Client: Karachaganak Petroleum Operating B.V.
Contractor: Bonatti SPA / JS Company “Montazhspetsstroy” Consortium.
Construction area: Aksai, West Kazakhstan region, Republic of Kazakhstan, Karachaganak oil and gas field.
Man-hours worked: 6,131,009 man-hours
Period of work: 30.04.2019-07.06.2022
Scope of work includes:
Engineering, procurement and construction of the 4th Gas Re-injection Compressor Project facilities:
- MS5002D Gas Turbine (BHGE)
- Gas re-injection compressor (BCL 404/B, 303/C and 303/D) (BHGE)
- Turbine/compressor system auxiliaries: including anti-surge protection system, air intake and exhaust system, dry gas seal system, fuel gas system, air coolers (3 stages)
- Re-injection gas discharge air coolers (1st and 2nd stages)
- 1st stage re-injection gas recirculation air cooler
- Special auxiliary systems and upgrade of auxiliary systems at UKPG-2
- Pipeline from tie-in 108 of the KPC LPG project connecting to the KOTS system to UKPG-2 (4th gas re-injection compressor pipeline)
- Tie-ins at the outlet of KPC sour gas export compressors, and between the existing 20-inch KPC-UKPG-3 pipeline and the 4th gas re-injection compressor pipeline, to ensure a fully independent operating mode at KPC
- Buildings
- Compressor building
- Electrical substation No. 5 and PIB
- ICSS equipment and telecommunications equipment, connections and integration with existing facilities, including
- Control, safety and ESD systems for turbines/compressors and auxiliaries (BHGE)
- Auxiliary support systems control systems (Honeywell)
- Security fencing and CCTV system
- Electrical equipment, connections and integration with existing facilities, including
- Motor control center at electrical substation No. 5 for turbine/compressor and auxiliaries
- Motor control center at electrical substation No. 5 for auxiliary production facilities, support systems and other elements
- LV emergency switchboard
- Piping and tie-in systems to existing facilities
- Scope of structural work, including fireproof coating as required
- General construction works, including site preparation and temporary/permanent access roads, fencing
- Mechanical lifting works and other miscellaneous items
- Additional safety devices, security provisions, etc. required to cover new areas
- Temporary facilities to support construction works
