A sea water intake riser system for a floating production unit, including a caisson having a through-opening in a bottom side and being connectable to an upper end of a riser pipe; a lift pump inside the caisson and having an inlet at a vertical distance with a predetermined minimum submergence for pumping cold water from the caisson up to the floating production unit for use as cooling medium, wherein the sea water intake riser system includes at least two caissons, having a height substantially equal to a vertical height of a hull of the floating production unit and including an open top side; each caisson extending from a predetermined minimum distance from the bottom side of the hull up to at least the water-line during use and wherein a sump tank is located between the bottom side of the hull and the at least two caissons.
SEA WATER INTAKE RISER SYSTEM
2022-05-12
Patent
Elektronische Ressource
Englisch