| 摘要 |
<p>A riser guide system is for use on a floating offshore platform (1), the platform comprises a topsides and a substructure having a lower pontoon (4), and at least one riser (5) extends from a subsea location to the topsides. A permanent guide (8) is secured to the pontoon (4), a primary guide (11) is located in the permanent guide, a secondary guide (14) is located in the primary guide, and riser guides (16) are located in the secondary guide and face the riser. In a method for installing the riser guide system, both the primary guide, the secondary guide and the riser guides are placed around the riser (5) at the topsides, and lowered down to the pontoon (4). <IMAGE></p> |
