Patent · US Active

Sea water intake riser system

US12103658B2 · kind B2 · utility

0Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 2020
Grant dateOct 1, 2024
Priority date
Expiry dateNov 16, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T70/00
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.