CN206273330U - One kind is used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device - Google Patents
One kind is used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device Download PDFInfo
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- CN206273330U CN206273330U CN201621332989.7U CN201621332989U CN206273330U CN 206273330 U CN206273330 U CN 206273330U CN 201621332989 U CN201621332989 U CN 201621332989U CN 206273330 U CN206273330 U CN 206273330U
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- eddy flow
- reducing
- tube bank
- electrostatic
- sulfuric acid
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Abstract
One kind is used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device, and it combines dedusting tube bank, upper and lower flusher and other corollary apparatus etc. and constitutes by shell structure, electrostatic eddy flow.Electrostatic eddy flow combination dedusting tube bank includes the closing in reducing, circular tube bank and the positive six sides anode tube that are tightly connected successively from top to bottom, spiral board and center flush pipe are provided with pipe, center flush pipe is provided with some flooding nozzles, the bottom of center flush pipe is connected with lower flusher, and some reducing spiral boards are additionally provided between two entrances spiral board in circle tube bank；Cathode tube is installed in positive six sides anode tube；Reducing between the pipe tightened up is provided with the reducing spiral board arrangement.The high efficiency electrostatic eddy flow combined dust remover is equally obvious to removal effects such as PM10, PM2.5, and flue gas after treatment reaches national minimum discharge standard.There is particulate matter removing efficiency high, energy-saving.
Description
Technical field
The utility model is related to coal-fired flue-gas pollutant control equipment technical field, more particularly to efficient for coal-fired flue-gas
Electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device.
Background technology
It is always the most important thing that domestic pollution is administered that particulate matter is administered, further severe with environmental protection policy requirement,
Also more and more higher is required to the removal efficiency that particulate matter is administered, to sulfuric acid mist (SO3) improvement also pay attention to further, according to my company
Data, the SO in flue gas2Gas about 2% is converted into SO under the catalytic action of SCR reactors3Sulfuric acid mist, to flue gas
Chimney etc. is with strong corrosivity.Although wet desulfurization system is acted on sulfuric acid mist with 80% removing, still have about according to measuring and calculating
11mg/m3SO3Sulfuric acid mist enters outside neat stress flue to be arranged, and serious has corroded equipment and caused environmental pollution.It is domestic at present
Wet flue gas particulate matter, SO3Sulfuric acid mist waste treatment project field Treatment process is complicated various, but exists mostly more or less
Be difficult to the technological deficiency for breaking through, mechanical demister exist efficiency of dust collection it is low, to PM2.5, SO3Sulfuric acid mist and aeroge etc. take off
Removing solid capacity is not enough and resistance is larger, the problems such as most technical indicators do not reach emission request at all；Wet cottrell is utilized
Discharge electrode electric discharge makes that particulate matter is charged to be caught, and the removal efficiency such as particulate matter, aeroge is high, but electricity consumption power consumption is higher.Therefore
Design is a kind of for removing particulate matter, SO in coal-fired flue-gas3The high efficiency electrostatic eddy flow combination removing means of sulfuric acid mist is that have very much must
Want.
Utility model content
To overcome problems of the prior art, the utility model provides a kind of for the rotation of coal-fired flue-gas high efficiency electrostatic
Stream combination particle thing sulfuric acid mist cooperation-removal device, it is ensured that the stability and high efficiency of wet flue gas particulate matter sulfuric acid mist cooperation-removal device
Operating efficiency, realize row main coal-fired outer to domestic boiler of power plant, Industrial Stoves, steel works sintering machine, pelletizing operation etc.
To SO in flue gas3Effective removing of the particulate matters such as sulfuric acid mist, PM10, PM2.5, aeroge, it is ensured that in reaching national new issue of bidding documents standard
Minimum discharge target of the flue dust of regulation no more than 5 milligrams/cubic metre.
The technical scheme in the invention for solving the technical problem is：This kind revolves for coal-fired flue-gas high efficiency electrostatic
Stream combination particle thing sulfuric acid mist cooperation-removal device, including housing, smoke inlet is provided with housing side, and housing bottom is lower gas
Room, lower chamber top is sequentially provided with lower flusher, electrostatic eddy flow combination dedusting tube bank, upper flusher and upper gas from top to bottom
Room；The electrostatic eddy flow combination dedusting tube bank includes the closing in reducing, the circular tube bank and positive six that are tightly connected successively from top to bottom
Square anode tube, in closing in reducing inner chamber corresponding with circle tube bank junction and circular tube bank and positive six sides anode tube junction
Correspondence is equipped with the spiral flow at inlet plate in inner chamber, and center flush pipe is provided with the inner chamber that closing in reducing is formed with circular tube bank, in
Heart flush pipe is provided with some flooding nozzles, and the bottom of center flush pipe connects with lower flusher, two in circle tube bank
Some reducing spiral boards are additionally provided between the spiral flow at inlet plate；Cathode tube is installed in positive six sides anode tube；The reducing eddy flow
Reducing between the pipe tightened up is provided with plate arrangement.
Further, the closing in reducing, circular tube bank and positive six sides anode tube are circular one end by anchor ear or one end
For square supporting plate is tightly connected.
Further, the cathode tube is stainless steel, and prickle is laid with cathode tube.
Further, the circular tube bank is PE, FRP or stainless steel.
Further, the positive six sides anode pipe internal surface lays conductive carbon fibre felt.
To sum up, above-mentioned technical proposal of the present utility model has the beneficial effect that：
Coal-fired outer smoke evacuation main to domestic boiler of power plant, Industrial Stoves, steel works sintering machine, pelletizing operation etc. can be realized
To SO in gas3Effective removing of the particulate matters such as sulfuric acid mist, PM10, PM2.5, aeroge, so as to realize being advised in national new issue of bidding documents standard
Fixed flue dust is no more than 5 milligram/cubic metre minimum discharge targets.Drop can save consumption, improve the removing effect of particulate matter, sulfuric acid mist
Rate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that electrostatic eddy flow of the present utility model combines dedusting Pipe bundle structure schematic diagram；
Fig. 3 is the utility model spiral board design type figure；
Fig. 4 is the A-A sectional views of Fig. 3.
In figure：
1. electrostatic eddy flow combination dedusting tube bank, 2. descends flusher, 3. goes up flusher, 4. insulating cathode suspension arrangement,
5. reducing between smoke inlet, 6. lower chamber, 7. upper chamber, 8. positive six sides anode tube, 9. cathode tube, 10. circular tube bank, 11. pipes,
12. the spiral flow at inlet plates, 13. reducing spiral boards, 14. closing in reducings, 15. center flush pipes, 16. wash tub pipe interfaces, 17. rinse
Nozzle.
Specific embodiment
Feature of the present utility model and principle are described in detail below in conjunction with accompanying drawing 1-4, illustrated embodiment is only used for
The utility model is explained, protection domain of the present utility model is not limited with this.
As Figure 1-Figure 4, the utility model includes housing, smoke inlet 5 is provided with housing side, under housing bottom is
Air chamber 6.Lower chamber top is sequentially provided with lower flusher 2, the combination dedusting tube bank 1, upper flusher 3 of electrostatic eddy flow from top to bottom
With upper chamber 7.
Electrostatic eddy flow combination dedusting tube bank includes the closing in reducing 14,10 and of circular tube bank that are tightly connected successively from top to bottom
Positive six sides anode tube 8.It is connected with positive six sides anode tube with circular tube bank in closing in reducing inner chamber corresponding with circle tube bank junction
Place is equipped with the spiral flow at inlet plate 12 in correspondence inner chamber.Center flush pipe is provided with the inner chamber that closing in reducing is formed with circular tube bank
15, center flush pipe is provided with some flooding nozzles 17, and the bottom of center flush pipe connects with lower flusher.Restrained in circle
Some reducing spiral boards 13 are additionally provided between interior two entrances spiral board, between being provided with the pipe tightened up at the reducing spiral board arrangement
Reducing.Circle tube bank is the anti-corrosion materials such as PE, FRP or stainless steel.Cathode tube is installed in positive six sides anode tube, just
Six side's anode pipe internal surfaces lay conductive carbon fibre felt.
Closing in reducing, circular tube bank and positive six sides anode tube are that circular one end is that square supporting plate is close by anchor ear or one end
Envelope connection.
Wet flue gas enter the lower chamber 6 for being provided with rectifier structure from smoke inlet 5 after desulfurization, by quiet after uniform rectification
The closing in reducing 14 of the front end of electric eddy flow combination dedusting tube bank 1 enters electrostatic eddy flow combination dedusting tube bank 1, and the combination of electrostatic eddy flow is removed
It is intermittently-arranged in dirt tube bank 1 to have the spiral flow at inlet plate 12 and some reducing spiral boards 13 positioned at rear portion, spiral board specific design type
Formula is as shown in Figure 3, Figure 4.The number of reducing spiral board 13 between pipe at reducing 11 is installed on by Gas Parameters and dedusting coefficient synthesis
Calculate and determine.Flue gas is flowed through after reducing 11 raises speed between closing in reducing 14, pipe, is acted on and being formed through the spiral flow at inlet plate and reducing spiral board
Eddy flow, dust and the droplet collision of greater particle size is adhered on spiral board and tube bank inwall, by installed in center wash tub pipe 15
On the timing of flooding nozzle 17 wash off.Center flush pipe 15 is a part for lower flusher 2, and flushing water is by wash tub pipe
Interface 16 is accessed.By after the front end swirl component treatment of electrostatic eddy flow combination dedusting tube bank 1, flue gas is entrainment of remaining fine particle
Thing enters the electrostatic precipitation part at rear portion.The front end swirl component tube bank of electrostatic eddy flow combination dedusting tube bank 1 is circular tube bank 10, after
The tube bank of end electrostatic precipitation part is orthohexagonal pipe 8, is tightly connected using the mode such as anchor ear or circle change side's supporting plate between the two.It is quiet
Electric precipitation part circular restrains the 10 centrally disposed cathode tubes 9 being connected by insulating cathode suspension arrangement 4, and cathode tube 9 is not for
Rust steel matter, upper laying prickle, after high-tension electricity is passed through cathode tube 9 by the connection of insulating cathode suspension arrangement 4, prickle produces tip to put
Electricity, offset movement is adhered to just in the presence of Coulomb force on fine particle of the electron attachment for ionizing out in flue gas, droplet
On hexagon anode tube 8, washed off by the timing of upper flusher 3.The removal neat stress totally such as particulate matter, droplet is from quiet
Electric eddy flow combination dedusting tube bank 1 out enters upper chamber 7 afterwards, is entered in external elements into outer smokejack afterwards.
This coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device is the innovation skill of field of Environment Protection
Art, with particulate matter, SO3Sulfuric acid mist removal efficiency advantage high, energy-saving.Can realize to domestic boiler of power plant, industry
SO in the main fire coal discharged gas fume such as kiln, steel works sintering machine, pelletizing operation3Sulfuric acid mist, PM10, PM2.5, aeroge etc.
Effective removing of grain thing, so that flue dust specified in realizing national new issue of bidding documents standard is no more than 5 milligram/cubic metre minimum discharge mesh
Mark.
Above-described embodiment is only the description carried out to preferred embodiment of the present utility model, not to model of the invention
Enclose and be defined, on the premise of the utility model design spirit is not departed from, relevant technical staff in the field is to the utility model
Various modifications and improvement, all should expand in protection domain determined by the utility model claims.
Claims (5)
1. it is a kind of to be used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device, it is characterised in that bag
Housing is included, smoke inlet is provided with housing side, housing bottom is lower chamber, and lower chamber top is sequentially provided with undershoot from top to bottom
Cleaning device, electrostatic eddy flow combination dedusting tube bank, upper flusher and upper chamber；Electrostatic eddy flow combination dedusting tube bank from it is lower to
On include the closing in reducing, circular tube bank and the positive six sides anode tube that are tightly connected successively, the closing in reducing connects with circular tube bank
The spiral flow at inlet plate is equipped with the place of connecing correspondence inner chamber and in circular tube bank inner chamber corresponding with positive six sides anode tube junction, is being closed up
Center flush pipe is provided with the inner chamber that reducing is formed with circular tube bank, center flush pipe is provided with some flooding nozzles, centre punch
The bottom for washing pipe is connected with lower flusher, and some reducing eddy flows are additionally provided between two entrances spiral board in circle tube bank
Plate；Cathode tube is installed in positive six sides anode tube；Reducing between the pipe tightened up is provided with the reducing spiral board arrangement.
2. according to claim 1 a kind of for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal
Device, it is characterised in that the closing in reducing, circular tube bank and positive six sides anode tube are that circular one end is by anchor ear or one end
Square supporting plate is tightly connected.
3. according to claim 1 a kind of for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal
Device, it is characterised in that the cathode tube is stainless steel, and prickle is laid with cathode tube.
4. according to claim 1 a kind of for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal
Device, it is characterised in that the circular tube bank is PE, FRP or stainless steel.
5. according to claim 1 a kind of for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal
Device, it is characterised in that the positive six sides anode pipe internal surface lays conductive carbon fibre felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621332989.7U CN206273330U (en) | 2016-12-06 | 2016-12-06 | One kind is used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621332989.7U CN206273330U (en) | 2016-12-06 | 2016-12-06 | One kind is used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device |
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| Publication Number | Publication Date |
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| CN206273330U true CN206273330U (en) | 2017-06-23 |
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| CN201621332989.7U Active CN206273330U (en) | 2016-12-06 | 2016-12-06 | One kind is used for coal-fired flue-gas high efficiency electrostatic eddy flow combination particle thing sulfuric acid mist cooperation-removal device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390664A (en) * | 2016-12-06 | 2017-02-15 | 山东国舜建设集团有限公司 | Efficient static and rotational flow combined sulfuric acid mist synergic particle removing device for coal-fired flue gas |
-
2016
- 2016-12-06 CN CN201621332989.7U patent/CN206273330U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390664A (en) * | 2016-12-06 | 2017-02-15 | 山东国舜建设集团有限公司 | Efficient static and rotational flow combined sulfuric acid mist synergic particle removing device for coal-fired flue gas |
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