Technowrap™ air buffer bottle wall loss repair aboard FPSO in Ghana

Challenges

  • Significant wall loss

Benefits

  • Collaboration with Ghana-based partner
  • Quick and cost-effective repair
  • No shutdown required

Scope

ICR has collaborated with its Ghana-based partner, Gecric Asset Integrity Management Limited, to restore the integrity of an air buffer bottle aboard a customer’s floating production storage and offloading (FPSO) vessel.

Located off the coast of Ghana, the customer identified significant wall loss on the asset due to external corrosion. Seeking a quick and effective solution, the customer requested the design and installation of an engineered composite repair solution with a 10-year design life.

Solution

The Technowrap™ composite repair solution was expertly designed for installation on the remaining 1.8mm wall thickness and to meet the required 10-year design life. The wall loss was quickly restored using ICR’s Technowrap™ 2K cloth type and high-temperature (HT) resin.

Surface preparation was completed to a cleanliness level of ST3 and a minimum surface roughness of 54 microns before 15 layers of the Technowrap™ engineered solution were installed, ensuring the air buffer bottle’s integrity was restored and the 10-year design life was achieved.

Extensive quality checks were completed throughout the project to verify the repair’s effectiveness.

Result

By partnering with Gecric Asset Integrity Management, we quickly mobilised Ghana-based technicians and materials to the FPSO before completing the repair within five-day shifts.

The project was safely executed without shutdown, further ensuring the repair was both cost-effective and timely.

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