A subsea pump system is adapted to close a hydraulic ram of a blowout preventer. The subsea pump system has at least a first pump (210) and a second pump (220) configured to pump drive fluid from a source to the hydraulic ram. The system has a controller (230) configured to automatically select at least one of the first and second pumps for pumping the drive fluid wherein at least the first pump(210)is selected at a lower fluid pressure range and at least the second pump(220) is selected at a higher fluid pressure range.A method of operating a pump system and an intervention skid for a pump system are also described.
申请公布号
WO2012120307(A3)
申请公布日期
2013.03.21
申请号
WO2012GB50520
申请日期
2012.03.08
申请人
SUBSEA 7 LIMITED;WARNOCK, ROGER P. JR;STIRLING, CALUM MAXWELL;COLLEY, JAMES;DOE, ALAN WILLIAM
发明人
WARNOCK, ROGER P. JR;STIRLING, CALUM MAXWELL;COLLEY, JAMES;DOE, ALAN WILLIAM