CN208829433U - A kind of high ammonia-nitrogen wastewater processing unit - Google Patents
A kind of high ammonia-nitrogen wastewater processing unit Download PDFInfo
- Publication number
- CN208829433U CN208829433U CN201821154829.7U CN201821154829U CN208829433U CN 208829433 U CN208829433 U CN 208829433U CN 201821154829 U CN201821154829 U CN 201821154829U CN 208829433 U CN208829433 U CN 208829433U
- Authority
- CN
- China
- Prior art keywords
- deamination
- staving
- filter
- processing unit
- wastewater processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of high ammonia-nitrogen wastewater processing units, successively include pH regulating system, pretreatment system, heat exchanger, deamination membranous system by wastewater treatment direction；The utility model ammonia nitrogen waste water preprocessed removal impurity again after conditioning tank adjusts pH, then enter deamination membranous system through heat exchange heating and carry out deamination processing.After the processing of deamination membranous system, water ammonia nitrogen qualified discharge or reuse are produced, the other side forms high-purity sulfuric acid ammonium salt solution using the absorbing liquid of sulfuric acid absorption.The deamination film purification treatment technology of the utility model, occupation area of equipment is smaller, and installation is more convenient, and use scope is wide；Process flow is simple, convenient operating maintenance, and treatment effect is stablized, and operating cost is cheaper than Traditional Method；With good environmental benefit；Secondary pollution is not generated, water consumption and gas consumption greatly reduce, and treated, and ammonia nitrogen in waste water can reach discharge index, and the ammonium salt of generation can be used as a kind of auxiliary product, increase benefit.
Description
Technical field
The utility model relates to technical field of waste water processing, it particularly relates to a kind of high ammonia-nitrogen wastewater processing unit.
Background technique
With Water Eutrophication problem get worse and people endanger quality of water environment understanding to nitrogen and go deep into, give up
It is also increasingly strict to the processing standard of nitrogen in water process.Nitrogen in the solution with molecular nitrogen, organic nitrogen, ammoniacal nitrogen, nitrate nitrogen,
The diversified forms such as nitrite nitrogen and rhodanide and cyanide exist, and ammonia nitrogen is one of most important existence form.Both at home and abroad
Ammonia nitrogen waste water treatment method mainly has blow-off method, membrane separation process, the MAP precipitation method, biological deamination method etc..
Blow-off method be under alkaline condition, using the vapor-liquid equilibrium relationship between the gas phase concentration and liquid concentration of ammonia nitrogen into
A kind of method of row separation, it is considered that stripping is related with temperature, PH, gas liquid ratio.
Zeolite deamination method is to be swapped using the cation in zeolite with the NH4+ in waste water to achieve the purpose that denitrogenation.
The regeneration issues that zeolite must be taken into consideration using zeolite deamination method, usually there is regenerated liquid method and incineration method.When using incineration method, generate
Ammonia must be handled, this method be suitable for low concentration ammonia nitrogen waste water processing, the content of ammonia nitrogen should be in 10~20mg/L.
Chemical precipitation method (MAP method) is to contain NH4+Waste water in, add Mg2+And PO4 3-, it is allowed to and NH4+Generate indissoluble
Double salt magnesium ammonium phosphate MgNH4PO4·6H2O (abbreviation MAP) crystallization separates MAP from waste water by precipitating.Chemistry is heavy
Shallow lake method is particularly suitable for processing high-concentration ammonia nitrogenous wastewater, and 90% or more nitric efficiency, without poisonous and harmful substance in waste water
When, magnesium ammonium phosphate is good slow-release compound fertilizer needed for a kind of crops；Treatment of Ammonia Nitrogen Wastewater with High Concentration by Chemical Precipitation work
Skill is simple, high-efficient.But the ammonia nitrogen residual concentration in waste water is still higher；In addition, the dosage of medicament, sediment go out
Pollution caused by chloride ion and phosphorus that road and adding of agent introduce is the problem of needing to pay attention to.
Chemical oxidization method is that ammonia nitrogen is direct oxidation into a kind of method that nitrogen removes using strong oxidizer, and break adds
Chlorine is to react to generate ammonia deamination with chlorine using ammonia in water, and this method can also play bactericidal effect, but generate
Chlorine residue can have an impact to fish, therefore must set up except chlorine residue facility.
Membrane separation technique is that a kind of method of ammonia nitrogen removal, this method operation side are carried out using the selective penetrated property of film
Just, the ammonia nitrogen rate of recovery is high, without secondary pollution.
Utility model content
Purpose of the utility model is to solve defects in the prior art, provide a kind of high ammonia-nitrogen wastewater processing dress
It sets.
To achieve the above object, the technical solution of the utility model is as follows:
A kind of high ammonia-nitrogen wastewater processing unit successively includes pH regulating system, pretreatment system, heat by wastewater treatment direction
Exchanger, deamination membranous system；
There is ionic dissociation equilibriums in water for ammonia nitrogen, as pH is increased, ammonia NH in water3Form ratio increases, in certain temperature
Under degree and pressure, NH3Gaseous state and liquid two reach balance.According to the principle of chemical balance shifting, that is, Lyu Cha Deli
(A.L.LE Chatelier) principle.All balances are all opposite and temporary in nature.Chemical balance is only one
Just it is able to maintain that " if changing one of the condition of balance system, such as concentration, pressure or temperature, balance is just to can weaken under fixed condition
This direction changed is mobile." to defer to this principle to have carried out following design concept in the side of film be high-concentration ammonia nitrogenous wastewater,
The other side is acidic aqueous solution or water.When left side temperature T1 > 20 DEG C, pH1 > 9, P1 > P2 keep certain pressure difference, then waste water
In free ammonia NH4+, just become amino molecule NH3, and film surface is diffused to through material liquid side interface, in the work of film surface partial pressure difference
Under, pass through fenestra, into absorbing liquid, rapidly with the H in acid solution+Reaction generates ammonium salt.
The utility model ammonia nitrogen waste water preprocessed removal impurity again after conditioning tank adjusts pH, then through heat exchange heat into
Enter deamination membranous system and carries out deamination processing.After the processing of deamination membranous system, water ammonia nitrogen qualified discharge or reuse are produced, the other side uses
The absorbing liquid of sulfuric acid absorption forms high-purity sulfuric acid ammonium salt solution.
The pH regulating system includes sour regulating device, reaction tank, pH detection meter, PLC controller；The acid regulating device
Including the first medicine-chest, the first drug delivery pipeline, the first dosing pump；The first medicine-chest of the first drug delivery piping connection and reaction tank, the
One drug feeding pipe road is provided with control valve, and first dosing pump is arranged between the first medicine-chest and reaction tank；The pH detection
Meter is arranged inside reaction tank, and first dosing pump, pH detection meter are connect with PLC controller；When pH detection meter 14 detects
When the pH of reaction tank is greater than 11, PLC controller is sent the signal to, PLC controller controls the first dosing pump addition acid and adjusted
Section.
The deamination membranous system includes deamination membrane reactor, acid adding slot, ammonium sulfate circulatory pool and effluent collection slot, deamination film
Reactor includes multiple deamination membrane modules being sequentially connected in series, and the acid adding slot is input to deamination membrane reactor and sulfuric acid is added, it is ensured that
Circulation solution is in acid range；The ammonium sulfate circulatory pool is used to collect the sulphur generated during deamination membrane reactor ammonia nitrogen removal
Acid ammonium solution；Effluent collection slot is connected through the water outlet of the deamination membrane module of deamination membrane reactor.
There is following ionic dissociation equilibrium in water in ammonia nitrogen:
As shown in Fig. 2, NHa++OH-<one>NHs T+H20, pH is improved in waste water or when temperature rises, above-mentioned balance will
It can move right, ammonia radical ion NH4+Become free gas NH3.Gaseous state NH at this time3Can through doughnut surface micropore from
The acid that waste water in shell side mutually enters tube side absorbs liquid phase, and the NH for becoming ionic state again at once is absorbed by acid solution4+。
Preferably, the pretreatment system includes ultrafiltration membrane system, and the ultrafiltration membrance filter system includes sequentially connected
Waste water raw water tank, ultrafiltration membrane filter device and ultra-filtration membrane device fresh water tank；
The efficiency of the utility model ultrafiltration membrane treatment and the place to go rate of impurity will be higher than traditional plate compression technology,
Process does not need that any chemical coagulation medicament is added, this would not be lost or change in waste water can be recycled resource content and
Property provides advantageous basis for resource recycling.After the separation of the system, suspended impurity, SS etc. have been produced in water
Reach 95% or more removal.Final a small amount of sludge dope is through subsequent processing.
Preferably, ultrafiltration membrane filter device contains ultrafiltration membrane, putamina and film frame, ultrafiltration membrane and is set in putamina, and putamina is set
It is placed on film frame.
Preferably, the ultrafiltration membrance filter system further includes for liquid to be transferred to ultrafiltration membrance filter dress by waste water raw water tank
The elevator pump set, elevator pump are set between the waste water raw water tank and ultrafiltration membrane filter device.
Preferably, the ultrafiltration membrane system further includes multiple groups effluent monitoring system, and effluent monitoring system is by pressure gauge, flow
Meter, conductivity on-line computing model and pH meter.
Preferably, the pretreatment system further includes filter press, a small amount of sludge after ultrafiltration membrane filter device
It is delivered to filter press filtering by sludge delivery pump, the filter press includes the first staving, the second staving, centrifuge, filter plate, pressure
Tight mechanism, vacuum pump；Second staving is arranged inside the first staving, and the bottom end of second staving is connected with centrifuge,
The side wall of second staving is set as filter plate, and the filter plate is equipped with several filter openings, and setting compresses in second staving
The top of the first staving is arranged in mechanism, the vacuum pump.
The filter press of the utility model not only passes through extruding liquid as much as possible and separates from solid, but also is being centrifuged
Liquid is kept completely separate with suspended matter by filter plate under the action of power, and liquid is got up by tube storage.The filters pressing equipment
There are simple separating rate fast, good separating effect, structure, easily fabricated, environmental protection and energy saving, practical and efficient.
Preferably, the deamination membrane module includes shell, and installation deamination film is in the shell to form shell and tube layer, institute
Stating deamination film is hydrophobic hollow fiber microporous membrane.
Preferably, the aperture of the deamination film is 0.2~0.5mm.
Preferably, the sour regulating device is provided with two sets, and at least set of system is able to carry out work in two systems.
When set of system breaks down, another set of medicine system, which switches rapidly, to put into operation, guarantees equipment stable operation.
Preferably, the connecting pipe of the ultrafiltration membrane system is hard polvinyl choride pipe.
Beneficial effect
1, the utility model high ammonia-nitrogen wastewater processing unit using on the one hand can greatly ammonia nitrogen in lifting waste water
On the other hand removal rate can reduce the operation totle drilling cost of waste water treatment system.
2, deamination film purification treatment technology, occupation area of equipment is smaller, and installation is more convenient, and use scope is wide.Process flow
Simply, convenient operating maintenance, treatment effect are stablized, and operating cost is cheaper than Traditional Method.With good environmental benefit；It does not generate
Secondary pollution, water consumption and gas consumption greatly reduce, ammonia nitrogen in waste water can reach discharge index that treated, and the ammonium salt of generation can be with
As a kind of auxiliary product, increase benefit.
3, using deamination film, entire treatment process need to only adjust pH value, using sulfuric acid as absorbing liquid, without adding it
Its chemical agent is reacted, and wastewater treatment dosing cost is greatly saved.
Detailed description of the invention
Fig. 1 is the flow diagram of the utility model high ammonia-nitrogen wastewater processing；
Fig. 2 is pH regulating system structural schematic diagram；
Fig. 3 is ultrafiltration membrane system structural schematic diagram；
Fig. 4 is ultrafiltration membrane filter device structural schematic diagram；
Fig. 5 is the structural schematic diagram of filter press；
Fig. 6 is the schematic diagram of deamination membranous system；
Fig. 7 is the schematic diagram of deamination membranous system；
Fig. 8 is ammonia nitrogen waste water raw water into film pH curve graph；
Fig. 9 is ammonia nitrogen waste water raw water into film ammonia nitrogen curve graph；
Figure 10 is that deamination membranous system runs sour absorption liquid pH curve graph；
Figure 11 is that deamination membranous system runs waste water into film flow curve figure；
Figure 12 is that system runs waste water raw water and produces water ammonia-nitrogen content curve graph；
Figure 13 is that system runs ammonia nitrogen removal frank curve graph；
Figure 14 is system running pressure curve graph；
Specific embodiment
The utility model is further described in detail with reference to the accompanying drawing, these attached drawings are simplified signal
Figure, only illustrates the basic structure of the utility model, the direction of this specific implementation is using the direction Fig. 1 as standard in a schematic way.
The utility model discloses a kind of high ammonia-nitrogen wastewater processing units, successively include that pH adjusts system by wastewater treatment direction
System 1, pretreatment system 2, heat exchanger 3, deamination membranous system 4；
PH regulating system 1 makes pH be adjusted to the packet of 10~11, pH regulating system 1 for pH value to be adjusted to ammonia nitrogen waste water
Include sour regulating device 11, reaction tank 12, pH detection meter 13, PLC controller 14.
Sour regulating device 11 includes the first medicine-chest 111, the first drug delivery pipeline 112, the first dosing pump 113；First medicine-chest 111
This two kinds of medicine-chests are certainly not limited to such as hydrochloric acid medicine-chest, sulfuric acid medicine-chest including sour medicine-chest；First drug delivery pipeline 112 connects the first medicine
Case 111 and reaction tank 13 are provided with control valve on first drug delivery pipeline 112, and the first dosing pump 113 is arranged in the first medicine-chest 111
Between reaction tank 13；
PH detection meter 13 be arranged inside reaction tank 12, for detecting the pH of reaction tank so that pH control 10~11 it
Between, wherein the first dosing pump, pH detection meter 13 are connect with PLC controller 14, when pH detection meter 14 detects that the pH of reaction tank is big
When 11, PLC controller is sent the signal to, PLC controller controls the first dosing pump addition acid and is adjusted.
In addition, sour regulating device 11 is provided with two sets, at least set of system is able to carry out work in two systems.When one
When covering system jam, another set of medicine system, which switches rapidly, to put into operation, guarantees equipment stable operation.
Pretreatment system 2 is for removing suspended matter and impurity in water removal, including ultrafiltration membrance filter system 21, filter press 22；
Ultrafiltration membrance filter system 21 includes sequentially connected waste water raw water tank 211, ultrafiltration membrane filter device 212 and ultrafiltration membrane
Device fresh water tank 213；The major function of ultrafiltration membrance filter system 21 is the suspended impurity and particulate matter removed in dope, and waste water is former
Water pot 21 stores waste water raw water, and waste water raw water carries out cross-flow filtration by ultrafiltration membrane filter device 212, obtains fresh water A and concentrated water
A, concentrated water A are reflowable to carry out circulation concentration to waste water raw water tank 211, a small amount of sludge by sludge delivery pump enter filter press 22 into
Row is separated by filtration, and filtered filtrate enters back into waste water raw water tank 211 to recycle and be concentrated, and fresh water A then enters the progress of heat exchanger 3
Heating；
Ultrafiltration membrane filter device 212 contains ultrafiltration membrane 2121, putamina 2122 and film frame, and ultrafiltration membrane 2121 is set to putamina
In 2122, putamina 2122 is set on film frame；Ultrafiltration membrane model ME-C250-04.
Ultrafiltration membrance filter system 21 further includes the promotion for liquid to be transferred to ultrafiltration membrane filter device by waste water raw water tank
Pump 214, elevator pump 214 are set between the waste water raw water tank 21 and ultrafiltration membrane filter device 212；The elevator pump 214 is
Single group high-tension boost pump；
Ultrafiltration membrance filter system 21 further includes multiple groups effluent monitoring system, and effluent monitoring system is by pressure gauge 23, flowmeter
24, one or several in conductivity (EC) on-line computing model 25 and pH meter 26 are composed in series；The waste water raw water tank of the present embodiment
Between 211 and ultrafiltration membrane filter device 212, elevator pump 214 and ultrafiltration membrane filter device 212 and ultrafiltration membrane filter device 212
It is respectively equipped with one group of effluent monitoring system, between ultra-filtration membrane device fresh water tank 213 for pressure gauge 23, flowmeter is connected in series
24, conductivity (EC) on-line computing model 25 and pH meter 26.
Connecting pipe is preferably hard polyvinyl chloride (U-PVC) pipe；
The fresh water of the utility model refers to the water obtained through filtration treatment；The concentrated water refers to remaining after filtration treatment
Dope；Pretreatment system 2 is that a whole process is separated by filtration system；Above-mentioned cross-flow filtration, which refers to, to be flowed to and is gone out by filtered wastewater
Water (filtered water) is flowed into right angle；
Filter press 22 includes the first staving 221, the second staving 222, centrifuge 223, filter plate 224, hold-down mechanism 225, true
Sky pump 226；Wherein, the second staving 222 is arranged inside the first staving 221, bottom end and 223 phase of centrifuge of the second staving 222
Even, the rotation of the second staving 222 is driven by the rotation of centrifuge 223, the side wall of the second staving 222 is set as filter plate 224, filters
Plate 224 is equipped with several filter openings 2241, and hold-down mechanism 225 is arranged in the second staving 222, and hold-down mechanism 225 includes that setting exists
It vertical rail 2251 in second staving 222, the briquetting 2252 being slidably arranged on vertical rail 2251 and is fixed at
The telescopic cylinder 2253 at 222 top of the second staving, briquetting 2252 is fixedly connected with the telescopic rod of telescopic cylinder 2253, by flexible
Cylinder 2253 drives briquetting 2252 along 2251 up and down motion pressing materials of vertical rail；The top setting of first staving 222 is true
Sky pump 226, vacuum pump 226 are sealed with the first staving 221 by grease chamber 227, and the lower section of the first staving 222 is connected with efferent duct
228, it is sealed between efferent duct 228 and the first staving 221 by rubber bush 229.Due to the second staving 222 and first barrel
It needs to vacuumize in body 221, so the first staving 221 just needs good leakproofness.The utility model is by being arranged in vacuum
Pump 226 and the first grease chamber 227 between staving 221 and the rubber bush being arranged between efferent duct 228 and the first staving 221
229 are sealed.This design can guarantee 221 leakproofness of the first staving well, prevent the gas in the first staving 221 from running
Into running out of, there is good effect to the vacuum degree in the first staving 221 of control.
The filter press uses principle: being first put into concentrated water B when operation in the second staving 222, then to the second staving 222 and the
One staving 221 vacuumizes, and is that vacuum degree reaches 10-3MPa, when vacuum degree reaches standard using pressing device in material
Moisture is squeezed out from solid by pressure；Telescopic cylinder 2253 by the way that 32 top of the second staving is arranged in drives lower lock block
2252 move back and forth pressing materials along about 2251 vertical rail, and the moisture in material is squeezed out completely by pressure,
The centrifuge 223 that the second staving 222 issues, control the second staving 222 rotation, thus in the second staving 222 is arranged in opening
The moisture squeezed out is separated from filter opening 2241 under the filtering of filter plate 224 by centrifugal force, flows into the first staving 221
Interior, the efferent duct 228 being finally equipped with from the lower section of the first staving 221 flows out.The present embodiment is by pressure solid intracorporal moisture
It squeezes out, solid and liquid is being separated by the filter opening 2241 on filter plate 224 using centrifugal force, by the second staving
222 and first staving 221 vacuumize, prevent liquid from penetrating into solid again.This design is not only by pressure preferably moisture
It is squeezed out from solid, improves the efficiency of separation of solid and liquid, but also solid and liquid are separated by centrifugal force, greatly greatly
Fast isolated speed.
It is heated again through heat-exchange system, the temperature controlled after heating is 20~30 degree, and ammonia nitrogen waste water enters after heating
Deamination membranous system 4 is handled；Deamination membranous system 4 includes deamination membrane reactor 41, acid adding slot 42, ammonium sulfate circulatory pool 43 and goes out
Water collecting groove 44, deamination membrane reactor 41 include multiple deamination membrane modules 411 being sequentially connected in series, and the utility model is with two
Example, deamination membrane module includes shell, and for installation deamination film to form shell and tube layer, the deamination film is hydrophobicity in the shell
Hollow fiber microporous membrane.The material of deamination film is PP or PTEE；The aperture of deamination film is 0.2~0.5mm；So that ammonia nitrogen
Molecule absorption effect is good, and can prevent other material permeance deamination films in waste water, and it is anti-that acid adding slot 42 is input to deamination film
Answer the last one deamination membrane module entrance in device 41 that sulfuric acid (H is added2SO4), it is ensured that circulation solution is in acid range.
Ammonium sulfate circulatory pool 43 is used to collect the ammonium sulfate generated during 41 ammonia nitrogen removal of deamination membrane reactor；Sulfuric acid
Ammonium circulatory pool 43 is connect with the shell discharge port of first deamination membrane module；Effluent collection slot 44 is de- with deamination membrane reactor 41
The water outlet of ammonia membrane module 411 connects.It is up to standard that water ammonia nitrogen is produced after processing, direct emission or reuse.
Waste water and clear liquid is passed through into the tube layer of multiple deamination membrane modules, then pass through acid adding into the shell of deamination membrane module
Slot 42 is passed through sulfuric acid solution, and guarantees that the flow direction of waste water and clear liquid and sulfuric acid is opposite, so that the ammonia nitrogen point in waste water and clear liquid
Son is entered in absorption by Hydrochloric Acid liquid by deamination film is absorbed to obtain ammonium sulfate, and the hydrophobic microporous in deamination film can provide one
The very thin air film structure of layer, the free NH in waste water3After diffusing to air film surface by concentration boundary layer, in film two sides NH3Partial pressure
Under the promotion of difference, absorbing liquid side is diffused into acid absorbing liquid, quickly irreversible react occurs.The process is to only rely on
Film two sides NH3Partial pressure difference provides power, can promote the NH in waste water3It can continuously into fenestra and then be absorbed, from
And achieve the purpose that ammonia nitrogen removal.
The utility model is to by deamination membranous system, treated that water quality detects, and the results are shown in Table 1:
Table 1: water quality testing data table
It is found that the fluctuation of influent ammonia nitrogen content is larger from table 1 and Fig. 8~14, influent ammonia nitrogen is produced in 200-500mg/l
The fluctuation of water ammonia nitrogen is smaller, and qualification rate is high, and ammonia nitrogen removal frank is more stable, produces water ammonia nitrogen in 30-60mg/l；Ammonia nitrogen 500mg/l with
When upper, production water ammonia nitrogen fluctuation is larger, produces the apparent increase of water ammonia nitrogen, and it is more than 100mg/l that partial time period, which produces water ammonia nitrogen, the reason is that by
Excessively high in sour absorbing liquid ammonia content, acid absorbs fluid exchange processing not in time, causes ammonia assimilation effect bad, and production water is unqualified, produces
Water ammonia nitrogen is in 40-100mg/l.Sour absorbing liquid PH changes in fluctuation, initial acid absorbing liquid PH=0.2, after absorbing ammonia, on PH
It rises, when operation need to guarantee PH < 1, be found out by operation curve, and when sour absorbing liquid PH highest is 0.91, hide sufficient operation process condition from.Ammonia
Nitrogen removal efficiency has fluctuation, and average ammonia nitrogen removal frank is 84.4%, highest ammonia nitrogen removal frank 92.08%, minimum ammonia nitrogen removal frank
75.99%.Waste water increases into membrane flux with runing time, and flux is gradually reduced.After hydrochloric acid medicine washes, flux recovery.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of protection.
Claims (10)
1. a kind of high ammonia-nitrogen wastewater processing unit, which is characterized in that by wastewater treatment direction successively include pH regulating system, pre- place
Reason system, heat exchanger, deamination membranous system；
The pH regulating system includes sour regulating device, reaction tank, pH detection meter, PLC controller；It is described acid regulating device include
First medicine-chest, the first drug delivery pipeline, the first dosing pump；The first medicine-chest of the first drug delivery piping connection and reaction tank, first send
Pencil road is provided with control valve, and first dosing pump is arranged between the first medicine-chest and reaction tank；The pH detection meter is set
It sets inside reaction tank, first dosing pump, pH detection meter are connect with PLC controller；
The deamination membranous system includes deamination membrane reactor, acid adding slot, ammonium sulfate circulatory pool and effluent collection slot, deamination film reaction
Device includes multiple deamination membrane modules being sequentially connected in series, and the acid adding slot is input to deamination membrane reactor and sulfuric acid is added, it is ensured that circulation
Solution is in acid range；The ammonium sulfate circulatory pool is used to collect the ammonium sulfate generated during deamination membrane reactor ammonia nitrogen removal
Solution；Effluent collection slot is connected through the water outlet of the deamination membrane module of deamination membrane reactor.
2. high ammonia-nitrogen wastewater processing unit according to claim 1, which is characterized in that the pretreatment system includes ultrafiltration
Membrane filtration system, the ultrafiltration membrance filter system include sequentially connected waste water raw water tank, ultrafiltration membrane filter device and ultrafiltration membrane
Device fresh water tank.
3. high ammonia-nitrogen wastewater processing unit according to claim 2, which is characterized in that ultrafiltration membrane filter device contains ultrafiltration
Film, putamina and film frame, ultrafiltration membrane are set in putamina, and putamina is set on film frame.
4. high ammonia-nitrogen wastewater processing unit according to claim 2, which is characterized in that the ultrafiltration membrance filter system is also wrapped
The elevator pump for liquid to be transferred to ultrafiltration membrane filter device by waste water raw water tank is included, elevator pump is set to the waste water raw water
Between tank and ultrafiltration membrane filter device.
5. high ammonia-nitrogen wastewater processing unit according to claim 2, which is characterized in that the ultrafiltration membrane system further includes more
Group effluent monitoring system, effluent monitoring system is by pressure gauge, flowmeter, conductivity on-line computing model and pH meter.
6. high ammonia-nitrogen wastewater processing unit according to claim 2, which is characterized in that the pretreatment system further includes pressure
Filter, a small amount of sludge after ultrafiltration membrane filter device are delivered to filter press by sludge delivery pump and filter, the pressure
Filter includes the first staving, the second staving, centrifuge, filter plate, hold-down mechanism, vacuum pump；Second staving is arranged first
Inside staving, the bottom end of second staving is connected with centrifuge, and the side wall of second staving is set as filter plate, the filter plate
Several filter openings are equipped with, hold-down mechanism are set in second staving, the top of the first staving is arranged in the vacuum pump.
7. high ammonia-nitrogen wastewater processing unit according to claim 1, which is characterized in that the deamination membrane module includes outer
Shell, for the interior installation deamination film of the shell to form shell and tube layer, the deamination film is hydrophobic hollow fiber microporous membrane.
8. high ammonia-nitrogen wastewater processing unit according to claim 7, which is characterized in that the aperture of the deamination film is 0.2
~0.5mm.
9. high ammonia-nitrogen wastewater processing unit according to claim 1, which is characterized in that the acid regulating device is provided with two
It covers, at least set of system is able to carry out work in two systems.
10. high ammonia-nitrogen wastewater processing unit according to claim 2, which is characterized in that the ultrafiltration membrance filter system
Connecting pipe is hard polvinyl choride pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821154829.7U CN208829433U (en) | 2018-07-20 | 2018-07-20 | A kind of high ammonia-nitrogen wastewater processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821154829.7U CN208829433U (en) | 2018-07-20 | 2018-07-20 | A kind of high ammonia-nitrogen wastewater processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208829433U true CN208829433U (en) | 2019-05-07 |
Family
ID=66306796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821154829.7U Active CN208829433U (en) | 2018-07-20 | 2018-07-20 | A kind of high ammonia-nitrogen wastewater processing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208829433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697957A (en) * | 2019-09-05 | 2020-01-17 | 杭州天创环境科技股份有限公司 | Method for treating high ammonia-nitrogen wastewater by using formaldehyde as ammonia absorbent |
| CN112125461A (en) * | 2020-09-29 | 2020-12-25 | 南京万德斯环保科技股份有限公司 | Comprehensive treatment system and method for high-concentration ammonia nitrogen wastewater |
-
2018
- 2018-07-20 CN CN201821154829.7U patent/CN208829433U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697957A (en) * | 2019-09-05 | 2020-01-17 | 杭州天创环境科技股份有限公司 | Method for treating high ammonia-nitrogen wastewater by using formaldehyde as ammonia absorbent |
| CN110697957B (en) * | 2019-09-05 | 2022-04-19 | 杭州天创环境科技股份有限公司 | Method for treating high ammonia-nitrogen wastewater by using formaldehyde as ammonia absorbent |
| CN112125461A (en) * | 2020-09-29 | 2020-12-25 | 南京万德斯环保科技股份有限公司 | Comprehensive treatment system and method for high-concentration ammonia nitrogen wastewater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105712559B (en) | A kind of desulfurization wastewater film processing system and technique | |
| CN107840511A (en) | Coal chemical industry method for treating strong brine and system | |
| CN208829433U (en) | A kind of high ammonia-nitrogen wastewater processing unit | |
| CN106517608A (en) | Pretreatment method of high-concentration organophosphorus wastewater | |
| CN111635086A (en) | Zero discharge system for producing ammonium salt from ammonia nitrogen-containing wastewater and treatment process thereof | |
| CN110759571A (en) | Fly ash leachate treatment system and treatment method | |
| CN107721037A (en) | A kind of high ammonia nitrogen desulfurization wastewater processing up to standard and reclaiming system and method | |
| CN210764701U (en) | Domestic waste leachate pretreatment device based on deamination membrane component | |
| US6495047B1 (en) | Process for selective coagulant recovery from water treatment plant sludge | |
| CN206705858U (en) | A kind of sewage-treatment plant based on gas-water separation film | |
| CN101602560A (en) | The concentrated recovery method and the device of low-concentration industrial waste acid water | |
| CN107055912A (en) | The Wastewater zero-discharge treatment system of SCR catalyst regeneration waste water | |
| CN111115661A (en) | Nitric acid wastewater treatment system and method | |
| CN210736443U (en) | Industrial wastewater recycling zero discharge system | |
| CN215480160U (en) | Concentrated decrement zero discharge processing apparatus of desulfurization waste water integrates | |
| CN211546187U (en) | Defluorination resin desorption liquid treatment recycling system | |
| CN114873857A (en) | System and method for recycling and standard-reaching discharge of carbon dodecyl alcohol ester wastewater | |
| CN205635230U (en) | Energy -efficient salt effluent disposal system that contains | |
| CN211770651U (en) | Complex sewage treatment system for active carbon flue gas desulfurization and acid preparation | |
| CN105174554A (en) | Ammonia-containing waste water disposal device and disposal method | |
| CN206033450U (en) | Sulphur ammonium condensate water treatment system | |
| CN205045930U (en) | Processing apparatus who contains ammonia wastewater | |
| CN206692381U (en) | Water treatment system and cooling water recirculation system | |
| CN205856226U (en) | A kind of desulfurization wastewater film processing system | |
| CN111517528A (en) | Device and method for treating ammonia nitrogen in desulfurization wastewater by membrane absorption method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |