CN105107630A - Electrostatic precipitator - Google Patents
Electrostatic precipitator Download PDFInfo
- Publication number
- CN105107630A CN105107630A CN201510513035.XA CN201510513035A CN105107630A CN 105107630 A CN105107630 A CN 105107630A CN 201510513035 A CN201510513035 A CN 201510513035A CN 105107630 A CN105107630 A CN 105107630A
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- China
- Prior art keywords
- electrostatic precipitator
- airstrainer
- sparking electrode
- extraction system
- gas extraction
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Abstract
The invention relates to the technical field of precipitators, in particular to an electrostatic precipitator. The electrostatic precipitator comprises a discharge electrode, a high-voltage direct-current power source, an air filter screen and an air exhaust system. The discharge electrode is of a net-shaped structure, and connected with one end of the high-voltage direct-current power source. The air filter screen is of a corrugated net-shaped structure, and arranged opposite to the discharge electrode. The air filter screen is connected with the other end of the high-voltage direct-current power source. An electric field is formed between the discharge electrode and the air filter screen. The air exhaust system is arranged behind the air filter screen. According to the electrostatic precipitator, on the premise that the space occupation length of the air filter screen is not changed, the surface area of the air filter screen is enlarged; the dust collection efficiency of the electrostatic precipitator is improved; the problems of the increased size, weight and cost of the electrostatic precipitator due to the fact that the dust collection efficiency is improved by increasing the size of the air filter screen are avoided; meanwhile, the problem that a great deal of harmful gas is discharged due to the fact that the dust collection efficiency is improved by improving the electric field intensity is avoided.
Description
Technical field
The present invention relates to deduster technical field, particularly a kind of electrostatic precipitator.
Background technology
The operation principle of common electrostatic duster utilizes HVDC non-uniform electric field that the gas molecule in flue gas is ionized, produce a large amount of electronics and ion, electronics and ion move to the two poles of the earth under the effect of electric field force, the dust granules encountered in moving process in air-flow makes it charged, Charged moves to opposite polarity collecting plate or sparking electrode with flow separation under electric field force effect, Charged is adsorbed on collecting plate or sparking electrode by electrostatic force when arriving collecting plate or sparking electrode, makes gas cleaning.Electrostatic precipitator technology due to windage little, efficiency of dust collection is high, is widely applied.In order to improve the dust catching efficiency of electrostatic precipitator, the electric-field intensity often through the size or increase electrostatic that expand collecting plate realizes.The size expanding collecting plate can cause the volume of deduster, weight and cost sharply to increase, and increases electric-field intensity and pernicious gas can be caused (as ozone O
3, NO
x) sharply increase.
Summary of the invention
The embodiment of the present invention is by providing a kind of electrostatic precipitator, solve in prior art as improving the dust catching efficiency of electrostatic precipitator and the technical problem that deduster volume, weight and cost significantly improve and pernicious gas significantly produces that causes, under the prerequisite improving dust collector efficiency, reduce the volume of deduster, weight and cost, decrease the generation of pernicious gas.
Embodiments provide a kind of electrostatic precipitator, comprising: sparking electrode, high-voltage DC power supply, airstrainer and gas extraction system.
Described sparking electrode is network structure, and described sparking electrode is connected with one end of described high-voltage DC power supply; Described airstrainer is pleated structure, and described airstrainer and described sparking electrode are oppositely arranged, and described airstrainer is connected with the other end of described high-voltage DC power supply, form electric field between described sparking electrode and described airstrainer.
Described gas extraction system is arranged on the rear side of described airstrainer, under the effect of described gas extraction system, air stream with dust enters described electric field from described sparking electrode, described dust is charged through described sparking electrode, and it is online to be adsorbed on described air filtration under the effect of electric field force, the described air after dedusting flows through described airstrainer and described gas extraction system is discharged.
Further, also comprise: shell and base plate; Described base plate is fixed on described enclosure, and described sparking electrode, high-voltage DC power supply, airstrainer and described gas extraction system are fixed on described base plate.
Further, the front side of described shell is provided with air intake, and described sparking electrode and described air intake are oppositely arranged; The rear side of described shell is provided with air outlet slit, and described gas extraction system and described air outlet slit are oppositely arranged; Described air intake and described air outlet slit are oppositely arranged.
Further, the fold angle of described airstrainer is 10 ~ 150 degree.
Further, also comprise: support; The bottom of described support is fixed on described base plate, and described gas extraction system is fixing on the bracket.
Further, described sparking electrode and the online mesh of described air filtration are circular, triangle or regular polygon shape.
One or more technical schemes that the embodiment of the present invention provides, at least possess following beneficial effect or advantage:
1, the airstrainer that the electrostatic precipitator that the embodiment of the present invention provides adopts is pleated structure, do not change airstrainer take up room length prerequisite under increase the surface area of airstrainer, improve the dust catching efficiency of electrostatic precipitator, avoiding the problem of electrostatic precipitator volume, weight and the cost increase caused by increasing airstrainer size raising dust catching efficiency, it also avoid the problem of a large amount of discharge of noxious gases caused by improving electric-field intensity raising dust catching efficiency simultaneously.The electrostatic precipitator that the embodiment of the present invention provides, during air circulation overdischarge electrode, the dust granules in air stream can be made charged, when the airstrainer with certain electric conductivity is crossed in air circulation, Charged will be more prone to be adsorbed by airstrainer under the effect of electric field force, improves adsorption efficiency.The electrostatic precipitator that the embodiment of the present invention provides, is provided with netted sparking electrode, can prevent macroscopical foreign matters such as insect from entering electric field, ensure that the dust removing effects of electrostatic precipitator.
2, the electrostatic precipitator that the embodiment of the present invention provides arranges shell, and sparking electrode, high-voltage DC power supply, airstrainer and gas extraction system that shell can be arranged its inside are protected, and improve the service life of electrostatic precipitator.Shell, also for sealing electric field, prevents foreign matter from entering electric field, improves the dust removing effects of electrostatic precipitator.
3, the shell of electrostatic precipitator that the embodiment of the present invention provides is provided with air intake and air outlet slit air intake and air outlet slit be oppositely arranged, under the effect of gas extraction system, air stream enters from air intake, discharge from air outlet slit, airflow direction is fixed, air-flow passes perpendicularly through electric field and airstrainer, dust charged effective, improves the dust removing effects of electrostatic precipitator.
Accompanying drawing explanation
The electrostatic precipitator structural representation that Fig. 1 provides for the embodiment of the present invention.
Detailed description of the invention
The embodiment of the present invention is by providing a kind of electrostatic precipitator, solve in prior art as improving the dust catching efficiency of electrostatic precipitator and the technical problem that deduster volume, weight and cost significantly improve and pernicious gas significantly produces that causes, under the prerequisite improving dust collector efficiency, reduce the volume of deduster, weight and cost, decrease the generation of pernicious gas.
As shown in Figure 1, embodiments provide a kind of electrostatic precipitator, comprising: sparking electrode 1, high-voltage DC power supply 2, airstrainer 3, gas extraction system 4, support 6, base plate 7 and shell 5.
As shown in Figure 1, sparking electrode 1 is network structure, and the mesh on sparking electrode 1 is circle, triangle or regular polygon shape, and sparking electrode 1 possesses electric conductivity; Sparking electrode 1 is connected with one end of high-voltage DC power supply 2.As shown in Figure 1, airstrainer 3 is pleated structure, and fold angle is 10 ~ 150 degree, and the mesh on airstrainer 3 is circle, triangle or regular polygon shape, and airstrainer 3 possesses electric conductivity; Airstrainer 3 and sparking electrode 1 are oppositely arranged, and airstrainer 3 is connected with the other end of high-voltage DC power supply 2, forms electric field between sparking electrode 1 and airstrainer 3.
As shown in Figure 1, gas extraction system 4 is arranged on the rear side of airstrainer 3, under the effect of gas extraction system 4, air stream with dust enters electric field from sparking electrode 1, dust is charged when sparking electrode 1, and be adsorbed under the effect of electric field force on airstrainer 3, the air after dedusting flows through airstrainer 3 and gas extraction system 4 is discharged.
As shown in Figure 1, it is inner that base plate 7 is fixed on shell 5, and sparking electrode 1, high-voltage DC power supply 2, airstrainer 3 and gas extraction system 4 are fixed on base plate 7.The front side of shell 5 is provided with air intake, and sparking electrode 1 and air intake are oppositely arranged; The rear side of shell 5 is provided with air outlet slit, and gas extraction system 4 and air outlet slit are oppositely arranged; Air intake and air outlet slit are oppositely arranged.The bottom of support 6 is fixed on base plate 7, and gas extraction system 4 is fixing on the frame 6, and support 6 is for supporting gas extraction system 4.
The operation principle of the electrostatic precipitator that the embodiment of the present invention provides is as follows: as shown in Figure 1, under the effect of gas extraction system 4, air stream containing dust enters from air intake, during air circulation overdischarge electrode 1, the dust granules in air stream can be made charged, and sparking electrode 1 can also stop that large macroscopical foreign matters such as insect enter electric field.When the airstrainer 3 with certain electric conductivity is crossed in air circulation, Charged will be more prone to be adsorbed by airstrainer 3 under the effect of electric field force, because the surface area of airstrainer 3 internal void is large, greatly can strengthen efficiency of dust collection, clean air stream flows out from air outlet slit.
The electrostatic precipitator that the embodiment of the present invention provides, at least possesses following beneficial effect:
As shown in Figure 1, the airstrainer 3 that the electrostatic precipitator that the embodiment of the present invention provides adopts is pleated structure, do not change airstrainer 3 take up room length prerequisite under increase the surface area of airstrainer 3, improve the dust catching efficiency of electrostatic precipitator, avoiding the problem of electrostatic precipitator volume, weight and the cost increase caused by increasing airstrainer 3 size raising dust catching efficiency, it also avoid the problem of a large amount of discharge of noxious gases caused by improving electric-field intensity raising dust catching efficiency simultaneously.The electrostatic precipitator that the embodiment of the present invention provides, during air circulation overdischarge electrode 1, the dust granules in air stream can be made charged, when the airstrainer 3 with certain electric conductivity is crossed in air circulation, Charged will be more prone to be adsorbed by airstrainer 3 under the effect of electric field force, improves adsorption efficiency.The electrostatic precipitator that the embodiment of the present invention provides, is provided with netted sparking electrode 1, can prevent macroscopical foreign matters such as insect from entering electric field, ensure that the dust removing effects of electrostatic precipitator.
As shown in Figure 1, the electrostatic precipitator that the embodiment of the present invention provides arranges shell 5, and the sparking electrode 1 that shell 5 can be arranged its inside, high-voltage DC power supply 2, airstrainer 3 and gas extraction system 4 are protected, and improve the service life of electrostatic precipitator.Shell 5, also for sealing electric field, prevents foreign matter from entering electric field, improves the dust removing effects of electrostatic precipitator.
As shown in Figure 1, the shell 5 of the electrostatic precipitator that the embodiment of the present invention provides is provided with air intake and air outlet slit air intake and air outlet slit to be oppositely arranged, under the effect of gas extraction system 4, air stream enters from air intake, discharge from air outlet slit, airflow direction is fixed, and air-flow passes perpendicularly through electric field and airstrainer 3, dust charged effective, improves the dust removing effects of electrostatic precipitator.
It should be noted last that, above detailed description of the invention is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to example to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (6)
1. an electrostatic precipitator, is characterized in that, comprising: sparking electrode, high-voltage DC power supply, airstrainer and gas extraction system;
Described sparking electrode is network structure, and described sparking electrode is connected with one end of described high-voltage DC power supply; Described airstrainer is pleated structure, and described airstrainer and described sparking electrode are oppositely arranged, and described airstrainer is connected with the other end of described high-voltage DC power supply, form electric field between described sparking electrode and described airstrainer;
Described gas extraction system is arranged on the rear side of described airstrainer, under the effect of described gas extraction system, air stream with dust enters described electric field from described sparking electrode, described dust is charged through described sparking electrode, and it is online to be adsorbed on described air filtration under the effect of electric field force, the described air after dedusting flows through described airstrainer and described gas extraction system is discharged.
2. electrostatic precipitator as claimed in claim 1, is characterized in that, also comprise: shell and base plate; Described base plate is fixed on described enclosure, and described sparking electrode, high-voltage DC power supply, airstrainer and described gas extraction system are fixed on described base plate.
3. electrostatic precipitator as claimed in claim 2, it is characterized in that, the front side of described shell is provided with air intake, and described sparking electrode and described air intake are oppositely arranged; The rear side of described shell is provided with air outlet slit, and described gas extraction system and described air outlet slit are oppositely arranged; Described air intake and described air outlet slit are oppositely arranged.
4. electrostatic precipitator as claimed in claim 3, it is characterized in that, the fold angle of described airstrainer is 10 ~ 150 degree.
5. electrostatic precipitator as claimed in claim 2, is characterized in that, also comprise: support; The bottom of described support is fixed on described base plate, and described gas extraction system is fixing on the bracket.
6. electrostatic precipitator as claimed in claim 1, is characterized in that, described sparking electrode and the online mesh of described air filtration be circle, triangle or regular polygon shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510513035.XA CN105107630A (en) | 2015-08-20 | 2015-08-20 | Electrostatic precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510513035.XA CN105107630A (en) | 2015-08-20 | 2015-08-20 | Electrostatic precipitator |
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| CN105107630A true CN105107630A (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510513035.XA Pending CN105107630A (en) | 2015-08-20 | 2015-08-20 | Electrostatic precipitator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799100A (en) * | 2017-02-28 | 2017-06-06 | 张建武 | A kind of self-cleaning type high efficiency particulate air formula air filter |
| CN107321503A (en) * | 2017-08-01 | 2017-11-07 | 陕西沃德环保工程有限公司 | Indoor air-purification device |
| CN107837964A (en) * | 2017-11-10 | 2018-03-27 | 山东格蓝云天环境科技有限公司 | A kind of low voltage electrostatic dedusting module and air cleaning unit |
| CN109967256A (en) * | 2017-12-27 | 2019-07-05 | 宁波方太厨具有限公司 | A kind of microparticle collection device |
| CN111251828A (en) * | 2020-01-20 | 2020-06-09 | 武汉理工大学 | Synthesize detachable dust collector suitable for bus air conditioning system |
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| CN101059058A (en) * | 2007-05-25 | 2007-10-24 | 上海理工大学 | High pressure dust-absorbing screen window |
| CN201140019Y (en) * | 2007-12-12 | 2008-10-29 | 孙宏俊 | Air purifier |
| CN103567072A (en) * | 2012-07-31 | 2014-02-12 | 上海冶金矿山机械厂 | Structure of anode plate in electrostatic dust collector |
| CN204933696U (en) * | 2015-08-20 | 2016-01-06 | 武汉工程大学 | A kind of composite static electric cleaner |
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Patent Citations (9)
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| US3999964A (en) * | 1975-03-28 | 1976-12-28 | Carrier Corporation | Electrostatic air cleaning apparatus |
| US5593476A (en) * | 1994-06-09 | 1997-01-14 | Coppom Technologies | Method and apparatus for use in electronically enhanced air filtration |
| CN1210764A (en) * | 1997-08-21 | 1999-03-17 | Lg电子株式会社 | Electrostatic precipitator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799100A (en) * | 2017-02-28 | 2017-06-06 | 张建武 | A kind of self-cleaning type high efficiency particulate air formula air filter |
| CN106799100B (en) * | 2017-02-28 | 2022-06-17 | 张建武 | Self-cleaning efficient filter screen type air filter |
| CN107321503A (en) * | 2017-08-01 | 2017-11-07 | 陕西沃德环保工程有限公司 | Indoor air-purification device |
| CN107837964A (en) * | 2017-11-10 | 2018-03-27 | 山东格蓝云天环境科技有限公司 | A kind of low voltage electrostatic dedusting module and air cleaning unit |
| CN107837964B (en) * | 2017-11-10 | 2018-09-21 | 山东格蓝云天环境科技有限公司 | A kind of low voltage electrostatic dedusting module and air cleaning unit |
| CN109967256A (en) * | 2017-12-27 | 2019-07-05 | 宁波方太厨具有限公司 | A kind of microparticle collection device |
| CN111251828A (en) * | 2020-01-20 | 2020-06-09 | 武汉理工大学 | Synthesize detachable dust collector suitable for bus air conditioning system |
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Application publication date: 20151202 |
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