drag of a hydrofoil

Discussion in 'Propulsion' started by jejojoy, Sep 8, 2006.

  1. jejojoy
    Joined: Jun 2006
    Posts: 20
    Likes: 0, Points: 0, Legacy Rep: 9
    Location: india

    jejojoy Junior Member

    sir
    i am a final year student of naval architecture doin my project on hydrofoils.now i am doin resistance calculations.how can i calculate the spray resistance of the struts.and shud i calculate wave drag for struts or for foils only.is it better 2 use gt or diesel engine?:confused:
     
    jejojoy, Sep 8, 2006
    #1
  2. marshmat
    Joined: Apr 2005
    Posts: 4,127
    Likes: 149, Points: 63, Legacy Rep: 2043
    Location: Ontario

    marshmat Senior Member

    If you're trying to figure powering and speed, you need to account for all possible sources of resistance. Hydrofoils are not an easy class of boats to design. Dig out your fluid mechanics textbook; most have at least some coverage of drag on foils.
     
    marshmat, Sep 9, 2006
    #2
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