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rotor blade tip

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 angle — noun : the angle between the chord of a propeller or rotor blade and a plane normal to the axis of rotation, its value varying along the span and decreasing from root to tip because of blade twist * * * blade angle, the acute angle between the… …   Useful english dictionary

  • blade span — The length of a helicopter rotor blade from the tip to its root …   Aviation dictionary

  • tip weight — A weight placed on the tip of a helicopter rotor blade for spanwise balance …   Aviation dictionary

  • blade sweeping — An adjustment of the dynamic chordwise balance in which a tip of one of the blades of a helicopter rotor is moved backward or forward in its plane of rotation by changing the length of its drag brace …   Aviation dictionary

  • rotor disc — The area contained within the tip path plane (i.e., the path described by the blade tips during their rotation) …   Aviation dictionary

  • tip-path plane — The path described by the helicopter blade tips during their rotation. This is at right angles to the axis of the rotation. Normally, the shaft axis and the axis of rotation coincide. However, this may not always be the case since the rotor disc… …   Aviation dictionary

  • Helicopter rotor — This article is about helicopter main rotor systems. For antitorque control, see tail rotor. Helicopter rotor The rotor head of a Sikorsky S 92 A helicopter main rotor or rotor system is a type of fan that is used to generate both the aerodynamic …   Wikipedia

  • retreating-blade stall — The stall of a helicopter rotor disc that occurs starting at the tip of the retreating blade. This happens when the helicopter forward speed is high. The individual angle of attack of the retreating blade becomes larger because the downward blade …   Aviation dictionary

  • CH-53 Sea Stallion — Infobox Aircraft name=CH 53 Sea Stallion caption=A pair of CH 53D Sea Stallions approach a landing zone in Hawaii, 2004. type=Heavy lift cargo helicopter manufacturer=Sikorsky Aircraft designer= first flight=YCH 53: October 14, 1964 introduced=… …   Wikipedia

  • XH-26 Jet Jeep — NOTOC The XH 26 Jet Jeep (known as the XA 8 by its manufacturer) was an experimental helicopter developed in 1951 by the American Helicopter Division of the Fairchild Engine and Airplane Corporation to meet a U.S. Army and USAF request for a… …   Wikipedia

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