Interestingly, the 2-blade FDM-printed propeller ended up performing the best, while the bi-blade design (with two sets of blades positioned one after the other) performed worse — but better ...

Discover how golf ball dimples could change propeller design, boosting efficiency and sustainability in aviation, marine & ...

BlueNav is bringing a more natural spin to its electric marine drive lineup. The all-new Whale Design propeller features blades that follow the contours of a whale to improve system efficiency.

MT tested its new 11-blade propeller on a Piper Cheyenne but said the design would also be well-suited for electric power systems. [Courtesy: MT-Propeller] MT-Propeller said it flight-tested a ...

Gori won a DAME marine design award back in 1994 for this innovation. ... "Using the Gori 3-Blade Propeller for regeneration is not new," said Lars Østergaard, Gori's senior VP of sales.

Jonathan Chestney, engineering leader at GE Aerospace subsidiary Dowty, speaks with Aviation Week Network about advances in aircraft propeller blade design and their impacts on maintenance processes.

With Sharrow Marine’s patented looped blade design, the X10™ sets new standards in propulsion by eliminating traditional limitations on propeller technology.

Now, let's discuss the propeller, or blade, numbers. A majority of helicopters with a single main rotor usually have three blades, although the number can range between two and five.

Now, let's discuss the propeller, or blade, numbers. ... Even on helicopters with a tandem or coaxial rotor design, the number of propellers is usually three. That number is not random.

With Sharrow Marine’s patented looped blade design, the X10™ sets new standards in propulsion by eliminating traditional limitations on propeller technology. Captain Red Flowers, who recently ...