Preliminary results from NASA study of corrections required which are of new and greater order of magnitude than those currently in use in case of low speed VTOL-STOL model tests; outline of background theory and sample correction factors, dependent upon degree to which wake is deflected downward; horizontal and vertical interference velocities must be considered.


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    Title :

    Wind-tunnel interference and ground effect for VTOLSTOL aircraft


    Additional title:

    Am Helicopter Soc -- J


    Contributors:


    Publication date :

    1961


    Size :

    9 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :