論文 - 今井 良二

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  1. Study on Propellant Management Device for Small-Scale Supersonic Flight Experiment Vehicle

    Ryoji Imai, Takuya Wada,Aerospace,12巻,6号,(頁 1 ~ 24),2025年06月

  2. 極低温推進薬タンク内液層を攪拌するミキシングジェットの挙動(減重力実験とジェット到達高さの予測)

    河南 治,木村 拓己,今井 良二,混相流,38巻,1号,(頁 32 ~ 39),2024年03月

  3. 宇宙機用推進薬タンクを対象とした微小重力下動的濡れ挙動,スロッシング挙動に関する研究

    今井 良二,混相流,38巻,1号,(頁 24 ~ 31),2024年03月

  4. 国際宇宙ステーションでの二相流ループ実験

    浅野 等,大田 治彦,河南 治,今井 良二,井上 浩一,鈴木 康一,新本 康久,松本 聡,混相流,38巻,1号,(頁 7 ~ 14),2024年03月

  5. Estimation of the tip-height of mixing jet issuing from a nozzle by one-dimensional droplet model

    Osamu Kawanami, Kentaro Takeda, Ryoki Matsushima, Ryoji Imai, Yutaka Umemura, Takehiro Himeno,International Journal of Multiphase Flow,163巻,(頁 1 ~ 9),2023年06月

  6. Study on the Sloshing Behavior under Microgravity Condition Targeted for a Propellant Tank (Dynamic Liquid Behavior in Axially Applied Acceleration)

    Ryoji IMAI, Mori MICHIHARA,International Journal of Microgravity Science and Application,40巻,1号,(頁 1 ~ 19),2023年01月

  7. Overspeeding characteristics of turbomachinery for gas generator cycle air turbo ramjet engine

    Ryojiro Minato, DaisukeNakata, Masaharu Uchiumi, Ryoji Imai, Kazuyuki Higashino,Propulsion and Power Research,2022年12月

  8. Observation of Flow Pattern and Jet-tip Height Issuing from a Nozzle at Tank Bottom in Microgravity

    Osamu KAWANAMI, Kentaro TAKEDA, Ryoki MATSUSHIMA, Ryoji IMAI, Yutaka UMEMURA, Takehiro HIMENO,International Journal of Microgravity Science and Application,39巻,2号,(頁 1 ~ 13),2022年05月

  9. Study on Propellant Supply System for a Small-scale Supersonic Flight Experiment Vehicle (Study on a Propellant Management Device)

    Naoki SOTA, Ryoji IMAI, Aoki ANADA, Taisei YAMAZAKI, Masaharu UCHIUMI, Daisuke NAKATA, Ryojiro MINATO,International Journal of Microgravity Science and Application,39巻,1号,(頁 1 ~ 10),2022年01月

  10. Heat Loss Analysis of Flow Boiling Experiments Onboard International Space Station with Unclear Thermal Environmental Conditions (2nd Report: Liquid-vapor Two-phase Flow Conditions at Test Section Inlet)

    Koichi Inoue, Haruhiko Ohta, Hitoshi Asano, Osamu Kawanami, Ryoji Imai, Koichi Suzuki, Yasuhisa Shinmoto, Takashi Kurimoto, Satoshi Matsumoto,Microgravity Science and Technology,2021年08月

  11. Heat Loss Analysis of Flow Boiling Experiments Onboard International Space Station with Unclear Thermal Environmental Conditions (1st Report: Subcooled Liquid Flow Conditions at Test Section Inlet)

    Koichi Inoue,Haruhiko Ohta,Yuuki Toyoshima,Hitoshi Asano,Osamu Kawanami,Ryoji Imai,Koichi Suzuki,Yasuhisa Shinmoto,Satoshi Matsumoto,Microgravity Science and Technology,33巻,2号,(頁 1 ~ 19),Article Number:28,2021年03月

  12. Fundamental Study on Injector Flow Characteristics of Self-Pressurizing Fluid for Small Rocket Engines

    Yasuda Kazuki, Nakata Daisuke, Uchiumi Masaharu, Okada Kugo, Imai Ryoji,JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME,143巻,2号,Article Number:021307,2021年02月

  13. Ground-Based Experiment on Reducing Boil-Off Gas by Jet Mixing for Future Cryogenic Propulsion System

    Kazuaki NISHIDA, Ryoji IMAI, Osamu KAWANAMI, Yutaka UMEMURA, Takehiro HIMENO,International Journal of Microgravity Science and Application,38巻,1号,(頁 1 ~ 6),2021年01月

  14. Ground based experiment and numerical calculation on thermodynamic vent system in propellant tank for future cryogenic propulsion system

    Ryoji Imai,Kazuaki Nishida,Osamu Kawanami,Yutaka Umemura,Takehiro Himeno,Cryogenics,109巻,2020年05月

  15. Basic study on thermodynamic vent system in propulsion system for future spacecraft

    Ryoji IMAI, Kazuaki NISHIDA, Osamu KAWANAMI, Yutaka UMEMURA, Takehiro HIMENO,Microgravity Science and Technology,32巻,(頁 339 ~ 348),2020年01月

  16. Study on Propellant Supply System for Small-scale Supersonic Flight Experiment Vehicle (Development of Design Technology for LOX Supply System)

    Yukiya SATO, Ryoji IMAI, Daisuke NAKATA, Ryojiro MINATO, Masaharu UCHIUMI,International Journal of Microgravity Science Application,37巻,1号,(頁 370104-1 ~ 370104-7),2020年01月

  17. Behavior of Subcooling Jet Injected into a Bulk Liquid in a Tank under Normal- and Micro-gravity Conditions

    O. KAWANAMI, K. TAKEDA, R. NAGUCHI, R. IMAI, Y. UMEMURA, T. HIMENO,International Journal of Microgravity Science Application,36巻,4号,(頁 1 ~ 8),2019年10月

  18. 推進薬タンクを対象とした微小重力下横スロッシング挙動に関する研究

    道原 孟里,今井良二,International Journal of Microgravity Science Application,36巻,4号,(頁 1 ~ 10),2019年10月

  19. Study on Liquid Management Technology in Water Tank for Propulsion System Utilizing Aluminum and Water Reaction (Improvement of Liquid Acquisition Performance by Hydrophilic Coating in Metallic Tank)

    Takuya IMAMURA, Masatoshi SUGIOKA, Kazuyuki HIGASHINO, Ryoji IMAI,International Journal of Microgravity Science Application,35巻,1号,(頁 1 ~ 6),2018年01月

  20. Research on Liquid Management Technology in Water Tank and Reactor for Propulsion System with Hydrogen Production System Utilizing Aluminum and Water Reaction

    Ryoji Imai, Takura Imamura, Masatoshi Sugioka, Kazuyuki Higashino,Microgravity Science and Technology,29巻,6号,(頁 475 ~ 484),2017年11月

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