CN207856557U - Efficient desulfurizing and dust collecting integrated complex absorption tower - Google Patents
Efficient desulfurizing and dust collecting integrated complex absorption tower Download PDFInfo
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- CN207856557U CN207856557U CN201721637641.3U CN201721637641U CN207856557U CN 207856557 U CN207856557 U CN 207856557U CN 201721637641 U CN201721637641 U CN 201721637641U CN 207856557 U CN207856557 U CN 207856557U
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- absorption tower
- desulfurization
- dust collecting
- spraying layer
- integrated complex
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Abstract
The utility model is related to a kind of efficient desulfurizing and dust collecting integrated complex absorption tower, including absorber tower cylinder, the absorber tower cylinder bottom is provided with de-dusting cycle pond, and the lower part and top of absorber tower cylinder are respectively arranged with gas inlet channel and exhanst gas outlet channel；It is horizontally disposed with from bottom to top between gas inlet channel and exhanst gas outlet channel and holds liquid disk, dedusting spraying layer, spiral board, desulfurization spraying layer and demister, the spiral board is cylindrical in shape, and the spiral board is internally provided with several swirl vanes.The feature that the utility model absorbs rotating stream tray scrubber mass-transfer efficiency height Yu spray column is simple in structure, resistance is small, and desulfurization is separately carried out with dust-removing process in tower, both higher desulfuration efficiency had been can guarantee, smoke dust discharge concentration can be substantially reduced again so that exiting flue gas index adapts to higher emission request.
Description
Technical field
The utility model is related to wet process of FGD dust removal process equipment, are removed more specifically to a kind of high-efficiency desulfurization
Dirt integrated complex absorption tower.
Background technology
In China, the industries such as thermal power generation, smelting iron and steel, non-ferrous metal metallurgy, cement will produce during production
A large amount of SO2, prodigious influence is caused to our environment, for purifying smoke, the flue gas of discharge is made to reach the row of country
Put standard, people study the sulphur in various methods removing flue gases, majority be apply the water with alkaline matter by equipment come
Sulphur in absorption from flue gas and dust, to achieve the purpose that desulfurization.Traditional coal-fired flue gas desulfurization technology is generally divided into wet method, half
Dry method and dry desulfurization etc. are several, and wherein Wet Flue Gas Desulfurization Technique is applied the most extensive.It is by flue gas in Wet Flue Gas Desulfurization Technique
In sulfur dioxide directly with misty slurry liquid contacts, so that misty slurries is reacted with sulfur dioxide and absorbed, it is de- to reach
The purpose of sulphur.
Currently, in Industrial Boiler using upper, what desulfurizer and dedusting were typically separately set up.Traditional desulfurizer pair
Tiny dust, liquid droplet capture effect is poor, and dust concentration is higher after desulfurization.According to dry desulfurization, need that removing for dry type is arranged
Dirt device, this needs to vacate certain space for deduster when implementing, and also increases a part of investment；Then according to wet desulphurization
Desulphurization plant is mainly spray absorber.Existing spray absorber technological process is relatively simple, and internal structure is simple, dust removal process
It is then electric precipitator dedusting to be utilized before entering desulfurizing tower, or using the effect dedusting of desulfurization spray, overall dust removing effects are not
It is good, material recycle difficulty in desulfurization slurry etc..
Invention content
The technical problem to be solved by the present invention is to provide a kind of high thin dirt removal efficiency, desulfuration efficiency height, demisting effect
The good efficient desulfurizing and dust collecting integrated complex absorption tower of fruit.
Technical solution adopted by the utility model to solve its technical problems is：Construct a kind of efficient desulfurizing and dust collecting integration
Compound absorption tower, including absorber tower cylinder, the absorber tower cylinder bottom are provided with de-dusting cycle pond, under absorber tower cylinder
Portion and top are respectively arranged with gas inlet channel and exhanst gas outlet channel；Between gas inlet channel and exhanst gas outlet channel certainly
Upper be horizontally disposed with holds liquid disk, dedusting spraying layer, spiral board, desulfurization spraying layer and demister down, and the spiral board is in cylinder
Shape, the spiral board are internally provided with several swirl vanes.
In said program, gas inlet beneath galleries and absorber tower cylinder joint are horizontal by 5~20 ° of the gradient.
In said program, flue gas cool-down nozzle is provided at the gas inlet channel.
In said program, desulfurization slurry circulatory pool and desulfuration recycle pump, desulfurization slurry are equipped with outside the absorber tower cylinder
Circulatory pool is connected with the input terminal of desulfuration recycle pump, and the output end of desulfuration recycle pump is connected with desulfurization spraying layer；De-dusting cycle pond
It is connected with the input terminal of de-dusting cycle pump, the output end of de-dusting cycle pump is connected with dedusting spraying layer.
In said program, the liquid disk of holding is made of multiple sieve plate, and the sum of the hole area of sieve pore, which accounts for, on the sieve plate holds liquid
The 60~75% of disk cross-sectional area.
The efficient desulfurizing and dust collecting integrated complex absorption tower for implementing the utility model, has the advantages that：
1, the feature that the utility model absorbs rotating stream tray scrubber mass-transfer efficiency height Yu spray column is simple in structure, resistance is small, and
Desulfurization is separately carried out with dust-removing process in tower, not only can guarantee higher desulfuration efficiency, but also to substantially reduce soot emissions dense
Degree so that exiting flue gas index adapts to higher emission request.
2, the utility model, which combines, is not necessarily to built-in filler, reduces tower internal resistance, by the optimization design of spiral board and spraying layer,
It can reach preferable gas-liquid mixed effect.In general, 3 layers of spray of the utility model setting can reach common spray column 5
The desulfurization effect of layer spray.Accordingly, with respect to traditional spray column, the utility model has the advantages that save energy consumption.
3, the nozzle of the utility model desulfurization slurry spraying layer is designed using heavy caliber nozzle arrangements, avoids asking for spray nozzle clogging
Topic so that maintenance, maintenance workload are greatly reduced, therefore are run more stable.
4, the utility model can be widely applied to the desulfurization of a variety of industry flue gases, such as sintering plant flue gas desulfurization, thermal power plant's cigarette
The industry fields such as desulfurization, cement plant flue gas desulfurization, it also has wide, length operation cycle of gas load height, operating flexibility etc. comprehensive
Close performance.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is the structural schematic diagram on the utility model efficient desulfurizing and dust collecting integrated complex absorption tower；
Fig. 2 is the structural schematic diagram of spiral board in Fig. 1；
Fig. 3 is the structural schematic diagram of desulfurization spraying layer nozzle in Fig. 1；
Fig. 4 is the structural schematic diagram of flue gas cool-down nozzle and dedusting spraying layer nozzle in Fig. 1.
Specific implementation mode
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
As shown in Figs 1-4, the efficient desulfurizing and dust collecting integrated complex absorption tower of the utility model includes absorber tower cylinder
3,3 bottom of absorber tower cylinder is provided with de-dusting cycle pond 11, and the lower part and top of absorber tower cylinder 3 are respectively arranged with gas inlet
Channel 1 and exhanst gas outlet channel 10 are provided with flue gas cool-down nozzle 2 at gas inlet channel 1, when flue-gas temperature superelevation thing occurs
Therefore when, it can be cooled down to flue gas by 2 spray processing water of flue gas cool-down nozzle.
1 lower part of gas inlet channel and 3 joint of absorber tower cylinder are horizontal by 5~20 ° of the gradient.In this way, can be with
Ensure that the condensate liquid in gas inlet channel will not countercurrently, to smoothly flow back into de-dusting cycle pond 11 with spraying cooling liquid
In；Also flue gas can be made to inject at an angle in absorber tower cylinder 3 simultaneously, optimize the contact process of spray liquid and flue gas.
It is horizontally disposed with from bottom to top between gas inlet channel 1 and exhanst gas outlet channel 10 and holds liquid disk 6, dedusting spraying layer
13, spiral board 7, desulfurization spraying layer 8 and demister 9.Liquid disk 6 is held to be made of multiple sieve plate, on sieve plate the hole area of sieve pore it
The 60~75% of 6 cross-sectional area of liquid disk is held with accounting for.In this way, flue gas is evenly distributed, flue gas is sprayed by holding sieve pore on liquid disk 6 with desulfurization
The sprayed slurry counter current contacting of drenching layer 8 makes sprayed slurry be suspended in and holds in liquid disk, forms certain altitude fluid column, comes into full contact with anti-
It answers.
Spiral board 7 is cylindrical in shape structure, and inside is distributed several swirl vanes.
Desulfurization slurry circulatory pool 4 is connected with the input terminal of desulfuration recycle pump 5, and output end and the desulfurization of desulfuration recycle pump 5 are sprayed
Drenching layer 8 is connected；De-dusting cycle pond 11 is connected with the input terminal of de-dusting cycle pump 12, and output end and the dedusting of de-dusting cycle pump 12 are sprayed
Drenching layer 13 is connected.
Desulphurization circulating slurries are back to desulfurization slurry circulatory pool 4 by slurry reflux device 14；De-dusting cycle pond 11 contains
Dust waste liquid is externally discharged by absorption tower blow-off pipe 15.
The operation principle on the desulfurization integrated spiral board absorption tower of the utility model high-effective dust-removing is：
Flue gas rich in flue dust and sulfur dioxide first passes through gas inlet channel 1 and enters in absorber tower cylinder 3, by holding liquid
Disk 6 carries out carrying out Wet-type spray dedusting using dedusting spraying layer 13 after flue gas is evenly distributed.After dedusting, flue gas rises to rotation
Flowing plate 7, under the shear action of spiral board 7, the desulfurization slurry that desulfurization spraying layer 8 sprays tends to spray pattern by abundant fragmentation,
And be sufficiently mixed with flue gas, so that the sulfur dioxide in flue gas is fully absorbed removal, treated flue gas is by exhanst gas outlet channel
10 leave absorber tower cylinder 3.By the fine droplet that rises after desulfurization spraying layer 8 under the action of demister 9 on top, into
Row demisting, forms big drop and falls in spiral board 7 and continue to participate in desulfurization.Entire desulfation dust-extraction device system is all continuous
It is carried out in cycle.
The embodiments of the present invention are described above in conjunction with attached drawing, but the utility model is not limited to
The specific implementation mode stated, the above mentioned embodiment is only schematical, rather than restrictive, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (5)
1. a kind of efficient desulfurizing and dust collecting integrated complex absorption tower, including absorber tower cylinder, which is characterized in that the absorption tower
Cylinder body bottom is provided with de-dusting cycle pond, and the lower part and top of absorber tower cylinder are respectively arranged with gas inlet channel and flue gas goes out
Mouth channel；It is horizontally disposed with from bottom to top between gas inlet channel and exhanst gas outlet channel and holds liquid disk, dedusting spraying layer, eddy flow
Plate, desulfurization spraying layer and demister, the spiral board are cylindrical in shape, and the spiral board is internally provided with several swirl vanes.
2. efficient desulfurizing and dust collecting integrated complex according to claim 1 absorption tower, which is characterized in that gas inlet is logical
Road lower part and absorber tower cylinder joint are horizontal by 5~20 ° of the gradient.
3. efficient desulfurizing and dust collecting integrated complex according to claim 1 absorption tower, which is characterized in that the flue gas into
Mouth is provided with flue gas cool-down nozzle at channel.
4. efficient desulfurizing and dust collecting integrated complex according to claim 1 absorption tower, which is characterized in that the absorption tower
Desulfurization slurry circulatory pool and desulfuration recycle pump, the input terminal phase of desulfurization slurry circulatory pool and desulfuration recycle pump are equipped with outside cylinder
Even, the output end of desulfuration recycle pump is connected with desulfurization spraying layer；De-dusting cycle pond is connected with the input terminal that de-dusting cycle pumps, dedusting
The output end of circulating pump is connected with dedusting spraying layer.
5. efficient desulfurizing and dust collecting integrated complex according to claim 1 absorption tower, which is characterized in that described to hold liquid disk
It is made of multiple sieve plate, the sum of the hole area of sieve pore, which accounts for, on the sieve plate holds the 60~75% of liquid disk cross-sectional area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721637641.3U CN207856557U (en) | 2017-11-30 | 2017-11-30 | Efficient desulfurizing and dust collecting integrated complex absorption tower |
Applications Claiming Priority (1)
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|---|---|---|---|
| CN201721637641.3U CN207856557U (en) | 2017-11-30 | 2017-11-30 | Efficient desulfurizing and dust collecting integrated complex absorption tower |
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| CN207856557U true CN207856557U (en) | 2018-09-14 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351171A (en) * | 2018-11-23 | 2019-02-19 | 山东神华山大能源环境有限公司 | A kind of list alkali wet desulfurizing dust-removing system and technique |
| CN112892198A (en) * | 2021-03-03 | 2021-06-04 | 江苏宝净环境科技有限公司 | Efficient spraying and emulsifying double-effect tower |
| KR102307102B1 (en) * | 2020-12-01 | 2021-09-30 | 주식회사 정원이앤씨 | Wet Type Apparatus for Desulfurizing and Dedusting |
| CN113828139A (en) * | 2021-11-08 | 2021-12-24 | 佛山市粤辰新太机械设备有限公司 | Flue gas desulfurization dust removal complete sets |
| CN113842763A (en) * | 2021-07-30 | 2021-12-28 | 四川省烟草公司凉山州公司 | A kind of flue gas sulfur nitrate dust integrated removal equipment and method |
-
2017
- 2017-11-30 CN CN201721637641.3U patent/CN207856557U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351171A (en) * | 2018-11-23 | 2019-02-19 | 山东神华山大能源环境有限公司 | A kind of list alkali wet desulfurizing dust-removing system and technique |
| KR102307102B1 (en) * | 2020-12-01 | 2021-09-30 | 주식회사 정원이앤씨 | Wet Type Apparatus for Desulfurizing and Dedusting |
| WO2022119277A1 (en) * | 2020-12-01 | 2022-06-09 | 주식회사 정원이앤씨 | Wet desulfurization and dust removal apparatus |
| CN112892198A (en) * | 2021-03-03 | 2021-06-04 | 江苏宝净环境科技有限公司 | Efficient spraying and emulsifying double-effect tower |
| CN113842763A (en) * | 2021-07-30 | 2021-12-28 | 四川省烟草公司凉山州公司 | A kind of flue gas sulfur nitrate dust integrated removal equipment and method |
| CN113828139A (en) * | 2021-11-08 | 2021-12-24 | 佛山市粤辰新太机械设备有限公司 | Flue gas desulfurization dust removal complete sets |
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