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Detection of origination for 3D unsteady aerodynamic phenomena

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EDA201N07 Subject Category: Aeronautical Technology PDF Responsible Representative: Masashi Kanamori, Aeronautical Technology Directorate, Numerical Simulation Research Unit Contact Information: Kanako Yasue(yasue.kanako@jaxa.jp) Members: Shigeru Kuchiishi, Kohji Suzuki, Kanako Yasue, Mami Hayakawa Abstract Unsteady CFD analysis will be performed in order to detect the starting point of buffet phnomena utilizing data mining techniques. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System A large-scale parallel computer such as JSS2 is・・・<<read more>>

Study on spacecraft dynamics

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19ECWU24 Subject Category: Cooperative Graduate School System PDF Responsible Representative: Shujiro Sawai, Institute of Space and Astronautical Science, Department of Space Flight Systems Contact Information: Yusuke Maru(maru.yusuke@jaxa.jp) Members: Haruaki Seta, Yusuke Maru Abstract design and evaluation of an intake for an ATR (Air-Turbo Rocket) engine for a reusable sounding rocket with an airbreathing propulsion system. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System The use of JSS2・・・<<read more>>

Lunar landing site analyses

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EB0101 Subject Category: Space Exploration PDF Responsible Representative: Naoki Sato, JAXA Space Exploration Center Space Exploration System Technology Unit Contact Information: Takeshi Hoshino(hoshino.takeshi@jaxa.jp) Members: Takeshi Hoshino, Mitsuo Yamamoto, Hiroka Inoue, Hiroyuki Sato Abstract Production of lunar polar mosaic for landing site studies. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System It has rich computing resources such as memory and processing units. Achievements of the Year We created・・・<<read more>>

Utilization of JSS2 for GCOM-C satellite control and mission operations

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EAR20500 Subject Category: Space Technology PDF Responsible Representative: Kazuhiro Tanaka, Project Manager of The GCOM Project Team Contact Information: Kazuaki Nonaka, JAXA(nonaka.kazuaki@jaxa.jp) Members: Kazuaki Nonaka, Hidetoshi Hayasaka, Hiroshi Murakami, Rigen Shimada, Masahiro Hori, Toshiyuki Kobayashi, Kazunori Ogata, Megumi Okata, Junichi Takaku, Riko Higuchi, Naritoshi Imoto, Yoshino Yamada, Kazuhiro Tanaka, Hiroyuki Asahina, Noriko Aramaki, Yasuhiro Naiki, Takeshi Izumi, Nobuhiro Yamauchi, Seiji Matsushita Abstract GCOM-C*(SHIKISAI) was launched on Dec 23rd, 2017. It・・・<<read more>>

Requirement analysis for LiteBIRD's optical system

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EACA34 Subject Category: JSS2 Inter-University Research PDF Responsible Representative: Ryo Nagata, Researcher, High Energy Accelerator Research Organization (KEK) Contact Information: Ryo Nagata(rnagata@post.kek.jp) Members: Ryo Nagata Abstract Primordial gravitational wave background is generically predicted by cosmic inflation theories. Amplitude of the waves indicates energy scale of cosmic inflation. LiteBIRD, the 2nd ISAS strategic large mission, makes a full-sky map of the microwave background polarization to detect a signal of the gravitational・・・<<read more>>