IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0742143
(2007-04-30)
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등록번호 |
US-7784547
(2010-09-20)
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발명자
/ 주소 |
|
출원인 / 주소 |
- Deep Sea Technologies, Inc.
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대리인 / 주소 |
Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.
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인용정보 |
피인용 횟수 :
5 인용 특허 :
26 |
초록
▼
A subsea insulation device is described. The device includes a frame coupled to and at least partially enclosing a subsea component. A bag may be at least partially enclosed in the frame. The bag may substantially seal against at least one surface of the subsea component when the bag is at least par
A subsea insulation device is described. The device includes a frame coupled to and at least partially enclosing a subsea component. A bag may be at least partially enclosed in the frame. The bag may substantially seal against at least one surface of the subsea component when the bag is at least partially inflated. A port may be attached to the bag. The port may allow the bag to be coupled to a fluid provider connector so that fluid can be provided into the bag to inflate the bag.
대표청구항
▼
What is claimed is: 1. A subsea insulation device, comprising: a frame that is, during use, coupled to and at least partially encloses a subsea component, wherein the frame is, during use, installed at subsea depths and maintains its structural integrity at subsea pressures; a bag at least partiall
What is claimed is: 1. A subsea insulation device, comprising: a frame that is, during use, coupled to and at least partially encloses a subsea component, wherein the frame is, during use, installed at subsea depths and maintains its structural integrity at subsea pressures; a bag at least partially enclosed in the frame during use to substantially seal at least one surface of the subsea component; and a port attached to the bag, the port, during use, allowing the bag to be coupled to an insulating fluid connector such that insulating fluid can be provided into the bag to at least partially inflate the bag while the bag is at subsea depths and while the bag is at least partially enclosed in the frame. 2. The device of claim 1, wherein the device is configured to be installed using a remotely operated vehicle (ROV). 3. The device of claim 1, wherein the device is configured to be installed using a running tool. 4. The device of claim 1, wherein the frame provides structural support for the bag during use. 5. The device of claim 1, wherein the bag is coupled to the frame. 6. The device of claim 1, wherein the bag is conformable. 7. The device of claim 1, wherein the frame comprises one or more openings. 8. The device of claim 1, wherein the frame comprises a clamp. 9. The device of claim 8, wherein the clamp comprises two jaws that, during use, pivot to open and close around at least a portion of the subsea component. 10. The device of claim 8, further comprising a closing mechanism that, during use, closes the clamp. 11. The device of claim 1, wherein the frame comprises a hinged clamp with at least two pieces hinged together. 12. The device of claim 1, further comprising a latch that, during use, secures the frame around the subsea component. 13. The device of claim 1, wherein the insulating fluid comprises an incompressible fluid. 14. The device of claim 1, wherein the insulating fluid is an insulating gel. 15. The device of claim 1, wherein the bag, when inflated during use, is at least partially conforms to the surface of the subsea connector. 16. The device of claim 1, wherein the bag, when inflated during use, substantially seals against the surface of the subsea component to inhibit fluid from circulating between the bag and the surface of the subsea component. 17. The device of claim 1, wherein the port is during use, substantially sealed off after inflation of the bag to pressure isolate the bag. 18. The device of claim 1, further comprising an isolation valve coupled to the bag, wherein the valve, during use, isolates the bag to maintain pressure in the bag after inflation of the bag. 19. The device of claim 1, further comprising a fluid source, and a pump that, during use, pumps the fluid from the fluid source into the bag. 20. The device of claim 1, wherein the subsea component is a connector for a subsea jumper. 21. The device of claim 1, wherein the subsea component is a valve. 22. The device of claim 1, wherein the bag, when the bag is at least partially inflated subsea during use, substantially seals against at least one surface of the subsea component. 23. An insulated subsea device, comprising: a subsea component at least partially enclosed in a frame; a conformable bag at least partially enclosed in the frame; insulating fluid contained in the conformable bag, wherein the insulating fluid has at least partially inflated the conformable bag while the conformable bag is at subsea depths; wherein the conformable bag, when at least partially inflated by the insulating fluid during use, substantially seals against at least one surface of the subsea component. 24. The device of claim 23, wherein the insulating fluid is an insulating gel. 25. The device of claim 23, wherein the bag, when at least partially inflated by the insulating fluid, is substantially sealed against the surface of the subsea component to inhibit seawater from circulating between the bag and the subsea component. 26. The device of claim 23, wherein the frame has been installed on the subsea component at subsea depths. 27. The device of claim 23, wherein the frame maintains its structural integrity at subsea pressures. 28. The device of claim 23, wherein the subsea component is a valve. 29. A method of insulating a subsea component, comprising: providing a subsea insulation device comprising a bag to a subsea location of the subsea component; moving the subsea insulation device such that a frame of the device at least partially encloses the subsea component at the subsea location; and inflating, at the subsea location, the bag with an insulating fluid such that the bag substantially seals against at least one surface of the subsea component, wherein the bag is located at least partially between the frame and the subsea component. 30. The method of claim 29, further comprising providing the subsea insulation device, moving the subsea insulation device, or inflating the bag using a remotely operated vehicle (ROV). 31. The method of claim 29, further comprising closing jaws of a clamp coupled to the frame to at least partially enclose the subsea component. 32. The method of claim 29, further comprising engaging a latch to secure the frame around the subsea component. 33. The method of claim 29, further comprising providing the insulating fluid to the bag through a port attached to the bag. 34. The method of claim 29, wherein the insulating fluid comprises an insulating gel. 35. The method of claim 29, further comprising inflating the bag such that the bag at least partially conforms to at least one surface of the subsea connector. 36. The method of claim 29, further comprising removing at least some of the insulating fluid from the bag after inflation to inhibit air pockets from forming inside the bag. 37. The method of claim 29, further comprising isolating pressure in the bag after inflating the bag. 38. The method of claim 29, further comprising inflating the bag such that the bag substantially seals against at least one surface of the subsea connector. 39. A method of removing a subsea insulation device from a subsea component, comprising: removing, at a subsea location, at least some insulating fluid from a bag at least partially enclosed within a frame of the subsea insulation device at least partially deflate the bag; moving at least a portion of the subsea insulation device such that the frame at least partially disengages from the subsea component; and moving the subsea insulation device to a location away from the subsea component. 40. The method of claim 39, further comprising disengaging a latch used to secure the frame around the subsea component such that the device at least partially opens around the subsea component.
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