Test conditions included operation at tip-speed ratios from 0.10 to 0.27 and at thrust coefficients from 0.0030 to 0.0060; results obtained with production rotor were compared with those for alternate set of blades having closer rib spacing and smoother and more accurately contoured surface.


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    Title :

    Full-scale investigation of aerodynamic characteristics of typical single-rotor helicopter in forward flight


    Additional title:

    Nat Advisory Committee Aeronautics -- Tech Note


    Contributors:


    Publication date :

    1947


    Size :

    14 pages


    Remarks:

    33 Supp plates


    Type of media :

    Report


    Type of material :

    Print


    Language :

    English


    Keywords :