Results 291 to 300 of about 1,379,431 (362)

Wind Tunnel Testing Techniques for a Tandem Tilt-Wing, Distributed Electric Propulsion VTOL Aircraft

AIAA Scitech 2021 Forum, 2020
Urban Air Mobility (UAM) vertical takeoff and landing (VTOL) aircraft designs frequently include multiple distributed propulsors, complex wing-propulsor aerodynamics, significant airframe configuration changes during normal flight operations, and no ...
Ronald C. Busan   +3 more
semanticscholar   +1 more source

WIND TUNNELS

Journal of the American Society for Naval Engineers, 1954
Aerodynamics research; First successful use.
openaire   +2 more sources

WIND TUNNEL

2023
INTRODUCTION Wind tunnels provide controlled air streams to study aerodynamic and fluid flow phenomena. They are frequently used to replicate the actions of an object flying or moving in an air stream, such as airplanes or vehicles. Table 7.1 lists several types of wind tunnels.
openaire   +1 more source

Wind Tunnel Rotor Measurements

2022
Wind tunnels have been used extensively by the wind energy community to measure 2D airfoil performance (the subject of 2d Airfoil Measurements). However, despite their size limitations, wind tunnels have also been used for 3D rotating measurements.
openaire   +3 more sources

Superfluid wind tunnels

Physics World, 1990
William F Vinen, Professor of Physics at Birmingham University, UK, and a pioneer in the study of superfluidity, gave a review talk on the history of superfluidity research at the Cryogenic Engineering Conference at UCLA last July. He concluded by noting that apart from the scholarly interest in superfluidity, the only practical application of helium ...
Russell Donnelly   +2 more
openaire   +1 more source

The UTwente Aeroacoustic Wind Tunnel Upgrade

Advanced Courses, 2018
This paper describes the UTwente Aeroacoustic Wind Tunnel including its recent anechoic chamber renovation and commissioning. This testing facilitywas originally built in the 1970’s as a closed circuit/closed test section aerodynamic wind tunnel and ...
L. Santana, M. Sanders, C. Venner
semanticscholar   +1 more source

Wind Tunnels

The Journal of the Royal Aeronautical Society, 1927
The wind channel and the whirling arm have been devised and perfected over a period of a number of years with a view to providing reliable aerodynamic data for aircraft designers. Of late years the wind channel has been used considerably more than the whirling arm.In the two pieces of apparatus distinct methods are used.
openaire   +1 more source

Transonic Wind Tunnels

2020
As the air flow around an aircraft is not uniform, locally supersonic zones may exist even under subsonic upstream flow condition, this defines the transonic regime, a condition where both subsonic and supersonic regions coexist.
Bruno Chanetz   +5 more
openaire   +1 more source

Hypersonic Wind Tunnels

2020
Hypersonic wind tunnels are intended for studying the aerodynamics of hypersonic aircraft, space launchers, missiles, projectiles and the atmospheric re-entry of space vehicles.
Bruno Chanetz   +5 more
openaire   +1 more source

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