For obvious reasons of whats in the news right now my mind has been wandering on this topic... There's always two strategies to survive through...
My general understanding is that one prop is always the most efficient way to propel a boat (or they wouldnt try to design single screws on...
Pretty self explanatory... just like people who have done various homebrew prop drives of their own design and such, i'm wondering if something...
I remember being fascinated with this design ever since I first saw it http://www.rqriley.com/hr.html which apparently can reach 40mph with just...
How well does it work? Is it required to run two engines (especially on wide catamarans) at all times or is it possible to run just one of them?...
Could someone share some rules of thumb for what 'the zone' is for different types of propulsion and it's efficiency at different speeds? Like...
For airplanes there is a game-ish simulation program called X-plane which actually does a Blade Element Analysis simulation of all the airfoils on...
Are there reasons why the use of spaceframes for a boat would be a good or bad idea? Assuming you had a mostly open deck and didn't mind having...
Is there ever a situation where a 3 hulled multihull (technically a trimaran but all 3 hulls the same instead of the center being weight bearing...
Has anyone ever seen, or be capable of commenting on an idea I have swirling in my head... about a catamaran (2 hull) that might at times become...