Electrification is seen as having an important role to play in the fossil-free aviation of tomorrow. But electric aviation is battling a trade-off dilemma: the more energy-efficient an electric ...

Philadelphia design firm Sharrow Engineering, LLC announced that the company’s propeller design has been awarded patents in the U.S., Japan, Canada, and European Union with further domestic and ...

The high-efficiency aerodynamic and aeroacoustic optimization framework comprises the following key modules: 1) Shape parameterization, which transforms the baseline geometry into a set of design ...

DETROIT--(BUSINESS WIRE)--With a new patent granted in New Zealand, Sharrow Engineering now has a total of 36 patents to protect embodiments of the unique SHARROW PROPELLER™. “This is a landmark ...

This video follows the process of building a custom boat designed to test and compare propeller efficiency under real-world ...

Nippon Yusen Kabushiki Kaisha (NYK), MTI Co. Ltd., and Japan Marine United Corporation (JMU) have successfully developed a highly efficient propeller by analyzing the conditions surrounding vessel ...

This is an opinion column. A new propeller design will likely start popping up on boats in Alabama and across the nation in the next few months—provided that the manufacturer eventually gets the price ...

Could the secret to transforming propeller design lie in the dimples of a golf ball? It might sound far-fetched, but the same aerodynamic principles that allow a golf ball to soar farther and faster ...

The Sharrow™ Propeller is awarded for its revolutionary design that transforms the entire boating experience DETROIT--(BUSINESS WIRE)--Today, Sharrow Marine, the industry leader in high-performance ...

Vertical Take-Off and Landing (VTOL) drones typically have four horizontal propellers for moving up and down, along with a vertical rear "pusher" prop for moving forward in more efficient fixed-wing ...