CN220478563U - Pipeline defoamer and foam liquid mixing device suitable for gas well wellhead - Google Patents
Pipeline defoamer and foam liquid mixing device suitable for gas well wellhead Download PDFInfo
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- CN220478563U CN220478563U CN202322238105.8U CN202322238105U CN220478563U CN 220478563 U CN220478563 U CN 220478563U CN 202322238105 U CN202322238105 U CN 202322238105U CN 220478563 U CN220478563 U CN 220478563U
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- pipeline
- nozzle
- defoamer
- foam liquid
- tee
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- 239000006260 foam Substances 0.000 title claims abstract description 54
- 239000007788 liquid Substances 0.000 title claims abstract description 54
- 239000013530 defoamer Substances 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 claims abstract description 56
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 239000002518 antifoaming agent Substances 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 15
- 238000012544 monitoring process Methods 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Abstract
The utility model discloses a pipeline defoamer and foam liquid mixing device suitable for a wellhead of a gas well, which comprises a high-pressure single-flow valve, wherein one end of the high-pressure single-flow valve is connected with a production pipeline interface through a steel pipeline, the other end of the high-pressure single-flow valve is connected with one end of an extension tee joint through the steel pipeline, the other two ends of the extension tee joint are connected with a production pipeline through the production pipeline interface, one end of the extension tee joint is connected with one end of a tee joint through the steel pipeline, a slotting nozzle device is further arranged at one end, close to the production pipeline, of the extension tee joint, and the slotting nozzle device penetrates through the production pipeline interface. The utility model is suitable for a pipeline defoamer and foam liquid mixing device at the wellhead of a gas well, and by arranging the slotting nozzle device, the jet flow of the defoamer flowing out of slotting can vibrate left and right and be uniformly mixed with the foam liquid in the whole production pipeline, so that the required mixing effect is achieved, and incomplete defoaming is prevented.
Description
Technical Field
The utility model belongs to the technical field of petroleum and natural gas exploitation equipment, and relates to a pipeline defoamer and foam liquid mixing device suitable for a wellhead of a gas well.
Background
In the implementation of the existing foam drainage gas production process, the matched defoaming process generally adopts a mode of centralized defoaming at a gas collecting station and defoaming at a wellhead balance tank, the defoaming agent stops injecting at the joint of an emergency cut-off valve area pressure gauge or a wellhead oil pressure gauge in the gas collecting station, foam liquid is in a high-speed flowing state in a transportation pipeline, the defoaming agent is vertical to the flowing direction of the foam liquid, the contact area is small, and the defoaming effect is poor; incomplete defoaming of the defoaming agent is caused, and partial foam enters production equipment to influence the normal operation of the equipment; the existing nozzle is filled, the shutoff pressure difference of the nozzle is large, the pressure of the defoaming agent injection pump is high, the power of a motor is large, and the wellhead injection pump is usually powered by solar energy, so that the energy-saving requirement is high.
In the aspect of filling construction, patent 'an atomizing device and a foam-discharging-started atomizing, draining and gas production method thereof' (publication number: CN104100239B, publication date: 2016.8.24) discloses an atomizing device and a foam-discharging-started atomizing, draining and gas production method thereof, and relates to an atomizing device penetrating into a shaft below the liquid level of accumulated liquid, which comprises the following components: the device comprises a throwing head, a first pin, a salvaging head, a locking ring, a second pin, a shearing ring, a slip seat, a hanging sleeve, a slip, a cone, a glue barrel, a pressure-bearing sleeve, a resonator, a nozzle, a cyclone and the like; the tool is high in construction difficulty, difficult to operate and difficult to monitor in effect, and can only be put below the liquid level of accumulated liquid in a shaft, so that the ground defoaming and atomizing effects cannot be achieved.
Disclosure of Invention
The utility model aims to provide a pipeline defoamer and foam liquid mixing device suitable for a wellhead of a gas well, and solves the problems of small contact area between the existing defoamer and foam liquid and large shutoff pressure difference of a nozzle.
The technical scheme includes that the pipeline defoamer and foam liquid mixing device suitable for the wellhead of a gas well comprises a high-pressure single-flow valve, one end of the high-pressure single-flow valve is connected with a production pipeline interface through a steel pipeline, the other end of the high-pressure single-flow valve is connected with one end of an extension tee joint through the steel pipeline, the other two ends of the extension tee joint are connected with a production pipeline through the production pipeline interface, one end of the extension tee joint is connected with one end of a tee joint a through the steel pipeline, a slotting nozzle device is further arranged at one end, close to the production pipeline, of the extension tee joint, and the slotting nozzle device penetrates through the production pipeline interface.
The utility model is also characterized in that:
the slotting nozzle device comprises a slotting nozzle seat, one end of the slotting nozzle seat is connected with the lengthened tee joint through threads, one end of the nozzle is arranged at the other end of the slotting nozzle, and the other end of the nozzle is arranged in a production pipeline.
The nozzle adopts triangular prism shape, and the inside of nozzle is provided with the honeycomb duct, and the honeycomb duct opens along the nozzle edge has the slot, and the qualitative detection electrode is installed on the land that the slot is relative to the nozzle.
And a gate valve a is also arranged between the high-pressure check valve and the lengthened tee joint.
The other two ends of the tee joint a are provided with pressure gauges at one end and a vent gate valve at one end through a steel pipeline.
A gate valve b is arranged between the lengthened tee joint and the tee joint a.
And a spigot is formed between the joint of the pressure gauge and the tee joint a for matching, and a tetrafluoro sealing gasket is arranged for sealing.
The beneficial effects of the utility model are as follows:
(1) The utility model is suitable for a pipeline defoamer and foam liquid mixing device at the wellhead of a gas well, realizes that the defoamer flows out through a slot through the slot nozzle device, and simultaneously generates vortex street effect at the downstream of the slot nozzle device under the blocking of the triangular prism edge surface of foam liquid flowing through the nozzle from the upstream, so that the jet flow of the defoamer flowing out from the slot generates left and right vibration and is uniformly mixed with the foam liquid in the whole production pipeline, thereby achieving the required mixing effect and preventing incomplete defoaming.
(2) The utility model is suitable for a pipeline defoamer and foam liquid mixing device at the wellhead of a gas well, adopts screw connection, optimizes the structural size, is safe and simple to assemble and disassemble, and is convenient to maintain, so that the device is light and quick in atomization installation construction operation, the production benefit is improved, and the production cost is reduced.
Drawings
FIG. 1 is a schematic diagram of a pipeline defoamer and foam liquid mixing device according to the utility model;
FIG. 2 is an elevation view of the in-line defoamer and foam liquid mixing device of the present utility model;
FIG. 3 is a cross-sectional view of A-A of the in-line defoamer and foam liquid mixing device of the present utility model;
FIG. 4 is a schematic diagram of the structure of a slit nozzle apparatus in the pipeline defoamer and foam liquid mixing apparatus of the present utility model;
FIG. 5 is a cross-sectional view of a slotted nozzle assembly B-B in a pipeline defoamer and foam liquid mixing device of the present utility model.
In the figure, 1 a production pipeline connector, 2 a high-pressure check valve, 3 a gate valve a,4 an lengthened tee, 5 a slotted nozzle device, 6 a production pipeline, 7 a pressure gauge, 8 a qualitative detection electrode, 9 a vent gate valve, 10 a slotted nozzle seat, 11 a nozzle, 12 a slot, 13 a flow guide pipe and 14 a gate valve b.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the detailed description.
Example 1
The utility model is suitable for a pipeline defoamer and foam liquid mixing device of a gas well wellhead, and as shown in figures 1-3, the device comprises a high-pressure single-flow valve 2, one end of the high-pressure single-flow valve 2 is connected with a production pipeline interface 1 through a steel pipeline, the other end of the high-pressure single-flow valve 2 is connected with one end of an extension tee 4 through the steel pipeline, the other two ends of the extension tee 4 are connected with a production pipeline 6 through a production pipeline interface, one end of the extension tee 4 is connected with one end of a tee a through the steel pipeline, a slotting nozzle device 5 is further arranged at one end, close to the production pipeline 6, of the extension tee 4, and the slotting nozzle device 5 penetrates through the production pipeline interface. The pipeline defoamer and foam liquid mixing device disclosed by the utility model can be used for efficiently and uniformly mixing the defoamer and the foam liquid under the condition of not increasing or rarely increasing the pump pressure of the defoamer by utilizing the vortex street principle.
Example 2
The utility model is suitable for a pipeline defoamer and foam liquid mixing device of a gas well wellhead, and as shown in figures 1-3, the device comprises a high-pressure single-flow valve 2, one end of the high-pressure single-flow valve 2 is connected with a production pipeline interface 1 through a steel pipeline, the other end of the high-pressure single-flow valve 2 is connected with one end of an extension tee 4 through the steel pipeline, the other two ends of the extension tee 4 are connected with a production pipeline 6 through a production pipeline interface, one end of the extension tee 4 is connected with one end of a tee a through the steel pipeline, a slotting nozzle device 5 is further arranged at one end, close to the production pipeline 6, of the extension tee 4, and the slotting nozzle device 5 penetrates through the production pipeline interface. The pipeline defoamer and foam liquid mixing device disclosed by the utility model can be used for efficiently and uniformly mixing the defoamer and the foam liquid under the condition of not increasing or rarely increasing the pump pressure of the defoamer by utilizing the vortex street principle.
The utility model relates to a slotting nozzle device in a pipeline defoamer and foam liquid mixing device, as shown in fig. 4 and 5, wherein the slotting nozzle device 5 comprises a slotting nozzle seat 10, one end of the slotting nozzle seat 10 is connected with an lengthened tee 4 through threads, the other end of the slotting nozzle seat is provided with one end of a nozzle 11, and the other end of the nozzle 11 is arranged in a production pipeline 6. The whole slotting nozzle device 5 is rod-shaped, the cross section of the slotting nozzle device is triangular, the slotting nozzle device is vertically arranged in the production pipeline 6, the length of the slotting nozzle device 5 is 3/4 of the inner diameter of the production pipeline, and the slotting nozzle device 5 is positioned at the center line of the production pipeline 6.
The nozzle 11 adopts the triangular prism shape, and the inside of nozzle 11 is provided with honeycomb duct 13, and honeycomb duct 13 opens along nozzle 11 edge has slot 12, and slot 12 is the edge of nozzle 11, and slot 12 is towards the low reaches of production line 6 foam liquid stream. The nozzle 11 is provided with a qualitative detection electrode 8 on the edge surface opposite to the slit 12. The qualitative detection electrode 8 is a conductive two-electrode probe and is used for detecting the foam content and the flow rate; the qualitative detection electrode 8 is arranged on the edge surface opposite to the slit 12, the surface and the edge surface are flush and smooth, and the nozzle 11 and the qualitative detection electrode 8 are integrally designed, so that the structure is simple.
The defoaming agent flows out through the slots 12 through the slot nozzle device 5, and meanwhile, foam liquid flowing through the nozzle 11 from the upstream is blocked by triangular prism facets, and vortex street effect is generated at the downstream of the slot nozzle device 5, so that defoaming agent jet flowing out of the slot 12 is vibrated left and right and uniformly mixed with foam liquid in the whole production pipeline 6, the required mixing effect is achieved, incomplete defoaming is prevented, and the mixing effect can be regulated by adjusting the facet shape of the nozzle 11 and the slit width of the slot 12.
Example 3
The utility model is suitable for a pipeline defoamer and foam liquid mixing device of a gas well wellhead, and as shown in figures 1-3, the device comprises a high-pressure single-flow valve 2, one end of the high-pressure single-flow valve 2 is connected with a production pipeline interface 1 through a steel pipeline, the other end of the high-pressure single-flow valve 2 is connected with one end of an extension tee 4 through the steel pipeline, the other two ends of the extension tee 4 are connected with a production pipeline 6 through a production pipeline interface, one end of the extension tee 4 is connected with one end of a tee a through the steel pipeline, a slotting nozzle device 5 is further arranged at one end, close to the production pipeline 6, of the extension tee 4, and the slotting nozzle device 5 penetrates through the production pipeline interface. The pipeline defoamer and foam liquid mixing device disclosed by the utility model can be used for efficiently and uniformly mixing the defoamer and the foam liquid under the condition of not increasing or rarely increasing the pump pressure of the defoamer by utilizing the vortex street principle.
The utility model relates to a slotting nozzle device in a pipeline defoamer and foam liquid mixing device, as shown in fig. 4 and 5, wherein the slotting nozzle device 5 comprises a slotting nozzle seat 10, one end of the slotting nozzle seat 10 is connected with an lengthened tee 4 through threads, the other end of the slotting nozzle seat is provided with one end of a nozzle 11, and the other end of the nozzle 11 is arranged in a production pipeline 6. The whole slotting nozzle device 5 is rod-shaped, the cross section of the slotting nozzle device is triangular, the slotting nozzle device is vertically arranged in the production pipeline 6, the length of the slotting nozzle device 5 is 3/4 of the inner diameter of the production pipeline, and the slotting nozzle device 5 is positioned at the center line of the production pipeline 6.
The nozzle 11 adopts the triangular prism shape, and the inside of nozzle 11 is provided with honeycomb duct 13, and honeycomb duct 13 opens along nozzle 11 edge has slot 12, and slot 12 is the edge of nozzle 11, and slot 12 is towards the low reaches of production line 6 foam liquid stream. The nozzle 11 is provided with a qualitative detection electrode 8 on the edge surface opposite to the slit 12. The qualitative detection electrode 8 is a conductive two-electrode probe and is used for detecting the foam content and the flow rate; the qualitative detection electrode 8 is arranged on the edge surface opposite to the slit 12, the surface and the edge surface are flush and smooth, and the nozzle 11 and the qualitative detection electrode 8 are integrally designed, so that the structure is simple.
The defoaming agent flows out through the slots 12 through the slot nozzle device 5, and meanwhile, foam liquid flowing through the nozzle 11 from the upstream is blocked by triangular prism facets, and vortex street effect is generated at the downstream of the slot nozzle device 5, so that defoaming agent jet flowing out of the slot 12 is vibrated left and right and uniformly mixed with foam liquid in the whole production pipeline 6, the required mixing effect is achieved, incomplete defoaming is prevented, and the mixing effect can be regulated by adjusting the facet shape of the nozzle 11 and the slit width of the slot 12.
A gate valve a3 is also arranged between the high-pressure check valve 2 and the lengthened tee joint 4, and the gate valve a3 is used for controlling the injection of the defoaming agent.
The other two ends of the tee joint a are provided with a pressure gauge 7 at one end and a discharge gate valve 9 at one end through a steel pipeline, and the pressure gauge 7 is used for monitoring the liquid flow pressure.
A gate valve b14 is arranged between the lengthened tee joint 4 and the tee joint a.
The joint of the pressure gauge 7 is matched with the tee joint a through a spigot, and a tetrafluoro sealing gasket is arranged for sealing.
The utility model is suitable for a pipeline defoamer and foam liquid mixing device at the wellhead of a gas well, and the working principle is as follows:
the defoaming agent enters the pipeline defoaming agent and foam liquid mixing device of the utility model from the production pipeline interface 1, under the action of stopping and returning of the high-pressure check valve 2, the gate valve a3 is opened to enable the defoaming agent to enter the slotting nozzle device 5, the defoaming agent flows out through the slotting 12 through the slotting nozzle device 5, meanwhile, the foam liquid flowing through the nozzle 11 from the upstream generates vortex street effect at the downstream of the slotting nozzle device 5 under the blocking of the triangular prism edges, so that the defoaming agent jet flowing out of the slotting 12 generates left-right oscillation and is uniformly mixed with the foam liquid in the whole production pipeline 6; meanwhile, the pressure gauge 7 is used for monitoring the pressure of liquid flow, the qualitative detection electrode 8 is used for monitoring the foam content and the flow rate, monitoring data are returned to the upper computer, and the upper computer determines the time for starting the defoamer pump and the displacement according to the foam measurement data.
Claims (7)
1. Pipeline defoamer and foam liquid mixing arrangement suitable for gas well wellhead, a serial communication port, including high pressure uniflow valve (2), production pipeline interface (1) is passed through to the one end of high pressure uniflow valve (2) through the steel pipeline, the other end of high pressure uniflow valve (2) is passed through the one end of steel pipeline connection extension tee bend (4), the other both ends of extension tee bend (4), one end pass through production pipeline interface connection production pipeline (6), one end of tee bend a is passed through the steel pipeline connection one end, slit nozzle device (5) are still installed in the one end that is close to production pipeline (6) to extension tee bend (4), slit nozzle device (5) pass production pipeline interface.
2. The pipeline defoamer and foam liquid mixing device according to claim 1, wherein the slotting nozzle device (5) comprises a slotting nozzle seat (10), one end of the slotting nozzle seat (10) is connected with an elongated tee joint (4) through threads, the other end is provided with one end of a nozzle (11), and the other end of the nozzle (11) is arranged in a production pipeline (6).
3. The device for mixing the pipeline defoamer and the foam liquid according to claim 2, wherein the nozzle (11) adopts a triangular prism shape, a flow guide pipe (13) is arranged in the nozzle (11), a slit (12) is formed in the flow guide pipe (13) along the edge of the nozzle (11), and a qualitative detection electrode (8) is arranged on the edge surface of the nozzle (11) opposite to the slit (12).
4. The pipeline defoamer and foam liquid mixing device according to claim 1, characterized in that a gate valve a (3) is further arranged between the high-pressure uniflow valve (2) and the lengthened tee joint (4).
5. The device for mixing the pipeline defoamer and the foam liquid according to claim 1, wherein the other two ends of the tee joint a are provided with a pressure gauge (7) at one end and a vent gate valve (9) at one end through a steel pipeline.
6. The pipeline defoamer and foam liquid mixing device according to claim 5, characterized in that a gate valve b (14) is arranged between the lengthened tee (4) and the tee a.
7. The device for mixing the pipeline defoaming agent and the foam liquid according to claim 5, wherein a spigot is formed between a joint of the pressure gauge (7) and the tee joint a, and a tetrafluoro sealing gasket is arranged for sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322238105.8U CN220478563U (en) | 2023-08-18 | 2023-08-18 | Pipeline defoamer and foam liquid mixing device suitable for gas well wellhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322238105.8U CN220478563U (en) | 2023-08-18 | 2023-08-18 | Pipeline defoamer and foam liquid mixing device suitable for gas well wellhead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220478563U true CN220478563U (en) | 2024-02-13 |
Family
ID=89828107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322238105.8U Active CN220478563U (en) | 2023-08-18 | 2023-08-18 | Pipeline defoamer and foam liquid mixing device suitable for gas well wellhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220478563U (en) |
-
2023
- 2023-08-18 CN CN202322238105.8U patent/CN220478563U/en active Active
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