Steading sail design

Discussion in 'Powerboats' started by Chuck Losness, Jan 16, 2011.

  1. Chuck Losness
    Joined: Apr 2008
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    Location: Central CA

    Chuck Losness Senior Member

    Are there any guidelines for the sizing of a steading sail for a displacement powerboat. I'm looking at the 35' to 40' size range. But I would like information that could be applied to smaller and larger boats also.
     
  2. gonzo
    Joined: Aug 2002
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    gonzo Senior Member

    The design of the hull will determine size and shape.
     
  3. Tad
    Joined: Mar 2002
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    Location: Flattop Islands

    Tad Boat Designer

    There are no rules......

    But as gonzo says different sail areas/configurations will work better or worse on different boats, and in different wind strengths/directions......

    For instance this rig and sail looks scary weak and probably pointless on this wide, high initial stability, snap rolling boat......a barrel of water up the mast would do more to calm her down.....

    TY-sail.gif
     
  4. Tad
    Joined: Mar 2002
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    Location: Flattop Islands

    Tad Boat Designer

    Whereas this one appears uselessly small in all but the highest winds......no doubt it will help keep her nose into the wind but she'll have to come around quite a ways (wind angle) before it starts to work.......

    Manana with sail up 5.JPG
     

  5. Chuck Losness
    Joined: Apr 2008
    Posts: 350
    Likes: 48, Points: 28, Legacy Rep: 135
    Location: Central CA

    Chuck Losness Senior Member

    Thanks for the info.
     
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