Patent ID: 8147686
Filing Date: 2012-04-03
Classification: B63J,C02F,Y10S

Abstract:
1. A ballast water treatment system, comprising: one or more ballast tanks installed in a ship; a reaction tank installed inside one of the one or more ballast tanks wherein raw water and ozone are imported and made to react with each other for a predetermined period of time to kill microorganisms existing in the raw water; an ozone decomposer installed outside the one or more ballast tanks and comprising an element for decomposing and removing residual ozone contained in the water passing through the decomposer; a circulation pump and a circulation pipeline forming a circulation system installed outside the one or more ballast tanks, the circulation system configured to receive water containing residual ozone discharged from the reaction tank and to circulate the water through the ozone decomposer; and one or more inlet pipes for connecting the circulation system to each of the one or more ballast tanks.