Drag made by tunnels ?

Discussion in 'Hydrodynamics and Aerodynamics' started by longcours62, Nov 23, 2014.

  1. longcours62
    Joined: Jul 2011
    Posts: 92
    Likes: 5, Points: 0, Legacy Rep: 47
    Location: France

    longcours62 Junior Member

    Any idea in % the augmentation of drag engendered by tunnel for propeller ?

    Sorry for my English this morning I have more problems (yes it is possible !!) to built e sentence :(
     
    longcours62, Nov 23, 2014
    #1
  2. longcours62
    Joined: Jul 2011
    Posts: 92
    Likes: 5, Points: 0, Legacy Rep: 47
    Location: France

    longcours62 Junior Member

    For the "next one"

    I am thinking pass from the drawing of our actual boat
    (witch one you can see

    to the drawing below named Hoa2.VN.dwg

    Thanks
     

    Attached Files:

    Last edited: Nov 23, 2014
    longcours62, Nov 23, 2014
    #2
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