TEK-Ocean refurbished and modified an intervention workover control system (IWOCS) to suit the requirements for a subsea plug and abandonment campaign.
About Project
ProjectObjective
Refurbish IWOCS hydraulic power unit (HPU).
Modify HPU to work at lower specified working pressures.
Refurbish IWOCS umbilical reeler and repurpose a 24-core umbilical for a suitable water depth.
About Project
ProjectOutcome
HPU:
Install new LP/MP and HP accumulators and pre-charge with nitrogen.
Change out all filters and strainers.
Reset all pressure relief valves to new set pressure.
Re-instate coating, rigging, and offshore certification.
Reeler:
Spool on repurposed 24-core hydraulic umbilical and terminate ends.
Extend reeler panel to accommodate additional hydraulic lines.
Change out multi quick connect (MQC) stab plate for project specific MQC.
Flush and pressure test umbilical in accordance with API.
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