JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20ETET51 Subject Category: Skills Acquisition System PDF Responsible Representative: AOYAMA Takashi, Director, Aeronautical Technology Directrate, Numerical Simulation Research Unit Contact Information: Yukari Sakano(y.sakano@akane.waseda.jp) Members: Yukari Sakano Abstract The purpose of the research is to construct the numerical model of cross flow atomization which can predict the particle size distribution precisely and efficiently. As the previous models recognized all droplets as spheres and caused irregularities, this study aims to consider droplets'・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20ETET50 Subject Category: Skills Acquisition System PDF Responsible Representative: AOYAMA Takashi, Director, Aeronautical Technology Directrate, Numerical Simulation Research Unit Contact Information: Kazuya Uchiyama(kazuchiyama@toki.waseda.jp) Members: Kazuya Uchiyama Abstract As the first stage of research and development aimed at realizing hypersonic aircrafts, High-Mach Integrated Control Experiment (HIMICO) is underway by JAXA and universities. In this experiment, the ramjet engine using gaseous hydrogen fuel will be mounted on the experimental aircraft. Self-ignition has・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20ETET15 Subject Category: Skills Acquisition System PDF Responsible Representative: Yoshikazu Makino, Aeronautical Technology Directorate, Aviation Systems Research Unit Contact Information: Dongyoun Kwak, Aviation Systems Research Unit(kwak.dongyoun@jaxa.jp) Members: Shuhei Kondo, Shinya Koganezawa, Dongyoun Kwak, Masaru Hirata, Haruki Arai, Mitsuhiro Murayama, Yasushi Ito, Ryotaro Sakai, Yuki Hasegawa, Nozomu Hayabe, Ryosuke Igarashi, Kenya Takahashi Abstract The purpose of the iGreen research is to develop and mature a bunch of advanced and innovative technologies・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20ETET12 Subject Category: Skills Acquisition System PDF Responsible Representative: Takashi Takahashi(Aeronautical Technology Directorate) Contact Information: Aeronautical Technology Directorate, Numerical Simulation Research Unit(ohmichi.yuya@jaxa.jp) Members: Masato Harafuji Abstract It is known that atmospheric entry capsules exhibit dynamic instability during transonic to subsonic flight due to unsteadiness of wake dynamics. And, the possibility in which the fluid phenomenon of the specific frequency affects the dynamic instability is indicated. To investigate the wake dynamics,・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20ETET10 Subject Category: Skills Acquisition System PDF Responsible Representative: Takashi Aoyama, Aeronautical Technology Directorate, Numerical Simulation Research Unit Contact Information: Manami Fujii(m-fujii@moegi.waseda.jp) Members: Manami Fujii Abstract JAXA and universities have been forwarding a plan to realize a hypersonic passenger airplane. As the first stage to actualize this plan, a flight experiment called HIMICO (High-Mach Integrated Control Experiment) is being planned to actualize the integrated control technologies of the airframe and・・・<<read more>>
