2007 Ultra-Deepwater

Design Investigation of Extreme High Pressure, High Temperature, (XHPHT), Subsurface Safety Valves (SSSV)

Subcontractor: William Marsh Rice University

Principal Investigator: Ed Akin
Project Number Project Status
07121-1603c Completed
RPSEA Project Manager: Don Richardson
Period of Performance
Start Date End Date
October 16, 2008 October 15, 2010
Total Project Cost RPSEA Share Cost Share
$160,380.00 $120,000.00 $40,380.00
Project Objectives

Regulations require the deployment of a SCSSV in Offshore wells. Current SCSSV designs are not available for XHPHT conditions. Rice University graduate students have been challenged to develop a SCSSV for a 5.5" x 30,000 psi WP at elevated temperature of 450oF in this project.

RPSEA Project Fact Sheet: Download 190.7 KB
Reports
File Type Date
Design Investigation of Extreme High Pressure, High Temperature, (XHPHT), Subsurface Safety Valves (SSSV) ( 3.1 MB ) Final Report 03/11
Design Study of a Flapper Style SSSV for XHPHT Applications ( 2.0 MB ) Interim Report 11/09
Design Study of a Hemiwedge Style SSSV for XHPHT Applications ( 2.0 MB ) Interim Report 12/09