| 摘要 |
A ballast water discharging device for a ship is disclosed. According to an embodiment of the present invention, the ballast water discharging device for a ship comprises a generation part for generating bubbles on the bilge of a hull; a collection part separated from the generation part in a stern direction and collecting the bubbles moving along the surface of the bilge after being generated in the generation part on the bilge; a supply line part for supplying gas formed by the bubbles, which are collected in the collection part, to a ballast tank; and a discharging part for discharging the internal ballast water of the ballast tank. The ballast water of the ballast tank is discharged through the discharging part due to the pressure formed by the gas, which is supplied through the supply line part. |
