Pipeline laying vessel for laying a pipeline on a seabed

摘要

A pipeline laying vessel for laying a pipeline (5) on a seabed, which pipeline laying vessel comprises a hull, a positioning device (6) for positioning a pipe section in a firing line (3) along which the pipeline is laid, which positioning device is supported by the hull, and a clamp (17) for holding the pipeline suspended from the vessel, wherein the clamp is located in the firing line, and comprises a support device (18) constructed and arranged to allow the clamp to hold the pipeline in a first mode wherein the clamp has a fixed position relative to the positioning device, and in a second mode (52) wherein the clamp is pivotable relative to the positioning device.

主权项

1. A pipeline laying vessel for laying a pipeline on a seabed, which pipeline laying vessel comprises;
a hull, a positioning device for positioning a pipe section in a firing line along which the pipeline is laid, which positioning device is supported by the hull, and a clamp for holding the pipeline suspended from the vessel, wherein the clamp is located in the firing line, and comprises a support device constructed and arranged to allow the clamp to hold the pipeline in a first mode wherein the clamp has a fixed position relative to the positioning device, and in a second mode wherein the clamp is pivotable about a first pivot axis and a second pivot axis relative to the positioning device, and wherein the support device comprises a rigid support member and at least part of the clamp is in the first mode supported by the hull or the positioning device via the rigid support member.