CN207943959U - A kind of system of desulfurization wastewater zero-emission - Google Patents
A kind of system of desulfurization wastewater zero-emission Download PDFInfo
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- CN207943959U CN207943959U CN201820194018.3U CN201820194018U CN207943959U CN 207943959 U CN207943959 U CN 207943959U CN 201820194018 U CN201820194018 U CN 201820194018U CN 207943959 U CN207943959 U CN 207943959U
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Abstract
The utility model discloses a kind of systems of desulfurization wastewater zero-emission, including regulating reservoir, neutralize case, flow tank, flocculation tanks, clarifying basin, enrichment facility, salt analysis apparatus and regenerating treater, regulating reservoir is connect by waste water delivery pipe with case is neutralized, case is neutralized to connect with flow tank by water-supply-pipe, flow tank in passing through defeated pipe connect with flocculation tanks, flocculation tanks are connect with clarifying basin, clarifying basin is connect by water pipe with filtered water tank, filtered water tank is connect with enrichment facility, enrichment facility is connect by catheter with salt analysis apparatus, salt analysis apparatus is connect by recovery tube with regenerating treater, regenerating treater is connect with power plant water balance system.The salting-out agents using ionic liquid as salting-out crystallization can be realized using utility model device, to realize the zero-emission of desulfurization wastewater, reduce the operating cost of desulfurization wastewater zero-emission.
Description
Technical field
The utility model is related to a kind of systems of desulfurization wastewater zero-emission, belong to desulfurization wastewater process field.
Background technology
The country of great attention with to(for) atmospheric environment protection and water environment protection, the large scale industries such as coal-burning power plant flue gas
What emission standards for sulfur dioxide required becomes further stringent, smoke-gas wet desulfurization technology in coal-fired industry field after,
The desulfurization wastewater that its system generates has become the problem of wastewater treatment since salt content is higher.It is right recently as country
The attention of correlative technology field is obtained in the zero-discharge technology of being gradually increased for industry water emission request, desulfurization wastewater, especially
It is that the reliability in Desulphurization for Coal-fired Power Plant waste water zero-discharge technology is applied more to be paid close attention to.Because of coal-burning power plant's water consumption
Greatly, and there is a large amount of waste heat for utilizing, be the main application fields of waste water zero emission.Coal-burning power plant's wet desulphurization waste water with
Waste water differs greatly caused by the other systems of power plant, is that water quality is most complicated in coal-burning power plant's water system, pollutes the water of most serious
Body.Desulfurization wastewater contains suspended matter, high chlorine root, high salinity and the high concentration heavy metal of high concentration, and environmental pollution is extremely strong,
Therefore desulfurization wastewater zero-emission is imperative.Pollution on the environment is arranged outside waste water in order to reduce, needs to take corresponding skill
Art measure realizes real zero-emission to it.Realize zero-emission, power plant can be water-saving to greatest extent, while protecting to greatest extent
Retaining ring border, the final comprehensive improvement for realizing economy of power plant benefit, social benefit.Currently, what desulfurization wastewater zero-emission was primarily present
Problem is operating cost height.
Utility model content
The purpose of the utility model is to provide a kind of system of desulfurization wastewater zero-emission, processing procedure is simple, effect
It is good, realize the zero-emission of desulfurization wastewater.
In order to solve the above technical problems, the utility model adopts the following technical scheme：A kind of desulfurization wastewater zero-emission
System, including regulating reservoir, neutralization case, flow tank, flocculation tanks, clarifying basin, enrichment facility, salt analysis apparatus and regenerating treater,
Regulating reservoir is connect by waste water delivery pipe with case is neutralized, and is neutralized case and is connect with flow tank by water-supply-pipe, flow tank is defeated in passing through
Pipe is connect with flocculation tanks, and flocculation tanks are connect with clarifying basin, and clarifying basin is connect by water pipe with filtered water tank, and filtered water tank is filled with concentration
Connection is set, enrichment facility is connect by catheter with salt analysis apparatus, and salt analysis apparatus is connect by recovery tube with regenerating treater,
Regenerating treater is connect with power plant water balance system.
In a kind of system of desulfurization wastewater zero-emission above-mentioned, salting-out agents delivery pipe is provided on the regenerating treater
And drainpipe, salting-out agents delivery pipe are connected to the salt analysis apparatus, drainpipe is connected to power plant's water balance system.
In a kind of system of desulfurization wastewater zero-emission above-mentioned, the bottom of the clarifying basin is provided with sludge outlet.
Compared with prior art, salting-out crystallization is used for process without drainage of waste water by the utility model for the first time, and is used for the first time
Ionic liquid is as salting-out agents, and good separating effect, low energy consumption；The technique of " three headers+concentration decrement+salting-out crystallization " is utilized to realize
The zero-emission of desulfurization wastewater, reduces the operating cost of desulfurization wastewater zero-emission.
Description of the drawings
Fig. 1 is the structural schematic diagram of Tthe utility model system.
Reference numeral：1- regulating reservoirs, in 2- and case, 3- flow tanks, 4- flocculation tanks, 5- clarifying basins, 6- filtered water tanks, 7- sludge
Outlet, 8- enrichment facilities, 9- salt analysis apparatus, 10- regenerating treaters, 11- waste water delivery pipes, 12- water-supply-pipes are defeated in 13-
Pipe, 14- water pipes, 15- catheters, 16- recovery tubes, 17- salting-out agents delivery pipes, 18- drainpipes.
The utility model is further described with reference to the accompanying drawings and detailed description.
Specific implementation mode
Embodiment 1：A kind of system of desulfurization wastewater zero-emission, including regulating reservoir 1, neutralize case 2, flow tank 3, flocculation tanks 4,
Clarifying basin 5, enrichment facility 8, salt analysis apparatus 9 and regenerating treater 10, regulating reservoir 1 pass through waste water delivery pipe 11 and neutralization case 2
Connection, neutralize case 2 connect with flow tank 3 by water-supply-pipe 12, flow tank 3 in passing through defeated pipe 13 connect with flocculation tanks 4, flocculation tanks
4 connect with clarifying basin 5, and clarifying basin 5 is connect by water pipe 14 with filtered water tank 6, and filtered water tank 6 is connect with enrichment facility 8, concentration dress
It sets 8 to connect with salt analysis apparatus 9 by catheter 15, salt analysis apparatus 9 is connect by recovery tube 16 with regenerating treater 10, regeneration
Processing unit 10 is connect with power plant water balance system.
Embodiment 3：A kind of system of desulfurization wastewater zero-emission, including regulating reservoir 1, neutralize case 2, flow tank 3, flocculation tanks 4,
Clarifying basin 5, enrichment facility 8, salt analysis apparatus 9 and regenerating treater 10, regulating reservoir 1 pass through waste water delivery pipe 11 and neutralization case 2
Connection, neutralize case 2 connect with flow tank 3 by water-supply-pipe 12, flow tank 3 in passing through defeated pipe 13 connect with flocculation tanks 4, flocculation tanks
4 connect with clarifying basin 5, and clarifying basin 5 is connect by water pipe 14 with filtered water tank 6, and filtered water tank 6 is connect with enrichment facility 8, concentration dress
It sets 8 to connect with salt analysis apparatus 9 by catheter 15, salt analysis apparatus 9 is connect by recovery tube 16 with regenerating treater 10, regeneration
Processing unit 10 is connect with power plant water balance system.Salting-out agents delivery pipe 17 and drainpipe are provided on regenerating treater 10
18, salting-out agents delivery pipe 17 is connected to salt analysis apparatus 9, and drainpipe 18 is connected to power plant's water balance system.
Embodiment 3：A kind of system of desulfurization wastewater zero-emission, including regulating reservoir 1, neutralize case 2, flow tank 3, flocculation tanks 4,
Clarifying basin 5, enrichment facility 8, salt analysis apparatus 9 and regenerating treater 10, regulating reservoir 1 pass through waste water delivery pipe 11 and neutralization case 2
Connection, neutralize case 2 connect with flow tank 3 by water-supply-pipe 12, flow tank 3 in passing through defeated pipe 13 connect with flocculation tanks 4, flocculation tanks
4 connect with clarifying basin 5, and clarifying basin 5 is connect by water pipe 14 with filtered water tank 6, and filtered water tank 6 is connect with enrichment facility 8, concentration dress
It sets 8 to connect with salt analysis apparatus 9 by catheter 15, salt analysis apparatus 9 is connect by recovery tube 16 with regenerating treater 10, regeneration
Processing unit 10 is connect with power plant water balance system.Salting-out agents delivery pipe 17 and drainpipe are provided on regenerating treater 10
18, salting-out agents delivery pipe 17 is connected to salt analysis apparatus 9, and drainpipe 18 is connected to power plant's water balance system.The bottom of clarifying basin 5 is set
It is equipped with sludge outlet 7.
The operation principle of the utility model：By by regulating reservoir 1 adjusting after desulfurization wastewater, successively introduce neutralize case 2,
Flow tank 3, flocculation tanks 4 obtain eliminating the 4th desulfurization wastewater of suspended matter, high chlorine root, high salinity and high concentration heavy metal,
Then after the separation of removing contamination of clarifying basin 5, clear water liquid and sludge are obtained, clear water liquid will be separated and introduce filtered water tank 6 into one
The purification clear water liquid of step, obtains Halite water, then to obtain dry salt, first with 8 concentration Halite water of enrichment facility,
The higher concentrate of salt content is obtained, salting-out agents are added to the concentrate for introducing salt analysis apparatus 9, to make the salt in concentrate
Part crystallization is precipitated, and obtains salt material, then salt material is carried out dehydrating removal excessive moisture, finally further does dehydration salt
Dry processing can obtain being used for industrial dry salt.It is useless in order to recycle the saliferous generated in salting-out crystallization processing procedure
Water and the salting-out agents underused carry out again brine waste and the salting-out agents underused by regenerating treater 10
Raw processing, to obtain the salting-out agents that can be used for salting-out crystallization processing and the water that can be used for power plant's water balance system, to reduce
The operating cost of desulphurization cost and power plant.
Claims (3)
1. a kind of system of desulfurization wastewater zero-emission, which is characterized in that including regulating reservoir (1), neutralize case (2), flow tank (3),
Flocculation tanks (4), clarifying basin (5), enrichment facility (8), salt analysis apparatus (9) and regenerating treater (10), the regulating reservoir (1) are logical
It crosses waste water delivery pipe (11) and is connect with case (2) is neutralized, the neutralization case (2) is connect by water-supply-pipe (12) with flow tank (3), institute
It states defeated pipe (13) during flow tank (3) passes through to connect with flocculation tanks (4), the flocculation tanks (4) connect with clarifying basin (5), described clear
Clear pond (5) is connect by water pipe (14) with filtered water tank (6), and the filtered water tank (6) connect with enrichment facility (8), the concentration
Device (8) is connect by catheter (15) with salt analysis apparatus (9), and the salt analysis apparatus (9) passes through at recovery tube (16) and regeneration
It manages device (10) to connect, regenerating treater (10) is connect with power plant water balance system.
2. a kind of system of desulfurization wastewater zero-emission according to claim 1, which is characterized in that the regenerating treater
(10) salting-out agents delivery pipe (17) and drainpipe (18) are provided on, the salting-out agents delivery pipe (17) is connected to the dress of saltouing
It sets (9), the drainpipe (18) is connected to power plant's water balance system.
3. a kind of system of desulfurization wastewater zero-emission according to claim 2, which is characterized in that the clarifying basin (5)
Bottom is provided with sludge outlet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820194018.3U CN207943959U (en) | 2018-02-05 | 2018-02-05 | A kind of system of desulfurization wastewater zero-emission |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820194018.3U CN207943959U (en) | 2018-02-05 | 2018-02-05 | A kind of system of desulfurization wastewater zero-emission |
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| CN207943959U true CN207943959U (en) | 2018-10-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111018030A (en) * | 2019-12-17 | 2020-04-17 | 华新绿源环保股份有限公司 | Process for desalting high-salt water and treating sewage through freezing phase change |
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2018
- 2018-02-05 CN CN201820194018.3U patent/CN207943959U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111018030A (en) * | 2019-12-17 | 2020-04-17 | 华新绿源环保股份有限公司 | Process for desalting high-salt water and treating sewage through freezing phase change |
| CN111018030B (en) * | 2019-12-17 | 2022-05-10 | 华新绿源环保股份有限公司 | Process for desalting high-salt water and treating sewage through freezing phase change |
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