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1
Motion Coordination for
VTOL Unmanned Aerial Vehicles: ...
VTOL UAVs are suitable for a broad range of applications requiring stationary
flights and constitute an important class of thrust propelled UAVs. These vehicles
are generally under-actuated. It is clear that one of the most important
components ...
Abdelkader Abdessameud, Abdelhamid Tayebi,
2013
2
An investigation of the effect of downwash from a
VTOL ...
Furthermore, for a given gross weight the thickness of this is out-ward flowing sheet of air is less for a small-diameter propeller (higher disk loading propeller).
Thomas C. O'Bryan, Langley Research Center, United States. National Aeronautics and Space Administration,
1961
3
A flight evaluation of a
VTOL jet transport under visual and ...
A flight investigation was performed with the Dornier DO-31 VTOL to evaluate the performance, handling qualities, and operating characteristics that are considered to be important in the operation of a commercial VTOL transport in the ...
4
Wind-tunnel investigation of a
VTOL jet- transport model ...
Four ejectors mounted in each pod under each wing and powered with compressed air were used to simulate vertical-lift, fan-type jet engines.
Raymond D. Vogler, Langley Research Center, United States. National Aeronautics and Space Administration,
1970
5
The Heinkel AG
VTOL "Wespe":
David Myhra PhD. Not oer},r much is known about the Foclte-Wull" Fw “Flat Riser,
" an airfoil design of the late IQBUs and early I 949s. The few avai lablc drawings
show that it contains abifircl liquid rocket engine geared to drive two. two ...
6
Vertical Take-off and Landing (
VTOL) Aircraft with Inherent ...
It is obvious from these figures that the turbojet engine with ejector effect is
preferred for improved performance. Figure 12 is a photograph of a one-twelfth-
scale experimental dynamic model of the 1800-lb. gross weight rotorless VTOL
aircraft ...
7
A reaction attitude control system for jet
VTOL research ...
Rapid air switching and low torque nozzle for dual reaction attitude control for jet VTOL aircraft.
Frank A. Pauli, Tom G. Sharpe, James R. Rogers,
1970
8
Simulation study of the lift-roll coupling problem for ...
The effects of lift-roll coupling on the handling qualities of hovering VTOL aircraft using differential thrust for roll control were assessed in a piloted simulation study in the Ames six-degrees-of-freedom motion simulator.
Robert A. Jacobsen, Richard K. Greif,
1972
9
Simultaneous usage of attitude control for
VTOL maneuvering ...
In-flight simulation to evaluate simultaneous use of attitude control for jet VTOL maneuvering.
Frank R. Niessen, United States. National Aeronautics and Space Administration, Langley Research Center,
1969
10
Robust Autonomous Guidance: An Internal Model Approach
VTOL. LANDING: DESIGN. OF. THE. INTERNAL. MODEL. 3.1. Introduction. A
problem of major importance in autonomous flight is the design of autopilots for
landing in uncertain conditions. In general, uncertainties may affect the
mechanical ...
Alberto Isidori, Lorenzo Marconi, Andrea Serrani,
2003
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «VTOL»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
VTOL w wiadomościach.
Startup Gets A Head Start In Electric VTOL
A vertical-takeoff-and-landing (VTOL) unmanned aircraft with rotors that stop and fold to become wingtip extensions, improving cruise efficiency, is entering ... «Aviation Week, Lip 15»
PLA VTOL fighter could turn reefs into 'unsinkable carriers'
China is planning to continue developing its short-range vertical take-off and landing (VTOL) fighter, according to Russian state-owned news agency Sputnik ... «WantChinaTimes, Cze 15»
NASA's 10-Engine Electric Plane Takes Off and Lands Like a …
Vertical take-off and landing aircraft, or VTOL, are not a new idea, but this particular configuration sure is. The GL-10 has four engines on each wing and one on ... «NBCNews.com, Maj 15»
J-31 stealth fighter doesn't need VTOL capability: expert
Kashin had encouraged China to redesign its J-31 with VTOL capability to operate the fighter from the PLA Navy's new amphibious assault ships in an article ... «WantChinaTimes, Kwi 15»
China's J-31 stealth fighter may have VTOL capability: expert
In building up its military might in the South China Sea, China is likely to re-design its second fifth-generation stealth fighter, the J-31, with vertical takeoff and ... «WantChinaTimes, Kwi 15»
SkyProwler VTOL transformo-drone set to darken skies
Joe Public's appetite for new UAV tech must surely have a limit, but that's still some way off if the case of the SkyProwler "Multi-Mission VTOL Transformer Drone" ... «The Register, Lut 15»
Arcturus UAV Upgrades the JUMP™15 VTOL UAV
4, 2014 /PRNewswire/ -- Today Arcturus UAV announced major upgrades to their JUMP™15 Fixed Wing VTOL UAV. The JUMP 15 has been fitted with a ... «PR Newswire, Gru 14»
NASA's electric vertical-takeoff airplane takes first flight, aims to …
While it's not particularly hard to create an aircraft capable of VTOL, it has so far proven to be very tough to create an aircraft that can also efficiently cruise ... «ExtremeTech, Sie 14»
Arcturus gets the Jump on vertical takeoff and landing for fixed wing …
Vertical Takeoff and Landing (VTOL) systems seem like an obvious alternative, but the extra weight of these systems can limit the advantages they offer. Arcturus ... «Gizmag, Kwi 14»
VTOL Truck-Helicopter Hybrid Lifts off for the First Time [w/Video]
In its quest for ever more advanced means to wage war, the Pentagon commissioned a truck with vertical takeoff and landing (or VTOL) capabilities to be built. «Carscoops, Kwi 14»