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Synthesis, Structure, Properties, and Applications of Fluorinated Polyurethane. [PDF]

open access: yesPolymers (Basel)
Li D   +7 more
europepmc   +1 more source

Fundamental Concepts of Liquid-Propellant Rocket Engines [PDF]

open access: green, 2020
The engine of a rocket vehicle is a machine which produces thrust by accelerating a gas flowing through the machine. The reaction to this acceleration is the force which drives the vehicle. The amount of thrust generated depends on the mass flow rate of the gas moving through the engine and on the exit velocity of the gas from the nozzle. The gas flow,
Alessandro de Iaco Veris
openaire   +3 more sources
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Liquid Propellant Rocket Motors

The Journal of the Royal Aeronautical Society, 1953
It has been said that a rocket motor is the simplest “ prime mover.” This is correct in theory, since fundamentally a rocket consists of a chamber containing a gas under pressure, having a nozzle at one end through which the gas expands, forming a propulsive jet. Since the pressure ratio of the rocket is always greater than the critical pressure ratio,
D. L. Lofts   +2 more
openaire   +2 more sources

Electric Feed Systems for Liquid-Propellant Rockets

Journal of Propulsion and Power, 2013
Liquid-propellant rocket feed systems based on electric pumps are compared with the more classical pressure–gas and turbopump systems. The design parameters entering in the definition of the system mass are highlighted, and a careful choice of the figures of merit is performed, in particular for the electric motors and batteries.
P. A. Pavlov Rachov   +2 more
openaire   +3 more sources

Flowfield characteristics in a liquid propellant rocket

29th Joint Propulsion Conference and Exhibit, 1993
Measurements of LOX drop size and velocity in a uni-element liquid propellant rocket chamber are presented. The use of the Phase Doppler Particle Analyzer in obtaining temporally averaged probability density functions of drop size in a harsh rocket environment has been demonstrated.
M. D. Moser   +4 more
openaire   +2 more sources

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