[미국특허]
Fluid cargo handling system with quick release
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B63B-027/34
B63B-025/14
B63B-027/10
B63B-027/24
B63B-035/44
F17C-005/02
출원번호
18309952
(2023-05-01)
등록번호
11932354
(2024-03-19)
발명자
/ 주소
Johansen, Knut-Erik
Hellesmark, Svein Borge
출원인 / 주소
Stena Power & LNG Solutions AS
대리인 / 주소
Haynes and Boone, LLP
인용정보
피인용 횟수 :
0인용 특허 :
0
초록▼
A fluid cargo handling system includes a quick release manifold system mounted on a floating marine platform. The quick release manifold system has a first valve in fluid communication with the first end of a first fluid transfer hose to control fluid flow within the first fluid transfer hose. A fir
A fluid cargo handling system includes a quick release manifold system mounted on a floating marine platform. The quick release manifold system has a first valve in fluid communication with the first end of a first fluid transfer hose to control fluid flow within the first fluid transfer hose. A first coupler is attached to the first valve. The first coupler has a first port in fluid communication with the first valve, a second port, a purging fluid inlet and a waste fluid outlet. A drain tank is in fluid communication with the first coupler via the waste fluid outlet, and a pressurized fluid source carried is in fluid communication with the first coupler via the purging fluid inlet.
대표청구항▼
1. A fluid cargo handling system comprising: a first fluid transfer line having a first end and a second end; a first valve disposed at the first end of the first fluid transfer line, the first valve having a valve port; a second fluid transfer line having a first end and a second end; a second valv
1. A fluid cargo handling system comprising: a first fluid transfer line having a first end and a second end; a first valve disposed at the first end of the first fluid transfer line, the first valve having a valve port; a second fluid transfer line having a first end and a second end; a second valve disposed at the first end of the second fluid transfer line, the second valve having a valve port; a coupler attached to the first valve and the second valve, the coupler having a first port in fluid communication with the valve port of the first valve, a second port in fluid communication with the valve port of the second valve, a purging fluid inlet and a waste fluid outlet; a pressurized fluid source in fluid communication with the purging fluid inlet of the coupler; and a drain tank in fluid communication with the waste fluid outlet of the coupler. 2. The fluid cargo handling system of claim 1, further comprising a first fluid storage vessel in fluid communication with the second end of the first fluid transfer line and a second fluid storage vessel in fluid communication with the second end of the second fluid transfer line valve. 3. The fluid cargo handling system of claim 2, further comprising a floating marine platform on which is mounted the coupler, the first valve, the pressurized fluid source, the drain tank and a hose reel carrying the first fluid transfer line; a fluid cargo transport vessel carrying the second fluid storage vessel, and a floating storage unit carrying the first fluid storage vessel, wherein the floating storage unit is spaced apart from the floating marine platform and adjacent the fluid cargo transport vessel. 4. The fluid cargo handling system of claim 3, wherein a least one of the fluid transfer lines comprises a hose. 5. The fluid cargo handling system of claim 1, wherein the pressurized fluid source comprises pressurized inert gas. 6. The fluid cargo handling system of claim 1, wherein the first valve is closed and the second valve is closed. 7. The fluid cargo handling system of claim 1, wherein the first fluid transfer line comprises a first hose in fluid communication with the first valve and the second fluid transfer line comprises a second hose in fluid communication with the second valve. 8. The fluid cargo handling system of claim 7, further comprising a first fluid storage vessel in fluid communication with the first valve via the first hose and a second fluid storage vessel in fluid communication with the second valve via the second hose. 9. The fluid cargo handling system of claim 8, wherein first fluid storage vessel is a cryogenic liquid storage tank and the second fluid storage vessel is a cryogenic liquid transport tank carried on a fluid cargo transport vessel. 10. The fluid cargo handling system of claim 7, further comprising an engagement mechanism securing the coupler to the second valve. 11. The fluid cargo handling system of claim 10, further comprising a pressure sensor disposed to measure the pressure within the coupler. 12. The fluid cargo handling system of claim 7, wherein the coupler and the first valve are integrally formed, with an internal cavity defined between the first valve and the second port of the coupler, wherein the purging fluid inlet and the waste fluid outlet are in fluid communication with the internal cavity. 13. A fluid cargo handling system comprising: a first marine platform;a first fluid transfer hose carried on the first marine platform, the first fluid transfer hose having a first end and a second end; anda manifold system carried on the first marine platform and in fluid communication with the first end of the first fluid transfer hose, wherein the manifold system comprises a first valve in fluid communication with first end of the first fluid transfer hose to control fluid flow within the first fluid transfer hose; a first coupler attached to the first valve downstream of the fluid transfer hose, wherein the first coupler has a first port in fluid communication with the first valve, a second port, a purging fluid inlet and a waste fluid outlet; a drain tank carried on the first marine platform and in fluid communication with the first coupler via the waste fluid outlet; and a pressurized fluid source carried on the first marine platform and in fluid communication with the first coupler via the purging fluid inlet. 14. The fluid cargo handling system of claim 13, further comprising a second marine platform; a second fluid transfer hose extending from the second marine platform, the second fluid transfer hose having a first end; a second valve disposed at the first end of the second fluid transfer hose, the second valve engaged with the first coupler and in fluid communication with the first coupler via the second port of the first coupler. 15. The fluid cargo handling system of claim 13, wherein the first valve and first coupler are integrally formed with an internal cavity defined between the first valve and the second port of the coupler, wherein the purging fluid inlet and the waste fluid outlet are in fluid communication with the internal cavity. 16. The fluid cargo handling system of claim 13, wherein the coupler defines an internal cavity between the first port and the second port, the fluid cargo handling system further comprising a second fluid transfer hose having a first end and a second end with a second valve at the first end of the second fluid transfer hose, an engagement mechanism securing the coupler to the second valve and a pressure sensor disposed to measure the pressure within the internal cavity to trigger actuation of the engagement mechanism. 17. The fluid cargo handling system of claim 14, wherein the second marine platform is a fluid cargo transport vessel, the fluid cargo handling system further comprising a first fluid storage vessel in fluid communication with the first valve and a second fluid storage vessel carried on the fluid cargo transport vessel and in fluid communication with the second valve via the second hose interconnecting the second valve to a liquid manifold assembly carried on the fluid cargo transport vessel. 18. The fluid cargo handling system of claim 13, wherein the pressurized fluid source comprises pressurized inert gas. 19. The fluid cargo handling system of claim 18, wherein the pressurized inert gas is nitrogen. 20. A method for fluid cargo transfer comprising utilizing a coupling mechanism to couple a first valve of a first marine platform adjacent to a second valve of a second marine platform; operating the first and second valves to initiate flow of a cargo fluid between the first and second marine platforms; stopping the pumping of cargo fluid between the first and second marine platforms upon identification of an emergency release event; thereafter, closing the first and second valves to isolate the coupling mechanism; injecting a pressurized flushing fluid into the coupling mechanism; flushing the release mechanism of cargo fluid remaining in the coupling mechanism after the first and second valves are closed; and utilizing the injected pressurized fluid to drive the flushed cargo fluid into a drainage tank. 21. The fluid cargo transfer method of claim 20, further comprising disengaging the coupling mechanism from the second valve after the coupling mechanism has been flushed. 22. The fluid cargo transfer method of claim 20, wherein injecting comprises introducing an inert pressurized gas into the coupling mechanism. 23. The fluid cargo transfer method of claim 20, wherein the cargo fluid is a cryogenic liquid. 24. The fluid cargo transfer method of claim 20, further comprising pumping a cargo fluid between the first and second marine platforms. 25. A method for fluid transfer comprising coupling a first valve adjacent to a second valve to define an internal cavity therebetween; operating the first and second valves to initiate flow of a cryogenic liquid through the internal cavity and between the first and second valves; pumping cryogenic liquid through the first and second valves; upon identification of an emergency release event, stopping the pumping of cryogenic liquid; thereafter closing the first and second valves to isolate the internal cavity; injecting a pressurized flushing gas into the internal cavity; flushing the internal cavity of cryogenic liquid remaining in the internal cavity after the first and second valves are closed; and utilizing the injected pressurized flushing gas to drive the cryogenic liquid into a drainage tank. 26. A method for fluid transfer comprising coupling a first valve adjacent to a second valve to define an internal cavity therebetween; operating the first and second valves to initiate flow of a cryogenic liquid through the internal cavity and between the first and second valves; closing the first and second valves to isolate the internal cavity; injecting a pressurized flushing gas into the internal cavity; flushing the internal cavity of cryogenic liquid remaining in the internal cavity after the first and second valves are closed; utilizing the injected pressurized flushing gas to drive the cryogenic liquid into a drainage tank; and disengaging the first valve from the second valve after the internal cavity has been flushed. 27. The fluid transfer method of claim 26, further comprising utilizing the pressurized flushing gas to disengage the first valve from the second valve.
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