8111Re: [bolger] Computing Displacement
- Nov 1, 2000Put the lines of EP into Carlson's hulls program
(http://www.carlsondesign.com), stretch it, and check the displacement.
Richard Spelling, http://www.spellingbusiness.com/boats
From the muddy waters of Oklahoma
----- Original Message -----
Sent: Tuesday, October 31, 2000 11:02 PM
Subject: [bolger] Computing Displacement
> I am new to the group and I have never built a boat. I am finding the
> emails interesting to say the least. I have owned several
> "Tupperware" and metal boats, but I want to build one of my own. I
> want a Punt because of the flat bottom and the squared off ends. I
> like the simplicity of the Elegant Punt, but I need a larger boat.
> Therefore, I am considering the bastardization of a proven design. I
> bought the plans from "Dynamite" Payson for the Elegant Punt and I am
> playing with the idea of widening the beam from 37" to 46" across the
> bottom of the boat and lengthening the overall boat by 48".
> Additionally, I will probably leave the line of the shear, straight,
> instead of putting in the curve from the plans. I am in no way a
> physics or geometry major and it seems like some of you are (or should
> be). However, when I have made these changes to the plans and built
> them into models, the outcome looks like a boat I would like to fish
> out of on the local lakes, here, in Washington state.
> My concern, and or questions are whether or not increasing the width
> by @24% and the length by @52% will net a proportionate increase in
> the capacity of the boat?
> The displacement, according to the plans is 600 pounds. Therefore,
> widening the boat by 24% will increase the capacity to 744 pounds and
> lengthening the boat by 52% will increase the capacity to 1131 pounds?
> Bolger rules!!!
> - no cursing
> - stay on topic
> - use punctuation
> - add your comments at the TOP and SIGN your posts
> - add some content: send "thanks!" and "ditto!" posts off-list.
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