Page 13: of Offshore Engineer Magazine (Jul/Aug 2019)

12 14

SUBSEA Well Intervention lars was saved on the project by using a psi system, for use down to 3,000 me- Enpro is also working on develop- stock tree, getting rid of the ? ow loop. ters water depth. The system, which ment projects to add other ‘apps’ to the “It’s a potential model for tiebacks in the will include onboard lights and camera, FAM offering including HIPPS (high region,” says Donald. so a second “eyeball” remotely operat- integrity pressure protection system),

Since then FAMs have been used on ed vehicle (ROV) isn’t needed on site, FAM pump, based on positive displace- more than 50 wells across 16 subsea recently completed factory acceptance ment twin screw pump technology and ? elds, from the US Gulf of Mexico to tests and is working toward API17G2. an acid neutralization FAM.

West Africa and the North Sea, on proj- ects from adding ? ow measurement ca- pability to enabling multiple well tie-ins out to 10 kilometers.

Other projects have included retro- ? tting multiple FAMs on a ? eld for

Tullow, offshore West Africa. “They liked it so much they speci? ed it for all new wells on the TEN ? eld,” says Don- ald. The dual bore ? ow-through hub can be ? tted as a “placeholder” for any fu- ture requirements. Initially, this will be

MSC. 402(96) multiphase ? ow meters but then also

New requirements for service providers come hydraulic intervention capability. For into force Jan. 2020 injection wells, single meters are being used and the FAM hubs could also be used for pigging. “Having modules like meters independently retrievable saves cost,” says Donald. “The ? ow-through hub can be replaced by metering or ac-

More options for cess for hydraulic intervention, at any point life of ? eld.” multi-brand servicing

In the US Gulf of Mexico, operator

LLOG has used the technology on a of boats and davits number of ? elds. “It’s meant they can use standard trees and standard mani-

Want all your safety equipment Worry-free performance folds, while simplifying the jumper service managed by a single, design and making the modules retriev-

From booking and administration, global supplier with all the able,” says Donald, “getting to ? rst oil through spares and execution, we expertise and quality of an OEM?

manage all of your boat and davit faster, and then con? guring them.” service requirements. And, of course,

FAM hubs have also been used for hy-

Our combined team of experienced documentation and dedicated 24/7 and certi?ed technicians takes draulic intervention, alongside Enpro’s support are part of our one-stop care of your annual and 5-yearly other key technology, its patented Flow package. inspections in compliance with

Intervention System (FIS), which in-

SOLAS requirements and applicable

And with the wide-range VIKING cludes pumping via a range of conduits

MSC guidelines - along with all other

Norsafe boats, davits and hooks we servicing aspects of your multi-brand from the vessel to the FAM in 2,000 me- manufacture and our comprehensive systems.

ters water depth. training programs, VIKING covers all your needs.

Donald says an early driver for the

FIS concept was to open up easier sub- sea well intervention operations, by en-

VIKING LIFE-SAVING EQUIPMENT abling hydraulic/? uid access to wells - Protecting people and business using smaller vessels and technologies

VIKING-LIFE.COM including composite pipe, coil or tube.

To date, Enpro has deployed a 10,000 pounds per square inch (psi) FIS in

Ghana. It’s now working on a 15,000

JULY/AUGUST 2019 OFFSHORE ENGINEER 13