CN201258730Y - Under deep water oil storage and oil production device with dynamic positioning float bowl - Google Patents
Under deep water oil storage and oil production device with dynamic positioning float bowl Download PDFInfo
- Publication number
- CN201258730Y CN201258730Y CNU2008200279522U CN200820027952U CN201258730Y CN 201258730 Y CN201258730 Y CN 201258730Y CN U2008200279522 U CNU2008200279522 U CN U2008200279522U CN 200820027952 U CN200820027952 U CN 200820027952U CN 201258730 Y CN201258730 Y CN 201258730Y
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- oil
- water
- dynamic positioning
- underwater
- oil storage
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Abstract
The utility model relates to an oil production device of deep-water underwater oil storage, which is provided with a dynamic positioning buoy. A complete system comprises an underwater wellhead module, an underwater processing module, an oil-water replacement underwater oil storage module, a deep-water riser, a dynamic positioning buoy and a shuttle tanker; wherein, the underwater wellhead module, the underwater processing module and the oil-water replacement underwater oil storage module are all arranged at the seabed and are connected in series; the dynamic positioning buoy floats on the water surface; one end of the deep-water riser is connected with the under water storage module; the other end thereof is connected with the dynamic positioning buoy; and the shuttle tanker is tied and parked on the dynamic positioning buoy when the oil is filled. The utility model can replace the floating production system in the deep sea for offshore oil exploitation, can fundamentally avoid the influence on the floating production system caused by ice, storms and the like, can prevent the suspension of production resulting from windshield to the large extent, and has relatively good benefits in particular in the underwater position which is more than 500 meters deep.
Description
Technical field:
The utility model belongs to the ocean engineering field, develops a kind of device of oil storage Petroleum Production under water that is used for deep water.
Background technology:
Traditional oil storage production system mainly contains floating production system, semi-submersible type production platform in the deep-sea oil exploitation, all belongs to floating oil storage production model.The Floating Production pattern can be considered as mature technology in the world, has many superiority, but owing to be subjected to the great force of marine stormy waves, no matter be that offshore structure or its lashing system cost are high, and along with the increase of the depth of water, technical difficulty is more and more higher, and the facility cost sharply raises.In seabed, oil field, deep-sea, wind wave action almost can be ignored, under the prerequisite that solves oil gas primary treatment problem under the high undersea hydrostatic pressures condition, and the defeated pattern of the collection effective way of can yet be regarded as under water.Oil storage technology under water has the precedent of successful Application in the marine site (depth of water is generally in 150m) that is suitable for gravity platform, jack-up unit, mainly contains gravity platform oil storage under water and oil and water displacement oil storage dual mode under water, but does not appear in the newspapers at the deep-sea." Petroleum Production safeguards system under water " (application number 200520083519.7) that our unit declares also adopts oil storage under water, and its production model is only applicable to the shallow sea.
Summary of the invention:
The utility model indication deep-sea is meant that the surface unit of selecting usually that is difficult to use fixed jacket platform because of the depth of water is excessive carries out the zone of oil gas drilling.
The purpose of this utility model is a kind of deepwater underwater oil-storage petroleum production device that has dynamic positioning buoy of exploitation, can replace floating oil storage production system to carry out the deep-sea oil exploitation.
A kind of deepwater underwater oil-storage petroleum production device that has dynamic positioning buoy described in the utility model, whole system comprise underwater well head module, processing module, oil and water displacement oil storage module under water, deep water standpipe, dynamic positioning buoy, shuttle tanker under water;
Feature of the present utility model be describedly a kind ofly have the underwater well head module of the deepwater underwater oil-storage petroleum production device of dynamic positioning buoy, processing module, oil and water displacement oil storage module under water all are positioned at the seabed and are serially connected under water; Dynamic positioning buoy floats on the surface, and deep water standpipe one end is connected with oil storage module under water, and the other end links to each other with dynamic positioning buoy; Mooring is on dynamic positioning buoy when charge of oil for shuttle tanker, and oil storage module is under water fallen oily by the deep water standpipe and the water surface with upper pipeline to shuttle tanker; It is to be used for the shuttle tanker mooring that dynamic positioning buoy mainly acts on.
The utlity model has following advantage:
(1) the utility model is compared with floating oil storage production system, and oil storage under water can be avoided ice power, the effect of stormy waves power substantially, and oil storage modular structure requirement of strength is low, possesses movably advantage simultaneously.
(2) oil storage storage tank inside and outside differential pressure is little under water for oil and water displacement, needn't consider whole problem of withstand voltage, and structural strength requires low, and system cost can not increase sharply rising with the depth of water.
(3) the utility model dynamic positioning buoy does not have the oil storage effect, and suffered stormy waves power etc. act on much smaller than huge floating oil storage system, needn't wind sheltering withdraw, and needn't close a well under the enough prerequisite of oil storage capacity.
(4) the utility model water surface is little with top, adopts lower-powered dynamic positioning, need not to adopt expensive turret mooring system, and cost can significantly reduce.
(5) be full of liquid in the utility model oil and water displacement oil storage module under water always, can avoid oil storage waterborne ubiquitous " oil gas breathing " loss, reduced atmosphere pollution, reduced firing risk.
Description of drawings:
Fig. 1 is a kind of deepwater underwater oil-storage petroleum production device schematic diagram that has dynamic positioning buoy
1, underwater well head module 2, processing module 3, oil and water displacement oil storage module under water 4, deep water standpipe 5, dynamic positioning buoy 6, shuttle tanker under water
The specific embodiment:
Now, the utility model is further described in conjunction with Figure of description 1:
A kind of deepwater underwater oil-storage petroleum production device that has dynamic positioning buoy, whole system comprise underwater well head module 1, processing module 2, oil and water displacement oil storage module under water 3, deep water standpipe 4, dynamic positioning buoy 5, shuttle tanker 6 under water; Underwater well head module 1, processing module 2, oil and water displacement oil storage module under water 3 all are positioned at the seabed and are serially connected under water; Dynamic positioning buoy 5 floats on the surface, and deep water standpipe 4 one ends are connected with oil storage module under water 3, and the other end links to each other with dynamic positioning buoy 5; Shuttle tanker 6 when charge of oil mooring on dynamic positioning buoy 5.
Consider cost and technical problem, when the depth of water during greater than 1500m, the ocean engineering field is generally no longer used lashing and is located large-scale buoyancy aid at present.In same reason the utility model,, during greater than 500m, promptly should adopt the dynamic positioning mode in the depth of water because the dynamic positioning buoy buoyancy that can provide is less.
Consider application, the capacity of oil storage module should be not less than 10000 sides.
After each module is made respectively and finished, finish on-the-spot installation down in that engineering ship such as crane barge and underwater robot are auxiliary.The oil storage module 3, other module is installed existing maturation process under the profit replacing water.
Oil and water displacement oil storage module under water 3 is because volume is big, weight is big, and offshore installation method is recommended as follows: oil and water displacement oil storage module under water 3 is installed preferably 2 barges, and every barge is provided with 2 winches and 1 high-pressure aerated pump.Oil and water displacement oil storage module under water 3 is provided with kingston valve, hanger and loading line, self possesses enough buoyancy.Towage is connected to winch cable on the hanger of oil storage module 3 to the precalculated position, opens kingston valve, and oil storage module 3 water inlet is sunk, and during the complete entry of oil storage module 3, buoyancy and gravity are in a basic balance, control the winch lowering velocity, and oil storage module 3 is steadily transferred.In the sinking process, water pressure constantly increases the air that makes in the oil storage module 3 and is compressed, and buoyancy reduces.If it is enough that winch draws high ability, there is no need inflatable drainage, otherwise inflatable drainage gradually, with compensation buoyancy.
Consider the restriction of large-scale underwater structures erection equipment, can consider to form the underwater oil storage tank group with a plurality of submerged storage tanks.
At the ordinary production state, the fluid that underwater well head module 1 is produced enters under water processing module 2 to be separated under water, isolated crude oil input oil and water displacement oil storage module under water 3 stores, isolated water is through re-injection manifold re-injection or row up to standard sea, and the gas that sub-argument goes out is transported to burning on the dynamic positioning buoy 5 through deep-sea standpipe 4 (or establishing pipeline in addition).Crude oil in the oil and water displacement oil storage module under water 3 is transported on the sea through deep-sea standpipe 4, is shipped on the shuttle tanker 6 and pulls away.Mooring is on dynamic positioning buoy 5 during the shuttle tanker charge of oil.
Claims (1)
1, a kind of deepwater underwater oil-storage petroleum production device that has dynamic positioning buoy comprises underwater well head module (1), processing module (2), oil and water displacement oil storage module under water (3), deep water standpipe (4), dynamic positioning buoy (5), shuttle tanker (6) under water; It is characterized in that underwater well head module (1), processing module (2), oil and water displacement oil storage module under water (3) all are positioned at the seabed and are serially connected by pipeline under water, dynamic positioning buoy (5) floats on the surface; Deep water standpipe (4) one ends are connected with oil and water displacement oil storage module under water (3), and the other end links to each other with dynamic positioning buoy (5); Shuttle tanker (6) when charge of oil mooring on dynamic positioning buoy (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200279522U CN201258730Y (en) | 2008-09-09 | 2008-09-09 | Under deep water oil storage and oil production device with dynamic positioning float bowl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200279522U CN201258730Y (en) | 2008-09-09 | 2008-09-09 | Under deep water oil storage and oil production device with dynamic positioning float bowl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201258730Y true CN201258730Y (en) | 2009-06-17 |
Family
ID=40772964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200279522U Expired - Lifetime CN201258730Y (en) | 2008-09-09 | 2008-09-09 | Under deep water oil storage and oil production device with dynamic positioning float bowl |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201258730Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244080A (en) * | 2013-05-28 | 2013-08-14 | 江苏科技大学 | Ultra-deep water-float-type ocean oil and gas development system |
| CN105752275A (en) * | 2016-04-11 | 2016-07-13 | 中远船务工程集团有限公司 | Shuttle tanker having dynamic positioning function and driven by one person in whole water area |
-
2008
- 2008-09-09 CN CNU2008200279522U patent/CN201258730Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244080A (en) * | 2013-05-28 | 2013-08-14 | 江苏科技大学 | Ultra-deep water-float-type ocean oil and gas development system |
| CN103244080B (en) * | 2013-05-28 | 2016-04-27 | 江苏科技大学 | A kind of ultra-deep-water float-type offshore and gas development system |
| CN105752275A (en) * | 2016-04-11 | 2016-07-13 | 中远船务工程集团有限公司 | Shuttle tanker having dynamic positioning function and driven by one person in whole water area |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM + CHEMICAL VICTORY OIL ENGINEERING Effective date: 20150625 Owner name: SINOPEC OILFIELD SERVICE CORPORATION Free format text: FORMER OWNER: WELL-DRILLING TECHNOLOGY INST., SHENGLI PETROLEUM ADMINISTRATION, SINOPEC Effective date: 20150625 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150625 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC Address before: 257017 No. 236, North Road, Dongying District, Shandong, Dongying Patentee before: Well-Drilling Technology Inst., Shengli Petroleum Administration, SINOPEC |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090617 |
|
| CX01 | Expiry of patent term |