A ballast water treatment device includes a filtration device and an irradiation device that irradiates, with ultraviolet rays, filtered water that has been filtered. The filtration device is a device that removes 99.999% or more of L-size organisms having a minimum part size of 50 μm or more, and 90% or more of S-size organisms having a minimum part size of 10 μm or more and less than 50 μm. The irradiation device is capable of sterilizing the filtered water at a flow rate of 250 m3/h and a power consumption of 13 kW to eliminate 90% of S-size organisms immediately after a sterilization treatment.
BALLAST WATER TREATMENT DEVICE, AND METHOD FOR TREATING BALLAST WATER
2017-08-24
Patent
Elektronische Ressource
Englisch
IPC: | B63J Hilfsanlagen auf Schiffen , AUXILIARIES ON VESSELS / B01D SEPARATION , Trennen / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / C02F Behandlung von Wasser, Schmutzwasser, Abwasser oder von Abwasserschlamm , TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE |
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