CN103817003A - Vertical tube type high-pressure wet-type precision static dust remover - Google Patents

Vertical tube type high-pressure wet-type precision static dust remover Download PDF

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Publication number
CN103817003A
CN103817003A CN201410071967.9A CN201410071967A CN103817003A CN 103817003 A CN103817003 A CN 103817003A CN 201410071967 A CN201410071967 A CN 201410071967A CN 103817003 A CN103817003 A CN 103817003A
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CN
China
Prior art keywords
housing
spray
deduster
tubular
collection electrode
Prior art date
Application number
CN201410071967.9A
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Chinese (zh)
Inventor
王营利
Original Assignee
天津机科环保科技有限公司
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Application filed by 天津机科环保科技有限公司 filed Critical 天津机科环保科技有限公司
Priority to CN201410071967.9A priority Critical patent/CN103817003A/en
Publication of CN103817003A publication Critical patent/CN103817003A/en

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Abstract

The invention discloses a vertical tube type high-pressure wet-type precision static dust remover. A housing is square. The lower part of the housing is provided with a gas inlet and the top of the housing is provided with a gas outlet. A first spraying system and a second spraying system are disposed at the upper part of the housing. The outside of the housing is connected to a plurality of insulating tanks one of which is a wiring insulating box. A power supply and the wiring insulating box are connected through cables. A dust collection electrode and a cathode discharge electrode are disposed in the housing. The power supply is connected to the cathode discharge electrode through the wiring insulating box. The second spraying system is disposed lower than the first spraying system. The second spraying system comprises a plurality of shower nozzles. According to the dust remover, a composite material with high conductivity containing carbon fiber is adopted, thus solving a corrosion problem of metal materials; tubular structures such as a honeycomb structure, a square structure, a circular structure are adopted to increase the area of the dust collection electrode, thus increasing the area of the dust collection electrode per volume; and the two spraying systems are adopted so as to ensure uniform dust-collection water-collection membranes and to ensure that the dust collection electrode is at the best treating state.

Description

Vertical pipe type high-voltage wet type static essence deduster
Technical field
The invention belongs to cleaner technical field, relate in particular to a kind of vertical pipe type high-voltage wet type static essence deduster.
Background technology
In recent years, all there is haze weather in a lot of cities in all parts of the country, and atrocious weather allows people more and more recognize the importance of fresh air, and the flue gas of thermal power plant is through the SO of desulphurization denitration PM2.5 after treatment and escape 3and NH 3aerosol is one of arch-criminal of haze weather.
The dedusting of coal steam-electric plant smoke at present mainly adopts electrostatic precipitation technology, and electrostatic precipitation technology is divided into dry method electric precipitation and wet electric dust-removing, dry electric precipitation exist the anti-corona that causes of secondary fly-up, high specific resistance lower to the collection rate of submicron particles, that rapping causes, cannot captured gas pollutant and aerosol and cannot process the problems such as viscosity dust, and efficiency of dust collection is not ideal enough.And wet electric dust-removing has the following advantages: 1) higher by 2 to the collection rate of submicron particles) there will not be and fly upward phenomenon.Under Action of Gravity Field, moisture film can flow to collects surface, dust is come off and shake device discharge from bottom.System does not have movable part.3) resistivity is not required to 4) can captured gas pollutant and aerosol 5) viscosity dust can be processed.Therefore wet electric dust-removing is very suitable for the flue gas ash removal of thermal power plant.But, there is following problem in traditional wet electric dust-removing at present: 1) traditional wet electrostatic precipitator technology is because its long-term work is in the easily corrosion 2 of moist environment metal dust collector pole) employing plank frame, it is little that unit volume is collected area, taking up an area large 3) liquid film is inhomogeneous, easily produce cutout He Gan district, thereby limited the application of wet electric dust-removing in coal steam-electric plant smoke dedusting industry.
Summary of the invention
The object of this invention is to provide a kind of vertical pipe type high-voltage wet type static essence deduster, with solve in above-mentioned prior art, exist 1) because its long-term work is in the easily corrosion 2 of moist environment metal dust collector pole) adopt plank frame, it is little by 3 that dischargeable capacity is collected area) liquid film is inhomogeneous, easily produces the defect in cutout He Gan district.
For realizing object of the present invention, the invention provides a kind of vertical pipe type high-voltage wet type static essence deduster, described deduster comprises housing, cathodic discharge electrode, collection electrode, insulated case, power supply, air inlet, gas outlet, the first spray system, the second spray system, ash bucket, described housing is square structure, described lower housing portion is provided with described air inlet, described case top is provided with described gas outlet, described the first spray system and the second spray system are located at described housing top, described hull outside is connected with multiple described insulated case, one of them is wiring insulated case, described power supply is connected by cable with described wiring insulated case, in described housing, be provided with collection electrode and cathodic discharge electrode, described power supply is connected with described cathodic discharge electrode by described wiring insulated case, described the second spray system is located at described the first spray system downside, described the second spray system comprises multiple shower nozzles, the corresponding described tubular structure of shower nozzle and form continuous moisture film on the tubular structure of described correspondence described in each, described grey bucket is located at the bottom of described housing.
Wherein, described cathodic discharge electrode is many cathode line, and described collection electrode comprises multiple tubular structures, and a described cathode line is set respectively in tubular structure described in each.
Wherein, described tubular structure comprises cellular, square or circular tubular structure.
Wherein, the inner lower of described housing is provided with airflow-distribution board.
Wherein, described insulated case inside is provided with heater, and it is for dry described insulated case.
Wherein, the composite of described collection electrode utilization interpolation carbon fibre high conductivity is made.
Beneficial effect of the present invention, compared with prior art, adopts the composite that adds carbon fibre high conductivity, efficiently solves the etching problem of traditional metal materials; Adopt the tubular structure such as cellular, square, circular to improve collection electrode area, increase unit volume collection electrode area, improved treatment effeciency; Adopt two cover spray systems to guarantee that collection electrode moisture film is even, guarantee that collection electrode is in best dedusting state.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the anode plate structure schematic diagram that the embodiment of the present invention 1 provides;
Fig. 3 is the anode plate structure schematic diagram that the embodiment of the present invention 2 provides;
Fig. 4 is the anode plate structure schematic diagram that the embodiment of the present invention 3 provides;
In figure, 1-air inlet, 2-gas outlet, 3-the first spray system, 4-the second spray system, 5-insulated case, 6-cathode line, 7-positive plate, 8-airflow-distribution board, 9-ash bucket, 10-honeycombed positive plate, 11-circular anode plate, the square positive plate of 12-, 13-housing.
The specific embodiment
In order to make object of the present invention, technical scheme and beneficial effect clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be understood to specific embodiment described herein only in order to explain the present invention, be not limited to protection scope of the present invention.
As shown in Figure 1, the invention provides a kind of vertical pipe type high-voltage wet type static essence deduster, described deduster comprises housing, cathodic discharge electrode, collection electrode, insulated case, power supply, air inlet, gas outlet, the first spray system, the second spray system, ash bucket, described housing is square structure, described lower housing portion is provided with described air inlet, described case top is provided with described gas outlet, described the first spray system and the second spray system are located at described housing top, described hull outside is connected with multiple described insulated case, one of them is wiring insulated case, described power supply is connected by cable with described wiring insulated case, in described housing, be provided with collection electrode and cathodic discharge electrode, described power supply is connected with described cathodic discharge electrode by described wiring insulated case, described the second spray system is located at described the first spray system downside, described the second spray system comprises multiple shower nozzles, the corresponding described tubular structure of shower nozzle and form continuous moisture film on the tubular structure of described correspondence described in each, described grey bucket is located at the bottom of described housing.
The present invention adopts two cover spray systems to solve moisture film problem: the first spray system is big yield intermittent duty, for clearing up the dust on the collection electrode that the second spray system cannot remove, the second spray system is that the little water yield is moved continuously, this system arranges a shower nozzle with unique texture for each tubular structure top, guarantees to form continuous moisture film on collection electrode plate.
Wherein, described cathodic discharge electrode is many cathode line, and described collection electrode comprises multiple tubular structures, and a described cathode line is set respectively in tubular structure described in each.
As shown in Figure 2, Figure 3, Figure 4, described tubular structure comprises cellular, square or circular tubular structure.
Wherein, the inner lower of described housing is provided with airflow-distribution board.Airflow-distribution board is set, contributes to air inlet even, thereby realize dust removing effects better.
Wherein, the composite of described collection electrode utilization interpolation carbon fibre high conductivity is made.
Wherein, described insulated case inside is provided with heater, and it is for dry described insulated case.
The present invention carries out dedusting, and process is divided into three steps: charging, particle are collected and clearance of particles.First at full capacity dust-laden exhaust gas enters deduster from bottom air inlet, the tube wall of the tubular structure in deduster power ground and form collection electrode, there is a cathodic discharge electrode at each tubular structure center.High negative pressure electricity is connected with cathodic discharge electrode.Waste gas streams is through tubular type collection electrode inside, when waste gas is during near cathodic discharge electrode, by corona discharge and ionization, aerosol or dust granule through during, by ionization consumingly, ionizable particle departs from and towards the collection electrode of ground connection, these dusts are attached on the wall of tubular structure provisionally, under the effect of shower water, enter in the grey bucket of bottom, when grey bucket needs draining, the water of collecting is discharged.
Beneficial effect of the present invention, compared with prior art, adopts the composite that adds carbon fibre high conductivity, efficiently solves the etching problem of traditional metal materials; Adopt the tubular structure such as cellular, square, circular to improve collection electrode area, increase unit volume collection electrode area, improved treatment effeciency; Adopt two cover spray systems to guarantee that collection electrode moisture film is even, guarantee that collection electrode is in best dedusting state.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (6)

1. a vertical pipe type high-voltage wet type static essence deduster, it is characterized in that, described deduster comprises housing, cathodic discharge electrode, collection electrode, insulated case, power supply, air inlet, gas outlet, the first spray system, the second spray system, ash bucket, described housing is square structure, described lower housing portion is provided with described air inlet, described case top is provided with described gas outlet, described the first spray system and the second spray system are located at described housing top, described hull outside is connected with multiple described insulated case, one of them is wiring insulated case, described power supply is connected by cable with described wiring insulated case, in described housing, be provided with collection electrode and cathodic discharge electrode, described power supply is connected with described cathodic discharge electrode by described wiring insulated case, described the second spray system is located at described the first spray system downside, described the second spray system comprises multiple shower nozzles, the corresponding described tubular structure of shower nozzle and form continuous moisture film on the tubular structure of described correspondence described in each, described grey bucket is located at the bottom of described housing.
2. vertical pipe type high-voltage wet type static essence deduster according to claim 1, is characterized in that, described cathodic discharge electrode is many cathode line, and described collection electrode comprises multiple tubular structures, and a described cathode line is set respectively in tubular structure described in each.
3. vertical pipe type high-voltage wet type static essence deduster according to claim 2, is characterized in that, described tubular structure comprises cellular, square or circular tubular structure.
4. vertical pipe type high-voltage wet type static essence deduster according to claim 3, is characterized in that, the inner lower of described housing is provided with airflow-distribution board.
5. vertical pipe type high-voltage wet type static essence deduster according to claim 4, is characterized in that, described insulated case inside is provided with heater, and it is for dry described insulated case.
6. according to the vertical pipe type high-voltage wet type static essence deduster described in claim 1-5, it is characterized in that, described collection electrode utilization is added the composite of carbon fibre high conductivity and is made.
CN201410071967.9A 2014-02-28 2014-02-28 Vertical tube type high-pressure wet-type precision static dust remover CN103817003A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104138804A (en) * 2014-06-25 2014-11-12 张国志 Demountable nonmetallic FRP electrostatic dust collection device suitable for automatic production
CN104259001A (en) * 2014-09-05 2015-01-07 山东华泰环保设备有限公司 Vertical square tube wet electrostatic precipitator
CN104307636A (en) * 2014-10-16 2015-01-28 太仓东能环保设备有限公司 Novel electrostatic dust collection device
CN104923405A (en) * 2015-07-02 2015-09-23 浙江天地环保工程有限公司 Wet type electrostatic dust and fog removing device
CN105251613A (en) * 2014-06-25 2016-01-20 张国志 Detachable non-metal fiber reinforced plastic (FRP) electrostatic dust collecting device suitable for automatic production
CN105536990A (en) * 2015-12-18 2016-05-04 河北宁泊环保有限公司 Wet fog electrostatic precipitator
CN106731608A (en) * 2017-01-04 2017-05-31 长沙汇聚环境技术有限公司 A kind of administering method of waste gas containing lead
CN107051152A (en) * 2017-01-04 2017-08-18 长沙汇聚环境技术有限公司 A kind of method of the leaded treating flour dust of sintering machine wet desulfurization flue gas
WO2020083223A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Exhaust gas treatment system and method

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CN2306074Y (en) * 1997-07-24 1999-02-03 杨羽军 Electric duster for top of settling chamber of cement machine shaft kiln
JP2011194375A (en) * 2010-03-23 2011-10-06 Sumitomo Metal Mining Engineering Co Ltd Wet electric dust collector and dust collection method
JP2012148214A (en) * 2011-01-17 2012-08-09 Sumitomo Metal Mining Engineering Co Ltd Wet electrostatic precipitator
CN102941158A (en) * 2012-12-05 2013-02-27 山东大学 Rigid anode plate surface water film arrangement technology and device
CN202823635U (en) * 2012-09-25 2013-03-27 福建龙净环保股份有限公司 Washing device for wet electric precipitator
CN203437208U (en) * 2013-08-23 2014-02-19 西安西热锅炉环保工程有限公司 Wet-type electrostatic dust and mist remover
CN203791052U (en) * 2014-02-28 2014-08-27 天津机科环保科技有限公司 Vertical tube type high-voltage wet-type electrostatic fine dust collector

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2306074Y (en) * 1997-07-24 1999-02-03 杨羽军 Electric duster for top of settling chamber of cement machine shaft kiln
JP2011194375A (en) * 2010-03-23 2011-10-06 Sumitomo Metal Mining Engineering Co Ltd Wet electric dust collector and dust collection method
JP2012148214A (en) * 2011-01-17 2012-08-09 Sumitomo Metal Mining Engineering Co Ltd Wet electrostatic precipitator
CN202823635U (en) * 2012-09-25 2013-03-27 福建龙净环保股份有限公司 Washing device for wet electric precipitator
CN102941158A (en) * 2012-12-05 2013-02-27 山东大学 Rigid anode plate surface water film arrangement technology and device
CN203437208U (en) * 2013-08-23 2014-02-19 西安西热锅炉环保工程有限公司 Wet-type electrostatic dust and mist remover
CN203791052U (en) * 2014-02-28 2014-08-27 天津机科环保科技有限公司 Vertical tube type high-voltage wet-type electrostatic fine dust collector

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104138804A (en) * 2014-06-25 2014-11-12 张国志 Demountable nonmetallic FRP electrostatic dust collection device suitable for automatic production
CN105251613B (en) * 2014-06-25 2017-07-28 张国志 Suitable for automated production can the nonmetallic FRP electrostatic dust absorption devices of folding
CN105251613A (en) * 2014-06-25 2016-01-20 张国志 Detachable non-metal fiber reinforced plastic (FRP) electrostatic dust collecting device suitable for automatic production
CN104259001A (en) * 2014-09-05 2015-01-07 山东华泰环保设备有限公司 Vertical square tube wet electrostatic precipitator
CN104307636A (en) * 2014-10-16 2015-01-28 太仓东能环保设备有限公司 Novel electrostatic dust collection device
CN104923405A (en) * 2015-07-02 2015-09-23 浙江天地环保工程有限公司 Wet type electrostatic dust and fog removing device
CN105536990A (en) * 2015-12-18 2016-05-04 河北宁泊环保有限公司 Wet fog electrostatic precipitator
CN106731608A (en) * 2017-01-04 2017-05-31 长沙汇聚环境技术有限公司 A kind of administering method of waste gas containing lead
CN107051152A (en) * 2017-01-04 2017-08-18 长沙汇聚环境技术有限公司 A kind of method of the leaded treating flour dust of sintering machine wet desulfurization flue gas
WO2020083223A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Exhaust gas treatment system and method

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Application publication date: 20140528