1. 

   Joined: Jan 2006
   Posts: 65
   Likes: 1, Points: 0, Legacy Rep: 10
   Location: near Seattle

   OldYachtie Junior Member

   These links remind me of http://www.camanomarine.com/keelform1.htm - the idea of putting a lot of displacement into a keel in order to lessen resistance at semi-displacement speeds is not a new one.

    

   OldYachtie, Mar 11, 2007

   #46
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3. 

   Joined: Jun 2001
   Posts: 1,520
   Likes: 68, Points: 58, Legacy Rep: 699
   Location: South Deerfield, MA, USA

   Stephen Ditmore Senior Member

   Group project proposed at
   Electric Launch Design optimized for semi-displacement speeds https://www.boatdesign.net/threads/electric-launch-design-optimized-for-semi-displacement-speeds.68648/

    

   Stephen Ditmore, Jan 1, 2024

   #47

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