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Long-term orbital environment prediction by orbital debris evolutionary model

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EG3105 Subject Category: Research and Development PDF Responsible Representative: Hiroyuki Sugita, Research and Development Directorate, Research Unit II Contact Information: Nagaoka Nobuaki(nagaoka.nobuaki@jaxa.jp) Members: Satomi Kawamoto, Yasuhiro Kitagawa, Nobuaki Nagaoka Abstract Increase of space debris is a problem for reliability of future space activity. JAXA has researched space debris related technology for space debris mitigation and environmental remediation. The guidelines for countermeasures of space debris are researched based on the prediction・・・<<read more>>

Study of the Effect of Boundary Layer Ingestion (BLI) on Aircraft Propulsion

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EDA201P73 Subject Category: Aeronautical Technology PDF Responsible Representative: Keiichi OKAI, Assoiciate Senior Researcher, Aeronautical Technology Directorate, Aeroengine Technology Demonstration Section Contact Information: Keiichi OKAI(okai.keiichi@jaxa.jp) Members: Keiichi Okai, Shotaro Ogushi, Junichi Kazawa, Akiyoshi Masaki Abstract In this study, evaluation of unsteady aerodynamics in aircraft fan under strongly distorted inflow condition simulating airframe/engine integration configuration with Boundary Layer Ingestion (BLI) benefit suited for future electric aircraft. Under these BLI conditions, aircraft fan・・・<<read more>>

Research of Multi-Physics Simulation Technology

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EDA201N03 Subject Category: Aeronautical Technology PDF Responsible Representative: Takashi Aoyama, Aeronautical Technology Directorate, Numerical Simulation Research Unit Contact Information: Takashi Takahashi(takahashi.takashi@jaxa.jp) Members: Kan Ohkubo, Yuya Ohmichi, Takashi Takahashi, Masashi Kanamori, Kento Yamada, Tomoaki Ikeda, Keita Nakamoto, Kenichi Kubota, Hiroki Tsujimura, Takaaki Miyajima, Yuya Kino Abstract The purpose of this research is to obtain the simulaiton technology to analyze phenomana relating with multi-physics such as acoustic fluid dynamics and multi-phase flows.・・・<<read more>>

Development of Aeroelastic Simulation Tool based on FaSTAR-Move

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EDA201N02 Subject Category: Aeronautical Technology PDF Responsible Representative: Hitoshi Arizono, Aeronautical Technology Directorate, Numerical Simulation Research Unit Contact Information: Hitoshi Arizono(arizono.hitoshi@jaxa.jp) Members: Hitoshi Arizono, Takashi Ishida, Hamidreza Kheirandish Abstract Development of Aeroelastic Simulation Tool based on FaSTAR-Move Reference URL N/A Reasons and benefits of using JAXA Supercomputer System Aeroelastic analysis requires unsteady analysis. Therefore, it is necessary to use JSS2 because the simulation cost is high. Achievements of the Year・・・<<read more>>

Research of unsteady flow simulation toward prediction of full flight envelope

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JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EDA201N01 Subject Category: Aeronautical Technology PDF Responsible Representative: Takashi Aoyama, Aeronautical Technology Directorate, Numerical Simulation Research Unit Contact Information: Atsushi Hashimoto, Aeronautical Technology Directorate, Numerical Simulation Research Unit(hashimoto.atsushi@jaxa.jp) Members: Takashi Ishida, Atsushi Hashimoto, Kenji Hayashi, Takashi Aoyama, Takahiro Yamamoto, Masashi Kanamori, Yuki Ide, Hideaki Aiso, Keita Nakamoto, Andrea Sansica, Tomoaki Matsuzaki, Paul Zehner, Hisato Takeda, Yoimi Kojima, Yuuki Asada, Kanako Yasue, Ryosuke Fuse, Kei Shimura, Ryohei Kirihara, Manabu Hishida Abstract・・・<<read more>>