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Mars helicopter configuration and aerodynamical optimized blade

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JAXA Supercomputer System Annual Report February 2021-January 2022 Report Number: R21ECMP13 Subject Category: Competitive Funding PDF Responsible Representative: Yoshikazu Makino, Aeronautical Technology Directorate, Aviation Systems Research Unit Contact Information: Keita Kimura, JAXA(kimura.keita@jaxa.jp) Members: Yuta Buto, Keita Kimura, Masahiko Sugiura, Hideaki Sugawara, Kuniyuki Takekawa, Yasutada Tanabe, Kouta Yoshikawa Abstract A Mars helicopter “HAMILTON” has been developed by JAXA, Tokyo Metropolitan University and Kogakuin University. Since the atomospheric density on Mars is about 1/100, the sound of speed is about 3/4 compared・・・<<read more>>

Study of the Effect of Boundary Layer Ingestion (BLI) on Aircraft Propulsion

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JAXA Supercomputer System Annual Report February 2021-January 2022 Report Number: R21EDA201P55 Subject Category: Aeronautical Technology PDF Responsible Representative: Keiichi OKAI, Associate Senior Researcher, Environmentally Sustainable Engine Team, Aviation Environmental Sustainability Innovation Hub, Aviation Technology Directorate Contact Information: Keiichi OKAI(okai.keiichi@jaxa.jp) Members: Keiichi Okai, Kazuhisa Amemiya, Tomoya Kogirima, Junichi Kazawa, Akiyoshi Masaki Abstract In this study, evaluation of unsteady aerodynamics in aircraft fan under strongly distorted inflow condition simulating airframe/engine integration configuration with Boundary Layer Ingestion (BLI) benefit suited for future electric・・・<<read more>>

Research on rotor blade optimization between JAXA-ONERA-DLR : Validation of CFD solvers

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JAXA Supercomputer System Annual Report February 2021-January 2022 Report Number: R21ECMP11 Subject Category: Competitive Funding PDF Responsible Representative: Yoshikazu Makino, Aeronautical Technology Directorate, Aviation Systems Research Unit Contact Information: Keita Kimura(kimura.keita@jaxa.jp) Members: Keita Kimura, Masahiko Sugiura, Hideaki Sugawara, Kuniyuki Takekawa, Yasutada Tanabe Abstract The three organizations, JAXA, DLR, and ONERA, have been optimizing helicopter blades for various flight conditions to validate their analysis tools and optimization methods and to accumulate knowledge of rotor optimization processes. This year, in addition to・・・<<read more>>

Computational analysis of compound helicopter

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JAXA Supercomputer System Annual Report February 2021-January 2022 Report Number: R21ETET08 Subject Category: Skills Acquisition System PDF Responsible Representative: Yoshikazu Makino, Aeronautical Technology Directorate, Aviation Systems Research Unit Contact Information: Takeshi Akasaka, Kanazawa Institute of Technology(akasaka@neptune.kanazawa-it.ac.jp) Members: Yusuke Hamamoto, Hideaki Sugawara, Yasutada Tanabe Abstract The purpose of this study is to investigate aerodynamic interaction between the rotor and the winged-body of a compound helicopter using CFD analysis. Reference URL N/A Reasons and benefits of using JAXA Supercomputer System The analysis・・・<<read more>>

Study of forward flight performance of multi-rotor

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JAXA Supercomputer System Annual Report February 2021-January 2022 Report Number: R21ETET07 Subject Category: Skills Acquisition System PDF Responsible Representative: Yuto Sayama, Graduate student, Tokyo University of Agriculture and Techonology Contact Information: Hideaki Sugawara(sugawara.hideaki@jaxa.jp) Members: Yuto Sayama, Hideaki Sugawara, Yasutada Tanabe Abstract Study of forward flight performance of multi-rotor aircraft Reference URL N/A Reasons and benefits of using JAXA Supercomputer System In order to perform a rotorcraft analysis tool. Achievements of the Year Numerical analyses are performed on a rotor of・・・<<read more>>