CN217265578U - Defoaming coalescence-separation ware - Google Patents
Defoaming coalescence-separation ware Download PDFInfo
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- CN217265578U CN217265578U CN202220233053.8U CN202220233053U CN217265578U CN 217265578 U CN217265578 U CN 217265578U CN 202220233053 U CN202220233053 U CN 202220233053U CN 217265578 U CN217265578 U CN 217265578U
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Abstract
The utility model relates to a defoaming coalescence-separation ware, include: a sledge seat, a defoaming coalescence separator body, pipelines, valves, instruments, a control system and the like which are arranged on the sledge seat. The defoaming coalescence-separation device body comprises a cylinder body, the bottom end of the cylinder body is provided with a sand discharge port, the top end of the cylinder body is provided with an exhaust port, and the middle part of the cylinder body is provided with an air inlet; the inside of the cylinder body is sequentially provided with a gas distribution pipe, a primary collision structure, a secondary collision structure, a defoaming coalescer and a tail end intercepting structure from bottom to top; the first end of gas distribution pipe is connected with the air inlet, and the second end is provided with first collision structure. The defoaming coalescence separator of the utility model utilizes the first collision structure to accelerate gas-liquid separation and can smash part of foam, thereby facilitating the subsequent defoaming coalescence treatment; utilize the second collision structure, can avoid containing the too big load of foam gas rapid rise to "defoaming, coalescence" section after once colliding, this structure also can increase the separation flow of fluid simultaneously, reinforcing separation effect.
Description
Technical Field
The utility model belongs to the technical field of the natural gas is handled, concretely relates to defoaming coalescence-separation ware.
Background
The flow pattern in the well bore of most gas wells during normal production is annular mist flow, liquid is carried to the ground by gas in the form of liquid droplets, and the gas is in a continuous phase while the liquid is in a discontinuous phase. When the gas phase flow rate is too low to provide enough energy to continue flowing the liquid in the wellbore out of the wellhead, the liquid will flow in the opposite direction to the gas and accumulate at the bottom of the well, and the gas well begins to accumulate liquid. The accumulated liquid in the shaft increases the back pressure to the gas layer, limits the production capacity of the well, and can stop the gas well from spraying completely due to too large accumulated liquid amount in the shaft. In addition, the liquid column in the shaft can damage the stratum near the shaft, the gas phase permeability is reduced, and the final recovery rate of the gas field is seriously influenced.
In order to ensure that all liquid flowing into a shaft is continuously discharged, a large amount of surfactant is injected into the well, and when accumulated water at the bottom of the well is contacted with a chemical agent, a large amount of low-density gas-water foam is generated, so that the gas-water flow state in the shaft is improved, and the accumulated water at the bottom of the well is lifted to the ground, so that the aim of discharging accumulated water in the shaft is fulfilled.
However, after the air-water foam is sent to the ground, because the defoaming effect of the existing separation equipment configured at the front end of the compressor is poor and a large amount of water is not separated, a large amount of foam, water and sand cannot be separated in time and directly flow into a compressor system, so that the compressor is frequently stopped at a high liquid level, an inlet conical filter screen is blocked and damaged, an air inlet valve and a valve seat are damaged in different degrees, and the compressor unit is frequently stopped due to failure. The above problems cause difficulties in on-site production and management, and increase the operation and management cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems existing in the prior art, the utility model provides a defoaming coalescence-separation device. The to-be-solved technical problem of the utility model is realized through following technical scheme:
the utility model provides a defoaming coalescence-separation ware, include: the defoaming coalescence-separation device comprises a pry seat and a defoaming coalescence-separation device body arranged on the pry seat, wherein the defoaming coalescence-separation device body comprises a cylinder body, the bottom end of the cylinder body is provided with a sand discharge port, the top end of the cylinder body is provided with an exhaust port, and the middle part of the cylinder body is provided with an air inlet;
the inside of the cylinder body is sequentially provided with a gas distribution pipe, a second collision structure, a defoaming coalescer and a tail end intercepting structure from bottom to top;
the first end of the gas distribution pipe is connected with the gas inlet, and the second end of the gas distribution pipe is provided with a first collision structure.
In an embodiment of the present invention, the first collision structure is a ring-shaped baffle structure, and is sleeved on the second end portion of the gas distribution pipe.
In an embodiment of the present invention, the gas distribution pipe has a jet hole formed on a pipe wall near the second port.
In one embodiment of the present invention, the second collision structure comprises a first collision part and a second collision part which are stacked from bottom to top, wherein,
the first collision part and the second collision part are both umbrella-shaped hollow structures, and the umbrella-shaped edges are open;
and a through hole is formed in a connecting part between the first collision part and the second collision part.
In one embodiment of the present invention, the outer baffle of the defoaming coalescer is provided with a plurality of burr holes, and the burrs are oriented in the direction of gas movement.
In an embodiment of the present invention, the terminal intercepting structure is a wire mesh demister or a filter.
In an embodiment of the present invention, the defoaming coalescer further comprises a sand storage box, the sand storage box is mounted on the skid seat, and the sand storage box is connected with the sand discharge port through a sand discharge pipe.
In one embodiment of the present invention, a water outlet is provided at the lower part of the cylinder; a flushing port is formed in the position, corresponding to the mounting position of the defoaming coalescer, of the cylinder wall; and a steady flow plate is also arranged in the cylinder body and is positioned below the gas distribution pipe.
In an embodiment of the present invention, the lower portion of the barrel is further provided with a first level gauge port and a second level gauge port, the first level gauge port and the second level gauge port are located between the water outlet and the steady flow plate, and the first level gauge port is located above the second level gauge port.
The utility model discloses an embodiment, still be provided with a plurality of pipelines and control system on the sledge seat, the pipeline with this body coupling of defoaming coalescence-separator, install valve and instrument on the pipeline, control system control flap realizes defoaming coalescence-separator's automatic operation.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the defoaming coalescence separator of the utility model utilizes the first collision structure to accelerate gas-liquid separation and can smash part of foam, thereby facilitating the subsequent defoaming coalescence treatment;
2. the utility model discloses a defoaming coalescence separator utilizes second collision structure, can avoid containing the foam gas after the collision to rise fast to "defoaming, coalescence" section too big load, and this structure also can increase fluidic separation flow simultaneously, reinforcing separation effect.
Before the natural gas containing foam enters the compressor, a defoaming coalescence separation process is additionally arranged to defoam the natural gas containing foam and carry out deep gas-liquid separation, so that the service life of vulnerable parts of the compressor is prolonged.
The normal operation of the compressor is ensured by changing the air inlet quality of the existing natural gas compressor, and the long service life of the vulnerable parts of the compressor can be realized.
The equipment runs automatically, the remote central control room and the mobile phone client monitoring are realized, and the field management cost is reduced.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a defoaming coalescer according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a defoaming coalescer separator body according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a gas distribution tube according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second collision structure provided in the embodiment of the present invention;
fig. 5 is a schematic structural view of an outer baffle of a bubble coalescer according to an embodiment of the present invention.
Icon: 1-a sledge base; 2-defoaming coalescent separator body; 201-cylinder body; 2011-sand drain; 2012; an exhaust port; 2013-air inlet; 2014-water outlet; 2015-flush port; 2016 — first level gauge port; 2017-second liquid level meter port; 2018-relief valve relief port; 2019-check window; 202-gas distribution tube; 2021-a first collision structure; 2022-jet orifice; 203-a second collision structure; 2031 — a first impingement portion; 2032 — a second impact portion; 2033-via holes; 204-a defoaming coalescer; 205-terminal interception structures; 206-steady flow version; and 3-sandboxing.
Detailed Description
In order to further explain the technical means and effects of the present invention adopted to achieve the objectives of the present invention, the following detailed description will be made in conjunction with the accompanying drawings and the detailed description of the preferred embodiments of the present invention.
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings. The technical means and effects of the present invention to achieve the predetermined objects can be more deeply and specifically understood through the description of the specific embodiments, however, the attached drawings are only for reference and description and are not intended to limit the technical solution of the present invention.
Example one
Referring to fig. 1-5, fig. 1 is a schematic structural diagram of a defoaming coalescer according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of a defoaming coalescer separator body according to an embodiment of the present invention; FIG. 3 is a schematic structural diagram of a gas distribution tube according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second collision structure provided in the embodiment of the present invention; fig. 5 is a schematic structural view of an outer baffle of a bubble coalescer according to an embodiment of the present invention. As shown in fig. 1 to 5, the defoaming coalescer separator of the present embodiment includes: sledge seat 1 and install defoaming coalescence separator body 2 on sledge seat 1, defoaming coalescence separator body 2 includes barrel 201, and the bottom of barrel 201 is provided with row sand mouth 2011, and the top is provided with gas vent 2012, and the middle part is provided with air inlet 2013.
Specifically, in this embodiment, the barrel 201 includes upper cover, barrel middle section and low head, and upper cover and low head pass through the flange to be connected with the barrel middle section, and row's sand mouth 2011 sets up in the low head bottom, and gas vent 2012 sets up the top at the upper cover, and air inlet 2013 sets up the middle part in the barrel middle section.
Alternatively, the defoaming coalescer body 2 is mounted on the skid 1 by means of a support arranged around the sand drain 2011.
Further, a gas distribution pipe 202, a second collision structure 203, a defoaming coalescer 204 and a tail end intercepting structure 205 are sequentially arranged in the cylinder 201 from bottom to top; the first end of the gas distribution tube 202 is connected to the gas inlet 2013 and the second end is provided with a first collision structure 2021.
As shown in fig. 3, the first collision structure 2021 is an annular baffle structure, and is disposed around the second end of the gas distribution pipe 202. The gas distribution pipe 202 has a spraying hole 2022 on the pipe wall near the second port.
Alternatively, the injection hole 2022 has a long strip shape, and a plurality of injection holes 2022 may be provided at intervals around the circumference of the gas distribution pipe 202. When the natural gas containing foam is pushed by pressure from the air inlet 2013 to enter the gas distribution pipe 202 and then is sprayed out of the spraying holes 2022 to quickly hit the first collision structure 2021, gas-liquid separation can be accelerated, and part of foam can be broken.
As shown in fig. 4, the second collision structure 203 includes a first collision portion 2031 and a second collision portion 2032 stacked from bottom to top, wherein the first collision portion 2031 and the second collision portion 2032 are both umbrella-shaped hollow structures, and the umbrella-shaped edge is open; a connecting portion between the first collision portion 2031 and the second collision portion 2032 is opened with a through hole 2033.
Alternatively, the included angle of the bottom of the first impingement portion 2031 and the included angle of the top of the second impingement portion 2032 are 150 °.
In this embodiment, the natural gas having collided once with the first collision structure 2021 collides with the first collision portion 2031 during the ascent process, enters the inside of the first collision portion 2031 through the opening of the umbrella-shaped edge thereof, flows into the inside of the second collision portion 2032 through the through hole 2033, collides with the second collision portion 2032, flows out through the opening of the umbrella-shaped edge thereof, and then continues to ascend.
In this embodiment, when the natural gas collides with the second collision structure 203, most of the liquid and large-particle sand and stone can be removed, and the second collision structure 203 can avoid the excessive load on the "defoaming and coalescing" section due to the rapid rise of the foam-containing gas after one collision, and meanwhile, the structure can also increase the separation flow of the fluid, thereby enhancing the separation effect.
In this embodiment, the outer baffle of the defoaming coalescer 204 is provided with a plurality of burred holes, as shown in fig. 5, optionally with the burs facing in the direction of gas movement. It should be noted that the number and the diameter of the burr holes are related to the flow rate of gas, foaming condition and the size of gravel, and are determined by calculation, and optionally, the diameter of the burr holes is 2-6 mm.
When the natural gas containing foam rises to the defoaming and coalescing area, the natural gas is penetrated by the burrs on the surface of the outer baffle plate of the defoaming coalescer 204 and then passes through the burr holes to enter the defoaming coalescer 204, and defoaming and coalescence of large liquid drops are realized through the burr holes and the inclined flow channel in the defoaming coalescer 204.
Further, optionally, in this embodiment, the end interception structure 205 is a wire mesh demister or a filter.
After the gas is coalesced through the front-section defoaming and coalescing area, part of non-coalesced saturated liquid water is re-agglomerated and enlarged due to the change of the action of the gas flow path from the coalescing section to the capturing section, and is intercepted and captured through the terminal intercepting structure 205, so that the phenomenon of liquid impact of the gas entering the compressor is avoided.
Further, the defoaming coalescence-separator of this embodiment still includes storing up sandbox 3, and storing up sandbox 3 and installing on skid seat 1, stores up sandbox 3 and is connected with row's sand mouth 2011 through arranging the sand pipe.
In this embodiment, the sand storage box 3 is used for storing sand separated during operation of the device, and when the accumulated sand is stored to a certain amount, the sand is manually cleaned. The bottom of the sand storage box 3 is provided with a liquid outlet for discharging liquid carried by sand discharge; in order to prevent static from being on fire, the PPH board is chooseed for use to box top cap material, and the top cap has set up the hinge, can make things convenient for the switching. Optionally, the volume of the sand storage box is 0.3m 3 。
The skid base 1 is a supporting body for equipment, pump valves, pipelines and the like, and when the skid base 1 is connected with other equipment, the equipment such as valves, meters and the like does not need to be arranged in the middle. The field workload is less, and the pipeline and the electric outside communication are only needed to be completed, so that a large amount of work is saved for the field installation of the equipment. Meanwhile, the structure is compact, the occupied area is small, and the space is greatly saved.
Further, a water outlet 2014 is arranged at the lower part of the cylinder 201; a flushing port 2015 is formed in the cylinder wall corresponding to the mounting position of the defoaming coalescer 204.
In this embodiment, the drainage port 2014 discharges the sewage through the drainage pipe connected thereto, and the external water supply pipe is connected to the defoaming coalescer separator body 2 through the flushing port 2015 to clean the defoaming coalescer 204 and the end intercepting structure 205.
It should be noted that, in this embodiment, the sand discharge pipe and the water discharge pipe are simultaneously communicated with the bottom of the defoaming coalescing separator body 2 through a pipe fitting valve, wherein the water discharge pipe is composed of a quick-opening filter and a control valve, and when the liquid level of the liquid storage cavity of the defoaming coalescing separator body 2 is at a high level, the liquid is automatically discharged, and when the liquid level is at a low level, the liquid is automatically closed; when the defoaming coalescence-separator body 2 needs to be repaired, the residue in the equipment is discharged through a sand discharge pipe.
Further, a flow stabilizing plate 206 is further arranged in the cylinder 201, and the flow stabilizing plate 206 is located below the gas distribution pipe 202.
Further, the lower portion of the barrel 201 is further provided with a first liquid level meter port 2016 and a second liquid level meter port 2017, the first liquid level meter port 2016 and the second liquid level meter port 2017 are located between the water outlet 2014 and the flow stabilizing plate 206, and the first liquid level meter port 2016 is located above the second liquid level meter port 2017.
Optionally, in other embodiments, a detachable escalator is further provided for facilitating pipeline installation and safety valve replacement, and the detachable escalator can be connected on site through bolts.
Further, the barrel 201 of the present embodiment is further provided with a safety valve vent 2018 and an inspection window 2019. Wherein, relief valve let-off 2018 is connected to the system of releasing through the pipeline of releasing, can be used for defoaming coalescence separator body 2's accident situation, will contain the foam natural gas and send to urgent air release flow through relief valve let-off 2018 and the pipeline of releasing when defoaming coalescence separator body 2 is in the accident situation. The inspection window 2019 facilitates a worker to observe the corrosion condition of the liquid phase region in the barrel 201.
In this embodiment, still be provided with a plurality of pipelines and control system on the sledge seat 1, the pipeline is connected with defoaming coalescence separator body 2, installs valve and instrument on the pipeline, and control system control valve realizes defoaming coalescence separator's automatic operation. The pipelines comprise the air inlet pipeline, the exhaust pipeline, the liquid discharge pipeline, the water replenishing pipeline, the sand discharge pipeline and the like.
It should be noted that the whole set of equipment can be operated either fully automatically or mechanically. When automatic operation is selected, the electric valve automatically adjusts the opening of the valve according to the height of the liquid level shown by the liquid level meter, and the liquid level of the liquid storage area in the tank is kept stable. And in the mechanical operation mode, the drain valve of the sewage bypass pipeline automatically drains liquid, so that the operation of the equipment is doubly guaranteed. And signals such as equipment operating pressure, temperature, liquid level, valve state and the like detected by the instrument can be uploaded to a central control room and a mobile phone client in real time, so that remote control and monitoring of the equipment are realized.
Further, the operation of the defoaming coalescer of this example will be described as follows: the natural gas containing foam is pushed into the gas distribution pipe 202 by pressure from the gas inlet 2013, is ejected from the ejection hole 2022 due to the pressure difference, rapidly hits on the first collision structure 2021, accelerates gas-liquid separation, and breaks up part of the foam. And then collides with the second collision structure 203 to remove most of the liquid and large particles of sand and stones. Finally, after defoaming, coalescing and end intercepting are realized sequentially by the defoaming coalescer 204 and the end intercepting structure 205, the mixture is discharged through a gas outlet 2012 at the top end of the cylinder 201 and enters a compressor through a pipeline for subsequent compression treatment. In the whole defoaming and coalescing treatment process, the redundant sand particles and sewage are discharged through a sand discharge port 2011 and a water discharge port 2014 respectively.
The defoaming coalescence separator of the embodiment accelerates gas-liquid separation by using the first collision structure, can break part of foam, and facilitates subsequent defoaming coalescence treatment; utilize the second collision structure, can avoid containing the too big load of foam gas rapid rise to "defoaming, coalescence" section after once colliding, this structure also can increase the separation flow of fluid simultaneously, reinforcing separation effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or device comprising the element. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The directional or positional relationships indicated by "upper", "lower", "left", "right", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (8)
1. A defoaming coalescer separator comprising: the defoaming coalescing separator comprises a sledge seat (1) and a defoaming coalescing separator body (2) arranged on the sledge seat (1), wherein the defoaming coalescing separator body (2) comprises a cylinder body (201), the bottom end of the cylinder body (201) is provided with a sand discharge port (2011), the top end of the cylinder body is provided with an exhaust port (2012), and the middle part of the cylinder body is provided with an air inlet (2013);
a gas distribution pipe (202), a second collision structure (203), a defoaming coalescer (204) and a tail end intercepting structure (205) are sequentially arranged in the cylinder body (201) from bottom to top;
the first end of the gas distribution pipe (202) is connected with the gas inlet (2013), and the second end of the gas distribution pipe is provided with a first collision structure (2021);
the defoaming coalescence-separator also comprises a sand storage box (3), the sand storage box (3) is arranged on the skid seat (1), and the sand storage box (3) is connected with the sand discharge port (2011) through a sand discharge pipe;
a water outlet (2014) is formed in the lower part of the barrel body (201); a flushing port (2015) is formed in the cylinder wall corresponding to the mounting position of the defoaming coalescer (204); still be provided with stationary flow version (206) in barrel (201), stationary flow version (206) are located gas distribution pipe (202)'s below.
2. The defoaming coalescer according to claim 1, wherein the first impingement structure (2021) is an annular baffle structure disposed about the second end of the gas distribution tube (202).
3. The defoaming coalescer according to claim 1, wherein the gas distribution tube (202) has spray holes (2022) formed in the wall of the tube adjacent to the second port.
4. The defoaming coalescer according to claim 1, wherein the second impingement structure (203) comprises a first impingement portion (2031) and a second impingement portion (2032) arranged in a bottom-up stack, wherein,
the first collision part (2031) and the second collision part (2032) are both umbrella-shaped hollow structures, and the umbrella-shaped edge is open;
a connecting part between the first collision part (2031) and the second collision part (2032) is provided with a through hole (2033).
5. The defoaming coalescer separator according to claim 1 wherein the outer baffle of the defoaming coalescer (204) is provided with a plurality of bur holes with the burs directed in the direction of gas movement.
6. The defoaming coalescer according to claim 1, wherein the terminal arresting structure (205) is a wire mesh demister or filter.
7. The defoaming coalescer separator of claim 1, wherein the lower portion of the drum (201) is further provided with a first level gauge port (2016) and a second level gauge port (2017), the first level gauge port (2016) and the second level gauge port (2017) being located between the drain opening (2014) and the flow stabilizing plate (206), and the first level gauge port (2016) being located above the second level gauge port (2017).
8. The defoaming coalescer separator according to claim 7, wherein the skid base (1) is further provided with a plurality of pipelines and a control system, the pipelines are connected with the defoaming coalescer separator body (2), the pipelines are provided with valves and meters, and the control system controls the valves to realize the automatic operation of the defoaming coalescer separator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220233053.8U CN217265578U (en) | 2022-01-27 | 2022-01-27 | Defoaming coalescence-separation ware |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220233053.8U CN217265578U (en) | 2022-01-27 | 2022-01-27 | Defoaming coalescence-separation ware |
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| CN217265578U true CN217265578U (en) | 2022-08-23 |
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| CN202220233053.8U Active CN217265578U (en) | 2022-01-27 | 2022-01-27 | Defoaming coalescence-separation ware |
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