Results 91 to 100 of about 15,244 (236)

Three stage rocket vehicle with parallel staging [PDF]

open access: yes, 1984
A three stage rocket vehicle has a large forward propellant tank and a small aft propellant tank axially aligned. Secured to the rear end of the aft propellant tank is an engine mount structure carrying rocket engines.
Marshall, W. R.
core   +1 more source

Investigation of the existing methods for designing pre-combustion chambers in hybrid rocket engines

open access: yesАвіаційно-космічна техніка та технологія
Hybrid propellant rocket engines (HPRE) have been under development and advancement since the beginning of rocket propulsion research, alongside liquid and solid propellant rocket motors.
Maurício Sá Gontijo
doaj   +1 more source

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

open access: yes
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

Nondestructive testing of brazed rocket engine components [PDF]

open access: yes, 1968
Report details study made of nondestructive radiographic, ultrasonic, thermographic, and leak test methods used to inspect and evaluate the quality of the various brazed joints in liquid-propellant rocket engine components and assemblies. Descriptions of
Adams, C. J.   +2 more
core   +1 more source

Simulation Study on Outflow Characteristics of Cryogenic Propellant during Rocket Ascent

open access: yesZhileng xuebao, 2020
At the rocket launching stage, it is very important to supply sufficient and vapor-free liquid propellant to maintain the functioning of the main engine.
Huang Xiaoning   +4 more
doaj  

The hard start phenomena in hypergolic engines. Volume 1: Bibliography [PDF]

open access: yes
A bibliography of reports pertaining to the hard start phenomenon in attitude control rocket engines on Apollo spacecraft is presented. Some of the subjects discussed are; (1) combustion of hydrazine, (2) one dimensional theory of liquid fuel rocket ...
Miron, Y., Perlee, H. E.
core   +1 more source

Further studies of liquid sloshing in rocket propellant tanks Final report, 25 Mar. 1961 - 31 Dec. 1965 [PDF]

open access: yes
Liquid sloshing and dynamics in rocket propellant tanks annotated bibliography with ...
Abramson, H. N.
core   +1 more source

Fluid thrust control system [PDF]

open access: yes, 1968
A pure fluid thrust control system is described for a pump-fed, regeneratively cooled liquid propellant rocket engine. A proportional fluid amplifier and a bistable fluid amplifier control overshoot in the starting of the engine and take it to a ...
Howell, W. L.   +2 more
core   +1 more source

Ablative response of a silica phenolic to simulated liquid propellant rocket engine operating conditions [PDF]

open access: yes
Ablative response of silica phenolic to simulated liquid propellant rocket engine operating ...
Moyer, C. B.   +3 more
core   +1 more source

Extended temperature range rocket injector [PDF]

open access: yes, 1991
A rocket injector is provided with multiple sets of manifolds for supplying propellants to injector elements. Sensors transmit the temperatures of the propellants to a suitable controller which is operably connnected to valves between these manifolds and
Schneider, Steven J.
core   +1 more source

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