vortex wake

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• Vortex ring — A vortex ring, also called a toroidal vortex, is a region of rotating fluid moving through the same or different fluid where the flow pattern takes on a doughnut shape. The movement of the fluid is about the poloidal or circular axis of the… …   Wikipedia

• wake — Synonyms and related words: affair, afterclap, aftercrop, aftereffect, afterglow, aftergrowth, afterimage, aftermath, afterpart, afterpiece, aftertaste, alertness, all night vigil, annoy, arise, arouse, at home, awake, awaken, backwash, bestir,… …   Moby Thesaurus

• Wake turbulence — make up the primary and most dangerous component of wake turbulence. Wake turbulence is especially hazardous during the landing and take off phases of flight, for three reasons. The first is that during take off and landing, aircraft operate at… …   Wikipedia

• Vortex — A vortex (pl. vortices ) is a spinning, often turbulent, flow of fluid. Any spiral motion with closed streamlines is vortex flow. The motion of the fluid swirling rapidly around a center is called a vortex. The speed and rate of rotation of the… …   Wikipedia

• Vortex dynamics — In 1858 Hermann von Helmholtz published his seminal paper entitled Über Integrale der hydrodynamischen Gleichungen, welche den Wirbelbewegungen entsprechen, in Journal für die reine und angewandte Mathematik , vol. 55, pp.25 55. So important was… …   Wikipedia

• vortex — i. In meteorology, any rotary flow in the atmosphere. ii. As used in aerodynamics, circular patterns of air created by the movement of an airfoil through the air when generating lift. As an airfoil moves through the atmosphere in sustained flight …   Aviation dictionary

• vortex — Synonyms and related words: Charybdis, Maelstrom, ado, agitation, back stream, backflow, backwash, backwater, bother, botheration, brouhaha, burst, bustle, cirrus, coil, commotion, condensation trail, contrail, corkscrew, countercurrent,… …   Moby Thesaurus

• Batchelor vortex — In fluid dynamics, Batchelor vortices, first described by George Batchelor in a 1964 article, have been found useful in analyses of airplane vortex wake hazard problems. The mathematical model for the velocity in the Θ direction in the Batchelor… …   Wikipedia

• Starting vortex — The starting vortex is a vortex which forms in the air adjacent to the trailing edge of an airfoil as it is accelerated from rest in a fluid. [Clancy, L.J., Aerodynamics , Figure 4.7] It leaves the airfoil (which now has an equal but opposite… …   Wikipedia

• Kármán vortex street — A Kármán vortex street is a repeating pattern of swirling vortices caused by the unsteady separation of flow over bluff bodies. They are named after the engineer and fluid dynamicist, Theodore von Kármán [Theodore von Kármán: Aerodynamics]… …   Wikipedia

• Alan Wake — The game s cover features the Alan Wake logo with the protagonist holding a flashlight. Developer(s) Remedy Ent …   Wikipedia