CN209065676U - A kind of desulfurization wastewater recyclable device - Google Patents
A kind of desulfurization wastewater recyclable device Download PDFInfo
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- CN209065676U CN209065676U CN201821510694.3U CN201821510694U CN209065676U CN 209065676 U CN209065676 U CN 209065676U CN 201821510694 U CN201821510694 U CN 201821510694U CN 209065676 U CN209065676 U CN 209065676U
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Abstract
The utility model discloses a kind of desulfurization wastewater recyclable device, includes at least first filter, reaction flotation tank, reaction settling basin, ammonia-nitrogen stripping tower, crystallizer, the second filter and bipolar membrane electrodialysis resolver and recovery unit.First filter is connected by the reaction flotation tank and ammonia-nitrogen stripping tower connecting with reaction settling basin.Ammonia-nitrogen stripping tower is connected by the crystallizer and bipolar membrane electrodialysis resolver connecting with the second filter.Recovery unit includes acid solution storage pool, lye storage pool and/or fresh water storage pool.The desalting chamber of bipolar membrane electrodialysis resolver connect with fresh water storage pool, and the lye pole room of bipolar membrane electrodialysis resolver is connect with lye storage pool, and the acid solution pole room of bipolar membrane electrodialysis resolver is connect with acid solution storage pool.Desulfurization wastewater reaches discharge standard through filtering, chemical precipitation, ammonia nitrogen removal, dechlorination and electrodialysis process, can obtain chemicals abundant, realizes recycling for desulfurization wastewater.
Description
Technical field
The utility model relates to Industrial Wastewater Treatment and resource circulation utilization technical field more particularly to a kind of desulfurization wastewaters
Recyclable device.
Background technique
Desulfurization wastewater is that salt content and the highest end of pollutant are useless in the industrial circles such as water power, petroleum, chemical industry and food
How one of water economically and efficiently handles desulfurization wastewater to the economy, the feature of environmental protection and sustainable development of resource with outstanding
Meaning.Contain a large amount of calcium ion, magnesium ion, chloride ion and other heavy metal ion in desulfurization wastewater, and in desulfurization wastewater also
Height contains ammonia nitrogen and organic matter.The above feature of desulfurization wastewater brings huge challenge to its processing and concentration etc..
In the traditional handicraft of desulfurization wastewater, frequently with direct chemical precipitation method.The technique is using directly dispensing milk of lime
The pH value of desulfurization wastewater is modulated 9.5, while launching going for a large amount of flocculating agent, flocculation aid realization heavy metal precipitation and suspended matter
It removes, to reach discharge standard.But conventional method needs to launch a large amount of medicament, and a large amount of slag mud generated are needed via place
Reason, and chloride ion can not be effectively treated, and easily cause equipment point corrosion and potential pollution problem.Therefore, a kind of to be directed to desulfurization
The processing unit of waste water seems very urgent.
For example, desulfurization wastewater treatment system disclosed in the Chinese invention patent of Publication No. CN107226571A and desulfurization are useless
The processing method of water.A kind of desulfurization wastewater treatment system of the offer and method for treating desulfurized wastewater, the desulfurization wastewater processing system
System includes the desulfurizer being sequentially communicated, waste-water vortex device, Sand Filtration System, chimney flue type heat exchanger, supersonic atomizer and removes
Dirt device.Waste-water vortex device is separated by solid-liquid separation desulfurization wastewater.Sand Filtration System is filtered desulfurization wastewater.Chimney flue type heat exchanger position
In the gas approach of desulfurizer, desulfurization wastewater in chimney flue type heat exchanger with high-temperature flue gas in exchanging heat.Supersonic atomizer
With nozzle, supersonic atomizer carries out atomization process to desulfurization wastewater to form droplet.Deduster has inlet flue duct, ultrasound
The nozzle of wave atomising device is installed in the inlet flue duct of deduster so that the desulfurization wastewater after atomization is sprayed onto the import cigarette of deduster
Inorganic salt particle is dried and be precipitated to the desulfurization wastewater in road, atomization by high-temperature flue gas, and inorganic salt particle enters deduster and is removed.
For above-mentioned patent when implementing, at least have following deficiency: the device relies on supersonic atomizer more, needs to throw
Enter more cost, and supersonic atomizer can generate noise pollution；The device can generate dust, put into deduster immediately
It has dust and enters and cause dust pollution in atmosphere.
Summary of the invention
For the deficiencies of the prior art, the present invention provides a kind of desulfurization wastewater recyclable devices, include at least the first filtering
Device reacts flotation tank, reaction settling basin, ammonia-nitrogen stripping tower, crystallizer, the second filter and bipolar membrane electrodialysis resolver and returns
Receive unit；The first filter passes through the reaction settling basin of series connection and the reaction flotation tank and ammonia-nitrogen stripping tower
Connection；The ammonia-nitrogen stripping tower is connect by the crystallizer with bipolar membrane electrodialysis resolver, the crystallizer and Bipolar Membrane
Second filter is provided between electrodialysis resolver；The recovery unit include acid solution storage pool, lye storage pool and/
Or fresh water storage pool, wherein the desalting chamber of the bipolar membrane electrodialysis resolver connect with the fresh water storage pool, described bipolar
The lye pole room of membrane electrodialysis resolver is connect with the lye storage pool, the acid solution pole room of the bipolar membrane electrodialysis resolver
It is connect with the acid solution storage pool.
According to a kind of preferred embodiment, the air bearing reaction tank for being provided with relief valve passes through pressure piping and pneumatics
Machine connection, the air bearing reaction tank are connect by centrifuge with hydroxide storeroom, the liquid outlet end of the centrifuge and
The reaction settling basin connection.
According to a kind of preferred embodiment, be provided between the ammonia-nitrogen stripping tower and the crystallizer with it is mechanical again
Press the heat exchanger of heater connection；At least one centrifugal pump is provided between second filter and the crystallizer.
According to a kind of preferred embodiment, the reaction settling basin is connect by dosing pump with dosing pond.
According to a kind of preferred embodiment, described device further includes biochemical aeration tank, and the reaction settling basin passes through institute
It states biochemical aeration tank to connect with the ammonia-nitrogen stripping tower, wherein the biochemical aeration tank is provided with tank connected with ammonia storage
First ammonia outlet；And/or the ammonia-nitrogen stripping tower is provided with and stores tank connected second ammonia outlet with ammonia.
According to a kind of preferred embodiment, described device further includes the homogeneous pond connecting with the first filter, institute
It states homogeneous pond and is provided with the first PH detector for measuring supplied materials waste water PH；And/or the homogeneous pond is provided with for measuring
The 2nd PH detector of discharging waste water PH.
According to a kind of preferred embodiment, the lye storage pool by lye conveyance conduit respectively with the homogeneous pond
And/or the air bearing reaction tank connection.
According to a kind of preferred embodiment, at least one filling out using zeolite as substrate is provided in the first filter
The bed of material.
According to a kind of preferred embodiment, the homogeneous pond is connect with batch-type sedimentation basin；Wherein, the homogeneous pond
Waste material import is connect with the useless mouth of the discharging of the batch-type sedimentation basin by pipeline；The batch-type sedimentation basin includes at least one
Preformed precipitate pond, at least one described preformed precipitate pond is to connect and/or form in parallel connects.
According to a kind of preferred embodiment, described device further includes precipitating with the homogeneous pond and/or the batch-type
The sludge recovery pond of pond connection；The sludge recovery pond includes sludge concentration tank, dewatering centrifuge and/or sludge-tank；The dirt
Mud thickener, the dewatering centrifuge and/or the sludge-tank are sequentially connected in series；The sludge concentration tank and the batch-type
Sedimentation basin and/or the homogeneous pond are connected by sludge pump；The liquid outlet of the dewatering centrifuge and the batch-type precipitate
Pond connection.
The utility model provides a kind of desulfurization wastewater recyclable device, has at least the following advantages:
(1) for the characteristics of containing hardness ions, ammonia nitrogen and chloride ion high in desulfurization wastewater, reaction settling basin, ammonia nitrogen are provided with
Stripping tower and crystallizer remove hardness ions, ammonia nitrogen and chloride ion respectively, and removal hardness ions, ammonia nitrogen and chloride ion can also obtain hydrogen-oxygen
Compound, ammonia and sodium chloride are handled desulfurization wastewater the resource that can also recycle in desulfurization wastewater；
(2) desulfurization wastewater after processing is handled by bipolar membrane electrodialysis resolver, obtains soda acid and fresh water saline solution, is reduced
Injury of the water to environment after discharge；
(3) a small amount of sodium carbonate, the medicament in homogeneous pond and reaction flotation tank is only added in device in reaction settling basin
The lye generated from bipolar membrane electrodialysis resolver, package unit rationally utilize resource, and operating cost is low.
Detailed description of the invention
Fig. 1 is a kind of logic module schematic diagram of desulfurization wastewater recyclable device provided by the utility model.
Reference signs list
1: 9: the second filter of batch-type sedimentation basin
2: homogeneous pond 10: bipolar membrane electrodialysis resolver
3: first filter 11: acid solution storeroom
4: reaction flotation tank 12: lye storeroom
5: reaction settling basin 13: fresh water storeroom
6: biochemical aeration tank 41: hydroxide storeroom
7: ammonia-nitrogen stripping tower 51: dosing pond
8: crystallizer 67: ammonia storage tank
Specific embodiment
It is described in detail with reference to the accompanying drawing.
It in description of the invention, term " first ", " second ", " third " and is used for description purposes only, and should not be understood as
Indication or suggestion relative importance or the quantity for implicitly indicating indicated technical characteristic." first ", " are defined as a result,
Two ", " third " and feature can explicitly or implicitly include one or more of the features.In retouching for the utility model
In stating, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " inside ", " inside " is that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
In the present invention, term " removably " is bonding, key connection, threaded connection, pin connection, card
Connect, hingedly, one of clearance fit or transition fit.It for the ordinary skill in the art, can be according to specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1
The present embodiment provides a kind of desulfurization wastewater recyclable devices.As shown in Figure 1, the device include at least first filter 3,
React flotation tank 4, reaction settling basin 5, ammonia-nitrogen stripping tower 7, crystallizer 8, the second filter 9 and bipolar membrane electrodialysis resolver 10
And recovery unit.First filter 3 is connected by the reaction settling basin 5 and reaction flotation tank 4 and ammonia-nitrogen stripping tower 7 being connected in series
It connects.Ammonia-nitrogen stripping tower 7 is connect by crystallizer 8 with bipolar membrane electrodialysis resolver 10.Crystallizer 8 and bipolar membrane electrodialysis parse
The second filter 9 is provided between device 10.Recovery unit includes acid solution storage pool 11, lye storage pool 12 and/or fresh water storage
Pond 13.Wherein, the desalting chamber of bipolar membrane electrodialysis resolver 10 connect with fresh water storage pool 13.Bipolar membrane electrodialysis resolver 10
Lye pole room connect with lye storage pool 12.The acid solution pole room and acid solution storage pool 11 of bipolar membrane electrodialysis resolver 10 connect
It connects.
First filter 3 includes cylinder, filter core and sewage draining exit.Filter core is built in cylinder, and sewage outfalls setting is on cylinder.
Preferably, first filter 3 uses sand stick filter, i.e. sand stick of the filter core with several fine holes.
Ammonia-nitrogen stripping tower 7 includes tower body cylinder, column plate, heater, upper cover, lower head, skirt, lifting lug and manhole.Add
Hot device is welded in tower body cylinder.In the heating tube insertion column plate of heater.Column plate in the form of grafting with the inner wall of tower body cylinder
Connection.Upper cover is connect by flange with the upper end of tower body cylinder.Water inlet is connect in the form of expanded joint with upper cover.Exhaust outlet
It is connect in the form of expanded joint with upper cover.Lower head is connect by end socket with the lower end of tower body cylinder.Discharge outlet is with the shape of expanded joint
Formula connect skirt with lower head and connect in the form welded with the lower end outer wall of tower body cylinder.Form and upper envelope of the lifting lug to weld
Head connection.The middle section of tower body cylinder opens up the first manhole, and with equal-area method to tapping reinforcement.Water inlet and reaction settling basin
5 connections.Exhaust outlet is connect with ammonia storage tank 67.Discharge outlet is connect with crystallizer 8.
Preferably, the air bearing reaction tank 4 for being provided with relief valve is connect by pressure piping with air compressor machine.Air bearing reaction tank 4
It is connect by centrifuge with hydroxide storeroom 41.The liquid outlet end of centrifuge is connect with reaction settling basin 5.Air bearing reaction
Pond is the principle using pressure floatation air, is dissolved in waste water and reaches saturation state for air, then unexpected pressure release to normal pressure
At this moment state is dissolved in the air in waste water just at hypersaturated state, is released with atomic small bubble, solid particle is stained with
Bubble is floated on its floating.Then removed by the bubbler of scraping for being built in air bearing reaction tank, the gas-liquid-solid three-phase mixture of removing by
Centrifuge separation.Isolated solid particle is stored to hydroxide storeroom 41.It is heavy that the gas-liquid two-phase isolated is emitted into reaction
Shallow lake pond 5.It scrapes bubbler and removes the discharge of wastewater after gas-liquid-solid three-phase mixture to reaction settling basin 5.
Preferably, the heat exchanger for being provided between ammonia-nitrogen stripping tower 7 and crystallizer 8 and mechanically heater being pressed to connect again.
At least one centrifugal pump is provided between second filter 9 and crystallizer 8.Specifically, between the second filter 9 and crystallizer 8
It is provided with a centrifugal pump.2 are also provided between second filter 9 and crystallizer 8,3 or more centrifugal pumps.Knot
Brilliant device 8 is recycled to the chloride ion in desulfurization wastewater, is removed chloride ion in the form of chloride crystals.
Preferably, crystallizer 8 has guide shell.Guide shell and the first crystallizing bed connection with several through-holes.Sodium chloride
The lower end of crystallizer offers the first liquid outlet and the second liquid outlet.When crystalliferous solution exceeds the first liquid outlet position,
It is walked by crystallisation cycle pumping, is reheated into heat exchanger.It crystallizes thermal liquid pipe and the end of guide shell is provided with diameter edge
Guide shell axial direction gradually smaller nozzle from the bottom up.Second liquid outlet is separated through centrifugal pump, the crystal deposit isolated
Crystal tank, the liquid isolated are discharged into the second filter 9.
Second filter 9 further filters the molecule in liquid.Preferably, the second filter 9 is using security personnel's filter
Device.To prevent molecule from scratching the membrane structure in bipolar membrane electrodialysis resolver.Filter of ensuring public security uses filter shell and filtering
The structure of filter core.Filter core has sintered filter core, fusion-jet type filter core and honeycomb filter core.Specifically, the second filter 9 is micro- using 5
The honeycomb filter core of rice.
Bipolar Membrane in bipolar membrane electrodialysis resolver is a kind of novel ion-exchange composite membranes.It is usually by cation
Switching layer (N-type film), interface hydrophilic layer (Catalytic Layer) and anion exchange layer (p-type film) are combined, and are truly
Reaction film.Under DC electric field effect, hydrolytic dissociation can be respectively obtained hydrogen ion and hydroxide ion in film two sides by Bipolar Membrane.
Using this feature, the bipolar membrane electrodialysis resolver that Bipolar Membrane and other anion and cation exchange membranes are combined into can be not
It is introduced into the case where new component and converts corresponding bronsted lowry acids and bases bronsted lowry for the salt in aqueous solution.The inside device of bipolar membrane electrodialysis resolver
Wall has positive electrode and negative electrode.Bipolar Membrane is located between the positive electrode and negative electrode of bipolar membrane electrodialysis resolver.
Preferably, reaction settling basin 5 is connect by dosing pump with dosing pond 51.Dosing has dissolved sodium carbonate liquor in pond
And/or sodium bicarbonate.Reaction settling basin is pumped into through dosing pump.Preferably, dosing pump uses metering pump, to prevent medication from wasting.
In reaction settling basin 5, precipitation of calcium carbonate can be generated, is stored in calcium carbonate storeroom.
It preferably, further include biochemical aeration tank 6 the present embodiment provides desulfurization wastewater recyclable device.Reaction settling basin 5 passes through
Biochemical aeration tank 6 is connect with ammonia-nitrogen stripping tower 7.Wherein, biochemical aeration tank 6 is provided with the first ammonia connecting with ammonia storage tank 67
Gas outlet.And/or ammonia-nitrogen stripping tower 7 is provided with the second ammonia outlet connecting with ammonia storage tank 67.Specifically, biochemical aeration
Pond 6 uses the aerobic aeration pond of active sludge.Activated sludge process is the biological wastewater treatment based on activated sludge
Main method.Activated sludge process is that air is continuously passed through into waste water.Through shape due to aerobic microorganism is bred after a certain period of time
At sludge-like flocculate.The micropopulation based on zoogloea is inhabited thereon, and there is very strong absorption and oxidation of organic compounds
Ability.The production port of biochemical aeration tank 6 is connect with ammonia storage tank 67.The production mouth of a river of biochemical aeration tank 6 and ammonia-nitrogen stripping tower 7
Connection.
It preferably, further include the homogeneous pond 2 being connect with first filter 3 the present embodiment provides desulfurization wastewater recyclable device.
Homogeneous pond 2 is provided with the first PH detector for measuring supplied materials waste water PH.And/or homogeneous pond 2 is provided with for measuring discharging
The 2nd PH detector of waste water PH.
Preferably, lye storage pool 12 is connect with homogeneous pond 2 and/or air bearing reaction tank 4 respectively by lye conveyance conduit.
Preferably, at least one is provided in first filter 3 using zeolite as the packing layer of substrate.
Preferably, homogeneous pond 2 is also connect with batch-type sedimentation basin 1.Wherein, the waste material import in homogeneous pond 2 and batch-type are heavy
The useless mouth of the discharging in shallow lake pond 1 passes through pipeline and connects.Batch-type sedimentation basin 1 includes at least one preformed precipitate pond.At least one preformed precipitate
Pond is to connect and/or form connection in parallel.
Preferably, the present embodiment provides desulfurization wastewater recyclable devices further includes and homogeneous pond 2 and/or batch-type sedimentation basin 1
The sludge recovery pond of connection.Sludge recovery pond includes sludge concentration tank, dewatering centrifuge and/or sludge-tank.Sludge concentration tank takes off
Water centrifuge and/or sludge-tank are sequentially connected in series.Sludge concentration tank and batch-type sedimentation basin 1 and/or homogeneous pond 2 pass through sludge
Pump connection.The liquid outlet of dewatering centrifuge is connect with batch-type sedimentation basin 1.
Working principle:
Contain a large amount of flocculate, COD, suspended matter, calcium ions and magnesium ions, ammonia nitrogen and chloride ion in desulfurization wastewater, it cannot be straight
Run in and puts.Through staticly settling in batch-type sedimentation basin 1, flocculate, COD, suspended matter in desulfurization wastewater are had desulfurization wastewater
Effect removal.In homogeneous pond 2, being added to aqueous slkali (aqueous slkali generated from bipolar membrane electrodialysis resolver 10) makes its PH
Value maintains 10, pre-processes to calcium ions and magnesium ions.In first filter 3, to flocculate, COD, suspended matter, calcium ions and magnesium ions
Compound particle further remove.Tertiary treatment through batch-type sedimentation basin 1, homogeneous pond 2 and first filter 3, desulfurization are useless
Flocculate, COD and suspension content in water significantly reduce.In air bearing reaction tank 4, aqueous slkali is added to (from double
The aqueous slkali that pole membrane electrodialysis resolver 10 generates), under the collective effect of air compressor machine and relief valve, produced in air bearing reaction tank 4
Raw hydroxide suspension particle.Under the action of scraping bubbler, the gas-liquid three-phase mixture of the suspended particulate containing hydroxide is removed,
Remaining liquid is discharged into reaction settling basin 5.Reaction settling basin 5 is by being pumped into sodium bicarbonate and/or sodium carbonate, to desulfurization wastewater
In Calcium-ion absorption.It generates precipitation of calcium carbonate and is stored in calcium carbonate storeroom, remaining liquid is discharged into biochemical aeration tank 6.?
In biochemical aeration tank 6, aerobic bacteria is to ammonia nitrogen removal.Ammonia is stored in ammonia tank, and remaining liquid is discharged into ammonia-nitrogen stripping tower 7.Ammonia
Further removal ammonia nitrogen, the ammonia of generation are stored in ammonia tank to nitrogen stripping tower 7.Remaining liquid is discharged into crystallizer 8.In crystallizer
In 8, by the liquid after mechanically pressing steam to heat again through evaporation and condensation.The concentrated solution of chloride crystal is precipitated,
Concentrated solution is through centrifugal pump, Isolating chlorinated object crystal and concentrated solution.Concentrated solution is discharged into after the second filter 9 removes fine particle
In bipolar membrane electrodialysis resolver 10.Under the action of bipolar membrane electrodialysis resolver 10, decomposition obtains acid, alkali and fresh water.Alkali
Liquid reuse, the PH for homogeneous pond are adjusted and are generated hydroxide in air bearing reaction tank 4.
The sludge that batch-type sedimentation basin 1 and homogeneous pond 2 generate is discharged into the processing of sludge recovery pond.
It should be noted that above-mentioned specific embodiment is exemplary, those skilled in the art can disclose in the present invention
Various solutions are found out under the inspiration of content, and these solutions also belong to disclosure of the invention range and fall into this hair
Within bright protection scope.It will be understood by those skilled in the art that description of the invention and its attached drawing are illustrative and are not
Constitute limitations on claims.Protection scope of the present invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of desulfurization wastewater recyclable device, include at least first filter (3), reaction flotation tank (4), reaction settling basin (5),
Ammonia-nitrogen stripping tower (7), crystallizer (8), the second filter (9) and bipolar membrane electrodialysis resolver (10) and recovery unit, it is special
Sign is,
The first filter (3) passes through the reaction settling basin (5) of series connection and the reaction flotation tank (4) and ammonia nitrogen
Stripping tower (7) connection；The ammonia-nitrogen stripping tower (7) is connect by the crystallizer (8) with bipolar membrane electrodialysis resolver (10),
Second filter (9) is provided between the crystallizer (8) and bipolar membrane electrodialysis resolver (10),
The recovery unit includes acid solution storage pool (11), lye storage pool (12) and/or fresh water storage pool (13), wherein
The desalting chamber of the bipolar membrane electrodialysis resolver (10) connect with the fresh water storage pool (13), the Bipolar Membrane electric osmose
The lye pole room of analysis resolver (10) is connect with the lye storage pool (12), the acid of the bipolar membrane electrodialysis resolver (10)
Liquid pole room is connect with the acid solution storage pool (11).
2. desulfurization wastewater recyclable device as described in claim 1, which is characterized in that be provided with the air bearing reaction of relief valve
Pond (4) is connect by pressure piping with air compressor machine,
The air bearing reaction tank (4) is connect by centrifuge with hydroxide storeroom (41), the liquid outlet of the centrifuge
End is connect with the reaction settling basin (5).
3. desulfurization wastewater recyclable device as claimed in claim 2, which is characterized in that the ammonia-nitrogen stripping tower (7) and the knot
The heat exchanger for being provided between brilliant device (8) and mechanically heater being pressed to connect again；
At least one centrifugal pump is provided between second filter (9) and the crystallizer (8).
4. desulfurization wastewater recyclable device as claimed in claim 3, which is characterized in that the reaction settling basin (5) passes through dosing
Pump is connect with dosing pond (51).
5. desulfurization wastewater recyclable device as claimed in claim 4, which is characterized in that described device further includes biochemical aeration tank
(6), the reaction settling basin (5) is connect by the biochemical aeration tank (6) with the ammonia-nitrogen stripping tower (7), wherein
The biochemical aeration tank (6) is provided with the first ammonia outlet connecting with ammonia storage tank (67)；And/or the ammonia nitrogen is blown
De- tower (7) are provided with the second ammonia outlet connecting with ammonia storage tank (67).
6. desulfurization wastewater recyclable device as claimed in claim 5, which is characterized in that described device further includes and first mistake
The homogeneous pond (2) of filter (3) connection, the homogeneous pond (2) are provided with the first PH detector for measuring supplied materials waste water PH；
And/or the homogeneous pond (2) is provided with the 2nd PH detector for measuring discharging waste water PH.
7. desulfurization wastewater recyclable device as claimed in claim 6, which is characterized in that the lye storage pool (12) passes through lye
Conveyance conduit is connect with the homogeneous pond (2) and/or the air bearing reaction tank (4) respectively.
8. desulfurization wastewater recyclable device as claimed in claim 7, which is characterized in that be provided in the first filter (3)
At least one is using zeolite as the packing layer of substrate.
9. desulfurization wastewater recyclable device as claimed in claim 8, which is characterized in that the homogeneous pond (2) and batch-type precipitate
Pond (1) connection；
Wherein, the waste material import of the homogeneous pond (2) is connect with the useless mouth of the discharging of the batch-type sedimentation basin (1) by pipeline；
The batch-type sedimentation basin (1) includes at least one preformed precipitate pond, at least one described preformed precipitate pond is to connect and/or in parallel
Form connection.
10. desulfurization wastewater recyclable device as claimed in claim 9, which is characterized in that described device further includes and the homogeneous
The sludge recovery pond of pond (2) and/or the batch-type sedimentation basin (1) connection；
The sludge recovery pond includes sludge concentration tank, dewatering centrifuge and/or sludge-tank；It is the sludge concentration tank, described de-
Water centrifuge and/or the sludge-tank are sequentially connected in series；The sludge concentration tank and the batch-type sedimentation basin (1) and/or
The homogeneous pond (2) is connected by sludge pump；The liquid outlet of the dewatering centrifuge and the batch-type sedimentation basin (1) are even
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821510694.3U CN209065676U (en) | 2018-09-14 | 2018-09-14 | A kind of desulfurization wastewater recyclable device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821510694.3U CN209065676U (en) | 2018-09-14 | 2018-09-14 | A kind of desulfurization wastewater recyclable device |
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| Publication Number | Publication Date |
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| CN209065676U true CN209065676U (en) | 2019-07-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115286165A (en) * | 2022-09-26 | 2022-11-04 | 大唐环境产业集团股份有限公司 | System and method for preparing high-concentration acid and alkali from salt-containing wastewater |
-
2018
- 2018-09-14 CN CN201821510694.3U patent/CN209065676U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115286165A (en) * | 2022-09-26 | 2022-11-04 | 大唐环境产业集团股份有限公司 | System and method for preparing high-concentration acid and alkali from salt-containing wastewater |
| CN115286165B (en) * | 2022-09-26 | 2023-01-24 | 大唐环境产业集团股份有限公司 | System and method for preparing high-concentration acid and alkali from salt-containing wastewater |
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