CN112275032B - Horizontal filtering separator of gas transmission field - Google Patents
Horizontal filtering separator of gas transmission field Download PDFInfo
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- CN112275032B CN112275032B CN201910673731.5A CN201910673731A CN112275032B CN 112275032 B CN112275032 B CN 112275032B CN 201910673731 A CN201910673731 A CN 201910673731A CN 112275032 B CN112275032 B CN 112275032B
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- 238000001914 filtration Methods 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 title claims abstract description 10
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 37
- 239000010865 sewage Substances 0.000 claims description 84
- 239000003638 chemical reducing agent Substances 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 30
- 239000007789 gas Substances 0.000 description 34
- 230000009286 beneficial effect Effects 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses a horizontal filtering separator for an air conveying field, which comprises a cavity, a filter element, a blind plate, an upstream guide plate and a downstream guide plate, wherein one end of the cavity is sealed by the blind plate, the other end of the cavity is provided with a gas outlet, the upstream guide plate and the downstream guide plate are sequentially arranged in the cavity from the blind plate end to the gas outlet end, a cavity between the blind plate and the downstream guide plate is a filter cavity, the filter element is arranged in the filter cavity, the top of the filter cavity is provided with a gas inlet, the bottom of the filter cavity is provided with a first filter cavity drain outlet, a second filter cavity drain outlet and a third filter cavity drain outlet, the first filter cavity drain outlet is positioned below the upstream guide plate, the second filter cavity drain outlet is positioned in the middle of the bottom surface of the filter cavity, and the third filter cavity drain outlet is positioned at the position of the filter cavity close to the downstream guide plate. The horizontal filtering separator for the gas transmission field can discharge dust from the blind plate to the upstream guide plate, reduce the influence of dust collection on the filter element, improve the filtering efficiency of the filter element and prolong the service life of the filter element.
Description
Technical Field
The invention relates to the field of oil and gas storage, transportation and filtration, in particular to a horizontal filtering separator for a gas transmission field.
Background
After the natural gas is mined, the natural gas contains a large amount of impurities such as dust, the impurities such as the dust enter a lower-level flow, normal production and safety are affected, and the natural gas can be conveyed to the downstream after being filtered and separated.
As shown in figure 1, the horizontal filtering separator used in the current gas transmission field comprises a cavity, a filter element 14, a blind plate 11, an upstream guide plate 12 and a downstream guide plate 13, one end of the cavity is sealed by the blind plate 11, the blind plate 11 is detachably connected with the cavity, the other end of the cavity is provided with a gas outlet 22, the upstream guide plate 12 and the downstream guide plate 13 are sequentially arranged in the cavity from the end of the blind plate 11 to the end of the gas outlet 22, a cavity between the blind plate 11 and the downstream guide plate 13 in the cavity is a filter cavity 1, a cavity between the downstream guide plate 13 and the gas outlet 22 is a collecting cavity 2, two ends of the filter element 14 are respectively connected with the upstream guide plate 12 and the downstream guide plate 13, the top of the filter cavity 1 is provided with a gas inlet 15, the bottom of the filter cavity 1 is provided with a filter cavity sewage discharge outlet 31, the filter cavity sewage outlet 31 is arranged in the middle of the filter cavity 1 or close to the downstream guide plate 13, the bottom of the collecting cavity 2 is provided with a collecting cavity sewage outlet 32, the filter cavity sewage draining port 31 and the collecting cavity sewage draining port 32 are both directly communicated with the sewage draining pipeline 5 through the conveying pipe 4 for draining sewage.
The working principle of the existing horizontal filtering separator is as follows: the gas enters from a gas inlet 15 at the top of the filter cavity 1, enters the filter element 14 from the outer surface of the filter element 14 in the filter cavity 1, the gas filtered by the filter element 14 enters the collection cavity 2, the gas in the collection cavity 2 flows out from a gas outlet 22, and the dust in the collection cavity 2 and the filter cavity 1 is finally discharged through a sewage discharge pipeline 5 at the bottom.
During use of the horizontal filter separator, a large amount of dust is deposited in the filter chamber 1, and the dust is mainly accumulated on one side of the blind plate 11 and gradually decreases along the direction of the gas outlet 22. The blind plate 11 is all kept away from to current horizontal filtering separator's filter chamber drain 31, set up in filter chamber 1 middle part or be close to low reaches guide plate 13 department, and the many gathering blind plates of dust 11 to upstream guide plate 12 department, it is far away for filter chamber drain 31 position, only a small amount of dust can be followed filter chamber drain 31 and discharged in filter chamber 1 when the blowdown, remaining dust can be piled up in blind plate 11 to upstream guide plate 12 department, lead to horizontal filtering separator pressure differential increase, thereby subtract 14 life of short filter core, influence low reaches natural gas quality, cause filter chamber 1 to block up even when serious.
Disclosure of Invention
The invention aims to provide a horizontal filtering separator of a gas transmission field, which can discharge dust accumulated on a blind plate to an upstream guide plate, the pressure difference of equipment rises slowly, the influence of dust collection on a filter element can be reduced, the filtering efficiency and the service life of the filter element are improved, and the opening operation times of the equipment are reduced.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the invention discloses a horizontal filtering separator of an air conveying field, which comprises a cavity, a filter element, a blind plate, an upstream guide plate and a downstream guide plate, wherein one end of the cavity is sealed by the blind plate, the other end of the cavity is provided with a gas outlet, the upstream guide plate and the downstream guide plate are sequentially arranged in the cavity from the blind plate end to the gas outlet end, a cavity between the blind plate and the downstream guide plate in the cavity is a filter cavity, the filter element is arranged in the filter cavity, the top of the filter cavity is provided with a gas inlet, the bottom of the filter cavity is provided with a filter cavity sewage discharge outlet, the filter cavity sewage discharge outlet comprises a first filter cavity sewage discharge outlet, a second filter cavity sewage discharge outlet and a third filter cavity sewage discharge outlet, the first filter cavity sewage discharge outlet is positioned below the upstream guide plate, the second filter cavity sewage discharge outlet is positioned in the middle of the bottom surface of the filter cavity, and the third filter cavity sewage discharge outlet is positioned in the filter cavity and close to the downstream guide plate At the plate.
The invention has the beneficial effects that: the first filter cavity drain, the second filter cavity drain and the third filter cavity drain are simultaneously used in sequence, and the filter cavity sewage draining device is suitable for dust sewage draining in different stages. In blowdown operation process, the first filter chamber drain has at first got rid of blind plate one side dust, the dust in the middle of the second filter chamber drain desorption filter chamber, the dust of low reaches guide plate department can be got rid of to the third filter chamber drain, first filter chamber drain, second filter chamber drain and third filter chamber drain jointly use, can the deposit of effective control dust in filter chamber, the filter chamber dust discharge amount is big, equipment pressure differential rises slowly, reduce the influence of dust gathering to the filter core, improve filter core filtration efficiency and life, reduce the equipment and open the operation number of times.
Furthermore, the first filter cavity sewage draining exit, the second filter cavity sewage draining exit and the third filter cavity sewage draining exit are all circular mouths which are arranged at the bottoms of the filter cavities, and the diameter of each circular mouth is Dk,DkThe relation with the designed sewage discharge V is as follows:
the beneficial effect of adopting the further scheme is that: the opening caliber of the drain outlet is determined according to the designed drain capacity, the high efficiency of the drain is ensured, the influence of the overlarge opening of the drain outlet on an air field in the filter cavity is reduced, and the gas filtering efficiency is ensured.
Further, the sewage treatment device also comprises a first delivery pipe, a second delivery pipe, a third delivery pipe and a sewage discharge pipe, wherein the inner diameters of the first delivery pipe, the second delivery pipe and the third delivery pipe are smaller than DkThe first conveying pipe is communicated with a first filtering cavity sewage draining outlet through a first concentric reducer, the second conveying pipe is communicated with a second filtering cavity sewage draining outlet through a second concentric reducer, the third conveying pipe is communicated with a third filtering cavity sewage draining outlet through a third concentric reducer, and the inner diameters of the first concentric reducer, the second concentric reducer and the third concentric reducer are equal to DkThe inner diameter of the small end of the first concentric reducer is the same as that of the first conveying pipe, the inner diameter of the small end of the second concentric reducer is the same as that of the second conveying pipe, and the inner diameter of the small end of the third concentric reducer is the same as that of the third conveying pipe.
The beneficial effect of adopting the further scheme is that: most of the conveying pipes communicated with the sewage discharge pipeline are standard pipes, the filter cavity sewage discharge port and the conveying pipes can be conveniently communicated through concentric reducer heads and reducer heads, and the inner walls of the concentric reducer heads and reducer heads are conical surfaces, so that dust collection and discharge are facilitated.
Further, the upstream guide plate is vertically arranged, and a plane where the side surface of the upstream guide plate facing the blind plate is located is tangent to the inner wall of the first conveying pipe close to the blind plate side.
The beneficial effect of adopting the further scheme is that: the dust under the upstream guide plate can be discharged conveniently.
Further, the internal diameter of first conveyer pipe the second conveyer pipe and the third conveyer pipe is 50mm, first filter chamber drain, second filter chamber drain with the third filter chamber drain with first filter chamber drain is the benchmark in proper order equidistant to low reaches guide plate direction distributes, first conveyer pipe with the distance between the adjacent lateral wall of second conveyer pipe and the distance between the adjacent lateral wall of second conveyer pipe with the third conveyer pipe is Lk,LkThe relation with the designed sewage discharge V is as follows:
the beneficial effect of adopting the further scheme is that: DN50 is the most commonly used type of delivery pipe, when the pipeline of DN50 is selected as the delivery pipe, after the aperture of the sewage discharge port of the filter cavity is determined according to the designed sewage discharge capacity, the distance between the sewage discharge ports of the filter cavities is determined, the optimal sewage discharge effect is achieved, and the sewage discharge effect in the filter cavity is better.
Furthermore, one part of the first filter cavity sewage discharge outlet is arranged between the upstream guide plate and the blind plate, and the other part of the first filter cavity sewage discharge outlet is arranged between the upstream guide plate and the downstream guide plate.
The beneficial effect of adopting the further scheme is that: the dust on the two sides of the upstream flow guide plate can be discharged.
Further, still include the manometer, the cavity is inherent the low reaches guide plate with the cavity of gas outlet is the collection chamber, the manometer set up in collect the chamber on the cavity, the manometer is used for measuring the atmospheric pressure of collecting the chamber.
The beneficial effect of adopting the further scheme is that: the pressure of the discharged gas can be measured, the pressure difference can be obtained by comparing the pressure with the pressure of the inlet gas, and the condition of the filter cavity can be monitored.
Furthermore, a cavity of the downstream guide plate and the gas outlet in the cavity is a collecting cavity, and a sewage draining outlet of the collecting cavity is formed in the bottom of the collecting cavity.
The beneficial effect of adopting the further scheme is that: the accumulated dust in the collecting cavity can be discharged.
Further, the distance from the sewage outlet of the collecting cavity to the downstream guide plate is smaller than the distance from the sewage outlet of the collecting cavity to the gas outlet.
The beneficial effect of adopting the further scheme is that: collect near the intracavity dust is piled up and the low reaches guide plate more, collect the chamber drain and set up in here, the blowdown is effectual.
Furthermore, the two ends of the filter element are detachably connected with the upstream guide plate and the downstream guide plate respectively.
The beneficial effects of adopting the further scheme are as follows: the filter element is convenient to install, clean and replace.
Drawings
FIG. 1 is a schematic view of a horizontal filtering separator;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is a graph showing the relationship between the discharge capacity and the caliber of a discharge outlet of a filter cavity;
in the figure: 1-filter cavity, 11-blind plate, 12-upstream guide plate, 13-downstream guide plate, 14-filter element, 15-gas inlet, 2-collection cavity, 21-pressure gauge, 22-gas outlet, 31-filter cavity drain, 311-first filter cavity drain, 312-second filter cavity drain, 313-third filter cavity drain, 32-collection cavity drain, 331-first concentric reducer, 332-second concentric reducer, 333-third concentric reducer, 4-delivery pipe, 41-first delivery pipe, 42-second delivery pipe, 43-third delivery pipe and 5-drain pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in figure 2, the horizontal filtering separator for the gas transmission field comprises a cavity, a filter element 14, a blind plate 11, an upstream guide plate 12 and a downstream guide plate 13, wherein one end of the cavity is sealed by the blind plate 11, the other end of the cavity is provided with a gas outlet 22, the upstream guide plate 12 and the downstream guide plate 13 are sequentially arranged in the cavity from the end of the blind plate 11 to the end of the gas outlet 22, the upstream guide plate 12 and the downstream guide plate 13 are vertically arranged and are parallel to each other, a cavity between the blind plate 11 and the downstream guide plate 13 in the cavity is a filter cavity 1, the filter element 14 is arranged in the filter cavity 1, two ends of the filter element 14 are respectively detachably connected with the upstream guide plate 12 and the downstream guide plate 13 and can adopt clamping, abutting or threaded connection and the like, the top of the filter cavity 1 is provided with a gas inlet 15, the bottom of the filter cavity 1 is provided with a filter cavity sewage discharge outlet 31, and the filter cavity sewage outlet 31 comprises a first filter cavity sewage outlet 311, The first filter cavity sewage draining exit 311 is positioned below the upstream guide plate 12, the second filter cavity sewage draining exit 312 is positioned in the middle of the bottom surface of the filter cavity 1, the third filter cavity sewage draining exit 313 is positioned at the position, close to the downstream guide plate 13, of the filter cavity 1, one part of the first filter cavity sewage draining exit 311 is positioned between the upstream guide plate 12 and the blind plate 11, and the other part of the first filter cavity sewage draining exit 311 is positioned between the upstream guide plate 12 and the downstream guide plate 13.
The first filter cavity sewage draining exit 311, the second filter cavity sewage draining exit 312 and the third filter cavity sewage draining exit 313 are all round openings formed in the bottom of the filter cavity 1, and the diameter of each round opening is Dk,DkThe relation with the designed sewage discharge V is as follows:
the horizontal filtering separator for the gas transmission field further comprises a first conveying pipe 41, a second conveying pipe 42, a third conveying pipe 43 and a sewage discharge pipe 5, wherein the first conveying pipe 41, the second conveying pipe 42 and the third conveying pipe 43 are vertically arranged and used for conveying dust to the sewage discharge pipe 5, and the inner diameters of the first conveying pipe 41, the second conveying pipe 42 and the third conveying pipe 43 are smaller than DkThe first delivery pipe 41 is communicated with the first filter cavity sewage discharge port 311 through a first concentric reducer 331, the second delivery pipe 42 is communicated with the second filter cavity sewage discharge port 312 through a second concentric reducer 332, the third delivery pipe 43 is communicated with the third filter cavity sewage discharge port 313 through a third concentric reducer 333, the inner walls of the first concentric reducer 331, the second concentric reducer 332 and the third concentric reducer 333 are all round table surfaces, the first concentric reducer 331, the second concentric reducer 332 and the third concentric reducer 333 have the same size, the inner diameters of the first concentric reducer 331, the second concentric reducer 332 and the third concentric reducer 333 are equal to DkThe inner diameter of the small end of the first concentric reducer 331 is the same as the inner diameter of the first delivery pipe 41, the inner diameter of the small end of the second concentric reducer 332 is the same as the inner diameter of the second delivery pipe 42, the inner diameter of the small end of the third concentric reducer 333 is the same as the inner diameter of the third delivery pipe 43, and the plane of the side surface of the upstream guide plate 12 facing the blind plate 11 is tangent to the inner wall of the first delivery pipe 41 close to the blind plate 11.
In actual production, a pipeline of DN50 is mostly used as the delivery pipe 4. First delivery pipe 41, second delivery pipe 42, and second delivery pipeWhen the inner diameters of the three conveying pipes 43 are both 50mm, the first filtering cavity sewage discharge port 311, the second filtering cavity sewage discharge port 312 and the third filtering cavity sewage discharge port 313 are distributed towards the downstream guide plate 13 direction at equal intervals in sequence by taking the first filtering cavity sewage discharge port 311 as a reference, and the distance between the adjacent side walls of the first conveying pipe 41 and the second conveying pipe 42 and the distance between the adjacent side walls of the second conveying pipe 42 and the third conveying pipe 43 are Lk,LkThe relation with the designed sewage discharge V is as follows:
the horizontal filtering separator for the gas transmission field further comprises a pressure gauge 21, the cavity of the cavity body is provided with a collecting cavity 2 at the downstream guide plate 13 and a gas outlet 22, the pressure gauge 21 is arranged on the cavity body of the collecting cavity 2, the pressure gauge 21 is used for measuring the air pressure of the collecting cavity 2, the bottom of the collecting cavity 2 is provided with a collecting cavity drain outlet 32, and the distance from the collecting cavity drain outlet 32 to the downstream guide plate 13 is smaller than the distance from the collecting cavity drain outlet 32 to the gas outlet 22.
As shown in FIG. 3, the V-Dk curve is that the first delivery pipe 41, the second delivery pipe 42 and the third delivery pipe 43 pass through the first concentric reducer 331, the second concentric reducer 332 and the third concentric reducer 332 respectivelyWhen the concentric reducer 333 is communicated with the inner cavity of the filter cavity 1, namely the caliber of the first filter cavity drain outlet 311 is larger than the inner diameter of the first delivery pipe 41, the caliber of the second filter cavity drain outlet 312 is larger than the inner diameter of the second delivery pipe 42, and the caliber of the third drain outlet is larger than the inner diameter of the third delivery pipe 43, the designed drain discharge V and D arekRelationship diagram, DkThe relation with the designed sewage discharge V is as follows:
V-Dg is a relation graph of the designed discharge capacity V and the inner diameter D of the delivery pipe 4 when the delivery pipe 4 is directly communicated with the filter cavity 1 in the prior art, and as can be seen from figure 3, when the designed discharge capacity V is the same, the inner diameter when the delivery pipe 4 is directly communicated with the filter cavity 1 is larger than the caliber D of the filter cavity drain outlet 31 when the delivery pipe 4 is communicated with the filter cavity 1 through concentric reducer headskIn actual production, the conveying pipe 4 and the sewage draining pipe 5 are selected to have certain specifications, and the conveying pipe 4 with the overlarge inner diameter cannot be selected. When D is presentkAnd DgWhen being equal, the blowdown effect of this scheme of use is obviously better than the blowdown effect when directly using conveyer pipe 4 and filter chamber 1 intercommunication, and the internal diameter of conveyer pipe 4 when the scheme of this embodiment was selected for use this moment is less than directly using conveyer pipe 4.
Taking a common DN900 horizontal filtering separator as an example, table 1 and table 2 respectively show design conditions of the horizontal filtering separator disclosed in the present embodiment and the existing horizontal filtering separator when the first conveying pipe 41, the second conveying pipe 42, and the third conveying pipe 43 in the present embodiment all adopt a pipeline of DN50 and a pipeline of DN50 directly used in the prior art to communicate with the filter chamber 1.
TABLE 1 design conditions of the existing horizontal filter separator
TABLE 2 design conditions of the horizontal filtering separator disclosed in the present invention
As shown in tables 1 and 2, the dust handling capacity of the conventional horizontal filtering separator is 120 to 210 × 10 under normal working conditions4(m3Nd) under the emergency condition, the working condition is 214-380 multiplied by 104(m3Nd); the dust treatment capacity of the horizontal filter disclosed by the invention is 135-250 x 10 under normal working conditions4(m3Nd) under the emergency condition of 229-425 multiplied by 104(m3Nd), the dust treatment capacity of the horizontal filtering separator disclosed by the invention is greatly increased, the dust discharge effect is realized, the pressure difference of the equipment rises slowly, the influence of dust accumulation on the filter element 14 can be reduced, the filtering efficiency and the service life of the filter element 14 are improved, and the frequency of cleaning operation when the equipment is opened is reduced.
The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.
Claims (6)
1. A horizontal filtering separator of a gas transmission field comprises a cavity, a filter element (14), a blind plate (11), an upstream guide plate (12), a downstream guide plate (13), a first conveying pipe (41), a second conveying pipe (42), a third conveying pipe (43) and a blow-off pipe (5), wherein one end of the cavity is sealed by the blind plate (11), the other end of the cavity is provided with a gas outlet (22), the upstream guide plate (12) and the downstream guide plate (13) are sequentially arranged from the end of the blind plate (11) to the end of the gas outlet (22) in the cavity, a cavity between the blind plate (11) and the downstream guide plate (13) in the cavity is a filter cavity (1), the filter element (14) is arranged in the filter cavity (1), the top of the filter cavity (1) is provided with a gas inlet (15), and the bottom of the filter cavity (1) is provided with a filter cavity blow-off port (31), the method is characterized in that: the filter cavity sewage draining outlet (31) comprises a first filter cavity sewage draining outlet (311), a second filter cavity sewage draining outlet (312) and a third filter cavity sewage draining outlet (313), the first filter cavity sewage draining outlet (311) is positioned below the upstream guide plate (12), the second filter cavity sewage draining outlet (312) is positioned in the middle of the bottom surface of the filter cavity (1), and the third filter cavity sewage draining outlet (313) is positioned at the position, close to the downstream guide plate (13), of the filter cavity (1);
the first filter cavity sewage draining port (311), the second filter cavity sewage draining port (312) and the third filter cavity sewage draining port (313) are all round ports formed in the bottom of the filter cavity (1), and the diameter of each round port is Dk,DkThe relation with the designed sewage discharge V is as follows:
the first, second and third delivery pipes (41, 42, 43) have an internal diameter less than DkThe first conveying pipe (41) is communicated with the first filtering cavity sewage draining port (311) through a first concentric reducer (331), the second conveying pipe (42) is communicated with the second filtering cavity sewage draining port (312) through a second concentric reducer (332), the third conveying pipe (43) is communicated with the third filtering cavity sewage draining port (313) through a third concentric reducer (333), the first concentric reducer (331), the second concentric reducer (332) and the large-head inner diameter of the third concentric reducer (333) are equal to DkThe small-head inner diameter of the first concentric reducer (331) is the same as the inner diameter of the first delivery pipe (41), the small-head inner diameter of the second concentric reducer (332) is the same as the inner diameter of the second delivery pipe (42), and the small-head inner diameter of the third concentric reducer (333) is the same as the inner diameter of the third delivery pipe (43);
the upstream guide plate (12) is vertically arranged, and the plane of the side surface of the upstream guide plate (12) facing the blind plate (11) is tangent to the inner wall of the first conveying pipe (41) close to the blind plate (11);
first conveyer pipe (41) second conveyer pipe (42) and the internal diameter of third conveyer pipe (43) is 50mm, first filter chamber drain (311) second filter chamber drain (312) with third filter chamber drain (313) with first filter chamber drain (311) are the benchmark in proper order equidistant to low reaches guide plate (13) direction distributes, first conveyer pipe (41) with distance between the adjacent lateral wall of second conveyer pipe (42) and second conveyer pipe (42) with distance between the adjacent lateral wall of third conveyer pipe (43) is Lk,LkThe relation with the designed sewage discharge V is as follows:
when the thickness is more than 100mm and less than DkWhen the thickness is less than or equal to 130mm,
2. the gas field horizontal filter separator of claim 1, wherein: one part of the first filter cavity sewage draining outlet (311) is arranged between the upstream guide plate (12) and the blind plate (11), and the other part of the first filter cavity sewage draining outlet (311) is arranged between the upstream guide plate (12) and the downstream guide plate (13).
3. The gas field horizontal filter separator of claim 1, wherein: still include manometer (21), the cavity is interior the cavity of low reaches guide plate (13) with gas outlet (22) is for collecting chamber (2), manometer (21) set up in collect chamber (2) on the cavity.
4. The gas field horizontal filter separator of claim 1, wherein: the cavity between the downstream guide plate (13) and the gas outlet (22) in the cavity is a collecting cavity (2), and the bottom of the collecting cavity (2) is provided with a collecting cavity sewage outlet (32).
5. The gas field horizontal filter separator of claim 4, wherein: the distance from the collecting cavity sewage draining outlet (32) to the downstream guide plate (13) is less than the distance from the collecting cavity sewage draining outlet (32) to the gas outlet (22).
6. The gas field horizontal filter separator of claim 1, wherein: the two ends of the filter element (14) are detachably connected with the upstream guide plate (12) and the downstream guide plate (13) respectively.
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