Hyundai Heavy Wins Design Approval for New Rotor Sail

SEOUL, Aug. 29 (Korea Bizwire) — Major South Korean shipyard Hyundai Heavy Industries Co. said Sunday it had acquired design approval for Hi-Rotor, a rotor sail that is a form of wind-assisted propulsion for ships, from the Korean Register of Shipping (KR) for the first time in the domestic shipbuilding industry. A rotor sail is [...]