All Stories

  1. Reconstructed Ballistic Data Versus Wax Regression-Rate Intrusive Measurement in a Hybrid Rocket

    Article • Journal of Spacecraft and Rockets, November 2020, American Institute of Aeronautics and Astronautics (AIAA)

    Koki Kitagawa, Dr. Toru Shimada

  2. Performance of Mixture-Ratio-Controlled Hybrid Rockets Under Uncertainties in Fuel Regression

    Article • Journal of Propulsion and Power, October 2020, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  3. Prediction of Space and Time Distribution of Wax-based Fuel Regression Rate in a Hybrid Rocket

    Article • August 2020, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Koki Kitagawa

  4. Performance of Mixture-Ratio-Controlled Hybrid Rockets for Nominal Fuel Regression

    Article • Journal of Propulsion and Power, May 2020, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  5. Evaluation of Safety Distance for Blast of Hybrid Rocket Propellants

    Article • August 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Koki Kitagawa, Akiyo Takahashi

  6. A Study on O/F Shift of Aft Counter-Swirl Oxidizer Injection with Multi-Section Swirl Injection Method for Hybrid Rocket

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  7. Hybrid Rocket Firing Experiments at Various Axial–Tangential Oxidizer-Flow-Rate Ratios

    Article • Journal of Propulsion and Power, January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Koki Kitagawa, Dr. Toru Shimada

  8. Numerical Parametric Analysis of Combustion Instability in Axial-Injected Hybrid Rocket Motors

    Article • Journal of Propulsion and Power, November 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  9. Performance and Regression Rate Characteristics of 5-kN Swirling-Oxidizer-Flow-Type Hybrid Rocket Engine

    Article • Journal of Propulsion and Power, July 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Takashi Sakurai, Koki Kitagawa

  10. Effective Operations of Extinction-Reignition with Simple Control of Oxidizer Flux on a Single-Stage Sounding Hybrid Rocket

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Masahiro Kanazaki, Dr. Toru Shimada, Kazuhisa Chiba

  11. Static Burning Tests on a Bread Board Model of Altering-intensity Swirling-Oxidizer-Flow-Type Hybrid Rocket Engine

    Article • July 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Dr Yutaka Wada, Koki Kitagawa

  12. Quasi 1-D Numerical Analysis of Combustion Instability in Hybrid Rocket Motor Incorporating Boundary Layer Lags

    Article • July 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  13. Ascendancy of Extinction-Reignition on Single-Stage Hybrid Sounding Rocket in View of Fuels

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Masahiro Kanazaki, Dr. Toru Shimada, Koki Kitagawa, Kazuhisa Chiba

  14. Design optimization of launch vehicle concept using cluster hybrid rocket engine for future space transportation

    Article • Journal of Fluid Science and Technology, January 2016, Japan Society of Mechanical Engineers

    Dr. Toru Shimada, Koki Kitagawa

  15. Flight Performance Simulations of Vertical Launched Sounding Rockets Using Altering-Intensity Swirling-Oxidizer-Flow-Type Hybrid Motors

    Article • July 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Koki Kitagawa

  16. Investigation of Flight Profiles Suitable for Altering-Intensity Swirling-Oxidizer-Flow-Type Hybrid Rocket

    Article • July 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  17. Numerical simulation of luminous flame around ignited aluminum particle near burning surface of composite propellant with changing pressure

    Article • July 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  18. Liquid Films Instability Analysis of Liquefying Hybrid Rocket Fuels Under Supercritical Conditions

    Article • AIAA Journal, June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Masaki Adachi

  19. Evolutionary algorithm applied to ballistic launch vehicle design using hybrid rocket engine evaluated by enhanced flight simulation

    Article • May 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Toru Shimada, Koki Kitagawa

  20. Numerical analysis of multi-parallelized swirling flow inside a circular pipe

    Article • Journal of Mechanical Science and Technology, March 2015, Springer Science + Business Media

    Dr. Toru Shimada, Koki Kitagawa

  21. Multi-disciplinary Conceptual Design Knowledge of Multi-stage Hybrid Rocket Using Data Mining Technique

    Article • Journal of Mechanics Engineering and Automation, January 2015, David Publishing Company

    Dr. Toru Shimada, Koki Kitagawa

  22. Multidisciplinary Design Exploration for Sounding Launch Vehicle using Hybrid Rocket Engine in View of Ballistic Performance

    Article • International Journal of Turbo and Jet Engines, January 2015, De Gruyter

    Dr. Toru Shimada, Kazuhisa Chiba

  23. Conceptual Design of Single-Stage Launch Vehicle with Hybrid Rocket Engine Using Design Informatics

    Article • November 2014, Springer Science + Business Media

    Dr. Toru Shimada

  24. Active debris multi-removal mission concept based on hybrid propulsion

    Article • Acta Astronautica, October 2014, Elsevier

    Dr. Toru Shimada

  25. Linear Combustion Stability Analysis of Uni-directional Vortex Injection Hybrid Rocket Engines

    Article • July 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  26. Combined Analysis of Reactive Flow and Heat Transfer for Hybrid Rocket Design Engineering

    Article • July 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Yuki Funami, Dr. Toru Shimada

  27. Agglomeration characteristics of aluminum particles with changing pressure in AP/AN composite propellants

    Article • July 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  28. Visualization of Flames in Combustion Chamber of Hybrid Rocket Engine with Multi-Section Swirl Injection Method

    Article • July 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  29. Study on Hybrid Rocket with Multi-Section Swirl Injection Method toward Flight Experiments of Subscale Space Plane

    Article • July 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  30. Instability Analysis of Liquid Films of Liquefying Hybrid Rocket Fuels under Supercritical Operating Condition

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  31. Numerical Simulations of Combustive Flows in a Swirling-Oxidizer-Flow-Type Hybrid Rocket

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  32. A LINEAR STABILITY ANALYSIS OF OSCILLATORY COMBUSTION INDUCED BY COMBUSTION TIME DELAYS OF LIQUID OXIDIZER IN HYBRID ROCKET MOTORS

    Article • International Journal of Energetic Materials and Chemical Propulsion, January 2014, Begell House

    Dr. Toru Shimada

  33. Numerical Evaluation of Hybrid Rocket Internal Ballistics with Thermal Radiation Effect

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN, January 2014, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  34. Conceptual design: Dependence of parameterization on design performance of three-stage hybrid rocket

    Article • Journal of Fluid Science and Technology, January 2014, Japan Society of Mechanical Engineers

    Dr. Toru Shimada, Koki Kitagawa

  35. Diversity of design knowledge for launch vehicle in view of fuels on hybrid rocket engine

    Article • Journal of Advanced Mechanical Design Systems and Manufacturing, January 2014, Japan Society of Mechanical Engineers

    Dr. Toru Shimada

  36. A Theoretical Study of Combustion Stability in Vortex Injection Hybrid Rocket Engine

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN, January 2014, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  37. Experimental Study of Fragmentation of Hybrid Rocket Fuel

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN, January 2014, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  38. 設計情報学を用いたハイブリッドロケットエンジン搭載単段式宇宙輸送機の概念設計

    Article • Transactions of the JSME (in Japanese), January 2014, Japan Society of Mechanical Engineers

    Dr. Toru Shimada

  39. Conceptual Design of Single-Stage Hybrid Rocket for Scientific Observation in View of Fuels Using Design Informatics

    Article • AEROSPACE TECHNOLOGY JAPAN THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, January 2014, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  40. Large Eddy Simulation of Swirling Combustion Flow with Wall Fuel Blowing modeled for Hybrid Rocket Engines

    Article • July 2013, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  41. Model of Hybrid Rocket Combustion in Classical Hybrid Rocket Motors

    Article • July 2013, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  42. A Study on Performance Improvement of Paraffin Fueled Hybrid Rocket Engines with Multi-Section Swirl Injection Method

    Article • July 2013, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  43. Effects of Multi-Section Swirl Injection Method on Fuel Regression Rate of High Density Polyethylene Fueled Hybrid Rocket Engine

    Article • July 2013, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  44. Conceptual Design of Single-Stage Launch Vehicle with Hybrid Rocket Engine for Scientific Observation Using Design Informatics

    Article • Journal of Space Engineering, January 2013, Japan Society of Mechanical Engineers

    Dr. Toru Shimada, Koki Kitagawa

  45. Validation of Integral Method for Numerical Prediction of Hybrid Rocket Internal Ballistics

    Article • Journal of Fluid Science and Technology, January 2013, Japan Society of Mechanical Engineers

    Dr. Toru Shimada

  46. Low-Frequency Feed-System-Coupled Combustion Instability in Hybrid Rocket Motors

    Article • Journal of Thermal Science and Technology, January 2013, Japan Society of Mechanical Engineers

    Dr. Toru Shimada, Koki Kitagawa

  47. A Study of Hybrid Rockets with Multi-Section Swirl Injection Method

    Article • July 2012, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  48. CHARACTERISTICS OF CHEMICALLY MODIFIED AND NANOCOMPOSITE POLYMERS AS NOVEL FUELS FOR HYBRID ROCKET PROPULSION

    Article • International Journal of Energetic Materials and Chemical Propulsion, January 2012, Begell House

    Dr. Toru Shimada

  49. Validation with experiments on simplified numerical prediction of hybrid rocket internal ballistics

    Article • January 2012, American Institute of Physics

    Dr. Toru Shimada

  50. On assessment of numerical methods for diffusion-combustion flow with fast chemistry

    Article • January 2012, American Institute of Physics

    Dr. Toru Shimada

  51. Hybrid Rocket Performance Prediction with Coupling Method of CFD and Thermal Conduction Calculation

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN, January 2012, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  52. Solid-Fuel Regression Rate for Standard-Flow Hybrid Rocket Motors

    Article • Journal of Thermal Science and Technology, January 2012, Japan Society of Mechanical Engineers

    Dr. Toru Shimada

  53. Low-Frequency Combustion Instability Induced by the Combustion Time Lag of Liquid Oxidizer in Hybrid Rocket Motors

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN, January 2012, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada, Koki Kitagawa

  54. Multi-Stage Hybrid Rocket Conceptual Design for Micro-Satellites Launch using Genetic Algorithm

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, January 2012, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada, Koki Kitagawa

  55. Polymer Combustion as a Basis for Hybrid Propulsion: A Comprehensive Review and New Numerical Approaches

    Article • Energies, October 2011, MDPI AG

    Dr. Toru Shimada

  56. Validation of Numerical Simulation of Swirling Turbulent Flow for Hybrid Rocket Research

    Article • July 2011, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  57. Correlation of Midweb Anomaly with Microstructure of Composite Propellant Containing High Amount of Aluminum

    Article • July 2011, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  58. Improvement of Regression Rate and Combustion Efficiency of High Density Polyethylene Fuel and Paraffin Fuel of Hybrid Rockets with Multi-Section Swirl Injection Method

    Article • July 2011, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  59. Visualization and Emission Spectra of Flames in Combustion Chamber of Swirling-Oxidizer-Flow-Type Hybrid Rocket Engines

    Article • Journal of Thermal Science and Technology, January 2011, Japan Society of Mechanical Engineers

    Dr. Toru Shimada

  60. Combustion of Aluminum Particles near Burning Surface of Composite Propellant

    Article • JOURNAL OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, January 2011, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  61. Correlation of Midweb Anomaly with Microstructure of Composite Propellant

    Article • August 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  62. Numerical Simulation of Diffusion Combustion in a Turbulent Boundary Layer Considering Reaction Progression

    Article • July 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  63. Regression Modeling of Paraffin-based Hybrid Rocket Fuels for Internal Ballistics Simulation

    Article • July 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  64. Hot Gas Flow Around Burning Aluminum Particles Near Burning Surface of AP Composite Propellant

    Article • July 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  65. Visualization of Flames in Combustion Chamber of Swirling-Oxidizer-Flow-Type Hybrid Rocket Engines

    Article • July 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  66. Experimental Investigation on Microwave Interference in Full-Scale Solid Rocket Exhaust

    Article • Journal of Spacecraft and Rockets, July 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  67. Implicit LES of Compressible Turbulent Flow over a Backward-Facing Step in the Nozzle of Solid Rocket Motor

    Article • January 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  68. Solid propulsion for space applications: An updated roadmap

    Article • Acta Astronautica, January 2010, Elsevier

    Dr. Toru Shimada

  69. Advanced Computer Science on Internal Ballistics of Solid Rocket Motors

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN, January 2010, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  70. Numerical Investigation of Roll Torque Induced by Solid Rocket Motor Internal Flow

    Article • Journal of Propulsion and Power, November 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  71. Head-End Injected Swirling Gas Flow in a Chamber

    Article • August 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  72. Velocity and Temperature Distributions Around Metal Particles in the Reaction Zone of AP Composite Propellant

    Article • August 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  73. Investigation of Microwave Attenuation by Solid Rocket Exhausts

    Article • January 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  74. EXPERIMENTAL STUDY ON MIDWEB ANOMALY OF COMPOSITE PROPELLANT GRAINS

    Article • International Journal of Energetic Materials and Chemical Propulsion, January 2009, Begell House

    Dr. Toru Shimada

  75. COMBUSTION MECHANISM OF TETRA-OL GLYCIDYL AZIDE POLYMER AND ITS APPLICATION TO HYBRID ROCKETS

    Article • International Journal of Energetic Materials and Chemical Propulsion, January 2009, Begell House

    Dr. Toru Shimada

  76. Tetra-ol Glycidyl Azide Polymer Combustion Modeling

    Article • TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES SPACE TECHNOLOGY JAPAN, January 2009, Japan Society for Aeronautical and Space Sciences

    Dr. Toru Shimada

  77. Numerical Investigation of Roll Torque Induced by Solid Rocket Motor Internal Flow

    Article • July 2008, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  78. Experimental Study of an N2O/Ethanol Propulsion System

    Article • July 2007, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada, Dr. Shinichiro Tokudome

  79. Predictions of Nozzle Shape Change Using a Coupled Fluid/Thermochemical Approach

    Article • July 2007, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  80. Flow Inside a Solid Rocket Motor with Relation to Nozzle Inlet Ablation

    Article • AIAA Journal, June 2007, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  81. Stability Analysis of Solid Rocket Motor Combustion by Computational Fluid Dynamics

    Article • May 2007, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  82. X-Ray Visualization Measurement of Slurry Flow in Solid Propellant Casting

    Article • January 2007, American Institute of Physics

    Dr. Toru Shimada

  83. CFD ANALYSES OFLOW FREQUENCYCOMBUSTION INSTABILITYIN SOLID PROPELLANT ROCKET MOTORS

    Article • International Journal of Energetic Materials and Chemical Propulsion, January 2007, Begell House

    Dr. Toru Shimada

  84. MODIFIED BURNING RATE SPECTRUM & COMBUSTION MECHANISM OFTETRA-OLGAP

    Article • International Journal of Energetic Materials and Chemical Propulsion, January 2007, Begell House

    Dr. Toru Shimada

  85. Study on Al/Al2O3 Agglomeration Particle Size Distributions for Solid Propellants

    Article • July 2006, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  86. Evaluation of Ablation and Longitudinal Vortices in Solid Rocket Motor by Computational Fluid Dynamics

    Article • July 2006, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  87. Numerical Analysis of Flow Inside a Solid Rocket Motor with Relation to Nozzle Inlet Ablation

    Article • June 2006, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  88. A210 2方向からのX線撮影によるスラリーの流れの可視化

    Article • Journal of the Visualization Society of Japan, January 2006, The Visualization Society of Japan

    Dr. Toru Shimada

  89. ロケットノズル材料の熱拡散率評価

    Article • Netsu Bussei, January 2003, The Japan Society of Thermophysical Properties

    Dr. Toru Shimada

  90. Computation of HYFLEX aerodynamic heating at HEK shock-tunnel test conditions

    Article • June 1999, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  91. Computational fluid dynamics in the design of M-V launch vehicle

    Article • January 1996, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Toru Shimada

  92. A test of equivalence of the variable‐hard‐sphere and inverse‐power‐law models in the direct‐simulation Monte Carlo method

    Article • Physics of Fluids A Fluid Dynamics, July 1991, American Institute of Physics

    Dr. Toru Shimada