CN111674739A - Underwater collapsible replaceable oil storage system - Google Patents
Underwater collapsible replaceable oil storage system Download PDFInfo
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- CN111674739A CN111674739A CN202010485677.4A CN202010485677A CN111674739A CN 111674739 A CN111674739 A CN 111674739A CN 202010485677 A CN202010485677 A CN 202010485677A CN 111674739 A CN111674739 A CN 111674739A
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- Prior art keywords
- oil storage
- storage tank
- flexible
- flexible oil
- storage system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/16—Large containers flexible
- B65D88/1606—Large containers flexible double-walled or with linings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
- B65D90/022—Laminated structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
Abstract
The invention relates to the technical field of crude oil storage, in particular to an underwater collapsible replaceable oil storage system, which comprises a manifold and a plurality of flexible oil storage tanks, wherein the flexible oil storage tanks are connected with the manifold through jumper pipes respectively; the plurality of flexible oil storage tanks can realize the oil filling operation of the flexible oil storage tank at one side and the oil discharging operation of the flexible oil storage tank at the other side, so that the oil storage tanks at two sides can alternately store oil, the operations of maintenance, transportation, detection, maintenance and the like of the flexible oil storage tanks are facilitated, the oil filling and the oil discharging are synchronously carried out, and the operation efficiency is greatly improved.
Description
Technical Field
The invention belongs to the technical field of crude oil storage, and particularly relates to a replaceable oil storage system capable of collapsing in water.
Background
The storage of the crude oil needs to be considered in two aspects of quality guarantee and use function, and the former needs to consider the technical problems of heat preservation, wax deposition prevention, sand deposition cleaning, petroleum gas evolution discharge and the like; the latter requires that the crude oil be stored as close as possible to the refinery. The location of the refinery is typically near the seaside, river side or pipeline terminal. At present, the daily oil transportation of pipelines in Zhongya, Mima and Zhongrussia is about 130 ten thousand barrels (measured by the flow velocity of each pipeline being 2 m/s), the daily oil import of China is 1000 thousand barrels, which is equivalent to 87% of the input amount of crude oil provided by a marine oil tanker, so that the main oil refining plants in China are all at the seaside, and the seaside land has great limitations, no matter the foundation construction cost is high, or the water depth of a port is required, the distance between the oil refining plants, the space limitation and the like, which finally leads the crude oil storage (namely the existing steel oil storage tank) in China to be about 1.5-2 months, and forms huge contrast with the 2-year grain storage in China. Therefore, the development of crude oil storage space becomes a new need of the national energy strategy and the oil and gas storage industry.
Disclosure of Invention
The invention aims to provide a replaceable oil storage system capable of collapsing in water, which is used for solving the practical problems of high construction cost, potential safety hazard and no possibility of construction of an offshore land oil storage tank in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows: a replaceable oil storage system capable of collapsing in water comprises a manifold and a plurality of flexible oil storage tanks, wherein the flexible oil storage tanks and the manifold are connected through jumper pipes respectively, and safety valves are arranged on the jumper pipes; the manifold is provided with an input pipeline and an output pipeline, an input valve is connected between the input pipeline and the jumper pipe, and an output valve is connected between the jumper pipe and the output pipeline; the flexible oil storage tank comprises a cylindrical bag body, two ends of the bag body are respectively and fixedly connected with flange plates used for sealing the end part of the bag body, a central rod is fixedly arranged between the two flange plates, and one end of the jumper pipe is communicated with the inner cavity of the bag body; and the flexible oil storage tank is connected with a counterweight structure for fixing the flexible oil storage tank on the seabed.
As a preferred technical scheme, a first connecting pipe is connected between the jumper pipe and the input pipeline, and the input valve is positioned on the first connecting pipe; and a second connecting pipe is connected between the jumper pipe and the output valve, and the output valve is positioned on the second connecting pipe.
According to a preferable technical scheme, the capsule comprises an inner cylinder wall located on the inner side and an outer cylinder wall located on the outer side, and a heat insulation layer, an impact resistant layer, a cutting resistant layer, an ultraviolet-proof layer, an ocean microorganism adhesion resistant layer and a fireproof layer are sequentially arranged between the inner cylinder wall and the outer cylinder wall.
As the preferred technical scheme, the counterweight structure comprises a mooring rope with one end connected to the outer side of the flexible oil storage tank, and the other end of the mooring rope is connected with a counterweight.
As a further improvement, a leakage detection sensor is arranged between the inner cylinder wall and the outer cylinder wall; the outer side of the outer cylinder wall is provided with an optical fiber monitor; a stress sensor is arranged on the outer side of the outer cylinder wall; a pressure sensor is arranged in the flexible oil storage tank; and a temperature sensor is arranged in the flexible oil storage tank.
As a further improvement, a data collector is arranged in the flexible oil storage tank.
As a further improvement, a heating device is arranged on the central rod.
As a further improvement, the flexible oil storage tank is connected with a sampling bag through a connecting pipe.
As a further improvement, the flexible oil storage tank is spherical.
As a further improvement, the flexible oil storage tank is cylindrical.
Due to the adoption of the technical scheme, the replaceable oil storage system capable of collapsing in water comprises a manifold and a plurality of flexible oil storage tanks, wherein the flexible oil storage tanks are connected with the manifold through jumper pipes respectively; the plurality of flexible oil storage tanks can realize that the flexible oil storage tank on one side performs oil injection operation and the flexible oil storage tank on the other side performs oil discharge operation, so that the oil storage tanks on two sides alternately store oil, the operations of maintenance, transportation, detection, maintenance and the like of the flexible oil storage tanks are facilitated, the oil injection and the oil discharge are synchronously performed, and the operation efficiency is greatly improved; the invention has simple structure, convenient maintenance and good practicability, and solves the practical problems of high construction cost, potential safety hazard and no possibility of construction of the offshore land oil storage tank.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic left side view of FIG. 1;
FIG. 4 is a schematic structural view of the flexible storage tank of FIG. 1;
FIG. 5 is an enlarged view of a portion I of FIG. 4;
FIG. 6 is a schematic structural diagram of a second embodiment of the present invention;
fig. 7 is a schematic top view of a flexible storage tank of a second embodiment of the present invention.
In the figure: 1-a manifold; 2-a flexible oil storage tank; 201-capsule body; 211-inner cylinder wall; 212-outer cartridge wall; 213-insulating layer; 214-impact resistant layer; 215-a cut resistant layer; 216-ultraviolet protection layer; 217-marine microorganism adhesion resistant layer; 218-a fire barrier layer; 202-flange plate; 203-a central rod; 3-jumper tube; 4-safety valve; 5-breakwater; 6-a cable; 7-a balancing weight; 8-an input pipeline; 9-an output pipeline; 10-a tanker; 11-a first connection pipe; 12-an oil transfer pump; 13-an input valve; 14-land refinery; 15-a second connecting tube; 16-an oil well pump; 17-an output valve; 18-a universal joint; 19-a leak detection sensor; 20-a fiber optic monitor; 21-a stress sensor; 22-a pressure sensor; 23-a temperature sensor; 24-a data collector; 25-a heating device; 26-a connecting tube; 27-a sampling bag; 28-land; 29-sea; 30-sea bed.
Detailed Description
The first embodiment is as follows: as shown in fig. 1 to 5, the replaceable oil storage system capable of collapsing in water comprises a manifold 1 and a plurality of flexible oil storage tanks 2, wherein the plurality of flexible oil storage tanks 2 are connected with the manifold 1 through jumper pipes 3 respectively, safety valves 4 are arranged on the jumper pipes 3, and breakwaters 5 are arranged on the outer sides of the plurality of flexible oil storage tanks 2; in this embodiment, the flexible oil storage tank 2 is spherical and located below sea level, suitable for deep water. The outer side of the flexible oil storage tank 2 is connected with a balancing weight 7 for fixing the flexible oil storage tank 2 on the seabed 30 through a cable 6. The flexible oil storage tank 2 comprises a cylindrical bag body 201, two ends of the bag body 201 are respectively and fixedly connected with flange plates 202 used for sealing the end parts of the bag body 201, a central rod 203 is fixedly installed between the two flange plates 202, and one end of the jumper pipe 3 is communicated with an inner cavity of the bag body 201.
The manifold 1 is provided with an input pipeline 8 and an output pipeline 9, one end of the input pipeline 8 is connected with an oil tanker 10, the input pipeline 9 is connected with the jumper pipe 3 through a first connecting pipe 11, the input pipeline 9 is provided with an oil transfer pump 12, and the first connecting pipe 11 is provided with an input valve 13; one end of the output pipeline 9 is connected with a land oil refinery 14, the output pipeline 9 is connected with the jumper pipe 3 through a second connecting pipe 15, an oil well pump 16 is arranged on the output pipeline 9, and an output valve 17 is arranged on the second connecting pipe 15. In this embodiment, each side of both sides is equipped with four flexible oil storage tank 2 respectively around manifold 1, through the regulation and control to relief valve 4, input valve 13, output valve 17, oil-well pump 16 and petroleum pump 12, can realize that the flexible oil storage tank 2 of one side carries out the oiling operation, and the flexible oil storage tank 2 of opposite side carries out the oil discharge operation to realize the oil storage tank 2 oil storage in turn of both sides, and the synchronous of oiling and oil discharge goes on, improved the efficiency of operation greatly. For example, by opening the input valve 13 of the flexible oil storage tank 2 located at the front side of the manifold 1, opening the output valve 17 of the flexible oil storage tank 2 located at the rear side of the manifold 1, opening the safety valves 4 of the flexible oil storage tanks 2 located at the front and rear sides of the manifold 11, and then opening the oil transfer pump 12 and the oil pump 16, the oil transfer pump 12 injects the oil stored in the oil tanker 10 into the flexible oil storage tank 2 located at the front side of the manifold 1 through the input pipe 9, the corresponding first connecting pipe 11 and the corresponding jumper pipe 3, and the oil pump 16 pumps the oil in the flexible oil storage tank 2 located at the rear side of the manifold 1 and injects the oil into the land refinery 14 through the corresponding jumper pipe 3, the corresponding second connecting pipe 15 and the output pipe 9, thereby facilitating operations such as maintenance, transportation, inspection, repair, etc. of the flexible oil storage tank 2 located at the rear side of the manifold 1 at this time.
The capsule 201 comprises an inner cylinder wall 211 positioned at the inner side and an outer cylinder wall 212 positioned at the outer side, wherein the inner cylinder wall 211 can be composed of pure high polymer or formed by reinforcing and compounding high polymer and fiber to form a high-strength and anti-corrosion inner wall; the outer cylinder wall 212 may also be made of pure high molecular polymer or reinforced and compounded by high molecular polymer and fiber, which plays a double-layer safety role to prevent oil spill leakage. An insulating layer 213 is sequentially arranged between the inner cylinder wall 211 and the outer cylinder wall 212 to play a role in insulating; an impact resistant layer 214 that bears the impact and scratch of an external weight; a cut-resistant layer 215 preventing external cutting; an ultraviolet-proof layer 216 for preventing aging; the marine microorganism adhesion resistant layer 217 prevents marine microorganisms from adhering; and a fire barrier layer 218 for preventing fire.
The counter weight structure includes that one end is connected at the hawser 6 in the outside of flexible oil storage tank 2, and the other end of hawser 6 is connected with balancing weight 7. Specifically, hawser 6 is the ultra high molecular weight polyethylene hawser, is connected through universal joint 18 between the both ends of hawser 6 and flexible oil storage tank 2 and the balancing weight 7 respectively, can realize the quick installation and the dismantlement of flexible oil storage tank 2. The counterweight 7 can be in any form of anchor, pile, steel block, or cement block. Moreover, in order to ensure the normal operation of the flexible oil storage tanks 2, each flexible oil storage tank 2 is connected with the counterweight 7 by at least two cables 6 so as to prevent one cable 6 from being broken.
A leakage detection sensor 19 is arranged between the inner cylinder wall 211 and the outer cylinder wall 212; for detecting the presence of a leak in the flexible oil storage tank 2; the outer side of the outer cylinder wall 212 is provided with an optical fiber monitor 20 for monitoring leakage and leakage position in real time; the stress sensor 21 is arranged on the outer side of the outer cylinder wall 212 and used for monitoring the stress of the flexible oil storage tank 2 in real time; a pressure sensor 22 is arranged in the flexible oil storage tank 2 and used for monitoring the pressure in the flexible oil storage tank 2 in real time; and a temperature sensor 23 is arranged in the flexible oil storage tank 2 and used for monitoring the temperature of the flexible oil storage tank 2 in real time. The flexible oil storage tank 2 is provided with a data collector 24 for recording data of the leakage detection sensor 19, the optical fiber monitor 20, the stress sensor 21, the pressure sensor 22 and the temperature sensor 23.
The heating device 25 is installed on the central rod 203 to prevent oil in the flexible oil storage tank 2 from condensing when the operation is stopped for a long time.
The flexible oil storage tank 2 is connected with a sampling bag 27 through a connecting pipe 26 for facilitating sampling analysis from the inside of the flexible oil storage tank 2.
As a second embodiment of the present invention, the following differences from the first embodiment are: as shown in fig. 6 and 7, in this embodiment, the flexible storage tank 2 is cylindrical and floats on the sea surface, and is suitable for shallow water along the shore.
In addition, the shape of the flexible oil storage tank 2 can be designed to be a cuboid, a cube, an ellipsoid or any other shape.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An in-water collapsible replaceable oil storage system, characterized by: the system comprises a manifold and a plurality of flexible oil storage tanks, wherein the flexible oil storage tanks and the manifold are respectively connected through a jumper pipe, and a safety valve is arranged on the jumper pipe; the manifold is provided with an input pipeline and an output pipeline, an input valve is connected between the input pipeline and the jumper pipe, and an output valve is connected between the jumper pipe and the output pipeline; the flexible oil storage tank comprises a cylindrical bag body, two ends of the bag body are respectively and fixedly connected with flange plates used for sealing the end part of the bag body, a central rod is fixedly arranged between the two flange plates, and one end of the jumper pipe is communicated with the inner cavity of the bag body; and the flexible oil storage tank is connected with a counterweight structure for fixing the flexible oil storage tank on the seabed.
2. A collapsible replaceable oil storage system in water as claimed in claim 1 wherein: a first connecting pipe is connected between the jumper pipe and the input pipeline, and the input valve is positioned on the first connecting pipe; and a second connecting pipe is connected between the jumper pipe and the output valve, and the output valve is positioned on the second connecting pipe.
3. A collapsible replaceable oil storage system in water as claimed in claim 2 wherein: the bag body comprises an inner barrel wall positioned on the inner side and an outer barrel wall positioned on the outer side, and a heat preservation layer, an impact resistant layer, a cutting resistant layer, an ultraviolet-proof layer, an anti-marine microorganism attachment layer and a fireproof layer are sequentially arranged between the inner barrel wall and the outer barrel wall.
4. A collapsible replaceable oil storage system in water as claimed in claim 3 wherein: the counterweight structure comprises a mooring rope with one end connected to the outer side of the flexible oil storage tank, and the other end of the mooring rope is connected with a counterweight block.
5. An in-water collapsible replaceable oil storage system as claimed in claim 4 wherein: a leakage detection sensor is arranged between the inner cylinder wall and the outer cylinder wall; the outer side of the outer cylinder wall is provided with an optical fiber monitor; a stress sensor is arranged on the outer side of the outer cylinder wall; a pressure sensor is arranged in the flexible oil storage tank; and a temperature sensor is arranged in the flexible oil storage tank.
6. An in-water collapsible replaceable oil storage system as claimed in claim 5 wherein: and a data collector is arranged in the flexible oil storage tank.
7. An in-water collapsible replaceable oil storage system as claimed in claim 6 wherein: and the central rod is provided with a heating device.
8. An in-water collapsible replaceable oil storage system as claimed in claim 7 wherein: the flexible oil storage tank is connected with a sampling bag through a connecting pipe.
9. A collapsible replaceable oil storage system in water as claimed in claim 8 wherein: the flexible oil storage tank is spherical.
10. A collapsible replaceable oil storage system in water as claimed in claim 8 wherein: the flexible oil storage tank is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485677.4A CN111674739A (en) | 2020-06-01 | 2020-06-01 | Underwater collapsible replaceable oil storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485677.4A CN111674739A (en) | 2020-06-01 | 2020-06-01 | Underwater collapsible replaceable oil storage system |
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| Publication Number | Publication Date |
|---|---|
| CN111674739A true CN111674739A (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010485677.4A Pending CN111674739A (en) | 2020-06-01 | 2020-06-01 | Underwater collapsible replaceable oil storage system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303654A (en) * | 2022-06-27 | 2022-11-08 | 中国人民解放军海军勤务学院 | Underwater oil storage oil bag and device |
-
2020
- 2020-06-01 CN CN202010485677.4A patent/CN111674739A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303654A (en) * | 2022-06-27 | 2022-11-08 | 中国人民解放军海军勤务学院 | Underwater oil storage oil bag and device |
| CN115303654B (en) * | 2022-06-27 | 2024-02-13 | 中国人民解放军海军勤务学院 | Underwater oil storage oil bag and device |
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