Results 121 to 130 of about 82,587 (286)

A modified method of integral relations approach to the blunt-body equilibrium air flow field, including comparisons with inverse solutions [PDF]

open access: yes
Numerical calculation of inviscid adiabatic flow field around blunt bodies at hypersonic ...
Garrett, L. B.   +2 more
core   +1 more source

A Survey of Hypersonic-Ramjet Concepts [PDF]

open access: yes, 1959
A brief discussion is presented of the major problem areas involved in the development of a hypersonic ramjet engine. Keeping the structural temperature to an acceptably low level is the severest problem expected.
Weber, R. J.
core   +1 more source

RBFNN-Based Anti-Input Saturation Control for Hypersonic Vehicles

open access: yesAerospace
In hypersonic flight control, characterized by challenges posed by input saturation, model parameter uncertainties, and external disturbances, this paper introduces a pioneering anti-input saturation control method based on RBFNN adaptivity.
Bangchu Zhang   +4 more
doaj   +1 more source

Free-flight measurements of stagnation-point convective heat transfer at velocities to 41,000 ft/sec [PDF]

open access: yes
Free flight measurements of stagnation point convective heat transfer in air at hypersonic ...
Compton, D. L., Cooper, D. M.
core   +1 more source

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

NUMERICAL MODELING AND DYNAMIC SIMULATIONS OF NONLINEAR AEROTHERMOELASTIC OF A DOUBLE-WEDGE LIFTING SURFACE [PDF]

open access: yesJournal of Engineering Science and Technology, 2008
The design of the re-entry space vehicles and high-speed aircrafts requires special attention to the nonlinear thermoelastic and aerodynamic instabilities of their structural components.
ARIF A. EBRAHEEM AL-QASSAR
doaj  

Modeling and control of hypersonic vehicle dynamic under centroid shift

open access: yesAdvances in Mechanical Engineering, 2018
Due to the huge flight scale and the fast speed of hypersonic vehicle, the system must be of strong nonlinearity, coupling, and fast time variability, which give rise to the huge challenge for the design of controller.
Yizhen Meng, Bin Jiang, Ruiyun Qi
doaj   +1 more source

Magnetic Space Launcher [PDF]

open access: yesarXiv, 2009
A method and facilities for delivering payload and people into outer space are presented. This method uses, in general, engines located on a planetary surface. The installation consists of a space apparatus, power drive stations, which include a flywheel accumulator (for storage) of energy, a variable reducer, a powerful homopolar electric generator ...
arxiv  

Structural concepts and experimental considerations for a versatile high-speed research airplane [PDF]

open access: yes
Future aircraft may be hydrogen fueled and fly at hypersonic speeds. The resulting environments will require new structural concepts to satisfy performance goals.
Jackson, L. R.   +2 more
core   +1 more source

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