CN221028293U - Natural gas raw gas pretreatment purifier - Google Patents
Natural gas raw gas pretreatment purifier Download PDFInfo
- Publication number
- CN221028293U CN221028293U CN202322935960.4U CN202322935960U CN221028293U CN 221028293 U CN221028293 U CN 221028293U CN 202322935960 U CN202322935960 U CN 202322935960U CN 221028293 U CN221028293 U CN 221028293U
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- CN
- China
- Prior art keywords
- filter element
- shell
- natural gas
- tank
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000007789 gas Substances 0.000 title claims abstract description 35
- 239000003345 natural gas Substances 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 23
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 9
- 238000000746 purification Methods 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000012535 impurity Substances 0.000 description 10
- 239000002245 particle Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- 239000002250 absorbent Substances 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 239000011258 core-shell material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002274 desiccant Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a natural gas raw gas pretreatment purifying device, which comprises a shell, wherein an air inlet pipe is arranged on one side of the shell, an air outlet pipe is arranged on the other end of the shell, and a first filter element group, a deacidification tank and a second filter element group are sequentially arranged between the air inlet pipe and the air outlet pipe in the shell.
Description
Technical Field
The utility model relates to the field of natural gas pretreatment, in particular to a natural gas raw gas pretreatment purifying device.
Background
Natural gas or associated gas from oil fields produced from the formation often contains sand and sand, mixed rust and other solid impurities, water, sulfides, carbon dioxide and other substances, sand, rust and other dust particles move along with the air flow, abrade components of compressors, pipelines and meters, and even cause damage.
Dust particles can be gathered at a certain transportation position sometimes, so that the efficiency of gas transportation is reduced, water can be gathered at a low-lying position of a pipeline, the gas transmission section of the pipeline is reduced, and the gas transmission resistance is increased, so that pretreatment is carried out before the natural gas raw gas is subjected to purification treatment, and the damage of impurities in the raw gas to the follow-up natural gas pipeline and components is reduced.
Disclosure of utility model
The utility model mainly aims to provide a pretreatment purifying device for natural gas raw gas, which solves the problem that impurities are difficult to remove from natural gas raw gas in the pretreatment process.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a natural gas raw gas pretreatment purifier, includes the shell, and shell one side is equipped with the intake pipe, and the other end is equipped with the outlet duct, is equipped with first filter core group, deacidification pond and second filter core group in proper order between the inside intake pipe of shell and outlet duct.
In the preferred scheme, there is first filter core group including first filter core shell, and the top of first filter core shell is equipped with first lifting hook, and the below of first filter core shell is equipped with first filter core, and one side of first filter core is equipped with the second filter core.
In the preferred scheme, the first filter element is internally provided with a wear-resistant steel wire mesh.
In a preferred scheme, the second filter element is internally provided with activated carbon.
In the preferred scheme, still be equipped with detachable first filter vat between first filter core and the shell, be equipped with the second filter vat between first filter core and the second filter core, second filter core rear one side is equipped with the third filter vat.
In the preferred scheme, a water baffle is arranged between the first filter element group and the deacidification tank, and a water collecting plate is arranged below the water baffle;
An acid tank air inlet pipe is arranged below the deacidification tank and is communicated with the water baffle and the water collecting plate.
In the preferred scheme, a sealing one-way valve is arranged between the acid pool air inlet pipe and the water baffle and collecting plate;
A tank cover and a liquid injection pipe are arranged above the deacidification tank, the liquid injection pipe penetrates through the tank cover and extends into the deacidification tank, a plurality of spraying holes are formed in one side below the tail end of the liquid injection pipe, and a first valve is arranged on the liquid injection pipe;
A waste liquid eduction tube is arranged at one side below the deacidification pool, and a second valve is arranged on the waste liquid eduction tube.
In the preferred scheme, the top of one side of deacidification pond is equipped with sour pond outlet duct, and one side of sour pond outlet duct is equipped with L type outlet duct, has the venthole on the L type outlet duct equipartition.
In the preferred scheme, the second filter element group comprises a second filter element shell, a second lifting hook is fixedly arranged above the second filter element shell, and a third filter element is arranged below the second filter element shell;
The second filter element group is positioned at one side close to the air outlet pipe.
In a preferred embodiment, the interior of the third filter element is filled with a silica gel desiccant.
The utility model provides a natural gas raw gas pretreatment purifying device, which has the following beneficial effects:
1. The utility model provides a pretreatment and purification device for natural gas raw gas, which can pre-perform primary treatment before the natural gas raw gas enters a normal treatment system, the multi-layer filter element can remove impurities such as sand, rust, water and the like possibly carried in the element, and can effectively reduce the damage of impurities in raw gas to a pipeline of a treatment system.
2. The utility model provides a natural gas raw gas pretreatment purification device which is provided with a plurality of detachable filter tanks, wherein some impurities fall into the filter tanks after being filtered out, and the filter tanks are removed and cleaned when the filter tanks are filled with impurities or periodically checked, so that the device is convenient to repeatedly clean, and the service life of the device is prolonged.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a cross-sectional view of a purification apparatus of the present utility model.
In the figure: a housing 1; an intake pipe 101; a first filter tank 102; a second filter tank 103; a third filter cell 104; an outlet pipe 105; a water deflector 106; a water collecting plate 107; a first filter element group 2; a first filter element 201; a first hook 202; a second filter element 203; a first cartridge housing 204; a second filter element group 3; a third filter element 301; a second cartridge housing 302; a second hook 303; a deacidification tank 4; a liquid injection tube 401; a first valve 402; a pool cover 403; an acid tank outlet pipe 404; an acid pool air inlet pipe 405; sealing the one-way valve 406; a second valve 407; a waste liquid outlet pipe 408; an L-shaped outlet duct 409; an air outlet hole 410; spray holes 411.
Detailed Description
Example 1
As shown in fig. 1, the pretreatment purifying device for natural gas raw gas comprises a shell 1, wherein an air inlet pipe 101 is arranged on one side of the shell 1, an air outlet pipe 105 is arranged on the other end of the shell, and a first filter element group 2, a deacidification tank 4 and a second filter element group 3 are sequentially arranged between the air inlet pipe 101 and the air outlet pipe 105 in the shell 1.
In a preferred embodiment, the first filter element group 2 includes a first filter element housing 204, a first lifting hook 202 is disposed above the first filter element housing 204, a first filter element 201 is disposed below the first filter element housing 204, and a second filter element 203 is disposed on one side of the first filter element 201.
In a preferred embodiment, the first filter element 201 is internally provided with a wear-resistant wire mesh.
In a preferred embodiment, the second filter 203 is activated carbon.
In a preferred scheme, a first detachable filter tank 102 is further arranged between the first filter element 201 and the shell 1, a second filter tank 103 is arranged between the first filter element 201 and the second filter element 203, and a third filter tank 104 is arranged at one side behind the second filter element 203.
In the preferred scheme, a water baffle 106 is also arranged between the first filter element group 2 and the deacidification tank 4, and a water collecting plate 107 is arranged below the water baffle 106;
An acid tank air inlet pipe 405 is arranged below the deacidification tank 4, and the acid tank air inlet pipe 405 is communicated with the water baffle 106 and the water collecting plate 107.
In the preferred scheme, a sealing one-way valve 406 is arranged between the acid pool air inlet pipe 405 and the water baffle 106 and the water collecting plate 107;
A tank cover 403 and a liquid injection pipe 401 are arranged above the deacidification tank 4, the liquid injection pipe 401 penetrates through the tank cover 403 and extends into the deacidification tank 4, a plurality of spray holes 411 are formed in one side below the tail end of the liquid injection pipe 401, and a first valve 402 is arranged on the liquid injection pipe 401;
A waste liquid eduction tube 408 is arranged at one side below the deacidification pool 4, and a second valve 407 is arranged on the waste liquid eduction tube 408.
In the preferred scheme, the top of one side of deacidification pond 4 is equipped with sour pond outlet duct 404, and one side of sour pond outlet duct 404 is equipped with L type outlet duct 409, has ventholes 410 on the equipartition of L type outlet duct 409.
In the preferred scheme, the second filter element group 3 comprises a second filter element shell 302, a second lifting hook 303 is fixedly arranged above the second filter element shell 302, and a third filter element 301 is arranged below the second filter element shell 302;
the second filter element set 3 is located on a side adjacent to the outlet duct 105.
In a preferred embodiment, the interior of the third filter 301 is filled with a silica gel desiccant.
The working flow of the natural gas raw gas pretreatment purification device is as follows: the natural gas raw gas enters the purification device through the air inlet pipe 101, firstly, the natural gas raw gas can reach between the first filter element 201 and the shell 1, the inside of the first filter element 201 is provided with staggered steel wire grids, large-particle impurities such as sand, rust and the like in the raw gas can be filtered out, the filtered large-particle impurities can fall into the first filter tank 102, the raw gas passes through the first filter element 201 and then is positioned between the first filter element 201 and the second filter element 203, the second filter element 203 is filled with activated carbon, fine particles and sulfides in the raw gas can be filtered by the second filter element 203, and the filtered impurity particles fall into the second filter tank 103.
The raw gas flows along the water baffle 106 after passing through the second filter element 203, and the oil gas or the water vapor possibly contained in the raw gas can drop on the water collecting plate 107 when forming water drops on the water baffle, so that the mixed liquid can flow into the third filter tank 104 along the water collecting plate 107, and then the raw gas passes through the sealing one-way valve 406 to enter the deacidification tank 4.
The injection pipe 401 always injects the weak alkaline absorbent into the deacidification pool 4, the weak alkaline absorbent is sprayed into the deacidification pool 4 through the spray holes 411, the raw gas passes through the sealing one-way valve 406 and then meets the weak alkaline absorbent, the waste liquid after the reaction flows out of the device through the waste liquid eduction pipe 408, the raw gas passes through the absorbent and then enters the L-shaped air outlet pipe 409 through the acid pool air outlet pipe 404, and reaches the front of the third filter element 301 from the air outlet hole 410, the third filter element 301 is filled with silica gel drying agent, the silica gel drying agent can absorb the moisture in the raw gas, the raw gas passes through the third filter element 301 and then enters a formal treatment system from the air outlet pipe 105, and the raw gas after pretreatment purification reduces the damage to the treatment system.
The first lifting hook 202 and the second lifting hook 303 can be used for lifting the filter element out through a lifting tool in the daily regular inspection process so as to facilitate inspection or replacement.
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (8)
1. The utility model provides a natural gas raw gas pretreatment purifier, includes shell (1), and shell (1) one side is equipped with intake pipe (101), and the other end is equipped with outlet duct (105), characterized by: a first filter element group (2), a deacidification tank (4) and a second filter element group (3) are sequentially arranged between an air inlet pipe (101) and an air outlet pipe (105) in the shell (1);
the first filter element group (2) comprises a first filter element shell (204), a first lifting hook (202) is arranged above the first filter element shell (204), a first filter element (201) is arranged below the first filter element shell (204), and a second filter element (203) is arranged on one side of the first filter element (201);
A detachable first filter groove (102) is further arranged between the first filter element (201) and the shell (1), a second filter groove (103) is arranged between the first filter element (201) and the second filter element (203), and a third filter groove (104) is arranged on one side behind the second filter element (203).
2. The natural gas pretreatment purifying device according to claim 1, wherein: the first filter element (201) is internally provided with a wear-resistant steel wire mesh.
3. The natural gas pretreatment purifying device according to claim 1, wherein: the second filter element (203) is internally provided with active carbon.
4. The natural gas pretreatment purifying device according to claim 1, wherein: a water baffle (106) is further arranged between the first filter element group (2) and the deacidification tank (4), and a water collecting plate (107) is arranged below the water baffle (106);
An acid tank air inlet pipe (405) is arranged below the deacidification tank (4), and the acid tank air inlet pipe (405) is communicated with the water baffle (106) and the water collecting plate (107).
5. The pretreatment and purification device for natural gas according to claim 4, wherein: a sealing one-way valve (406) is arranged between the acid pool air inlet pipe (405) and the water baffle (106) and the water collecting plate (107);
A tank cover (403) and a liquid injection pipe (401) are arranged above the deacidification tank (4), the liquid injection pipe (401) penetrates through the tank cover (403) and stretches into the deacidification tank (4), a plurality of spray holes (411) are formed in one side below the tail end of the liquid injection pipe (401), and a first valve (402) is arranged on the liquid injection pipe (401);
A waste liquid eduction tube (408) is arranged at one side below the deacidification pool (4), and a second valve (407) is arranged on the waste liquid eduction tube (408).
6. The natural gas pretreatment purifying device according to claim 1, wherein: an acid tank air outlet pipe (404) is arranged above one side of the deacidification tank (4), an L-shaped air outlet pipe (409) is arranged on one side of the acid tank air outlet pipe (404), and air outlet holes (410) are uniformly distributed on the L-shaped air outlet pipe (409).
7. The natural gas pretreatment purifying device according to claim 1, wherein: the second filter element group (3) comprises a second filter element shell (302), a second lifting hook (303) is fixedly arranged above the second filter element shell (302), and a third filter element (301) is arranged below the second filter element shell (302);
the second filter element group (3) is positioned at one side close to the air outlet pipe (105).
8. The natural gas pretreatment purifying device according to claim 7, wherein: the interior of the third filter element (301) is filled with a silica gel desiccant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322935960.4U CN221028293U (en) | 2023-10-31 | 2023-10-31 | Natural gas raw gas pretreatment purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322935960.4U CN221028293U (en) | 2023-10-31 | 2023-10-31 | Natural gas raw gas pretreatment purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221028293U true CN221028293U (en) | 2024-05-28 |
Family
ID=91187013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322935960.4U Active CN221028293U (en) | 2023-10-31 | 2023-10-31 | Natural gas raw gas pretreatment purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221028293U (en) |
-
2023
- 2023-10-31 CN CN202322935960.4U patent/CN221028293U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |