boundary-layer fence

См. также в других словарях:

• boundary-layer fence — A device to prevent, or at least delay, the boundary layer separation. Shallow fences are fixed axially across the wing to reduce or check spanwise drift of the boundary layer and its consequent thickening and tendency for separation …   Aviation dictionary

• boundary — n. (pl. ies) 1 a line marking the limits of an area, territory, etc. (the fence is the boundary; boundary between liberty and licence). 2 Cricket a hit crossing the limits of the field, scoring 4 or 6 runs. Phrases and idioms: boundary layer the… …   Useful english dictionary

• Wing fence — Wing fences, also known as boundary layer fences and potential fences are fixed aerodynamic devices attached to aircraft wings. Not to be confused with wingtip fences, wing fences are flat metal plates fixed to the upper surfaces (and often… …   Wikipedia

• Grenzschichtzaun — Tragflügel einer Su 22M 4 mit zwei Grenzschichtzäunen Ein Grenzschichtzaun (engl. wing fence oder boundary layer fence) ist ein aerodynamisches Hilfsmittel, um das Strömungsabreißverhalten an einem Flugzeugflügel zu verbessern. Der… …   Deutsch Wikipedia

• sawtooth — A wing design in which there is a break in the outline of the leading edge of a high speed aircraft, resembling a sawtooth or a saw cut, normally just outside a boundary layer fence, to prevent spanwise cross flow over the wing. Also called… …   Aviation dictionary

• Stall (flight) — For other uses, see stall. In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases. This occurs when the critical angle of attack of the foil is exceeded. The critical angle of attack is… …   Wikipedia

• Diverterless supersonic inlet — Testing of the F 35 Diverterless Supersonic Inlet on an F 16 testbed. The original intake is shown in the top image. A diverterless supersonic inlet (DSI) is a type of jet engine air intake used by some modern combat aircraft to control air flow… …   Wikipedia

• McDonnell Douglas F-4 Phantom II — F 4 redirects here. For other uses, see F4 (disambiguation). F 4 Phantom II An F 4B Phantom II of Marine fighter attack squadron VMFA 314, the Black …   Wikipedia

• Wingtip device — Infobox Aviation name = Wingtip devices caption = The winglet and red navigation light on the port (left) wing of a South African Airways Boeing 747 400Wingtip devices are usually intended to improve the efficiency of fixed wing aircraft.… …   Wikipedia

• Wind — For other uses, see Wind (disambiguation). Wind, from the …   Wikipedia

• F-4 Phantom II — Infobox Aircraft name=F 4 Phantom II type=Fighter bomber national origin = United States manufacturer= McDonnell Aircraft/ McDonnell Douglas caption=F 4E from 347th TFW dropping convert|500|lb|abbr=on Mark 82 bombs designer= first flight=27 May… …   Wikipedia