News / Green credentials of innovative 'e-sail' cargo ship to be unveiled at SMM

A general cargo vessel fitted with rear-mounted ‘e-sails’ – the 2,850dwt Eems Traveller – may provide an avenue for using wind power on shortsea container services.

Developer bound4blue’s tubular e-sails, sometimes referred to as ‘suction sails’, expel air through a rotor at the top, generating an internal vacuum causing a layer of airflow to adhere to the sail’s outer surface, akin to an aircraft wing. This allows a much smaller sail to generate similar thrust to a ...