1119_3 — Presentation — Shell — Sub-Sea Gas-Lift.pdf

The Use of Subsea Gas-Lift in Deepwater Applications

Subash Jayawardena – Shell Global Solutions (US) Inc.
George Zabaras – Shell Global Solutions (US) Inc.
Leonid Dykhno – Shell Global Solutions (US) Inc.

Why Gas-Lift is Needed

• Gas Lift Delivery System Design
  – Dedicated GL riser vs. Shared GL riser
  – GL injection location
  – Insulation
• Operating Envelope
• Flow Assurance Concerns
• Case Studies
• Systems Suitable for Gas-lift
• Conclusions