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CFD simulations of a wind turbine wake for rapid recovery of velocity deficits

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JAXA Supercomputer System Annual Report April 2018-March 2019 Report Number: R18ETET09 Subject Category: Skills Acquisition System PDF Responsible Representative: Yasutada Tanabe, Leader, High Speed Rotorcraft Research Section Aviation Systems Research Unit Aeronautical Technology Directorate Contact Information: The University of Tokyo, Keita Kimura(k.kimura@ilab.eco.rcast.u-tokyo.ac.jp) Members: Keita Kimura, Yasutada Tanabe Abstract In a large wind farm (arrays of wind turbines), wind turbine wake can cause power deficits or/and additional fatigue in turbine stands in wake region. In this study, several wake simulations were・・・<<read more>>

Basic research for system integration of silent supersonic airplane technologies

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JAXA Supercomputer System Annual Report April 2018-March 2019 Report Number: R18ETET01 Subject Category: Skills Acquisition System PDF Responsible Representative: Yoshikazu Makino, Aeronautical Technology Directorate, Aviation Systems Research Unit Contact Information: Yoshikazu Makino (makino.yoshikazu@jaxa.jp) Members: Yuki Kishi, Go Iwamoto, Masahiro Kanazaki, Yoshikazu Makino, Hideyuki Obata, Yuki Sato, Nao Setoguchi, Hidekazu Yoshida, Toshiya Yokoi Abstract The system integration design technologies for achieving low sonic-boom, low aerodynamic drag, low landing and take-off noise, and light weight simultaneously are the key technologies for future・・・<<read more>>

Greenhouse gases Observing SATellite-2 (GOSAT-2) Project

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JAXA Supercomputer System Annual Report April 2018-March 2019 Report Number: R18ER3500 Subject Category: Space Technology PDF Responsible Representative: Takeshi Hirabayashi, GOSAT-2 Project Team, Space Technology Directorate I Contact Information: Shin Ishida(ishida.shin@jaxa.jp) Members: Yoko Ueda, Tomoo Yamasaki, Yoshiyuki Hirosaki, Yuki Kobayashi, Taro Makino, Atsuhiko Murakami, Takaaki Nishino, Kouhei Sugimoto, Yugi Yata, Shin Ishida, Kenji Kowata, Takehito Yoshida, Fumie Kataoka, Makiko Hashimoto, Hideyuki Noguchi, Atsushi Sugano Abstract GOSAT-2 project retrieve and estimate the global concentration distribution of major greenhouse gases including the・・・<<read more>>

Greenhouse gases Observing SATellite (GOSAT) mission

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JAXA Supercomputer System Annual Report April 2018-March 2019 Report Number: R18ER2100 Subject Category: Space Technology PDF Responsible Representative: Masakatsu Nakajima ,Space Technology Directorate I GOSAT-2 Project Team, Mission Manager Contact Information: Yoko Ueda(ueda.yoko@jaxa.jp) Members: Makiko Hashimoto, Kenji Kowata, Hideki Suetake, Makoto Imanaka, Akiko Otomo, Yoko Ueda, Tomoo Yamasaki, Hidetoshi Hayasaka, Mamoru Sugawara, Tomoyuki Mabuchi, Hideki Gabe, Takehito Yoshida, Fumie Kataoka, Shinpei Kondo, Masahito Arai Abstract GOSAT continues its observations beyond its 5-year mission, providing well-calibrated high spectral resolution data. The・・・<<read more>>

Precise Orbit Determination by using MADOCA on JSS2

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JAXA Supercomputer System Annual Report April 2018-March 2019 Report Number: R18ER0800 Subject Category: Space Technology PDF Responsible Representative: Koichi Inoue, Space Technology Directorate I, Satellite Navigation Unit Contact Information: Hiroshi Takiguchi(takiguchi.hiroshi@jaxa.jp) Members: Hiroshi Takiguchi, Sho Miyoshi Abstract Satellite Navigation Unit has been generating the precise orbit and clock products of GNSS satellites by using MADOCA (Multi-GNSS Advanced Demonstration tool for Orbit and Clock Analysis), and been distributing to user via network routinely. On the JSS2, we aim to realize fast・・・<<read more>>