Research theme for competitive and other funds (14):
2023 - 2027 Research on the Fundamental Mechanism of Non-Uniform Gas Detonation Propagation: Interference between Shock Waves and Heterogeneous Free Jets
2021 - 2024 Closed-loop Control of Hybrid Rockets Using Solid Fuels Manufactured by Multi-material Additive Manufacturing
2022 - 2024 Study on Determination Mechanism of Detonation Wave Properties under the Presence of Deflagration and Gaseous Hydrogen-Air Mixing Process
2021 - 2022 Investigation on Boundary Layer Combustion of Liquefying Fuel with Low Viscosity in Acceleration Environment
2020 - 2021 Study of Conductive Resin Mixed with Graphene for Upgrade of Solid Fuels Capable of Flow Rate Measurement
2020 - 2021 Demonstration of Advanced Closed-Loop Thrust Control of Hybrid Rockets Using Additively-manufactured Solid Fuels
2019 - 2021 Upgrade of Thruster for Nano-satellites Using Functional Solid Fuels Manufactured by a 3D Printer
2018 - 2021 Investigation on Boundary Layer Combustion of Liquefying Fuel with Low Viscosity in Acceleration Environment
2019 - 2020 Study on Non-toxic RCS for Upper Stages of Rockets using Detonation Waves
2019 - 2020 Real-time regression rate measurement of an additive-manufactured functional hybrid rocket fuel
2019 - 2019 Boundary-Layer Combustion of Blacken Wax-based Fuels at Various Chamber Pressures under Two Steady Acceleration Environments
2018 - Research and Development of Reaction Control System using Pulse Detonation Engine
2015 - 2018 Investigation of Effects of Coaxial Injector Shape on Mixing, Diffusion, and Combustion Process of Cryogenic High-Pressure Propellant
2015 - 2017 ハイブリッドロケットの酸化剤旋回流を用いた最適混合比と推力の同時制御
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Papers (29):
Kohei Ozawa, Tomoya Neki, Nobuyuki Tsuboi. Visualization of the physical destruction process of additive-manufactured regression sensor structures. Science and Technology of Energetic Materials. 2023. 84. 2. 24-31
Ozawa K., Omiya K., Tsuboi N., Ishii K. Attempts of Time-Resolved Fuel Regression Measurements of an Altering-Swirling-Oxidizer-Flow-Type Hybrid Rocket Motor. AIAA AVIATION 2022 Forum. 2022
Koichi Hayashi A., Ohno K., Ishii K., Shimomura K., Tsuboi N., Ozawa K., Jourdaine N.H., Dzieminska E., Obara T., Maeda S., et al. Experimental and Numerical Study on Disc-RDE: Relation between Number of Detonation Wave and Pressure. AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022. 2022
Yoshidomi K., Kurita N., Ozawa K., Tsuboi N., Hayashi A.K., Kawashima H. Numerical Simulation on Rotating Detonation Engine: Effect of Number of Injection Ports in Non-Premixed H2-O2 Gases. AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022. 2022
Kohei Ozawa, Han-wei Wang, Takefumi Inenaga, Nobuyuki Tsuboi. Regression behavior of polylactic acid manufactured by fused filament fabrication for hybrid rocket propulsion. Science and Technology of Energetic Materials. 2021. 82. 6. 170-177
A manufacturing method of solid fuels for hybrid rocket engines with a real-time regression rate measurement function
Books (2):
Hybrid Propulsion Technology Development in Japan for Economic Space Launch
Springer Aerospace Technology 2017
Chemical Rocket Propulsion: A Comprehensive Survey of Energetic Materials
Springer 2016 ISBN:9783319277462
Lectures and oral presentations (28):
Accuracy of real-time fuel regression measurement function of a 3d printed solid fuel
(AIAA Propulsion and Energy 2020 Forum 2020)
Real-time Regression Rate Measurement of an Additive-manufactured Functional Hybrid Rocket Fuel
(Real-time Regression Rate Measurement of an Additive-manufactured Functional Hybrid Rocket Fuel 2019)
Combustion Flow of Wax-based Hybrid Rockets in Various Acceleration Environments
(JST さくらサイエンスプラン 2019 年度 熱流体工学分野に関する国際共同セミナー 2019)
Boundary-Layer Combustion of Wax-based Fuels at Various Chamber Pressures under Two Static Acceleration Environments
(AIAA Propulsion and Energy 2019 Forum 2019)
Investigation of Graphite Nozzle Erosion in Hybrid Rockets Using N2O/HDPE
(AIAA Propulsion and Energy 2019 Forum 2019)
2014 - 2017 The University of Tokyo School of Engineering Doctoral Course, Department of Aeronautics and Astronautics
2012 - 2014 The University of Tokyo School of Engineering Master Course, Department of Aeronautics and Astronautics
2008 - 2012 The University of Tokyo Faculty of Engineering Department of Aeronautics and Astronautics
Professional career (1):
Doctor of Engineering (The University of Tokyo)
Work history (4):
2022/02 - 現在 Kyushu Institute of Technology Faculty of Engineering Department of Mechanical and Control Engineering Associate Professor
2022/02 - 2024/02 University of Michigan JSPS Overseas Research Fellowships
2017/03 - 2022/01 Kyushu Institute of Technology Faculty of Engineering Department of Mechanical and Control Engineering Assistant Professor
2015/04/01 - 2017/03/24 The University of Tokyo School of Engineering Special researcher of the Japan Society for the Promotion of Science
Committee career (1):
2020/03 - 2021/02 The Japan Society for Aeronautical and Space Sciences West Branch Executive Secretary
Awards (4):
2022/05 - Japan Association for International Chemical Information JAICI Award
2022/05 - Japan Explosives Society Incentive Award of Japan Explosives Society Research on Multi-Material Additive-Manufactured Solid Fuels for Hybrid Rockets
2016/07 - AIAA AIAA Hybrid Rockets Best Student Paper Flight Performance Simulations of Vertical Launched Sounding Rockets Using Altering-Intensity Swirling-Oxidizer-Flow-Type Hybrid Motors
2013/06/09 - Japanese Rocket Society Award
Association Membership(s) (5):
宇宙工学委員会
, Japan Explosives Society
, The Japan Society for Aeronautical and Space Sciences
, AIAA
, JSME