The complete answer to your question is in the application of ISO 12217-2 , not free of charge unfortunately, here below you have only access to...
I did a tentative VPP for a sailing catamaran, here below. Not very difficult actually, you just have to consider two hulls windward and leeward...
Correction for FreeCad : here is a solution proposed by Yves Pfister that I thanks a lot : FreeCAD + Gene-Hull for 3D Hull Generator...
Thanks for your interest for these Gene-Hull applications, I wanted to offer simple but complete tools for early stage projects, free of charge,...
Pit stop at Hobart is planned for Sodebo for various issues , and Banque Pop is expected to go through the bass strait to avoid the worst of the...
Impressive work indeed, added to your previous ones, you really addressed all the complexity of a sailboat. To also input a sea state is...
Skippers posted some videos, I liked this one of Sodebo , no words, just the boat in high speed foiling mode, that says more that any bla-bla-bla...
That looks like the Alfa rotation I developed within the frame of Gene-Hull application , to adjust a hull beam while keeping similar its other...
….the English version : ARKEA ULTIM CHALLENGE - Brest https://www.arkeaultimchallengebrest.com/en/actualite?page=1
They dreamed it when the Ultim class was created in 2017, they worked hard to make them both full foilers and reliable enough, the 6 Ultims of the...
I am pleased to share with you my new version 3.1 of Gene-Hull Dinghy , a spreadsheet application oriented for an early stage project : this...
You can test my proposed VPP tool for a power catamaran , see the updated version attached to the quote #8 of this thread : SA-VPP power catamaran...
I am preparing a new version of Gene-Hull Dinghy which integrates the bottom line approach and the deadrise lines drawing as introduced in the...
Fascinating construction ! Thanks for these photos.
The Hadron H2 looks to be a very good design, well thought out for its claimed program, in particular (I quote) " Quick and exciting but not...
Interesting to mention the National 12 and its hull shape, because at length 12' with 2 adults on board (and no trapezes), a dinghy weight of 78...
No, I am better in tune with dinghy for average sailors, for easy fun sailing, by « fun » I mean my arguments above for early planing mode with...
My propositions here above are for a sailing dinghy and for speed focused on the Froude range 0,4 to 0,8, what is commonly called semi-planing or...
Your drag formulation is the usual one in one fluid medium, but a boat evolves in a 2 fluids medium with a so called free surface and gravity...
I looked at the PT Skiff of Paul Bieker : from the photos, one can note the lower chines very flat on about 3/4 of the length (except the stem...