@Shay Rhiner , it looks from here like @Rumars did help you. He described a product, did the math, stated the results. There are no products that...
I've been up North for months, almost full time, because that's where the money comes from. But today I've got Serenity out on the water for the...
So we've established that super cavitating torpedoes move Not likely. Those thing generate a huge amount of gas during operation. No reason to...
Because math
It has none. They are unrelated except in that a prop is optimized for one condition and is less efficient the farther it is operating from that...
Air lubrication only works when the individual bubbles are of a size to substantially deform in the shearing forces within a boundary layer. Of...
Hi @Scopic , welcome to the forum. The single most popular thread on thd forum is @oldmulti 's Multihull Structure Thoughts, which is,as I write...
Great observations @Barry . God I love boatyards....
Man, that Swift Swoose must the most suicidally inept design since the sea knife.
It's some fascinating reading.
All the more reason to use twins. Although in practice that hasn't happened. Yet. I'm still careful not to run over anything.
Yeah. I bought Bolger's books back in '91. He was okay, within limitations, but hardly honest. The rigged US Navy sea trials where the last knife...
Most excellent, thank you.
[ATTACH] This one.
No, it's a survey of all the formal analysis done over the last 70 years.
Loading and unloading a boat that size is by zoom-boom, or telehandler, or by forklift that drives on and off. Onsite storage is a given. The NA...
@Tad found a great article in Professional Boatbuilder #180. I can't upload it here: it's too big. August/September 2019
They sure don't tell you much. Could my little Serenity push that?
Like this. I left out a pair of longitudinals at the chines.[ATTACH]
Well, here's a first bash. Structure entirely built from 2*4 boards, because for a carpenter doing residential construction in Canada they are as...