JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20EA2111 Subject Category: Aeronautical Technology PDF Responsible Representative: Tatsuya Ishii, Aeronautical Technology Directorate, Propulsion Research Unit Contact Information: Junichi Kazawa, Aeronautical Technology Directorate, Propulsion Research Unit(kazawa.junichi@jaxa.jp) Members: Junichi Kazawa Abstract Implement LES and DES in the rotating coordinate system to improve the aerodynamic performance prediction accuracy of rotating machine like fan, compressor, and so on, flows by numerical simulation. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20EA1601 Subject Category: Aeronautical Technology PDF Responsible Representative: Toshiya Nakamura, Director, Aeronautical Technology Directorate, Structures and Advanced Composite Research Unit Contact Information: Yuichiro Aoki(aoki.yuichiro@jaxa.jp) Members: Yuichiro Aoki, Toshiyuki Kasahara, Hiroki Kawabe Abstract The aim of this study is to clarify the effect of manufacturing defects, such as gaps and overlaps, on the strength of CFRP laminates fabricated by automated fiber placement. Reference URL N/A Reasons and benefits of using JAXA・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20EA1403 Subject Category: Aeronautical Technology PDF Responsible Representative: Shigeru Hmamoto, Aeronautical Technology Directorate, Aerodynamics Research Unit Contact Information: Keisuke Fujii(keisuke@chofu.jaxa.jp) Members: Yoshiki Takama, Hiroya Toriida, Keisuke Fujii Abstract To enhance hypersonic aerodynamic testing technology especially for reentering vehicles through developing understanding about the hypersonic wind tunnel nozzle flow which affects a lot estimation error to the flight characteristics and through defining the ability in predicting RCS jet interaction. Reference URL・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20EA0716 Subject Category: Aeronautical Technology PDF Responsible Representative: Tatsuya Ishii, Aeronautical Technology Directorate, Propulsion Research Unit Contact Information: Shunji ENOMOTO(enomoto.shunji@jaxa.jp) Members: Shunji Enomoto, Tatsuya Ishii Abstract Ultra high bypass ratio aviation jet engines have a smaller sound absorbing liner area than conventional engines. In this project, we will develop sound-absorbing device technology that provides high noise reduction performance even with a small-sized sound-absorbing liner. Reference URL Please refer to https://www.aero.jaxa.jp/eng/research/ecat/dante/・・・<<read more>>
JAXA Supercomputer System Annual Report April 2020-March 2021 Report Number: R20EA0714 Subject Category: Aeronautical Technology PDF Responsible Representative: Takeshi Yamane(JAXA, Environmentally Compatible Core Engine Technology Research Project Team) Contact Information: Mitsumasa Makida(Aeronautical Technology Directorate)(makida.mitsumasa@jaxa.jp) Members: Mitsumasa Makida, Naoki Nakamura, Takashi Ishiyama Abstract In the development process of aircraft combustors, air mass flow distribution between fuel nozzles and cooling air holes on the liner effects performances of combustors. In this research, we conduct combustion simulations of internal flow inside the combustor・・・<<read more>>
