CN201510842U - Double-loop hollow tower spray and tower body demisting air flue integrating device - Google Patents
Double-loop hollow tower spray and tower body demisting air flue integrating device Download PDFInfo
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- CN201510842U CN201510842U CN200920216402XU CN200920216402U CN201510842U CN 201510842 U CN201510842 U CN 201510842U CN 200920216402X U CN200920216402X U CN 200920216402XU CN 200920216402 U CN200920216402 U CN 200920216402U CN 201510842 U CN201510842 U CN 201510842U
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- Prior art keywords
- tower body
- flue
- reaction tank
- spray
- tower
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- 239000007921 spray Substances 0.000 title abstract description 21
- 239000002002 slurry Substances 0.000 claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 28
- 238000005507 spraying Methods 0.000 claims description 28
- 239000002250 absorbent Substances 0.000 abstract description 14
- 230000002745 absorbent Effects 0.000 abstract description 14
- 238000006477 desulfuration reaction Methods 0.000 abstract description 12
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 19
- 239000003546 flue gas Substances 0.000 description 19
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 9
- 230000023556 desulfurization Effects 0.000 description 5
- 230000000505 pernicious effect Effects 0.000 description 4
- 239000010440 gypsum Substances 0.000 description 3
- 229910052602 gypsum Inorganic materials 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility mode relates to the field of device for smoke desulfuration and chemical field of absorbing gas through slurry spray, in particular to a double-loop hollow tower spray and tower body demisting air flue integrating device, which comprises a tower body, an air inlet flue, an air outlet flue, a reaction tank, a spray layer, a circuiting pump, a slurry circulating pipe and a stirrer, wherein the stirrer is mounted in the reaction tank, the left portion, the right portion and the right portion of the stirrer are respectively provided with three stirring impellers, the upper portions of two ends of the reaction tank are provided with a left tower body and a right tower body, the top end of the left tower body and the air inlet flue are connected, the top end of the right tower body is connected with the air outlet flue, and the inlet of the circulating pump is communicated with the bottom of the reaction tank through a second slurry circulating pipe. The double-loop hollow tower spray and tower body demisting air flue integrating device has the advantages that since the utilization ratio of absorbent is improved, the circulating times of the circulating pump can be reduced, and the energy consumption and the operation cost of the desulfuration system can be effectively lowered, and the double-loop hollow tower spray and tower body demisting air flue integrating device has the characteristics of reasonable design and simple operation, and can be widely used in the field of smoke desulfuration in burning power plants or the technical field of absorbing gas through slurry spray.
Description
Technical field
The utility model relates to and is used for the flue gas desulfurization field and sprays the chemical field that absorbs gas by slurries, relates in particular to a kind of double loop hollow-spraying-tower, tower body demist flue integrated apparatus.
Background technology
A large amount of sulfur dioxide of burning power plant emission are the main causes that causes present China air environmental pollution, China reaches the purpose of administering sulfur dioxide pollution by the coal-burning power plant is implemented flue gas desulfurization, the flue gas desulfurization spray tower technology is to utilize the desulfurization slurry spray to contain the fire coal boiler fume of sulfur dioxide pernicious gas, absorb pernicious gas by desulfurizer slurry and flue gas haptoreaction and reach the purpose that purifies flue gas, present spray column is a cylinder list tower, middle and upper part at tower body is furnished with spraying layer, desulfurizer slurry sprays downwards by shower, former smoke inlet is arranged in the tower body middle and lower part, flue gas upwards flows after entering spray column under the effect of booster fan, with the desulfurizer slurry counter current contacting and the reaction of downward spray, thereby reach the purpose that absorbs sulfur dioxide.Existing spray column exists a lot of not enough, short time of contact as desulfurizer slurry and flue gas, the desulfurizer slurry utilization rate is not high, for utilization rate and the desulfuration efficiency that improves desulfurizer slurry, will increase the cycle-index of circulating pump, thereby cause the increase of the operating cost of desulphurization system.
Summary of the invention
For solving above-mentioned deficiency, it is a kind of reasonable in design that the purpose of this utility model is to provide, simple to operate, sorbent utilization and desulfuration efficiency be can improve, and double loop hollow-spraying-tower, the tower body demist flue integrated apparatus of desulphurization system operating cost effectively reduced.
For achieving the above object, the technical scheme that the utility model adopted is: the double loop hollow-spraying-tower, tower body demist flue integrated apparatus, it comprises tower body, the air inlet flue, the flue of giving vent to anger, reaction tank, spraying layer, circulating pump, slurries circulation pipe and agitator, agitator is installed in the reaction tank, it is characterized in that, agitator is arranged in the reaction tank, an agitator left side, right, the below is respectively equipped with three agitator arms, above the reaction tank two ends, be provided with a left side, right two tower bodies, the top of left side tower body is connected with the air inlet flue, the top of right tower body is connected with the flue of giving vent to anger, a described left side, the bottom and the reaction tank of right tower body are connected as a single entity, three's inner chamber communicates, on a left side, be provided with spraying layer in the inner chamber of right tower body, shower in each spraying layer is connected with outlet of circulating pump by the first slurries circulation pipe, and inlet of circulating pump is communicated with the bottom of reaction tank by the second slurries circulation pipe.
Under the swabbing action of circulating pump, the slurries of reaction tank bottom are successively by the second slurries circulation pipe, the circulating pump and the first slurries circulation pipe, enter in the shower in the corresponding spraying layer, spray downwards by nozzle, the former flue gas of Jing Huaing does not flow downward after entering left tower body inner chamber by the air inlet flue, the absorbent slurry following current of spraying down with spraying layer in the left tower body contacts, absorbent and gas fully react, after the one-level absorption through left side spray column, tower body is mobile to the right with certain speed for flue gas, flue gas that in right tower body inner chamber, upwards flows and the absorbent slurry counter current contacting of spraying down, pernicious gas in absorbent and the flue gas is finished the secondary absorption reaction, flue gas after being purified flows out from the flue of giving vent to anger of right tower body upper end, because flue gas is on a left side, having finished twice with absorbent slurry in the right spray column contacts, liquid, gas is long time of contact, full contact, the utilization rate and the desulfuration efficiency of absorbent slurry have been improved largely, can reduce simultaneously the cycle-index of circulating pump, effectively reduce the energy consumption and the operating cost of desulphurization system.
A left side, the number of plies of spraying layer can be provided with according to actual needs in the right tower body, in the middle and upper part of left tower body inner chamber operated by rotary motion 1-2 layer spraying layer arranged, the middle and upper part operated by rotary motion of right tower body inner chamber has the layer 2-3 spraying layer, a left side, different spraying layers is equipped with the circulating pump of different size in the right tower body, the more powerful circulating pump of upper strata spraying layer correspondence, the circulating pump of the corresponding smaller power of lower floor's spraying layer, the gypsum slurries (containing unreacted limestone particle completely) of pernicious gas (sulfur dioxide) the reaction generation in sweetening process in reaction tank bottom absorbent (lime stone slurry) and the flue gas is pumped to corresponding spraying layer by circulating pump, with the utilization rate of further raising absorbent slurry.
In order to remove remaining a small amount of acid mist in the wet flue gas after the purification, prevent that flue and follow-up equipment from corroding, in above-mentioned right tower body, demister is installed near its exit, this demister is positioned at the top of described right tower body spraying layer.
The beneficial effects of the utility model are: by a left side, carry out spray twice in the right tower body, making flue gas finish twice with absorbent slurry in the spray column of double loop contacts, liquid, gas is long time of contact, full contact, the utilization rate and the desulfuration efficiency of absorbent slurry have been improved largely, reduced the input of absorbent, because the absorbent utilization rate improves, can reduce the cycle-index of circulating pump, effectively reduce the energy consumption and the operating cost of desulphurization system, have characteristics reasonable in design, simple to operate, means of flue gas desulfurization of power plant field or absorb the chemical field of gas by the slurries spray can be widely used in burning.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Following embodiment is not as to qualification of the present utility model.
As shown in the figure, double loop hollow-spraying-tower, tower body demist flue integrated apparatus, it comprises that tower body 1, right tower body 2, air inlet flue 3, the flue 4 of giving vent to anger, reaction tank 5, spraying layer 6, circulating pump 7, the first slurries circulation pipe 8, the second slurries circulation pipe 8A and agitator 9 constitute, left and right tower body 1,2 is square, the top of left side tower body 1 is connected with the air inlet flue 3 of lateral arrangement, the top of right tower body 2 is connected with the flue 4 of giving vent to anger of lateral arrangement, the bottom and the reaction tank 5 of left and right tower body 1,2 are connected as a single entity, be " U " shape, three's inner chamber communicates.
Middle and upper part operated by rotary motion at left tower body 1 inner chamber has 2 layers of spraying layer 6 (wherein one deck is standby), shower in each layer spraying layer 6 is connected with the outlet of circulating pump 7 by the first slurries circulation management 8, the import of circulating pump 7 is communicated with the bottom of reaction tank 5 by the second slurries circulation pipe 8A, at the middle and upper part operated by rotary motion of the right tower body 2 inner chambers spraying layer 6 (wherein one deck is standby) that haves three layers, shower in each layer spraying layer 6 also is connected with the outlet of circulating pump 7 by the first slurries circulation pipe 8, the import of circulating pump 7 connects by the bottom of the second slurries circulation pipe 8A and reaction tank 5, two circulating pumps 7 that left side tower body 1 is equipped with (wherein one standby) specification difference, three circulating pumps 7 that right tower body 2 is equipped with (wherein one standby) specification is also inequality, spraying layer correspondence more powerful circulating pump 7 in upper strata in the wherein same tower body, the circulating pump 7 of the corresponding smaller power of lower floor's spraying layer, the gypsum slurries that the reaction of reaction tank 5 bottoms generates in the sweetening process formula, be pumped to corresponding spraying layer 6 by circulating pump 7, with the utilization rate of further raising absorbent slurry.
In flue gas desulfur device, in order to make the initial calcium sulfite that generates of reaction become stable gypsum product, usually in reaction tank 5, charge into air, with calcium sulfite oxidation is calcium sulphate dihydrate, simultaneously, export us near it in right tower body 2 two-stage demister 10 is installed, demister 10 is positioned at the top of right tower body spraying layer 6, be used for removing the remaining a small amount of acid mist of wet flue gas, prevent that flue and follow-up equipment from corroding.
Claims (1)
1. double loop hollow-spraying-tower, tower body demist flue integrated apparatus, it comprises tower body, the air inlet flue, the flue of giving vent to anger, reaction tank, spraying layer, circulating pump, slurries circulation pipe and agitator, agitator is installed in the reaction tank, it is characterized in that agitator is arranged in the reaction tank, an agitator left side, right, the below is respectively equipped with three agitator arms, above the reaction tank two ends, be provided with a left side, right two tower bodies, the top of left side tower body is connected with the air inlet flue, the top of right tower body is connected with the flue of giving vent to anger, a described left side, the bottom and the reaction tank of right tower body are connected as a single entity, three's inner chamber communicates, on a left side, be provided with spraying layer in the inner chamber of right tower body, shower in each spraying layer is connected with outlet of circulating pump by the first slurries circulation pipe, and inlet of circulating pump is communicated with the bottom of reaction tank by the second slurries circulation pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920216402XU CN201510842U (en) | 2009-09-16 | 2009-09-16 | Double-loop hollow tower spray and tower body demisting air flue integrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920216402XU CN201510842U (en) | 2009-09-16 | 2009-09-16 | Double-loop hollow tower spray and tower body demisting air flue integrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201510842U true CN201510842U (en) | 2010-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920216402XU Expired - Fee Related CN201510842U (en) | 2009-09-16 | 2009-09-16 | Double-loop hollow tower spray and tower body demisting air flue integrating device |
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| CN (1) | CN201510842U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013044563A1 (en) * | 2011-09-28 | 2013-04-04 | 华南理工大学 | Dual-chamber multi-absorption wet flue desulfurization device |
| CN106761890A (en) * | 2017-01-11 | 2017-05-31 | 中国矿业大学 | A kind of constructing tunnel dedusting smoke abatement secondary ventilation device |
| CN110721587A (en) * | 2019-09-23 | 2020-01-24 | 上海蓝魂环保科技有限公司 | A flue gas seawater mixing device for ship seawater desulfurization |
| CN110721581A (en) * | 2019-09-17 | 2020-01-24 | 上海蓝魂环保科技有限公司 | Marine seawater desulfurization water-gas mixing tower |
| CN111545022A (en) * | 2020-06-04 | 2020-08-18 | 深圳前海巨能环保科技有限公司 | Desulfurizing tower and desulfurizing method thereof |
| CN117258525A (en) * | 2023-11-21 | 2023-12-22 | 福建英辉新材料科技有限公司 | Desulfurizing tower with adjustable multilayer |
-
2009
- 2009-09-16 CN CN200920216402XU patent/CN201510842U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013044563A1 (en) * | 2011-09-28 | 2013-04-04 | 华南理工大学 | Dual-chamber multi-absorption wet flue desulfurization device |
| CN106761890A (en) * | 2017-01-11 | 2017-05-31 | 中国矿业大学 | A kind of constructing tunnel dedusting smoke abatement secondary ventilation device |
| CN110721581A (en) * | 2019-09-17 | 2020-01-24 | 上海蓝魂环保科技有限公司 | Marine seawater desulfurization water-gas mixing tower |
| CN110721587A (en) * | 2019-09-23 | 2020-01-24 | 上海蓝魂环保科技有限公司 | A flue gas seawater mixing device for ship seawater desulfurization |
| CN111545022A (en) * | 2020-06-04 | 2020-08-18 | 深圳前海巨能环保科技有限公司 | Desulfurizing tower and desulfurizing method thereof |
| CN117258525A (en) * | 2023-11-21 | 2023-12-22 | 福建英辉新材料科技有限公司 | Desulfurizing tower with adjustable multilayer |
| CN117258525B (en) * | 2023-11-21 | 2024-02-02 | 福建英辉新材料科技有限公司 | Desulfurizing tower with adjustable multilayer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20110916 |