Results 81 to 90 of about 10,740 (231)

Energetic Compositions Application for the Reduction of the Environmental Pollution Because of Space Vehicle Launches

Eurasian Chemico-Technological Journal, 2017
Technogeneous impact of rocket and space activities on the environment is one of the most actual problems of practical cosmonautics. This technogeneous impact is not only the pollution of near Earth space with space debris (worked-off stages of space ...
V. Trushlyakov, D. Lempert, Yuan- jie Shu   +2 more
doaj   +1 more source

Space, the new frontier [PDF]

, 1964
Space program - high thrust boosters with greater payload capabilities, superior guidance and control, and astronaut ...
Dean, J., Gardner, G., Luchton, B., Seigel, V., Umsted, E.   +4 more
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  

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  

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

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

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

Method for continuous variation of propellant flow and thrust in propulsive devices Patent [PDF]

, 1962
Continuous variation of propellant flow and thrust by application of liquid foam flow theory to injection ...
Morrell, G.
core   +1 more source

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.
core   +1 more source