BALLAST WATER TREATMENT SYSTEM, AND FILTER STRUCTURE FOR BALLAST WATER TREATMENT SYSTEM

摘要

Provided is a filter structure for a ballast water treatment system, comprising: a filter housing having a cylindrical filter portion for filtering a fluid therein; a fluid inlet pipe, connected to the filter housing, for introducing the fluid into the filter portion; a fluid discharge pipe, connected to the filter housing, for discharging the fluid filtered by the filter portion that is inside the filter housing; a backwashing part including backwashing nozzles which are rotatably installed along an inner circumferential surface of the filter portion; and a backwashing water discharge pipe, installed inside the filter housing, for discharging backwashing water flowing through the backwashing nozzles and extending to the outside of the filter housing, wherein the fluid flowing into the filter housing through the fluid inlet pipe is filtered through the filter portion, and the filtered fluid is moved to a ballast water tank through the fluid discharge pipe.