CN206008436U - Novel ammonia desulphurization device - Google Patents
Novel ammonia desulphurization device Download PDFInfo
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- CN206008436U CN206008436U CN201620948773.7U CN201620948773U CN206008436U CN 206008436 U CN206008436 U CN 206008436U CN 201620948773 U CN201620948773 U CN 201620948773U CN 206008436 U CN206008436 U CN 206008436U
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Abstract
The utility model discloses a kind of novel ammonia desulphurization device, which includes desulfurizing tower, desulfurizing tower is provided with gas approach, top in the desulfurizing tower is flue gas Flip Zone, bottommost in desulfurizing tower is crystal region, flue gas is sequentially provided with except fog-zone and flue gas rising area positioned at Flip Zone bottom in desulfurizing tower, flue gas is removed in fog-zone and is provided with tower top demister, absorption spray thrower is provided with flue gas rising area, the flue gas connected with the flue gas Flip Zone that is either internally or externally provided with of desulfurizing tower declines area, and flue gas declines area and is provided with exhanst gas outlet.Flue gas after purification forces reversion in desulfurizing tower flip-top, airflow direction, can pass through inertial separation aerosol and drop；Flue gas declines area's setting outlet simultaneously, under flue gas, circulation of qi promoting speed is fast, drop, aerosol and ammonia can be enriched in decline area bottom and return again in desulfurizing tower, by using cooperatively with demister, without the need for external energy or equipment, aerosol discharge problem in ammonia process of desulfurization flue gas can be just efficiently solved, and controls the escaping of ammonia.
Description
Technical field
This utility model is related to chemical industry and environmental technology field, and particularly relating to one kind prevents in ammonia desulfurizing process
The escaping of ammonia and the novel ammonia desulphurization device for reducing discharging the aerosol load in flue gas.
Background technology
China is the big country of world's producing coal and fire coal, and the sulfur dioxide produced by coal combustion and flue dust generate huge to environment
Big harm.In numerous coal fire discharged improvement and control method, most economical, effective method is flue gas desulfurization.In recent years,
Ammonia type flue gas desulfurizing technology is received significant attention because of advantages such as its efficiency high, non-secondary pollution, by-product recoverables,
Coal-burning power plant is progressively promoted.
In the techniques such as existing ammonia process of desulfurization single column, double tower, multitower, all inevitably in absorption, course of reaction
Substantial amounts of aerosol particles are produced, and these aerosol particles not only affect the normal operation of equipment, also air can be entered with flue gas,
Environment is worked the mischief.Meanwhile, go out absorption tower along with the substantial amounts of the escaping of ammonia of aerosol, increased desulphurization cost and cause environment
Pollution.Aerosol due to producing mainly belongs to micrometer-submicrometer grade particles, and the cleaning function for depending merely on doctor solution is difficult to effectively catch
Collection.Existing control method mainly using desulfurizing tower exit install electrostatic precipitator, but its invest and operating cost all compared with
Height, is not suitable for large-scale promotion application.The Chinese patent of Publication No. CN102000490A discloses a kind of ammonia type flue gas desulfurizing
The control method of middle aerosol, by injecting the secondary condensation of steam promotion aerosol particle, and by efficient in desulfurization fume
Demister is removed.The Chinese patent of Publication No. CN104524948A discloses a kind of ultrasound wave desulphurizing and dust-removing integral discharge side
Method, promotes the cohesion of microgranule using the shock effect of ultrasound wave, so as to reach the purpose of control aerosol discharge.Above-mentioned patent is carried
And removing aerosol method be required for being additionally provided energy or material, the cost of desulfurization can be improved and increase the complexity of system
Degree.
Utility model content
The purpose of this utility model is to provide a kind of novel ammonia desulphurization device, in order to efficient, energy-conservation solve existing
The technical problem of aerosol discharge and the escaping of ammonia present in technology ammonia desulfurizing process.
This utility model is adopted the following technical scheme that：A kind of novel ammonia desulphurization device, including desulfurizing tower, sets on desulfurizing tower
There is a gas approach, the top in the desulfurizing tower is flue gas Flip Zone, the bottommost in the desulfurizing tower is crystal region, desulfurization
Flue gas is sequentially provided with except fog-zone and flue gas rising area positioned at Flip Zone bottom in tower, flue gas is removed in fog-zone and is provided with tower top demister,
It is provided with absorption spray thrower in flue gas rising area, being either internally or externally provided with of the desulfurizing tower is connected with the flue gas Flip Zone
Flue gas declines area, and the flue gas declines area and is provided with exhanst gas outlet.
The flue gas declines area and is located in desulfurizing tower, is provided with gas circuit dividing plate in the desulfurizing tower, the flue gas rising area and
Flue gas demisting area is located at the side of gas circuit dividing plate, and the flue gas declines the opposite side that area is located at gas circuit dividing plate, the flue gas upset
Area is located at the top of gas circuit dividing plate, and the crystal region is located at the lower section of gas circuit dividing plate.
The flue gas declines the cross-sectional area in area and accounts for the 20 ~ 50% of desulfurizing tower cross section.
The flue gas declines area and is located at outside desulfurizing tower, and flue gas declines area bottom and arranges aerosol collecting tank, the collecting tank with
Crystal region is connected with U-tube between passing through.
It is the 20% ~ 80% of smoke absorption area that the flue gas declines the total height in area, and flue gas declines a diameter of king-tower in area
20%~60%.
The desulfurizing tower is externally provided with ammonium sulfate crystallization system, and ammonium sulfate crystallization system includes being connected with the absorption spray thrower
Oxidation trough, be connected with cyclone separator, centrifuge and exsiccator on oxidation trough in turn, be connected with the centrifuge and be passed into
Centrifugal liquid recovery channel in oxidation trough, on the exsiccator have flue gas heat exchange structure, heat exchange structure by flue with
Gas approach connects.
Oxidation air shower nozzle is provided with the oxidation trough, is connected with oxidation fan on oxidation air shower nozzle.
The spray thrower that absorbs is one-level or spray thrower more than two-stage, and the spray mode for absorbing spray thrower is spray downwards
Pouring, upward spraying, one or two or three kinds in level spray；The tower top demister is one layer or silk screen more than two-layer
Or flap demister demister.
Nozzle is provided with the gas approach, and smoke outlet is provided with to be located in two grades of demisters, the desulfurizing tower and absorbs
Flue gas distributor is provided with below spray thrower.
The gas approach is to be arranged on desulfurizing tower obliquely, the axis of gas approach and the angle of horizontal direction be 1 ~
45°；The exhanst gas outlet is located at gas approach top or is located at same level position, and the axle of exhanst gas outlet with gas approach
Line is perpendicular to desulfurizing tower.
The beneficial effects of the utility model are：When using, flue gas is entered in tower this utility model from desulfurizing tower middle and lower part,
Upwardly through flue gas rising area and spray liquid counter current contacting, flue dust in flue gas, sulfur dioxide and part nitrogen oxides are removed,
Change the direction of motion through flue gas Flip Zone after tower top demisting, decline behind area through flue gas, by two grades of demister demistings and leave suction
Receive tower discharge.In this utility model, in desulfurizing tower flip-top, airflow direction forces reversion to the flue gas after purification, can pass through used
Property separate aerosol and drop；Flue gas declines area's setting outlet simultaneously, and under flue gas, circulation of qi promoting speed is fast, and drop, aerosol and ammonia can
It is enriched in decline area bottom to return again in desulfurizing tower, by using cooperatively with demister, effectively solves ammonia process of desulfurization flue gas
The emission problem of middle aerosol, controls the escaping of ammonia problem.This utility model process is simple, can be without the need for external energy or equipment
On the premise of ensureing desulfuration efficiency, the emission problem of aerosol in ammonia process of desulfurization flue gas is efficiently solved, and controls the escaping of ammonia.
Further, the sulfur dioxide in flue gas generates ammonium sulfite, ammonium sulfate mixed solution overflow with spray liquid reaction
To oxidation trough, 15% ~ 35% ammonia of mass fraction or liquefied ammonia can be added to adjust the pH value of solution, and air is passed through by the Asia in solution
Ammonium sulfate is oxidized to ammonium sulfate, in oxidation trough serosity after cyclone, centrifuge eliminating water in exsiccator with import flue gas heat exchange
Sulphuric acid ammonium product is obtained, using flue gas drying ammonium sulfate product, the low grade heat energy of flue gas is efficiently utilized, is reduced technique
Energy consumption.Input gas temperature after exchanging heat simultaneously reduces, humidity increases, and is conducive to desulphurization reaction.
Further, spray thrower is multidirectional spray, effectively utilizes the square crossing campaign of gas-liquid two-phase, due to drop quilt
Gas disturbance is crushed and itself head-on collision fragmentation, and gas-liquid contact time is long, and jet face drop density is high.
Description of the drawings
Fig. 1 is the schematic flow sheet of this utility model embodiment 1；
Fig. 2 is the smoke entrance position view of desulfurizing tower in Fig. 1（Overlook）；
Fig. 3 is the schematic flow sheet of this utility model embodiment 2.
In figure：1- flue gases Flip Zone, 2- tower top demisters, 3- demisting spray throwers, 4- three-level spray throwers, bis- grades of sprays of 5-
Device, 6- one-level spray throwers, 7- gas distributors, 8- secondary cycle pumps, 9- primary cycle pumps, 10- oxidation fans, 11- oxidations are empty
Gas blowout head, 12- oxidation troughs, 13- ammonium sulfate liquor delivery pumps, 14- cyclone separators, 15- centrifuges, 16- exsiccators, 17- flue gases
Import, 18- nozzles；19- gas circuit dividing plates, bis- grades of demisters of 20-, 21- chimneys, 22-U type pipes, 23- collecting tanks.
Specific embodiment
This utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1：
As shown in Figure 1 to Figure 2, the novel ammonia desulphurization device of the present embodiment includes desulfurizing tower to the structure of the present embodiment, takes off
Sulfur tower is provided with gas approach 17, is provided with nozzle 18 in the gas approach 17, and the top in the desulfurizing tower is turned over for flue gas
Turn area 1, the bottommost in the desulfurizing tower is flue gas to be sequentially provided with except fog-zone positioned at 1 bottom of Flip Zone in crystal region, desulfurizing tower
With flue gas rising area, flue gas is provided with absorption spray thrower except tower top demister 2 is provided with fog-zone, absorbs spray in flue gas rising area
Device includes one-level spray thrower 4, two grades of spray throwers 5, the three-level spray throwers 6 for setting gradually from top to bottom, is located in the desulfurizing tower
Absorbing and flue gas distributor 7 is provided with below spray thrower, the inside of the desulfurizing tower is provided with the cigarette connected with the flue gas Flip Zone 1
Gas declines area, and the flue gas declines area and is provided with exhanst gas outlet, and smoke outlet is provided with two grades of demisters 20.Set in the desulfurizing tower
There are gas circuit dividing plate 19, the flue gas rising area and flue gas demisting area to be located at the side of gas circuit dividing plate 19, the flue gas declines position
In the opposite side of gas circuit dividing plate 19, the flue gas Flip Zone 1 is located at the top of gas circuit dividing plate 19, the crystal region be located at gas circuit every
The lower section of plate 19.The flue gas declines the cross-sectional area in area 19 and accounts for the 20 ~ 50% of desulfurizing tower cross section.Tower top demister 2 is bilayer
Flap demister, has demisting spray thrower 3 in tower top demister 2, two grades of demisters 20 are mesh mist eliminator.As shown in Fig. 2 this reality
Apply gas approach 17 in example and same level position is located at exhanst gas outlet, and the axis of exhanst gas outlet is perpendicular to desulfurizing tower.Described
Gas approach 17 is to be arranged on desulfurizing tower obliquely, and the axis of gas approach is 1 ~ 45 ° with the angle of horizontal direction.
The desulfurizing tower is externally provided with ammonium sulfate crystallization system, and ammonium sulfate crystallization system includes being connected with the absorption spray thrower
Oxidation trough 12, bottom of towe crystal region solution is driven in oxidation trough 12 by primary cycle pump 9, and the solution in oxidation trough 12 passes through
Secondary cycle pump 8 is driven in two grades of spray throwers 5, is provided with oxidation air shower nozzle 11, oxidation air shower nozzle in the oxidation trough 12
Oxidation fan 10 is connected with 11.It is connected with cyclone separator 14, centrifuge 15 and exsiccator 16 on oxidation trough 12 in turn, aoxidizes
In groove 12, serosity is driven in centrifuge 15 by thiamine mother solution delivery pump 13, is connected with and is passed into oxidation trough on the centrifuge 15
Centrifugal liquid recovery channel in 12, has flue gas heat exchange structure on the exsiccator 16, heat exchange structure is by flue and cigarette
Gas import 16 connects.
The following is first instantiation of application the present embodiment：Flue gas is produced by fully-automatic coal-fired boiler, exhaust gas volumn
200Nm3/ h, SO2Content is 3500mg/Nm3；Desulfurizing tower tower diameter 200mm, tower height 3000mm, exhanst gas outlet is with gas approach same
One horizontal level.Gas approach 17 is entered with after the heat exchange cooling of ammonium sulfate crude product in exsiccator 16, through nozzle 18, flue-gas temperature
70 DEG C of nearly saturation dew point temperature is down to by 180 DEG C, ammonium sulfate product of the water content less than 5% is dried to obtain by flue gas heat exchange.Cigarette
Gas is contacted through the spray liquid that gas distributor is sprayed with 4, two grades of spray throwers 5 of one-level spray thrower, three-level spray thrower 6 respectively.Its
Middle one-level spray thrower 4 sprays the ammonia that mass fraction is 10%, the sulfur ammonia for mass fraction 5% ~ 15% of two grades of sprays of spray thrower 5
Mixed solution, the sulfur ammonia mixed solution for mass fraction 10% ~ 20% of the spray of three-level spray thrower 6.Flue gas passes through after spray thrower
Tower top demister 2 enters Flip Zone 1 and changes the direction of motion, continues to flow along tower and flue, after two grades of 20 demistings of demister by
Chimney 21 is discharged.Operation liquid-gas ratio 7.5L/Nm3, SO in purifying smoke2Content 21mg/ Nm3, PM10 concentration 33mg/m3.
The following is second instantiation of application the present embodiment：Flue gas is produced by fully-automatic coal-fired boiler, exhaust gas volumn
350Nm3/ h, SO2Content is 2700mg/Nm3；Desulfurizing tower tower diameter 200mm, tower height 3000mm, exhanst gas outlet is away from tower top 1800mm.
Gas approach 17 is entered with after the heat exchange cooling of ammonium sulfate crude product in exsiccator 16, through technique Water spray 18, flue-gas temperature is by 140
DEG C 65 DEG C of nearly saturation dew point temperature is down to, ammonium sulfate product of the water content less than 5% is dried to obtain by flue gas heat exchange.Flue gas is passed through
Cross gas distributor difference one-level 4, two grades of spray throwers 5 of spray thrower, the spray liquid that three-level spray thrower 6 sprays is contacted.Wherein one-level
Spray thrower 4 sprays the ammonia that mass fraction is 15%, and the sulfur ammonia mixing for mass fraction 5% ~ 15% of two grades of sprays of spray thrower 5 is molten
Liquid, the sulfur ammonia mixed solution for mass fraction 10% ~ 20% of the spray of three-level spray thrower 6.Flue gas is removed by tower top after spray thrower
Day with fog 2 enters Flip Zone 1 and changes the direction of motion, continues to flow along tower and flue, by chimney 21 after two grades of 20 demistings of demister
Discharge.Operation liquid-gas ratio 6L/Nm3, after desulfurizing tower, SO in purifying smoke2Content 17mg/ Nm3, PM10 concentration 29mg/m3.
Embodiment 2：
The structure of the present embodiment as shown in figure 3, the novel ammonia desulphurization device of the present embodiment includes desulfurizing tower, on desulfurizing tower
Gas approach 17 is provided with, nozzle 18 in the gas approach 17, is provided with, the top in the desulfurizing tower is flue gas Flip Zone 1,
Bottommost in the desulfurizing tower is to be sequentially provided with flue gas except fog-zone and flue gas positioned at 1 bottom of Flip Zone in crystal region, desulfurizing tower
Rising area, flue gas are removed in fog-zone and are provided with tower top demister 2, are provided with absorption spray thrower in flue gas rising area, and absorbing spray thrower includes
It is located in the one-level spray thrower for setting gradually from top to bottom 4, two grades of spray throwers 5, three-level spray throwers 6, the desulfurizing tower and absorbs spray
Drench and below device, be provided with flue gas distributor 7, the outside of the desulfurizing tower is provided with the flue gas connected with the flue gas Flip Zone and is declined
Area, the flue gas decline area and are provided with exhanst gas outlet, and smoke outlet is provided with two grades of demisters 20.Tower top demister 2 is double-deck folding
Plate demister, has demisting spray thrower 3 in tower top demister 2, two grades of demisters 20 are mesh mist eliminator.In the present embodiment under flue gas
Drop area is located at outside desulfurizing tower, and flue gas declines area bottom and arranges aerosol collecting tank 23, between the collecting tank 23 and crystal region pass through
It is connected with U-tube 22.It is the 20% ~ 80% of smoke absorption area that the flue gas declines the total height in area, and flue gas declines a diameter of of area
The 20% ~ 60% of king-tower.In the present embodiment, exhanst gas outlet is located at 17 top of gas approach, and the axis of exhanst gas outlet is perpendicular to desulfurization
Tower.The gas approach 17 is to be arranged on desulfurizing tower obliquely, the axis of gas approach and the angle of horizontal direction be 1 ~
45°.
The desulfurizing tower is externally provided with ammonium sulfate crystallization system, and ammonium sulfate crystallization system includes being connected with the absorption spray thrower
Oxidation trough 12, bottom of towe crystal region solution is driven in oxidation trough 12 by primary cycle pump 9, and the solution in oxidation trough 12 passes through
Secondary cycle pump 8 is driven in two grades of spray throwers 5, is provided with oxidation air shower nozzle 11, oxidation air shower nozzle in the oxidation trough 12
Oxidation fan 10 is connected with 11.It is connected with cyclone separator 14, centrifuge 15 and exsiccator 16 on oxidation trough 12 in turn, aoxidizes
In groove 12, serosity is driven in centrifuge 15 by thiamine mother solution delivery pump 13, is connected with and is passed into oxidation trough on the centrifuge 15
Centrifugal liquid recovery channel in 12, has flue gas heat exchange structure on the exsiccator 16, heat exchange structure is by flue and cigarette
Gas import 16 connects.
The following is first instantiation of application the present embodiment：Flue gas is produced by fully-automatic coal-fired boiler, exhaust gas volumn
400Nm3/ h, SO2Content is 3000mg/Nm3；Desulfurizing tower tower diameter 200mm, tower height 3000mm, external decline area diameter 150mm, height
Degree 1500mm.Flue gas is sprayed through nozzle 18, and flue-gas temperature is down to 70 DEG C of nearly saturation dew point temperature by 180 DEG C, by flue gas heat exchange
It is dried to obtain ammonium sulfate product of the water content less than 5%.Flue gas through gas distributor respectively with 4, two grades of one-level spray thrower spray
The spray liquid contact that device 5, three-level spray thrower 6 spray.Wherein the spray of one-level spray thrower 4 mass fraction is 10% ammonia.Flue gas is passed through
Flip Zone is entered by tower top demister 2 after spray thrower and changes the direction of motion, continue to flow along external decline area, in two grades of demistings
Discharged by chimney 21 after 20 demisting of device.With flue through exporting demister discharge.Operation liquid-gas ratio 8L/Nm3, after desulfurizing tower,
SO in purifying smoke2Content 17mg/ Nm3, PM10 concentration 29mg/m3.
The following is second instantiation of application the present embodiment：Flue gas is produced by fully-automatic coal-fired boiler, exhaust gas volumn
350Nm3/ h, SO2Content is 2700mg/Nm3；Desulfurizing tower tower diameter 200mm, tower height 3000mm, external decline area diameter 100mm are high
Degree 1800mm.Flue gas is sprayed through nozzle 18, and flue-gas temperature is down to 75 DEG C of nearly saturation dew point temperature by 180 DEG C, by flue gas heat exchange
It is dried to obtain ammonium sulfate product of the water content less than 5%.Flue gas through gas distributor respectively with 4, two grades of one-level spray thrower spray
The spray liquid contact that device 5, three-level spray thrower 6 spray.Wherein the spray of one-level spray thrower 4 mass fraction is 15% ammonia, and two grades spray
Drench the sulfur ammonia mixed solution for mass fraction 5% ~ 10% of the spray of device 5, the spray of three-level spray thrower 6 for mass fraction 10% ~ 20%
Sulfur ammonia mixed solution.Flue gas after spray thrower enters Flip Zone by tower top demister 2 and changes the direction of motion, continues along external
Decline area's flowing, discharged by chimney 21 after two grades of 20 demistings of demister.Operation liquid-gas ratio 6L/Nm3, after desulfurizing tower, only
Change SO in flue gas2Content 23mg/ Nm3, PM10 concentration 37mg/m3.
In other embodiments of the present utility model, it is one-level or spray thrower more than two-stage to absorb spray thrower, absorbs spray
The spray mode for drenching device is one or two during downward spray, upward spraying, level are sprayed or three kinds；Tower top demister can be with
Using one layer or structure more than two-layer, tower top demister and two grades of demisters can adopt mesh mist eliminator or flap demisting
Device.
Above-described embodiment is only preferred implementation of the present utility model, and those skilled in the art should be recognized that, it is impossible to
The interest field of this utility model is limited with this, and the description in above-described embodiment and description simply illustrates of the present utility model
Principle, on the premise of without departing from this utility model principle, can also make some improvement and modification, and these improve and modification
Should be regarded as protection domain of the present utility model.
Claims (10)
1. novel ammonia desulphurization device, including desulfurizing tower, desulfurizing tower is provided with gas approach（17）And exhanst gas outlet, its feature exists
In：Top in the desulfurizing tower is flue gas Flip Zone（1）, the bottommost in the desulfurizing tower is crystal region, in desulfurizing tower
It is located at Flip Zone（1）Bottom is sequentially provided with flue gas except fog-zone and flue gas rising area, and flue gas is removed in fog-zone and is provided with tower top demister
（2）, it is provided with absorption spray thrower in flue gas rising area, the desulfurizing tower is either internally or externally provided with and the flue gas Flip Zone
（1）The flue gas of connection declines area, and the flue gas declines area and is provided with exhanst gas outlet.
2. novel ammonia desulphurization device according to claim 1, it is characterised in that：The flue gas declines area and is located at desulfurizing tower
Interior, gas circuit dividing plate is provided with the desulfurizing tower（19）, the flue gas rising area and flue gas demisting area are located at gas circuit dividing plate（19）'s
Side, the flue gas decline area and are located at gas circuit dividing plate（19）Opposite side, the flue gas Flip Zone（1）It is located at gas circuit dividing plate（19）
Top, the crystal region be located at gas circuit dividing plate lower section.
3. novel ammonia desulphurization device according to claim 2, it is characterised in that：The flue gas declines the cross-sectional area in area
Account for the 20 ~ 50% of desulfurizing tower cross section.
4. novel ammonia desulphurization device according to claim 1, it is characterised in that：The flue gas declines area and is located at desulfurizing tower
Outward, flue gas declines area bottom setting aerosol collecting tank（23）, the collecting tank（23）U-tube is connected between passing through with crystal region
（22）.
5. novel ammonia desulphurization device according to claim 4, it is characterised in that：The flue gas declines the total height in area
The 20% ~ 80% of smoke absorption area, flue gas decline the 20% ~ 60% of a diameter of king-tower in area.
6. the novel ammonia desulphurization device according to claim 1 ~ 5 any one, it is characterised in that：The desulfurizing tower peripheral hardware
There are ammonium sulfate crystallization system, ammonium sulfate crystallization system to include absorbing the oxidation trough that spray thrower is connected with described（12）, oxidation trough
（12）On be connected with cyclone separator in turn（14）, centrifuge（15）And exsiccator（16）, the centrifuge（15）On be connected with
It is passed into oxidation trough（12）In centrifugal liquid recovery channel, the exsiccator（16）Upper have flue gas heat exchange structure, heat exchange structure
By flue and gas approach（17）Connection.
7. novel ammonia desulphurization device according to claim 6, it is characterised in that：The oxidation trough（12）Oxidation is inside provided with
Air nozzle（11）, oxidation air shower nozzle（11）On be connected with oxidation fan（10）.
8. the novel ammonia desulphurization device according to claim 1 ~ 5 any one, it is characterised in that：The absorption spray thrower
For spray thrower more than one-level or two-stage, the spray mode that absorbs spray thrower is during downward spray, upward spraying, level are sprayed
One or two or three kinds；The tower top demister（2）Silk screen or flap demister demister for one layer or more than two-layer, tower
Top demister（2）Demisting spray thrower is inside provided with（3）.
9. the novel ammonia desulphurization device according to claim 1 ~ 5 any one, it is characterised in that：The gas approach
（17）Nozzle is inside provided with（18）, smoke outlet is provided with two grades of demisters（1）, it is located in the desulfurizing tower and absorbs under spray thrower
Side is provided with flue gas distributor（7）.
10. the novel ammonia desulphurization device according to claim 1 ~ 5 any one, it is characterised in that：The gas approach
（17）It is to be arranged on desulfurizing tower obliquely, the axis of gas approach is 1 ~ 45 ° with the angle of horizontal direction；The exhanst gas outlet
Be located at gas approach top or same level position be located at gas approach, and the axis of exhanst gas outlet is perpendicular to desulfurizing tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620948773.7U CN206008436U (en) | 2016-08-26 | 2016-08-26 | Novel ammonia desulphurization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620948773.7U CN206008436U (en) | 2016-08-26 | 2016-08-26 | Novel ammonia desulphurization device |
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| Publication Number | Publication Date |
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| CN206008436U true CN206008436U (en) | 2017-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471111A (en) * | 2020-10-23 | 2022-05-13 | 中国石油化工股份有限公司 | Claus hydrogenation tail gas wet oxidation pre-desulfurization device and method |
-
2016
- 2016-08-26 CN CN201620948773.7U patent/CN206008436U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471111A (en) * | 2020-10-23 | 2022-05-13 | 中国石油化工股份有限公司 | Claus hydrogenation tail gas wet oxidation pre-desulfurization device and method |
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