CN103877823B - Wet dedusting system - Google Patents
Wet dedusting system Download PDFInfo
- Publication number
- CN103877823B CN103877823B CN201410152213.6A CN201410152213A CN103877823B CN 103877823 B CN103877823 B CN 103877823B CN 201410152213 A CN201410152213 A CN 201410152213A CN 103877823 B CN103877823 B CN 103877823B
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- collecting plate
- housing
- wave
- dedusting system
- wet dedusting
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- Electrostatic Separation (AREA)
Abstract
The invention belongs to cleaner field, particularly one utilizes Electrostatic Absorption effect and water smoke to wash the gas dust remover that combines.The technical solution used in the present invention ventilating air passage is set to tortuous structure, and the mode adopting sprinkling equipment and electric dust-removing equipment to combine adheres to and adsorbs dust and impurity from gas.Wet dedusting system of the present invention is made up of housing, collecting plate, discharge electrode, spray equipment, water seal mouth, neutralizing water tank and dosing tank; Housing is cuboid tube cavity, two ends, left and right open wide and are respectively air inlet and gas outlet, upper surface evenly offers waterfog head installing hole, bottom opens wide and is furnished with brace summer, front/rear end is closed, and internal cavities is imported and exported direction Vertical Uniform at plural collecting plate along pipeline by quantity and is divided into the identical air flue of size.Beneficial effect of the present invention is to improve dust removal efficiency and desulfuration efficiency, reduces maintenance cost.
Description
Technical field
The invention belongs to cleaner field, particularly one utilizes Electrostatic Absorption effect and water smoke to wash the gas dust remover that combines.
Background technology
Since 2013, phenomenon that all parts of the country occur successively " haze ", social repercussion is strong.Propose the specific requirement reducing dust emission concentration for electric power, metallurgy, cement, Industrial Stoves etc. in the prevention and control of air pollution action plan that national environmental protection portion and each place government put into effect in succession; Especially≤30mg/m3 is brought up to the soot emissions limit value of coal fired thermal power plant, key area soot emissions limit value brings up to≤and 20mg/m3. is current, main dedusting technology such as electrostatic precipitator, sack cleaner and electrostatic fabric filter are all be operated in the dry gas environment of about 100 DEG C, though existing discharge standard can be met, be difficult to reduce dust emission concentration further.And above-mentioned three kinds of technology have the following disadvantages: 1, be difficult to the fine particle things such as trapping PM10 and PM2.5.Gypsum particle in flue gas after desulfurization cannot be trapped when 2, being applied in coal fired thermal power plant.
Summary of the invention
The object of the invention is, in order to be applicable to different industrial circle, can efficiency of dust collection be improved, reducing concentration of emission, high reliability, corrosion-resistant, improve desulfuration efficiency and a kind of new Wet-type high-efficient dust pelletizing system is provided.
To achieve these goals, the technical solution used in the present invention ventilating air passage is set to tortuous structure, and the mode adopting sprinkling equipment and electric dust-removing equipment to combine adheres to and adsorbs dust and impurity from gas.
Wet dedusting system of the present invention forms by by housing, collecting plate, discharge electrode, spray equipment, water seal mouth, neutralizing water tank and dosing tank; Housing is cuboid tube cavity, two ends, left and right open wide and are respectively air inlet and gas outlet, upper surface evenly offers waterfog head installing hole, bottom opens wide and is furnished with brace summer, front/rear end is closed, and internal cavities is imported and exported direction Vertical Uniform at plural collecting plate along pipeline by quantity and is divided into the identical air flue of size; Discharge electrode is evenly arranged along the air flue that collecting plate is partitioned into and is fixedly mounted on the brace summer of housing bottom; Spray equipment is fixedly mounted on the installing hole of housing upper surface by waterfog head; Neutralizing water tank fixed installation is arranged on immediately below housing, and delivery port connects spray equipment by the water pipe of band compression pump, and bottom is provided with plasma discharge mouth; Water seal mouth is arranged on bottom housing 1, and below neutralizing water tank liquid level is vertically stretched in lower end; Holding alkaline solution in dosing tank, connecting neutralizing water tank water inlet by being with the pipeline of rear pump.
Described housing, collecting plate, discharge electrode, spray equipment, water seal mouth, neutralizing water tank and dosing tank do corrosion resistant process or use resistant material.
Described discharge electrode and housing insulating mounting.
Described discharge electrode, each discharge electrode is equal apart from the distance of both sides collecting plate, and is 200-800mm along two discharge electrode spacing that air flue is adjacent.
Collecting plate quantity in described housing is in two or more; Adjacent distances of collecting plates is 5mm-500mm; Collecting plate is triangular wave wave type collecting plate or trapezoidal wave wave type collecting plate or arc-wave wave type collecting plate by shape of cross section.
Described triangular wave wave type collecting plate, triangle wave inclination angle theta 1 is that between 0 °-180 °, triangle wave height H 1 is 5mm-1000mm, and wavelength L1 is 5mm-2000mm, and two adjacent distances of collecting plates d1 are 5mm-500mm.
Described trapezoidal wave wave type collecting plate, trapezoidal wave inclination angle theta 2 is that between 90 °-180 °, wave height H2 is 5mm-1000mm, and wavelength L2 is 5mm-2000mm, and base length lambda is 5mm-50mm, and two adjacent distances of collecting plates d2 are 5mm-500mm.
Described arc-wave wave type collecting plate, wave height H3 is 5mm-1000mm, and wavelength L2 is 5mm-2000mm, and two adjacent distances of collecting plates d3 are 5mm-500mm.
Described water seal mouth is detachable.
Beneficial effect of the present invention is to improve dust removal efficiency and desulfuration efficiency, reduces maintenance cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail:
Accompanying drawing 1 is enclosure interior of the present invention structure front elevational schematic.
Accompanying drawing 2 is enclosure interior of the present invention structure schematic side view.
Accompanying drawing 3 is arc-wave wave type collecting plate cross sectional representation of the present invention.
Accompanying drawing 4 is trapezoidal wave wave type collecting plate cross sectional representation of the present invention.
Accompanying drawing 5 is triangular wave wave type collecting plate cross sectional representation of the present invention.
In accompanying drawing: housing 1, air inlet 11, gas outlet 12, collecting plate 13, triangular wave wave type collecting plate 131, trapezoidal wave wave type collecting plate 132, arc-wave wave type collecting plate 133, brace summer 14, discharge electrode 2, spray equipment 3, waterfog head 31, water seal mouth 4, neutralizing water tank 5, dosing tank 6
Detailed description of the invention
As shown in the figure, wet dedusting system of the present invention is made up of housing 1, collecting plate 13, discharge electrode 2, spray equipment 3, water seal mouth 4, neutralizing water tank 5 and dosing tank 6; Housing 1 is in cuboid tube cavity, two ends, left and right open wide and are respectively air inlet 11 and gas outlet 12, upper surface evenly offers waterfog head 31 installing hole, bottom opens wide and is furnished with brace summer 14, front/rear end is closed, and internal cavities is imported and exported direction Vertical Uniform at plural collecting plate 13 along pipeline by quantity and is divided into the identical air flue of size; Discharge electrode 2 is evenly arranged on the brace summer 14 that is fixedly mounted on bottom housing 1 along the air flue that collecting plate 13 is partitioned into; Spray equipment 3 is fixedly mounted on the installing hole of housing 1 upper surface by waterfog head 31; Neutralizing water tank 5 fixed installation is arranged on immediately below housing 1, and delivery port connects spray equipment 3 by the water pipe of band compression pump, and bottom is provided with plasma discharge mouth; Water seal mouth 4 is arranged on bottom housing 1, and below neutralizing water tank 5 liquid level is vertically stretched in lower end; Holding alkaline solution in dosing tank 6, connecting neutralizing water tank 5 water inlet by being with the pipeline of rear pump.
Described housing 1, collecting plate 13, discharge electrode 2, spray equipment 3, water seal mouth 4, neutralizing water tank 5 and dosing tank 6 do corrosion resistant process or use resistant material.
Described discharge electrode 2 and housing 1 insulating mounting.
Described discharge electrode 2, each discharge electrode 2 is equal apart from the distance of both sides collecting plate 13, and is 200-800mm along two discharge electrode 2 spacing that air flue is adjacent.
Collecting plate 13 quantity in described housing 1 is in two or more; Adjacent collecting plate 13 spacing is 5mm-500mm; Collecting plate 13 is triangular wave wave type collecting plate 131 or trapezoidal wave wave type collecting plate 132 or arc-wave wave type collecting plate 133 by shape of cross section.
Described triangular wave wave type collecting plate 131, triangle wave inclination angle theta 1 is that between 0 °-180 °, triangle wave height H 1 is 5mm-1000mm, and wavelength L1 is 5mm-2000mm, and two adjacent collecting plate 13 spacing d1 are 5mm-500mm.
Described trapezoidal wave wave type collecting plate 132, trapezoidal wave inclination angle theta 2 is that between 90 °-180 °, wave height H2 is 5mm-1000mm, and wavelength L2 is 5mm-2000mm, and base length lambda is 5mm-50mm, and two adjacent collecting plate 13 spacing d2 are 5mm-500mm.
Described arc-wave wave type collecting plate 133, wave height H3 is 5mm-1000mm, and wavelength L2 is 5mm-2000mm, and two adjacent collecting plate 13 spacing d3 are 5mm-500mm.
Described water seal mouth 4 is detachable.
Embodiment 1: during work, to fetch boiling water fog spray head 31, make air flue sidewall collecting plate 13 and the discharge electrode 2 surface attachment moisture film of housing 1 inner chamber, gas containing dust and gypsum particle is entered the air flue be partitioned into by collecting plate 13 by air inlet 11, part dust and a gypsum particle with dusty gas through multiple impact surface with after the collecting plate 13 of flowing moisture film and discharge electrode 2, be attached to collecting plate 13 and discharge electrode 2 surface, along with attachment weight increase the weight of and water droplet wash away the neutralizing water tank 5 fallen into below housing 1.
Embodiment 2: during work, connect discharge electrode 2 power supply, electric pressure is that the high voltage direct current of 60000V to 70000V produces high voltage electric field near discharge electrode 2 makes, and by electric discharge, charged ion is formed to ambient gas ionization, when dust from gas grit passes through high-voltage electrostatic field by surrounding, collide and charged (or charged in ion diffuse moves) with interelectrode negative ions and electronics, bring the grit of electronics and ion to be attached under the effect of electric field force on collecting plate 13, gas is discharged by gas outlet 12.Attachment on collecting plate 13 with weight increase the weight of and water droplet wash away the neutralizing water tank 5 fallen into below housing 1.
Embodiment 3: dust contained in general industrial waste gas and the aobvious acidity of particle, neutralizing water tank 5 is fallen into along with dust granule, cause pond pH value too small, at this moment export water pipe by dosing tank 6 and inject alkaline solution to neutralizing water tank 5, neutralizing water tank pH value is turned to normally.When mud is too much, by the sewage draining exit bottom neutralizing water tank 5, mud is discharged, neutralizing water tank 5 is cleared up.
Claims (9)
1. a wet dedusting system, by housing (1), collecting plate (13), discharge electrode (2), spray equipment (3), water seal mouth (4), neutralizing water tank (5) and dosing tank (6) composition, it is characterized in that: housing (1) is in cuboid tube cavity, two ends, left and right open wide and are respectively air inlet (11) and gas outlet (12), upper surface evenly offers waterfog head (31) installing hole, bottom opens wide and is furnished with brace summer (14), front/rear end is closed, internal cavities is imported and exported direction Vertical Uniform at plural collecting plate (13) along pipeline by quantity and is divided into the identical air flue of size, collecting plate (13) is triangular wave wave type collecting plate (131) or trapezoidal wave wave type collecting plate (132) or arc-wave wave type collecting plate (133) by shape of cross section, discharge electrode (2) along the air flue that collecting plate (13) is partitioned into be evenly arranged be fixedly mounted on housing (1) bottom brace summer (14) on, each discharge electrode (2) apart from both sides collecting plate (13) distance equal, spray equipment (3) is fixedly mounted on the installing hole of housing (1) upper surface by waterfog head (31), neutralizing water tank (5) fixed installation is arranged on immediately below housing (1), and delivery port connects spray equipment (3) by the water pipe of band compression pump, and bottom is provided with plasma discharge mouth, water seal mouth (4) is arranged on housing (1) bottom, and below neutralizing water tank (5) liquid level is vertically stretched in lower end, dosing tank holds alkaline solution in (6), connects neutralizing water tank (5) water inlet by being with the pipeline of rear pump.
2. wet dedusting system as claimed in claim 1, is characterized in that: housing (1), collecting plate (13), discharge electrode (2), spray equipment (3), water seal mouth (4), neutralizing water tank (5) and dosing tank (6) do corrosion resistant process or use resistant material.
3. wet dedusting system as claimed in claim 1, is characterized in that: discharge electrode (2) and housing (1) insulating mounting.
4. wet dedusting system as claimed in claim 1, is characterized in that: two discharge electrode (2) spacing adjacent along air flue are 200-800mm.
5. wet dedusting system as claimed in claim 1, is characterized in that: collecting plate (13) quantity in housing (1) is in two or more; Adjacent collecting plate (13) spacing is 5mm-500mm.
6. wet dedusting system as claimed in claim 5, it is characterized in that: triangular wave wave type collecting plate (131), triangle wave inclination angle theta 1 is between 0 °-180 °, triangle wave height H 1 is 5mm-1000mm, wavelength L1 is 5mm-2000mm, and two adjacent collecting plate (13) spacing d1 are 5mm-500mm.
7. wet dedusting system as claimed in claim 5, it is characterized in that: trapezoidal wave wave type collecting plate (132), trapezoidal wave inclination angle theta 2 is between 90 °-180 °, wave height H2 is 5mm-1000mm, wavelength L2 is 5mm-2000mm, base length lambda is 5mm-50mm, and two adjacent collecting plate (13) spacing d2 are 5mm-500mm.
8. wet dedusting system as claimed in claim 5, it is characterized in that: arc-wave wave type collecting plate (133), wave height H3 is 5mm-1000mm, and wavelength L2 is 5mm-2000mm, and two adjacent collecting plate (13) spacing d3 are 5mm-500mm.
9. wet dedusting system as claimed in claim 1, is characterized in that: water seal mouth (4) is detachable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410152213.6A CN103877823B (en) | 2014-04-16 | 2014-04-16 | Wet dedusting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410152213.6A CN103877823B (en) | 2014-04-16 | 2014-04-16 | Wet dedusting system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103877823A CN103877823A (en) | 2014-06-25 |
| CN103877823B true CN103877823B (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410152213.6A Expired - Fee Related CN103877823B (en) | 2014-04-16 | 2014-04-16 | Wet dedusting system |
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| CN (1) | CN103877823B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307286B (en) * | 2014-09-30 | 2015-12-02 | 江西四通重工机械有限公司 | Efficient compound dust arrester |
| CN104707436A (en) * | 2015-03-26 | 2015-06-17 | 长沙中瞿新材料科技有限公司 | Coke oven gas dust removal device |
| CN104985533B (en) * | 2015-07-31 | 2019-01-29 | 华南理工大学 | Circulation timber polishing sanding dust collecting system in low energy consumption non-contaminated air |
| CN105126516A (en) * | 2015-08-17 | 2015-12-09 | 中国重型机械研究院股份公司 | Cylindrical vertical-type wet-type explosion-proof compression-resistant desulphurizing and dedusting device |
| CN109745809A (en) * | 2017-11-03 | 2019-05-14 | 汉科系统科技股份有限公司 | Dust filtering device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58180218A (en) * | 1982-04-14 | 1983-10-21 | Nippon Zoki Pharmaceut Co Ltd | Dust collecting device |
| SE530738C2 (en) * | 2006-06-07 | 2008-08-26 | Alstom Technology Ltd | Wet filter and way to clean a precipitation electrode |
| CN103585842A (en) * | 2012-08-16 | 2014-02-19 | 占协琼 | Wet-type dust removing device |
| CN203002163U (en) * | 2012-12-31 | 2013-06-19 | 福建龙净环保股份有限公司 | Wet-process desulphurization wet type electrostatic precipitation system |
| CN203235567U (en) * | 2013-04-27 | 2013-10-16 | 福建东源环保有限公司 | High-efficiency wet method static dust collector |
| CN203777884U (en) * | 2014-04-16 | 2014-08-20 | 任利萍 | Wet type dust removal system |
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2014
- 2014-04-16 CN CN201410152213.6A patent/CN103877823B/en not_active Expired - Fee Related
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| CN103877823A (en) | 2014-06-25 |
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Granted publication date: 20151230 Termination date: 20170416 |
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