blade lift

См. также в других словарях:

• blade twist — i. The undesirable variation in pitch from root to tip caused by aerodynamic loading. ii. The twist built into a propeller or rotor blade. In the case of a propeller, it is to ensure that the pitch angle at the root is greater than the tip. In… …   Aviation dictionary

• Blade Runner — This article is about the 1982 film. For other uses, see Bladerunner. Blade Runner Original theatrical release poster by John Alvin …   Wikipedia

• blade flapping — The vertical movement of a helicopter rotor blade about a horizontal or flapping hinge, in which the blades tend to rise and descend with respect to the rotor hub as they rotate. Blade flapping tends to minimize asymmetrical lift by increasing… …   Aviation dictionary

• blade — i. A rotating airfoil driven by a helicopter engine to produce vertical lift. Also called a rotor blade. ii. A rotating airfoil driven by an aircraft engine to produce a thrust force approximately in line with the longitudinal axis of the… …   Aviation dictionary

• blade stall — As it refers to rotorcraft, it is the condition of the retreating rotor blade when in forward flight and when operating at an angle of attack greater than the maximum angle of lift. This occurs at high forward speeds and when settling with power …   Aviation dictionary

• Lift —   The force that pulls a wind turbine blade, as opposed to drag.   U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …   Energy terms

• Retreating blade stall — is a hazardous flight condition in helicopters and other rotary wing aircraft, where the rotor blade rotating away from the direction of flight stalls. The stall is due to low relative airspeed and/or excessive angle of attack (or AOA).… …   Wikipedia

• Dissymmetry of lift — in rotorcraft aerodynamics refers to an uneven amount of lift on opposite sides of the rotor disc. It is a phenomenon that affects single rotor helicopters in lateral flight, whether the direction of flight be forwards, sideways or in reverse.… …   Wikipedia

• Asymmetry of lift — is the term used to describe the nature of aerodynamic lift generation by the rotor blades of a helicopter.The phenomenon is best analysed when a helicopter is in the hover condition (i.e., maintaining a fixed altitude above ground level, with no …   Wikipedia

• Versions of Blade Runner — Seven different versions of Blade Runner exist, but the most well known are the International Cut (1982) and the Director s Cut (1992):cite book last=Sammon first=Paul M. year=1996 title=Future Noir: the Making of Blade Runner isbn = 0 06 105314… …   Wikipedia

• rotor blade — noun the long airfoil that rotates to provide the lift that supports a helicopter in the air • Syn: ↑rotary wing • Hypernyms: ↑airfoil, ↑aerofoil, ↑control surface, ↑surface • Part Holonyms: ↑ma …   Useful english dictionary