CN207418536U - A kind of waste water treatment system - Google Patents
A kind of waste water treatment system Download PDFInfo
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- CN207418536U CN207418536U CN201721437815.1U CN201721437815U CN207418536U CN 207418536 U CN207418536 U CN 207418536U CN 201721437815 U CN201721437815 U CN 201721437815U CN 207418536 U CN207418536 U CN 207418536U
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Abstract
The utility model discloses a kind of waste water treatment system, including being sequentially connected logical anaerobic ammoniation processing unit, MBR processing units and deamination processing unit, the anaerobic ammoniation processing unit includes anaerobic ammoniation pond, the MBR processing units include MBR reaction tanks, the deamination processing unit includes being sequentially connected logical PH adjustment pond, heat exchanger, deamination membrane reactor, and ammonium sulfate circulatory pool, the anaerobic ammoniation pond is connected with MBR reaction tanks, and the MBR reaction tanks are connected with PH adjustment pond.The utility model has the advantages that treatment effeciency height, stable equipment operation, floor space are small for the waste water containing DMF and/or DMAC, and without the generation of secondary pollutant.
Description
Technical field
The utility model is related to a kind of technical field of waste water processing, more particularly, to a kind of waste water treatment system.
Background technology
With the reinforcement of environmental pollution improvement and the development of green technology, the representative index COD of organic matter is basic in water body
On be effectively controlled, still, qualified discharge containing high ammonia-nitrogen wastewater is effectively administered not yet, and the high ammonia nitrogen derived from a wealth of sources gives up
The extreme that water process receives all circles is paid attention to.
With the synthesis of various new chemical materials, the industrial wastewater of various high concentrations also generates therewith.These waste water are such as
Fruit is unprocessed to be directly discharged into rivers,lakes and seas, can cause serious environmental pollution and ecological disruption.N,N-dimethylformamide
(DMF), solvent of the n,N-dimethylacetamide (DMAC) as important industrial chemicals and function admirable has the every profession and trade more
Using the wastewater treatment containing DMF, DMAC also becomes one of key points and difficulties of water treatment field research therewith.
How the waste water containing DMF and/or DMAC is handled, can qualified discharge or recycle be there is an urgent need for
It solves the problems, such as.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, a kind of waste water treatment system is provided, it can be to containing
The waste water for having DMF and/or DMAC is handled, enable that treated waste water qualified discharge or recycling.
To achieve the above object, the utility model proposes following technical solutions：A kind of waste water treatment system, including phase successively
Anaerobic ammoniation processing unit, MBR processing units and the deamination processing unit of connection, the anaerobic ammoniation processing unit include anaerobism
Ammonification pond, the MBR processing units include MBR reaction tanks, the deamination processing unit include being sequentially connected logical PH adjustment pond,
Heat exchanger, deamination membrane reactor and ammonium sulfate circulatory pool, the anaerobic ammoniation pond are connected with MBR reaction tanks, the MBR
Reaction tank is connected with PH adjustment pond.
Preferably, three phase separator is equipped in the anaerobic ammoniation pond.
Preferably, the anaerobic ammoniation processing unit further includes biogas treatment unit, the biogas treatment unit include according to
The secondary water sealed tank being connected, air accumulator and biogas torch, the water sealed tank are connected with the three phase separator.
Preferably, MBR films and aeration tube are equipped in the MBR reaction tanks.
Preferably, the deamination processing unit further includes first filter and the second filter, and the PH adjusts the defeated of pond
Outlet is connected with the first filter, and the output terminal of the first filter is connected with the heat exchanger, the sulfuric acid
The output terminal of ammonium circulatory pool is connected with second filter, the output terminal of second filter and the deamination film reaction
Device is connected.
Preferably, the deamination processing unit further includes evaporator, and the evaporator is connected with the ammonium sulfate circulatory pool
It is logical.
Preferably, the waste water treatment system further includes water pretreatment unit, and the pretreatment unit includes comprehensive adjustment
Pond, concentrated water collecting pit and raw water heat exchanger, the concentrated water collecting pit are connected with the comprehensive adjustment pond, the comprehensive tune
Section pond is connected with the raw water heat exchanger, and the raw water heat exchanger is connected with the anaerobic ammoniation pond.
Preferably, the waste water treatment system further includes water Treatment for Reuse unit, the water Treatment for Reuse unit include according to
The secondary intermediate pool being connected, filter element and reuse pool, the intermediate pool are connected with the deamination film.
Preferably, the filter element includes the more medium filter and active carbon filter that are connected, the multimedium
Filter is also connected with intermediate pool, and the active carbon filter is also connected with reuse pool.
The beneficial effects of the utility model are：
Waste water treatment system described in the utility model, for the waste water containing DMF and/or DMAC have treatment effeciency it is high,
The advantages of stable equipment operation, small floor space, and without the generation of secondary pollutant.
Description of the drawings
Fig. 1 is the structure diagram schematic diagram of the utility model；
Fig. 2 is the biogas treatment cellular construction block diagram representation of the utility model；
Fig. 3 is the deamination processing unit structure diagram schematic diagram of the utility model；
Fig. 4 is the filter element structure diagram schematic diagram of the utility model.
Reference numeral：
1st, anaerobic ammoniation processing unit, 11, anaerobic ammoniation pond, 12, biogas treatment unit, 121, water sealed tank, 122, gas storage
Tank, 123, biogas torch；
2nd, MBR processing units, 21, MBR reaction tanks, 22, air blower；
3rd, deamination processing unit, 31, PH adjustment pond, 32, first filter, 33, heat exchanger, 34, deamination membrane reactor,
35th, ammonium sulfate circulatory pool, the 36, second filter, 37, evaporator；
4th, water pretreatment unit, 41, comprehensive adjustment pond, 42, concentrated water collecting pit, 43, raw water heat exchanger；
5th, water Treatment for Reuse unit, 51, intermediate pool, 52, filter element, 521, more medium filter, 522, activated carbon
Filter, 53, reuse pool.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model embodiment is carried out clear, complete
Description.
A kind of revealed waste water treatment system of the utility model, can to contain DMF (Dimethyl Formamide,
Dimethylformamide) and/or the waste water of DMAC (Dimethyl Acetamide, dimethyl acetamide) handled, make processing
Waste water afterwards being capable of qualified discharge or recycling.
With reference to shown in Fig. 1~Fig. 4, a kind of waste water treatment system, including be sequentially connected logical anaerobic ammoniation processing unit 1,
MBR (Membrane Bio-Reactor, membrane bioreactor) processing units 2 and deamination processing unit 3.Wherein, anaerobic ammoniation
Processing unit 1 is used to the waste water containing DMF and/or DMAC being converted into nitrogen-containing wastewater, and removes the organic matter in waste water；
MBR processing units 2 are used to filter out SS (Suspended Solid, solid suspension) and the sludge in nitrogen-containing wastewater；At deamination
Reason unit 3 is used to remove the ammonia nitrogen in nitrogen-containing wastewater.
Specifically, as shown in Figure 1, anaerobic ammoniation processing unit 1 include anaerobic ammoniation pond 11 and with the anaerobic ammoniation pond
The 11 biogas treatment units 12 being connected.Anaerobic ammoniation bacterium is equipped in anaerobic ammoniation pond 11.Anaerobic ammoniation pond 11 uses medium temperature
Organic nitrogen in waste water is converted into ammonia nitrogen using anaerobic ammoniation bacterium, while removes the organic matter in waste water by the mode of anaerobism.
Further, it is additionally provided in anaerobic ammoniation pond 11 for the separated three phase separator (not shown) of gas-solid-liquid.Containing DMF and/or
The waste water of DMAC can generate biogas during ammonia nitrogen waste water is converted into, on the one hand three phase separator can prevent anaerobic ammoniation
On the other hand biogas can also be delivered to biogas treatment unit 12 by the sludge loss in pond 11.
Further, as shown in Fig. 2, biogas treatment unit 12 includes passing sequentially through water sealed tank 121, the storage that pipeline is connected
Gas tank 122 and biogas torch 123.Wherein, water sealed tank 121 is connected with the three phase separator in anaerobic ammoniation pond 11, on the one hand
Hydrogen sulfide (the H in biogas can be filtered out2S), the pressure in three phase separator can on the other hand be stablized.Natural pond after filtering
Gas is collected by air accumulator 122.When pressure reaches predetermined threshold value in air accumulator 122, biogas, which is exported to biogas torch 123, to be fired
Burning processing.
As shown in Figure 1, MBR processing units 2 include MBR reaction tanks 21 and air blower 22.Wherein, MBR reaction tanks 21 are with detesting
Oxygen ammonification pond 11 is connected by pipeline, interior to be equipped with MBR film (not shown), for filtering SS and the dirt in nitrogen-containing wastewater
Mud.Further, aeration tube (not shown) is additionally provided in MBR reaction tanks 21, be connected with air blower 22.It is exposed by aeration tube
Gas can improve the dissolved oxygen concentration in nitrogen-containing wastewater, be conducive to the filtering of MBR films.
With reference to shown in Fig. 1 and Fig. 3, deamination processing unit 3 includes being sequentially connected logical PH adjustment pond 31, first filter
32nd, heat exchanger 33, deamination membrane reactor 34,35 and second filter 36 of ammonium sulfate circulatory pool.Wherein, PH adjusts pond 31 and MBR
Reaction tank 21 is connected, for by the pH value adjustment of nitrogen-containing wastewater to strong basicity；First filter 32 is used for filtration treatment；It changes
Hot device 33 is used to adjusting the temperature of nitrogen-containing wastewater, and in the present embodiment, heat exchanger 33 adjusts nitrogen-containing wastewater temperature to 40~
45℃；Deamination membrane reactor 34 carries out ammonia nitrogen removal processing to nitrogen-containing wastewater；Ammonium sulfate circulatory pool 35 is anti-for collecting deamination film
Answer the ammonium sulfate generated during 34 ammonia nitrogen removal of device；The output terminal of second filter 36 is also connected with deamination membrane reactor 34
It is logical, ammonium sulfate circulatory pool 35 is inputted to the ammonium sulfate in deamination membrane reactor 34 and is filtered processing.
In the present embodiment, 32 and second filter 36 of first filter is cartridge filter.
In order to ensure ammonia nitrogen removal effect, input and add in sulfuric acid into the ammonium sulfate in deamination membrane reactor 34
(H2SO4), it is ensured that circulation solution is in acid range.
Further, deamination processing unit 3 further includes evaporator 37, is connected with ammonium sulfate circulatory pool 35.Work as sulfuric acid
When ammonium sulfate concentrations in ammonium circulatory pool 35 reach predetermined threshold value, ammonium sulfate, which is inputted into evaporator 37, is evaporated place
Reason.The ammonium sulfate of high-purity can be generated after evaporation process.
As shown in Figure 1, waste water treatment system further includes water pretreatment unit 4, for giving up containing DMF and/or DMAC
Water carries out runoff investigation and water quality equilibrium treatment.It includes comprehensive adjustment pond 41, concentrated water collecting pit 42 and raw water heat exchanger
43.Comprehensive adjustment pond 41 is connected with raw water heat exchanger 43, for carrying out the adjusting of water and the equilibrium of water quality to production waste water；
Raw water heat exchanger 43 is connected with anaerobic ammoniation pond 11, will using steam for being adjusted to the waste water after adjusting into trip temperature
Water temperature is promoted to predetermined threshold value, it is ensured that the stable operation in anaerobic ammoniation pond 11.In the present embodiment, raw water heat exchanger 43 will be adjusted
Waste water temperature afterwards is promoted to 35 DEG C.Concentrated water collecting pit 42 carries out concentrated water runoff investigation and water quality for collecting concentrated water
It is balanced.Concentrated water collecting pit 42 is connected with comprehensive adjustment pond 41, by elevator pump by concentrated water input into comprehensive adjustment pond 41 with
Produce waste water mixing.
With reference to shown in Fig. 1 and Fig. 4, water Treatment for Reuse unit 5, can for handling the waste water after ammonia nitrogen removal
Qualified discharge or reuse.Water Treatment for Reuse unit 5 includes being sequentially connected logical intermediate pool 51, filter element 52 and return
Millpond 53.Intermediate pool 51 is used to adjust the pH value of waste water after ammonia nitrogen removal.Waste water after ammonia nitrogen removal is by intermediate pool 51
It collects, and adds in H2SO4, by the pH value adjustment of waste water to neutrality.
Further, filter element 52 includes being sequentially connected logical more medium filter 521 and active carbon filter 522.
More medium filter 521 is also connected with intermediate pool 51.After waste water in intermediate pool 51 is by more medium filter 521,
The impurity in waste water can be filtered out, waste water is made to become limpid.Active carbon filter 522 is also connected with reuse waste water.Through being excessively situated between
Waste water after mass filter 521 filters enters active carbon filter 522, and active carbon filter 522 removes the chlorine residue in waste water, together
When adsorb small organic molecule, and Adsorption is carried out to peculiar smell, colloid and pigment, the heavy metal example in waste water, additionally it is possible to
Reduce COD (Chemical Oxygen Demand, COD).
Waste water treatment system described in the utility model, for the waste water containing DMF and/or DMAC have treatment effeciency it is high,
The advantages of stable equipment operation, small floor space, and without the generation of secondary pollutant.
The technology contents and technical characteristic of the utility model have revealed that as above, however those skilled in the art still may be used
Teaching and announcement that can be based on the utility model and make a variety of replacements and modification without departing substantially from the utility model spirit, therefore, this
Utility model protection scope should be not limited to the revealed content of embodiment, and should include the various replacements without departing substantially from the utility model
And modification, and covered by present patent application claim.
Claims (9)
1. a kind of waste water treatment system, which is characterized in that including being sequentially connected logical anaerobic ammoniation processing unit, MBR processing lists
Member and deamination processing unit, the anaerobic ammoniation processing unit include anaerobic ammoniation pond, and it is anti-that the MBR processing units include MBR
Ying Chi, the deamination processing unit include being sequentially connected logical PH adjustment pond, heat exchanger, deamination membrane reactor and ammonium sulfate
Circulatory pool, the anaerobic ammoniation pond are connected with MBR reaction tanks, and the MBR reaction tanks are connected with PH adjustment pond.
2. system according to claim 1, which is characterized in that three phase separator is equipped in the anaerobic ammoniation pond.
3. system according to claim 2, which is characterized in that the anaerobic ammoniation processing unit further includes biogas treatment list
Member, the biogas treatment unit include being sequentially connected logical water sealed tank, air accumulator and biogas torch, the water sealed tank and described three
Phase separator is connected.
4. system according to claim 1, which is characterized in that MBR films and aeration tube are equipped in the MBR reaction tanks.
5. system according to claim 1, which is characterized in that the deamination processing unit further includes first filter and
Tow filtrator, the output terminal in PH adjustment pond are connected with the first filter, the output terminal of the first filter and
The heat exchanger is connected, and the output terminal of the ammonium sulfate circulatory pool is connected with second filter, second filtering
The output terminal of device is connected with the deamination membrane reactor.
6. system according to claim 1, which is characterized in that the deamination processing unit further includes evaporator, the steaming
Hair device is connected with the ammonium sulfate circulatory pool.
7. system according to claim 1, which is characterized in that the waste water treatment system further includes water pretreatment unit,
The pretreatment unit include comprehensive adjustment pond, concentrated water collecting pit and raw water heat exchanger, the concentrated water collecting pit with it is described comprehensive
It closes regulating reservoir to be connected, the comprehensive adjustment pond is connected with the raw water heat exchanger, the raw water heat exchanger and the anaerobism
Ammonification pond is connected.
8. system according to claim 1, which is characterized in that the waste water treatment system further includes water Treatment for Reuse list
Member, the water Treatment for Reuse unit include being sequentially connected logical intermediate pool, filter element and reuse pool, the centre
Pond is connected with the deamination membrane reactor.
9. system according to claim 8, which is characterized in that the filter element includes the more medium filter being connected
And active carbon filter, the more medium filter are also connected with intermediate pool, the active carbon filter also with recycle-water
Pond is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721437815.1U CN207418536U (en) | 2017-11-01 | 2017-11-01 | A kind of waste water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721437815.1U CN207418536U (en) | 2017-11-01 | 2017-11-01 | A kind of waste water treatment system |
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| Publication Number | Publication Date |
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| CN207418536U true CN207418536U (en) | 2018-05-29 |
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ID=62310579
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| CN201721437815.1U Active CN207418536U (en) | 2017-11-01 | 2017-11-01 | A kind of waste water treatment system |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133539A (en) * | 2018-10-17 | 2019-01-04 | 苏州艾吉克膜科技有限公司 | The processing unit and treatment process of coal chemical industry gasification burner waste water |
| CN110627314A (en) * | 2019-08-29 | 2019-12-31 | 浙江嘉名染整有限公司 | Method for efficiently removing total nitrogen in printing and dyeing wastewater by multi-process combination |
-
2017
- 2017-11-01 CN CN201721437815.1U patent/CN207418536U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133539A (en) * | 2018-10-17 | 2019-01-04 | 苏州艾吉克膜科技有限公司 | The processing unit and treatment process of coal chemical industry gasification burner waste water |
| CN110627314A (en) * | 2019-08-29 | 2019-12-31 | 浙江嘉名染整有限公司 | Method for efficiently removing total nitrogen in printing and dyeing wastewater by multi-process combination |
| CN110627314B (en) * | 2019-08-29 | 2022-09-23 | 浙江嘉名染整有限公司 | Method for efficiently removing total nitrogen in printing and dyeing wastewater by multi-process combination |
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