Kayak and Canoe Design Bulletin Board

Re: Scaling the Size the the Guillemot

Posted By: Nick Schade
Date: Monday, 23 August 1999, at 9:09 a.m.

In Response To: Scaling the Size the the Guillemot (David Bryson)

A simple scaling like you suggest should work fine.

> I am thinking ahead to a new winter project -- building a guillemot.
> However, I am a bigger guy (6'0" - 213#)and thus was thinking about
> scaling the boat up and want to make sure I am thinking about this in the
> right way.

> I decided to keep all the proportions the same and scale the entire boat
> up to account for more wieght.

> By my calculations the displacement of the guillemot would go from 215 lbs
> (at the waterline) to 250lbs if I scaled the entire thing by about 5%.

> New dementions would be 17.9'x21.8"x3.7"(below the waterline).

> I used the same prismatic coefficient for the scaled up version to
> calculate the displacement.

> Any thoughts?????? Am I way off base here? Is there an easier solution?
> Open to any suggestions.

> By the way I did read the last chapter of your book Nick and thus believe
> that this is the right solution.

Messages In This Thread

Scaling the Size the the Guillemot
David Bryson -- Sunday, 22 August 1999, at 4:38 p.m.

Re: Scaling the Size the the Guillemot
Nick Schade -- Monday, 23 August 1999, at 9:09 a.m.

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