CN208177155U - A kind of band devokes the tar filter of eddy flow stator blade in advance - Google Patents
A kind of band devokes the tar filter of eddy flow stator blade in advance Download PDFInfo
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- CN208177155U CN208177155U CN201820281520.8U CN201820281520U CN208177155U CN 208177155 U CN208177155 U CN 208177155U CN 201820281520 U CN201820281520 U CN 201820281520U CN 208177155 U CN208177155 U CN 208177155U
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- filter
- stator blade
- eddy flow
- tar
- flow stator
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Abstract
The utility model discloses the tar filters that a kind of band devokes eddy flow stator blade in advance, the tar filter includes filter housings, end socket, the filter element being made of inner cylinder, filter screen, fixed bracing ring, and the eddy flow stator blade with tar pretreated function；Gas containing tar enters from the lower part of tar filter along circle of contact direction to be devoked in advance through stator blade, top exit after being filtered again by filter element through end socket is discharged, the tar filter that this band devokes eddy flow stator blade in advance is devoked in advance by eddy flow and fine filtering two ways is not easy to plug filter screen, it being capable of long-term operation, tar capture rate is high, and decoking effect is good.
Description
Technical field
The utility model belongs to field of energy and chemical technology, and in particular to a kind of band devokes the tar mistake of eddy flow stator blade in advance
Filter.
Background technique
Tar is a kind of complex mixture of the hydrocarbon of high aromaticity, is in liquid viscous pasty state under room temperature, in coal
It can all be generated during Chemical Manufacture, biomass power generation, catering trade etc..The harm of its bring can make the equipment of follow-up system, pipe
Road, gas vent, valve, instrument generate blocking and corrosion, to influence to produce, are unfavorable for device normal operation.Under normal conditions,
Can be arranged electrical tar precipitator or routine filter device devoked, but all there are problems that some disadvantages and.Such as: electric tar
Oily device electric elements be easy loosen or short circuit, power consumption it is big；Filter is easily stifled, cleaning frequency length etc..
To solve the above problems, developing a kind of efficient tar filter is a very significant task.
Summary of the invention
In order to overcome the above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of bands to devoke rotation in advance
The tar filter and its working method for flowing stator blade solve the problems, such as easily to block up because tar viscosity is big, and capture rate is high, decoking
Effect is good.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind of band devokes the tar filter of eddy flow stator blade in advance, including including the multiple biological fuel gas imports 8 of lower bands
With the filter housings 1 of one tar outlet 10 of bottom belt, the band that maintenance easy to disassemble is provided at the top of filter housings 1 is clean
Gas exports 9 end socket 2, and the middle and upper part in filter housings 1 is provided with inner cylinder 3, and inner cylinder 3 and 1 section of filter housings are same
The heart is connected and fixed by fixed bracing ring 5 and the inner wall of filter housings 1, filter screen 4, inner cylinder is provided in inner cylinder 3
3, filter screen 4 and fixed bracing ring 5 form filter element, and the lower part in filter housings 1 is provided with eddy flow stator blade 6.
The eddy flow stator blade 6 is arc surface laminated structure, and eddy flow stator blade 6 and the section of filter housings 1 are concentric, paving
Expand into cuboid, every eddy flow stator blade 6 is 20~30mm with a thickness of a, and height h is 4000~1000mm, adjacent eddy flow
The spacing of stator blade 6 is that b is 50~150mm, and every 3~6 eddy flow stator blades 6 divide for one group and are fastened on by fixing piece 11
On the inner wall of filter housings 1, the angle α of every group of both ends and 10 line of filter housings center is 30~135 °, and adjacent sets are faced
The angle β of two close end and 10 line of filter housings center is 5~10 °.
The diversion trench 7 of several recess is provided on the front and back sides of the eddy flow stator blade 6, diversion trench 7 is led in eddy flow
It is distributed as being alternately arranged on 6 front and back sides of gas piece, diversion trench 7 is arc and direction is diagonally descended to arrange, the width of each diversion trench 7
Degree c is 10~40mm, depth is 5~8mm, and the 7 spacing d of two neighboring diversion trench on 6 front and back sides of stator blade is 60~80mm.
The filter housings 1 bear positive/negative pressure, interior deposited refractory material as pressure vessel, and operating pressure is -0.1~
6.5MPa, operating temperature are 300 DEG C~600 DEG C, and 2~4 biological fuel gas imports 8 are arranged in 1 lower side of filter housings, raw
Substance combustible gas import 8 is uniformly distributed using the circle of contact；1 bottom of filter housings is coniform and is provided with tar outlet 10.
Clean gas outlet 9 is provided at the top of the end socket 2, end socket 2 bears positive/negative pressure, interior deposited fire resisting as pressure vessel
Material, operating pressure are -0.1~6.5MPa, and operating temperature is 300 DEG C~600 DEG C, are used between end socket 2 and filter housings 1
Spacer for bolt fixing seal.
The filter screen 4 is cylindrical shape, and material is stainless steel wire, galvanized wire or copper wire；The string diameter of filter screen 4
For 0.1~0.27mm, filter opening is regular polygon, diamond shape, round or ellipse, and pore size filter is 3~8mm.
The working method of the tar filter of the pre- decoking eddy flow stator blade of the band, includes the following steps:
Step 1: the biological fuel gas containing tar enters tar along circle of contact direction by 2~4 biological fuel gas imports 8
The lower part of filter is devoked in advance by the eddy flow stator blade 6 of front and back sides diversion trench 7, and the tar droplet of bulky grain is with life
When substance combustible gas is rotated along eddy flow stator blade 6, is got rid of by centrifugal force to the inner wall of eddy flow stator blade 6 and be gathered into tar drop simultaneously
The bottom for flowing into tar filter obliquely along diversion trench 7, to play the role of pre- decoking；
Step 2: biological fuel gas removes the subsequent continuous uplink of bulky grain tar droplet by 6 eddy flow of eddy flow stator blade, passes through
The filter screen 4 of tar filter middle and upper part carries out finer filtering, and remaining tar will be trapped by filamentary webs in gas phase
Completely.
Compared to the prior art compared with the utility model has following advantage:
The eddy flow stator blade that setting biological fuel gas devokes in advance in the lower part of tar filter, makes bulky grain solid and tar
Droplet is captured down；Filter screen is set in the middle and upper part of tar filter, makes the tiny tar droplet in biological fuel gas
And solid particle solves the problems, such as easily to block up because tar viscosity is big, capture rate is high, devokes effect further by trap filter
It is good.
Detailed description of the invention
Fig. 1 is the tar filter structural schematic diagram of the utility model.
Fig. 2 is the tar filter filter element schematic cross-section of the utility model.
Fig. 3 is that the tar filter of the utility model devokes the i.e. Fig. 1 in part along line A-A sectional view in advance.
Fig. 4 is the tar filter part internals schematic perspective view of the utility model.
Fig. 5 is the tar filter part internals schematic diagram of the utility model.
Specific embodiment
With reference to the accompanying drawing, the utility model is further described.Skilled in the art realises that following the description is not
It is the limitation to scope of protection of the utility model.Any improvements and changes made on the basis of the utility model are all practical at this
Within novel protection scope.
As shown in Figure 1, a kind of band of the utility model devokes the tar filter of eddy flow stator blade, including 2~4 lifes of band in advance
The filter housings 1 of substance combustible gas import 8 and tar outlet 10 are provided with the envelope with clean gas outlet 9 at the top of filter housings 1
First 2, maintenance easy to disassemble.Middle and upper part in filter housings 1 is provided with by inner cylinder 3, filter screen 4, fixed 5 groups of bracing ring
At filter element, the lower part in filter housings 1 is provided with eddy flow eddy flow stator blade 6.
The tar filter is it is characterized in that filter housings 1 inside apply resistance to as pressure vessel receiving positive/negative pressure
Fiery material, operating pressure are -0.1~6.5MPa, and operating temperature is 300 DEG C~600 DEG C, 1 lower side of filter housings setting 2
~4 biological fuel gas imports 8, biological fuel gas import 8 are uniformly distributed using the circle of contact；1 bottom of filter housings is coniform and sets
It is equipped with tar outlet 10.
It is provided with clean gas outlet 9 at the top of the end socket 2, bears positive/negative pressure, interior deposited fire proofed wood as pressure vessel
Material, operating pressure are -0.1~6.5MPa, and operating temperature is 300 DEG C~600 DEG C, and spiral shell is used between end socket 2 and filter housings 1
Bolt gasket fixing seal.
As shown in Fig. 2, the middle and upper part in the filter housings 1 is provided with inner cylinder 3, inner cylinder 3 is cylindrical shape, and
Concentric with 1 section of filter housings, inner cylinder 3, filter screen 4, fixed bracing ring 5 constitute filter element, and inner cylinder 3 passes through solid
Determine bracing ring 5 and the inner wall of filter housings 1 is connected and fixed.
The filter screen 4 is arranged as cylindrical shape, and material can be stainless steel wire, galvanized wire, copper wire etc..Filter wire
The string diameter of net 4 is 0.1~0.27mm, and filter opening can be regular polygon, diamond shape, circle, ellipse, and pore size filter is 3~8mm.
Lower part in the filter housings 1 is provided with eddy flow stator blade 6, and eddy flow stator blade 6 is arc surface sheet knot
Structure (Fig. 3), drawout are cuboid, and eddy flow stator blade 6 and 1 section of filter housings are concentric, the thickness of every eddy flow stator blade 6
Be 20~30mm for a, Width x Height h is 4000~1000mm (Fig. 4), the spacing of every two panels eddy flow stator blade 6 be b be 50~
150mm, every 3~6 eddy flow stator blades 6 divide on the inner wall for being fastened on filter housings 1 for one group and by fixing piece 12, often
Group both ends angle α is that the angle β between 30~135 °, every two groups is 5~10 °.
The diversion trench 7 (Fig. 4) of several recess is both provided on the front and back sides of the eddy flow stator blade 6, diversion trench 7 exists
It is distributed as being alternately arranged (Fig. 5) on eddy flow stator blade 6, diversion trench 7 is arc and direction is diagonally descended to arrange, each diversion trench
7 width c is 10~40mm, depth is 5~8mm, the 7 spacing d of every two diversion trench on 6 front and back sides of stator blade be 60~
80mm。
The working principle of the utility model
The utility model provides the tar filter that a kind of band devokes eddy flow stator blade in advance, the filtering of tar filter
Process is divided into two steps: 1. the biological fuel gas containing tar enters coke along circle of contact direction by 2~4 biological fuel gas imports 8
The lower part of oil strainer is devoked in advance by the eddy flow stator blade 6 of front and back sides diversion trench 7, the tar droplet of bulky grain with
When biological fuel gas is rotated along eddy flow stator blade 6, is got rid of by centrifugal force to the inner wall of eddy flow stator blade 6 and be gathered into tar drop
And flow into the bottom of tar filter obliquely along diversion trench 7, to play the role of pre- decoking.2. biological fuel gas passes through
6 eddy flow of eddy flow stator blade remove the subsequent continuous uplink of bulky grain tar droplet, by tar filter middle and upper part filter screen 4 into
The finer filtering of row, remaining tar will be trapped clean by filamentary webs in gas phase.This band devokes eddy flow stator blade in advance
Tar filter is devoked in advance by eddy flow and fine filtering two ways is not easy to plug filter screen, being capable of long period fortune
Row, tar capture rate is high, and decoking effect is good.
Claims (6)
1. the tar filter that a kind of band devokes eddy flow stator blade in advance, it is characterised in that: including the multiple biological fuel gas of lower bands
The filter housings (1) of one tar outlet (10) of import (8) and bottom belt, filter housings (1) top are provided with convenient for tearing open
The end socket (2) with clean gas outlet (9) of maintenance is unloaded, the middle and upper part in filter housings (1) is provided with inner cylinder (3), inner cylinder
Body (3) and filter housings (1) section are concentric, are connected and fixed by fixed bracing ring (5) and the inner wall of filter housings (1),
It is provided with filter screen (4) in inner cylinder (3), inner cylinder (3), filter screen (4) and fixed bracing ring (5) formed filtering element
Part, the lower part in filter housings (1) are provided with eddy flow stator blade (6).
2. the tar filter that a kind of band according to claim 1 devokes eddy flow stator blade in advance, it is characterised in that: the rotation
Flowing stator blade (6) is arc surface laminated structure, and eddy flow stator blade (6) and the section of filter housings (1) are concentric, and drawout is length
Cube, every eddy flow stator blade (6) is 20~30mm with a thickness of a, and height h is 4000~1000mm, adjacent eddy flow stator blade
(6) spacing is that b is 50~150mm, and every 3~6 eddy flow stator blades (6) are divided into one group and are fastened on by fixing piece (11)
On the inner wall of filter housings (1), the angle α of every group of both ends and filter housings center (10) line is 30~135 °, adjacent
It is 5~10 ° that group, which closes on both ends and the angle β of filter housings center (10) line,.
3. the tar filter that a kind of band according to claim 1 devokes eddy flow stator blade in advance, it is characterised in that: the rotation
Flow stator blade (6) front and back sides on be provided with several recess diversion trench (7), diversion trench (7) eddy flow stator blade (6) just
It is distributed as being alternately arranged on reverse side, diversion trench (7) is arc and direction is diagonally descended to arrange, the width c of each diversion trench (7)
It is 5~8mm for 10~40mm, depth, two neighboring diversion trench (7) the spacing d on stator blade (6) front and back sides is 60~80mm.
4. the tar filter that a kind of band according to claim 1 devokes eddy flow stator blade in advance, it is characterised in that: the mistake
Filter shell (1) bears positive/negative pressure, interior deposited refractory material as pressure vessel, and operating pressure is -0.1~6.5MPa, work
Temperature is 300 DEG C~600 DEG C, and 2~4 biological fuel gas imports (8), biomass fuel is arranged in filter housings (1) lower side
Gas import (8) is uniformly distributed using the circle of contact；Filter housings (1) bottom is coniform and is provided with tar outlet (10).
5. the tar filter that a kind of band according to claim 1 devokes eddy flow stator blade in advance, it is characterised in that: the envelope
Clean gas outlet (9) is provided at the top of head (2), end socket (2) bears positive/negative pressure, interior deposited refractory material, work as pressure vessel
Making pressure is -0.1~6.5MPa, and operating temperature is 300 DEG C~600 DEG C, and spiral shell is used between end socket (2) and filter housings (1)
Bolt gasket fixing seal.
6. the tar filter that a kind of band according to claim 1 devokes eddy flow stator blade in advance, it is characterised in that: the mistake
Filter wire net (4) is cylindrical shape, and material is stainless steel wire, galvanized wire or copper wire；The string diameter of filter screen (4) be 0.1~
0.27mm, filter opening are regular polygon, diamond shape, round or ellipse, and pore size filter is 3~8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820281520.8U CN208177155U (en) | 2018-02-28 | 2018-02-28 | A kind of band devokes the tar filter of eddy flow stator blade in advance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820281520.8U CN208177155U (en) | 2018-02-28 | 2018-02-28 | A kind of band devokes the tar filter of eddy flow stator blade in advance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208177155U true CN208177155U (en) | 2018-12-04 |
Family
ID=64440675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820281520.8U Active CN208177155U (en) | 2018-02-28 | 2018-02-28 | A kind of band devokes the tar filter of eddy flow stator blade in advance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208177155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176183A (en) * | 2018-02-28 | 2018-06-19 | 中国华能集团清洁能源技术研究院有限公司 | A kind of band devokes the tar filter and its method of work of eddy flow stator blade in advance |
| CN115754141A (en) * | 2022-11-10 | 2023-03-07 | 浙江大学 | Online analyzer for atmospheric quality based on Internet of things |
-
2018
- 2018-02-28 CN CN201820281520.8U patent/CN208177155U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176183A (en) * | 2018-02-28 | 2018-06-19 | 中国华能集团清洁能源技术研究院有限公司 | A kind of band devokes the tar filter and its method of work of eddy flow stator blade in advance |
| CN108176183B (en) * | 2018-02-28 | 2023-07-14 | 中国华能集团清洁能源技术研究院有限公司 | Tar filter with pre-decoking cyclone air guide plate and working method thereof |
| CN115754141A (en) * | 2022-11-10 | 2023-03-07 | 浙江大学 | Online analyzer for atmospheric quality based on Internet of things |
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