Subsea pump system
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United States of America Patent
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Jan 12, 2016
Grant Date -
May 8, 2014
app pub date -
Mar 8, 2012
filing date -
Mar 9, 2011
priority date (Note) -
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Abstract
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 and a second pump configured to pump drive fluid from a source to the hydraulic ram. The system has a controller configured to automatically select at least one of the first and second pumps for pumping the drive fluid wherein at least the first pump is selected at a lower fluid pressure range and at least the second pump 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.
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