Results 81 to 90 of about 34,916 (185)

Design and Construction of an Experiment for the Investigation of the Effects of Gust on Flapping Wing Micro Air Vehicle Power Consumption [PDF]

open access: yes, 2013
In recent years, the promising nature of flapping wing flight has led researchers to investigate the wing morphology and unsteady wing aerodynamics found in insects to aid in the design of modern micro air vehicles (MAVs).
Hiller, Brett
core   +1 more source

EFFECT OF THE POWER SUPPLY ON STRUCTURE AND PROPERTIES OF Ti-6Al-4V ALLOY PARTS DURING 3D-PRINTING

open access: yesАвіаційно-космічна техніка та технологія, 2018
The composition, structure and mechanical properties of samples obtained from the titanium alloy Ti-6Al-4V, by selective laser melting and electron beam melting processes regarding production of responsible aviation parts were carrying-out at present ...
Алексей Александрович Педаш   +3 more
doaj   +1 more source

Register of specialized sources for information on selected fuels and oxidizers [PDF]

open access: yes
Thirty-eight (38) organizations are listed and described that catalog and file information in their data systems on fuel and oxidizers. The fuels include hydrogen, methane and hydrazine-type fuels; the oxidizers include oxygen, fluorine, flox, nitrogen ...
Ludtke, P. R.
core   +1 more source

DETERMINATION OF BOUNDARY CONDITIONS FOR CALCULATION THERMO STRESSED CONDITION OF PISTON

open access: yesАвіаційно-космічна техніка та технологія, 2019
The paper deals with the study of the influence of the working process parameters of the two-stroke opposed piston engine like D100 (20.7/2×25.4), especially the heat exchange between the working substance and the wall of the combustion chamber (CC ...
Ван Зионг Нгуен   +1 more
doaj   +1 more source

NASA to launch third NATO communications satellite [PDF]

open access: yes
Launching of the third NATO communications satellite is discussed. The Delta launch vehicle is briefly described along with launch operations.

core   +1 more source

Developing Primary Propulsion for the Ares I Crew Launch Vehicle and Ares V Cargo Launch Vehicle [PDF]

open access: yes, 2007
In accordance with the U.S. Vision for Space Exploration, NASA has been tasked to send human beings to the moon, Mars, and beyond. The first stage of NASA's new Ares I crew launch vehicle (Figure 1), which will loft the Orion crew exploration vehicle ...
Burt, Rick   +3 more
core   +1 more source

PREVENTIVE ASSESSMENT OF THE INTEGRATED SIGNIFICANCE OF AIR TRAFFIC CONTROLLERS’ CHARACTERISTIC ERRORS

open access: yesАвіаційно-космічна техніка та технологія, 2019
It is substantiated that the main factor explaining the impact of "front-line" aviation operators on the interaction of ICAO flight safety concept components is their "attitude to dangerous activities or conditions".
Олексій Миколайович Рева   +3 more
doaj   +1 more source

Finite Element Simulation of Solid Rocket Booster Separation Motors During Motor Firing [PDF]

open access: yes, 2007
One of the toughest challenges facing Solid Rocket Booster (SRB) engineers is to ensure that any design changes made to the Shuttle-Derived Booster Separation Motors (BSM) for future space exploration vehicles is able to withstand the increasingly ...
Crane, Debora J., Yu. Weiping
core   +1 more source

Technology for large space systems: A special bibliography with indexes (supplement 04) [PDF]

open access: yes
This bibliography lists 259 reports, articles, and other documents introduced into the NASA scientific and technical information system between July 1, 1980 and December 31, 1980.

core   +1 more source

Reusability Studies for Ares I and Ares V Propulsion [PDF]

open access: yes, 2008
With a mission to continue to support the goals of the International Space Station (ISS) and explore beyond Earth orbit, the United States National Aeronautics and Space Administration (NASA) is in the process of launching an entirely new space ...
Barrett, Greg   +3 more
core   +2 more sources

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