Test results of the different boat propeller designs. (Credit: rctestflight) Interestingly, the 2-blade FDM-printed propeller ended up performing the best, while the bi-blade design (with two sets ...
The hydrofoil design is finding favour with electric boat builders (see BMW and Tyde’s recent one-off, The Icon), thanks to the low drag resistance of the foils that lift the craft out of the water at ...