Name
PSIU: Pipeline Subsea Isolation Unit, a New SSIV Design Concept
Date & Time
Thursday, March 5, 2026, 8:30 AM - 9:00 AM
Speakers
Description
Petrobras developed the Pipeline Subsea Isolation Unit (PSIU) to replace traditional hydraulic ball valve SSIV that have shown reliability issues, particularly in pressure compensation. The PSIU integrates advanced features such as retrievable pressure compensation system, drop-in-place electric actuator and monitoring system to enhance safety, reduce emissions and costs, and improve operational reliability and flexibility in subsea pipeline isolation.
Location Name
Room 294
Full Address
Ernest N. Morial Convention Center
900 Convention Center Blvd
New Orleans, LA 70130
United States
900 Convention Center Blvd
New Orleans, LA 70130
United States