CN209108921U - A kind of desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal system - Google Patents
A kind of desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal system Download PDFInfo
- Publication number
- CN209108921U CN209108921U CN201821528658.XU CN201821528658U CN209108921U CN 209108921 U CN209108921 U CN 209108921U CN 201821528658 U CN201821528658 U CN 201821528658U CN 209108921 U CN209108921 U CN 209108921U
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- CN
- China
- Prior art keywords
- flue gas
- desulfurizing tower
- removing device
- dust removing
- water pump
- 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.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 239000003546 flue gas Substances 0.000 title claims abstract description 52
- 239000000428 dust Substances 0.000 title claims abstract description 35
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 30
- 230000023556 desulfurization Effects 0.000 title claims abstract description 30
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 36
- 238000011049 filling Methods 0.000 claims abstract description 17
- 238000005367 electrostatic precipitation Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 39
- 239000007789 gas Substances 0.000 claims description 29
- 238000005273 aeration Methods 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 abstract description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 20
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- -1 de- Sulphur tower Chemical compound 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal systems, including desulfurizing tower, the desulfurizing tower is circular configuration, and intermediate cylinder is set inside desulfurizing tower, spiral plate is set between intermediate cylinder inside the upper semisection of the desulfurizing tower, the spiral plate inner transverse is evenly arranged filling block, two groups of outer rings are arranged in the lower semisection inner wall of the desulfurizing tower along the vertical direction, and inner ring is respectively set at the outer wall of intermediate cylinder height identical as outer ring, atomizer is respectively set in the opposite face of the inner ring and outer rings, the nozzle inclination of the atomizer is upward, this desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal system use sack cleaner, the various ways such as electrostatic precipitation and spray desulfurization, realize flue gas desulfurization and dedusting, guarantee that discharge standard meets national legislation.
Description
Technical field
The utility model relates to waste gas treatment equipment technical field, specially a kind of desulfurating dust removing device for flue gas and flue gas are de-
Sulphur dust pelletizing system.
Background technique
The pernicious gases such as volume of smoke and sulfur dioxide can be generated after the fuel combustions such as fire coal, fuel oil.The formation of haze with
Volume of smoke direct emission has direct relation in an atmosphere, and the formation of acid rain and sulfur dioxide direct emission have directly in an atmosphere
Relationship.In recent years, the haze weather and acid rain weather got worse, seriously polluted the environment that we depend on for existence, Jin Erzhi
Connect the health for compromising people.Therefore, carrying out control to the discharge smoke contamination such as coal-burning boiler and thermal power plant is to realize warp
The requirement of Ji, society, harmonious development, and play coal in China superiority of reserves, realize that coal-burning power plant's sustainable development is fixed
Position requires.The discharge flue gas desulfurization technique such as traditional coal-burning boiler and thermal power plant is generally divided into wet process, semidry method and dry desulfurization etc.
It is several.Wherein Wet Flue Gas Desulfurization Technique application is the most extensive, is that the sulfur dioxide in flue gas is direct in Wet Flue Gas Desulfurization Technique
With misty slurry liquid contacts, so that misty slurries is reacted with sulfur dioxide and be absorbed, to achieve the purpose that desulfurization.
And currently, the wet process of FGD equipment industrially applied is mainly spray absorber.Original spray absorber
Technical comparing is single, and internal structure is simple, other than spraying layer, no other devices that can improve flue gas desulfurization and dedusting efficiency.
For many coal-burning boilers, because of operating condition variation or other reasons, national existing execution is extremely difficult to after running a period of time
The dust content standard of " fossil-fuel power plant atmospheric pollutant emission standard " (B13223~2011).
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provide a kind of desulfurating dust removing device for flue gas and
Flue gas desulfurization dust-removal system realizes that flue gas desulfurization removes using various ways such as sack cleaner, electrostatic precipitation and spray desulfurization
Dirt guarantees that discharge standard meets national legislation, can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of desulfurating dust removing device for flue gas, including de-
Sulphur tower, the desulfurizing tower is circular configuration, and intermediate cylinder is arranged inside desulfurizing tower, inside the upper semisection of the desulfurizing tower and intermediate
Spiral plate is set between cylinder, and the spiral plate inner transverse is evenly arranged filling block, and the lower semisection inner wall of the desulfurizing tower is along perpendicular
Inner ring, the inner ring and outer rings are respectively set at the outer wall of intermediate cylinder height identical as outer ring to two groups of outer rings of setting in histogram
Opposite face atomizer is respectively set, the nozzle inclination of the atomizer is upward, the desulfurization tower side wall below the outer ring
Electrostatic precipitation storehouse is arranged in outside, and electrostatic rod is uniformly arranged inside the electrostatic precipitation storehouse, and the electrostatic precipitation storehouse and air inlet pipe connect
Logical, gas outlet is arranged in the desulfurizing tower upper end, is coupled exhaust pipe at the gas outlet.
As a kind of optimal technical scheme of the utility model, the filling block upper and lower ends are fixed with spiral plate respectively pacifies
Dress, and broken line plate is successively uniformly arranged inside filling block from top to bottom, the broken line plate surface adheres to desulfurizing agent.
As a kind of optimal technical scheme of the utility model, heat-dissipating pipe, the heat-dissipating pipe is arranged in the broken line intralamellar part
It is connected to by pipeline with water pump one, the water pump one is circulating pump, and water pump one is fixedly mounted on inside water tank, and water tank is fixed
It is mounted on inside intermediate cylinder, the water pump one is connect by control switch group with external power supply.
As a kind of optimal technical scheme of the utility model, the atomizer is connected to by pipeline with water pump two, institute
It states water pump two to be fixedly mounted on inside collecting tank, the collecting tank is arranged in desulfurization tower bottom, and collecting tank upper end and desulfurizing tower
Bottom connection, the water pump two are connect by control switch group with external power supply.
The utility model also proposed a kind of flue gas desulfurization dust-removal system, including desulfurating dust removing device for flue gas, the flue gas
Sack cleaner is arranged in the air inlet pipe front end of desulfation dust-extraction device, and the liquid collecting bottom of pond portion of desulfurating dust removing device for flue gas is uniformly arranged
Aeration tube, the aeration tube are connected to air pump, and the air pump is connect by control switch group with external power supply, the flue gas desulfurization
Metallic network of pipelines is set inside the gas outlet of dust-extraction unit, and the metallic network of pipelines is connected to by pipeline with water pump one.
Compared with prior art, the utility model has the beneficial effects that this desulfurating dust removing device for flue gas and flue gas desulfurization remove
Dirt system before desulfurating dust removing device for flue gas using sack cleaner is increased, in advance to the dust in exhaust gas using dry dust removal
Mode is dusted, and guarantees dust removing effects, then in the mode by electrostatic precipitation, final dusting is carried out, then by spraying
Leaching system removes the sulfur dioxide in removing exhaust gas, while to the atomizer for penetrating structure by the misty doctor solution of spray, can
Extend the service life of atomizer, and in spiral plate Inner elongate pass when exhaust gas rising, inside spiral plate
Filling block multiple-contact, and the broken line plate surface inside filling block adheres to desulfurizing agent, carries out again with the sulfur dioxide in exhaust gas
Reaction guarantees desulfurization effect, and the cooling water of the heat-dissipating pipe of broken line intralamellar part and the metallic network of pipelines internal circulation at gas outlet
Exhaust gas temperature is reduced, the vapor in exhaust gas is condensed, reduces the white cigarette at exhaust pipe, while being arranged in liquid collecting bottom of pond portion and exposing
Tracheae effectively prevent precipitating inside collecting tank.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model desulfurating dust removing device for flue gas；
Fig. 2 is the cross-sectional view of the utility model desulfurating dust removing device for flue gas；
Fig. 3 is the schematic diagram of internal structure of the utility model desulfurating dust removing device for flue gas；
Fig. 4 is the utility model filling block schematic diagram；
Fig. 5 is the structural schematic diagram of the utility model flue gas desulfurization dust-removal system.
In figure: 1 desulfurizing tower, 2 electrostatic precipitation storehouses, 3 air inlet pipe, 4 exhaust pipes, 5 spiral plates, 6 filling blocks, 7 intermediate cylinders, in 8
Ring, 9 outer rings, 10 atomizers, 11 broken line plates, 12 heat-dissipating pipes, 13 electrostatic rods, 14 metallic network of pipelines, 15 water tanks, 16 collecting tanks, 17
Sack cleaner, 18 water pumps one, 19 water pumps two, 20 air pumps, 21 aeration tubes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of desulfurating dust removing device for flue gas, including desulfurization
Tower 1, desulfurizing tower 1 is circular configuration, and intermediate cylinder 7 is arranged inside desulfurizing tower 1, inside the upper semisection of desulfurizing tower 1 with intermediate cylinder 7 it
Between spiral plate 5 is set, 5 inner transverse of spiral plate is evenly arranged filling block 6, and the lower semisection inner wall of desulfurizing tower 1 is set along the vertical direction
Set two groups of outer rings 9, and inner ring 8 be respectively set at the outer wall of intermediate cylinder 7 height identical as outer ring 9, inner ring 8 and outer ring 9 it is opposite
Atomizer 10 is respectively set in face, and the nozzle inclination of atomizer 10 is upward, setting outside 1 side wall of desulfurizing tower of 9 lower section of outer ring
Electrostatic precipitation storehouse 2 is uniformly arranged electrostatic rod 13 inside electrostatic precipitation storehouse 2, and electrostatic precipitation storehouse 2 is connected to air inlet pipe 3, desulfurizing tower 1
Gas outlet is arranged in upper end, is coupled exhaust pipe 4 at gas outlet；
6 upper and lower ends of filling block are fixedly mounted with spiral plate 5 respectively, and successively uniformly set from top to bottom inside filling block 6
Set broken line plate 11,11 surface adhesion desulfurizing agent of broken line plate；
Heat-dissipating pipe 12 is set inside broken line plate 11, and heat-dissipating pipe 12 is connected to by pipeline with water pump 1, and water pump 1 is to follow
Ring pump, and water pump 1 is fixedly mounted on inside water tank 15, and water tank 15 is fixedly mounted on inside intermediate cylinder 7, water pump 1 is logical
Control switch group is crossed to connect with external power supply；
Atomizer 10 is connected to by pipeline with water pump 2 19, and water pump 2 19 is fixedly mounted on inside collecting tank 16, liquid collecting
Pond 16 is arranged in 1 bottom of desulfurizing tower, and 16 upper end of collecting tank is connected to 1 bottom of desulfurizing tower, and water pump 2 19 passes through control switch group
It is connect with external power supply.
The utility model also provides a kind of flue gas desulfurization dust-removal system, including desulfurating dust removing device for flue gas, and flue gas desulfurization removes
Sack cleaner 17 is arranged in 3 front end of air inlet pipe of dirt device, and 16 bottom of collecting tank of desulfurating dust removing device for flue gas is uniformly arranged
Aeration tube 21, aeration tube 21 are connected to air pump 20, and air pump 20 is connect by control switch group with external power supply, flue gas desulfurization and dedusting
Metallic network of pipelines 14 is set inside the gas outlet of device, and metallic network of pipelines 14 is connected to by pipeline with water pump 1.
When in use: exhaust gas passes through sack cleaner 17, dry dust removal is carried out inside sack cleaner 17, then exhaust gas
Enter electrostatic precipitation storehouse 2 by air inlet pipe 3, inside electrostatic precipitation storehouse 2, exhaust gas is contacted with electrostatic rod 13, thus by exhaust gas
Remaining adsorbing powder dust, then exhaust gas enters inside desulfurizing tower 1, and the doctor solution inside collecting tank 16 is passed through atomization by water pump 2 19
Spray head 10 sprays, and misty water curtain is formed between inner ring 8 and outer ring 9, the sulfur dioxide when flue gas passes through water curtain, in flue gas
It is reacted with the sweetening component in water curtain, to make sulfur dioxide remove, while flue gas constantly rises, into inside spiral plate 5, so
It is contacted afterwards with the broken line plate 11 inside filling block 6, the desulfurizing agent secondary response again showed with broken line plate 11 guarantees desulfurization effect, together
When water pump 1 act on, make to take away the heat of broken line plate 11 inside heat-dissipating pipe 12 and metallic network of pipelines 14, make flue gas by recirculated water
In vapor condensation, reduce exhaust pipe 4 at white cigarette.
The utility model is used increases sack cleaner 17 before desulfurating dust removing device for flue gas, in advance to the dust in exhaust gas
It is dusted by the way of dry dust removal, guarantees dust removing effects, then in the mode by electrostatic precipitation, carry out secondary remove
Then dirt is passing through spray system, by the misty doctor solution of spray, remove the sulfur dioxide in removing exhaust gas, while to penetrating structure
Atomizer 10, be able to extend the service life of atomizer 10, and when exhaust gas rises is current in 5 Inner elongate of spiral plate
6 multiple-contact of filling block inside path, with spiral plate 5, and the 11 surface adhesion desulfurizing agent of broken line plate inside filling block 6, then
The secondary sulfur dioxide with exhaust gas is reacted, and guarantees desulfurization effect, and heat-dissipating pipe 12 and gas outlet inside broken line plate 11
The cooling water of 14 internal circulation of metallic network of pipelines at place reduces exhaust gas temperature, condenses the vapor in exhaust gas, reduces exhaust pipe 4
The white cigarette at place, while aeration tube 21 is set in 16 bottom of collecting tank, it effectively prevent precipitating inside collecting tank 16.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of desulfurating dust removing device for flue gas, including desulfurizing tower (1), it is characterised in that: the desulfurizing tower (1) is circular configuration,
And intermediate cylinder (7) are set inside desulfurizing tower (1), spiral is set between intermediate cylinder (7) inside the upper semisection of the desulfurizing tower (1)
Plate (5), spiral plate (5) inner transverse are evenly arranged filling block (6), and the lower semisection inner wall of the desulfurizing tower (1) is along vertical
Two groups of outer rings (9) are arranged in direction, and are respectively set inner ring (8) at the outer wall height identical as outer ring (9) of intermediate cylinder (7), described
The opposite face of inner ring (8) and outer ring (9) is respectively set atomizer (10), and the nozzle inclination of the atomizer (10) is upward,
Electrostatic precipitation storehouse (2) are set outside desulfurizing tower (1) side wall below the outer ring (9), the electrostatic precipitation storehouse (2) is internal uniformly
It is arranged electrostatic rod (13), the electrostatic precipitation storehouse (2) is connected to air inlet pipe (3), and gas outlet is arranged in desulfurizing tower (1) upper end,
Exhaust pipe (4) are coupled at the gas outlet.
2. a kind of desulfurating dust removing device for flue gas according to claim 1, it is characterised in that: the filling block (6) up and down two
End is fixedly mounted with spiral plate (5) respectively, and is successively uniformly arranged from top to bottom broken line plate (11) inside filling block (6), described
Broken line plate (11) surface adhesion desulfurizing agent.
3. a kind of desulfurating dust removing device for flue gas according to claim 2, it is characterised in that: set inside the broken line plate (11)
It sets heat-dissipating pipe (12), the heat-dissipating pipe (12) is connected to by pipeline with water pump one (18), and the water pump one (18) is circulating pump, and
It is internal that water pump one (18) is fixedly mounted on water tank (15), and water tank (15) is fixedly mounted on intermediate cylinder (7) inside, the water pump one
(18) it is connect by control switch group with external power supply.
4. a kind of desulfurating dust removing device for flue gas according to claim 1, it is characterised in that: the atomizer (10) passes through
Pipeline is connected to water pump two (19), and the water pump two (19) is fixedly mounted on collecting tank (16) inside, and the collecting tank (16) sets
It sets in desulfurizing tower (1) bottom, and collecting tank (16) upper end is connected to desulfurizing tower (1) bottom, the water pump two (19) passes through control
Switching group is connect with external power supply.
5. a kind of flue gas desulfurization dust-removal system, including desulfurating dust removing device for flue gas described in any one of claim 1-4,
It is characterized in that: air inlet pipe (3) front end setting sack cleaner (17) of the desulfurating dust removing device for flue gas, and flue gas desulfurization and dedusting
Collecting tank (16) bottom of device is uniformly arranged aeration tube (21), and the aeration tube (21) is connected to air pump (20), the air pump
(20) it is connect by control switch group with external power supply, metallic network of pipelines is set inside the gas outlet of the desulfurating dust removing device for flue gas
(14), the metallic network of pipelines (14) is connected to by pipeline with water pump one (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821528658.XU CN209108921U (en) | 2018-09-19 | 2018-09-19 | A kind of desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821528658.XU CN209108921U (en) | 2018-09-19 | 2018-09-19 | A kind of desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209108921U true CN209108921U (en) | 2019-07-16 |
Family
ID=67198892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821528658.XU Expired - Fee Related CN209108921U (en) | 2018-09-19 | 2018-09-19 | A kind of desulfurating dust removing device for flue gas and flue gas desulfurization dust-removal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209108921U (en) |
-
2018
- 2018-09-19 CN CN201821528658.XU patent/CN209108921U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190716 |