A SUBSEA WELL CONTROL SYSTEM

摘要

A SUBSEA WELL CONTROL SYSTEM COMPRISES: A WELL TREE (6 OR 7) HAVING A SUBSEA CONTROL MODULE (10 OR 11); AND A POWER AND COMMUNICATIONS DISTRIBUTION MODULE (5) FOR COMMUNICATION WITH THE SUBSEA CONTROL MODULE VIA A COMMUNICATION LINK (8 OR 9) BETWEEN THE SUBSEA CONTROL MODULE AND THE DISTRIBUTION MODULE. THE LINK COMPRISES A 4-WIRE DUAL TWISTED COPPER PAIR AS PART OF AN RS422-BASED INTERFACE. (FIG. 1)