Results 111 to 120 of about 23,098 (247)

Radiation effect on rocket engine performance [PDF]

open access: yes
The effects of radiation on the performance of modern rocket propulsion systems operating at high pressure and temperature were recognized as a key issue in the design and operation of various liquid rocket engines of the current and future generations ...
Chiu, Huei-Huang
core   +1 more source

Dual-fuel, dual-mode rocket engine [PDF]

open access: yes, 1989
The invention relates to a dual fuel, dual mode rocket engine designed to improve the performance of earth-to-orbit vehicles. For any vehicle that operates from the earth's surface to earth orbit, it is advantageous to use two different fuels during its ...
Martin, James A.
core   +1 more source

Optimization of cooling channels of liquid rocket engines using a differential heat transfer model

open access: yesАвіаційно-космічна техніка та технологія
The subject matter of this study is the thermophysical processes occurring in the cooling channels of liquid-propellant rocket engines. The goal of this research is to create an algorithm for optimizing cooling channels.
Volodymyr Sliusariev
doaj   +1 more source

Liquid Rocket Engine Testing Overview [PDF]

open access: yes
Contents include the following: Objectives and motivation for testing. Technology, Research and Development Test and Evaluation (RDT&E), evolutionary. Representative Liquid Rocket Engine (LRE) test compaigns.
Rahman, Shamim
core   +1 more source

From Earth to Orbit: An assessment of transportation options [PDF]

open access: yes
The report assesses the requirements, benefits, technological feasibility, and roles of Earth-to-Orbit transportation systems and options that could be developed in support of future national space programs.
Blond, Edmund   +9 more
core   +1 more source

Boundary layer integral matrix procedure: Verification of models [PDF]

open access: yes
The three turbulent models currently available in the JANNAF version of the Aerotherm Boundary Layer Integral Matrix Procedure (BLIMP-J) code were studied.
Bonnett, W. S., Evans, R. M.
core   +1 more source

Noncircular Orifice Holes and Advanced Fabrication Techniques for Liquid Rocket Injectors (Phases 1, 2, 3, and 4) [PDF]

open access: yes
A comprehensive summary of the results of a cold-flow and hot-fire experimental study of the mixing and atomization characteristics of injector elements incorporating noncircular orifices is presented.
Mchale, R. M., Nurick, W. H.
core   +1 more source

Research in rocket and jet propulsion [PDF]

open access: yes, 1950
When considering the problems of basic research in rocket and jet propulsion, it is profitable to keep in mind the salient features of rocket- and jet-propulsion engineering.
Tsien, Hsue-Shen
core  

X-15, Research at the Edge of Space [PDF]

open access: yes, 1963
X-15 project - history, aircraft design, operational systems, & flight ...

core   +1 more source

Performance prediction method of multi-stage steam ejector system in high-altitude simulation test

open access: yesAIP Advances
The Multi-Stage Steam Ejector System (MSSES) is essential for High-Altitude Simulation Tests (HASTs) of liquid rocket engines using active ejection. Rapid performance prediction is crucial due to the system’s high energy consumption.
Lide Chao   +4 more
doaj   +1 more source

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