CN105817122A - Tail gas desulfurization device for hot-blast stove - Google Patents
Tail gas desulfurization device for hot-blast stove Download PDFInfo
- Publication number
- CN105817122A CN105817122A CN201610317854.1A CN201610317854A CN105817122A CN 105817122 A CN105817122 A CN 105817122A CN 201610317854 A CN201610317854 A CN 201610317854A CN 105817122 A CN105817122 A CN 105817122A
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- CN
- China
- Prior art keywords
- water
- tail gas
- pipeline
- desulfurizing tower
- gas desulfurization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1481—Removing sulfur dioxide or sulfur trioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/10—Inorganic absorbents
- B01D2252/103—Water
Abstract
The invention relates to a tail gas desulfurization device for a hot-blast stove, and belongs to the technical field of desulfurization equipment. The tail gas desulfurization device comprises a desulfurization tower and a circulation neutralization tank, a flue gas inlet and a water outlet are formed in the lower side of the desulfurization tower, a flue gas outlet is formed in the top of the desulfurization tower and connected with a draught fan, a spray device is arranged in the desulfurization tower, the circulation neutralization tank is filled with lime water, the water outlet is connected with a pipeline of the circulation neutralization tank, and the spray device is connected with the pipeline of the circulation neutralization tank through a high-pressure pump. Tail gas enters the desulfurization tower for desulfurization, water dissolving sulfur dioxide and sulfur trioxide reacts through the lime water in the neutralization tank, sediments are produced, water can be sent to the desulfurization tower, cyclic water supply is formed, and the effects of saving resources and reducing pollution are achieved.
Description
Technical field
The present invention is a kind of air stove tail gas desulfurization device, belongs to desulphurization plant technical field.
Background technology
Along with country's requirement to environmental protection, the tail gas of air stove has to pass through after desulfurizer carries out desulfurizing and purifying process and is then exhausted from, to control the discharge capacity of sulfur dioxide in tail gas, sulfur trioxide.
Summary of the invention
It is an object of the invention to provide a kind of bentonite rotary drying device, with the problem solving to propose in above-mentioned background technology.
The technical problem to be solved realizes by the following technical solutions:
A kind of air stove tail gas desulfurization device, including desulfurizing tower and circulation neutralization pond, gas approach and outlet it is provided with on the downside of described desulfurizing tower, described desulfurizing tower top is provided with exhanst gas outlet, described exhanst gas outlet is connected with air-introduced machine, is provided with spray equipment, is provided with lime water in described circulation neutralization pond in described desulfurizing tower, described outlet is connected with described circulation neutralization pond pipeline, and described spray equipment is connected with described circulation neutralization pond pipeline by high-pressure pump.
Preferably, described spray equipment includes high-pressure atomizing device and spray pipeline, described spray pipeline is connected with described high-pressure atomizing device pipeline, described high-pressure atomizing device includes motor, water valve and high-pressure water pipe, described motor is connected with described high-pressure pump, and described water valve is connected with high-pressure pump by high-pressure water pipe.Make tail gas just fully to contact with water, make sulfur dioxide, sulfur trioxide be dissolved in water, play more preferable spraying effect.
Preferably, described spray pipeline is located at desulfurizing tower top, and described spray pipeline includes that spray head and connecting water pipe, described connecting water pipe are annular, and described spray head is fixed on connecting water pipe at a certain distance.Make shower water 360 degree of gushing out without dead angle of energy, play more preferable spraying effect.
Preferably, described connecting water pipe is provided with the donut that at least two connects.Determine according to spray regime and desulfurizing tower barrel dliameter, the layout of water receiving pipe, make shower water 360 degree of gushing out without dead angle of energy, play more preferable spraying effect.
Preferably, being also fixed with water fender between described spray equipment and gas approach, described water fender is provided with multiple through hole.By water fender and twice sweetening process of spray head, make desulfurized effect more preferable.
Preferably, it is additionally provided with defecator between described circulation neutralization pond and described high-pressure pump.
The invention has the beneficial effects as follows, by tail gas enter desulfurizing tower desulfurization, dissolved sulfur dioxide, sulfur trioxide water through neutralization pond lime water react after, produce precipitate, water can be sent to again desulfurizing tower, forms the water supply of circulation, reduces, to economize on resources and to reach, the effect polluted.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the spray equipment of the present invention；
Fig. 3 is the structural representation of the flow-stopping plate of the present invention；
Label in figure: include desulfurizing tower 1, exhanst gas outlet 2, spray equipment 3, gas approach 4, outlet 5, circulation neutralization pond 6, high-pressure pump 7, water fender 8, spray head 9, connecting water pipe 10, through hole 11.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
As Figure 1-3, a kind of air stove tail gas desulfurization device, including desulfurizing tower 1 and circulation neutralization pond 6, being provided with gas approach 4 and outlet 5 on the downside of described desulfurizing tower 1, described desulfurizing tower 1 top is provided with exhanst gas outlet 2, and described exhanst gas outlet 2 is connected with air-introduced machine, it is provided with spray equipment 3 in described desulfurizing tower 1, being provided with lime water in described circulation neutralization pond 6, described outlet 5 is connected with described circulation neutralization pond 6 pipeline, and described spray equipment 3 is connected with described circulation neutralization pond 6 pipeline by high-pressure pump 7.
Further, described spray equipment 3 includes high-pressure atomizing device and spray pipeline, described spray pipeline is connected with described high-pressure atomizing device pipeline, described high-pressure atomizing device includes motor, water valve and high-pressure water pipe, described motor is connected with described high-pressure pump, and described water valve is connected with high-pressure pump by high-pressure water pipe.Make tail gas just fully to contact with water, make sulfur dioxide, sulfur trioxide be dissolved in water, play more preferable spraying effect.
Further, described spray pipeline is located at desulfurizing tower 1 top, and described spray pipeline includes that spray head 9 and connecting water pipe 10, described connecting water pipe 10 are annular, and described spray head 9 is fixed on connecting water pipe 10 at a certain distance.Make shower water 360 degree of gushing out without dead angle of energy, play more preferable spraying effect.
Further, described connecting water pipe 10 is provided with the donut that at least two connects.Determine according to spray regime and desulfurizing tower barrel dliameter, the layout of water receiving pipe 10, make shower water 360 degree of gushing out without dead angle of energy, play more preferable spraying effect.
Further, being also fixed with water fender 8 between described spray equipment 3 and gas approach 4, described water fender 8 is provided with multiple through hole 11.By water fender 8 and twice sweetening process of spray head 9, make desulfurized effect more preferable.
Further, it is additionally provided with defecator between described circulation neutralization pond 6 and described high-pressure pump 7.
nullDuring a kind of air stove tail gas desulfurization device work，Air stove is connected with the gas approach 4 on the downside of desulfurizing tower 1，Flue gas enters desulfurizing tower 1，Shower water is ejected by high-pressure atomizing device and spray pipeline，Water is fallen on water fender 8，Form one layer of filtered water level，And flow downwardly into outlet 5 by through hole 11，Flue gas is filtered upwardly through drainage layer by the through hole 11 bottom water fender 8，First pass through first filter progress，After flue gas leads to filtered water level，Contact with shower water，Dissolve remaining sulfur dioxide、Sulfur trioxide，With this through second filter progress，Discharged by air-introduced machine again，Water is discharged to circulate neutralization pond 6 by desulfurizing tower 1 outlet 5 and neutralizes with the lime water in pond，Form precipitate and generate water，Water eats entrance desulfurizing tower 1 filtering sulfur dioxide after filtering again by high-pressure pump 7、Sulfur trioxide.
Last it is noted that the foregoing is only the preferred embodiments of the present invention; it is not limited to the present invention; although the present invention being described in detail with reference to previous embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it; or wherein portion of techniques feature is carried out equivalent; all within the spirit and principles in the present invention; the any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. an air stove tail gas desulfurization device, it is characterized in that, including desulfurizing tower and circulation neutralization pond, being provided with gas approach and outlet on the downside of described desulfurizing tower, described desulfurizing tower top is provided with exhanst gas outlet, and described exhanst gas outlet is connected with air-introduced machine, it is provided with spray equipment in described desulfurizing tower, being provided with lime water in described circulation neutralization pond, described outlet is connected with described circulation neutralization pond pipeline, and described spray equipment is connected with described circulation neutralization pond pipeline by high-pressure pump.
Air stove tail gas desulfurization device the most according to claim 1, it is characterized in that, described spray equipment includes high-pressure atomizing device and spray pipeline, described spray pipeline is connected with described high-pressure atomizing device pipeline, described high-pressure atomizing device includes motor, water valve and high-pressure water pipe, described motor is connected with described high-pressure pump, and described water valve is connected with high-pressure pump by high-pressure water pipe.
Air stove tail gas desulfurization device the most according to claim 2, it is characterized in that, described spray pipeline is located at desulfurizing tower top, and described spray pipeline includes spray head and connecting water pipe, described connecting water pipe is annular, and described spray head is fixed on connecting water pipe at a certain distance.
Air stove tail gas desulfurization device the most according to claim 3, it is characterised in that described connecting water pipe is provided with the donut that at least two connects.
Air stove tail gas desulfurization device the most according to claim 1, it is characterised in that be also fixed with water fender between described spray equipment and gas approach, described water fender is provided with multiple through hole.
Air stove tail gas desulfurization device the most according to claim 1, it is characterised in that be additionally provided with defecator between described circulation neutralization pond and described high-pressure pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317854.1A CN105817122A (en) | 2016-05-13 | 2016-05-13 | Tail gas desulfurization device for hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317854.1A CN105817122A (en) | 2016-05-13 | 2016-05-13 | Tail gas desulfurization device for hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105817122A true CN105817122A (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317854.1A Pending CN105817122A (en) | 2016-05-13 | 2016-05-13 | Tail gas desulfurization device for hot-blast stove |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201157750Y (en) * | 2008-01-30 | 2008-12-03 | 姜述玉 | Impulse-spray double stage wet method flue gas dust-removing desulfurizing purification apparatus |
| CN201543380U (en) * | 2009-11-02 | 2010-08-11 | 河南蓝森环保科技有限公司 | Efficient wet-type flue gas desulfurization device employing dual-alkali method for industrial coal-fired boiler |
| CN102614768A (en) * | 2012-01-19 | 2012-08-01 | 新乡市亚洲金属循环利用有限公司 | Desulfurization reactor device |
| CN104707459A (en) * | 2015-02-28 | 2015-06-17 | 姜桂英 | Magnesium oxide wet desulphurization electrostatic defogging and dedusting technology and equipment |
| CN204841409U (en) * | 2015-07-21 | 2015-12-09 | 武汉凯迪电力环保有限公司 | High -efficient gradual change is compound desulfurizing tower in grades |
| CN205760483U (en) * | 2016-05-13 | 2016-12-07 | 芜湖飞尚非金属材料有限公司 | A kind of air stove tail gas desulfurization device |
-
2016
- 2016-05-13 CN CN201610317854.1A patent/CN105817122A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201157750Y (en) * | 2008-01-30 | 2008-12-03 | 姜述玉 | Impulse-spray double stage wet method flue gas dust-removing desulfurizing purification apparatus |
| CN201543380U (en) * | 2009-11-02 | 2010-08-11 | 河南蓝森环保科技有限公司 | Efficient wet-type flue gas desulfurization device employing dual-alkali method for industrial coal-fired boiler |
| CN102614768A (en) * | 2012-01-19 | 2012-08-01 | 新乡市亚洲金属循环利用有限公司 | Desulfurization reactor device |
| CN104707459A (en) * | 2015-02-28 | 2015-06-17 | 姜桂英 | Magnesium oxide wet desulphurization electrostatic defogging and dedusting technology and equipment |
| CN204841409U (en) * | 2015-07-21 | 2015-12-09 | 武汉凯迪电力环保有限公司 | High -efficient gradual change is compound desulfurizing tower in grades |
| CN205760483U (en) * | 2016-05-13 | 2016-12-07 | 芜湖飞尚非金属材料有限公司 | A kind of air stove tail gas desulfurization device |
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