Blade slap encountered in rotary wings and its effect on helicopter performance are reported. The results of various individual flight tests are presented and, where possible, correlated with one another. Observations from the subjective evaluation of blade slap are included, together with a modified form of the blade slap factor (BSF) which can be used as a design criteria.


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    Title :

    Helicopter noise: Blade slap. Part 2: Experimental results


    Contributors:

    Publication date :

    1972-03-01


    Type of media :

    Report


    Type of material :

    No indication


    Language :

    English


    Keywords :