Results 81 to 90 of about 15,244 (236)

The prediction of the nonlinear behavior of unstable liquid rockets [PDF]

Analytical technique for solving nonlinear combustion problems associated with liquid propellant rocket ...
Powell, E. A., Zinn, B. T.
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Cold solid propellant motor has stop-restart capability [PDF]

, 1966
Solid propellant rocket is kept and fired at low temperatures in launch vehicles or spacecraft. The motor is capable of developing a specific impulse comparable to that of liquid propellant motors, is started, stopped, and restarted, and is stored in ...
Hendel, F. J.
core   +1 more source

ADN – The new oxidizer around the corner for an environmentally friendly smokeless propellant [PDF]

Journal of Aerospace Technology and Management, 2009
The search for a smokeless propellant has encouraged scientists and engineers to look for a chlorine-free oxidizer as a substitute for AP (ammonium perchlorate).
Márcio Y. Nagamachi, José Irineu S. Oliveira, Aparecida M. Kawamoto, Rita de Cássia L. Dutra   +3 more
doaj  

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

Factors Affecting Characteristic Length of the Combustion Chamber of Liquid Propellant Rocket Engines

Mehran University Research Journal of Engineering and Technology, 2019
Optimum characteristic length of the combustion chamber of liquid rocket engine is very important to get higher energy from the liquid propellants. Characteristic length is defined by the time required for complete burning of fuel.
Tajwali Khan, Ihtzaz Qamar
doaj  

Steady state aerothermochemistry for liquid bipropellant rocket motors [PDF]

Model and theoretical equations describing liquid propellant droplet ballistics and combustion gas behavior in bipropellant rocket motors ...
Agosta, V. D., Burstein, S. Z.
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EFFECT OF CONTACT ANGLE AND TANK GEOMETRY ON THE CONFIGURATION OF THE LIQUID-VAPOR INTERFACE DURING WEIGHTLESSNESS [PDF]

Effect of contact angle and space vehicle tank geometry on configuration of rocket propellant liquid-vapor interface during ...
Nussle, R. C., Otto, E. W., Petrash, D. A.   +2 more
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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  

Supercharged topping rocket propellant feed system [PDF]

, 1979
A rocket propellant feed system utilizing a bleed turbopump to supercharge a topping turbopump is presented. The bleed turbopump is of a low pressure type to meet the cavitation requirements imposed by the propellant storage tanks.
Ginsburg, A., Hartmann, M. J., Stewart, W. L.   +2 more
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Bipropellant droplet burning rates and lifetimes in a combustion gas environment [PDF]

Liquid rocket propellant droplet burning rate and lifetimes in combustion ...
Faeth, G. M., Lazar, R. S.
core   +1 more source