BALLAST WATER TREATMENT DEVICE AND BALLAST WATER TREATMENT METHOD

摘要

A ballast water treatment device 1 is provided with a dissolution means 30 for dissolving a fungicide 3 in ship water that is stored inside a ship and an infusion means 40 for infusing a fungicide solution S obtained by the dissolution means 30 into a pipe 11 that brings ballast water to a ballast tank 60. A ballast water treatment method is a method for bringing disinfected ballast water to the ballast tank 60 and is characterized by preparing the fungicide solution S by dissolving the fungicide 3 in ship water that is stored inside the ship and performing a disinfection treatment by infusing the fungicide solution S into ballast water brought to the ballast tank 60.