Results 81 to 90 of about 10,699 (233)

The alleged contributions of Pedro E. Paulet to liquid-propellant rocketry [PDF]

The first practical working liquid propellant rocket motor was claimed by Pedro E. Paulet, a South American engineer from Peru (1895). He operated a conical motor, 10 centimeters in diameter, using nitrogen peroxide and gasoline as propellants and ...
Ordway, F. I., III
core   +1 more source

Attitude and propellant flow control system and method Patent [PDF]

, 1962
Attitude and propellant flow control system for liquid propellant rocket ...
Escher, W. J. D.
core   +1 more source

The problem of combustion instability in liquid rocket engines

Challenges and Issues of Modern Science
The purpose of this work is to carry out an overview on combustion instability in liquid propellant rocket engines, its classification, the main principles of occurrence as well as ways to prevent the phenomena while designing of the prospective engine.
Samir Vekilov, Volodymyr Lipovskyi, Roman Pustovyi   +2 more
doaj  

A novel heat transfer modeling methodology for regenerative cooling in liquid propellant rocket engines

Case Studies in Thermal Engineering
Liquid propellant rocket engines operate at extremely high temperatures and commonly rely on regenerative cooling to protect chamber walls and maintain structural integrity.
T. Gândara, V. Costa, J. Dias
doaj   +1 more source

Analysis of the Combustion Process in the Engine Zamstic [PDF]

فناوری در مهندسی هوافضا, 2017
In liquid rocket engine design, because of the combustion due to the high temperatures and high rates of heat transfer (1MW/m2 to about 160MW/m2) of hot gases to the chamber walls, the cooling thrustchamber is of utmost importance.
Koros nekofar, Andisheh Tiregar, seyed Amir Hosseini   +2 more
doaj  

Review of Combustion Stability Characteristics of Swirl Coaxial Element Injectors [PDF]

Liquid propellant rocket engine injectors using coaxial elements where the center liquid is swirled have become more common in the United States over the past several decades, although primarily for technology or advanced development programs. Currently,
Casiano, M. J., Hulka, J. R.
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Development of Solid Gas Generating Compositions to Ensure Non Explosiveness of Spent Orbital Stages of Liquid Rocket of Space Launch Vehicles

Eurasian Chemico-Technological Journal, 2017
The choice is discussed of solid gas generating compositions for venting by hot combustion products a fuel tank of the spent orbital stage of a space launch vehicle with a main liquid rocket engine.
V. I. Trushlyakov, K. I. Zharikov, D. B. Lempert   +2 more
doaj   +1 more source

In-situ propellant rocket engines for Mars mission ascent vehicle [PDF]

When comtemplating the human exploration of Mars, many scenarios using various propulsion systems have been considered. One propulsion option among them is a vehicle stage with multiple, pump fed rocket engines capable of operating on propellants ...
Roncace, Elizabeth A.
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Chemistry: Space resources for teachers including suggestions for classroom activities and laboratory experiments [PDF]

, 1971
Curriculum supplement to assist general chemistry teachers in updating instruction materials with aerospace ...
Bowman, W. H., Lawrence, R. M.
core   +1 more source

Passively regulated water electrolysis rocket engine Patent [PDF]

, 1970
Water electrolysis rocket engine with self- regulating stoichiometric fuel mixing ...
Grant, D. J.
core   +1 more source