公开(公告)号：WO2019106708A1

公开(公告)日：2019-06-06

申请号：PCT/JP2017/042539

申请日：2017-11-28

Applicant: CHIYODA CORPORATION

Inventor： HOSHINO Kazuhiro ,  NAMIKI Takashi ,  NIINUMA Kei ,  FUNAKOSHI Ryosuke

IPC: C02F1/00 ,  C02F103/00 ,  C02F103/36 ,  C02F1/40 ,  B63B35/44 ,  B63J4/00 ,  B63B17/00 ,  C02F101/32

Abstract: A wastewater treatment system (10) for a Floating Production, Storage and Off-loading system (FPSO) has a liquid receiver (26) provided under at least one of first devices (13), a temporary storage tank (47) connected to the liquid receiver via a conduit to temporarily store the liquid collected in the liquid receiver, a drain conduit (52) connected to the temporary storage tank and provided with a first valve (55) for draining the liquid stored in the temporary storage tank to the sea, and a contaminated water storage tank (58) connected to the temporary storage tank via a conduit provided with a second valve (57).