Patent ID: 7198713

Claim:
Installation for removal and deactivation of organisms in ballast water, comprising: a first feed pump ( 10 ) for conveying the ballast water, an arrangement (A) of parallel connected hydrocyclones ( 16 . 1 to 16 . 6 ) for gravity precipitation of coarser solids and bigger organisms, connected to the first feed pump ( 10 ) equipment for the deactivation of organisms, connected downstream to the arrangement (A) of parallel connected hydrocyclones, a measuring device for measuring a conveying volume of the first feed pump ( 10 ), wherein the arrangement (A) of parallel connected hydrocyclones ( 16 . 1 to 16 . 6 ) are switchable on and off, respectively, and a control device which controls the number of switched-on hydrocyclones ( 16 . 1 to 16 . 6 ) in accordance with the measured conveying volume.