CN214840155U - Natural gas gathering and transportation pipeline accumulated liquid collecting and processing device - Google Patents
Natural gas gathering and transportation pipeline accumulated liquid collecting and processing device Download PDFInfo
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- CN214840155U CN214840155U CN202120772225.4U CN202120772225U CN214840155U CN 214840155 U CN214840155 U CN 214840155U CN 202120772225 U CN202120772225 U CN 202120772225U CN 214840155 U CN214840155 U CN 214840155U
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Abstract
The utility model discloses a natural gas gathering and transportation pipeline accumulated liquid collecting and processing device, which comprises an accumulated liquid collecting device and an accumulated liquid processing device; the accumulated liquid collecting device comprises a collecting pipe, a buffer pipe, an upper electric valve, a lower electric valve, a liquid collecting box, an upper liquid level sensor, a lower liquid level sensor and a pressure detecting device; the accumulated liquid treatment device comprises an evaporation box, an electric heating plate, a solar panel and an emptying pipe, wherein the electric heating plate is positioned at the bottom of the inner side of the evaporation box, the emptying pipe is arranged at the top of the evaporation box and is communicated with the evaporation box, and the solar panel is arranged on the evaporation box and is used for providing electric energy for the electric heating plate; the pressure detection device is connected with the valve. The utility model discloses can realize the collection of hydrops in the natural gas gathering and transportation pipeline to utilize solar energy to carry out the processing of hydrops, simple structure, convenient operation has improved work efficiency greatly, and the suitability is strong.
Description
Technical Field
The utility model relates to a defeated pipeline transportation technical field of natural gas collection especially relates to a defeated pipeline hydrops of natural gas collection is collected and processing apparatus.
Background
With the rapid development of natural gas industry in recent years in China, the effect of improving the domestic energy structure and promoting the development of clean energy is more and more obvious. However, as the exploitation of natural gas is further deepened, the development of gas fields in China has been transferred from the land to the sea and even to some areas with more difficult exploitation conditions such as deserts and the like, and the exploited areas are transferred from the former large and medium oil-gas fields to small or marginal oil-gas fields, however, for multiphase mixed transportation pipelines of natural gas, along with the fluctuation of the terrain along the pipeline, the change of the shape of the pipeline and impurities in the pipeline, liquid is easy to separate out from the pipeline, and liquid accumulation is formed at the elbow at the bottom of the pipeline.
The accumulated liquid can seriously affect the conveying area of a pipeline, and simultaneously causes a plurality of potential safety hazards, and may cause loss in various aspects such as manpower, energy, material resources and the like, so that the method for researching the control and the cleaning of the accumulated liquid in the natural gas pipeline is very important, but the traditional pipe cleaner has a plurality of defects, and is easy to cause instability of the pipe cleaner due to too high pipe cleaning speed so as to form slugs, and therefore, in order to reduce the influence of the accumulated liquid on the gathering and conveying pipeline as much as possible, the control means and the device of the accumulated liquid in the natural gas pipeline need to be further innovatively researched.
Disclosure of Invention
To the deficiency of the prior art, the technical problem to be solved by the present patent application is: how to provide a natural gas gathering and transportation pipeline accumulated liquid collecting and processing device with simple structure, convenient operation, high efficiency and strong applicability,
in order to achieve the above purpose, the utility model adopts the following technical scheme:
a natural gas gathering and transportation pipeline accumulated liquid collecting and processing device comprises an accumulated liquid collecting device and an accumulated liquid processing device;
the accumulated liquid collecting device comprises a collecting pipe, a buffer pipe, an upper electric valve, a lower electric valve, a liquid collecting box, an upper liquid level sensor, a lower liquid level sensor and a pressure detecting device; the liquid inlet end of the collecting pipe is connected with the low-lying position of the natural gas gathering and transportation pipeline, an upper electric valve is connected between the liquid outlet end of the collecting pipe and the liquid inlet end of the buffer pipe, a lower electric valve is connected between the liquid outlet end of the buffer pipe and the liquid inlet end of the liquid collecting box, the upper liquid level sensor is installed on the inner wall of the collecting pipe, and the lower liquid level sensor is installed on the inner wall of the buffer pipe;
the accumulated liquid treatment device comprises an evaporation box, an electric heating plate, a solar panel and an emptying pipe, wherein the electric heating plate is positioned at the bottom of the inner side of the evaporation box, the liquid inlet end of the evaporation box is connected with the liquid outlet end of a liquid conveying pipe, the liquid inlet end of the liquid conveying pipe is connected with the liquid outlet end of a suction pump, the liquid inlet end of the suction pump is connected with the liquid outlet end of a valve through a pipe section, the liquid outlet end of the liquid collecting box is connected with the liquid inlet end of the valve, the emptying pipe is installed at the top of the evaporation box and communicated with the evaporation box, and the solar panel is installed on the evaporation box and used for providing electric energy for the electric heating plate; the pressure detection device is connected with the valve.
The pressure detection device comprises a film fixedly installed in the liquid collection box, gas is filled in the upper portion, located on the film, of the liquid collection box, the pressure sensor is communicated with the top of the liquid collection box through an upper pipe section, and the pressure sensor and the valve are connected with the controller.
The solar panel is connected with the control box, a solar converter and a storage battery are arranged in the control box, the electric heating plate is electrically connected with the storage battery, the solar converter is electrically connected with the solar panel and the storage battery, and the storage battery is electrically connected with the controller.
Wherein, solar panel is provided with two and sets up respectively in the both sides of evaporating case.
Wherein the pipe diameter of the collecting pipe does not exceed 1/3 of the natural gas gathering and transportation pipeline.
Wherein the membrane is mounted at a height of 1/4 from the top to the bottom of the header tank.
Wherein the gas is air or nitrogen.
The device also comprises an activated carbon filter, wherein the activated carbon filter is arranged on the emptying pipe.
Wherein the carbon filter is mounted at the location of the vent 1/2.
Wherein the volume from the film of the liquid collecting box to the bottom of the liquid collecting box is 3/4 of the volume of the inner cavity of the liquid collecting box.
To sum up, this natural gas gathering and transportation pipeline hydrops is collected and processing apparatus has following beneficial effect:
1. the utility model discloses need not be at any part of natural gas gathering and transportation pipeline internally mounted, the hydrops in the natural gas gathering and transportation pipeline can effectively be collected and the processing is carried out.
2. The utility model discloses a switching of two level sensor control electric valve can avoid the interior gas of natural gas gathering and transportation pipeline to get into hydrops collection device as far as possible.
3. The liquid collecting box is internally provided with a film combined with the pressure detection device, so that automatic control of liquid collection is realized, the control sensitivity is improved, and the applicability of the device is enhanced.
4. Aiming at the defect that the accumulated liquid can not be processed in time, solar energy is converted into electric energy by utilizing a solar panel, and then the defect is changed by heating the accumulated liquid. Establish the electric heating board in the bottom of evaporating box and establish solar panel in evaporating box top both sides, utilize solar panel to turn into the electric energy with solar energy and store in the battery, provide stable electric energy at the electric heating board during operation, utilize the electric heating board to turn into heat energy with the electric energy, heat the hydrops of collecting and make its looks change, discharge along blow-down pipe after the active carbon filter filters to reach the purpose of handling the hydrops.
5. The structure design is simple and reasonable, the operation is convenient, the automation can be realized, the accumulated liquid treatment energy consumption is low, and the potential safety hazard in the natural gas pipe conveying process is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is the utility model discloses a natural gas gathering and transportation pipeline hydrops is collected and processing apparatus's principle schematic diagram.
The system comprises a natural gas gathering and transporting pipeline, a natural gas collecting pipe, a collecting pipe, an upper electric valve, a 4-buffer pipe, a lower electric valve, a 6-liquid collecting tank, a 7-film, a 8-gas, a 9-pressure sensor, a 10-controller, a 11-valve, a 12-suction pump, a 13-liquid conveying pipe, a 14-electric heating plate, a 15-evaporation tank, a 16-solar panel, a 17-activated carbon filter and an 18-emptying pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. In the present embodiment, the terms "upper", "lower", "left", "right", "front", "rear", "upper end", "lower end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, or be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, a natural gas gathering and transportation pipeline effusion collecting and processing device comprises an effusion collecting device and an effusion processing device;
the accumulated liquid collecting device comprises a collecting pipe 2, a buffer pipe 4, an upper electric valve 3, a lower electric valve 5, a liquid collecting box 6, an upper liquid level sensor, a lower liquid level sensor and a pressure detecting device; the liquid inlet end of the collecting pipe is connected with the low-lying position of the natural gas gathering and transportation pipeline 1, an upper electric valve is connected between the liquid outlet end of the collecting pipe and the liquid inlet end of the buffer pipe, a lower electric valve is connected between the liquid outlet end of the buffer pipe and the liquid inlet end of the liquid collecting box, the upper liquid level sensor is installed on the inner wall of the collecting pipe, and the lower liquid level sensor is installed on the inner wall of the buffer pipe;
the last liquid level sensor in the collecting tube measures whether the liquid level reaches minimum limit and controls the opening and closing of last electric valve in the collecting tube, prevents when hydrops volume is too little, and the natural gas gets into in the hydrops collection device.
And a lower liquid level sensor in the buffer pipe measures whether the liquid level in the buffer pipe reaches an upper limit or a lower limit to control the opening and the closing of the lower electric valve. When the liquid level in the buffer tube reaches the upper limit, a lower electric valve is opened, so that the accumulated liquid in the buffer tube flows into a liquid collecting box; and when the liquid level in the buffer pipe reaches the lower limit, closing the lower electric valve.
The accumulated liquid treatment device comprises an evaporation box 15, an electric heating plate 14, a solar panel 16 and an emptying pipe 18, wherein the electric heating plate is positioned at the bottom of the inner side of the evaporation box, the liquid inlet end of the evaporation box is connected with the liquid outlet end of a liquid conveying pipe 13, the liquid inlet end of the liquid conveying pipe is connected with the liquid outlet end of a suction pump 12, the liquid inlet end of the suction pump is connected with the liquid outlet end of a valve through a pipe section, the liquid outlet end of the liquid collecting box is connected with the liquid inlet end of the valve, the emptying pipe is arranged at the top of the evaporation box and communicated with the evaporation box, and the solar panel is arranged on the evaporation box and used for providing electric energy for the electric heating plate; the pressure detection device is connected with the valve.
In this embodiment, pressure measurement includes film 7 of fixed mounting in the header tank, the upper portion that lies in the film in the header tank is filled with gas 8, and the hydrops is stored to the lower part of header tank, and pressure sensor 9 communicates through the top of last pipeline section with the header tank, pressure sensor and valve 11 are connected with controller 10, and pressure sensor is used for detecting the pressure variation in the header tank, to controller transmission information, and the controller can adopt the PLC controller for control flap opens and close.
Specifically, the upper liquid level sensor, the upper electric valve, the lower liquid level sensor, the lower electric valve and the suction pump are all connected with the controller.
In this embodiment, solar panel is connected with the control box, be provided with solar energy converter and battery in the control box, the electrical heating board is connected with the battery electricity, solar energy converter and solar panel and battery electricity are connected, the battery is connected with the controller electricity. Provide stable electric energy at electric heating plate during operation, electric heating plate changes the electric energy into the required heat energy of evaporation hydrops, reduces environmental pollution.
In this embodiment, solar panel is provided with two and sets up respectively in the both sides of evaporating case.
In this embodiment, the pipe diameter of the collecting pipe does not exceed 1/3 of the natural gas gathering and transportation pipeline, so that a large amount of natural gas is prevented from entering the accumulated liquid collecting device.
In this embodiment, the membrane is mounted at 1/4 height from the top to the bottom of the tank, and the space between the membrane and the top of the tank is filled with gas, so that the liquid just squeezes the membrane and the pressure in the gas space changes. The volume from the film to the bottom of the liquid collecting box and the volume of the buffer tube are in a linear proportional relationship, so that the liquid collecting box is convenient to check and repair.
Specifically, the gas may be an inert gas.
In this embodiment, the gas is air or nitrogen.
In this embodiment, an activated carbon filter 17 is also included, mounted on the vent to adsorb harmful impurities in the vapor.
In this embodiment, the carbon filter is mounted at the location of vent 1/2.
In this embodiment, the volume of the membrane of the header to the bottom of the header is 3/4 times the volume of the interior chamber of the header so that the header has a large enough space to store the accumulated liquid.
In the collecting process, when an upper liquid level sensor in the collecting pipe monitors that the liquid level in the collecting pipe reaches a set threshold value, an upper electric valve is opened, a lower liquid level sensor in a buffer pipe monitors that the liquid level in the buffer pipe reaches an upper limit, namely when the liquid level is full of the buffer pipe, a lower electric valve is opened, so that the liquid accumulated in the buffer pipe flows into a liquid collecting tank along the pipeline; when the liquid level in the buffer tube reaches the lower limit, namely the liquid accumulation amount in the buffer tube is 0, the lower electric valve is closed. The volume from the film to the bottom of the liquid collection box is in linear proportional relation with the volume of the buffer tube, so that the liquid collection box is convenient to check and repair, the installation height of the film in the liquid collection box is 1/4 from the top to the bottom of the liquid collection box, and gas (air or nitrogen) is filled between the film and the top of the liquid collecting box, so that the accumulated liquid just extrudes the film, the pressure of the gas space changes, the pressure sensor at the top of the liquid collecting box converts the pressure change in the liquid collecting box into an electric signal and transmits the electric signal to the controller, the controller controls the valve 11 to be opened when a set threshold value is reached, the accumulated liquid in the liquid collecting box enters the accumulated liquid treatment device for treatment through the suction pump along the liquid conveying pipe, the volume from the film to the bottom of the liquid collecting box is 3/4 of the volume of the liquid collecting box, so that the liquid collecting box has enough large space for storing the accumulated liquid, and completely evaporating the liquid discharged from the liquid collecting box at the previous time in the process of collecting the accumulated liquid at the next time of the liquid collecting box.
In this embodiment, the effusion collection device further includes a pressure detection device, the pressure detection device is electrically connected with the valve 11, and the pressure detection device controls the opening and closing of the valve 11.
In this embodiment, the hydrops of collecting gets into along the transfer line the evaporation case is handled, and the solar panel that sets up on the evaporation case turns into the solar energy and stores the electric energy in the battery, provides stable electric energy at the electrical heating board during operation, and the electrical heating board that the evaporation bottom of the case portion was established changes the electric energy into the required heat energy of evaporation hydrops, heats the evaporation to its looks attitude change to the hydrops in the evaporation case, and the steam that the heating produced is discharged along evaporation case top blow-down pipe, for reducing the pollution of exhaust gas to the environment, the atmosphere is discharged again through the active carbon filter that establishes on the blow-down pipe earlier.
The utility model discloses a working process:
1. working process is collected to the hydrops: after liquid in the natural gas gathering and transportation pipeline is carried by gas and accumulated in a low-lying position, the collecting pipe is connected with the low-lying position of the natural gas gathering and transportation pipeline, the accumulated liquid continuously flows into the accumulated liquid collecting device along the collecting pipe due to the existence of the collecting pipe, when an upper liquid level sensor in the collecting pipe monitors that the liquid level in the collecting pipe reaches a set threshold value, an upper electric valve 3 is opened, a lower liquid level sensor in the buffer pipe monitors that the liquid level in the buffer pipe reaches an upper limit, namely when the buffer pipe is filled with accumulated liquid, a lower electric valve 5 is opened, and the accumulated liquid in the pipe flows into a liquid collecting tank along the pipeline; when the liquid level in the buffer tube reaches the lower limit, namely the liquid accumulation amount in the buffer tube is 0, the lower electric valve 5 is closed. The hydrops gets into the header tank along header tank bottom in, is full of gas (air or nitrogen gas) between header tank inner membrane and the header tank roof, increases in the header tank along with the hydrops, and the hydrops just extrudes the film, and the pressure in gas space changes promptly, header tank top pressure sensor converts the header tank internal pressure change into the signal of telecommunication and passes for the controller, reaches and sets for the threshold value then controller control flap 11 and opens, and the hydrops gets into hydrops processing apparatus along the transfer line through the suction pump in the header tank and handles, collects the in-process of hydrops next time at the header tank, evaporates the header tank once earlier discharge liquid completely.
2. And (3) carrying out liquid loading treatment: the hydrops of collection gets into along the transfer line evaporation case is handled, and the solar panel that sets up on the evaporation case turns into the solar energy electric energy storage in the battery, provides stable electric energy at the electrical heating board during operation, and the electrical heating board that the evaporation bottom of the case portion was established changes the electric energy into the required heat energy of evaporation hydrops, heats the evaporation to its looks attitude emergence change to the hydrops in the evaporation case, and the steam that the heating produced is discharged along evaporation case top blow-down pipe, for reducing the pollution of discharge gas to the environment, the atmosphere is discharged again through the active carbon filter who establishes on the blow-down pipe earlier.
The utility model has the advantages of simple and reasonable design, convenient operation can realize automated control, and the hydrops is handled and is consumed energy little, has reduced the influence of hydrops to each side among the defeated in-process of natural gas collection to a certain extent in the defeated pipeline of natural gas collection, has reduced the potential safety hazard of defeated in-process of natural gas pipe, and it is significant to the collection processing of defeated pipeline hydrops of natural gas collection.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. A natural gas gathering and transportation pipeline accumulated liquid collecting and processing device is characterized by comprising an accumulated liquid collecting device and an accumulated liquid processing device;
the accumulated liquid collecting device comprises a collecting pipe, a buffer pipe, an upper electric valve, a lower electric valve, a liquid collecting box, an upper liquid level sensor, a lower liquid level sensor and a pressure detecting device; the liquid inlet end of the collecting pipe is connected with the low-lying position of the natural gas gathering and transportation pipeline, an upper electric valve is connected between the liquid outlet end of the collecting pipe and the liquid inlet end of the buffer pipe, a lower electric valve is connected between the liquid outlet end of the buffer pipe and the liquid inlet end of the liquid collecting box, the upper liquid level sensor is installed on the inner wall of the collecting pipe, and the lower liquid level sensor is installed on the inner wall of the buffer pipe;
the accumulated liquid treatment device comprises an evaporation box, an electric heating plate, a solar panel and an emptying pipe, wherein the electric heating plate is positioned at the bottom of the inner side of the evaporation box, the liquid inlet end of the evaporation box is connected with the liquid outlet end of a liquid conveying pipe, the liquid inlet end of the liquid conveying pipe is connected with the liquid outlet end of a suction pump, the liquid inlet end of the suction pump is connected with the liquid outlet end of a valve through a pipe section, the liquid outlet end of the liquid collecting box is connected with the liquid inlet end of the valve, the emptying pipe is installed at the top of the evaporation box and communicated with the evaporation box, and the solar panel is installed on the evaporation box and used for providing electric energy for the electric heating plate; the pressure detection device is connected with the valve.
2. The device for collecting and treating the accumulated liquid in the natural gas gathering and transporting pipeline according to claim 1, wherein the pressure detection device comprises a film fixedly arranged in the liquid collecting tank, the upper part of the film in the liquid collecting tank is filled with gas, the pressure sensor is communicated with the top of the liquid collecting tank through an upper pipe section, and the pressure sensor and the valve are connected with the controller.
3. The device for collecting and treating the accumulated liquid in the natural gas gathering and transportation pipeline according to claim 1, wherein the solar panel is connected with a control box, a solar converter and a storage battery are arranged in the control box, the electric heating plate is electrically connected with the storage battery, the solar converter is electrically connected with the solar panel and the storage battery, and the storage battery is electrically connected with the controller.
4. The device for collecting and treating the accumulated liquid in the natural gas gathering and transportation pipeline according to claim 1, wherein the solar panels are arranged on two sides of the evaporation tank respectively.
5. The apparatus of claim 1, wherein the collecting pipe has a diameter not exceeding 1/3 of the natural gas gathering and transportation pipeline.
6. The apparatus of claim 2, wherein the membrane is mounted at a height of 1/4 from the top to the bottom of the header tank.
7. The apparatus of claim 2, wherein the gas is air or nitrogen.
8. The natural gas gathering and transportation pipeline accumulated liquid collecting and processing device as claimed in claim 1, further comprising an activated carbon filter, wherein the activated carbon filter is installed on the emptying pipe.
9. The natural gas gathering and transportation pipeline liquid collection and treatment device as claimed in claim 8, wherein the activated carbon filter is installed at the location of the vent 1/2.
10. The apparatus of claim 2, wherein the volume of the membrane of the header tank to the bottom of the header tank is 3/4 times the volume of the interior of the header tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120772225.4U CN214840155U (en) | 2021-04-15 | 2021-04-15 | Natural gas gathering and transportation pipeline accumulated liquid collecting and processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120772225.4U CN214840155U (en) | 2021-04-15 | 2021-04-15 | Natural gas gathering and transportation pipeline accumulated liquid collecting and processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214840155U true CN214840155U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120772225.4U Expired - Fee Related CN214840155U (en) | 2021-04-15 | 2021-04-15 | Natural gas gathering and transportation pipeline accumulated liquid collecting and processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214840155U (en) |
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2021
- 2021-04-15 CN CN202120772225.4U patent/CN214840155U/en not_active Expired - Fee Related
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Granted publication date: 20211123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |