Results 91 to 100 of about 67,829 (315)

Combustion Visualization and Liquid Jet in Crossflow Analysis of H2O2/Kerosene Bipropellant Thruster

open access: yesAerospace
In the H2O2/Kerosene bipropellant thruster, a liquid fuel jet is transversely injected into a crossflow of hot oxygen and water vapor, catalytically decomposed from a liquid oxidizer.
Suk Min Choi   +3 more
doaj   +1 more source

Conceptual design of single-stage launch vehicle with hybrid rocket engine using design informatics

open access: yesNihon Kikai Gakkai ronbunshu, 2014
A single-stage launch vehicle with hybrid rocket engine has been conceptually designed by using design informatics, which has three points of view, i.e., problem definition, optimization, and data mining.
Kazuhisa CHIBA   +4 more
doaj   +1 more source

Fiber-reinforced ceramic composites for Earth-to-orbit rocket engine turbines [PDF]

open access: yes
Fiber reinforced ceramic matrix composites (FRCMC) are emerging materials systems that offer potential for use in liquid rocket engines. Advantages of these materials in rocket engine turbomachinery include performance gain due to higher turbine inlet ...
Brockmeyer, Jerry W.   +1 more
core   +1 more source

Cryogenic gel flow viscometer [PDF]

open access: yes, 1972
Coiled section of tubing measures viscous properties of gelled cryogenic propellants under conditions closely resembling flow in rocket engine systems. Characteristic flow curve provides data necessary for the design of prototype hardware systems using ...
Globus, R. H., Vanderwall, E. M.
core   +1 more source

Trade-off analysis of a new liquid rocket engine

open access: yes, 2019
When high specific impulse and storability are mission requirements, toxic bi-propellant storable couples are very often used. Typically hydrazine or one of its derivatives are used as fuels and nitrogen tetroxide as oxidizer. Maturity of bi-propellant non-toxic alternatives is still low, even though some monopropellant solutions are coming to the ...
Maggi, F.   +5 more
openaire   +3 more sources

Demonstrated survivability of a high temperature optical fiber cable on a 1500 pound thrust rocket chamber [PDF]

open access: yes
A demonstration of the ability of an existing optical fiber cable to survive the harsh environment of a rocket engine was performed at the NASA Lewis Research Center.
Sovie, Amy L.
core   +1 more source

Design criteria monograph for high-load high-speed rolling-contact bearings [PDF]

open access: yes, 1972
Monograph was published which summarizes and systematically orders large body of successful techniques and practices developed for design of liquid rocket engine turbopump bearings.

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

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