lift/drag ratio

lift/drag ratio
Техника: аэродинамическое качество

Универсальный англо-русский словарь. . 2011.

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  • lift-drag ratio — /lift drag /, Aeron. the ratio of the lift to the drag of an airfoil. [1915 20] * * * …   Universalium

  • lift-drag ratio — /lift drag /, Aeron. the ratio of the lift to the drag of an airfoil. [1915 20] …   Useful english dictionary

  • lift/drag ratio — The ratio of the coefficient of lift to the coefficient of drag of an airfoil at various angles of attack. It is a measure of the airfoil’s efficiency. The angle of attack that gives the best lift by drag ratio is the most efficient angle of… …   Aviation dictionary

  • Lift-to-drag ratio — In aerodynamics, the lift to drag ratio, or L/D ratio ( ell over dee in the US, ell dee in the UK), is the amount of lift generated by a wing or vehicle, divided by the drag it creates by moving through the air. A higher or more favorable L/D… …   Wikipedia

  • lift-to-drag ratio — noun a) The instantaneous ratio of lift to drag of an aerodynamic article such as an a wing, entire aircraft or bird. b) The maximum ratio of lift to drag of an …   Wiktionary

  • Zero-lift drag coefficient — In aerodynamics, the zero lift drag coefficient CD,0 is a dimensionless parameter which relates an aircraft s zero lift drag force to its size, speed, and flying altitude. Mathematically, zero lift drag coefficient is defined as CD,0 = CD − CD,i …   Wikipedia

  • lift wires — Wires installed between the wings of a biplane to support the wings and hold them in alignment against the forces of lift. Lift wires run from the inboard end of the lower wing to the interplane struts on the upper wing. See landing wires.… …   Aviation dictionary

  • Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the …   Wikipedia

  • Glide ratio — Glide ratio, also called, Lift to drag ratio, glide number, or finesse, is an aviation term that refers to the distance an aircraft will move forward for any given amount of lost altitude (the cotangent of the downward angle). Alternatively it is …   Wikipedia

  • Drag (physics) — Shape and flow Form drag Skin friction 0% 100% 10% 90% …   Wikipedia

  • Lift-induced drag — In aerodynamics, lift induced drag, induced drag, vortex drag, or sometimes drag due to lift, is a drag force that occurs whenever a moving object redirects the airflow coming at it. This drag force occurs in airplanes due to wings or a lifting… …   Wikipedia


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