CN110242258B - Underwater supercharging system - Google Patents
Underwater supercharging system Download PDFInfo
- Publication number
- CN110242258B CN110242258B CN201910662754.6A CN201910662754A CN110242258B CN 110242258 B CN110242258 B CN 110242258B CN 201910662754 A CN201910662754 A CN 201910662754A CN 110242258 B CN110242258 B CN 110242258B
- Authority
- CN
- China
- Prior art keywords
- oil
- pump body
- pipeline
- underwater
- pressurizing system
- 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.)
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Links
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 238000007599 discharging Methods 0.000 claims description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- 239000013043 chemical agent Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 103
- 230000002457 bidirectional effect Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000003208 petroleum Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 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
- 238000005086 pumping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Abstract
The invention discloses an underwater pressurizing system, which comprises a pump body, wherein the pump body is a two-way pump, the pump body is connected with a driving assembly, one end of the pump body is connected with a buffer tank through an oil pipeline, the other end of the pump body is connected with a liquid collecting tank through an oil pipeline, the liquid collecting tank is connected with a second oil outlet pipeline facing to the outside of a well, an oil inlet of the buffer tank is connected with an oil inlet pipeline through an oil guide pipe, the pump body rotates forward to enable collected oil to enter the pressurizing system along the oil inlet pipeline, most of the oil enters the buffer tank along with the oil guide pipe, and the collected oil enters the liquid collecting tank through the conveying of the pump body, so that the collected oil smoothly enters the buffer tank and the liquid collecting tank, and at the moment, the pump body is driven to rotate reversely through the driving assembly, so that the pump body pumps gas outside the well into a system pipeline to pressurize the oil, and after pressurization is completed, so that the conveying efficiency of the oil is effectively improved, the underwater pressurizing system is beneficial to the development of the oil.
Description
Technical Field
The invention relates to the technical field of underwater drilling oil extraction equipment, in particular to an underwater pressurizing system.
Background
Petroleum refers to gaseous, liquid and solid hydrocarbon mixtures, having natural production. Petroleum, which is a viscous, dark brown liquid called "industrial blood", is also classified into crude oil, natural gas liquids, natural tars, and the like. The upper part of the crust has petroleum storage. The main component is a mixture of various alkanes, cycloalkanes and aromatic hydrocarbons. Is one of the main objects of geological exploration, contains a large amount of petroleum resources in the ocean lake, and therefore, the underwater drilling oil extraction technology is required to be greatly developed.
In the existing underwater oil extraction system, pumps are usually directly put into wells, the drilled oil is pumped out of the wells through the pumps, when viscous oil is transported at the bottom of the wells, the condition that the pressure of the oil environment at the bottom of the wells is low and the transportation efficiency is low is always caused by the action of the pumps, so that an underwater pressurizing system used in the underwater oil extraction system is needed.
Disclosure of Invention
The present invention is directed to an underwater pressurizing system, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an under water pressurization system, includes the pump body, the pump body is the bi-directional pump, pump body coupling drive assembly, the one end of pump body is through defeated oil piping connection buffer tank, and defeated oil piping connection liquid collecting tank is passed through to the other end of pump body, and the liquid collecting tank is connected No. two oil outlet pipe way towards the well outward, the oil inlet of buffer tank is through leading oil piping connection oil feed pipeline, and oil feed pipeline is still connected No. one oil outlet pipe way towards the well outward.
As a further scheme of the invention: and an electric actuator and an adjustable oil nozzle are arranged at the junction of the ends of the first oil outlet pipeline and the second oil outlet pipeline.
As still further aspects of the invention: the driving assembly connected with the pump body comprises a compressor assembly and a motor, and the compressor assembly and the motor are electrically connected with the pump body.
As still further aspects of the invention: and an underwater wet gas flowmeter is arranged on an oil guide pipe connected with the oil inlet of the buffer tank.
As still further aspects of the invention: and the first oil outlet pipeline and the second oil outlet pipeline are connected with chemical agent injection pipelines, and the chemical agent injection pipelines are provided with control valves.
As still further aspects of the invention: the chemical agent added is methanol.
As still further aspects of the invention: the oil pipeline that the pump body both ends are connected is equipped with sensor subassembly on, and sensor subassembly includes temperature sensor and pressure sensor.
As still further aspects of the invention: the oil collecting tank is also connected with an oil discharging pipeline, the lower end of the oil collecting tank is provided with an oil discharging port, the oil discharging port is connected with the oil discharging pipeline, and the oil discharging pipeline is provided with a one-way valve.
As still further aspects of the invention: and the ends of the pump body and the oil discharge pipeline are provided with multiple joints.
Compared with the prior art, the invention has the beneficial effects that: the pump body rotates forward to enable collected oil to enter the pressurizing system along the oil inlet pipeline, most of the oil enters the buffer tank along with the oil guide pipe and enters the liquid collecting tank through the conveying of the pump body, so that the collected oil smoothly enters the buffer tank and the liquid collecting tank, at the moment, the pump body is driven by the driving assembly to rotate reversely, gas outside the well is pumped into the system pipeline by the pump body, the oil is pressurized, a loop is formed, the collected oil is smoothly discharged after the pressurization is finished, the conveying efficiency of the oil exploitation is effectively improved, the underwater exploitation and development of the oil are facilitated, and the oil collecting device is simple in structure, high in practicability and easy to use and popularize.
Drawings
Fig. 1 is a schematic diagram of the structure of an underwater pressurizing system.
Fig. 2 is a schematic structural diagram of a surge tank in an underwater pressurizing system.
Fig. 3 is a schematic structural view of a liquid collecting tank in an underwater pressurizing system.
Wherein: the hydraulic oil pump comprises an electric actuator 1, an adjustable oil nozzle 2, a liquid collecting tank 3, a one-way valve 4, a multi-way joint 5, a pump body 6, an underwater wet gas flowmeter 7, a buffer tank 8, a compressor unit 9, a motor 10, an oil inlet pipeline 11, a first oil outlet pipeline 12, a second oil outlet pipeline 13 and an oil discharging pipeline 14.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1 to 3, in the embodiment of the invention, an underwater pressurizing system includes a pump body 6, the pump body 6 is a bidirectional pump, the bidirectional pump is different from the traditional pump body, and can perform bidirectional rotation, that is, pumping and sucking operations can be simultaneously realized in an installation system, the pump body 6 is connected with a driving component, one end of the pump body 6 is connected with a buffer tank 8 through an oil delivery pipeline, the other end of the pump body 6 is connected with a liquid collection tank 3 through the oil delivery pipeline, the liquid collection tank 3 is connected with a second oil outlet pipeline 13 facing the outside of a well, an oil inlet of the buffer tank 8 is connected with an oil inlet pipeline 11 through an oil delivery pipeline, the oil inlet pipeline 11 is also connected with a first oil outlet pipeline 12 facing the outside of the well, an electric actuator 1 and an adjustable oil nozzle 2 are arranged at the junction of the first oil outlet pipeline 12 and the second oil outlet pipeline 13, during specific operations, collected oil enters the pressurizing system along the oil inlet pipeline 11, most of the oil enters the buffer tank 8 through the delivery of the pump body 6 into the liquid collection tank 3, thus the collected oil enters the liquid collection tank 3 smoothly, the collected oil enters the liquid collection tank 3, and the liquid collection tank 3 is pumped and is pumped out of the pump body through the pump body 6 smoothly, and the pump efficiency is improved when the pump body is driven to be well successfully developed, and the pump efficiency is improved.
Specifically, the driving assembly connected with the pump body 6 comprises a compressor assembly 9 and a motor 10, wherein the compressor assembly 9 and the motor 10 are electrically connected with the pump body 6, and the compressor assembly 9 and the motor 10 cooperate to provide power for the operation of the pump body 6.
Specifically, install underwater moisture flowmeter 7 on the oil pipe that leads of connecting buffer tank 8 oil inlet, moisture widely exists in the oil and gas industry, detects the moisture in the pressurized system under water through buffer tank 8, has positive effect to reducing the investment and the running cost of oil gas field, improves the production efficiency and the scientific management level of oil gas field.
Specifically, the first oil outlet pipeline 12 and the second oil outlet pipeline 13 are both connected with chemical agent injection pipelines, the chemical agent injection pipelines are all provided with control valves, the added chemical agent is preferably methanol, and the methanol is favorable for preventing the blockage of petroleum and improving the petroleum conveying efficiency.
Specifically, the oil pipeline that the pump body 6 both ends are connected is equipped with sensor assembly, including temperature sensor and pressure sensor, carries out the real-time detection of temperature and pressure to the environment is carried at the pump body 6 both ends, is convenient for stably, safe carry out the boost transport control.
Example 2:
referring to fig. 1 to 3, in the embodiment of the present invention, on the basis of embodiment 1, a function of an underwater supercharging system is upgraded, specifically:
the oil collecting tank 3 is also connected with an oil discharging pipeline, the lower end of the oil collecting tank 3 is provided with an oil discharging port, the oil discharging port is connected with an oil discharging pipeline 14, the oil discharging pipeline 14 is provided with a one-way valve 4 for controlling the oil discharging operation, the oil stored in the oil collecting tank 3 is conveniently discharged and caused to flow back through the arrangement of the oil discharging pipeline 14 and the one-way valve 4, and the ends of the pump body 6 and the oil discharging pipeline 14 are also provided with a multi-way joint 5 for facilitating the connection and installation of each pipeline.
The working principle of the invention is as follows: the pump body 6 is a bidirectional pump, the bidirectional pump is different from the traditional pump body, the bidirectional pump can perform bidirectional rotation, namely pumping and sucking can be simultaneously realized in a mounting system, the pump body 6 is connected with a driving assembly, one end of the pump body 6 is connected with a buffer tank 8 through an oil conveying pipeline, the other end of the pump body 6 is connected with a liquid collecting tank 3 through the oil conveying pipeline, the liquid collecting tank 3 is connected with a second oil outlet pipeline 13 facing the outside of a well, an oil inlet of the buffer tank 8 is connected with an oil inlet pipeline 11 through an oil guide pipeline, the oil inlet pipeline 11 is also connected with a first oil outlet pipeline 12 facing the outside of the well, and an electric actuator 1 and an adjustable oil nozzle 2 are arranged at the junction of the ends of the first oil outlet pipeline 12 and the second oil outlet pipeline 13;
when the oil pump works specifically, the pump body 6 rotates positively at first, so that collected oil enters the pressurizing system along the oil inlet pipeline 11, most of the oil enters the buffer tank 8 along with the oil guide pipe, and enters the liquid collection tank 3 through the conveying of the pump body 6, so that the collected oil smoothly enters the buffer tank 8 and the liquid collection tank 3, and at the moment, the pump body 6 is driven by the driving assembly to rotate reversely, so that the pump body 6 pumps gas outside a well into the pipeline of the system to pressurize the oil, a loop is formed, and the collected oil is smoothly discharged after the pressurization is finished, so that the transmission efficiency during oil exploitation is effectively improved, and the underwater exploitation and development of the oil are facilitated.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," etc. indicate or refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more. Features defining "first," "second," etc. may explicitly or implicitly include one or more such features.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The underwater pressurizing system comprises a pump body (6), and is characterized in that the pump body (6) is a two-way pump, the pump body (6) is connected with a driving assembly, one end of the pump body (6) is connected with a buffer tank (8) through an oil conveying pipeline, the other end of the pump body (6) is connected with a liquid collecting tank (3) through the oil conveying pipeline, the liquid collecting tank (3) is connected with a second oil outlet pipeline (13) facing the outside of a well, an oil inlet of the buffer tank (8) is connected with an oil inlet pipeline (11) through an oil guide pipeline, and the oil inlet pipeline (11) is also connected with a first oil outlet pipeline (12) facing the outside of the well;
an electric actuator (1) and an adjustable oil nozzle (2) are arranged at the junction of the ends of the first oil outlet pipeline (12) and the second oil outlet pipeline (13);
the lower end of the liquid collecting tank (3) is provided with an oil discharging port, the oil discharging port is connected with an oil discharging pipeline (14), and the oil discharging pipeline (14) is provided with a one-way valve (4).
2. The underwater pressurizing system according to claim 1, wherein the driving assembly connected with the pump body (6) comprises a compressor block (9) and a motor (10), and the compressor block (9) and the motor (10) are electrically connected with the pump body (6).
3. The underwater pressurizing system according to claim 1, characterized in that an underwater wet gas flow meter (7) is mounted on an oil conduit connecting with an oil inlet of the buffer tank (8).
4. The underwater pressurizing system according to claim 1, wherein the first oil outlet pipeline (12) and the second oil outlet pipeline (13) are connected with chemical agent injection pipelines, and the chemical agent injection pipelines are provided with control valves.
5. The subsea pressurization system of claim 4, wherein the added chemical is methanol.
6. The underwater pressurizing system according to claim 1, wherein a sensor assembly is arranged on the oil delivery pipeline connected with two ends of the pump body (6), and the sensor assembly comprises a temperature sensor and a pressure sensor.
7. The underwater pressurizing system according to claim 1, characterized in that the ends of the pump body (6) and the oil discharge pipeline (14) are provided with a multi-way joint (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910662754.6A CN110242258B (en) | 2019-07-22 | 2019-07-22 | Underwater supercharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910662754.6A CN110242258B (en) | 2019-07-22 | 2019-07-22 | Underwater supercharging system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110242258A CN110242258A (en) | 2019-09-17 |
| CN110242258B true CN110242258B (en) | 2023-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910662754.6A Active CN110242258B (en) | 2019-07-22 | 2019-07-22 | Underwater supercharging system |
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| Country | Link |
|---|---|
| CN (1) | CN110242258B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458251B (en) * | 2021-12-29 | 2024-02-09 | 海洋石油工程股份有限公司 | Underwater supercharging manifold device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140118167A (en) * | 2013-03-28 | 2014-10-08 | 현대중공업 주식회사 | Gas boosting and lifting system for high productivity of undersea plant |
| CN204098886U (en) * | 2014-08-12 | 2015-01-14 | 李静 | Producing well dosing supercharging device |
| CN207686682U (en) * | 2017-05-20 | 2018-08-03 | 胜利油田瑞特机械制造有限责任公司 | A kind of casing gas recovering device |
| CN211314176U (en) * | 2019-07-22 | 2020-08-21 | 深圳迪玛深蓝科技有限公司 | Underwater pressurization system |
-
2019
- 2019-07-22 CN CN201910662754.6A patent/CN110242258B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140118167A (en) * | 2013-03-28 | 2014-10-08 | 현대중공업 주식회사 | Gas boosting and lifting system for high productivity of undersea plant |
| CN204098886U (en) * | 2014-08-12 | 2015-01-14 | 李静 | Producing well dosing supercharging device |
| CN207686682U (en) * | 2017-05-20 | 2018-08-03 | 胜利油田瑞特机械制造有限责任公司 | A kind of casing gas recovering device |
| CN211314176U (en) * | 2019-07-22 | 2020-08-21 | 深圳迪玛深蓝科技有限公司 | Underwater pressurization system |
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| Publication number | Publication date |
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| CN110242258A (en) | 2019-09-17 |
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