Reel lay system

摘要

A system for continuously laying a pipeline on a floor of a body of water is provided. The system includes at least one interchangeable reel for storing the pipeline to be laid; a pipelaying vessel to receive and support said reel, and to lay the pipeline from said reel into the body of water, an assembly and winding site to receive and support said reel, to assemble the pipeline to be laid, and to wind said pipeline on said reel and a crane to transfer the interchangeable reel from and to the pipelaying vessel.

主权项

1. A pipelaying vessel for continuously laying a pipeline on a floor of a body of water, said vessel being configured to receive an interchangeable reel with the pipeline stored on said reel, and to lay the pipeline from said reel into the body of water, wherein said vessel is further configured to store multiple interchangeable reels with pipeline stored on said reels on the vessel, wherein a support frame is provided for each reel to support the reel from a deck of the vessel, and wherein at least one skid drive unit arranged separately from the support frame is provided allowing each reel with pipeline stored on said reel to be moved over the deck between a storage position and an operational position in which the pipeline stored on the reel can be unwound from the reel and laid on the bottom of the body of water, said skid drive unit comprising:
a skid cart; connector to connect the skid cart to a support frame, wherein the skid drive unit is operable between the support frame and at least one skid beam on a deck of the vessel to skid the skid cart along the at least one skid beam.