CN202570381U - Composite high-voltage electrostatic dust collector system - Google Patents
Composite high-voltage electrostatic dust collector system Download PDFInfo
- Publication number
- CN202570381U CN202570381U CN201220233940.1U CN201220233940U CN202570381U CN 202570381 U CN202570381 U CN 202570381U CN 201220233940 U CN201220233940 U CN 201220233940U CN 202570381 U CN202570381 U CN 202570381U
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- China
- Prior art keywords
- electric field
- pole plate
- electricity hachure
- pole plates
- negative electricity
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- Expired - Fee Related
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- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 239000000428 dust Substances 0.000 title abstract description 34
- 230000005684 electric field Effects 0.000 claims abstract description 61
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003546 flue gas Substances 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims description 36
- 239000012717 electrostatic precipitator Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 4
- 238000010926 purge Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 2
- 230000001680 brushing effect Effects 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 abstract 1
- 239000002956 ash Substances 0.000 description 10
- 238000005507 spraying Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010882 bottom ash Substances 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Electrostatic Separation (AREA)
Abstract
The utility model discloses a composite high-voltage electrostatic dust collector system. A first electric field, a second electric field and a third electric field are successively arranged along the flue gas purification and flowing direction, the lower part of each electric field is provided with an ash hopper, multiple rows of tube row type pole plates are arranged in the first electric field, negative corona wires are arranged between the tube row type pole plates, and the tube row type pole plates and the negative corona wires are connected with a vibrating and ash cleaning mechanism; multiple rows of grid type pole plates are arranged in the second electric field, the front and rear ends of adjacent grid type pole plates are provided with baffle plates and are connected into pole plate rows, positive corona wires are arranged between adjacent grid type pole plates, negative corona wires are arranged between pole plate rows, and the grid type pole plates, the positive corona wires and the negative corona wires are connected with a vibrating and ash cleaning mechanism; and multiple groups of rotary pole plates moving vertically are arranged in the third electric field, negative corona wires are arranged between the rotary pole plates, both sides of each group of rotary pole plates close to the ash hopper are provided with a rotary brushing and ash cleaning mechanism, and the negative corona wires are connected with a vibrating and ash cleaning mechanism. The composite high-voltage electrostatic dust collector system has high dust removal efficiency, small occupied space and low energy consumption.
Description
Technical field
The utility model relates to high-voltage electrostatic dust separator, especially a kind of composite high pressure electrostatic precipitator system that comprises multiple electric field.
Background technology
High-voltage electrostatic dust separator is the existing common equipment of removing the industrial smoke dust; It relies on discharge electrode and receiving electrode to receive and catches dust in flue gas; Utilize the rapping apparatus rapping the two poles of the earth that connect the two poles of the earth then; Dust on the two poles of the earth is shaken off discharge through ash exhauster and delivered to grey storehouse, to reach the purpose of flue into the bottom ash bucket.
For the discharging that makes flue gas reaches more maximum discharge standard as less than 30mg/Nm
3The requirement of discharging; The electric field that in the purification channel of flue gas, need be provided with at least more than four forms composite high pressure electrostatic precipitator system; A plurality of electric fields of existing composite high pressure electrostatic precipitator system are generally by constituting with a kind of electric field; Like the electric field that is made up of C480 pole plate and negative electricity hachure, the C480 pole plate is connected ash removal equipment for flapping again with the negative electricity hachure then.Mainly there is following problem in this composite high pressure electrostatic precipitator system: the one, and dust-collecting efficiency is lower, and is difficult to receive the dust of catching high specific resistance in the flue gas; The 2nd, reentrainment of dust can appear during vibration dust-cleaning, reduce efficiency of dust collection, the reentrainment of dust that occurs during particularly near the electric field deashing of flue gas discharge opening end can directly enter in the atmosphere inaccessible high standard discharging with flue gas; The 3rd, in order to reach higher discharge standard, need the electric field of setting more, it is big to take up room, and it is also high to consume energy.
The utility model content
The technical problem that the utility model will solve provides a kind of composite high pressure electrostatic precipitator system, and efficiency of dust collection is high, can better remove high resistivity dust in the flue gas, reach the requirement of existing high standard environment protection emission, and it is less to take up room, and it is lower to consume energy.
For achieving the above object; The technical scheme of the utility model is: a kind of composite high pressure electrostatic precipitator system; Set gradually first kind of electric field, second kind of electric field, the third electric field along the reverse purge flow direction of flue gas, first kind of electric field is near the input of flue gas, and the third electric field is near the outlet side of flue gas; The bottom of first kind of electric field, second kind of electric field, the third electric field is provided with ash bucket; First kind of electric field is provided with multiple row pipe row formula pole plate, between the pipe row formula pole plate negative electricity hachure is set, and pipe row's formula pole plate and negative electricity hachure are connected with vibration dust-cleaning mechanism; Second kind of electric field is provided with multiple row grating type pole plate; Adjacent grid formula pole plate front and back end is provided with deep bead and connects into pole plate row; Between the adjacent grid formula pole plate positive electricity hachure is set; Between the pole plate row negative electricity hachure is set, grating type pole plate, positive electricity hachure, negative electricity hachure are connected with vibration dust-cleaning mechanism; The third electric field is provided with many groups can be along the rotary pole plate that vertically moves up and down by drive sprocket, driven sprocket and chain drive; The negative electricity hachure is set between the rotary pole plate; Every group of rotary pole plate is provided with the rotating brush deashing mechanism near the both sides at ash bucket place, and the negative electricity hachure connects the top rapping deashing mechanism.
Further improve, described flue gas input also can connect one section vertical gas pass, is provided with spray equipment in the vertical gas pass, is provided with the ash bucket that connects the vertical gas pass bottom below the spray equipment, and described spray equipment can be equipped with one or more double-current shower nozzles; Carry out unsaturated spraying through spray equipment, can increase smoke moisture and improve the activation of dust moistened surface, reduce the ratio resistance of dust; Spraying simultaneously reduces flue-gas temperature, reduces the operating mode exhaust gas volumn; Steam increases in the spraying flue gas, has improved the C-V characteristic of electric cleaner, has improved working voltage, and spraying makes the change of part dust granules coalescence be beneficial to electric cleaner greatly and gathers dust, and reduces reentrainment of dust.
The vibration dust-cleaning mechanism that the pipe row formula pole plate of preferred said first kind of electric field is connected with the negative electricity hachure is a top electromagnetic rapping deashing mechanism.
The vibration dust-cleaning mechanism that the grating type pole plate of preferred said second kind of electric field, positive electricity hachure, negative electricity hachure connect is a top electromagnetic rapping deashing mechanism.
Preferred said first kind of electric field has two, is arranged on continuously near the flue gas input, can better receive like this and catch dust in flue gas.
First kind of electric field of the utility model is provided with pipe row formula pole plate, and is in the inflow end of gas cleaning passage, has than big specific collection area owing to manage row's formula pole plate, and therefore can catching a large amount of dust receipts in the firm inflow flue gas also, rapping falls into ash bucket; Flow into second kind of electric field through the flue gas of removing a large amount of dust then; Second kind of electric field is provided with grating type pole plate, positive electricity hachure, negative electricity hachure; Adjacent grid formula pole plate front and back end is provided with deep bead; Remaining most of dust moves to calm zone between the grating type pole plate is settled down to second kind of electric field bottom through positive and negative charge neutralization ash bucket through positive electricity hachure and the effect of negative electricity hachure in the flue gas; This method can be removed the dust of a large amount of high specific resistances, reduces the deposition of dust at dust collecting pole plate, reentrainment of dust when effectively reducing rapping; The then remaining flue gas that contains low amounts of dust flows into the third electric field again, because of the third electric field is provided with rotary pole plate and rotating brush deashing mechanism, can eliminate reentrainment of dust preferably; And further remove high resistivity dust; The Dust Capacity that from the flue gas that gas cleaning passage outlet is discharged, contains at last just seldom reaches the requirement of existing high standard environment protection emission, so whole system combined dust-eliminating efficient is high; Can effectively remove high resistivity dust in the flue gas, reach best dust removing effects.
On the other hand, for being less than 30mg/Nm
3Industrial smoke discharge standard, the utility model are provided with four electric fields at the most can reach requirement, so it takes up room lessly, and it is low to consume energy.
Description of drawings
Fig. 1 is the utility model front view.
Fig. 2 is that the A of Fig. 1 is to view.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment the utility model is done further explain.
Fig. 1, shown in Figure 2; A kind of composite high pressure electrostatic precipitator system, the bottom that sets gradually first kind of electric field 1, second kind of electric field 2,3, the first kinds of electric fields 1 of the third electric field, second kind of electric field 2, the third electric field 3 along the reverse purge flow direction of flue gas is provided with ash bucket 4; Said first kind of electric field 1 has two; Be arranged on continuously near flue gas input 5 places, said second kind of electric field 2 has one, is in the mid portion of gas cleaning passage; Said the third electric field 3 has one, near outlet side 6 places of flue gas;
In first kind of electric field 1, be provided with multiple row pipe row formula pole plate 11, between the pipe row formula pole plate 11 negative electricity hachure 12 be set, pipe row formula pole plate 11 is connected with top electromagnetic rapping deashing mechanism 13 with negative electricity hachure 12;
In second kind of electric field 2, be provided with multiple row grating type pole plate 21; Adjacent grid formula pole plate 21 front and back ends are provided with deep bead 22 and connect into pole plate row; Between the adjacent grid formula pole plate 21 positive electricity hachure 23 is set; Between the pole plate row negative electricity hachure 24 is set, grating type pole plate 21, positive electricity hachure 23, negative electricity hachure 24 are connected with top electromagnetic rapping deashing mechanism 25;
In the third electric field 3, being provided with many groups can be along the rotary pole plate 34 that vertically moves up and down by drive sprocket 31, driven sprocket 32 and chain 33 drives; Between the rotary pole plate 34 negative electricity hachure 35 is set; Every group of rotary pole plate 34 is provided with rotating brush deashing mechanism 36 near the both sides at ash bucket 4 places; Rotating brush deashing mechanism 36 is made up of rotation steel brush 361 and the reducing motor 362 that driven in rotation steel brush 361 rotates; Drive sprocket 31, driven sprocket 32 and chain 33 drive negative electricity hachure 35 connection top electromagnetic rapping deashing mechanisms 38 by reducing motor 37.
Below only be preferred embodiment of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection domain of this case.
Claims (6)
1. composite high pressure electrostatic precipitator system; Set gradually first kind of electric field, second kind of electric field, the third electric field along the reverse purge flow direction of flue gas; First kind of electric field is near the input of flue gas; The third electric field is near the outlet side of flue gas, and the bottom of first kind of electric field, second kind of electric field, the third electric field is provided with ash bucket, it is characterized in that:
First kind of electric field is provided with multiple row pipe row formula pole plate, between the pipe row formula pole plate negative electricity hachure is set, and pipe row's formula pole plate and negative electricity hachure are connected with vibration dust-cleaning mechanism;
Second kind of electric field is provided with multiple row grating type pole plate; Adjacent grid formula pole plate front and back end is provided with deep bead and connects into pole plate row; Between the adjacent grid formula pole plate positive electricity hachure is set; Between the pole plate row negative electricity hachure is set, grating type pole plate, positive electricity hachure, negative electricity hachure are connected with vibration dust-cleaning mechanism;
The third electric field is provided with many groups can be along the rotary pole plate that vertically moves up and down by drive sprocket, driven sprocket and chain drive; The negative electricity hachure is set between the rotary pole plate; Every group of rotary pole plate is provided with the rotating brush deashing mechanism near the both sides at ash bucket place, and the negative electricity hachure connects the top rapping deashing mechanism.
2. a kind of composite high pressure electrostatic precipitator according to claim 1 system; It is characterized in that: described flue gas input also connects one section vertical gas pass; Be provided with spray equipment in the vertical gas pass, be provided with the ash bucket that connects the vertical gas pass bottom below the spray equipment.
3. a kind of composite high pressure electrostatic precipitator according to claim 2 system, it is characterized in that: described spray equipment can be equipped with one or more double-current shower nozzles.
4. a kind of composite high pressure electrostatic precipitator according to claim 1 system, it is characterized in that: the vibration dust-cleaning mechanism that the pipe row formula pole plate of said first kind of electric field is connected with the negative electricity hachure is a top electromagnetic rapping deashing mechanism.
5. a kind of composite high pressure electrostatic precipitator according to claim 1 system, it is characterized in that: the vibration dust-cleaning mechanism that the grating type pole plate of said second kind of electric field, positive electricity hachure, negative electricity hachure connect is a top electromagnetic rapping deashing mechanism.
6. according to each described a kind of composite high pressure electrostatic precipitator system of claim 1 to 5, it is characterized in that: said first kind of electric field has two, is arranged on continuously near the flue gas input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220233940.1U CN202570381U (en) | 2012-05-23 | 2012-05-23 | Composite high-voltage electrostatic dust collector system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220233940.1U CN202570381U (en) | 2012-05-23 | 2012-05-23 | Composite high-voltage electrostatic dust collector system |
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| Publication Number | Publication Date |
|---|---|
| CN202570381U true CN202570381U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220233940.1U Expired - Fee Related CN202570381U (en) | 2012-05-23 | 2012-05-23 | Composite high-voltage electrostatic dust collector system |
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| Country | Link |
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| CN (1) | CN202570381U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299759A (en) * | 2015-11-09 | 2016-02-03 | 苏州贝昂科技有限公司 | Air purification device with corona electrode wire cleaning devices |
| CN105944484A (en) * | 2016-06-16 | 2016-09-21 | 马鞍山市顺达环保设备有限公司 | Automatic centrifugal wet-type electrostatic dust collector |
| CN106914343A (en) * | 2017-01-20 | 2017-07-04 | 浙江菲达环保科技股份有限公司 | A kind of dust arrester of control PM2.5 |
| CN108031556A (en) * | 2018-01-10 | 2018-05-15 | 厦门绿洋环境技术股份有限公司 | One kind rotation pole plate electric dust collector and electric precipitator |
| CN116351568A (en) * | 2023-02-27 | 2023-06-30 | 华中科技大学 | An on-line testing device and method for working condition specific resistance integrated with an electrostatic precipitator |
-
2012
- 2012-05-23 CN CN201220233940.1U patent/CN202570381U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299759A (en) * | 2015-11-09 | 2016-02-03 | 苏州贝昂科技有限公司 | Air purification device with corona electrode wire cleaning devices |
| CN105299759B (en) * | 2015-11-09 | 2018-06-12 | 苏州贝昂科技有限公司 | A kind of air cleaning unit with corona polar filament cleaning device |
| CN105944484A (en) * | 2016-06-16 | 2016-09-21 | 马鞍山市顺达环保设备有限公司 | Automatic centrifugal wet-type electrostatic dust collector |
| CN105944484B (en) * | 2016-06-16 | 2018-05-25 | 马鞍山市顺达环保设备有限公司 | A kind of automatic centrifugation wet static dedusting device |
| CN106914343A (en) * | 2017-01-20 | 2017-07-04 | 浙江菲达环保科技股份有限公司 | A kind of dust arrester of control PM2.5 |
| CN106914343B (en) * | 2017-01-20 | 2018-07-03 | 浙江菲达环保科技股份有限公司 | A kind of dust-extraction unit for controlling PM2.5 |
| CN108031556A (en) * | 2018-01-10 | 2018-05-15 | 厦门绿洋环境技术股份有限公司 | One kind rotation pole plate electric dust collector and electric precipitator |
| CN116351568A (en) * | 2023-02-27 | 2023-06-30 | 华中科技大学 | An on-line testing device and method for working condition specific resistance integrated with an electrostatic precipitator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |