Semi-planing boats

Discussion in 'Boat Design' started by HJS, Jan 22, 2021.

  1. Mr Efficiency
    Joined: Oct 2010
    Posts: 9,468
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    Location: Australia

    Mr Efficiency Senior Member

    I'm a bit surprised there is only 1 knot between light and full load. Hopefully he can squeeze a little bit more top speed than that, but still looking good to cruise at 15 knots going on the graph, things start heading skywards after that. That is a pretty good cruise speed.
     

  2. HJS
    Joined: Nov 2008
    Posts: 356
    Likes: 55, Points: 28, Legacy Rep: 288
    Location: 59 45 51 N 019 02 15 E

    HJS Member

    On request:
    The proportions below can be a guide to creating an efficient double chine semiplaning boat.
    [​IMG]
    Relationer.jpg
     
    Last edited: Feb 18, 2021
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