JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EFHC0319 Subject Category: Large-Scale Challenge PDF Responsible Representative: Naoyuki Fujita, Security and Information Systems Department, SuperComputer Division Contact Information: Takeshi Sawada, The University of Tokyo(sawada@flab.isas.jaxa.jp) Members: Akira Oyama, Takeshi Sawada Abstract Inflatable flexible aeroshells have attracted attention as high-efficiency aerodynamic deceleration devices that can serve as alternatives to parachutes. In STEP1 of the stepwise Mars landing exploration program, multiple aeroshells are planned to be deployed to demonstrate entry, descent, and・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EFHC0320 Subject Category: Large-Scale Challenge PDF Responsible Representative: Yasuhito Okano, Postdoctral researcher, Research and Development Directorate, Unit III Contact Information: Yasuhito Okano, Research and Development Directorate, Research Unit III(okano.yasuhito@jaxa.jp) Members: Takanori Haga, Yasuhito Okano Abstract Accurate prediction of wall heat flux is crucial for liquid rocket engine combustors. Although wall-modeled LES (WMLES) can obtain high fedility results at a practical computational cost, simulations often blow up under extremely cold-wall conditions・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EFHC0321 Subject Category: Large-Scale Challenge PDF Responsible Representative: Keita Kanno, Principal Researcher, QunaSys Inc. Contact Information: QunaSys Inc.(info@qunasys.com) Members: Naoyuki Fujita, Keita Kanno, Toru Kawakubo, Kouki Nakamura, Yasuo Ozu, Toru Shibamiya, Kazumasa Ueno Abstract We are developing and validating algorithms aimed at achieving large-scale, high-accuracy fluid simulations using quantum computing. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System By leveraging supercomputers, even large-scale algorithms can be emulated・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EG3205 Subject Category: Research and Development PDF Responsible Representative: Hideaki Nanri, Research and Development Directorate, Research Unit IV Contact Information: Shun Takahashi Research and Development Directorate, Research Unit IV(takahashi.shun@jaxa.jp) Members: Masaaki Fukui, Susumu Hasegawa, Taku Inoue, Masatoshi Kodera, Masaru Koga, Haruyuki Kato, Toshihiko Munakata, Takayuki Nagata, Yoichi Ohnishi, Tetsuji Ogawa, Takafumi Tano, Sadatake Tomioka, Kenta Tsukuda, Masahiro Takahashi, Shun Takahashi Abstract In this project, we conduct engine combustion analysis, aerodynamic・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EH2900 Subject Category: Common Business PDF Responsible Representative: Yuji Kado, Manager, Safety and Mission Assurance Department Contact Information: Kado, Yuji, JAXA Safety and Mission Assurance Department(kado.yuji@jaxa.jp) Members: Takumi Doi, Ryo Inoue, Youichi Iiyama, Yuji Kado, Tokikatsu Namba, Chihiro Terai, Hirotaka Yoshikura, Hitoshi Yoshihara Abstract JAXA and Kyoto University are researching with quality engineering tools (JIANT) and wallstat, a seismic simulator for wooden buildings. Our theme is research on the combination・・・<<read more>>
