JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EG3213 Subject Category: Research and Development PDF Responsible Representative: Eiji Shima, Unit leader, Research Unit III, Research and Development Directorate Contact Information: tsutsumi.seiji@jaxa.jp(tsutsumi.seiji@jaxa.jp) Members: Ryoji Takaki, Seiji Tsutsumi, Hiroyuki Ito, Taro Shimizu, Junya Aono, Takanori Haga, Masaharu Abe, Kazuma Tago, Hiroshi Koizumi Abstract It is required to predict and reduce the acoustic level of satellites caused by exhaust jet of rocket engines and transonic buffet. In this study, the lift-off・・・<<read more>>
JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EG3212 Subject Category: Research and Development PDF Responsible Representative: Eiji Shima, Director, Research and Development Directorate, Research Unit III Contact Information: Takanori Haga, Research and Development Directorate, Research Unit III(haga.takanori@jaxa.jp) Members: Takayuki Ito, Ryoji Takaki, Seiji Tsutsumi, Hiroyuki Ito, Taro Shimizu, Junya Aono, Takanori Haga, Yuhi Morii, Masaharu Abe, Masayuki Kakehi, Mikiroh Motoe, Manabu Hishida, Hideyo Negishi, Yoichi Ohnishi, Miki Nishimoto, Yu Daimon, Ashvin Hosangadi, Takeru Fukuchi, Masaaki Ino, Osamu・・・<<read more>>
JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EG3210 Subject Category: Research and Development PDF Responsible Representative: Koji Yamanaka, Director, Research and Development Directorate, Research Unit I Contact Information: Kazunori Shimazaki, Research and Development Directorate, Research Unit I(shimazaki.kazunori@jaxa.jp) Members: Aki Goto, Kazunori Shimazaki Abstract In order to realize future human space mission while ensuring astronauts safety, space-radiation protection technologies are required. Our goal is to establish the accurate estimation technology of space-radiation exposure doses and the method to・・・<<read more>>
JAXA Supercomputer System Annual Report April 2019-March 2020 Report Number: R19EG3205 Subject Category: Research and Development PDF Responsible Representative: Kouichi Okita, Director, Research Unit IV, Research and Development Directorate Contact Information: Masatoshi Kodera(kodera.masatoshi@jaxa.jp) Members: Masahiro Takahashi, Masatoshi Kodera, Masaaki Fukui, Toshihiko Munakata, Masaharu Takahashi, Sadatake Tomioka, Takuya Arakawa, Hironobu Nishiguchi, Ko Kurihara, Kazunari Hayashi, Hidemi Takahashi Abstract Reusable rockets have been being studied to reduce the cost of space transportation systems significantly in recent years. However, in order to extend・・・<<read more>>
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>>
