DISCONNECTABLE TURRET MOORING SYSTEM WITH A WEIGHTED RISER-SUPPORTING BUOY

摘要

Vessel (14) comprising a hull (3) having near a bottom (41) a cavity (42) for receiving a mooring buoy (11), a lifting device (20,45) being placed on the hull comprising a cable (17) that extends through the cavity (42) to a weight (16) that is situated below the bottom (41) of the vessel, the mooring buoy being attached to the cable (17), the mooring buoy carrying mooring lines (10) that are connected to a sea bed (19) and being receivable in the cavity (42) for coupling with the turret (1), the mooring buoy comprising a central shaft (44) through which the cable (17) passes, the buoy being movable relative to the cable (17) in a length direction of the cable, wherein the weight (16) is located on the cable at or below the buoy, a stopper (21) being provided on the cable for engaging with the buoy and for blocking relative movement of the buoy and the cable, the stopper being fixed to the cable near an upper or a lower end of the buoy.