CN207210144U - The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation - Google Patents
The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation Download PDFInfo
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- CN207210144U CN207210144U CN201721085663.3U CN201721085663U CN207210144U CN 207210144 U CN207210144 U CN 207210144U CN 201721085663 U CN201721085663 U CN 201721085663U CN 207210144 U CN207210144 U CN 207210144U
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Abstract
It the utility model is related to a kind of processing equipment of flyash curing landfill percolate after burning electricity generation, it includes precipitation separation device, desalter, purification devices and solidification equipment, the precipitation separation device mainly undertakes the calcium ions and magnesium ions for removing percolate, large particulate matter, it is precipitated simultaneously, sediment returns to curing process, enter desalter by the liquid of precipitation separation device and carry out desalination, dense salt liquid carries out return curing process, desalting liquids are handled into purification devices, dialyzate discharges or reuse, concentrate returns to desalter processing, improve recycled in its entirety rate.Compared with prior art, the utility model operating cost is low, can reduce pollution level of the percolate to surrounding environment using the equipment, be advantageous to environmental protection.
Description
Technical field
It the utility model is related to device for treating leachate field, and in particular to flyash curing landfill yard after a kind of burning electricity generation
The processing equipment of percolate.
Background technology
Garbage decrement and recycling can effectively be made using incinerating method processing domestic waste, while can be utilized
Waste gas of incineration heats or the direct generation of electricity, thus burns away the refuse to generate electricity and be gradually referred to as the main development of urban garbage disposal
Direction.And flying dust is then the product formed after waste incineration and generating electricity, it is handled by way of solidifying and filling, and is consolidated in flying dust
Percolate can be produced by changing in processing procedure.
At present, the processing method of the percolate of flyash curing landfill yard predominantly collect storing method, recharge landfill method or
When evaporation concentration method.Percolate is handled using storage method is collected, over time, the total amount of percolate is continuous
Increase, cause it to be overflowed from tank, polluted underground water or destruction local environment.Using recharge burying method to diafiltration
Liquid is handled, and after long-time recharge, causes liquid salinity that the later stage is percolated out and harmful substance to increase, post-processing difficulty
Greatly, meanwhile, the flying dust moisture content of solidification increases, and the potential safety hazards such as leakage easily occur, great influence is caused to environment.And adopt
Percolate is handled with evaporating concentrating method, operating cost is big, less economical.
Utility model content
The purpose of this utility model is to provide a kind of processing equipment of flyash curing landfill percolate after burning electricity generation,
Its operating cost is low, and which reduces flyash curing percolate to ambient contamination degree.
To achieve the above object, the technical solution adopted in the utility model is：
The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation, it includes precipitation separation device, desalination
Device, purification devices and solidification equipment, the precipitation separation device are provided with liquid-inlet, liquid outlet and sediment outlet, institute
State desalter and be provided with liquid-inlet, dense provided with liquid-inlet, desalting liquids outlet and dense salt liquid outlet, the purification devices
Contracting liquid exports and permeate outlet, the solidification equipment are provided with liquid-inlet and sediment import；The precipitation separation device
Liquid-inlet connects penetrating fluid, and liquid outlet connects the liquid-inlet of desalter, and connection solidification equipment in sediment outlet sinks
Starch import；The liquid-inlet of the desalting liquids outlet connection purification devices of the desalter, dense salt liquid outlet connection are solid
Disguise the liquid-inlet put；The liquid-inlet of the concentrated solution outlet connection desalter of the purification devices.
The precipitation separation device device includes sedimentation basin and micron order filter bag.
The desalter includes electrodialysis component, positive filtration module and ion exchange resin, and its operating pressure is
Below 0.5MPa, running temperature are less than 45 DEG C.
The purification devices include reverse osmosis membrane core or DTRO film cores, and its operating pressure is 0.5MPa to 12MPa, operation
Temperature is less than 45 DEG C.
Compared with prior art, the utility model by flyash curing percolate by precipitation separation device, desalter and
Purification devices are handled, and are removed the permeate obtained after calcium ions and magnesium ions, large particulate matter, organic matter and salinity and are reached directly outer
Row or the advantages of reuse, it is simple to operate, and harmful substance can be reduced, reduce pollution journey of the percolate to surrounding environment
Degree, is advantageous to environmental protection；On the other hand, the utility model is handled by preformed precipitate separator, desalter, is being located
Caused sediment, dense salt liquid carry out curing process during reason, compared with directly carrying out curing process to percolate, this reality
Greatly reduced with new curing process amount, reduce the requirement to solidification equipment, thus reduce the overall operation of equipment into
This.
Brief description of the drawings
Fig. 1 is the block diagram of the utility model.
Embodiment
For the technology contents of detailed the utility model, architectural feature, institute's reached purpose and effect, embodiment will be enumerated below
And Figure of description is coordinated to be described in detail.
The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation, it includes precipitation separation device 1, desalination
Device 2, purification devices 3 and solidification equipment 4, precipitation separation device 1 are provided with liquid-inlet, liquid outlet and sediment outlet, taken off
Salt device 2 is provided with liquid-inlet, desalting liquids outlet and dense salt liquid outlet, and purification devices 3 are provided with liquid-inlet, concentrate goes out
Mouth and permeate outlet, solidification equipment 4 are provided with liquid-inlet and sediment import；The liquid-inlet connection of precipitation separation device 1
Penetrating fluid, liquid outlet connect the liquid-inlet of desalter 2, the sediment import of sediment outlet connection solidification equipment 4；It is de-
The liquid-inlet of the desalting liquids outlet connection purification devices 3 of salt device 2, the liquid of dense salt liquid outlet connection solidification equipment 4
Import；The liquid-inlet of the concentrated solution outlet connection desalter 2 of purification devices 3.
During using above-mentioned processing equipment, percolate is entered in precipitation separation device 1 by the liquid-inlet of precipitation separation device 1
Carry out sofening treatment.Softening resin is added to percolate in processing procedure, quick lime or sodium carbonate remove calcium ions and magnesium ions and
Large particulate matter, while percolate is precipitated, to accelerate the process of precipitation, flocculant and flocculation aid can be added, is precipitated
Thing returns to solidification equipment 4 and carries out curing process, and supernatant is filtered using micron order filter bag, then adjusts filtered fluid and closes
After suitable pH value (5~11), into desalter 2.
Liquid after precipitation separation device softens enters desalter 2 and carries out desalting processing, and the desalter 2 is with electricity
For motive force, ion is constantly enriched with the directional migration of electric field, the selective penetrated property of diaphragm, side using ion, opposite side
Ion is constantly migrated；Or using ion concentration as motive force, the permeable pressure head by permoselective membrane both sides is driving force
The spontaneous membrane separating process for realizing Water transport.Desalter 2 includes electrodialysis component, positive filtration module and ion exchange resin,
Its operating pressure is below 0.5MPa, and running temperature is less than 45 DEG C.Run electrodialysis component, positive filtration module and ion exchange
Resin, desalting processing is carried out to liquid, desalting liquids caused by desalting processing enter purification devices 3, and its salt is divided into 30000mg/L
Below；Dense salt liquid caused by desalting processing enters solidification equipment 4 and carries out curing process.
Purification devices 3, using the selective penetrated property of seperation film, physics point are carried out to solute in liquid using pressure as motive force
From screening.Purification devices 3 can use reverse osmosis membrane core or DTRO film cores, and its operating pressure is 0.5MPa to 12MPa, operation
Temperature is less than 45 DEG C.The desalting liquids of desalter 2 are handled into purification devices 3, in the process of running add 5~
200ppm antisludging agents, the organic matter in desalting liquids, salinity, moisture are separated, concentrate is entered by the liquid of desalter 2
Mouth enters desalter 2, improves recycled in its entirety rate, and permeate is directly discharged or recycled.
It is of the present utility model it is critical that the utility model by flyash curing percolate by precipitation separation device 1, desalination
Device 2 and purification devices 3 are handled, and are removed the permeate obtained after calcium ions and magnesium ions, large particulate matter, organic matter and salinity and are reached
It is the advantages of to directly outer row or reuse, simple to operate, and harmful substance can be reduced, percolate is reduced to surrounding environment
Pollution level；On the other hand, the utility model is handled by precipitation separation device 1, desalter 2, in processing procedure
Caused sediment, dense salt liquid carry out curing process, of the present utility model compared with directly carrying out curing process to percolate
Curing process amount greatly reduces, and reduces the requirement to solidification equipment 4, thus reduces the overall operating cost of equipment.
It is described above, only it is the utility model embodiment, any limit not is made to technical scope of the present utility model
System, therefore every any trickle amendment made according to the technical essence of the utility model to above example, equivalent variations are with repairing
Decorations, in the range of still falling within technical solutions of the utility model.
Claims (4)
- A kind of 1. processing equipment of flyash curing landfill percolate after burning electricity generation, it is characterised in that：Including precipitation separation dress Put, desalter, purification devices and solidification equipment, the precipitation separation device are provided with liquid-inlet, liquid outlet and sediment Outlet, the desalter are provided with liquid-inlet, desalting liquids outlet and dense salt liquid outlet, the purification devices and are provided with liquid Import, concentrated solution outlet and permeate outlet, the solidification equipment are provided with liquid-inlet and sediment import；The precipitation separation The liquid-inlet connection penetrating fluid of device, liquid outlet connect the liquid-inlet of desalter, sediment outlet connection solidification dress The sediment import put；The liquid-inlet of the desalting liquids outlet connection purification devices of the desalter, dense salt liquid outlet Connect the liquid-inlet of solidification equipment；The liquid-inlet of the concentrated solution outlet connection desalter of the purification devices.
- 2. the processing equipment of flyash curing landfill percolate, its feature after a kind of burning electricity generation according to claim 1 It is：The precipitation separation device includes sedimentation basin and micron order filter bag.
- 3. the processing equipment of flyash curing landfill percolate, its feature after a kind of burning electricity generation according to claim 1 It is：The desalter includes electrodialysis component, positive filtration module and ion exchange resin, its operating pressure be 0.5MPa with Under, running temperature is less than 45 DEG C.
- 4. the processing equipment of flyash curing landfill percolate, its feature after a kind of burning electricity generation according to claim 1 It is：The purification devices include reverse osmosis membrane core or DTRO film cores, and its operating pressure is 0.5MPa to 12MPa, operation temperature Spend for less than 45 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085663.3U CN207210144U (en) | 2017-08-28 | 2017-08-28 | The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085663.3U CN207210144U (en) | 2017-08-28 | 2017-08-28 | The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation |
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| Publication Number | Publication Date |
|---|---|
| CN207210144U true CN207210144U (en) | 2018-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721085663.3U Active CN207210144U (en) | 2017-08-28 | 2017-08-28 | The processing equipment of flyash curing landfill percolate after a kind of burning electricity generation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396162A (en) * | 2018-12-18 | 2019-03-01 | 杭州秀澈环保科技有限公司 | A kind of energy-efficient treatment technique of garbage flying ash |
-
2017
- 2017-08-28 CN CN201721085663.3U patent/CN207210144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396162A (en) * | 2018-12-18 | 2019-03-01 | 杭州秀澈环保科技有限公司 | A kind of energy-efficient treatment technique of garbage flying ash |
| CN109396162B (en) * | 2018-12-18 | 2024-01-16 | 杭州秀澈环保科技有限公司 | Energy-saving treatment process of garbage fly ash |
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