CN108393195A - A kind of wet method removing PM2.5 devices - Google Patents
A kind of wet method removing PM2.5 devices Download PDFInfo
- Publication number
- CN108393195A CN108393195A CN201810118874.5A CN201810118874A CN108393195A CN 108393195 A CN108393195 A CN 108393195A CN 201810118874 A CN201810118874 A CN 201810118874A CN 108393195 A CN108393195 A CN 108393195A
- Authority
- CN
- China
- Prior art keywords
- dust collecting
- pole plate
- collecting pole
- corona discharge
- wet method
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
Abstract
The present invention relates to technical field of energy saving and environmental protection more particularly to a kind of wet method to remove PM2.5 devices, and the wet method removes PM2.5 devices, including shell, multiple center corona discharge electrodes, left dust collecting pole plate and right dust collecting pole plate, fluid injector.Wet method removing PM2.5 devices of the present invention use vertical conical electric precipitator, full of twists and turns runner is respectively formed between dust collecting pole plate unit and left dust collecting pole plate and right dust collecting pole plate, effectively increase particle encounter probability, increase the fine particle pollutant residence time, so that fine particle pollutant is easier to be adsorbed onto on dust collecting pole plate, and ensures that anode plate cleaning moisture film covering is uniform, " channel " phenomenon is avoided, dust removing effects are further increased, and are more effectively prevented from reentrainment of dust；Reduce electric precipitator volume, the economy of equipment is improved.
Description
Technical field
The present invention relates to technical field of energy saving and environmental protection more particularly to a kind of wet method to remove PM2.5 devices.
Background technology
There is a large amount of SO in the exhaust gas that the industries such as oil, chemical industry, steel, electric power, building materials generateX、NOX, inhalable
Grain object (PM10) especially fine particle (PM2.5) etc. drastically influences life, the production of the mankind.It is increasingly tight with haze
Weight, control atmosphere pollution is very urgent, and the fine particulates especially gone in removing exhaust gas are the vital tasks of enterprise's emission reduction.Flue dust
The number concentration of middle subparticle especially PM10 particulate matters below is and current most of up to the 99% of total quantity concentration
Deduster is not high for fine particulates removal efficiency, it is therefore necessary to pay attention to the improvement of fine grained pollutant.
The tradition dust-extraction unit such as cyclone dust collectors and inertial dust separator is preferable to the dust removal effect of bulky grain, but for
The treatment effect of subparticle is bad；The treatment effect of electrostatic precipitator, sack cleaner and wet scrubber to fine dust
Preferably, wet but since sack cleaner cloth bag needs periodic replacement, cost higher and is not suitable for the larger air-flow of humidity
The shortcomings of blocking, corrosion, easily occurs for formula deduster, and electrostatic precipitator becomes widely used industrial smoke processing at present and sets
It is standby.
Currently, electrostatic precipitator removing particulate matter is susceptible to reentrainment of dust problem, it is larger that grain size in exhaust gas can only be removed
Particulate pollutant, for the present situation that the treatment effect of fine particle pollutant, gas pollutant is very poor, the purpose of the present invention is
A kind of wet method removing PM2.5 devices are provided.
Invention content
The technical problem to be solved by the present invention is to：In order to solve the general technology of industrial waste gas dedusting effect in the prior art
Problem, the present invention provide a kind of wet method remove PM2.5 devices, dust collecting pole plate unit and left dust collecting pole plate and right dust collecting pole plate it
Between be respectively formed full of twists and turns runner, effectively increase particle encounter probability, increase the fine particulates residence time, in this way can
So that fine particulates are easier to be adsorbed onto on dust collecting pole plate, and ensure that anode plate cleaning moisture film covering is uniform, " ditch is avoided
Stream " phenomenon, further increases dust removing effects, significantly more efficient to prevent reentrainment of dust.
The technical solution adopted by the present invention to solve the technical problems is：The wet method removing PM2.5 devices are vertical bevel
Shape electric precipitator, including shell, multiple center corona discharge electrodes, left dust collecting pole plate, right dust collecting pole plate and fluid injector, in the multiple
Heart corona discharge electrode erects setting in shell, and multiple center corona discharge electrodes alignment in length and breadth, setting is a row from front to back, then multiple
Center corona discharge electrode is arranged side by side into multiple row, and a left dust collecting pole plate and a right dust collecting pole plate are a dust collecting pole plate unit, are received
Dirt pole plate unit is in multiple rows of setting, and the dust collecting pole plate unit of neighbouring two rows is interlaced, i.e. the dust collecting pole plate of odd row
The left dust collecting pole plate and right dust collecting pole plate of unit are respectively provided at the both sides of the center corona discharge electrode of odd column, the dust collecting pole plate of even rows
The left dust collecting pole plate and right dust collecting pole plate of unit are respectively provided at the both sides of the center corona discharge electrode of even column, dust collecting pole plate unit and
Full of twists and turns runner is respectively formed between the left right dust collecting pole plate of dust collecting pole plate, for left dust collecting pole plate by left riser and left inclined plate, a left side is perpendicular
Plate is vertically arranged, and the upper end of left inclined plate is fixedly connected with the bottom of left riser, and the angle between left inclined plate and left riser is more than
90 °, right dust collecting pole plate is vertically arranged by right riser and right inclined plate, right riser, and the bottom of the upper end of right inclined plate and right riser is fixed
Connection, the angle between right inclined plate and right riser more than 90 °, mutually draw close but do not connect by the bottom of the bottom of left inclined plate and right inclined plate
Touch, the rear and front end of left dust collecting pole plate respectively with the front and back inner wall dismantling connection of enclosure interior, the rear and front end of right dust collecting pole plate
Respectively with the front and back inner wall dismantling connection of enclosure interior.
Wet method removing PM2.5 devices are designed as vertical conical electric precipitator, the bottom of vertical conical electric precipitator by the present invention
Portion has exhaust gas inlet, and top is provided with waste gas outlet, carry fine particulates industrial waste gas enter deduster after, Neng Gou
Circuitous flow between runner makes deduster internal gas flow form binary vortices, effectively increases particle encounter probability, increases fine particle
The object residence time enables to fine particle pollutant to be easier to be adsorbed onto on dust collecting pole plate in this way, further increases dedusting effect
Fruit, and significantly more efficient prevent reentrainment of dust；Reduce electric precipitator volume, economy is preferable.
In order to keep electric discharge uniform, the periphery of first corona discharge electrode and center corona discharge electrode is both provided with uniform prickle wire,
The end of the prickle wire is flush end.The end of existing prickle wire is tip, and discharge uneven influence charging particle, dedusting effect
Fruit is bad.
In order to improve the dust removing effects that wet method removes PM2.5 devices, the top in the shell is additionally provided with holder,
Multiple fluid injectors are installed on holder.Fluid injector can not only play the role of cleaning dust collecting pole plate, and due to left oblique
The setting of plate and right inclined plate can slow down the flow rate of liquid on left dust collecting pole plate and right dust collecting pole plate, to avoid liquid film from being distributed
It is uneven so that more particulate matters enter in liquid film, further improve dust removing effects.
The invention has the advantages that the wet method of the present invention removes PM2.5 devices, using vertical conical electric precipitator, receive
It is respectively formed full of twists and turns runner between dirt pole plate unit and left dust collecting pole plate and right dust collecting pole plate, effectively increases particle and touches
Probability is hit, the fine particle pollutant residence time is increased so that fine particle pollutant is easier to be adsorbed onto on dust collecting pole plate, and
Ensure that anode plate cleaning moisture film covering is uniform, avoids " channel " phenomenon, the nozzle of top setting, gap spray can effectively be prevented
Only reentrainment of dust so that fine particle removal efficiency further increases.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the front view of wet method removing PM2.5 devices of the present invention.
Fig. 2 is the left view of wet method removing PM2.5 devices of the present invention.
Fig. 3 is the structural schematic diagram of wet method removing PM2.5 devices of the present invention center corona discharge electrode.
In figure：1, shell, 2, center corona discharge electrode, 2-1, prickle wire, 3, left dust collecting pole plate, 3-1, left riser, 3-2, it is left tiltedly
Plate, 4, right dust collecting pole plate, 4-1, right riser, 4-2, right inclined plate, 5, runner, 6, fluid injector, 7, holder.
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
As shown in Figs. 1-3, it is optimum embodiment of the present invention, a kind of wet method removing PM2.5 devices, including shell 1, Duo Gezhong
Heart corona discharge electrode 2, left dust collector pole 3, right dust collector pole 4, the multiple center corona discharge electrode 2 erect setting, multiple middle electrocardios in shell 1
Alignment, setting are a row from front to back in length and breadth for dizzy pole 2, then multiple center corona discharge electrodes 2 are arranged side by side into multiple row, a left receipts
Dirt pole plate 3 and a right dust collecting pole plate 4 are a dust collecting pole plate unit, and dust collecting pole plate unit is in multiple rows of setting, and neighbouring
Two rows of dust collecting pole plate units is interlaced, i.e., the left dust collecting pole plate 3 of the dust collecting pole plate unit of odd row and right dust collecting pole plate 4 divide
It is not located at the both sides of the center corona discharge electrode 2 of odd column, the left dust collecting pole plate 3 and right dust collecting pole plate of the dust collecting pole plate unit of even rows
4 be respectively provided at the both sides of the center corona discharge electrode 2 of even column, dust collecting pole plate unit and left dust collecting pole plate 3 and right dust collecting pole plate 4 it
Between be respectively formed full of twists and turns runner 5；
Left dust collecting pole plate 3 is vertically arranged by left riser 3-1 and left inclined plate 3-2, left riser 3-1, the upper end of left inclined plate 3-2 and
The bottom of left riser 3-1 is fixedly connected, and the angle between left inclined plate 3-2 and left riser 3-1 is more than 90 °, and right dust collecting pole plate 4 is by the right side
Riser 4-1 and right inclined plate 4-2, right riser 4-1 are vertically arranged, and the bottom of the upper end of right inclined plate 4-2 and right riser 4-1, which are fixed, to be connected
It connects, for the angle between right inclined plate 4-2 and right riser 4-1 more than 90 °, the bottom of the bottom of left inclined plate 3-2 and right inclined plate 4-2 are mutual
It draws close but does not contact, the rear and front end of left dust collecting pole plate 3 is detachably connected with the front and back inner wall inside shell 1 respectively, and the right side is gathered dust
The rear and front end of pole plate 4 is detachably connected with the front and back inner wall inside shell 1 respectively.The dismantling connection structure specifically can be with
To offer card slot on inner wall before and after the inside of shell 1, the rear and front end of left dust collecting pole plate 3 and right dust collecting pole plate 4 is buckled in card
In slot, dust collecting pole plate can be facilitated periodically to remove cleaning.Center corona discharge electrode 2 is cathode.
The periphery of center corona discharge electrode 2 is both provided with uniform prickle wire 2-1, and the end of the prickle wire 2-1 is flush end.Shell
Top in body 1 is additionally provided with holder 7, multiple fluid injectors 6 is equipped on holder 7, injection direction is downward.
The wet method removing PM2.5 devices of the present invention are vertical conical electric precipitator, left dust collecting pole plate 3 and right dust collecting pole plate 4
It is arranged in pairs rear generally conical shape, the left dust collecting pole plate 3 and right dust collecting pole plate 4 of the dust collecting pole plate unit of first row are respectively provided at very
The both sides of the center corona discharge electrode 2 of ordered series of numbers, the left dust collecting pole plate 3 and right dust collecting pole plate 4 of the dust collecting pole plate unit of second row are set respectively
In the both sides of the center corona discharge electrode 2 of even column, the left dust collecting pole plate 3 and right dust collecting pole plate 4 of the dust collecting pole plate unit of third row divide
It is not located at the both sides ... of the center corona discharge electrode 2 of odd column, between dust collecting pole plate unit and left dust collecting pole plate 3 He
It is mixed to form full of twists and turns runner 5 between right dust collecting pole plate 4, carries the exhaust gas of fine particle pollutant in 5 detours of runner
It flows, when forming binary vortices and effectively increase particle encounter probability, the further coalescence of fine particulates, while increasing air-flow stop
Between, enable to particulate pollutant to be more easy to be adsorbed on dust collecting pole plate in this way, the fine particle collected on dust collecting pole plate can
It is cleaned water cleaning quickly, further increases dust removing effects, and significantly more efficient prevent reentrainment of dust；Reduce electric precipitation body
Product, economy are preferable.Fluid injector 6 can not only play the role of cleaning dust collecting pole plate, and since left inclined plate 3-2 and the right side are oblique
The setting of plate 4-2 can slow down the flow rate of liquid on left dust collecting pole plate 3 and right dust collecting pole plate 4, to avoid liquid film distribution not
So that more particulate matters enter in liquid film, further improve dust removing effects.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (4)
1. a kind of wet method removes PM2.5 devices, it is characterised in that：Including shell (1), multiple center corona discharge electrodes (2), left dust collector pole
Plate (3) and right dust collecting pole plate (4)；
The multiple center corona discharge electrode (2) erects setting in the shell (1), multiple center corona discharge electrodes (2) alignment in length and breadth, if
Fixed is a row from front to back, then multiple center corona discharge electrodes (2) are arranged side by side into multiple row, a left dust collecting pole plate (3) and a right side
Dust collecting pole plate (4) is a dust collecting pole plate unit, and dust collecting pole plate unit is in multiple rows of setting, and the dust collecting pole plate of neighbouring two rows
Unit is interlaced, i.e., the left dust collecting pole plate (3) of the dust collecting pole plate unit of odd row and right dust collecting pole plate (4) are respectively provided at odd number
The both sides of the center corona discharge electrode (2) of row, the left dust collecting pole plate (3) and right dust collecting pole plate (4) point of the dust collecting pole plate unit of even rows
It is not located at the both sides of the center corona discharge electrode (2) of even column, dust collecting pole plate unit and left dust collecting pole plate (3) and right dust collecting pole plate
(4) full of twists and turns runner (5) is respectively formed between；
The left dust collecting pole plate (3) is vertically arranged by left riser (3-1) and left inclined plate (3-2), left riser (3-1), left inclined plate
The upper end of (3-2) is fixedly connected with the bottom of left riser (3-1), and the angle between left inclined plate (3-2) and left riser (3-1) is more than
90 °, the right dust collecting pole plate (4) is vertically arranged by right riser (4-1) and right inclined plate (4-2), right riser (4-1), right inclined plate
The upper end of (4-2) is fixedly connected with the bottom of right riser (4-1), and the angle between right inclined plate (4-2) and right riser (4-1) is more than
90 °, the bottom of left inclined plate (3-2) and the bottom of right inclined plate (4-2) are mutually drawn close but are not contacted.
2. a kind of wet method as described in claim 1 removes PM2.5 devices, it is characterised in that：Before the left dust collecting pole plate (3)
Both ends are respectively with the front and back inner wall dismantling connection of enclosure interior afterwards, and the rear and front end of right dust collecting pole plate (4) is respectively and enclosure interior
Front and back inner wall dismantling connection.
3. a kind of wet method as described in claim 1 removes PM2.5 devices, it is characterised in that：Outside the center corona discharge electrode (2)
It is both provided with uniform prickle wire (2-1) week, the end of the prickle wire (2-1) is flush end.
4. a kind of wet method as described in claim 1 removes PM2.5 devices, it is characterised in that：Top in the shell (1) is also
It is provided with holder, multiple fluid injectors (6) are installed on holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810118874.5A CN108393195B (en) | 2018-02-06 | 2018-02-06 | Wet process desorption PM2.5 device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810118874.5A CN108393195B (en) | 2018-02-06 | 2018-02-06 | Wet process desorption PM2.5 device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108393195A true CN108393195A (en) | 2018-08-14 |
| CN108393195B CN108393195B (en) | 2020-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810118874.5A Active CN108393195B (en) | 2018-02-06 | 2018-02-06 | Wet process desorption PM2.5 device |
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| CN (1) | CN108393195B (en) |
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Effective date of registration: 20230519 Address after: Room 2229, Building B, Changzhou Science and Education City Science and Education Hall, No. 18-3 Changwu Middle Road, Wujin District, Changzhou City, Jiangsu Province, 213164 Patentee after: Jiangsu Qingxin Energy Technology Co.,Ltd. Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: CHANGZHOU University |