CN1817736A - Flexible connection berthing method and apparatus for transferring oil on sea - Google Patents
Flexible connection berthing method and apparatus for transferring oil on sea Download PDFInfo
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- CN1817736A CN1817736A CN 200610065443 CN200610065443A CN1817736A CN 1817736 A CN1817736 A CN 1817736A CN 200610065443 CN200610065443 CN 200610065443 CN 200610065443 A CN200610065443 A CN 200610065443A CN 1817736 A CN1817736 A CN 1817736A
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Abstract
A flexible connecting and anchoring method and its apparatus for delivering petroleum between oil tanker and floating petroleum recovering and storing platform are disclosed. At least one set of flexible connection apparatus anchored to seabed is arranged on sea surface. The cable at the stern of an oil tanker is tied to the float bowl of said flexible connection apparatus and the cable at its bow is tied with the cable of said floating platform. A flexible petroleum delivering pipe is connected between oil tanker and floating platform.
Description
Technical field
The present invention relates to a kind of offshore oil delivery anchoring method and device, particularly about a kind of be that the offshore oil delivery of object flexibly connects anchoring method and device at floating production storage unit with spread mooring.
Background technology
At present along with the increasing considerably of China's hydrocarbon resources consumption, country is also increasing to the hydrocarbon resources demand, effectively, economical, to develop China's coastal waters hydrocarbon resources apace extremely urgent.At present in China's marine petroleum development, except that proceeding big-and-middle-sized oil-gas field development, also in the exploitation of actively carrying out the coastal waters marginal oil field, as Bohai Sea Gulf and South Sea Wei Zhouwan etc., yet, if these oil fields continue to develop according to big-and-middle-sized oil-gas field pattern, can drop into sizable cost undoubtedly, even some oil field at all can't cost-recovering.The applicant has designed the various floating production storage units (FPSO) that only have 20～100 meters apart from wellhead platform for this reason, the flexible cross connection types of employing such as the oil between wellhead platform and the FPSO, gas, water, electricity are connected, and FPSO adopts the mode of spread mooring to be fixed on the seabed.But in adopting the said structure mode, FPSO carries docking between oil gas and the shuttle tanker problem to occur, because conventional marine FPSO generally is the mode that adopts single point mooring (SPM), the shuttle tanker string leans on or other mode and FPSO mooring of leaning on is integral, and centers on a point floating with FPSO; But when adopting the FPSO of the applicant's design-calculated spread mooring, shuttle tanker be adopt string by or the other multi-buoy mooring system that all can influence FPSO of leaning on.
Summary of the invention
At the problems referred to above, the purpose of this invention is to provide a kind of reduced investment, adapt to certain maritime environment condition, be that the offshore oil delivery of object flexibly connects anchoring method and device at FPSO with spread mooring.
For achieving the above object, the present invention takes following technical scheme:
A kind of offshore oil delivery flexibly connects anchoring method, it is that space between two groups of mooring cables with the floating production storage unit of spread mooring is relative, the floating drum that at least one cover is anchored at the seabed is set across the sea, when shuttle tanker is prepared the mooring oil transportation, to be arranged on the head and the tail that mooring fast on floating drum and the floating production storage unit is connected shuttle tanker respectively, be connected oil transportation by the oil hose that is oppositely arranged between shuttle tanker and the floating production storage unit again.
Described floating drum is arranged on relative floating production storage unit influenced on the minimum direction by marine environment.
Shuttle tanker after mooring head and the tail are 30 to 60 meters of the described floating drum of distance and floating production storage units respectively.
Described floating drum is provided with the mooring fast of a connection shuttle tanker for dividing 2～3 that are arranged on each floating drum, to form the spread mooring to shuttle tanker one end.
A kind of offshore oil delivery flexibly connects mooring gear, it comprises: a floating production storage unit, it by the spread mooring setting across the sea, it is characterized in that: be subjected to marine environment to influence minimum direction at floating production storage unit, one mooring fast is set on the deck between two groups of mooring points, corresponding with described position at least one floating drum is set across the sea, the bottom of described floating drum is anchored at the seabed by mooring cable, its top is provided with earrings, be that mooring fast is arranged on earrings, the other end of described mooring fast is across the sea floating.
Described mooring fast is anchored at the seabed by suction anchor.
Described mooring fast is anchored at the seabed by piled anchor.
The length of the mooring fast that is provided with on described floating drum and the floating production storage unit is 30～60 meters.
The flexible connecting device that described mooring fast, floating drum, mooring fast and anchor fitting are formed is 2～3 covers, and separately a distance is provided with.
The present invention is owing to take above technical scheme, it has the following advantages: 1, green phase of the present invention is to the FPSO of spread mooring, the flexible connecting method of flexible connecting device is set on the sea, solved the difficult problem that the FPSO of spread mooring and shuttle tanker can't the mooring oil transportations effectively, the function of the crude oil exporting operation that enforcement of the present invention can realize, reduced cost of investment again, made and develop China's coastal waters hydrocarbon resources effectively and become possibility.2, apparatus of the present invention are anchored at the seabed with at least one floating drum by mooring cable and anchor fitting, and be to establish a mooring fast on the earrings of floating drum, make the other end of mooring fast across the sea floating, in case when needing the mooring shuttle tanker, just the mooring fast on floating drum and the FPSO is connected to the head and the tail of shuttle tanker, carry out the oil transportation operation, very easy to use.3, because the flexible connecting device of being made up of mooring fast, floating drum, mooring cable and anchor fitting in apparatus of the present invention is provided with 2～3 covers, therefore can form the spread mooring to shuttle tanker, mooring is more solid and reliable.4, each parts all uses conventional industrial products among the present invention, realizes easily production domesticization, and it will be the important means of marginal field development economically, and each parts of the present invention simultaneously all can repeat to utilize again, have realized once investing nonexpondable purpose.The present invention can be widely used in the crude oil exporting process of floating production storage unit of various versions.
Description of drawings
Fig. 1 is shuttle tanker of the present invention and flexibly connects oil transportation mooring gear structural representation
Fig. 2 be Fig. 1 schematic side view
Fig. 3 is another embodiment of the present invention
Fig. 4 is the crude oil exporting scheme drawing of the circular FPSO of the present invention
The specific embodiment
Below in conjunction with drawings and Examples, the inventive method and device are described in detail.
As shown in Figure 1 and Figure 2, the present invention includes one by mooring cable 1 spread mooring in the seabed and floating across the sea floating production storage unit 2 (FPSO2), near FPSO2, be subjected to marine environment to influence minimum direction, the mooring cable 1 of avoiding FPSO2 is provided with at least one floating drum 3, is anchored at the seabed in the bottom of floating drum 3 by mooring cable 4 and anchor fitting 5.Anchor fitting 5 can be a suction anchor, also can be piled anchor etc.Floating drum 3 is provided with earrings 6, and on earrings 6 being has mooring fast 7, and is across the sea floating when mooring fast 7 is flat.FPSO2 and floating drum 3 relative decks are provided with the mooring fast 9 that connects shuttle tanker 8, and mooring fast 9 is placed above deck when flat or be across the sea floating.
During shuttle tanker 8 oil transportations, mooring fast 9 is lain in the bow of shuttle tanker 8, the bow of shuttle tanker 8 and the distance of FPSO2 are 30 meters to 60 meters; Floating mooring fast 7 is across the sea lain in the stern of shuttle tanker 8, and the distance of the stern of shuttle tanker 8 and floating drum 3 is 30 meters to 60 meters; The head and the tail winch of shuttle tanker 1 tightens up mooring fast 9,7, has promptly finished the positioning moored operation of offshore oil delivery of shuttle tanker 1; Connect the oil hose 10 between FPSO2 and the shuttle tanker 8 this moment, just can carry out the operation of outer output oil.
In the foregoing description, mooring fast 7,9 materials are nylon or polypropylene fibre etc., make mooring fast have elasticity, and may float on the water surface, its quantity can be used 1～3, for preventing the frictional failure between mooring fast 7 and the floating drum 3, by nylon cable or one section rub resistance material chain of polypropylene fibre cable connection of floating drum 3 one ends.Floating drum 3 should be according to the tonnage size design of shuttle tanker 8, its buoyancy can be 5 tons to 30 tons, the shape of floating drum 3 can be cylindrical or ball-type, the mooring fast 7 that the present invention simultaneously uses, floating drum 3, mooring cable 4 and anchor fitting 5 are formed flexible connecting device and can also be used two covers, perhaps three overlap, every cover separates certain distance with another set of setting, to form the spread mooring to shuttle tanker one end.Mooring cable 4 materials that are used to connect floating drum 3 and seabed attachment point are steel anchor chain or wirerope, the suction anchor in seabed or piled anchor should have bigger tension with anti-on the ability of pulling out, make shuttle tanker 8 boats and ships such as grade can resist the marine environment load, its material is a steel.
FPSO is octagonal frame mode in the foregoing description, FPSO of the present invention can also be other frame mode, such as: as shown in Figure 3, be a kind of FPSO of circle, it adopts three groups of mooring fasts, 1 location, influenced on the deck between two groups of minimum mooring fasts 1 by marine environment, the mooring fast 9 that connects shuttle tanker 8 is set.As shown in Figure 4, be a kind of FPSO of ship shape, it generally is to adopt the direction consistent with the hull bearing of trend to be connected with shuttle tanker 8.
This fuel transfer system that flexibly connects of the present invention can be used for 1000 tonnes of moorings to 50000 tonnes of various shuttle tankers that do not wait, and the suitable depth of water is from 10 meters to 100 meters marine site.
Claims (10)
1, a kind of offshore oil delivery flexibly connects anchoring method, it is that space between two groups of mooring cables with the floating production storage unit of spread mooring is relative, the floating drum that at least one cover is anchored at the seabed is set across the sea, when shuttle tanker is prepared the mooring oil transportation, to be arranged on the head and the tail that mooring fast on floating drum and the floating production storage unit is connected shuttle tanker respectively, be connected oil transportation by the oil hose that is oppositely arranged between shuttle tanker and the floating production storage unit again.
2, a kind of offshore oil delivery as claimed in claim 1 flexibly connects anchoring method, it is characterized in that: described floating drum is arranged on relative floating production storage unit influenced on the minimum direction by marine environment.
3, a kind of offshore oil delivery as claimed in claim 1 flexibly connects anchoring method, it is characterized in that: shuttle tanker after mooring head and the tail are 30 to 60 meters of the described floating drum of distance and floating production storage units respectively.
4, flexibly connect anchoring method as claim 1 or 2 or 3 described a kind of offshore oil deliveries, it is characterized in that: described floating drum is for dividing 2～3 that are arranged, the mooring fast of one connection shuttle tanker is set, to form spread mooring on each floating drum to shuttle tanker one end.
5, a kind of offshore oil delivery flexibly connects mooring gear, it comprises: a floating production storage unit, it by the spread mooring setting across the sea, it is characterized in that: be subjected to marine environment to influence minimum direction at floating production storage unit, one mooring fast is set on the deck between two groups of mooring points, corresponding with described position at least one floating drum is set across the sea, the bottom of described floating drum is anchored at the seabed by mooring cable, its top is provided with earrings, be that mooring fast is arranged on earrings, the other end of described mooring fast is across the sea floating.
6, sea as claimed in claim 5 flexibly connects the oil transportation mooring gear, it is characterized in that: described mooring fast is anchored at the seabed by suction anchor.
7, sea as claimed in claim 5 flexibly connects the oil transportation mooring gear, it is characterized in that: described mooring fast is anchored at the seabed by piled anchor.
8, flexibly connect the oil transportation mooring gear as claim 5 or 6 or 7 described seas, it is characterized in that: the length of the mooring fast that is provided with on described floating drum and the floating production storage unit is 30～60 meters.
9, flexibly connect the oil transportation mooring gear as claim 5 or 6 or 7 described seas, it is characterized in that: the flexible connecting device that described mooring fast, floating drum, mooring fast and anchor fitting are formed is 2～3 covers, and separately a distance is provided with.
10, sea as claimed in claim 8 flexibly connects the oil transportation mooring gear, it is characterized in that: the flexible connecting device that described mooring fast, floating drum, mooring fast and anchor fitting are formed is 2～3 covers, and separately a distance is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610065443 CN1817736A (en) | 2006-03-21 | 2006-03-21 | Flexible connection berthing method and apparatus for transferring oil on sea |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610065443 CN1817736A (en) | 2006-03-21 | 2006-03-21 | Flexible connection berthing method and apparatus for transferring oil on sea |
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| CN1817736A true CN1817736A (en) | 2006-08-16 |
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| CN 200610065443 Pending CN1817736A (en) | 2006-03-21 | 2006-03-21 | Flexible connection berthing method and apparatus for transferring oil on sea |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102001419A (en) * | 2010-10-27 | 2011-04-06 | 中国海洋石油总公司 | Deep water float-over mooring device |
| CN102556286A (en) * | 2012-01-09 | 2012-07-11 | 武汉船用机械有限责任公司 | Mooring device for multi-point mooring system |
| CN101578219B (en) * | 2006-10-18 | 2012-07-18 | 塞派姆股份公司 | Traction system for operating lines of a floating production unit |
| CN102947534A (en) * | 2010-06-14 | 2013-02-27 | 国际壳牌研究有限公司 | Subsea completions and well interventions using a vessel of opportunity |
| CN104010937A (en) * | 2011-10-26 | 2014-08-27 | 法国Nov-Blm公司 | Installation for anchoring a floating platform to the ground |
| CN104709445A (en) * | 2014-12-15 | 2015-06-17 | 中国海洋石油总公司 | Output device of non-single-point mooring crude oil storage facility on the sea |
| CN107914834A (en) * | 2017-12-12 | 2018-04-17 | 中海油能源发展股份有限公司 | A kind of polygon floating production storage unit |
| CN108032963A (en) * | 2017-11-27 | 2018-05-15 | 中国海洋石油集团有限公司 | Anchoring system |
| CN111301621A (en) * | 2020-03-10 | 2020-06-19 | 中国海洋石油集团有限公司 | External conveying device for deep-sea column type production oil storage and discharge platform |
| CN113002710A (en) * | 2021-02-05 | 2021-06-22 | 海洋石油工程股份有限公司 | Offshore oil and gas outward conveying system |
| CN113715969A (en) * | 2021-09-23 | 2021-11-30 | 南通中远海运船务工程有限公司 | Shuttle tanker power positioning method |
| CN116717724A (en) * | 2023-05-29 | 2023-09-08 | 广东工业大学 | Anti-disturbance oil transportation method for sea surface floating hose |
-
2006
- 2006-03-21 CN CN 200610065443 patent/CN1817736A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101578219B (en) * | 2006-10-18 | 2012-07-18 | 塞派姆股份公司 | Traction system for operating lines of a floating production unit |
| CN102947534A (en) * | 2010-06-14 | 2013-02-27 | 国际壳牌研究有限公司 | Subsea completions and well interventions using a vessel of opportunity |
| CN102947534B (en) * | 2010-06-14 | 2015-04-29 | 国际壳牌研究有限公司 | Subsea completions and well interventions using a vessel of opportunity |
| CN102001419A (en) * | 2010-10-27 | 2011-04-06 | 中国海洋石油总公司 | Deep water float-over mooring device |
| CN104010937B (en) * | 2011-10-26 | 2016-11-02 | 法国Nov-Blm公司 | For floating platform being anchored to the equipment on ground |
| CN104010937A (en) * | 2011-10-26 | 2014-08-27 | 法国Nov-Blm公司 | Installation for anchoring a floating platform to the ground |
| CN102556286A (en) * | 2012-01-09 | 2012-07-11 | 武汉船用机械有限责任公司 | Mooring device for multi-point mooring system |
| CN104709445B (en) * | 2014-12-15 | 2017-01-11 | 中国海洋石油总公司 | Output device of non-single-point mooring crude oil storage facility on the sea |
| CN104709445A (en) * | 2014-12-15 | 2015-06-17 | 中国海洋石油总公司 | Output device of non-single-point mooring crude oil storage facility on the sea |
| CN108032963A (en) * | 2017-11-27 | 2018-05-15 | 中国海洋石油集团有限公司 | Anchoring system |
| CN107914834A (en) * | 2017-12-12 | 2018-04-17 | 中海油能源发展股份有限公司 | A kind of polygon floating production storage unit |
| CN107914834B (en) * | 2017-12-12 | 2023-08-29 | 中海油能源发展股份有限公司 | Polygonal floating type oil storage device for production |
| CN111301621A (en) * | 2020-03-10 | 2020-06-19 | 中国海洋石油集团有限公司 | External conveying device for deep-sea column type production oil storage and discharge platform |
| CN113002710A (en) * | 2021-02-05 | 2021-06-22 | 海洋石油工程股份有限公司 | Offshore oil and gas outward conveying system |
| CN113715969A (en) * | 2021-09-23 | 2021-11-30 | 南通中远海运船务工程有限公司 | Shuttle tanker power positioning method |
| CN113715969B (en) * | 2021-09-23 | 2023-06-30 | 南通中远海运船务工程有限公司 | Shuttle tanker dynamic positioning method |
| CN116717724A (en) * | 2023-05-29 | 2023-09-08 | 广东工业大学 | Anti-disturbance oil transportation method for sea surface floating hose |
| CN116717724B (en) * | 2023-05-29 | 2024-02-27 | 广东工业大学 | Anti-disturbance oil transportation method for sea surface floating hose |
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