CN101310823A - Liquid flow water wash static combined type gas purification method and device thereof - Google Patents
Liquid flow water wash static combined type gas purification method and device thereof Download PDFInfo
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- CN101310823A CN101310823A CNA2008100206244A CN200810020624A CN101310823A CN 101310823 A CN101310823 A CN 101310823A CN A2008100206244 A CNA2008100206244 A CN A2008100206244A CN 200810020624 A CN200810020624 A CN 200810020624A CN 101310823 A CN101310823 A CN 101310823A
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Abstract
The invention discloses a liquid flow water washing electrostatic compound gas purifying method and a device thereof, and the liquid flow water washing electrostatic compound gas purifying method can overcome the shortcomings and inadequacies of the existing electrostatic absorption technology, prevent the problem of generating a pole plate hole among electrostatic pole plates, use a liquid flow screen of washing liquid and a gas bath to wash and isolate pollutants, thoroughly eliminate the leakage phenomenon of dust-containing gas, ensure the cleaning collection efficiency to be higher, improve the gas purifying flow rate, avoid the phenomena of anti-electric-corona and electric corona blockage, prevent the stacking phenomenon of accumulated dust of a dust collecting plate, avoid the secondary fugitive dust pollution and lead the device to have the advantages of self-cleaning function and maintenance-free wash after the removal with the help of the self-adhesion feature of the washing liquid under the dual-purification-function of electrostatic absorption and liquid flow water washing.
Description
Technical field
The present invention relates to the environmental protection field, specifically be meant a kind of method for gas purification and equipment thereof, method for gas purification and the device thereof that a kind of liquid stream cleans and Electrostatic Absorption combines of more specifically saying so.
Background technology
At present, gas cleaning is generally based on two kinds of wet type and dry types, and wherein, the method for wet type is generally mode such as washing spray irrigation and cleans, and the method for dry type adopts physical filtering to carry out in conjunction with the Electrostatic Absorption mode.But traditional wet-cleaned mode, its cleaning efficiency is influenced by the time of contact of gas-liquid and the way of contact directly, in general high-pressure atomization mode gas-liquid contact, its cleaning efficiency is higher, and still this mode is to equipment requirement condition height, and liquid decreases big, easily stop up, shortcomings such as maintenance cost is big faster under the situation, cause secondary pollution at gas flow rate in addition.And present Electrostatic Absorption technology, be divided into wet method and dry method two big classes, wet method mainly contains tubular type, honeycomb fashion, bushing type, and that dry method mainly contains is board-like, pipe curtain formula and dual zone type, on version, be subjected to factor affecting such as Purge gas flow velocity, dustiness concentration, electrostatic precipitation sheetpile amass, produce the pole plate cavitation, gas takes place omit phenomenon in printing, purification efficiency is reduced, cause secondary pollution, and equipment volume is big, and floor space is big, the equipment investment cost height.
Summary of the invention
First purpose of the present invention is in order to overcome the shortcoming and defect of prior art, and a kind of cleaning performance is good, the air purification method of the liquid flow water wash static combined type of avoiding secondary pollution and provide.
Another object of the present invention is in order to overcome the shortcoming and defect of prior art, and provide a kind of cleaning performance good, avoid secondary pollution, have self-cleaning and exempt to unpick and wash the liquid flow water wash static combined type air cleaning unit of advantage.
For realizing above-mentioned first purpose, technical scheme of the present invention is: may further comprise the steps:
1) with gas to be clean by the high-voltage charging electric field region that cathode line and anode collecting plate group form, free electron and ion collision that grit and high-voltage charging electric field region high speed in the gas to be clean are moved are charged;
2) gas to be clean after charged enters into anode collecting plate group through the high-voltage charging electric field region, be provided with cleaning fluid liquid stream screen in this anode collecting plate group, gas to be clean passes cleaning fluid liquid stream screen under the blast effect, grit in the gas is by anode collecting plate group and cleaning fluid liquid screen adsorbs and collide foaming with the generation gas-liquid, pollutant in the gas is cleaned the further adsorbing and trapping of liquid, and takes away with the wash liquid stream discharging.
For realizing above-mentioned second purpose, technical scheme of the present invention is: comprise air inlet pipe, blast pipe, leakage fluid dram, the cleaning fluid inlet, DC high-voltage power supply, washer, described washer is located in the air inlet pipe, described blast pipe is connected the opposite side of the relative air inlet pipe of this washer, this washer is separated air inlet pipe and blast pipe, described washer is provided with the inside and outside interlayer collecting plate of vertical two row spaces, and effluxing the relative oblique wrong row with interior row's interlayer collecting plate of interlayer collecting plate down is provided with, form blind shaped " V " shape air channel, should be provided with the cleaning fluid inlet that is communicated with this gap with the top, gap that effluxes between the interlayer collecting plate by interior row's interlayer collecting plate, in being arranged on, described leakage fluid dram is communicated with below row's interlayer collecting plate and the gap that effluxes between the interlayer collecting plate and with this gap, row's interlayer collecting plate and efflux the interlayer collecting plate and all link to each other with the positive pole of described DC high-voltage power supply in described is provided with in the described air inlet pipe and inside and outside two arranges the corresponding cathode line of interlayer collecting plates.
Further being provided with is that described washer comprises the corresponding carrier base up and down that is provided with, and vertically evenly is provided with at least two screens between the carrier base up and down, and described inside and outside two row's interlayer collecting plates vertically are arranged on adjacent per two screens.
Further being provided with is to be provided with exhaust blower in the described blast pipe.
Further being provided with is that described interior each layer of row's interlayer collecting plate is the parallel interval setting, and described each layer of interlayer collecting plate that efflux is the parallel interval setting.
Further be provided with is that described cleaning fluid is arranged the interlayer collecting plate by water pump and effluxed in the gap between the interlayer collecting plate in cleaning fluid buffering filter buffering back flow into from the cleaning fluid inlet.
Further be provided with is that described washer and cathode line are fixed in the air inlet pipe by the fixed frame that insulate.
The invention has the advantages that:
1), utilize liquid stream screen to avoid conventional electrostatic absorber collecting plate gap to produce the pole plate cavitation, prevented that gas from omitting phenomenon in printing, and under Electrostatic Absorption and the effect of liquid flow water wash double purified, by the viscous force characteristic of cleaning fluid self, make the cleaning arresting efficiency higher, improved the gas purification flow velocity, " anti-corona " and " corona blocking " phenomenon have been avoided, prevent collecting plate laying dust packing phenomenon, avoided reentrainment of dust, made equipment itself have self-cleaning function and the non-maintaining advantage of unpicking and washing.
2), the discharge in the high-voltage electrostatic field can produce part ozone, harmful substance in purge gas and the cleaning fluid is carried out oxidation Decomposition, can also remove the gas peculiar smell, decomposing bacteria, and the high-pressure electrostatic pollution of abatement apparatus self generation, can produce a large amount of anions to the human body beneficial.
The invention will be described further below in conjunction with specification drawings and specific embodiments.
Figure of description
Fig. 1 specific embodiment of the invention structural representation
Fig. 2 specific embodiment of the invention cleaner structure schematic diagram
Fig. 3 specific embodiment of the invention washer cross section view
The specific embodiment
The specific embodiment of the present invention as Figure 1-3, comprise air inlet pipe 1, blast pipe 2, leakage fluid dram 3, cleaning fluid inlet 4, DC high-voltage power supply 5, washer 6, be provided with exhaust blower 21 in the described blast pipe, described washer 6 is located in the air inlet pipe 1, described blast pipe 2 is connected the opposite side of these washer 6 relative air inlet pipe 1, described washer 6 is provided with the inside and outside interlayer collecting plate 61 of vertical two row spaces, 62, and effluxing interlayer collecting plate 62 is provided with interior row's interlayer collecting plate 61 relative oblique wrong down rows, form blind shaped " V " shape air channel, row's interlayer collecting plate and efflux the interlayer collecting plate and be the corrosion resistant metal material and make in present embodiment is described, the carrier base up and down 64 that the described washer of present embodiment is provided with, vertically evenly be provided with at least two screens 65 between the carrier base 64 up and down, described inside and outside two row's interlayer collecting plates 61,62 vertically are arranged on adjacent per two screens 65, and row's interlayer collecting plate 61 each layers are the parallel interval setting in described, described interlayer collecting plate 62 each layers that efflux are the parallel interval setting, the described screen of present embodiment is provided with 5, washer described in the utility model can also adopt cylinder-like structure to arrange, row's interlayer collecting plate 61 is provided with the cleaning fluid inlet 4 that is communicated with this gap 63 with 63 tops, gap that efflux between the interlayer collecting plate 62 in described, cleaning fluid enters gap 63 and fills in gap 63 from cleaning fluid inlet 4 thus, air inlet pipe 1 and blast pipe 2 are separated, the described cleaning fluid of present embodiment is arranged the interlayer collecting plate by water pump 8 and is effluxed in the gap 63 between the interlayer collecting plate in cleaning fluid buffering filter 9 buffering back flow into from cleaning fluid inlet 4, in described leakage fluid dram 3 is arranged on row's interlayer collecting plate 61 with efflux 63 belows, gap between the interlayer collecting plate 62 and be communicated with this gap 63, in described row's interlayer collecting plate 61 with efflux interlayer collecting plate 62 and all link to each other with the positive pole of described DC high-voltage power supply 5, the positive pole of the described DC high-voltage power supply 5 of present embodiment links to each other with interior row's interlayer collecting plate 61 topmost, and row's interlayer collecting plate 61 and efflux interlayer collecting plate 62 and conduct electricity interlayer collecting plate 61 and efflux that the cleaning fluid in the gap is electrically connected mutually between the conduction interlayer 62 by filling interior row in remaining, be provided with in the described air inlet pipe 1 and the corresponding cathode line 7 of inside and outside two row's interlayer collecting plates, the described inside and outside two row's interlayer collecting plates 61 that link to each other with DC high-voltage power supply 5 positive poles, 62 and cathode line 7 between form a high-voltage electrostatic field, gas to be clean is charged with electronics and ion collision in this high-voltage electrostatic field.Described washer 6 of present embodiment and cathode line 7 are fixed in the air inlet pipe by the fixed frame of insulation.
The course of work of the present invention is as follows: after connecting DC high-voltage power supply 5, open cleaning fluid water pump 8 and air exhauster 21, cleaning fluid is arranged interlayer collecting plate 61 by water pump 8 and is effluxed in the gap 63 between the interlayer collecting plate 62 in cleaning fluid buffering filter 9 buffering back flow into from cleaning fluid inlet 4, and the full liquid stream screen that forms within it, gas to be clean enters air inlet pipe inner cathode line 7 and by interior row's interlayer collecting plate 61 and efflux high-voltage charging electric field region between the integrated utmost point of anode that interlayer collecting plate 62 forms, the free electron and the ion collision of grit in the gas to be clean and the motion of high-tension electricity place high speed, make in the Purge gas the charged after this charged dusty gas of grit by the absorption of anode collecting plate group and and cleaning fluid liquid stream screen the gas-liquid collision takes place foams, pollutant in the gas is cleaned the further adsorbing and trapping of liquid, and take away with wash liquid stream discharging, solved the pole plate cavitation of traditional purifier, problem such as avoided omitting in printing, dust is directly taken away with cleaning fluid in addition, avoided dust accretions, make equipment itself have self-cleaning function and the non-maintaining advantage of unpicking and washing, can also produce anion in addition in this process the human body beneficial.And some gaseous contaminants clean by cleaning fluid in the air, make the cleaning efficiency height of equipment, and the static that abatement apparatus produces pollutes.
Claims (7)
1. liquid flow water wash static combined type gas purification method is characterized in that may further comprise the steps:
1) with gas to be clean by the high-voltage charging electric field region that cathode line and anode collecting plate group form, free electron and ion collision that grit and high-voltage charging electric field region high speed in the gas to be clean are moved are charged;
2) gas to be clean after charged enters into anode collecting plate group through the high-voltage charging electric field region, be provided with cleaning fluid liquid stream screen in this anode collecting plate group, gas to be clean passes cleaning fluid liquid stream screen under the blast effect, grit in the gas is by anode collecting plate group and cleaning fluid liquid screen adsorbs and collide foaming with the generation gas-liquid, pollutant in the gas is cleaned the further adsorbing and trapping of liquid, and takes away with the wash liquid stream discharging.
2. liquid flow water wash static combined type gas purification device that the method for utilizing claim 1 is carried out gas purification, it is characterized in that: comprise air inlet pipe, blast pipe, leakage fluid dram, the cleaning fluid inlet, DC high-voltage power supply, washer, described washer is located in the air inlet pipe, described blast pipe is connected the opposite side of the relative air inlet pipe of this washer, this washer is separated air inlet pipe and blast pipe, described washer is provided with the inside and outside interlayer collecting plate of vertical two row spaces, and effluxing the relative oblique wrong row with interior row's interlayer collecting plate of interlayer collecting plate down is provided with, form blind shaped " V " shape air channel, should be provided with the cleaning fluid inlet that is communicated with this gap with the top, gap that effluxes between the interlayer collecting plate by interior row's interlayer collecting plate, in being arranged on, described leakage fluid dram is communicated with below row's interlayer collecting plate and the gap that effluxes between the interlayer collecting plate and with this gap, row's interlayer collecting plate and efflux the interlayer collecting plate and all link to each other with the positive pole of described DC high-voltage power supply in described is provided with in the described air inlet pipe and inside and outside two arranges the corresponding cathode line of interlayer collecting plates.
3. liquid flow water wash static combined type gas purification device according to claim 2, it is characterized in that: described washer comprises the corresponding carrier base up and down that is provided with, vertically evenly be provided with at least two screens between the carrier base up and down, described inside and outside two row's interlayer collecting plates vertically are arranged on adjacent per two screens.
4. according to claim 2 or 3 described liquid flow water wash static combined type gas purification devices, it is characterized in that: be provided with exhaust blower in the described blast pipe.
5. liquid flow water wash static combined type gas purification device according to claim 4 is characterized in that: each layer of row's interlayer collecting plate is the parallel interval setting in described, and described each layer of interlayer collecting plate that efflux is the parallel interval setting.
6. liquid flow water wash static combined type gas purification device according to claim 5 is characterized in that: described cleaning fluid is arranged the interlayer collecting plate by water pump and is effluxed in the gap between the interlayer collecting plate in cleaning fluid buffering filter buffering back flow into from the cleaning fluid inlet.
7. liquid flow water wash static combined type gas purification device according to claim 6 is characterized in that: described washer and cathode line are fixed in the air inlet pipe by the fixed frame of insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100206244A CN101310823B (en) | 2008-02-04 | 2008-02-04 | Liquid flow water wash static combined type gas purification method and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100206244A CN101310823B (en) | 2008-02-04 | 2008-02-04 | Liquid flow water wash static combined type gas purification method and device thereof |
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| Publication Number | Publication Date |
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| CN101310823A true CN101310823A (en) | 2008-11-26 |
| CN101310823B CN101310823B (en) | 2010-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100206244A Expired - Fee Related CN101310823B (en) | 2008-02-04 | 2008-02-04 | Liquid flow water wash static combined type gas purification method and device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263976A (en) * | 2013-05-24 | 2013-08-28 | 谢友金 | Novel electrical dust collector |
| CN103969037A (en) * | 2013-08-23 | 2014-08-06 | 中国人民解放军国防科学技术大学 | Splash-proof device for atomization mechanism research and test platform |
| CN104307632A (en) * | 2014-11-10 | 2015-01-28 | 东南大学 | Electrostatic liquid collecting device suitable for high-wind-speed high-liquid-content air flow |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2577967Y (en) * | 2002-09-25 | 2003-10-08 | 高国纯 | Wet gas electric dust remover |
| CN2703765Y (en) * | 2004-01-19 | 2005-06-08 | 上海宝华威热处理设备有限公司 | Efficient decarbon apparatus |
| CN2734307Y (en) * | 2004-03-12 | 2005-10-19 | 郭兆声 | Composite oil smoke processing unit |
| CN1291774C (en) * | 2004-04-16 | 2006-12-27 | 王长皓 | Method for purifying smoke and dust and equipment thereof |
-
2008
- 2008-02-04 CN CN2008100206244A patent/CN101310823B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263976A (en) * | 2013-05-24 | 2013-08-28 | 谢友金 | Novel electrical dust collector |
| CN103263976B (en) * | 2013-05-24 | 2015-07-22 | 谢友金 | Novel electrical dust collector |
| CN103969037A (en) * | 2013-08-23 | 2014-08-06 | 中国人民解放军国防科学技术大学 | Splash-proof device for atomization mechanism research and test platform |
| CN104307632A (en) * | 2014-11-10 | 2015-01-28 | 东南大学 | Electrostatic liquid collecting device suitable for high-wind-speed high-liquid-content air flow |
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| Publication number | Publication date |
|---|---|
| CN101310823B (en) | 2010-06-09 |
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Granted publication date: 20100609 Termination date: 20130204 |