CN206457363U - A kind of high concentration ammonia nitrogen wastewater treatment system - Google Patents
A kind of high concentration ammonia nitrogen wastewater treatment system Download PDFInfo
- Publication number
- CN206457363U CN206457363U CN201621060903.XU CN201621060903U CN206457363U CN 206457363 U CN206457363 U CN 206457363U CN 201621060903 U CN201621060903 U CN 201621060903U CN 206457363 U CN206457363 U CN 206457363U
- Authority
- CN
- China
- Prior art keywords
- ammonia
- ammonia nitrogen
- rectifying
- wastewater
- triple
- 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.)
- Expired - Fee Related
Links
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model provides a kind of high concentration ammonia nitrogen wastewater treatment system, including：Pre-process adjustment unit：High-concentration ammonia nitrogenous wastewater is received, its pH value is adjusted to alkalescence；Triple effect evaporation unit：High-concentration ammonia nitrogenous wastewater after alkalization is flashed to the strong ammonia wastewater and low ammonia nitrogen high-salt wastewater of desalination；Rectifying ammonia still process unit：The strong ammonia wastewater rectifying ammonia still process of desalination is generated to the biochemical processing tail water of ammoniacal liquor and low ammonia nitrogen；Film scraper plate evaporation element：Low ammonia nitrogen high-salt wastewater is flashed to the biochemical processing tail water and high concentration salt solution of low ammonia nitrogen.Using Waste Water Treatment of the present utility model, high-concentration ammonia nitrogenous wastewater is after high-efficiency evaporating and rectifying deamination, scraper plate thin film evaporation desalination, and recovery ammonia efficiency reaches more than 95%, can effectively reclaim ammoniacal liquor increase economic benefit, and remove the component of inorganic salts in waste water.Using high-efficiency evaporating device, heat energy is effectively saved, the utilization ratio of energy is improved.
Description
Technical field
The utility model belongs to technical field of waste water processing, and in particular to a kind of high concentration ammonia nitrogen wastewater treatment system.
Background technology
Ammonia nitrogen is a kind of polluter for having to water environment and having a strong impact on, and being mainly shown as makes body eutrophication, is promoted
Dissolved oxygen in algae reproduction, a large amount of consumption water, causes aquatic organism death, water body stench etc..The discharge mark that China uses at present
Standard is《Integrated wastewater discharge standard》, ammonia nitrogen discharge standard is divided into two grades by the standard according to the difference in discharge of wastewater waters：One
Level standard ammonia nitrogen concentration of emission is less than or equal to 15mg/L, and secondary standard ammonia nitrogen concentration of emission is less than or equal to 25mg/L, meanwhile,
Also there are suitable strict requirements to the discharge of ammonia nitrogen in related industry sewage discharge standard.
High-concentration wastewater containing ammonia nitrogen processing disposal be always wastewater treatment industry in problem, be widely present in pharmacy,
Petrochemical industry, process hides and the synthesis production field such as ammonia, and if high ammonia-nitrogen wastewater is directly discharged into water body without processing, environment can be made
Into serious harm.Therefore, the improvement of high-concentration ammonia nitrogenous wastewater turns into urgent problem to be solved in waste water treatment industry.Traditional
Biological treatment is a kind of domestic conventional high ammonia-nitrogen wastewater handling process, but clearance is low, and by change of water quality influenceed compared with
Greatly, the stability of a system is relatively low.
At present, the processing requirement ammonia resource to high-concentration wastewater containing ammonia nitrogen will be recycled, to reach economic benefit and ring
The unification of border benefit, but existing ammonia recovery system, its rate of recovery are relatively low, and equipment is easily blocked, aging, increase resistance to mass tranfer, increase
Addition sheet.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of high concentration ammonia nitrogen wastewater treatment system, can high efficiente callback
Ammoniacal liquor simultaneously removes the inorganic heavy metal component in waste water, reaches biochemical standard, reduction energy consumption and processing cost.
In order to solve the above technical problems, embodiment of the present utility model provides a kind of high concentration ammonia nitrogen wastewater treatment system,
Including：
Pre-process adjustment unit：High-concentration ammonia nitrogenous wastewater is received, its pH value is adjusted to alkalescence；
Triple effect evaporation unit：It is connected with the pretreatment adjustment unit, the high-concentration ammonia nitrogenous wastewater after alkalization is flashed to
The strong ammonia wastewater of desalination and low ammonia nitrogen high-salt wastewater；
Rectifying ammonia still process unit：It is connected with the light liquid outlet of triple effect evaporation unit, by the strong ammonia wastewater rectifying of desalination
Ammonia still process generates the biochemical processing tail water of ammoniacal liquor and low ammonia nitrogen；
Film scraper plate evaporation element：It is connected with the low ammonia nitrogen high-salt wastewater outlet of triple effect evaporation unit, by low ammonia nitrogen high salt
Waste water flashes to the biochemical processing tail water and high concentration salt solution of low ammonia nitrogen.
Wherein, the pretreatment unit includes the caustic soda chemicals feeder that waste water adjusts tank and is connected to waste water regulation tank top,
Sodium hydroxide solution is provided with the caustic soda chemicals feeder；
The triple effect evaporation unit is triple-effect evaporation plant, and its top is exported provided with triple-effect evaporation plant light liquid, and bottom is set
There is triple-effect evaporation plant heavy liquid exit；
The rectifying ammonia still process unit includes rectifying preheater, rectifying ammonia still and the rectifying condenser being sequentially connected, described
Rectifying preheater is connected between the outlet of triple-effect evaporation plant light liquid and rectifying ammonia still, and the top of the rectifying ammonia still is provided with
Upper strata discharging opening, bottom is provided with lower floor's discharging opening, and the upper strata discharging opening is connected by pipeline with rectifying condenser, the lower floor
Discharging opening is connected by pipeline with waste water condensate tank(trap)；
The thin film evaporation unit is film scraper evaporator, is connected with triple-effect evaporation plant heavy liquid exit, the film
The top of scraper evaporator is exported provided with scraper evaporator light liquid, and bottom is provided with scraper evaporator heavy liquid exit, and the scraper plate steams
The outlet of hair device light liquid is connected by pipeline with waste water condensate tank(trap), and the scraper evaporator heavy liquid exit is connected with thickened waste flow container.
Further, the triple-effect evaporation plant includes 1st effective evaporator, 2nd effect evaporator and the triple effect evaporator of concatenation, institute
State and communicated between 1st effective evaporator, 2nd effect evaporator and triple effect evaporator by balance pipe.
Wherein, the triple-effect evaporation plant light liquid outlet is connected with being sequentially provided with gas-liquid separation on the pipeline of rectifying preheater
Device and light liquid pump.
Wherein, heavy-fluid is sequentially provided with the pipeline for connecting the triple-effect evaporation plant heavy liquid exit and film scraper evaporator
Pump, alkalization sedimentation basin and scraper plate feed pump.
Wherein, steam inlet and condensate return are equipped with the housing of triple-effect evaporation plant and the film scraper evaporator
Mouthful.
It is preferred that, the rotor of the film scraper evaporator is centrifugal sliding channel rotor.
It is preferred that, the light liquid pump is centrifugal pump of horizontal axis.
It is preferred that, the heavy-fluid pump and scraper plate feed pump are horizontal screw pump.
Using the high-concentration ammonia nitrogen waste water treatment method of above-mentioned processing system, comprise the following steps：
（1）High-concentration ammonia nitrogenous wastewater injection waste water is adjusted in tank, and added by caustic soda chemicals feeder into waste water regulation tank
Enter sodium hydroxide solution, alkalization to pH value is 9 ~ 13, the ammonium ion in high-concentration ammonia nitrogenous wastewater is converted into free ammonia form
In the presence of；
（2）Waste water is adjusted to the high-concentration ammonia nitrogenous wastewater after being alkalized in tank and sends into triple-effect evaporation plant, with evaporator chuck
Interior steam is exchanged heat, evaporated, and obtains the strong ammonia wastewater and low ammonia nitrogen high-salt wastewater of desalination；
（3）The strong ammonia wastewater of the desalination evaporated in triple-effect evaporation plant enters through gas-liquid separation device and light liquid pump
Enter rectifying ammonia still process unit, enter rectifying ammonia still after being heated through rectifying preheater, sunk by Action of Gravity Field, boiled again in bottom of towe
Returned in device after steam heat transfer evaporation in tower, the steam of rising enters rectifying condenser, and a concentrated ammonia liquor part for condensation is made
Returned for phegma in rectifying ammonia still, remainder is used with ammoniacal liquor form secondary returning, with the biochemical processing tail water of low ammonia nitrogen
Based on tower bottoms enter waste water condensate tank(trap)；
（4）The low ammonia nitrogen high-salt wastewater retained in triple-effect evaporation plant is pumped into alkalization sedimentation basin by heavy-fluid, oversaturated
Inorganic salts separate out precipitation in alkalization sedimentation basin, and supernatant liquor enters the top of film scraper evaporator through scraper plate feed pump, by
Material is distributed evenly on the inner tube wall of film scraper evaporator by cloth liquid disk, steam be passed through in chuck as heating medium with
Wastewater heat exchange on inwall evaporating surface, enters after the biochemical processing tail water condensation of the low ammonia nitrogen evaporated and arrives waste water condensate tank(trap),
High concentration salt solution after concentration is collected by thickened waste flow container.
Above-mentioned technical proposal of the present utility model has the beneficial effect that：Using Waste Water Treatment of the present utility model,
After high-concentration wastewater containing ammonia nitrogen is concentrated by evaporation through high-efficiency evaporating and scraper plate, recovery ammonia efficiency reaches more than 95%, can effectively reclaim
The component of inorganic salts that ammoniacal liquor increases in economic benefit, waste water is also removed.Using high-efficiency evaporating device, thermal source is effectively saved,
Solve the problems, such as energy waste.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Description of reference numerals：
1st, waste water regulation tank；2nd, caustic soda chemicals feeder；3rd, triple-effect evaporation plant；4th, gas-liquid separation device；5th, heavy-fluid pump；6th, it is light
Liquid pump；7th, alkalize sedimentation basin；8th, scraper plate feed pump；9th, film scraper evaporator；10th, waste water condensate tank(trap)；11st, thickened waste flow container；
12nd, rectifying preheater；13rd, rectifying ammonia still；14th, rectifying condenser.
Embodiment
To make the technical problems to be solved in the utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And specific embodiment is described in detail.
As shown in figure 1, embodiment of the present utility model provides a kind of high concentration ammonia nitrogen wastewater treatment system, including：
Pre-process adjustment unit：High-concentration ammonia nitrogenous wastewater is received, its pH value is adjusted to alkalescence；
Triple effect evaporation unit：It is connected with the pretreatment adjustment unit, the high-concentration ammonia nitrogenous wastewater after alkalization is flashed to
The strong ammonia wastewater of desalination and low ammonia nitrogen high-salt wastewater；
Rectifying ammonia still process unit：It is connected with the light liquid outlet of triple effect evaporation unit, by the strong ammonia wastewater rectifying of desalination
Ammonia still process generates the biochemical processing tail water of ammoniacal liquor and low ammonia nitrogen；
Film scraper plate evaporation element：It is connected with the low ammonia nitrogen high-salt wastewater outlet of triple effect evaporation unit, by low ammonia nitrogen high salt
Waste water flashes to the biochemical processing tail water and high concentration salt solution of low ammonia nitrogen.
As shown in figure 1, the concrete structure of above-mentioned high concentration ammonia nitrogen wastewater treatment system is as described below：
The pretreatment unit includes the caustic soda chemicals feeder 2 that waste water adjusts tank 1 and is connected to the top of waste water regulation tank 1, institute
State and sodium hydroxide solution is provided with caustic soda chemicals feeder 2.
The triple effect evaporation unit is triple-effect evaporation plant 3, and its top is exported provided with triple-effect evaporation plant light liquid, and bottom is set
There is triple-effect evaporation plant heavy liquid exit.The housing of the triple-effect evaporation plant 3 is provided with steam inlet and condensate return mouthful.
Triple-effect evaporation plant 3 in the present embodiment includes 1st effective evaporator, 2nd effect evaporator and the triple effect evaporator of concatenation,
Communicated between the 1st effective evaporator, 2nd effect evaporator and triple effect evaporator by balance pipe.
The rectifying ammonia still process unit includes rectifying preheater 12, rectifying ammonia still 13 and the rectifying condenser being sequentially connected
14, the rectifying preheater 12 is connected between the outlet of triple-effect evaporation plant light liquid and rectifying ammonia still 13, and connection described three
The outlet of effect vaporising device light liquid on the pipeline of rectifying preheater 12 with being sequentially provided with gas-liquid separation device 4 and light liquid pump 6.
The top of the rectifying ammonia still 13 is provided with upper strata discharging opening, and bottom is provided with lower floor's discharging opening, the upper strata discharging
Mouth is connected by pipeline with rectifying condenser 14, and lower floor's discharging opening is connected by pipeline with waste water condensate tank(trap) 10.
The film scraper plate evaporation element is film scraper evaporator 9, is connected with triple-effect evaporation plant heavy liquid exit, and even
Heavy-fluid pump 5, alkalization sedimentation basin are sequentially provided with the pipeline for connecing the triple-effect evaporation plant heavy liquid exit and film scraper evaporator 9
7 and scraper plate feed pump 8.
The top of the film scraper evaporator 9 is exported provided with scraper evaporator light liquid, and bottom is provided with scraper evaporator weight
Liquid is exported, and the scraper evaporator light liquid outlet is connected by pipeline with waste water condensate tank(trap) 10, and the scraper evaporator heavy-fluid goes out
Mouth is connected with thickened waste flow container 11.
In the present embodiment, the rotor of the film scraper evaporator 9 is centrifugal sliding channel rotor.
The light liquid pump 6 is centrifugal pump of horizontal axis, and the heavy-fluid pump 5 and scraper plate feed pump 8 are horizontal screw pump.
Using the high-concentration ammonia nitrogen waste water treatment method of above-mentioned processing system, comprise the following steps：
（1）High-concentration ammonia nitrogenous wastewater injection waste water is adjusted in tank, and added by caustic soda chemicals feeder into waste water regulation tank
Enter sodium hydroxide solution, alkalization to pH value is 9 ~ 13, the ammonium ion in high-concentration ammonia nitrogenous wastewater is converted into free ammonia form
In the presence of；
（2）Waste water is adjusted to the high-concentration ammonia nitrogenous wastewater after being alkalized in tank and sends into triple-effect evaporation plant, with evaporator chuck
Interior steam is exchanged heat, evaporated, and obtains the strong ammonia wastewater and low ammonia nitrogen high-salt wastewater of desalination；
（3）The strong ammonia wastewater of the desalination evaporated in triple-effect evaporation plant enters through gas-liquid separation device and light liquid pump
Enter rectifying ammonia still process unit, enter rectifying ammonia still after being heated through rectifying preheater, sunk by Action of Gravity Field, boiled again in bottom of towe
Returned in device after steam heat transfer evaporation in tower, the steam of rising enters rectifying condenser, and a concentrated ammonia liquor part for condensation is made
Returned for phegma in rectifying ammonia still, remainder is used with ammoniacal liquor form secondary returning, with the biochemical processing tail water of low ammonia nitrogen
Based on tower bottoms enter waste water condensate tank(trap)；
（4）The low ammonia nitrogen high-salt wastewater retained in triple-effect evaporation plant is pumped into alkalization sedimentation basin by heavy-fluid, oversaturated
Inorganic salts separate out precipitation in alkalization sedimentation basin, and supernatant liquor enters the top of film scraper evaporator through scraper plate feed pump, by
Material is distributed evenly on the inner tube wall of film scraper evaporator by cloth liquid disk, steam be passed through in chuck as heating medium with
Wastewater heat exchange on inwall evaporating surface, enters after the biochemical processing tail water condensation of the low ammonia nitrogen evaporated and arrives waste water condensate tank(trap),
High concentration salt solution after concentration is collected by thickened waste flow container.
Embodiment 1：25 DEG C of ton hours of high ammonia-nitrogen wastewater flow 8, total ammonia nitrogen content 10000mg/L contains a certain amount of nothing
Machine salt component.NaOH aqueous slkalis with 33% are mixed, after pH reaches 11, into triple-effect evaporation plant, 72 DEG C of temperature, absolute pressure
34KPa。
The strong ammonia wastewater that high-efficiency evaporating goes out enters rectifying ammonia still, tower reactor after being heated to 80 DEG C through rectifying preheater
90 DEG C, 85 DEG C of tower top, absolute pressure 70KPa；Overhead components obtain concentrated ammonia liquor after rectifying condenser, and tower bottoms is received into waste water
Collect groove.
The low ammonia nitrogen high-salt wastewater in triple-effect evaporation plant bottom enters scraper evaporator top, temperature 70 C, absolute pressure
32KPa；Waste water collection tank is entered after evaporating light liquid condensation, the high salt concentration water cure after concentration is collected.Final waste water is received
The ammonia-nitrogen content for collecting the biochemical processing tail water of low ammonia nitrogen in groove is 30 mg/L, can directly carry out biochemical treatment.
Embodiment 2：25 DEG C of ton hours of high ammonia-nitrogen wastewater flow 8, total ammonia nitrogen content 20000mg/L contains a certain amount of nothing
Machine salt component.NaOH aqueous slkalis with 33% are mixed, after pH reaches 11, into triple-effect evaporation plant, 72 DEG C of temperature, absolute pressure
34KPa。
The strong ammonia wastewater that high-efficiency evaporating goes out enters rectifying ammonia still, tower reactor after being heated to 80 DEG C through rectifying preheater
90 DEG C, 85 DEG C of tower top, absolute pressure 70KPa；Overhead components obtain concentrated ammonia liquor after rectifying condenser, and tower bottoms is received into waste water
Collect groove.
The low ammonia nitrogen high-salt wastewater in triple-effect evaporation plant bottom enters scraper evaporator top, temperature 70 C, absolute pressure
32KPa；Waste water collection tank is entered after evaporating light liquid condensation, the high salt concentration water cure after concentration is collected.Final waste water is received
The ammonia-nitrogen content for collecting the biochemical processing tail water of low ammonia nitrogen in groove is 50 mg/L, can directly carry out biochemical treatment.
Embodiment 3：37 DEG C of ton hours of high ammonia-nitrogen wastewater flow 8, total ammonia nitrogen content 10000mg/L contains a certain amount of nothing
Machine salt component.NaOH aqueous slkalis with 38% are mixed, after pH reaches 11, into triple-effect evaporation plant, 72 DEG C of temperature, absolute pressure
34KPa。
The strong ammonia wastewater that high-efficiency evaporating goes out enters rectifying ammonia still, tower reactor after being heated to 80 DEG C through rectifying preheater
90 DEG C, 85 DEG C of tower top, absolute pressure 70KPa；Overhead components obtain concentrated ammonia liquor after rectifying condenser, and tower bottoms is received into waste water
Collect groove.
The low ammonia nitrogen high-salt wastewater in triple-effect evaporation plant bottom enters scraper evaporator top, temperature 70 C, absolute pressure
32KPa；Waste water collection tank is entered after evaporating light liquid condensation, the high salt concentration water cure after concentration is collected.Final waste water is received
The ammonia-nitrogen content for collecting the biochemical processing tail water of low ammonia nitrogen in groove is 30 mg/L, can directly carry out biochemical treatment.
Embodiment 4：25 DEG C of ton hours of high ammonia-nitrogen wastewater flow 8, total ammonia nitrogen content 10000mg/L contains a certain amount of nothing
Machine salt component.NaOH aqueous slkalis with 33% are mixed, after pH reaches 11, into triple-effect evaporation plant, 72 DEG C of temperature, absolute pressure
34KPa。
The strong ammonia wastewater that high-efficiency evaporating goes out enters rectifying ammonia still, tower reactor after being heated to 80 DEG C through rectifying preheater
80 DEG C, 83 DEG C of tower top, absolute pressure 48KPa；Overhead components obtain concentrated ammonia liquor after rectifying condenser, and tower bottoms is received into waste water
Collect groove.
The low ammonia nitrogen high-salt wastewater in triple-effect evaporation plant bottom enters scraper evaporator top, temperature 70 C, absolute pressure
32KPa；Waste water collection tank is entered after evaporating light liquid condensation, the high salt concentration water cure after concentration is collected.Final waste water is received
The ammonia-nitrogen content for collecting the biochemical processing tail water of low ammonia nitrogen in groove is 30 mg/L, can directly carry out biochemical treatment.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of principle described in the utility model is not departed from, some improvements and modifications can also be made, these improvement
Protection domain of the present utility model is also should be regarded as with retouching.
Claims (9)
1. a kind of high concentration ammonia nitrogen wastewater treatment system, it is characterised in that including：
Pre-process adjustment unit：High-concentration ammonia nitrogenous wastewater is received, its pH value is adjusted to alkalescence；
Triple effect evaporation unit：It is connected with the pretreatment adjustment unit, the high-concentration ammonia nitrogenous wastewater after alkalization is flashed into desalination
Strong ammonia wastewater and low ammonia nitrogen high-salt wastewater；
Rectifying ammonia still process unit：It is connected with the light liquid outlet of triple effect evaporation unit, by the strong ammonia wastewater rectifying ammonia still process of desalination
Generate the biochemical processing tail water of ammoniacal liquor and low ammonia nitrogen；
Film scraper plate evaporation element：It is connected with the low ammonia nitrogen high-salt wastewater outlet of triple effect evaporation unit, by low ammonia nitrogen high-salt wastewater
Flash to the biochemical processing tail water and high concentration salt solution of low ammonia nitrogen.
2. high concentration ammonia nitrogen wastewater treatment system according to claim 1, it is characterised in that the pretreatment unit includes
Waste water adjusts tank and is connected to the caustic soda chemicals feeder that waste water adjusts tank top, molten provided with sodium hydroxide in the caustic soda chemicals feeder
Liquid；
The triple effect evaporation unit is triple-effect evaporation plant, and its top is exported provided with triple-effect evaporation plant light liquid, and bottom is provided with three
Imitate vaporising device heavy liquid exit；
The rectifying ammonia still process unit includes rectifying preheater, rectifying ammonia still and the rectifying condenser being sequentially connected, the rectifying
Preheater is connected between the outlet of triple-effect evaporation plant light liquid and rectifying ammonia still, and the top of the rectifying ammonia still is provided with upper strata
Discharging opening, bottom is provided with lower floor's discharging opening, and the upper strata discharging opening is connected by pipeline with rectifying condenser, lower floor's discharging
Mouth is connected by pipeline with waste water condensate tank(trap)；
The thin film evaporation unit is film scraper evaporator, is connected with triple-effect evaporation plant heavy liquid exit, the film scraper plate
The top of evaporator is exported provided with scraper evaporator light liquid, and bottom is provided with scraper evaporator heavy liquid exit, the scraper evaporator
Light liquid outlet is connected by pipeline with waste water condensate tank(trap), and the scraper evaporator heavy liquid exit is connected with thickened waste flow container.
3. high concentration ammonia nitrogen wastewater treatment system according to claim 2, it is characterised in that the triple-effect evaporation plant bag
Include the 1st effective evaporator, 2nd effect evaporator and triple effect evaporator of concatenation, the 1st effective evaporator, 2nd effect evaporator and triple effect evaporation
Communicated between device by balance pipe.
4. high concentration ammonia nitrogen wastewater treatment system according to claim 2, it is characterised in that the connection triple effect evaporation dress
Light liquid outlet is put with being sequentially provided with gas-liquid separation device and light liquid pump on the pipeline of rectifying preheater.
5. high concentration ammonia nitrogen wastewater treatment system according to claim 2, it is characterised in that the connection triple effect evaporation dress
Heavy-fluid pump, alkalization sedimentation basin and scraper plate feed pump are sequentially provided with the pipeline for putting heavy liquid exit and film scraper evaporator.
6. high concentration ammonia nitrogen wastewater treatment system according to claim 2, it is characterised in that the triple-effect evaporation plant and
Steam inlet and condensate return mouthful are equipped with the housing of film scraper evaporator.
7. the high concentration ammonia nitrogen wastewater treatment system according to claim 2 or 5, it is characterised in that the film scraper plate steams
The rotor for sending out device is centrifugal sliding channel rotor.
8. high concentration ammonia nitrogen wastewater treatment system according to claim 4, it is characterised in that the light liquid pump for it is horizontal from
Heart pump.
9. high concentration ammonia nitrogen wastewater treatment system according to claim 5, it is characterised in that the heavy-fluid pump and scraper plate enter
Expect that pump is horizontal screw pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060903.XU CN206457363U (en) | 2016-09-19 | 2016-09-19 | A kind of high concentration ammonia nitrogen wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060903.XU CN206457363U (en) | 2016-09-19 | 2016-09-19 | A kind of high concentration ammonia nitrogen wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206457363U true CN206457363U (en) | 2017-09-01 |
Family
ID=59693394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621060903.XU Expired - Fee Related CN206457363U (en) | 2016-09-19 | 2016-09-19 | A kind of high concentration ammonia nitrogen wastewater treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206457363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186501A (en) * | 2016-09-19 | 2016-12-07 | 江苏泫槿环境科技有限公司 | A kind of high concentration ammonia nitrogen wastewater treatment system and processing method |
| CN107746086A (en) * | 2017-10-19 | 2018-03-02 | 浙江东天虹环保工程有限公司 | A kind of organic wastewater with difficult degradation thereby preprocess method of high concentration and high saliferous |
-
2016
- 2016-09-19 CN CN201621060903.XU patent/CN206457363U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186501A (en) * | 2016-09-19 | 2016-12-07 | 江苏泫槿环境科技有限公司 | A kind of high concentration ammonia nitrogen wastewater treatment system and processing method |
| CN107746086A (en) * | 2017-10-19 | 2018-03-02 | 浙江东天虹环保工程有限公司 | A kind of organic wastewater with difficult degradation thereby preprocess method of high concentration and high saliferous |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106186501A (en) | A kind of high concentration ammonia nitrogen wastewater treatment system and processing method | |
| CN204588908U (en) | A kind of New-type refuse vehicle percolation liquid treating system | |
| CN100484883C (en) | Technique for producing refined salt from salt production waste liquid | |
| CN205773862U (en) | A kind of evaporation and crystallization system for processing percolate | |
| CN105254106A (en) | High-salt waste water zero emission and salt separation processing method and device | |
| CN105540980A (en) | Advanced oxidation-separate salt crystallization combination system of high-salt-salt industrial wastewater | |
| CN102139982B (en) | Water purification and regeneration device based on rotary spray evaporation and application of device | |
| CN107585968B (en) | A kind of chlor-alkali brine waste processing system and method | |
| CN103739025A (en) | High-efficiency and energy-saving multi-effect evaporator system | |
| CN102557316B (en) | Pretreatment method of epoxy resin desalinization wastewater | |
| CN206457363U (en) | A kind of high concentration ammonia nitrogen wastewater treatment system | |
| CN208345792U (en) | A kind of double-effect evaporation desalter for mercury processing system in PVC production process | |
| CN204779204U (en) | City landfill leachate processing system | |
| CN106082516A (en) | A kind of point of salt-pepper noise technique and device | |
| CN104803556A (en) | Technology for realizing environment-friendly and pollution-free discharging of penicillin production wastewater | |
| CN106082378B (en) | A kind of low temperature (1+n) effect distillation seawater desalination technique | |
| CN108658355A (en) | A kind of full factory's waste water drainage system in coal-burning power plant and its application method | |
| CN206173126U (en) | Concentration unit of high concentration salt solution | |
| CN109133465A (en) | A kind of Waste Heat Reuse vacuum membrane distillation zero discharge treatment device and method | |
| CN108218082A (en) | A kind of ternary anode material precursor preparation process liquid waste treatment system | |
| CN102153224A (en) | Treatment technology for industrial sewage from sodium carboxymethylcellulose | |
| CN104528989A (en) | High-ammonia-nitrogen wastewater treatment ammonia recycling system | |
| CN208883643U (en) | A kind of full factory's wastewater discharge device in coal-burning power plant | |
| CN104058541B (en) | A kind of process for producing EDTA produces the method for waste water | |
| CN204824498U (en) | Landfill leachate zero release processing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20170919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |