CN206508785U - One kind screening gas shock suspension desulfuring and denitrifying apparatus - Google Patents
One kind screening gas shock suspension desulfuring and denitrifying apparatus Download PDFInfo
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- CN206508785U CN206508785U CN201720176007.8U CN201720176007U CN206508785U CN 206508785 U CN206508785 U CN 206508785U CN 201720176007 U CN201720176007 U CN 201720176007U CN 206508785 U CN206508785 U CN 206508785U
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Abstract
Gas shock suspension desulfuring and denitrifying apparatus is sieved the utility model discloses one kind, including vessel, the top of the vessel is provided with gas outlet, bottom is provided with air inlet, it is characterized in that, provided with desulphurization denitration unit more than two-stage inside the vessel, the vessel is located on support, the desulphurization denitration unit is set in turn in inside vessel, the desulphurization denitration unit includes liquid collecting plate, air flow method net, screening gas shock suspension desulfuring and denitrifying apparatus energy-conserving and environment-protective described in the utility model, technological process is short, floor space is small, easily realize industrial automation, safety in production, it is saved greatly production cost.
Description
Technical field
The utility model is related to the technical field of desulphurization denitration, more particularly to a kind of screening gas shock suspension
Desulfuring and denitrifying apparatus.
Background technology
With China's expanding economy, the environmental pollution that mass energy consumption is brought is also increasingly severe.China is with coal
Charcoal is the country of main energy sources, and the harmful substance such as contained flue dust, sulfur dioxide, nitrogen oxides is caused to air in coal-fired flue-gas
Severe contamination.
Coal-fired Power Plant in China desulfurization technology species is various, such as lime stone-gypsum, simply wet constructed, wet-type ammonia,
Electronic beam method etc..It is at most SCR technology that denitrating flue gas, which is applied,（SCR）With SNCR technology
（SNCR）, the denitration reaction temperature of SCR technology is general at 280 DEG C~400 DEG C, and denitration efficiency is up to more than 90%；SNCR technologies it is anti-
Answer temperature general at 850~1100 DEG C, denitration efficiency is medium, typically 50% or so.
At present, the desulfurization and denitrification integral technology of use is the joint of desulphurization and denitration two ways, i.e. SO2 and NOx mostly
Handle respectively.There are various problems in existing desulphurization and denitration technology, such as fixed investment of lime stone-gypsum is big, desulfurization
Cost is high, and a large amount of gypsum of generation are difficult to processing etc.；SCR technology has that catalyst investment is big, smoke components influence is big, run into
The problems such as this is high, there is reaction temperature height in SNCR technologies, reducing agent and flue gas mixability are poor, denitration efficiency is low, ammonia effusion
A series of problems, such as measuring big.Therefore, there is problems with existing flue gas desulfurization and denitration technique：Removal efficiency is low, and catalyst makes
With the life-span it is low, produce solid waste, the escaping of ammonia, cost of investment is high, the installed capacity of system is big, floor space is big, operating cost is high, warp
Benefit of helping is low.
Utility model content
The technical problems to be solved in the utility model is to overcome drawbacks described above to sieve gas shock suspension there is provided one kind
Desulfuring and denitrifying apparatus.The utility model is achieved through the following technical solutions：
One kind screening gas shock suspension desulfuring and denitrifying apparatus, including vessel, the top of the vessel is set
There is gas outlet, bottom is provided with provided with desulphurization denitration unit more than two-stage inside air inlet, the vessel, and the desulfurization takes off
Nitre unit is set in turn in inside vessel, and the desulphurization denitration unit includes liquid collecting plate, air flow method net, the liquid collecting plate
Middle part be provided with gas via-hole, the edge of the gas via-hole is provided with the baffle plate being adapted with gas via-hole shape, the collection
The top of liquid plate is provided with air flow method net, and the outer wall of the vessel is provided with the liquids recovery hole with being communicated inside vessel
One, the liquids recovery hole one is arranged at the lower section with air flow method net above liquid collecting plate；The outer wall of the vessel is also set
There is the liquid supplying port two communicated with inside vessel, and liquid supplying port two is arranged at air flow method net and upper level liquid collecting
Between plate.
The liquids recovery hole two being provided with below the liquid collecting plate of vessel bottom with being communicated inside vessel
With liquid supplying port two, the liquid supplying port two is located at the bottom of vessel.
Connected between the liquids recovery hole one and liquids recovery hole two by return duct, between the liquid supplying port one
Connected by liquid delivery tube, the liquid supplying port two is connected by liquid delivery tube with circulating pump liquid supplying port one.
Further, the liquids recovery hole one is arranged at the lower section with air flow method net above liquid collecting plate, and liquid is returned
Batter is less than the height of baffle plate from the height of liquid collecting plate.
Further, the liquids recovery hole two is located at the top of air inlet.
Further, the vertical range of the liquid supplying port two to vessel is less than air inlet hanging down to vessel
Straight distance.
Further, the gas outlet and/or air inlet are provided with temperature-adjusting device.
Further, the vessel is in the tank body of tower-like tower body or can-like；Preferably, the vessel is set
On support.
Further, the inside of the vessel is provided with temperature sensor.
Further, the air flow method net uses screen cloth.
Further, the mesh number of the screen cloth is 30 ~ 200 mesh.
Further, it is provided with Pyatyi desulphurization denitration unit inside vessel from top to bottom successively.
Compared with now with technology, the utility model has the advantages that：
Screening gas shock suspension desulfuring and denitrifying apparatus described in the utility model, vessel intracavity bottom is provided with desulfurization
The liquid of denitration, the air inlet containing sulfide, the gas from vessel body lower part of itrated compound enters, and passes through the gas on liquid collecting plate
Body through hole, now the liquid of desulphurization denitration be ejected into that air flow method is online in the presence of circulating pump, air flow method net is arranged on
The top of liquid collecting plate, the liquid of desulphurization denitration is suspended in air flow method on the net in the presence of gas flow, by the sulphur in gas
Removed with nitre, the liquid that a little desulphurization denitration is had in this process is dropped on liquid collecting plate, and tower is come back to through return duct
Body bottom, is re-used.
During screening gas shock suspension desulfuring and denitrifying apparatus work described in the utility model, the liquid of desulphurization denitration is in gas
Flow distribution forms one layer of liquid film on the net, 2 ~ 3mm of thickness of liquid film, and when using liquid film, and surface tension is small to be easy to fill with gas
Tap is touched, and divides the flow into countless stock little airflows by air flow method net, is reduced the speed that air-flow passes through, is added gas
The time of contact of stream and liquid film, the effect of abundant desulphurization denitration is reached, gas, by liquid film layer, is realized high by online sieve aperture
Desulphurization denitration is imitated, desulfurization degree and denitration rate reach more than 99.95%.
Screening gas shock suspension desulfuring and denitrifying apparatus described in the utility model, energy-conserving and environment-protective, technological process is short, equipment
Floor space is small, easily realizes industrial automation, safety in production, is saved greatly production cost.
Brief description of the drawings
Fig. 1 screening gas shock suspension desulfuring and denitrifying apparatus structural representations described in the utility model.
In accompanying drawing：1. vessel, 2. air flow method nets, 3. liquid collecting plates, 4. liquid delivery tubes, 5. circulating pumps, 6. air inlets
Mouthful, 7. return ducts, 8. gas outlets, 9. gas via-holes, 10. liquids recovery holes one, 11. liquids recovery holes two, 12. liquid supplying ports
One, 13. liquid supplying ports two, 14. temperature-adjusting devices, 15. temperature sensors, 16. baffle plates, 17. supports.
Embodiment
The utility model is further described with reference to embodiment.Wherein, being given for example only property of accompanying drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, it is impossible to be interpreted as the limitation to this patent；In order to which this reality is better described
With new embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual product；To ability
For field technique personnel, some known features and its explanation may be omitted and will be understood by accompanying drawing.
As shown in Figure 1 gas shock suspension desulfuring and denitrifying apparatus, including vessel 1, container sheet are sieved there is provided one kind
The top of body 1 is provided with gas outlet 8, and bottom is provided with air inlet 6, and the inside of vessel 1 is provided with desulphurization denitration unit more than two-stage,
Desulphurization denitration unit is set in turn in inside vessel 1, and desulphurization denitration unit includes liquid collecting plate 3, air flow method net 2, liquid collecting
The middle part of plate 3 is provided with gas via-hole 9, and the edge of gas via-hole 9 is provided with the baffle plate 16 being adapted with the shape of gas via-hole 9, institute
State baffle plate 16 to be vertically arranged with liquid collecting plate 3, be that the top of similar liquid collecting plate 3 is provided with air flow method net 2, the outer wall of vessel 1
Provided with the liquids recovery hole 1 with being communicated inside vessel 1, liquids recovery hole 1 is arranged at the top of liquid collecting plate 3 and air-flow
The lower section of distribution of net 2；The outer wall of vessel 1 is additionally provided with the liquid supplying port 2 13 communicated with inside vessel 1, and liquid
Sprocket hole 2 13 is arranged between air flow method net 2 and upper level liquid collecting plate 3.
The liquids recovery hole 2 11 with being communicated inside vessel 1 is provided with close to the lower section of liquid collecting plate 3 of the bottom of vessel 1
With liquid supplying port 2 13, liquid supplying port 2 13 is located at the bottom of vessel 1.
Connected between liquids recovery hole 1 and liquids recovery hole 2 11 by return duct 7, between liquid supplying port 1
Connected by liquid delivery tube 4, liquid supplying port 2 13 is connected by liquid delivery tube 4 with the liquid supplying port 1 of circulating pump 5.
Liquids recovery hole 1 is arranged at the top of liquid collecting plate 3 and the lower section of air flow method net 2, and liquids recovery hole is from liquid collecting
The height of plate 3 is less than the height of baffle plate 16.
Liquids recovery hole 2 11 is located at the top of air inlet 6；The vertical range of liquid supplying port 2 13 to vessel 1 is small
The vertical range of vessel 1 is arrived in air inlet 6；Gas outlet 8 and/or air inlet 6 are provided with temperature-adjusting device 14.
Vessel 1 is in the tank body of tower-like tower body or can-like；Preferably, vessel 1 is arranged on support 17.
The inside of vessel 1 is provided with temperature sensor 15；Air flow method net 2 uses screen cloth, the mesh number of screen cloth for 30 ~
200 mesh；It is provided with Pyatyi desulphurization denitration unit inside vessel 1 from top to bottom successively.
Screening gas shock suspension desulfuring and denitrifying apparatus described in the utility model, the intracavity bottom of vessel 1 is provided with de-
The liquid of sulphur denitration, the air inlet 6 containing sulfide, the bottom of gas from vessel body 1 of itrated compound enters, and passes through liquid collecting plate 3
On gas via-hole 9, now the liquid of desulphurization denitration be ejected into the presence of circulating pump 5 on air flow method net 2, air flow method
Net 2 is arranged on the top of liquid collecting plate 3, and the liquid of desulphurization denitration is suspended in the presence of gas flow on air flow method net 2, will
Sulphur and nitre in gas are removed, and the liquid that a little desulphurization denitration is had in this process is dropped on liquid collecting plate 3, through return duct
7 come back to tower body bottom, re-use.
During screening gas shock suspension desulfuring and denitrifying apparatus work described in the utility model, the liquid of desulphurization denitration is in gas
Flow point is arranged net and one layer of liquid film is formed on 2,2 ~ 3mm of thickness of liquid film, and when using liquid film, and surface tension is small to be easy to fill with gas
Tap is touched, and divides the flow into countless stock little airflows by air flow method net 2, is reduced the speed that air-flow passes through, is added
The time of contact of air-flow and liquid film, the effect of abundant desulphurization denitration is reached, gas, by liquid film layer, is realized by online sieve aperture
High-efficiency desulfurization denitration, desulfurization degree and denitration rate reach more than 99.95%.
It is described in the utility model to utilize the method for sieving gas shock suspension desulphurization denitration, 5000ppm sulfide, nitre
The gas of compound enters from air inlet 6 fully absorbs reaction with water or alkaline solution in vessel 1, reach fourth stage desulfurization and take off
Detect that sulfide, itrated compound in gas are 0.7ppm during nitre unit, its desulfurization degree and denitration rate reach more than 99.95%.
Screening gas shock suspension desulfuring and denitrifying apparatus described in the utility model, energy-conserving and environment-protective, technological process is short, equipment
Floor space is small, easily realizes industrial automation, safety in production, is saved greatly production cost.
Obviously, above-described embodiment is only intended to clearly illustrate the technical solution of the utility model example, and simultaneously
Non- is the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.It is all to be made within spirit of the present utility model and principle
Within any modifications, equivalent substitutions and improvements etc., the protection that should be included in the utility model claim.
Claims (10)
1. one kind screening gas shock suspension desulfuring and denitrifying apparatus, including vessel, the top of the vessel is provided with
Gas outlet, bottom is provided with air inlet, it is characterised in that provided with desulphurization denitration unit more than two-stage inside the vessel,
The desulphurization denitration unit is set in turn in inside vessel, and the desulphurization denitration unit includes liquid collecting plate, air flow method net,
The middle part of the liquid collecting plate is provided with gas via-hole, and the edge of the gas via-hole is provided with the gear being adapted with gas via-hole shape
Plate, the top of the liquid collecting plate is provided with air flow method net, and the outer wall of the vessel is provided with and communicated inside vessel
Liquids recovery hole one, the liquids recovery hole one is arranged at the lower section with air flow method net above liquid collecting plate；The vessel
Outer wall be additionally provided with the liquid supplying port two communicated with inside vessel, and liquid supplying port two be arranged at air flow method net and
Between upper level liquid collecting plate；
It is described to be provided with and the liquids recovery hole two communicated inside vessel and liquid below the liquid collecting plate of vessel bottom
Body sprocket hole two, the liquid supplying port two is located at the bottom of vessel；
Connected, passed through between the liquid supplying port one by return duct between the liquids recovery hole one and liquids recovery hole two
Liquid delivery tube is connected, and the liquid supplying port two is connected by liquid delivery tube with circulating pump liquid supplying port one.
2. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1, it is characterised in that the liquids recovery
Hole one is arranged at the lower section with air flow method net above liquid collecting plate, and liquids recovery hole is less than baffle plate from the height of liquid collecting plate
Highly.
3. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1, it is characterised in that the liquids recovery
Hole two is located at the top of air inlet.
4. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1, it is characterised in that the liquid conveying
Hole two is less than air inlet to the vertical range of vessel to the vertical range of vessel.
5. according to claim 1 sieve gas shock suspension desulfuring and denitrifying apparatus, be characterised by, the gas outlet and/
Or air inlet is provided with temperature-adjusting device.
6. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1, it is characterised in that the vessel
In the tank body of tower-like tower body or can-like；Preferably, the vessel is arranged on support.
7. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1, it is characterised in that the vessel
Inside be provided with temperature sensor.
8. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1, it is characterised in that the air flow method
Net uses screen cloth.
9. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 8, it is characterised in that the mesh of the screen cloth
Number is 30 ~ 200 mesh.
10. gas shock suspension desulfuring and denitrifying apparatus is sieved according to claim 1 ~ 9 any one, it is characterised in that
It is provided with Pyatyi desulphurization denitration unit inside vessel from top to bottom successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720176007.8U CN206508785U (en) | 2017-02-27 | 2017-02-27 | One kind screening gas shock suspension desulfuring and denitrifying apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720176007.8U CN206508785U (en) | 2017-02-27 | 2017-02-27 | One kind screening gas shock suspension desulfuring and denitrifying apparatus |
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| Publication Number | Publication Date |
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| CN206508785U true CN206508785U (en) | 2017-09-22 |
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| CN201720176007.8U Active CN206508785U (en) | 2017-02-27 | 2017-02-27 | One kind screening gas shock suspension desulfuring and denitrifying apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213767A (en) * | 2017-02-27 | 2017-09-29 | 郴州万墨环保科技有限公司 | One kind screening gas shock suspension desulfuring and denitrifying apparatus |
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2017
- 2017-02-27 CN CN201720176007.8U patent/CN206508785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213767A (en) * | 2017-02-27 | 2017-09-29 | 郴州万墨环保科技有限公司 | One kind screening gas shock suspension desulfuring and denitrifying apparatus |
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