CN219839667U - Natural gas purifying device - Google Patents
Natural gas purifying device Download PDFInfo
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- CN219839667U CN219839667U CN202321073160.XU CN202321073160U CN219839667U CN 219839667 U CN219839667 U CN 219839667U CN 202321073160 U CN202321073160 U CN 202321073160U CN 219839667 U CN219839667 U CN 219839667U
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- natural gas
- separator
- filter
- combined filter
- vane type
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 328
- 239000003345 natural gas Substances 0.000 title claims abstract description 165
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000012535 impurity Substances 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 239000010865 sewage Substances 0.000 claims description 44
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 30
- 238000012546 transfer Methods 0.000 claims description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 238000000746 purification Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 2
- 238000003860 storage Methods 0.000 description 28
- 239000007789 gas Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000006872 improvement Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 238000000629 steam reforming Methods 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000035 biogenic effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- -1 condensate Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Landscapes
- Separating Particles In Gases By Inertia (AREA)
Abstract
The utility model provides a natural gas purifying device, comprising: the device comprises a vane type separator for capturing liquid drops in natural gas and a high-efficiency combined filter for separating impurities and the liquid drops in the natural gas, wherein the vane type separator is communicated with the high-efficiency combined filter; the vane type separator is communicated with a natural gas production system, and the high-efficiency combined filter is communicated with a natural gas steam conversion system; a first bypass pipeline is further arranged between the first section of natural gas conveying pipeline and the second section of natural gas conveying pipeline, and the first bypass pipeline is connected with the vane type separator in parallel. According to the utility model, whether the vane type separator and the high-efficiency combined filter are required to be overhauled on line or not is selected, the natural gas enters the high-efficiency combined filter for treatment directly by bypassing the vane type separator or enters the natural gas steam conversion device by bypassing the high-efficiency combined filter, so that the stable operation of the natural gas steam conversion device is ensured.
Description
Technical Field
The utility model relates to the field of gas purification, in particular to a natural gas purification device.
Background
The natural gas purifying process is to eliminate dust particle, condensate, water and other harmful components before entering the gas conveying dry pipe, and the natural gas purifying process aims at forming dry gas with pipeline conveying quality. Natural gas refers to all gases naturally occurring in nature, including gases formed by various natural processes in the atmosphere, water and rock circles (including oilfield gas, gas field gas, mudstone gas, coalbed gas, biogenic gas, etc.). In the field of natural gas gasification industry, natural gas methanol preparation technology takes natural gas-enriched oilfield gas as a raw material, generates converted gas containing hydrogen, carbon monoxide and carbon dioxide through one-stage steam conversion, and generates MTO grade methanol products through methanol synthesis and multiple-effect evaporation.
When the quality of upstream natural gas source gas is fluctuated in the production operation process of a natural gas industrial enterprise, the natural gas steam conversion device is unstable to operate, so that the catalyst bed lamination difference of the natural gas industrial enterprise continuously rises, the service life of the catalyst is rapidly reduced, and a large risk is brought to the long-period safe operation of the enterprise.
In view of this, it is necessary to deal with upstream natural gas source gas quality fluctuations in the prior art to solve the problem of stable operation of the natural gas steam reforming plant.
Disclosure of Invention
The utility model aims to provide a natural gas purifying device, which is used for ensuring the stable operation of a natural gas steam conversion device by selecting to go through the vane type separator and the high-efficiency combined filter for treatment or bypassing the vane type separator to directly enter the high-efficiency combined filter for treatment or bypassing the high-efficiency combined filter to enter the natural gas steam conversion device according to the condition that whether the vane type separator and the high-efficiency combined filter need to be overhauled on line.
The technical scheme for realizing the purpose of the utility model is as follows:
a natural gas purification device, the natural gas purification device is located between natural gas production system and the natural gas steam conversion system, and the natural gas of natural gas production system production gets into the natural gas steam conversion system after entering natural gas purification device and handles into stable air supply, and natural gas purification device includes: the device comprises a vane type separator for capturing liquid drops in natural gas and a high-efficiency combined filter for separating impurities and liquid drops in the natural gas, wherein the vane type separator is communicated with the high-efficiency combined filter through a second section of natural gas conveying pipeline;
the vane type separator is communicated with the natural gas production system through a first section of natural gas conveying pipeline, and the efficient combined filter is communicated with the natural gas steam conversion system through a third section of natural gas conveying pipeline;
and a first bypass pipeline is further arranged between the first section of natural gas conveying pipeline and the second section of natural gas conveying pipeline, and the first bypass pipeline is connected with the vane type separator in parallel.
As a further development of the utility model, a second bypass line is arranged between the second and third natural gas transfer lines, said second bypass line being arranged in parallel with the high-efficiency combined filter.
Whether the first bypass conduit and the second bypass conduit of the present utility model are in communication depends on whether the vane separator and the high efficiency composite filter are serviced on-line or the filter element is replaced. During normal production operation, liquid drops are removed through the vane type separator and then enter the efficient combined filter for removing impurities and liquid, when the vane type separator needs to be overhauled on line, the liquid drops directly enter the efficient combined filter for removing impurities and liquid, and when the efficient combined filter needs to be replaced or overhauled on line, the liquid drops directly enter the natural gas steam conversion system by bypassing the efficient combined filter.
As a further improvement of the utility model, a differential pressure meter is also arranged between the second section of natural gas conveying pipeline and the third section of natural gas conveying pipeline.
According to the utility model, the differential pressure meter is arranged on the inlet and outlet pipelines of the high-efficiency combined filter, and whether the filter element in the high-efficiency combined filter needs to be replaced is determined by the numerical value of the differential pressure meter.
As a further improvement of the utility model, the device also comprises a sewage storage tank, wherein the vane type separator is communicated with the sewage storage tank through a first sewage drain pipeline, and the high-efficiency combined filter is communicated with the sewage storage tank through a second sewage drain pipeline.
As a further improvement of the utility model, a low pressure nitrogen line is also included, which communicates the vane separator and the high efficiency coalescing filter.
As a further improvement of the utility model, a vent line is also included, which communicates the sewage storage tank with the flare system.
As a further improvement of the utility model, the vane type separator comprises a separator body, a cyclone type feeding distributor for defoaming natural gas at an inlet and a baffle plate for realizing gas-liquid separation of the natural gas, wherein the cyclone type feeding distributor is arranged at the inlet of the separator body, and the baffle plate is arranged in the separator body.
According to the utility model, the natural gas entering the separator body is defoamed by the cyclone type feeding distributor, and the baffle plates further break foam of the defoamed natural gas to realize liquid separation.
As a further improvement of the utility model, the high-efficiency combined filter comprises a filter body, a gas-liquid separator and an impurity filter, wherein the gas-liquid separator and the impurity filter are arranged in the filter body; the impurity filter is located the gas-liquid separator top, and the export intercommunication filter body's of second section natural gas transfer pipeline lower part, the import intercommunication filter body's of third section natural gas transfer pipeline upper portion.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, whether the vane type separator and the high-efficiency combined filter are required to be overhauled on line or not is selected, the natural gas enters the high-efficiency combined filter for treatment directly by bypassing the vane type separator or enters the natural gas steam conversion device by bypassing the high-efficiency combined filter, so that the stable operation of the natural gas steam conversion device is ensured.
Drawings
FIG. 1 is a schematic diagram of a natural gas purifying device according to the present utility model;
FIG. 2 is a schematic diagram II of a natural gas purifying device provided by the utility model;
FIG. 3 is a schematic diagram III of a natural gas purifying device provided by the utility model;
in the figure, a 100-natural gas production system; 200-a natural gas steam reforming system; 300-a natural gas purification device; 310-vane separator; 320-high efficiency combined filter; 410-first stage natural gas transfer line; 420-second stage natural gas transfer line; 430-third stage natural gas transfer line; 440-a first bypass conduit; 450-a second bypass duct; 460-a third bypass duct; 500-a sewage storage tank; 610-a first blow down line; 620-a second blow down line; 710-low pressure nitrogen line; 720-venting the pipeline.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present utility model, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present utility model by those skilled in the art.
Referring to fig. 1 and 2, an embodiment of the present utility model provides a natural gas purifying apparatus 300, where the natural gas purifying apparatus 300 is located between a natural gas production system 100 and a natural gas vapor conversion system 200, and natural gas produced by the natural gas production system 100 enters the natural gas purifying apparatus 300 to be processed into a stable gas source and then enters the natural gas vapor conversion system 200, and the natural gas purifying apparatus 300 includes: vane separator 310 for capturing liquid drops in natural gas, and high-efficiency combined filter 320 for separating impurities and liquid drops in natural gas, wherein vane separator 310 is communicated with high-efficiency combined filter 320 through second section natural gas conveying pipeline 420; vane separator 310 communicates with natural gas production system 100 via a first stage natural gas transfer line 410 and high efficiency combiner filter 320 communicates with natural gas vapor conversion system 200 via a third stage natural gas transfer line 430; a first bypass conduit 440 is also disposed between the first stage natural gas transfer line 410 and the second stage natural gas transfer line 420, the first bypass conduit 440 being disposed in parallel with the vane separator 310.
With continued reference to fig. 1 and 2, a second bypass conduit 450 is disposed between the second stage natural gas transfer line 420 and the third stage natural gas transfer line 430, the second bypass conduit 450 being disposed in parallel with the high efficiency combiner filter 320.
Whether the first bypass conduit 440 and the second bypass conduit 450 of an embodiment of the present utility model are in communication depends on whether the vane separator and the high efficiency combiner filter 320 are serviced on-line or filter cartridge replaced. During normal production operation, liquid drops are removed through the vane type separator 310 and then enter the efficient combined filter 320 for removing impurities and liquid, when the vane type separator 310 needs to be overhauled on line, the liquid drops bypass the vane type separator 310 and directly enter the efficient combined filter 320 for removing impurities and liquid, and when the efficient combined filter 320 needs to be replaced or overhauled on line, the liquid drops bypass the efficient combined filter 320 and directly enter a natural gas steam conversion system.
With continued reference to fig. 1 and 2, a differential pressure gauge is also installed between the second stage natural gas transfer line 420 and the third stage natural gas transfer line 430.
In the embodiment of the utility model, the differential pressure meter is arranged on the inlet and outlet pipelines of the high-efficiency combined filter 320, and whether the filter element in the high-efficiency combined filter needs to be replaced is determined by the numerical value of the differential pressure meter.
Referring to fig. 3, the natural gas purifying apparatus 300 according to the embodiment of the present utility model includes a sewage tank 500 in addition to the vane type separator 310 and the high efficiency combined filter 320, wherein the vane type separator 310 is communicated with the sewage tank 500 through a first sewage drain line 610, and the high efficiency combined filter 320 is communicated with the sewage tank 500 through a second sewage drain line 620.
With continued reference to fig. 3, the natural gas cleaning apparatus 300 according to the embodiment of the present utility model includes a low pressure nitrogen line 710, in addition to the vane type separator 310, the high efficiency combined filter 320 and the sewage tank 500, and the low pressure nitrogen line 710 communicates with the vane type separator 310 and the high efficiency combined filter 320.
With continued reference to fig. 3, the natural gas cleaning apparatus 300 according to the embodiment of the present utility model includes a vent line 720 in addition to the vane separator 310, the high efficiency combined filter 320, the sewage tank 500 and the low pressure nitrogen line 710, wherein the vent line 720 communicates the sewage tank 500 with the flare system.
With continued reference to fig. 3, a natural gas purifying apparatus 300 according to an embodiment of the present utility model includes a vane type separator 310, a high-efficiency combined filter 320, a sewage storage tank 500, a natural gas pipeline, and a nitrogen pipeline, wherein the vane type separator 310 and the high-efficiency combined filter 320 are connected in series, and are connected to the natural gas pipeline (a first section of natural gas pipeline 410, a second section of natural gas pipeline 420, and a third section of natural gas pipeline 430), the bottom is connected to the sewage storage tank 500, and the nitrogen pipeline is connected to the vane type separator 310, the high-efficiency combined filter 320, and the sewage storage tank 500. The natural gas line is disposed in the middle of the vane separator 310 and exits at the upper portion. The natural gas line is placed in the high efficiency combiner filter 320 at the lower inlet and at the upper outlet. Vane separator 310 is disposed upstream of high efficiency coalescing filter 320. The low pressure nitrogen line 710 merges with the natural gas line and is connected in close proximity to the vane separator 310. The low pressure nitrogen line 710 merges with the blowdown line and is accessed near the sewage storage tank 500. The sewage drain line is arranged at the bottom of the vane type separator 310 and is connected with the top of the sewage storage tank 500. The sewage drain line is arranged at the bottom of the high-efficiency combined filter 320 and is connected with the top of the sewage storage tank 500. The purification device also comprises a sewage storage tank 500 pressure controller which is connected with a sewage storage tank 500 pressure gauge and a sewage storage tank 500 pressure control valve. The pressure controller controls the emptying flow through the pressure control valve according to the input pressure control quantity, so as to realize the pressure control of the sewage storage tank 500.
According to the embodiment of the utility model, the natural gas pipeline with the vane type separator 310 and the high-efficiency combined filter 320 is designed, and the treatment of impurities carried in the natural gas can be realized by simply modifying the natural gas pipeline based on the existing natural gas chemical system, so that the impurities in the natural gas are obviously reduced, the service life of the catalyst is prolonged, and the running period of the device can be prolonged. According to the embodiment of the utility model, the liquid discharge time can be controlled according to the liquid level of the vane type separator 310 by arranging the liquid level meter of the vane type separator 310, so that the normal operation of a natural gas chemical system is not influenced, and the operation process is convenient and flexible. According to the embodiment of the utility model, the liquid level meter of the high-efficiency combined filter 320 is arranged, so that the liquid discharge time can be controlled according to the liquid level of the high-efficiency combined filter 320, the normal operation of a natural gas chemical system is not affected, and the operation process is convenient and flexible. According to the embodiment of the utility model, the liquid discharge time can be controlled according to the liquid level of the sewage storage tank 500 by arranging the liquid level meter of the sewage storage tank 500, the normal operation of a natural gas chemical system is not affected, and the operation process is convenient and flexible. According to the embodiment of the utility model, the time for changing the filter can be controlled according to the pressure difference of the high-efficiency combined filter 320 by arranging the pressure difference meter of the high-efficiency combined filter 320, the normal operation of a natural gas chemical system is not affected, and the operation process is convenient and flexible. According to the embodiment of the utility model, the pressure gauge is arranged on the sewage storage tank 500, so that the pressure measurement can be carried out on the sewage storage tank 500, and the pressure control operation on the sewage storage tank 500 can be conveniently guided. According to the embodiment of the utility model, the liquid level meter is arranged on the sewage storage tank 500, so that the liquid level of the sewage storage tank 500 can be measured, and the liquid level control operation of the sewage storage tank 500 can be conveniently guided. Embodiments of the present utility model provide for the initial separation of impurities in natural gas by feeding the natural gas line into the vane separator 310. In the embodiment of the utility model, the impurities in the natural gas are further separated by connecting a high-efficiency combined filter 320 in series after the vane type separator 310, and the residual impurities are filtered in the filter. The embodiment of the utility model can purge the purification device by introducing the low-pressure nitrogen pipeline 710 into the purification device, thereby realizing the replacement and airtight functions.
With continued reference to fig. 1, 2 and 3, the vane separator 310 according to an embodiment of the present utility model includes a separator body, a cyclone type feed distributor for defoaming natural gas at an inlet, and a baffle plate for gas-liquid separation of natural gas, wherein the cyclone type feed distributor is installed at the inlet of the separator body, and the baffle plate is disposed inside the separator body. According to the embodiment of the utility model, the natural gas entering the separator body is defoamed by the cyclone type feeding distributor, and the baffle plates further break foam of the defoamed natural gas to realize liquid separation.
With continued reference to fig. 1, 2 and 3, the high-efficiency combined filter 320 according to the embodiment of the present utility model includes a filter body, a gas-liquid separator and an impurity filter disposed inside the filter body; the impurity filter is located above the gas-liquid separator, the outlet of the second stage natural gas transfer line 420 is connected to the lower part of the filter body, and the inlet of the third stage natural gas transfer line 430 is connected to the upper part of the filter body.
According to the embodiment of the utility model, whether the vane type separator 310 and the high-efficiency combined filter 320 need to be overhauled on line is selected, and the natural gas steam reforming system 200 is processed by the vane type separator 310 and the high-efficiency combined filter 320 or directly enters the high-efficiency combined filter 320 to be processed by bypassing the vane type separator 310 or enters a natural gas steam reforming device by bypassing the high-efficiency combined filter 320, so that the stable operation of the natural gas steam reforming system 200 is ensured.
With continued reference to fig. 3, the vent line 720, the sewage drain line, and the low-pressure nitrogen line 710 of the embodiment of the present utility model are connected to the body of the sewage storage tank 500, the pressure gauge and the liquid level gauge are located on the body of the sewage storage tank 500, and the regulating valve is located on the vent line 720 of the sewage storage tank 500. The low pressure nitrogen line 710 includes gate valves, check valves, parallel valves, gate valves installed. Wherein the gate valve is located on the upstream side of the non-return valve, the parallel valve is located on the downstream side of the non-return valve, the gate valve is close to the natural gas line, and the gate valve is close to the dirty water tank 500. Vane separator 310 includes a level gauge mounted thereto, the level gauge being located in a lower portion of vane separator 310. The efficient combined filter 320 comprises a liquid level meter and a differential pressure meter, wherein the liquid level meter is arranged at the lower part of the efficient combined filter 320, and the differential pressure meter is arranged at an inlet pipeline and an outlet pipeline of the efficient combined filter 320.
The natural gas purifying device 300 according to the embodiment of the utility model comprises the following processing steps: 1) Natural gas is fed to vane separator 310. 2) Natural gas is de-foamed in vane separator 310 by an inlet swirl feed distributor, and further breaks up the foam at the top baffle for liquid polishing. Then enters the high-efficiency combined filter 320, is initially separated at the inlet, and flows out of the filter element, and impurities are filtered and finely separated again. The separated liquid impurities enter the sewage storage tank 500 for treatment. 3) The low pressure nitrogen line 710 is opened before or after shut down to purge, replace or complete the gas tight operation of the natural gas purification system.
The embodiment of the utility model solves the problem of the increase of the pressure difference of the catalyst bed caused by the high impurity content in natural gas of natural gas industry enterprises by adding the vane type separator 310, the high-efficiency combined filter 320 and the sewage storage tank 500 on the basis of a natural gas chemical system. The method for purifying the impurities in the natural gas is simple in process, convenient and flexible to operate, and the operation period of a natural gas industry and enterprises can be prolonged to three years after the device is put into use.
The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a natural gas purification device, its characterized in that, natural gas purification device is located between natural gas production system and the natural gas steam conversion system, and the natural gas of natural gas production system production gets into the natural gas purification device and handles after getting into stable air supply and gets into the natural gas steam conversion system, and natural gas purification device includes: the device comprises a vane type separator for capturing liquid drops in natural gas and a high-efficiency combined filter for separating impurities and liquid drops in the natural gas, wherein the vane type separator is communicated with the high-efficiency combined filter through a second section of natural gas conveying pipeline;
the vane type separator is communicated with the natural gas production system through a first section of natural gas conveying pipeline, and the efficient combined filter is communicated with the natural gas steam conversion system through a third section of natural gas conveying pipeline;
and a first bypass pipeline is further arranged between the first section of natural gas conveying pipeline and the second section of natural gas conveying pipeline, and the first bypass pipeline is connected with the vane type separator in parallel.
2. A natural gas cleaning plant according to claim 1, characterized in that a second bypass line is arranged between the second and third section of natural gas transfer lines, said second bypass line being arranged in parallel with the high efficiency combination filter.
3. A natural gas cleaning apparatus according to claim 2, wherein a differential pressure gauge is further provided between the second and third sections of natural gas transfer lines.
4. The natural gas cleaning apparatus of claim 1, further comprising a sewage tank, wherein the vane separator is in communication with the sewage tank via a first blowdown line, and wherein the high efficiency combined filter is in communication with the sewage tank via a second blowdown line.
5. The natural gas cleaning apparatus of claim 1, further comprising a low pressure nitrogen line, the low pressure nitrogen line communicating the vane separator and the high efficiency coalescing filter.
6. The natural gas cleaning apparatus of claim 5, further comprising a vent line, the vent line communicating the dirty water tank with the flare system.
7. The natural gas purifying apparatus according to claim 1, wherein the vane type separator comprises a separator body, a cyclone type feed distributor for defoaming natural gas at an inlet, and a baffle plate for gas-liquid separation of natural gas, the cyclone type feed distributor is installed at the inlet of the separator body, and the baffle plate is disposed inside the separator body.
8. The natural gas cleaning apparatus according to claim 1, wherein the high-efficiency combined filter comprises a filter body, a gas-liquid separator provided inside the filter body, and an impurity filter; the impurity filter is located the gas-liquid separator top, and the export intercommunication filter body's of second section natural gas transfer pipeline lower part, the import intercommunication filter body's of third section natural gas transfer pipeline upper portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321073160.XU CN219839667U (en) | 2023-05-08 | 2023-05-08 | Natural gas purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321073160.XU CN219839667U (en) | 2023-05-08 | 2023-05-08 | Natural gas purifying device |
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| Publication Number | Publication Date |
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| CN219839667U true CN219839667U (en) | 2023-10-17 |
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| CN202321073160.XU Active CN219839667U (en) | 2023-05-08 | 2023-05-08 | Natural gas purifying device |
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| CN (1) | CN219839667U (en) |
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- 2023-05-08 CN CN202321073160.XU patent/CN219839667U/en active Active
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