boundary-layer air

воздух в пограничном слое

Англо-русский словарь по гражданской авиации. — М.: Скорпион-Россия. . 1996.

Смотреть что такое "boundary-layer air" в других словарях:

  • Boundary layer suction — is technique in which an air pump is used to extract the boundary layer at the wing or the inlet of an aircraft. Improving the air flow can reduce drag. Improvements in fuel efficiency have been estimated as high as 30%. The boundary layerThe air …   Wikipedia

  • Boundary layer — For the anatomical structure, see Boundary layer of uterus. Boundary layer visualization, showing transition from laminar to turbulent condition In physics and fluid mechanics, a boundary layer is that layer of fluid in the immediate vicinity of… …   Wikipedia

  • Boundary-layer thickness — This page describes some parameters used to measure the properties of boundary layers. Consider a stationary body with a turbulent flow moving around it, like the semi infinite flat plate with air flowing over the top of the plate. At the solid… …   Wikipedia

  • Boundary layer control — In aeronautical engineering, boundary layer control (BLC) refers to a number of methods of controlling the boundary layer of air on the main wing of an aircraft. In doing so, parasitic drag can be greatly reduced and performance likewise… …   Wikipedia

  • boundary-layer control — Methods used to control the boundary layer by sucking air through slots, making a series of small holes or porous surfaces, by blowing, or by using discrete jets. These methods can be employed to decrease drag or to increase lift on the whole or… …   Aviation dictionary

  • boundary layer — noun a layer of stationary fluid (such as water or air) surrounding an immersed moving object …   English new terms dictionary

  • Planetary boundary layer — Depiction of where the planetary boundary layer lies on a sunny day The planetary boundary layer (PBL), also known as the atmospheric boundary layer (ABL), is the lowest part of the atmosphere and its behavior is directly influenced by its… …   Wikipedia

  • blown-boundary-layer control — A system in which the blown boundary layer uses high velocity air blown through ducts or jets to energize the boundary layer on the upper surface of the wing at low speeds, especially during approach and landing to keep the boundary layer from… …   Aviation dictionary

  • surface boundary layer — Meteorol. the thin layer of air adjacent to the earth s surface, usually considered to be less than 300 ft. (91 m) high. Also called surface layer, atmospheric boundary layer, friction layer, ground layer. * * * …   Universalium

  • surface boundary layer — Meteorol. the thin layer of air adjacent to the earth s surface, usually considered to be less than 300 ft. (91 m) high. Also called surface layer, atmospheric boundary layer, friction layer, ground layer …   Useful english dictionary

  • Air safety — is a term encompassing the theory, investigation and categorization of flight failures, and the prevention of such failures through regulation, education and training. It can also be applied in the context of campaigns that inform the public as… …   Wikipedia

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