CN102343191A - Smoke washing dust remover - Google Patents
Smoke washing dust remover Download PDFInfo
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- CN102343191A CN102343191A CN2011102832564A CN201110283256A CN102343191A CN 102343191 A CN102343191 A CN 102343191A CN 2011102832564 A CN2011102832564 A CN 2011102832564A CN 201110283256 A CN201110283256 A CN 201110283256A CN 102343191 A CN102343191 A CN 102343191A
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- flue gas
- tower body
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- settling chamber
- cleaning solution
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Abstract
The invention provides a smoke washing dust remover which comprises a tower body, a sludge settling chamber arranged in the tower body, a pool, a baffle plate, a packing layer and a mist eliminator, and a flue communicated with the inside of the tower body and used for introducing smoke into the pool, wherein the sludge settling chamber is arranged at the lower part in the tower body, a drain outlet is arranged below the sludge settling chamber, the pool is arranged above the sludge settling chamber, the baffle plate is arranged above the pool, the packing layer is arranged above the baffle plate, the mist eliminator is arranged above the packing layer and is adjacent to a smoke outlet at the upper end of the tower body, a first washing solution spraying device is arranged on the baffle plate, and a second washing solution spraying device is arranged between the packing layer and the mist eliminator. According to the smoke washing dust remover, the dust purifying effect of the smoke in a pretreatment section is improved, thus the dust amount entering a gas desulfurization system is reduced and the gas desulfurization system is kept to operate efficiently and stably.
Description
Technical field
The present invention relates to a kind of pre-processing device that is used for before sinter fume advances desulphurization system, relate in particular to a kind of high efficiency flue gas washing deduster.
Background technology
Steel and iron industry is to cause one of more serious industry of atmosphere pollution, and sintering circuit is the primary pollution source of steel and iron industry.In recent years, increasing sintering plant has been installed flue gas desulphurization system and has been reduced discharging SO
2, what wherein a part adopted is the organic amine wet desulfurizing process.Desulfuration efficiency and stable operation influence to desulphurization system after the dust entering desulphurization system that contains in the flue gas are all bigger, seem particularly important so improve efficiency of dust collection in pretreatment section.Existing fume dust remover all is to adopt the directly dust arrester of spray basically, and dust removing effects is not good, and does not have the fume-dehydrating function.
In addition; A series of problems such as fouling, suspension obstruction, ionic liquid inefficacy, burn into desalination scarce capacity can appear in the traditional wet flue gas desulphurization system, and one of them key factor that causes above problem is exactly that a large amount of dust that contain in the sinter fume get into desulphurization system.Though flue gas gets into the preceding dual dedusting effect through electric precipitation and cleaning dust of desulphurization system; But because the efficiency of dust collection of electric precipitation and existing cleaning dust is all lower; Thereby make the dust content that gets into desulphurization system still higher, caused a series of problems of emerged in operation thus.
Existing washing type deduster tower internal structure is mainly single spray column or packed tower; The scrubbing tower of this single structure is because problems such as gas-liquid contact time is short, contact area is little, the interior air-flow skewness of tower have caused efficiency of dust collection low, and the outlet dust concentration is high.
Summary of the invention
In order to overcome above-mentioned one or more defective; The invention provides a kind of efficient flue gas washing deduster; Be used to improve the clean-up effect of flue gas, thereby reduce the Dust Capacity that gets into desulphurization system, and keep the efficient stable operation of desulphurization system at the dust of pretreatment section.
High-efficient washing deduster according to the present invention comprises tower body, is arranged on sludge settling chamber, pond, dividing plate, packing layer and demister in the tower body, and with the internal communication of said tower body flue gas is incorporated into the flue in the said pond.The sludge settling chamber is arranged in the bottom in the said tower body, below said sludge settling chamber, is provided with sewage draining exit; The pond is arranged on top, said sludge settling chamber; Dividing plate is arranged on top, said pond; Packing layer is arranged on said dividing plate top; Demister is arranged on said packing layer top and adjacent with the exhanst gas outlet of said tower body upper end; Cleaning solution first spray equipment is installed on said dividing plate, and between said packing layer and said demister, cleaning solution second spray equipment is installed.
Preferably, be provided with cleaning solution the 3rd spray equipment in the inside of said flue, the cleaning solution of said cleaning solution the 3rd spray equipment ejection contacts with flue gas so that dust in flue gas is wetting and cohesion.
Preferably, the outlet of said flue is horn-like, so that flue gas contacts with cleaning solution in the pond.
A plurality of said dividing plates can be installed in the compartment of terrain in middle and upper part at said tower body.Preferably, two said dividing plates can be installed.
It is the scrubbing tower structure of one that efficient flue gas washing deduster of the present invention adopts spray and filler, and flue gas impacts effects such as dedusting, spray nebulization dust, filler interception dedusting respectively after getting into flue through water-bath, strengthened the cleaning dust effect; Through the improvement of gas approach pipe shape and/or the installation of tower interior panelling are made flue gas more even distribution in scrubbing tower, improved efficiency of dust collection greatly simultaneously.
Description of drawings
Fig. 1 shows the sketch map according to the efficient flue gas washing deduster of the embodiment of the invention.
The specific embodiment
As shown in Figure 1, efficient flue gas washing deduster of the present invention comprise tower body 2 generally, be arranged on sludge settling chamber 12 in the tower body 2, pond 6, dividing plate 5, packing layer 4, demister 3 and with the internal communication of tower body 2 flue gas is incorporated into the flue 10 in the pond 6.Specifically, flue 10 be installed in tower body 2 the middle and lower part and with the internal communication of tower body 1, be used for flue gas is incorporated in the tower body 2.Pond 6 is arranged on the bottom in the tower body 2, in pond 6, accommodates cleaning solution, and flue 10 can be incorporated into flue gas in the pond 6 like this.Sludge settling chamber 12 is arranged on the bottom in the tower body 2, and below pond 6, is provided with sewage draining exit 13 in the bottom of sludge settling chamber 12.Dividing plate 5 is arranged on the middle and upper part of tower body 2 and above pond 6, in Fig. 1, only shows two dividing plates 5, yet should be appreciated that in the middle and upper part of tower body 2 and can install more than two dividing plates the compartment of terrain.Cleaning solution spray equipment 8 is installed on dividing plate 5.Packing layer 4 is arranged on dividing plate 5 tops, and cleaning solution spray equipment 7 is installed above packing layer 4.Usually, exhanst gas outlet 1 is arranged on the upper end of tower body 1, discharges so that will pass through the flue gas of dedusting.Demister 3 is arranged on the top of packing layer 4 and adjacent with exhanst gas outlet 1.That is to say that cleaning solution spray equipment 7 is arranged between packing layer 4 and the demister 3.
Preferably, be provided with cleaning solution spray equipment 9 in the inside of flue 10, the cleaning solution of its ejection contacts with flue gas so that dust in flue gas is wetting and cohesion.Preferably, the outlet 11 of flue 10 is horn-like, so that flue gas contacts with cleaning solution in the pond fully, thereby has improved the removal efficiency of dust, and has made the more even distribution of flue gas in scrubbing tower.
The outlet conduit bottom of flue 10 can all be inserted in the pond 6, and the flue gas that gets into tower body 2 through flue 10 impacts the water surface, forms impact water bath, and dust is captured sedimentation by water; Simultaneously, the water droplet that the impact water surface splashes, foam adsorb through spreading, thereby can capture dust in flue gas effectively.
In example of the present invention, be provided with two dividing plates 5 in the middle and upper part of tower body 2, flue gas arrives and at first can produce bump behind the dividing plate 5 and adhere to, and dividing plate 5 changes flue gas flow direction then, thereby can make the part dust because diffusion, gravity effect and sedimentation.On dividing plate 5, be provided with cleaning solution spray equipment 8, the cleaning solution of its ejection fully contacts with flue gas, captures dust in flue gas through absorption, contact cohesion.
In addition; Above dividing plate 5, be provided with packing layer 4; And the cleaning solution spray equipment is installed above packing layer 4, through the dedusting effect of front several stages, the low amounts of dust that contains in the flue gas at packing layer 4 places because effects such as inertial collision, interception further are adsorbed capture.
Exhanst gas outlet 1 place in tower body 2 upper ends is equipped with material filling type demister 3, and it can remove the large quantity of moisture of carrying secretly in the flue gas effectively, realizes gas-liquid separation.
Flue gas washing deduster of the present invention in use, the cleaning solution in the pond is pressed into spray equipment 8 and flue spray equipment 9 on filler top spray equipment 7, the dividing plate respectively via pump.In washing process, when the sludge content in the sludge settling chamber reaches a certain amount of, discharge by the mud discharging mouth.
From the above; It is the scrubbing tower structure of one that efficient flue gas washing deduster of the present invention adopts spray and filler; Flue gas impacts effects such as dedusting, spray nebulization dust, filler interception dedusting respectively through water-bath after getting into flue, thereby strengthened the cleaning dust effect.In addition, through the improvement of gas approach pipe shape and/or the installation of tower interior panelling are made flue gas more even distribution in scrubbing tower, significantly improved efficiency of dust collection.
Flue gas washing deduster of the present invention has improved the clean-up effect of flue gas at the dust of pretreatment section, thereby reduces the Dust Capacity that gets into desulphurization system, and keeps the efficient stable operation of desulphurization system.
Claims (5)
1. flue gas washing deduster; Said flue gas washing deduster comprises tower body; Be arranged on the sludge settling chamber in the tower body; The pond; Dividing plate; Packing layer and demister; And with the internal communication of said tower body flue gas is incorporated into the flue in the said pond; Wherein, The sludge settling chamber is arranged in the bottom in the said tower body; Below said sludge settling chamber, be provided with sewage draining exit; The pond is arranged on top, said sludge settling chamber; Dividing plate is arranged on top, said pond; Packing layer is arranged on said dividing plate top; Demister is arranged on said packing layer top and adjacent with the exhanst gas outlet of said tower body upper end
Wherein, cleaning solution first spray equipment is installed on said dividing plate, and between said packing layer and said demister, cleaning solution second spray equipment is installed.
2. flue gas washing deduster according to claim 1 wherein, is provided with cleaning solution the 3rd spray equipment in the inside of said flue, the cleaning solution of said cleaning solution the 3rd spray equipment ejection contacts with flue gas so that dust in flue gas is wetting and cohesion.
3. flue gas washing deduster according to claim 1, wherein, the outlet of said flue is horn-like, so that flue gas contacts with cleaning solution in the pond.
4. flue gas washing deduster according to claim 1 wherein, is installed a plurality of said dividing plates in the compartment of terrain, middle and upper part of said tower body.
5. flue gas washing deduster according to claim 4, wherein, the quantity of a plurality of said dividing plates is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102832564A CN102343191A (en) | 2011-09-22 | 2011-09-22 | Smoke washing dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102832564A CN102343191A (en) | 2011-09-22 | 2011-09-22 | Smoke washing dust remover |
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| Publication Number | Publication Date |
|---|---|
| CN102343191A true CN102343191A (en) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102832564A Pending CN102343191A (en) | 2011-09-22 | 2011-09-22 | Smoke washing dust remover |
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| CN (1) | CN102343191A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657302A (en) * | 2013-11-29 | 2014-03-26 | 安徽六国化工股份有限公司 | Comprehensive tail gas washing method and device for ammonium phosphate device |
| CN104606996A (en) * | 2015-02-03 | 2015-05-13 | 成都赋阳技术开发有限公司 | Adsorption filtration and atomizing purification device suitable for industrial exhaust gas treatment |
| CN104815502A (en) * | 2015-04-09 | 2015-08-05 | 成都赋阳技术开发有限公司 | Industrial exhaust gas purifying self-cleaning device with stable performance |
| CN107051166A (en) * | 2017-06-09 | 2017-08-18 | 佛山亿达盈机电有限公司 | Submersible type dusting and desulfuring system |
| CN107816729A (en) * | 2017-11-24 | 2018-03-20 | 江苏三井环保股份有限公司 | Industrial sludge CIU |
| CN108379992A (en) * | 2018-05-16 | 2018-08-10 | 李明 | A kind of flue gas desulfurization and dedusting absorption tower |
| CN108624340A (en) * | 2017-03-16 | 2018-10-09 | 邢台旭阳科技有限公司 | Wet method coke pressure quenching system and coke quenching method |
| CN114225595A (en) * | 2021-12-29 | 2022-03-25 | 贵州互惠混凝土机械服务有限公司 | Dust filtering device |
| CN117018788A (en) * | 2023-09-12 | 2023-11-10 | 山东三得利节能环保工程有限公司 | Novel high-efficient wet dedusting tower |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4157250A (en) * | 1972-09-22 | 1979-06-05 | Ulrich Regehr | Scrubber apparatus for washing gases and having a coarse and fine droplet separator |
| CN2405120Y (en) * | 1999-11-23 | 2000-11-08 | 李颖 | Apparatus for dust-removing and desulfurization from boiler smoke |
| CN201275457Y (en) * | 2008-09-18 | 2009-07-22 | 佛山市三水区碧源环保工程有限公司 | Wet desulfurization and dust-removal equipment |
-
2011
- 2011-09-22 CN CN2011102832564A patent/CN102343191A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4157250A (en) * | 1972-09-22 | 1979-06-05 | Ulrich Regehr | Scrubber apparatus for washing gases and having a coarse and fine droplet separator |
| CN2405120Y (en) * | 1999-11-23 | 2000-11-08 | 李颖 | Apparatus for dust-removing and desulfurization from boiler smoke |
| CN201275457Y (en) * | 2008-09-18 | 2009-07-22 | 佛山市三水区碧源环保工程有限公司 | Wet desulfurization and dust-removal equipment |
Non-Patent Citations (1)
| Title |
|---|
| 温敬平等: "三相流化床除尘脱硫器性能的数值模拟研究", 《江苏大学学报（自然科学版）》, vol. 25, no. 4, 31 July 2004 (2004-07-31), pages 349 - 352 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657302A (en) * | 2013-11-29 | 2014-03-26 | 安徽六国化工股份有限公司 | Comprehensive tail gas washing method and device for ammonium phosphate device |
| CN104606996A (en) * | 2015-02-03 | 2015-05-13 | 成都赋阳技术开发有限公司 | Adsorption filtration and atomizing purification device suitable for industrial exhaust gas treatment |
| CN104815502A (en) * | 2015-04-09 | 2015-08-05 | 成都赋阳技术开发有限公司 | Industrial exhaust gas purifying self-cleaning device with stable performance |
| CN108624340A (en) * | 2017-03-16 | 2018-10-09 | 邢台旭阳科技有限公司 | Wet method coke pressure quenching system and coke quenching method |
| CN107051166A (en) * | 2017-06-09 | 2017-08-18 | 佛山亿达盈机电有限公司 | Submersible type dusting and desulfuring system |
| CN107816729A (en) * | 2017-11-24 | 2018-03-20 | 江苏三井环保股份有限公司 | Industrial sludge CIU |
| CN108379992A (en) * | 2018-05-16 | 2018-08-10 | 李明 | A kind of flue gas desulfurization and dedusting absorption tower |
| CN114225595A (en) * | 2021-12-29 | 2022-03-25 | 贵州互惠混凝土机械服务有限公司 | Dust filtering device |
| CN117018788A (en) * | 2023-09-12 | 2023-11-10 | 山东三得利节能环保工程有限公司 | Novel high-efficient wet dedusting tower |
| CN117018788B (en) * | 2023-09-12 | 2024-09-03 | 山东三得利节能环保工程有限公司 | Novel high-efficient wet dedusting tower |
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Application publication date: 20120208 |