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Title: Unique submersible pumps system used in rig deck loadout

Journal Article · · Offshore; (United States)
OSTI ID:5067519

In one of the largest offshore skidding operations ever undertaken in the UK, a unique system of submersible pumps linked through central control stations was used to load out the deck of a new-built semisubmersible rig onto three barges. Ninety-three submersible pumps and a hydraulic track system were required to move the deck onto the 100 x 14 x 7.5-meter barges. The most critical task was to maintain the barges at a constant level as they took on the load. The problem was overcome with combined dewatering and ballasting actions, carried out simultaneously from each control center and from each barge.

OSTI ID:
5067519
Journal Information:
Offshore; (United States), Vol. 44:2
Country of Publication:
United States
Language:
English