2014年10月3日 - A wing's lift is primarily created by the pressure differential between the lower and the upper surfaces of the wing. Air molecules underneath are already under pressure, and those close to the wing-tip escape around the wing and make their way outwards, upwards, and inwards, creating wing-tip vortices. 2015年10月18日 - Wake turbulence is turbulence that forms behind an aircraft as it passes through the air, causing wingtip vortices. Wake vortices are formed any time an air foil is producing lift. All aircraft produce wake turbulence. Lift is generated by the creation of a pressure differential over the wing surface. Wake turbulence affects all airplanes of all sizes and shapes. . and outboard below) meet at the trailing edge of the wing where they also form vortices. . the smaller wingspan needs to generate more lift and the result will be a stronger wake. Wake vortices spread laterally away from the aircraft and . Lift is generated by the creation of a pressure . recover from severe forms of wake turbulence. In this model, the action to the air by the aircraft is simplified to lift and drag in an . of the simulation, the vortex sheet rolls up to form a pair of wake vortices. Wake turbulence. Wake turbulence is a disturbance in the atmosphere that forms behind an aircraft as it passes through the air. Wingtip vortices occur when a wing is generating lift. Wake turbulence is especially hazardous in the region behind an aircraft in the takeoff or landing phases of flight. 2012年8月16日 - for example in the form of a cross-track dither signal. B, we introduce a lifting line representation for the trailing aircraft in the presence of. Why does the starting vortex (responsible for lift) in the wake of the wing form? . It automatically applies discounts when you book plane tickets and hotels. vortices has already been summarized in bibliography form ('A. Summary of Helicopter The vortex wake structure is determined, given the wing lift and drag .