- ROTOR DISC AREA
- مساحة قرص الدوامة
English-Arabic military dictionary. 2015.
ROTOR DISC AREA
Look at other dictionaries:
disc area — The total area of the circle swept by the main rotor of a helicopter as it rotates … Aviation dictionary
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disc loading — The ratio of the all up weight of a helicopter to the maximum horsepower. It is denoted by pounds per horsepower (lb/hp). It is also the ratio of the gross weight of a helicopter to the total area of its rotor disc. See also blade loading … Aviation dictionary
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vortex ring state — The operating state of a helicopter main rotor in which the axial flow through the rotor is opposite to the axial flow outside the rotor disc area and to the rotor thrust. It is an unstable condition of powered flight in which the helicopter… … Aviation dictionary
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