EcoNavis Solutions is developing a next generation wind-assisted propulsion system designed to enhance the performance and commercial viability of Flettner-type rotor sails for deep-sea shipping. The company’s Eco Rotor Sail introduces a patented tail-appendage device designed to increase thrust…<p><p>https://www.marinelink.com/news/econavis-introduces-new-flettner-rotor-537758</p></p>