2018 - 2024/03 東京大学生産技術研究所 リサーチフェロー
  • 2019/04 - 2022/03 九州大学 客員教授
  • 2015 - 2018 東京大学生産技術研究所 客員研究員
  • 2003/04 - 2016/03 Kogakuin University
Committee career (28)：
  • 2020 - 現在 サイエンティフィック・システム研究会 副会長
  • 2017 - 現在 サイエンティフィック・システム研究会 活動推進委員
  • 2022/04 - 2024/03 HPCIシステムの今後の運営の在り方に関する調査検討ワーキンググループ 委員
  • 2021 - 2023/03 次世代計算基盤に係るシステム検討WG
  • 2020/05 - 2022/05 一般社団法人HPCIコンソーシアム 副理事長
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Association Membership(s) (6)：
AIAA ,  流体力学会 ,  航空宇宙学会 ,  American Institute of Aeronautics and Astronautics ,  Japan Society of Computational Fluid Dynamics ,  The Japan Society for Aeronouatical and Space Sciences
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