CN115492564A - Device for separating oil, water and gas of ocean platform - Google Patents
Device for separating oil, water and gas of ocean platform Download PDFInfo
- Publication number
- CN115492564A CN115492564A CN202110606078.8A CN202110606078A CN115492564A CN 115492564 A CN115492564 A CN 115492564A CN 202110606078 A CN202110606078 A CN 202110606078A CN 115492564 A CN115492564 A CN 115492564A
- Authority
- CN
- China
- Prior art keywords
- pipe
- oil
- water
- separation
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 238000000926 separation method Methods 0.000 claims abstract description 100
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 70
- 239000007789 gas Substances 0.000 description 47
- 238000004891 communication Methods 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0007—Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention relates to the technical field of ocean engineering, in particular to an oil, water and gas separation device for an ocean platform, which is formed by connecting three stages of oil, water and gas separation devices in series, wherein the three stages of oil, water and gas separation devices comprise: the pre-separation pipe, the gas collecting pipe, the oil collecting pipe, the water collecting pipe, the first oil outlet pipe, the first water outlet pipe, the separation tank and the air outlet pipe have the advantages of simple structure, low manufacturing cost, obvious separation effect, small volume and simple operation, and can improve the working efficiency.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to an oil, water and gas separation device for an ocean platform.
Background
With the economic development of China, the demand for energy is continuously increased, the difference between the supply and demand of energy is increasingly large, and the exploitation technology and the supply of oil and gas resources in China are more dependent on other countries.
The oil, water and gas separating device is a device for separating crude oil, water and associated natural gas produced by an oil well, and the water content of the oil field is greatly improved due to continuous exploitation of oil in the oil separating device at the present stage, so that the efficiency of the crude oil, water and gas separating device is reduced.
Most of oil, gas, water separator now lack commonality and popularity, all design according to the particular case in a certain oil field, and the fluctuation of water content influences the separation effect obviously, if the water content increases, can the greatly reduced gas separation effect, and the volume is great, and area is great, and transportation and installation cost are high.
Disclosure of Invention
The invention aims to provide a device for separating oil, water and gas of an ocean platform, aiming at the defects in the prior art.
The technical scheme is as follows:
a device for separating oil, water and gas of an ocean platform is formed by connecting three stages of oil, water and gas separating devices in series.
Further, the tertiary oil, water, gas separator includes: the device comprises a preseparating pipe, a gas collecting pipe, an oil collecting pipe, a water collecting pipe, a first oil outlet pipe, a first water outlet pipe, a separation tank and a gas outlet pipe;
the pre-separation pipe is connected with the gas collecting pipe, the oil collecting pipe and the water collecting pipe;
the gas collecting pipe, the oil collecting pipe and the water collecting pipe are vertically arranged from top to bottom in sequence;
the gas collecting pipe downstream is connected with a gas outlet pipe, the oil collecting pipe downstream and the water collecting pipe downstream are connected with a first oil outlet pipe and a first water outlet pipe, the first oil outlet pipe and the first water outlet pipe are connected with a separation tank, and the gas outlet pipe is connected with an external gas storage tank.
Furthermore, the pre-separation pipe comprises a pre-separation air pipe, a pre-separation oil pipe and a pre-separation water pipe, and the pre-separation air pipe, the pre-separation oil pipe and the pre-separation water pipe are sequentially connected in parallel from top to bottom.
Furthermore, the pre-separation air pipe and the pre-separation oil pipe, and the pre-separation oil pipe and the pre-separation water pipe are respectively connected vertically through a pre-separation communicating pipe.
Furthermore, the pre-separation air pipe and the pre-separation oil pipe are horizontal pipes, and the pre-separation water pipe is an inclined pipe.
Furthermore, the gas collecting pipe, the oil collecting pipe and the water collecting pipe are horizontal annular pipelines and are arranged in parallel from top to bottom.
Furthermore, a plurality of communicating pipes are arranged among the gas collecting pipe, the oil collecting pipe and the water collecting pipe and are vertically communicated with each other.
Furthermore, an oil outlet pipe II and a water outlet pipe II are arranged on the separation tank, the oil outlet pipe II is connected with an external oil outlet pipe, and the water outlet pipe II is connected with an external water storage tank.
Furthermore, gate valves are arranged on the air outlet pipe, the oil outlet pipe II and the water outlet pipe II.
Furthermore, a pressure gauge is arranged at the upper part or the top end of the separation tank.
The beneficial effects of the invention are:
1. the oil, water and gas separating device for the ocean platform has the advantages of simple structure and low manufacturing cost.
2. The separation device for the oil, the water and the gas of the ocean platform has three-stage separation, the separation effect is obvious, and the working efficiency can be improved.
3. The oil, water and gas separation device for the ocean platform simplifies the internal structure, and has small volume and simple operation.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
in the figure:
1. pre-separation pipe
2. Oil collecting pipe
3. Water collecting pipe
4. Gas collecting pipe
5. Oil outlet pipe 1
6. Water outlet pipe I
7. Air outlet pipe
8. Separating tank
9. Water outlet pipe II
10. Oil outlet pipe 2
11. Pre-separation air pipe
12. Pre-separation water pipe
13. Pre-separation oil pipe
14. Pre-separation communicating pipe
15. Gate valve
16. Pressure gauge
17. Base seat
41. And a second communicating pipe.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Referring to fig. 1-2, a device for separating oil, water and gas of an ocean platform comprises a three-stage oil, water and gas separation device, and comprises:
the device comprises a pre-separation pipe 1, an oil collection pipe 2, a water collection pipe 3, a gas collection pipe 4, an oil outlet pipe I5, a water outlet pipe I6, an air outlet pipe 7, a separation tank 8, a water outlet pipe II 9 and an oil outlet pipe II 10.
A first-stage separation device: the pre-separation pipe 1 is arranged at the most upstream of the device and is formed by sequentially connecting a pre-separation gas pipe 11, a pre-separation oil pipe 13 and a pre-separation water pipe 12 in parallel from top to bottom, the pre-separation gas pipe 11 and the pre-separation oil pipe 13, the pre-separation oil pipe 13 and the pre-separation water pipe 12 are respectively vertically communicated up and down through a pre-separation communicating pipe 14, the pre-separation communicating pipes 14 are four groups in the embodiment, wherein the pre-separation gas pipe 11 and the pre-separation oil pipe 13 are horizontally arranged, and the pre-separation water pipe 12 is obliquely arranged from the oil supply direction.
A secondary separation device: the gas collecting pipe 4, the oil collecting pipe 2 and the water collecting pipe 3 are horizontal annular pipelines and are sequentially arranged in parallel from top to bottom, the gas collecting pipe 4, the oil collecting pipe 2 and the water collecting pipe 3 are vertically communicated up and down through a plurality of communicating pipes II 41, the pre-separation gas pipe 11, the pre-separation oil pipe 13 and the pre-separation water pipe 12 are communicated with one communicating pipe II 41, the communicating end of the pre-separation gas pipe 11, the pre-separation oil pipe 13 and the pre-separation water pipe 12 are arranged from top to bottom, and the water collecting pipe 3 is located on the base 17.
A third-stage separation device: and a pipeline is respectively led out from the downstream self-gas collecting pipe 4, the oil collecting pipe 2 and the water collecting pipe 3 opposite to the communicating end of the pre-separation gas pipe 11, the pre-separation oil pipe 13, the pre-separation water pipe 12 and the communicating pipe II 41 to form a gas outlet pipe 7, a first oil outlet pipe 5 and a first water outlet pipe 6, the gas outlet pipe 7 is communicated with an external gas storage tank, the first oil outlet pipe 5 is communicated with the middle part of the separation tank 8, and the first water outlet pipe 6 is communicated with the lower part or the bottom of the separation tank 8.
A pipeline led out from the downstream of the opposite side of the communication end of the first oil outlet pipe 5 and the separation tank 8 is an oil outlet pipe II 10, a pipeline led out from the downstream of the opposite side of the communication end of the first water outlet pipe 6 and the separation tank 8 is a water outlet pipe II 9, the oil outlet pipe II 10 is positioned above the water outlet pipe II 9, the oil outlet pipe II 10 is communicated with an external oil storage tank, and the water outlet pipe II 9 is communicated with an external water storage tank.
In this embodiment, a pressure gauge 16 is further disposed at the upper portion or the top end of the separation tank 8.
In this embodiment, the outlet pipe 7, the second outlet pipe 10 and the second outlet pipe 9 are further provided with a gate valve 15.
The device comprises the following process flows:
firstly, oil, water, gas mixture gets into preseparation pipe 1, carry out the primary separation through preseparation pipe 1 to oil, water, gas mixture, afterwards, because the proportion of oil, water, gas is different, gas gets into gas collecting pipe 4, oil gets into oil collecting pipe 2, water gets into collector pipe 3, oil and water carry out the secondary separation, then via oil outlet pipe, the outlet pipe gets into knockout drum 8, carry out the cubic separation through knockout drum 8, finally, gas passes through outlet duct 7 and gets into outside gas holder, oil passes through outlet pipe two 10 and gets into outside oil storage tank, water passes through outlet pipe two 9 and gets into outside water storage tank.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A device for separating oil, water and gas of an ocean platform is characterized by being formed by connecting three stages of oil, water and gas separating devices in series.
2. The apparatus of claim 1, wherein the tertiary oil, water, gas separation apparatus comprises: the device comprises a pre-separation pipe (1), a gas collecting pipe (4), an oil collecting pipe (2), a water collecting pipe (3), an oil outlet pipe I (5), a water outlet pipe I (6), a separation tank (8) and a gas outlet pipe (7);
the pre-separation pipe (1) is connected with the gas collecting pipe (4), the oil collecting pipe (2) and the water collecting pipe (3);
the gas collecting pipe (4), the oil collecting pipe (2) and the water collecting pipe (3) are vertically arranged from top to bottom in sequence;
the gas collecting pipe (4) is connected with the gas outlet pipe (7) at the downstream, the oil collecting pipe (2) and the water collecting pipe (3) are connected with the oil outlet pipe (5) and the water outlet pipe (6) at the downstream, the oil outlet pipe (5) and the water outlet pipe (6) are connected with the separating tank (8), and the gas outlet pipe (7) is connected with the external gas storage tank.
3. The device for oil, water and gas separation of the ocean platform according to claim 2, wherein the pre-separation pipe (1) comprises a pre-separation gas pipe (11), a pre-separation oil pipe (13) and a pre-separation water pipe (12), and the pre-separation gas pipe (11), the pre-separation oil pipe (13) and the pre-separation water pipe (12) are connected in parallel from top to bottom in sequence.
4. Device for oil, water and gas separation of ocean platforms according to claim 3, characterized in that the pre-separation gas pipe (11) and pre-separation oil pipe (13), pre-separation oil pipe (13) and pre-separation water pipe (12) are vertically connected by pre-separation communicating pipe (14).
5. The device for oil, water and gas separation of ocean platform according to claim 4, wherein the pre-separation gas pipe (11) and the pre-separation oil pipe (13) are horizontal pipes, and the pre-separation water pipe (12) is an inclined pipe.
6. The device for separating oil, water and gas of the ocean platform according to claim 1, wherein the gas collecting pipe (4), the oil collecting pipe (2) and the water collecting pipe (3) are horizontal annular pipes and are arranged in parallel from top to bottom.
7. The device for separating oil, water and gas of the ocean platform according to claim 6, wherein a plurality of communicating pipes II (41) are arranged among the gas collecting pipe (4), the oil collecting pipe (2) and the water collecting pipe (3) and are vertically communicated with each other.
8. The device for oil, water and gas separation of the ocean platform according to claim 7, wherein the separation tank (8) is provided with a second oil outlet pipe (10) and a second water outlet pipe (9), the second oil outlet pipe (10) is connected with an external oil outlet pipe, and the second water outlet pipe (9) is connected with an external water storage tank.
9. The device for separating oil, water and gas of the ocean platform according to claim 8, wherein the outlet pipe (7), the second outlet pipe (10) and the second outlet pipe (9) are provided with gate valves (15).
10. A device for oil, water and gas separation at a sea platform according to any of claims 1-9, characterized in that the upper part or top end of the separation tank (8) is further provided with a pressure gauge (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110606078.8A CN115492564A (en) | 2021-06-01 | 2021-06-01 | Device for separating oil, water and gas of ocean platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110606078.8A CN115492564A (en) | 2021-06-01 | 2021-06-01 | Device for separating oil, water and gas of ocean platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115492564A true CN115492564A (en) | 2022-12-20 |
Family
ID=84465275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110606078.8A Pending CN115492564A (en) | 2021-06-01 | 2021-06-01 | Device for separating oil, water and gas of ocean platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115492564A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104828990A (en) * | 2015-03-11 | 2015-08-12 | 崔斌 | Pipe-in-pie four-phase separator and pre-separation method of oil and water mixed liquor in oil field |
| CN205258150U (en) * | 2015-11-16 | 2016-05-25 | 山东京博石油化工有限公司 | Petrochemical oil -water separator |
| CN107090306A (en) * | 2017-04-19 | 2017-08-25 | 西安长庆油气建设实业有限责任公司 | A kind of solid multi-phase separation technique of oil gas water and multi-phase separation device |
| CN206853202U (en) * | 2017-04-19 | 2018-01-09 | 西安长庆油气建设实业有限责任公司 | A kind of oil gas water solid separation device with multi-stage separation |
| CN212417088U (en) * | 2020-03-18 | 2021-01-29 | 胜利油田龙玺石油工程服务有限责任公司 | Oil gas water pipe type separator |
-
2021
- 2021-06-01 CN CN202110606078.8A patent/CN115492564A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104828990A (en) * | 2015-03-11 | 2015-08-12 | 崔斌 | Pipe-in-pie four-phase separator and pre-separation method of oil and water mixed liquor in oil field |
| CN205258150U (en) * | 2015-11-16 | 2016-05-25 | 山东京博石油化工有限公司 | Petrochemical oil -water separator |
| CN107090306A (en) * | 2017-04-19 | 2017-08-25 | 西安长庆油气建设实业有限责任公司 | A kind of solid multi-phase separation technique of oil gas water and multi-phase separation device |
| CN206853202U (en) * | 2017-04-19 | 2018-01-09 | 西安长庆油气建设实业有限责任公司 | A kind of oil gas water solid separation device with multi-stage separation |
| CN212417088U (en) * | 2020-03-18 | 2021-01-29 | 胜利油田龙玺石油工程服务有限责任公司 | Oil gas water pipe type separator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103912253B (en) | Gas well single well gas recovery system and low-pressure recovery method thereof | |
| CN103527927B (en) | Skid-mounted natural gas gathering and transporting device | |
| CN202419137U (en) | Bulk multi-way valve intelligent well-selecting metering station | |
| CN115492564A (en) | Device for separating oil, water and gas of ocean platform | |
| CN104930348B (en) | One kind switches and is vented skid-mounted device based on big collecting well group high-low pressure | |
| CN201460859U (en) | Oil-gas separation pipe | |
| CN203640686U (en) | Compression expansion separation heating system with vortex tube throttle valve for high-hydrogen-sulfide-content natural gas | |
| CN102909201A (en) | Oil tank cleaning device | |
| CN211738650U (en) | Pretreatment system for offshore fixed liquefied natural gas platform | |
| CN202442102U (en) | Nitrogen centralized gas supply system | |
| CN101979118B (en) | Multi-branch oil-gas-liquid phase separator | |
| CN201672252U (en) | Gas gathering station emptying natural gas injection recovery device | |
| CN212316059U (en) | Spiral-flow type underground liquid-gas separation device | |
| CN201215252Y (en) | Straw gas supply device | |
| CN212417088U (en) | Oil gas water pipe type separator | |
| CN202893542U (en) | Rail-type oil-gas-water three-phase separation device | |
| CN201823342U (en) | Oil-gas-liquid three-phase separator of manifold | |
| CN202718706U (en) | Separating device of mine ventilation air gas | |
| CN204901344U (en) | Contain sulphur natural gas throttle measurement integration device | |
| CN206127220U (en) | A high -efficient knockout tower for petroleum production | |
| CN102008867A (en) | Multi-branch pipe gas-liquid separator | |
| CN205824607U (en) | A kind of gas multi-pipeline gathering system | |
| CN203685154U (en) | Compact type GLCC separating and supercharging device | |
| CN221881168U (en) | Skid-mounted fuel gas treatment device | |
| CN204943542U (en) | A kind of light hydrocarbon oil normal temperature industry gas making device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |