Mathematical analysis of resonance vibrations caused by unequal impacts of propeller blades; formula for calculating bending frequencies in terms of revolution speed for all propellers of whatever dimensions, with any ratio of hub radius to blade length; numerical examples. Indexed in Engineering Index 1930 p 62 from Luftfahrtforschung May 16 1930.


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    Title :

    Resonance vibrations of aircraft propellers


    Additional title:

    Nat Advisory Committee Aeronautics -- Tech Memo


    Contributors:
    Liebers, F. (author)


    Publication date :

    1932


    Size :

    44 pages


    Remarks:

    5 Supp plates


    Type of media :

    Report


    Type of material :

    Print


    Language :

    English





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    Free access