Page 52: of Offshore Engineer Magazine (Aug/Sep 2013)

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Intervention

By Elaine Maslin

The Åsgard subsea compression template was installed in June

Statoil’s subsea process using the Saipem 700.

Credit: Oyvind Hagen/

Statoil.

intervention challenge

As subsea production systems are entering a new era, Statoil is fnding that designing, qualifying and installing the subsea factory is just the start—the future will require a

Elaine Maslin new breed of vessel, explains.

arlier this summer, one of the By late 2014, the 74m-long, modules, including a two compressor key building blocks to creat- 45m-wide and 26m-high sgard modules, at 289-ton and 12x8x11m

Å ing what will be the world’s subsea compression station frame will each.

E frst subsea compression project was contain multiple modules. The project, which will enable the installed in 300m (984ft) of water, Nearby will also be the manifold recovery of an additional 280MMboe about 200km offshore Norway. frame. Together, they will house 22 from the Midgard and Mikkel satel- lite reservoirs at sgard, has

Å involved years of research and qualifcation.

Now, with frst production approaching (early 2015), operator Statoil is address- ing the next challenge: future intervention and maintenance needs on the feld.

North Sea Shipping’s multi- purpose vessel

North Sea

Giant will be used to install the modules into the Åsgard subsea frames.

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