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fantastic example of forward thinking. into a space on Troll A) was installed in of new large bore 36-inch pipeline be-

At the bottom of the riser shaft there August 2020; six months delayed due to tween Troll A and the Troll Phase 3 well are several pipe bends waiting for this lowering staffng levels because of the sites. Some 400 people worked on the day. It would not have been possible to Coronavirus pandemic. vessel, 24/7, welding and laying pipe, put them in place today, as there is no The world’s largest pipelaying ves- with eight pipeline supply vessels con- access now.” sel, Solitaire, was used to lay the 26 km stantly providing new sections of pipe

Contracts and operations

Troll Phase 3 was approved in 2018.

It will see the gas cap on Troll west f- nally developed. It had been deliberately held back to balance and stabilize the oil column, so that oil recovery at Troll

West Could be maximized.

Aker Solutions was awarded the con-

OUTSIDE tract for the subsea production systems,

Nexans was contracted for 27km of um- the bilicals with power, fber optic and hy-

BOXBOXBOX draulic cores, as well as a MEG services line for chemical injection. DeepOcean

THINKING was contracted for marine operations, including installing the two integrated

DELIVERS VALUE IN THE FIELDDELIVERS VALUE IN THE FIELDDELIVERS VALUE IN THE FIELD template structures (ITS – into which the Xmas trees are installed) with mani- folds, two pipeline foundation struc- tures (with 11m-deep legs for installa- tion in soft soil), pipeline end manifolds (PLEMS) and spools, as well as laying the MEG line and umbilical lines, tie- ins and commissioning. Allseas was con- tracted for the 26km pipe lay and IKM

CORTEC’s valve and manifold products CORTEC’s valve and manifold products CORTEC’s valve and manifold products got a pipeline detailed design award. are designed, manufactured and tested are designed, manufactured and tested are designed, manufactured and tested

The linepipe for the 36 inch pipeline to conquer the precise demands of the to conquer the precise demands of the to conquer the precise demands of the was delivered by Marubeni. oil and gas industry. By incorporating an oil and gas industry. By incorporating an oil and gas industry. By incorporating an ‘outside the box’ approach, we deliver ‘outside the box’ approach, we deliver ‘outside the box’ approach, we deliver

Aker Solutions was also awarded a value-driven, unique solutions that exceed value-driven, unique solutions that exceed value-driven, unique solutions that exceed value-driven, unique solutions that exceed 15,000 PSI BSDV contract for engineering, procurement, the critical performance needs of our end

Piping System users. Through considerable experience, construction and installation contract our team is able to work with clients to of a new 1200-tonne processing mod- ensure success from early piping concept development to decades of reliable ule on Troll A following Aker Solutions’ product usage in the field.

front-end engineering and design work.

The process module was built at Aker

Learn more about CORTEC’s distinct approach to high pressure valve and piping

Solutions yard in Egersund, Norway. design. Visit uscortec.com/conversation

The eight new wells were drilled dur- ing 2019-2020, using the semisubmers- ible drilling rigs COSL Promoter and

Transocean Equinox in order to produce the 347 billion cubic meters of gas. The

CRAFTED FOR CONFIDENCE new NOK 1 billion, 40m-long, 10m- wide process module (designed to slot

CORTEC_OffshrEngAd_4.5x7.5_May21.indd 1 3/29/21 3:42 PM

March/April 2021 OFFSHORE ENGINEER 23