Patent ID: 8651040

Claim:
A disconnectable mooring system for a vessel, comprises: a moonpool in the vessel; a turret structure rotatably mounted in said moonpool, wherein the turret structure has a lower end comprising a buoy receptacle; a buoy member disposed in the buoy receptacle, the buoy member having a plurality of passages that each receive a riser, and wherein the buoy member is removable from the buoy receptacle; and a plurality of mooring lines, each mooring line having a lower end and an upper end connected to the seabed and the buoy member, respectively, wherein each mooring line comprises a first section which in a disconnectable manner is connected to the turret structure and a second section connected to the first section at a coupling point, the second section further being connected to the buoy member, wherein a length of the second section between said coupling point and a connection to the buoy member is chosen such that when the buoy member is received in the buoy receptacle with the first section connected to the turret structure, said second section is in a slack state.