CN209782232U - Compression device for realizing gas-liquid mixed transportation system - Google Patents
Compression device for realizing gas-liquid mixed transportation system Download PDFInfo
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- CN209782232U CN209782232U CN201920384017.XU CN201920384017U CN209782232U CN 209782232 U CN209782232 U CN 209782232U CN 201920384017 U CN201920384017 U CN 201920384017U CN 209782232 U CN209782232 U CN 209782232U
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Abstract
The utility model discloses a compressor arrangement for realizing gas-liquid defeated system thoughtlessly, the device includes: the air cooler comprises a first pneumatic valve, a first separator, a second pneumatic valve, a first pressure reducing valve, a second separator, a compressor, a third pneumatic valve, a first one-way valve, a first liquid level switch, an air cooler, an inlet, an outlet, a second one-way valve and a pipeline. The compression device for realizing the gas-liquid mixed conveying system is provided with a double separator structure of a first separator and a second separator, wherein, through the second separator, gas is finally discharged through an outlet under the supercharging effect of a compressor and the cooling effect of an air cooler; through the matching of the first separator and the second separator, through the pressurization effect of gas, through the arrangement of the third pneumatic valve and the second one-way valve, and finally liquid is discharged through the outlet; thereby realizing the technical effect of conveying the natural gas and the liquid to the downstream in a mixing way.
Description
Technical Field
The utility model relates to a fluid delivery device technical field especially relates to a compressor arrangement for realizing gas-liquid thoughtlessly defeated system.
background
In natural gas exploitation scenes such as natural gas well mouths and shale gas well mouths, natural gas is generated and simultaneously liquid such as petroleum or water is discharged, the traditional natural gas yield increasing and pressurizing conveying modes are that liquid is separated and then the natural gas is conveyed independently through a pipe network, and the separated liquid is generally stored and then is additionally processed through modes such as vehicle transportation. However, many well heads do not have the existing separation condition, and the transportation cost with the separation condition is high, and the environment pollution caused by the improper treatment of waste liquid, sewage and the like is caused. The compressor unit of the oil-gas mixed transportation system in the prior art generally adopts a separator in an upper cavity mode and a lower cavity mode, but when the separator in the upper cavity mode and the lower cavity mode leaks, the compressor unit is difficult to inspect and maintain.
SUMMERY OF THE UTILITY MODEL
The utility model provides a compressor arrangement for realizing gas-liquid defeated system thoughtlessly, the device includes: a first separator, a second separator, a compressor, and an air cooler, wherein,
the first separator is connected with the air cooler through a pipeline, and a first pneumatic valve is arranged at a position close to the first separator through the pipeline;
a first port positioned at the top of the first separator is connected with a second separator through a first pipeline, and a second pneumatic valve and a first pressure reducing valve are sequentially arranged on the first pipeline from bottom to top at a position close to the first separator;
a second port positioned at the middle lower part of the first separator is connected with a second separator through a second pipeline, and a first one-way valve is arranged on the second pipeline;
a third port at the bottom of the first separator is connected with an outlet through a third pipeline, and a third pneumatic valve and a second one-way valve are sequentially arranged on the third pipeline from left to right at a position close to the outlet;
the inlet 13 is connected with the second separator 5 through a fourth pipeline, the second separator 5 is connected with the compressor 7 through a sixth pipeline through an outlet at the upper end, the compressor 7 is connected with the air cooler 12 through a seventh pipeline, and the air cooler 12 is connected with the outlet 14 through an eighth pipeline;
The first liquid level switch is arranged above the first separator;
the flow direction of the first one-way valve is from the second separator to the first separator, and the flow direction of the second one-way valve is from the first separator to the outlet;
the first pneumatic valve and the third pneumatic valve are normally closed valves, and when the liquid level in the first separator reaches the position of the first liquid level switch, the first pneumatic valve and the third pneumatic valve are automatically opened;
and the second pneumatic valve is a normally open valve, and is automatically closed when the liquid level in the first separator reaches the position of the first liquid level switch.
Optionally, the apparatus further comprises a second level switch mounted above the second separator.
Optionally, the apparatus further comprises a pressure maintaining valve mounted on the fourth line.
optionally, the apparatus further comprises a third separator connected to the engine through a fifth line, the fifth line having a second pressure reducing valve installed thereon, the third separator connected to the pipe through a sixth line, the sixth line having a third pressure reducing valve installed thereon.
The compression device for realizing the gas-liquid mixed conveying system is provided with a double separator structure of a first separator and a second separator, wherein, through the second separator, gas is finally discharged through an outlet under the supercharging effect of a compressor and the cooling effect of an air cooler; through the matching of the first separator and the second separator, through the pressurization effect of gas, through the arrangement of the third pneumatic valve and the second one-way valve, and finally liquid is discharged through the outlet; thereby realizing the technical effect of conveying the natural gas and the liquid to the downstream in a mixing way.
drawings
Fig. 1 is a schematic front view of a compression apparatus for implementing a gas-liquid mixed transportation system according to an embodiment of the present invention;
Fig. 2 shows a schematic top view of a compression device for implementing a gas-liquid mixture transportation system according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a compressor arrangement for realizing gas-liquid mixed transportation system, figure 1 shows the basis the utility model discloses an embodiment be used for realizing gas-liquid mixed transportation system's compressor arrangement's main structure schematic view, figure 2 shows the basis the utility model discloses an embodiment be used for realizing gas-liquid mixed transportation system's compressor arrangement overlook structure schematic view, as shown in figure 1 and 2, a compressor arrangement for realizing gas-liquid mixed transportation system includes: a first separator 2, a second separator 5, a compressor 7, and an air cooler 12, wherein,
The first separator 2 is connected with the air cooler 12 through a pipeline 18, and the pipeline 18 is provided with a first pneumatic valve 1 at a position close to the first separator 2;
A first port at the top of the first separator 2 is connected with a second separator 5 through a first pipeline, and a second pneumatic valve 3 and a first pressure reducing valve 4 are sequentially arranged on the first pipeline from bottom to top at a position close to the first separator 2;
a second port positioned at the middle lower part of the first separator 2 is connected with a second separator 5 through a second pipeline, and a first check valve 9 is arranged on the second pipeline;
a third port at the bottom of the first separator 2 is connected with an outlet 14 through a third pipeline, and a third pneumatic valve 8 and a second one-way valve 15 are sequentially arranged on the third pipeline from left to right at a position close to the outlet 14;
the inlet 13 is connected with the second separator 5 through a fourth pipeline, the second separator 5 is connected with the compressor 7 through a sixth pipeline through an outlet at the upper end, the compressor 7 is connected with the air cooler 12 through a seventh pipeline, and the air cooler 12 is connected with the outlet 14 through an eighth pipeline;
A first level switch 10 is installed on the first separator 2, and preferably, the first level switch 10 is installed at the middle upper portion of the first separator 2.
The first non return valve 9 is in flow direction from the second separator 5 to the first separator 2 and the second non return valve 15 is in flow direction from the first separator 2 to the outlet 14.
In one embodiment of the present invention, the first liquid level switch 10 includes a first air source switch, which is controlled by the liquid level, when the liquid level inside the first separator 2 does not reach the liquid level position of the first liquid level switch 10, the first air source switch is in the closed state, at this time, the air source is disconnected, the first pneumatic valve 1 and the third pneumatic valve 8 are in the closed state, and the second pneumatic valve 3 is in the open state; when the liquid level in the first separator 2 reaches the liquid level position of the first liquid level switch 10, the first air source switch is triggered to be in an open state under the action of the floater on the liquid level switch, the air source is conducted at the moment, the first pneumatic valve 1 and the third pneumatic valve 8 which obtain the air source are automatically opened, and the second pneumatic valve 3 is automatically closed.
in natural gas extraction occasions such as natural gas well heads and shale gas well heads, the production of natural gas is accompanied by the discharge of liquids such as oil or water. The utility model discloses in, a compressor arrangement for realizing gas-liquid thoughtlessly defeated system is proposed for realize carrying gas and liquid simultaneously, its concrete theory of operation is:
The natural gas accompanied with the liquid such as oil or water enters the second separator 5 through the inlet 13, gas and liquid are separated in the second separator 5, wherein the gas enters the compressor 7 from the upper outlet of the second separator 5, the compressor 7 is used for compressing the gas discharged from the second separator 5, the pressure and temperature of the compressed gas are increased, the gas with the increased temperature enters the air cooler 12 for cooling, and the cooled gas is discharged through the outlet 14, namely, the gas is conveyed. As for the liquid after the separation of the gas and the liquid in the second separator 5, due to the difference in liquid level between the first separator 2 and the second separator 5, a part of the liquid in the second separator 5 enters the first separator 2 through the second line equipped with the first check valve 9 until the liquid level equilibrium between the first separator 2 and the second separator 5 occurs. When the liquid level in the first separator 2 reaches the position of the first liquid level switch 10, namely, due to the fact that the liquid level in the first separator 2 rises to the position of the first liquid level switch 10, the first air source switch on the first liquid level switch 10 is triggered to enter an opening state, at the moment, an air source is conducted, the first pneumatic valve 1 and the third pneumatic valve 8 which obtain the air source are automatically opened, the second pneumatic valve 3 is automatically closed, most of air in the pipeline 18 enters the first separator 2, along with the rise of the internal pressure of the first separator 2, the liquid in the first separator 2 is discharged through the outlet 14 finally under the action of high-pressure air through the third pneumatic valve 8 and the second one-way valve 15, and the liquid conveying is achieved. After the liquid in the first separator 2 is continuously discharged from the outlet 14, until the liquid level of the first separator 2 is lower than the position of the first liquid level switch 10, the first air source switch on the first liquid level switch 10 enters a closed state, at this time, the air source is disconnected, namely, the first pneumatic valve 1 and the third pneumatic valve 8 are automatically closed, and the second pneumatic valve 3 is automatically opened, at this time, the liquid in the first separator 2 stops being discharged from the outlet 14, and the high-pressure gas in the first separator 2 enters the second separator 5 after the pressure reduction action of the first pressure reducing valve 4, until the pressures of the first separator 2 and the second separator 5 reach equilibrium, and then the liquid in the second separator 5 can enter the first separator 2 again until the liquid level of the first separator 2 and the second separator 5 is balanced. When the liquid level in the first separator 2 reaches the position of the first level switch 10 again, the compression means performs the liquid discharge action again.
The compression device for realizing the gas-liquid mixed transportation system in the utility model is provided with a double separator structure of a first separator 2 and a second separator 5, wherein, through the second separator 5, the gas is finally discharged through an outlet 14 under the supercharging effect of a compressor 7 and the cooling effect of an air cooler 12; through the cooperation of the first separator 2 and the second separator 5, through the pressurization effect of the gas, through the arrangement of the third pneumatic valve 8 and the second one-way valve 15, finally the liquid is discharged through the outlet 14; thereby realizing the technical effect of conveying the natural gas and the liquid to the downstream in a mixing way.
in an embodiment of the present invention, the compression device for implementing a gas-liquid mixed transportation system further includes a second liquid level switch 6, the second liquid level switch 6 is installed above the second separator 5, and preferably, the second liquid level switch 6 is installed at an upper middle portion of the second separator 5; and the second level switch 6 is located at a higher level than the first level switch 10.
In this embodiment, in order to protect the compression device for realizing the gas-liquid mixture transportation system from liquid entering the compression device, when the liquid level in the second separator 5 continuously rises and reaches the position of the second liquid level switch 6, the operation of the compression device is automatically stopped.
in an embodiment of the present invention, the second liquid level switch 6 includes an electrical signal generating device, and when the liquid level inside the second separator 5 does not reach the liquid level position of the second liquid level switch 6, the compressing device normally works; when the liquid level in the second separator 5 reaches the liquid level position of the second liquid level switch 6, the second liquid level switch 6 sends an electric signal for closing the compression device to the control system, and meanwhile, the control system connected with the compression device receives the electric signal, so that the compression device stops operating.
In an embodiment of the present invention, the compression device for implementing a gas-liquid mixed transportation system further includes a pressure maintaining valve 19, and the pressure maintaining valve 19 is installed on the fourth pipeline.
In this embodiment, in order to stabilize the pressure of the natural gas and oil-water mixture entering the second separator 5 from the inlet 13, a pressure stabilizing valve 19 may be installed on a fourth line connecting the inlet 13 and the second separator 5, so that the pressure of the natural gas and oil-water mixture entering the second separator 5 is controlled within a range allowable by the compression device.
The utility model discloses an embodiment, a compressor arrangement for realizing gas-liquid mixture transportation system still includes third separator 11, third separator 11 passes through the fifth pipeline and links to each other with the engine install second relief pressure valve 16 on the fifth pipeline, third separator 11 passes through the sixth pipeline and links to each other with pipeline 18 install third relief pressure valve 17 on the sixth pipeline.
In this embodiment, when the liquid level of the first separator 2 is lower than the position of the first liquid level switch 10, the gas source switch on the first liquid level switch 10 is in an open state, that is, the gas source is disconnected, the first pneumatic valve 1 is in a closed state, the gas in the pipeline 18 cannot enter the first separator 2, and the gas in the pipeline 18 can only pass through the third pressure reducing valve 17, so as to enter the third separator 11. The gas in the third separator 11 can be passed through a second pressure reducing valve 16 and finally fed to the engine for use as fuel, so that the entire compression device is self-sufficient for fuel gas.
in an embodiment of the present invention, the compressor 7 may include an engine, that is, the compressor 7 and the engine may be integrated, for example, eight cylinders are provided in the compressor 7, wherein four cylinders are used for the compressor 7 to perform compression, and the other four cylinders are used for the engine to perform work.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. a compression device for realizing a gas-liquid mixed conveying system is characterized by comprising: a first separator, a second separator, a compressor, and an air cooler, wherein,
the first separator is connected with the air cooler through a pipeline, and a first pneumatic valve is arranged at a position close to the first separator through the pipeline;
a first port positioned at the top of the first separator is connected with a second separator through a first pipeline, and a second pneumatic valve and a first pressure reducing valve are sequentially arranged on the first pipeline from bottom to top at a position close to the first separator;
a second port positioned at the middle lower part of the first separator is connected with a second separator through a second pipeline, and a first one-way valve is arranged on the second pipeline;
a third port at the bottom of the first separator is connected with an outlet through a third pipeline, and a third pneumatic valve and a second one-way valve are sequentially arranged on the third pipeline from left to right at a position close to the outlet;
The inlet is connected with the second separator through a fourth pipeline, the second separator passes through the outlet at the upper end and is connected with the compressor through a sixth pipeline, the compressor is connected with the air cooler through a seventh pipeline, and the air cooler is connected with the outlet through an eighth pipeline;
A first liquid level switch is arranged above the first separator;
the flow direction of the first one-way valve is from the second separator to the first separator, and the flow direction of the second one-way valve is from the first separator to the outlet;
The first pneumatic valve and the third pneumatic valve are normally closed valves, and when the liquid level in the first separator reaches the position of the first liquid level switch, the first pneumatic valve and the third pneumatic valve are automatically opened;
and the second pneumatic valve is a normally open valve, and is automatically closed when the liquid level in the first separator reaches the position of the first liquid level switch.
2. The compression device for realizing a gas-liquid mixture conveying system according to claim 1, further comprising a second liquid level switch, wherein the second liquid level switch is installed above the second separator.
3. A compression device for realizing a gas-liquid mixture conveying system according to claim 2, further comprising a pressure maintaining valve, wherein the pressure maintaining valve is installed on the fourth pipeline.
4. The compression device for realizing a gas-liquid mixed conveying system according to claim 3, further comprising a third separator, wherein the third separator is connected with the engine through a fifth pipeline, a second pressure reducing valve is installed on the fifth pipeline, the third separator is connected with a pipeline through a sixth pipeline, and a third pressure reducing valve is installed on the sixth pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920384017.XU CN209782232U (en) | 2019-03-25 | 2019-03-25 | Compression device for realizing gas-liquid mixed transportation system |
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| CN201920384017.XU CN209782232U (en) | 2019-03-25 | 2019-03-25 | Compression device for realizing gas-liquid mixed transportation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812701A (en) * | 2019-03-25 | 2019-05-28 | 智马（北京）油气设备有限公司 | A kind of compression set and gas-liquid delivery method for realizing gas-liquid delivery system |
| CN113958867A (en) * | 2021-10-19 | 2022-01-21 | 中控智网(北京)能源技术有限公司 | Control method, system, equipment and storage medium for natural gas pipeline |
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2019
- 2019-03-25 CN CN201920384017.XU patent/CN209782232U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812701A (en) * | 2019-03-25 | 2019-05-28 | 智马（北京）油气设备有限公司 | A kind of compression set and gas-liquid delivery method for realizing gas-liquid delivery system |
| CN109812701B (en) * | 2019-03-25 | 2024-01-23 | 智马（北京）油气设备有限公司 | Compression device for realizing gas-liquid mixed transportation system and gas-liquid mixed transportation method |
| CN113958867A (en) * | 2021-10-19 | 2022-01-21 | 中控智网(北京)能源技术有限公司 | Control method, system, equipment and storage medium for natural gas pipeline |
| CN113958867B (en) * | 2021-10-19 | 2024-01-23 | 中控创新(北京)能源技术有限公司 | Control method, system, equipment and storage medium for natural gas pipeline |
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