Calculated aerodynamic performance of typical rotor is examined over range of 100-300 knots and equivalent lift-drag ratios are derived; potential performance of pure and compound helicopters is compared with that of fixed-wing aircraft.
Efficient rotor aerodynamics greatly extend copter potential
Space/Aeronautics
Space/Aeronautics ; 34 , n 5 ; p 122-126
1960
5 pages
Aufsatz (Zeitschrift)
Englisch
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