Results 71 to 80 of about 29,759 (245)

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

Microspherules Formed by Lightning Strikes

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Natural microspherules are formed by high‐temperature processes and are present throughout the geologic record to the present day. We report the discovery of large numbers of microspherules recovered from a rock pavement in the Pilbara region, Western Australia.
M. R. Boyd, M. J. Genge, A. G. Tomkins
wiley   +1 more source

Analysis of low-thrust liquid rocket engines with a methane air pump unit

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
The first airplane working on cryogenic fuel was developed in the USSR in early 1980s on the basis of the passenger aircraft Tu-154. It was then modified using a hydrogen engine installed instead of one of the three kerosene engines.
A. I. Ivanov   +2 more
doaj   +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

Investigation of the cooling film distribution in liquid rocket engine [PDF]

open access: yesJournal of Aerospace Technology and Management, 2011
This study presents the results of the investigation of a cooling method widely used in the combustion chambers, which is called cooling film, and it is applied to a liquid rocket engine that uses as propellants liquid oxygen and kerosene.
Luís Antonio Silva
doaj  

Effect of Sintering Parameters on the Densification, Microstructure, and Mechanical Performance of ZrB2–SiC Ceramics

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 2, April 2026.
This graphical abstract illustrates the systematic investigation of Spark Plasma Sintering (SPS) parameters, temperature, pressure, and dwell time, on the densification and mechanical performance of ZrB2–20 vol% SiC composites. It highlights the critical influence of powder processing history (WC vs.
Prakhar Jindal   +5 more
wiley   +1 more source

Diversity of design knowledge for launch vehicle in view of fuels on hybrid rocket engine

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
A single-stage launch vehicle with hybrid rocket engine, which uses solid fuel and liquid oxidizer, has been studied and developed as a next-generation rocket for scientific observation due to the advantages as low cost, safety, re-ignition, and reduced ...
Kazuhisa CHIBA   +4 more
doaj   +1 more source

Investigation of critical burning of fuel droplets [PDF]

open access: yes
Steady and unsteady combustion of liquid fuel droplets under rocket engine conditions was analyzed. Emphasis was placed on combustion at elevated pressures and temperatures.
Chanin, S., Faeth, G. M.
core   +1 more source

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