Vertical Monobore Subsea Tree System
Highly configurable solutions at lowest opex
Get reliable, high-quality, capital-efficient performance.
OneSubsea's reliable subsea control systems help you maximize uptime and exceed your production targets. Our tree-, manifold-, and HIPPS-mounted controls equipment includes
The modular SCM is configured to suit your specific field requirements using field-proven designs built from a suite of standard components. Our reliable SCMs provide subsea production fields with market-leading availability and a short response time.
| SCM |
|
| Electronic reliability |
Dual redundancy |
| Hydraulic supply (dual), psi [bar] |
LP: 3,000–5,000 [207–345]
HP: 7,500–15,000 [517–1,034] |
| Functions |
Up to 32 hydraulic functions and support for electric actuator functions |
| Electrical power supply (dual), V |
AC: 300–850
DC: >400–1,200 |
| Electrical connection locations |
Top, bottom, or side |
| Communication |
Copper wire or DSL; high-speed comms-on-power modem; support for coexistence with third-party modems available for brownfield applications |
| Instrument interfaces |
API Spec 17F (Levels 1, 2, and 3)
Intelligent Well Interface Standardization (IWIS) |
| Downhole gauge interface card |
Integrated Schlumberger; additional cards can be accommodated |
| Functional safety | SIL-capable logic controller for high-integrity pressure protection systems (HIPPS), production shutdown applications, or water injection pressure protection systems (WIPPS) in accordance to IEC 61508/61511 available |
| Edge-based computing | Yes, at SCM and master control station level |
| Manifold- and Tree-Mounted Equipment |
|
| SCM mounting base |
Redundant LP: 3,000 or 5,000 psi [207 or 345 bar]
Redundant HP: 7,500 to 15,000 psi [517 to 1,035 bar] Up to 32 (one or two pressure levels) Up to 10 from the bottom for fixed connections |
| Sensors |
Pressure (10,000 or 15,000 psi) and temperature
Acoustic sand detector Erosion monitor Corrosion monitor Acoustic pig detector Leak detector |
| Valves |
Choke position indicator
Valve position indicator Electric actuators |
| Flowmetering |
Chemical injection metering valves Multiphase flowmeter Single-phase flowmeter |
| Subsea accumulator module |
Redundant LP: 3,000 or 5,000 psi [207 or 345 bar]
Redundant HP: 7,500–15,000 [517–1,035 bar] |
| Downhole interface unit |
SCM-mounted interface unit for downhole gauge cards (IWIS)
Tree mounting for special applications |