BCS is designed to maintain sweet gas pressure at the inlet of existing BCS-1 of Zevardi field under formation energy depletion conditions in order to ensure processing and further transportation of the gas.
Raw sweet gas is fed from wells to BCS inlet in the amount of
BCS technical data:
Year |
BCS inlet gas volume, 106m3/d |
BCS inlet gas pressure, kgf/cm2. (g) |
BCS outlet gas pressure, kgf/cm2. (g) |
Inlet gas temperature, 0С |
BCS outlet gas temperature, 0С |
2021 |
9.548 |
13.8 |
23.0 |
|
55 |
2022 |
8.307 |
12.3 |
|||
2023 |
7.864 |
11.9 |
|||
2024 |
7.375 |
10.4 |
20.0 |
||
2025 |
6.822 |
10.2 |
|||
2026 |
5.912 |
9.2 |
|||
2027 |
4.951 |
8.3 |
|||
2028 |
4.191 |
7.5 |
|||
2029 |
3.581 |
6.8 |
|||
2030 |
3.085 |
6.1 |
The following units and systems are included in BCS:
- Inlet valve assembly
- Compressor station inlet separator unit С-001
- Reciprocating compressor GCU-100/GCU-200
- Inlet separator unit С-101/С-201
- Gas air cooler unit AC-101/AC-201
- Outlet separator unit С-102/С-202
BCS auxiliary systems:
- Gas treatment system for internal needs (fuel, buffer, flare header blowdown)
- Fuel and buffer gas treatment system (provided by GCU supplier)
- Oil supply system
- Air treatment system
- Liquid collection and transfer system (provided to the existing system)
- Flare system