FEED of Topside for 8 Pre-Salt FPSO’s


The Lula and Guará are the first oil discoveries in the vast Brazilian Pre-Salt cluster, located in the Santos Basin in Blocks BM-S-9 and BM-S-11. The operator, Petrobras, holds the majority interest. BG Group, Repsol Sinopec Brasil and Galp are partners.
The joint accumulation of Tupi and Guará exceeds an estimated recoverable volume of 8 billion barrels of oil equivalent with a specific gravity of around 30º API.
As part of field development, operator and partners are contemplating the use of 8 new-built FPSOs (Floating Production, Storage and Offloading units).
DORIS Engenharia Ltda is responsible for the FEED of the 8 FPSO topsides and  technical assistance for all modules EPCI and integration to FPSO hulls.

Services provided by DORIS:

  • FEED of Replicant Topside for 8 FPSOs of BM-S-9 and BM-S-11.
  • Technical evaluation and follow-up of critical long-lead items.
  • Local content assessments for EPCI of modules.
  • Interface management.
  • Technical assistance during bidding process of all strategic items and packages.
  • Technical assistance to Client during execution, up to commissioning, in engineering office and on construction yard.

Main characteristics:

  • Oil Processing Capacity: 150,000 bbl/d
  • Produced Water treatment capacity: 120,000 bbl/d
  • Gas Flow and Treatment Capacity: 6,000,000 Sm3/d
  • Maximum pressure of natural gas injection: 550 bara
  • Maximum pressure of CO2 injection: 450 bara
  • Gas Lift Pressure: 245 bara
  • Risers porch: 63 risers
  • Power Generation (Turbo generators): 4x 25 MW
  • Number of topside modules: 17
  • Topside dry weight: 17,000 ton
  • Project duration: 8 years
2,300,000 manhours
FEED for 8 FPSO's
  • Project

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