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Numerical analysis of deicing and anti-icing in jet engine

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JAXA Supercomputer System Annual Report February 2022-January 2023 Report Number: R22EDA101H11 Subject Category: Aeronautical Technology PDF Responsible Representative: Atsushi Kanda, Aviation Technology Directorate, Aviation Safety Innovation Hub Contact Information: Junichi Kazawa, Aviation Technology Directorate, Aviation Safety Innovation Hub(kazawa.junichi@jaxa.jp) Members: Junichi Kazawa, Masaya Suzuki, Hirotaka Yoshikura Abstract Technology development is conducted to solve the icing problem in jet engines. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System Used for visualization of numerical results. Achievements of the Year The・・・<<read more>>

Acoustic Liner Program for High-bypass-ratio Aricraft engines

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JAXA Supercomputer System Annual Report February 2022-January 2023 Report Number: R22EDA101P00 Subject Category: Aeronautical Technology PDF Responsible Representative: Tatsuya Ishii, Aviation Technology Directorate, Aviation Environmental Sustainability Innovation Hub Contact Information: Junichi Oki(oki.junichi@jaxa.jp) Members: Shunji Enomoto, Junichi Oki, Shimpei Suzuki, Daisuke Sasaki Abstract The trend in turbofan engines is towards higher bypass ratio and shorter nacelles. The eigne noise will increase due to smaller sound absorption area resulting from shorter nacelles. We aim to develop next-generation acoustic liner technologies that achieve・・・<<read more>>

high-fidelity analysis tools development for aerodynamic cascade design / Compressor aerodynamic performance prediction

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JAXA Supercomputer System Annual Report February 2022-January 2023 Report Number: R22EDA101P11 Subject Category: Aeronautical Technology PDF Responsible Representative: Tatsuya Ishii, Aviation Technology Directorate, Aviation Environmental Sustainability Innovation Hub Contact Information: Junichi Kazawa, Aeronautical Technology Directorate, Aviation Environmental Sustainability Innovation Hub(kazawa.junichi@jaxa.jp) Members: Junichi Kazawa, Takafumi Kanayama Abstract It contributes to the design of jet engines by improving the accuracy of stall point prediction in numerical analysis in multi-stage compressor blade rows. Reference URL N/A Reasons and benefits of using JAXA Supercomputer・・・<<read more>>

high-fidelity analysis tools development for aerodynamic cascade design / tuning UPACS for JSS

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JAXA Supercomputer System Annual Report February 2022-January 2023 Report Number: R22EDA101C14 Subject Category: Aeronautical Technology PDF Responsible Representative: Tatsuya Ishii, Aviation Technology Directorate, Aviation Environmental Sustainability Innovation Hub Contact Information: Junichi Kazawa, Aeronautical Technology Directorate, Aviation Environmental Sustainability Innovation Hub(kazawa.junichi@jaxa.jp) Members: Junichi Kazawa, Yoshinobu Yamade Abstract It contributes to the design of jet engines by improving the accuracy of stall point prediction in numerical analysis in multi-stage compressor blade rows. Reference URL N/A Reasons and benefits of using JAXA Supercomputer・・・<<read more>>

Acoustic Liner Program for High-bypass-ratio Aircraft engines (acoustic performance improvement)

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JAXA Supercomputer System Annual Report February 2022-January 2023 Report Number: R22EDA101C75 Subject Category: Aeronautical Technology PDF Responsible Representative: Kenichiro NAGAI, Aeronautical Technology Directorate, Aviation Environmental Sustainability Innovation Hub Contact Information: Shunji ENOMOTO(enomoto.shunji@jaxa.jp) Members: Shunji ENOMOTO , Hideshi OINUMA , Kenichiro NAGAI , Junichi OKI , Gai KUBO , 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・・・<<read more>>