A system and method for rapidly responding to and regaining control of uncontrolled flow from offshore hydrocarbon wells, comprising a subsea containment assembly, optionally including a capture caisson assembly installed around the assembly, riser systems for production of hydrocarbons to capture v
A system and method for rapidly responding to and regaining control of uncontrolled flow from offshore hydrocarbon wells, comprising a subsea containment assembly, optionally including a capture caisson assembly installed around the assembly, riser systems for production of hydrocarbons to capture vessels on the surface of the sea, and modularized subsystems facilitating communication between and fluid flow from the subsea containment assembly through the riser to the capture vessel.
대표청구항▼
1. A marine well containment system capable of producing fluids from a marine oil and gas well comprising: a blowout preventer;a subsea containment assembly connected on top of the blowout preventer and located in substantially close proximity to the seabed;a riser assembly, wherein the riser assemb
1. A marine well containment system capable of producing fluids from a marine oil and gas well comprising: a blowout preventer;a subsea containment assembly connected on top of the blowout preventer and located in substantially close proximity to the seabed;a riser assembly, wherein the riser assembly further comprises a vertical pipe riser and a flexible riser and wherein the riser assembly is connected to the subsea containment assembly;a capture vessel connected to the riser assembly; wherein the capture vessel is capable of receiving fluids produced by the blowout preventer, captured by the subsea containment assembly, piped through the riser assembly to the capture vessel or a combination thereof. 2. The marine well containment system of claim 1, wherein the subsea containment assembly has a mechanical connection to the blowout preventer. 3. The marine well containment system of claim 2, wherein the mechanical connection prevents fluids produced by the blowout preventer from escaping. 4. The marine well containment system of claim 1, wherein the subsea containment assembly further comprises a plurality of adaptors and connectors. 5. The marine well containment system of claim 4, wherein the plurality of adaptors and connectors are capable of interacting with one or more of the following selected from the group consisting of a wellhead, a blowout preventer stack, a lower marine riser package and a casing string. 6. The marine well containment system of claim 4, wherein at least one of the plurality of adaptors and connectors is configured to vent fluids, configured to provide a port through which an inhibitor may be injected, configured to accommodate at least one subsea gauge, configured to control well backpressure, configured to facilitate a well shut-in or a combination thereof. 7. The marine well containment system of claim 1, wherein the subsea containment assembly further comprises three rams. 8. The marine well containment system of claim 7, wherein each ram has choke and kill ability. 9. A marine well containment system capable of producing fluids from a marine oil and gas well comprising: a capture caisson;a blowout preventer capable of producing fluids wherein the blowout preventer is enclosed in the capture caisson;a subsea containment assembly installed on top of the blowout preventer wherein the subsea containment is exterior to the capture caisson and located in substantially close proximity to the seabed;a self-standing riser assembly, wherein the riser assembly further comprises a seabed foundation, a vertical pipe riser and a flexible riser and wherein the riser assembly is connected to the subsea containment assembly;a capture vessel connected to the riser assembly; wherein the capture vessel is capable of receiving fluids produced by the blowout preventer, captured by the capture caisson, captured by the subsea containment assembly, piped through the riser assembly to the capture vessel or a combination thereof. 10. The marine well containment system of claim 9, wherein the capture caisson is capable of forming a seal with the seabed. 11. The marine well containment system of claim 9, wherein the capture caisson forms a mechanical connection with the blowout preventer, the subsea containment assembly or both. 12. The marine well containment system of claim 9, wherein there is no mechanical connection between the capture caisson and the blowout preventer. 13. The marine well containment system of claim 9, wherein the subsea containment assembly has a mechanical connection to the blowout preventer. 14. The marine well containment system of claim 13, wherein the mechanical connection prevents fluids produced by the blowout preventer from escaping. 15. The marine well containment system of claim 9, wherein the subsea containment assembly further comprises a plurality of adaptors and connectors. 16. The marine well containment system of claim 15, wherein the plurality of adaptors and connectors are capable of interacting with one or more of the following selected from the group consisting of a wellhead, a blowout preventer stack, a lower marine riser package and a casing string. 17. The marine well containment system of claim 15, wherein at least one of the plurality of adaptors and connectors is configured to vent fluids, configured to provide a port through which an inhibitor may be injected, configured to accommodate at least one subsea gauge, configured to control well backpressure, configured to facilitate a well shut-in or a combination thereof. 18. The marine well containment system of claim 9, wherein the subsea containment assembly has a three ram design comprising three rams. 19. The marine well containment system of claim 18, wherein each ram has choke and kill ability. 20. A method of controlling a well comprising the steps of: assembling components of a marine containment system wherein the marine containment system includes a subsea containment assembly;installing a capture caisson over the well to be controlled; andinstalling the subsea containment assembly on top of a blowout preventer connected to the well to be controlled after the step of installing the capture caisson, wherein the subsea containment assembly is located in substantially close proximity to the seabed. 21. The method of claim 20 wherein the step of installing the capture caisson further comprises the step of enclosing the blowout preventer. 22. The method of claim 21, wherein the subsea containment assembly installed on the well to be controlled is connected to the capture caisson. 23. The method of claim 22 further comprising the step of forming a seal between the capture caisson and the seabed. 24. The method of claim 23 further comprising the step of forming a mechanical connection between the capture caisson and the blowout preventer, the subsea containment assembly or both. 25. The method of claim 22 further comprising the step of forming a mechanical connection between the subsea containment assembly and the blowout preventer. 26. The method of claim 25, wherein the marine well containment system prevents fluids produced by the blowout preventer from escaping. 27. The method of claim 25 wherein the subsea containment assembly further comprises a plurality of adaptors and connectors. 28. The method of claim 27 wherein the plurality of adaptors and connectors are capable of interacting with one or more of the following selected from the group consisting of a wellhead, a blowout preventer stack, a lower marine riser package and a casing string. 29. The method of claim 27 wherein at least one of the plurality of adaptors and connectors is configured to vent fluids, configured to provide a port through which an inhibitor may be injected, configured to accommodate at least one subsea gauge, configured to control well backpressure, configured to facilitate a well shut-in or a combination thereof. 30. The method of claim 29 wherein the subsea containment assembly has a three ram design comprising three rams. 31. The method of claim 30 wherein each ram has choke and kill ability. 32. The method of claim 20, further comprising the step of connecting a riser assembly to the subsea containment assembly, wherein the riser assembly further comprises a vertical pipe riser and a flexible riser. 33. The method of claim 32, further comprising the step of connecting the riser assembly to a capture vessel wherein the capture vessel is capable of receiving fluids from the well to be controlled.
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이 특허에 인용된 특허 (17)
Cessou Maurice (Communay FRX) Perez Lucien (Communay FRX), Antipollution device for recovering fluids lighter than water escaping from an underwater source.
Johnson Albert O. (Rte. 8 ; Box 1052 Livingston TX 77351) Personette David (13307 Barryknoll Houston TX 77079), Protective shroud for offshore oil wells.
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