experimental

Hello, First post. I have long been enamored by proas after spending 6 years living in Hawaii. Some truly incredible sailing between the islands. I have dreamt up a lot of ideas for a tacking proa and think that something like a sliding seat international sailing canoe with an ama that nests in...

Hey mate, currently i working on a personal project about effect of chine with seakeeping performance. The boat that i gonna modified was the NPL hull, which are the experiment hull. but in the paper didn't give a LCG data. so how can i calculate the radius gyration of ship when there is no an...

So--I've been stirring up some trouble here recently on a few threads--Boat suspension and Stepped hulls- 50 knots plus. Why?, specifically. Already a few irons in the fire, perhaps. Some may have noticed. Just look for copious and really long posts, going all over the place. What on earth is...

Hello, I’m interested in sailing and have been wondering about hull shapes for sailboats. I’ve found information about the type of hull I’ve been thinking about, examples are the Schulz Reverse Deadrise (SRD) and the Ulstein X-Bow, which both have displacement and planing characteristices. My...

im currently testing out some new ideas about a economical hull design for a powerboat. targetgroup: daytrips to the beach/islands and back again... speed -18-30 knots it needs to be as fuel effiencient as possible. i would like to get some hands on feedback on this hull design before...