Results 31 to 40 of about 17,329 (212)

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

Energies, 2011
Hybrid Propulsion is an attractive alternative to conventional liquid and solid rocket motors. This is an active area of research and technological developments.
Vasily Novozhilov, Hui Wang, Jun Liu, Keiichi Ishiko, Toru Shimada, Paul Joseph   +5 more
doaj   +1 more source

Design Methodology and Performance Evaluation of New Generation Sounding Rockets [PDF]

, 2018
Sounding rockets are currently deployed for the purpose of providing experimental data of the upper atmosphere, as well as for microgravity experiments.
Minotti, Angelo, Pallone, Marco, Pontani, Mauro, Teofilatto, Paolo   +3 more
core   +3 more sources

Evaluation of Marine Plastic Combustion Characteristics and Its Application as Solid Fuel for Hybrid Rockets

Aerospace
Growing demand for small satellite launches has increased the need for low-cost and environmentally sustainable propulsion systems. Hybrid rockets have garnered attention as a promising alternative, but most solid fuels are petroleum-derived ...
Moe Ohno, Yoshito Takahashi, Kenichi Takahashi, Toshifumi Sakata   +3 more
doaj   +1 more source

Technology requirements of exploration beyond Neptune by solar sail propulsion [PDF]

, 2010
This paper provides a set of requirements for the technology development of a solar sail propelled Interstellar Heliopause Probe mission. The mission is placed in the context of other outer solar systems missions, ranging from a Kuiper Belt mission ...
Axford W. I., Bilbro J. W., Colasurdo G., Colin McInnes, Dachwald B., Dachwald B., Fiehler D. I., Gareth Hughes, Herbeck L., Herbeck L., Kawaguchi J., Leipold M., Lichodziejewshi D., Lyngvi A., Macdonald M., Malcolm Macdonald, Mann T., Matloff G. L., McEachen M. E., Murphy D. M., Rogan J., Sauer C., Sleight D. W., Sweetser T. H., Vulpetti G., Wertz J. R., West J. L., Williams D. R., Yen C. L., Young R. M., Zurbuchen T. H.   +30 more
core   +1 more source

HYBRID PROPELLANT ROCKET MOTOR [PDF]

International Conference on Aerospace Sciences and Aviation Technology, 1999
The paper deals with hybrid propellant rocket motor as a propulsion unit of prospective rocket weapon systems, as well as a drive unit of some cosmic rocket carriers. There are introduced possible constructional schemes of hybrid propellant rocket motor and is mentioned further on the particular general internal ballistic solution of the solid part of ...
openaire   +1 more source

The Application of Computational Thermo-Fluid-Dynamics to the Simulation of Hybrid Rocket Internal Ballistics with Classical or Liquefying Fuels: A Review

Aerospace, 2019
The computational fluid dynamics of hybrid rocket internal ballistics is becoming a key tool for reducing the engine operation uncertainties and development cost as well as for improving experimental data analysis.
Giuseppe Daniele Di Martino, Carmine Carmicino, Stefano Mungiguerra, Raffaele Savino   +3 more
doaj   +1 more source

A Review of Recent Developments in Hybrid Rocket Propulsion and Its Applications

Aerospace
This paper extensively reviews hybrid rocket propulsion-related activities from combustion engine designs to launch tests. Starting with a brief review of rocket propulsion development history, a comparison among the three bi-propellant rocket propulsion
Shih-Sin Wei, Meng-Che Li, Alfred Lai, Tzu-Hao Chou, Jong-Shinn Wu   +4 more
doaj   +1 more source

Experimental Firing Test Campaign and Nozzle Heat Transfer Reconstruction in a 200 N Hybrid Rocket Engine with Different Paraffin-Based Fuel Grain Lengths

Aerospace, 2023
Firing test campaigns were carried out on a 200 N thrust-class hybrid rocket engine, using gaseous oxygen as an oxidizer and a paraffin-wax-based fuel.
Daniele Cardillo, Francesco Battista, Giuseppe Gallo, Stefano Mungiguerra, Raffaele Savino   +4 more
doaj   +1 more source

Image analysis for velocity profile estimation in A-SOFT hybrid rocket combustor

Journal of Fluid Science and Technology, 2018
Altering-intensity Swirling-Oxidizer-Flow-Type (A-SOFT) hybrid rocket engine (HRE) was proposed as a technique to solve problems of current hybrid rockets.
Nobuhiro KIMURA, Kei OBATA, Koki KITAGAWA, Toru SHIMADA   +3 more
doaj   +1 more source

Experimental Investigation of a Swirling-Oxidizer-Flow-Type Hybrid Rocket Engine Using Low-Melting-Point Thermoplastic Fuel and Oxygen

Aerospace, 2023
Hybrid rockets are safe and inexpensive; however, boundary-layer combustion poses a problem in achieving a fuel regression rate equivalent to that of solid propellants.
Tsuyoshi Oishi, Mitsuru Tamari, Takashi Sakurai   +2 more
doaj   +1 more source