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Blowout preventer Cameron International Corporation's EVO Ram BOP Patent Drawing (with legend) Patent Drawing of Hydril Annular BOP (with legend) Patent Drawing of a Subsea BOP Stack (with legend) A blowout preventer (BOP) (pronounced B-O-P) [1] is a specialized valve or similar mechanical device, used to seal, control and monitor oil and gas ...
BP (BP ) has been ordered to retrieve the section of pipe that has the blowout preventer, the mechanism that failed and helped to cause the explosion that wrecked the Deepwater Horizon rig, which ...
The capping stack on top of the blowout. BP (BP) said Friday that the Deepwater Horizon rig's blowout preventer, which failed to prevent oil from the Macondo well from flowing into the Gulf of ...
Even with blowout prevention equipment and processes in place, operators must be prepared to respond to a blowout should one occur. Before drilling a well, a detailed well construction design plan, an Oil Spill Response Plan as well as a Well Containment Plan must be submitted, reviewed and approved by BSEE and is contingent upon access to ...
Three ram capping stack installed on the Deepwater Horizon LMRP at 7 pm CDT (0000 GMT). The stack completes the installation of the new 40-ton containment device sealing cap. Tests begin on testing well integrity. [106] [107] Salazar issues a new moratorium until November 30 on deepwater wells that use a blowout preventer. [108]
These accidents spurred industry to implement better blowout-prevention technologies and procedures. Such industry actions, of course, never placated environmentalists who wanted them banned forever.
On July 15, 2010, BP announced that it had successfully plugged the oil leak using a tightly fitted cap. The cap, weighing 75 tons and standing 30 feet (9.1 m) high, was bolted to the failed blowout preventer. It consisted of a Flange Transition Spool and a 3 Ram Stack and was a temporary solution. [29] [30]
The blowout preventer is a T-shaped coupling that is screwed onto the top of the casing. It has a passage through the coupling for the drill string. There is a ram with a concave, semi-circular face in each arm of the tee. Each ram is moved in or out by turning its valve stem, which extends beyond the coupling. The ends of the stems are squared ...