Results 171 to 180 of about 875 (223)

About feasibility of SpaceX's human exploration Mars mission scenario with Starship. [PDF]

open access: yesSci Rep
Maiwald V   +4 more
europepmc   +1 more source

Hybrid rocket engines: The benefits and prospects

Aerospace Science and Technology, 2007
The review of research avenues for working processes (ignition, combustion, etc.) in hybrid rocket engines (HRE), for thermal protection and power characteristics is stated. Based on conducted design and exploratory studies and design developments, the reasonable fields of application of HRE to launch systems for orbit insertion of payload are ...
N.A. Davydenko   +4 more
exaly   +2 more sources

Numerical investigations of hybrid rocket engines

Acta Astronautica, 2018
Abstract Paper presents the results of numerical studies of hybrid rocket engines operating cycle including unsteady-state transition stage. A mathematical model is developed accounting for the peculiarities of diffusion combustion of fuel in the flow of oxidant, which is composed of oxygen-nitrogen mixture.
V B Betelin, N N Smirnov, V F Nikitin
exaly   +2 more sources

Thrust modulation in hybrid rocket engines

Journal of Propulsion and Power, 1988
An experimental investigation of hybrid rocket engines (HRE) is performed to study the throttling performance within a thrust range of 10:1. In order to improve the throttling properties over the entire thrust range, the method of secondary gas injection (gasification) was used. The injection gases were reactive (O2) and inert (N2). High-pressure tests
exaly   +2 more sources

Hybrid Rocket Engines Design for Materials Characterization [PDF]

open access: yes, 2023
Hybrid Rocket Engines (HREs) have generated positive interest in the scientific community due to their ability to combine the special characteristics pertaining to solid and liquid propulsion I [ 1]. Eligible as promising technology enablers for the future of space industry, HREs are valuable for their safe and controlled design nature, simplified ...
Mangioni G.   +5 more
openaire   +3 more sources

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