I am looking to build flattened V-shaped dagger-board lifting hydrofoils similar in design to the Nacra 17 Olympic foils for a Supercat 20 tall...
Hello, I am currently desiging a conversion of a motor boat (crescent 425) to a foiling one. I have read Ray Vellinga's book and a bit on this...
Looking for some of you more seasoned hydrofoil guys for a partial hydrofoil idea I've been thinking of. I have a imemsa 26ba panga from Mexico...
Hello everyone, I have built a waterbike with foils and have tested it on the water, but my 16(diameter)*10(pitch) inches aircraft propeller seems...
I am relatively new to this site but have noticed that this Propulsion Forum segment does not have a segment devoted to what may be considered non...
I'd like to introduce WingHopper.com to the BoatDesign community! WingHopper is a parametric wing design web app that allows anyone to create a...
This question has been nagging me for a while, and I can't seem to find an explanation for it. I'm an engineer that has had to deal with fluid...
Dear All, To add to a Maxi Racer 90 foot. L= 4.06 X V^2 X S X Cl or the Faugh.. calculation 1/2 length of boat to calculate. Basically AC 75 s...
I have seen that there are aluminum extrusions available which directly work as a hydrofoil for some uses. I am wondering what would happen if I...
Hello guys, I'm looking for help Next year we are going to have the southamerican windsurf championship in our country and the main event is...
Has anyone seen a foil using bell shaped lift distribution? I have been looking at Al Bowers' prandtl flying wing, for a downwind foiling...
Most foil boats look a lot like normal sailboats with a couple of distinct changes.. Instead, lets go back to the drawing board and design...
Hi everyone I am looking into wasting some money on modifying my boat. She is an 18ft Jeanneau Microsail (replica) it was built here in South...
Hello, I have started windfoil this year and really enjoy the practice. I look at better understand how windfoils work, and how different...
Just watched this very cleverly done small boat fitted with Hydrofoils, getting around 32 kph on a 5 HP motor. It seems this guy was a former...
I have a 12' (3.66m) trimaran which I would like to turn into an electric hydrofoil airboat. Questions: 1. Does anyone know of an 24-48 volt...
View shows sliding seats that allow the single crew to move outboard 1.75', hydroturf on cockpit sole, mast step and endplate. Rotating mast is...
The main foil on the fullsize Wolf will retract flush with the bottom to make it easier and safer to beach the boat.
WOLF will be a 14' fullsize version of the Fire Arrow Test model using the Fire Arrow Foil System and Two Stage ama. The Fire Arrow Test Model was...
Hello we are a group of student that we are trying to research an optimist that is capable to fly using hydrofils, we are asking for any help...
