CN105776396A - Deamination system and method based on degasifying film - Google Patents
Deamination system and method based on degasifying film Download PDFInfo
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- CN105776396A CN105776396A CN201610272252.9A CN201610272252A CN105776396A CN 105776396 A CN105776396 A CN 105776396A CN 201610272252 A CN201610272252 A CN 201610272252A CN 105776396 A CN105776396 A CN 105776396A
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- deamination
- sulfuric acid
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/50—Inorganic acids
- B01D2251/506—Sulfuric acid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention provides a deamination system and method based on a degasifying film. The deamination system comprises a wastewater feeding section, a degasifying section, a dilute sulfuric acid supply section, and a concentrated sulfuric acid. The wastewater feeding section comprises an ammonia-nitrogen wastewater storage trough, the deamination section comprises a deamination pipe, the dilute sulfuric acid supply section comprises a dilute sulfuric recycling groove, a first outlet of the dilute sulfuric recycling groove is connected with the top end of the deamination pipe through a pipeline, an inlet of the dilute sulfuric recycling groove is connected with the bottom end of the deamination pipe through a pipeline, and an acid liquid absorbent pH meter is arranged on the pipeline between the first outlet and the deamination pipe. The concentrated sulfuric acid supply section comprises the concentrated sulfuric storage groove is connected between the inlet and the deamination pipe in parallel and arranged on the upstream of the acid liquid absorbent pH meter. In the deamination system, removal efficiency of ammonia and nitrogen in wastewater is equivalent to that using the 15-98% of concentrated sulfuric acid as liquid absorbent, and single-class ammonia and nitrogen removal rate is up to 50%.
Description
Technical field
The present invention relates to environmental technology field, particularly relate to a kind of deamination system based on degassing film and side
Method.
Background technology
Degassing film deamination is the new technique that a kind of developed recently gets up, its can by regulation pH and temperature,
Ammonia nitrogen in waste water is become ammonia separate, then utilize recycle acid as absorbing liquid, will isolate
The ammonia come is fixed up.At present, in degassing film deamination technology, conventional recycle acid is all sulphuric acid,
Because relative to hydrochloric acid and nitric acid, sulphuric acid cost is minimum, and safety coefficient is the highest.
Specifically, existing acid circulating technology is the sulphuric acid being disposably equipped with 15%-98% concentration, follows always
Ring inhales ammonia until all of H+All complete by reaction, by-product ammonium sulfate concentrations can reach 20%-35%.
But, the defect of above-mentioned acid endless form is:
(1) the sulphuric acid circulation line of 15%-98% concentration is the highest to the requirement of anticorrosion and sealing, as
There is evaporating, emitting, dripping or leaking of liquid or gas phenomenon in fruit acid circulation line, the sulphuric acid meeting etching apparatus frame of 15%-98% concentration is even
, also can there is potential safety hazard with human contact in floor；
(2) sulphuric acid of 15%-98% concentration directly contacts with film for a long time, can greatly accelerate the aging of film,
Reduction of service life, increase the use cost of user.
For drawbacks described above, if using the sulphuric acid of low concentration as absorbing liquid, then quickly sulphuric acid will
Being neutralized complete, ammonia nitrogen absorption efficiency will decline at once, and the product ammonium sulfate concentrations obtained is the lowest,
Amount is too many, causes subsequent treatment cost high.
Summary of the invention
It is an object of the invention to provide a kind of deamination system and method based on degassing film, to overcome existing skill
Deficiency present in art.
For achieving the above object, the present invention provides a kind of deamination system based on degassing film, comprising:
Waste water sends into section, deamination section, dilute sulfuric acid supply section, concentrated sulphuric acid supply section；
Described waste water is sent into section and is positioned at described deamination section upstream, and described waste water is sent into section and included ammonia nitrogen waste water storage tank,
Described deamination section includes that deamination pipe, described deamination pipe are internally provided with deamination film, and described ammonia nitrogen waste water storage tank leads to
Cross pipeline to be connected with described deamination pipe bottom；
Described dilute sulfuric acid supply section includes dilute sulfuric acid circulating slot, and the first outlet of described dilute sulfuric acid circulating slot is passed through
Pipeline is connected with the top of described deamination pipe, and the entrance of described dilute sulfuric acid circulating slot passes through pipeline with described
The bottom of deamination pipe is connected, and the pipeline between described first outlet and deamination pipe is additionally provided with acid absorbing liquid
PH meter；
Described concentrated sulphuric acid supply section includes that high-concentration sulfuric acid accumulator tank, described high-concentration sulfuric acid accumulator tank are parallel to
On pipeline between described entrance and deamination pipe, described high-concentration sulfuric acid accumulator tank is positioned at described acid absorption liquid pH
The upstream of meter；
Described acid absorbing liquid pH meter has upper limit of detection and Monitoring lower-cut, and pH corresponding to described upper limit of detection is
2, the pH value that described Monitoring lower-cut is corresponding is 1, and in the pipeline between described first outlet and deamination pipe, acid is inhaled
When the pH value of receipts liquid is more than upper limit of detection, described high-concentration sulfuric acid accumulator tank provides concentrated sulphuric acid, institute in pipeline
When stating in the pipeline between the first outlet and deamination pipe the pH value of acid absorbing liquid less than Monitoring lower-cut, described highly concentrated
Degree sulphuric acid accumulator tank stops providing concentrated sulphuric acid in pipeline.
As the improvement of the deamination system based on degassing film of the present invention, described ammonia nitrogen waste water storage tank and deamination pipe
Between pipeline on be additionally provided with waste water supercharging pump.
As the improvement of the deamination system based on degassing film of the present invention, described ammonia nitrogen waste water storage tank and deamination pipe
Between pipeline on be additionally provided with effluent filter.
As the improvement of the deamination system based on degassing film of the present invention, described dilute sulfuric acid circulating slot and high concentration
Dilute sulfuric acid circulating pump it is additionally provided with on pipeline between sulphuric acid accumulator tank.
As the improvement of the deamination system based on degassing film of the present invention, described high-concentration sulfuric acid accumulator tank place
Parallel pipeline on be additionally provided with high-concentration sulfuric acid dosing pump.
As the improvement of the deamination system based on degassing film of the present invention, described high-concentration sulfuric acid accumulator tank and acid
Dilute sulfuric acid filter it is additionally provided with on pipeline between absorbing liquid pH meter.
As the improvement of the deamination system based on degassing film of the present invention, described deamination system based on degassing film
Also include that saturated ammonium sulfate accumulator tank, described ammonium sulfate accumulator tank export with the second of described dilute sulfuric acid circulating slot
It is connected by pipeline.
As the improvement of the deamination system based on degassing film of the present invention, described ammonium sulfate accumulator tank is dilute with described
It is additionally provided with ammonium sulfate on pipeline between sulphuric acid circulating slot and sends pump outside.
As the improvement of the deamination system based on degassing film of the present invention, described deamination system based on degassing film
Also include PLC control system.
For achieving the above object, the present invention also provides for a kind of deamination method based on degassing film, and it includes
Following steps:
S1, offer ammonia nitrogen waste water, utilize the ammonia nitrogen in deamination film removing waste water, and in 0.5%-1% concentration
Under dilute sulfuric acid supply, carry out absorbing to the ammonia nitrogen removed and fix；
S2, recycle and absorb the dilution heat of sulfuric acid after ammonia nitrogen, and the dilute sulfuric acid after monitoring absorbs ammonia nitrogen in real time
The pH value of solution；
S3, when monitor described pH value more than 2 time, in the dilution heat of sulfuric acid recycled supplement 15～95%
The concentrated sulphuric acid of concentration, when monitoring described pH value less than 1, stops in the dilution heat of sulfuric acid recycled
Supplement 15～98% concentrated sulphuric acid of concentration.
Compared with prior art, the invention has the beneficial effects as follows: the deamination system based on degassing film of the present invention
And method possesses following technical advantage:
1) removal efficiency of ammonia nitrogen in waste water is suitable as absorbing liquid with use 15%-98% concentrated sulphuric acid, single-stage ammonia nitrogen
Removal efficiency reaches more than 50%；
2) during system debug, occasionally there is evaporating, emitting, dripping or leaking of liquid or gas phenomenon, frame, pipeline, floor are not the most caused
Corrosion, operative employee can simply wear safety device, and evaporating, emitting, dripping or leaking of liquid or gas place is repaired by direct labor, system
Safe and reliable to operation；
3) substantially prolongs the service life of deamination film.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments described in the present invention, for those of ordinary skill in the art
From the point of view of, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the principle assumption diagram of deamination system one detailed description of the invention based on degassing film of the present invention.
Detailed description of the invention
The present invention is described in detail for each embodiment shown in below in conjunction with the accompanying drawings, but it should explanation,
These embodiments not limitation of the present invention, those of ordinary skill in the art are according to these embodiment institutes
Equivalent transformation in work energy, method or structure or replacement, belong to protection scope of the present invention it
In.
As it is shown in figure 1, the deamination system based on degassing film of the present invention includes: waste water sends into section 10, deamination
Section 20, dilute sulfuric acid supply section 30, concentrated sulphuric acid supply section 40.
Described waste water sends into the waste water that section 10 is used for providing pending, and described deamination section 20 is for sending waste water
The waste water that the section of entering 10 is sent into processes.Specifically, described waste water feeding section 10 is positioned at described deamination section 20
Upstream, described waste water send into section 10 include that ammonia nitrogen waste water storage tank 11, described deamination section 20 include deamination pipe
21, described deamination pipe 21 is internally provided with deamination film, and described ammonia nitrogen waste water storage tank 11 passes through pipeline with described
Deamination pipe 21 bottom is connected.Thus, pending waste water sends into section 10 through described waste water, is sent to institute
State and deamination section 20 carries out ammonia nitrogen removal process.Then, the waste water after deamination film ammonia nitrogen removal is discharged,
Carry out follow-up process.
In order to realize foregoing invention purpose, on the pipeline between described ammonia nitrogen waste water storage tank 11 and deamination pipe 21
It is additionally provided with waste water supercharging pump 12.Under the pumping of described waste water supercharging pump 12, waste water can enter into de-smoothly
Ammonia pipe 21 processes.Additionally, on pipeline between described ammonia nitrogen waste water storage tank 11 and deamination pipe 21 also
It is provided with effluent filter 13, pending waste water can be carried out preliminary mistake by described effluent filter 13
Filter.
Described dilute sulfuric acid supply section 30 is for providing the dilute sulfuric acid of fixing ammonia, and the concentration of described dilute sulfuric acid is
0.5%-1%.Specifically, described dilute sulfuric acid supply section 30 includes dilute sulfuric acid circulating slot 31, and this dilute sulfuric acid circulates
Groove 31 is for holding the dilute sulfuric acid of described fixing ammonia.First outlet of described dilute sulfuric acid circulating slot 31 is passed through
Pipeline is connected with the top of described deamination pipe 21, and the entrance of described dilute sulfuric acid circulating slot 31 passes through pipeline
It is connected with the bottom of described deamination pipe 21.Thus, dilute sulfuric acid enters in described deamination pipe 21 from top,
Carry out the ammonia separated absorbing and fix, absorb the acid solution after fixing and flow from the bottom of described deamination pipe 21
Go out, and be back to the realization circulation of described dilute sulfuric acid circulating slot 31.
Additionally, on pipeline between described dilute sulfuric acid circulating slot 31 and following high-concentration sulfuric acid accumulator tank 41 also
It is provided with dilute sulfuric acid circulating pump 32.Can be by described dilute sulfuric acid circulating slot 31 by this dilute sulfuric acid circulating pump 32
Dilute sulfuric acid pump in described deamination pipe 21.
Pipe in order to maintain the relative stability of dilute sulfuric acid pH value, between described first outlet and deamination pipe 21
Acid absorbing liquid pH meter 33 it is additionally provided with, its pH value in monitoring respective line in real time on road.Further
Ground, described concentrated sulphuric acid supply section 40, for when the pH value of dilute sulfuric acid exceedes setting, carries in dilute sulfuric acid
For concentrated sulphuric acid.
Specifically, described concentrated sulphuric acid supply section 40 includes high-concentration sulfuric acid accumulator tank 41, described high-concentration sulfuric acid
Accumulator tank 41 is parallel on the pipeline between described entrance and deamination pipe 21, described high-concentration sulfuric acid accumulator tank
41 upstreams being positioned at described acid absorbing liquid pH meter 33.Described acid absorbing liquid pH meter 33 have upper limit of detection and
Monitoring lower-cut, wherein, pH corresponding to described upper limit of detection is 2, and the pH value that described Monitoring lower-cut is corresponding is
1.Thus, in the pipeline between described first outlet and deamination pipe 21, the pH value of acid absorbing liquid is more than in detection
In limited time, described high-concentration sulfuric acid accumulator tank 41 provides concentrated sulphuric acid, described first outlet and deamination pipe in pipeline
When in pipeline between 21, the pH value of acid absorbing liquid is less than Monitoring lower-cut, described high-concentration sulfuric acid accumulator tank 41
Stop providing concentrated sulphuric acid in pipeline.So, can remain that the pH value of the dilute sulfuric acid for absorbing ammonia is protected
Hold between 1～2, under this pH value, higher ammonia nitrogen absorption efficiency, and this ammonia nitrogen absorption efficiency can be maintained
Suitable with the absorption efficiency of the concentrated sulphuric acid of 25% concentration.
Additionally, be additionally provided with high-concentration sulfuric acid meter on the parallel pipeline at described high-concentration sulfuric acid accumulator tank 41 place
Amount pump 42.Concentrated sulphuric acid can be squeezed in acid circulation line by this high-concentration sulfuric acid dosing pump 42.Meanwhile, institute
State and on the pipeline between high-concentration sulfuric acid accumulator tank 41 and acid absorbing liquid pH meter 33, be additionally provided with dilute sulfuric acid filtration
Device 34.Thus, the dilute sulfuric acid entered in deamination pipe 21 can be carried out by this dilute sulfuric acid filter 34
Filter processes, it is ensured that the purity of dilute sulfuric acid.
Owing to high-concentration sulfuric acid dosing pump 42 constantly squeezes into sulphuric acid in acid circulation line, eventually make dilute
The liquid level of sulphuric acid circulating slot 31 arrives the high level of discharge.Therefore, described deamination system based on degassing film is also
Including saturated ammonium sulfate accumulator tank 50, the of described ammonium sulfate accumulator tank 50 and described dilute sulfuric acid circulating slot 31
Two outlets are connected by pipeline.Meanwhile, between described ammonium sulfate accumulator tank and described dilute sulfuric acid circulating slot 31
Pipeline on be additionally provided with ammonium sulfate and send pump 51 outside.
Thus, ammonium sulfate is sent pump 51 outside and is started, and will absorb saturated ammonium sulfate (concentration is about 35%)
Saturated ammonium sulfate accumulator tank 50 is squeezed into from dilute sulfuric acid circulating slot 31.When dilute sulfuric acid circulating slot 31 arrives low liquid level
Time, ammonium sulfate is sent pump 51 outside and is closed.In order to judge the height of liquid level in dilute sulfuric acid circulating slot 31, can be dilute
Sulphuric acid circulating slot 31 arranges liquid level sensor.
Additionally, described deamination system based on degassing film also includes PLC control system and supporting pressure
Table, effusion meter, pipe valve etc..
Based on identical technology design, the present invention also provides for a kind of deamination method based on degassing film, and it includes
Following steps:
S1, offer ammonia nitrogen waste water, utilize the ammonia nitrogen in deamination film removing waste water, and in 0.5%-1% concentration
Under dilute sulfuric acid supply, carry out absorbing to the ammonia nitrogen removed and fix；
S2, recycle and absorb the dilution heat of sulfuric acid after ammonia nitrogen, and the dilute sulfuric acid after monitoring absorbs ammonia nitrogen in real time
The pH value of solution；
S3, when monitor described pH value more than 2 time, in the dilution heat of sulfuric acid recycled supplement 15～98%
The concentrated sulphuric acid of concentration, when monitoring described pH value less than 1, stops in the dilution heat of sulfuric acid recycled
Supplement 15～98% concentrated sulphuric acid of concentration.
So, can remain that the pH value of the dilute sulfuric acid for absorbing ammonia is maintained between 1～2, at this
Under pH value, higher ammonia nitrogen absorption efficiency can be maintained, and this ammonia nitrogen absorption efficiency and 15～98% concentration dense
The absorption efficiency of sulphuric acid is suitable.
In sum, the deamination system and method based on degassing film of the present invention possesses following technical advantage:
1) removal efficiency of ammonia nitrogen in waste water is suitable as absorbing liquid with use 15%-98% concentrated sulphuric acid, single-stage ammonia nitrogen
Removal efficiency reaches more than 50%；
2) during system debug, occasionally there is evaporating, emitting, dripping or leaking of liquid or gas phenomenon, frame, pipeline, floor are not the most caused
Corrosion, operative employee can simply wear safety device, and evaporating, emitting, dripping or leaking of liquid or gas place is repaired by direct labor, system
Safe and reliable to operation；
3) substantially prolongs the service life of deamination film.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment,
And without departing from the spirit or essential characteristics of the present invention, it is possible to realize in other specific forms
The present invention.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and right and wrong
Restrictive, the scope of the present invention is limited by claims rather than described above, it is intended that will fall
All changes in the implication of equivalency and scope of claim are included in the present invention.Should will not weigh
Any reference during profit requires is considered as limiting involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, but the most each enforcement
Mode only comprises an independent technical scheme, and this narrating mode of description is only for clarity sake,
Those skilled in the art should be using description as an entirety, and the technical scheme in each embodiment can also be through
Appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (10)
1. a deamination system based on degassing film, it is characterised in that described deamination system bag based on degassing film
Include: waste water sends into section, deamination section, dilute sulfuric acid supply section, concentrated sulphuric acid supply section；
Described waste water is sent into section and is positioned at described deamination section upstream, and described waste water is sent into section and included ammonia nitrogen waste water storage tank,
Described deamination section includes that deamination pipe, described deamination pipe are internally provided with deamination film, and described ammonia nitrogen waste water storage tank leads to
Cross pipeline to be connected with described deamination pipe bottom；
Described dilute sulfuric acid supply section includes dilute sulfuric acid circulating slot, and the first outlet of described dilute sulfuric acid circulating slot is passed through
Pipeline is connected with the top of described deamination pipe, and the entrance of described dilute sulfuric acid circulating slot passes through pipeline with described
The bottom of deamination pipe is connected, and the pipeline between described first outlet and deamination pipe is additionally provided with acid absorbing liquid
PH meter；
Described concentrated sulphuric acid supply section includes that high-concentration sulfuric acid accumulator tank, described high-concentration sulfuric acid accumulator tank are parallel to
On pipeline between described entrance and deamination pipe, described high-concentration sulfuric acid accumulator tank is positioned at described acid absorption liquid pH
The upstream of meter；
Described acid absorbing liquid pH meter has upper limit of detection and Monitoring lower-cut, and pH corresponding to described upper limit of detection is
2, the pH value that described Monitoring lower-cut is corresponding is 1, and in the pipeline between described first outlet and deamination pipe, acid is inhaled
When the pH value of receipts liquid is more than upper limit of detection, described high-concentration sulfuric acid accumulator tank provides concentrated sulphuric acid, institute in pipeline
When stating in the pipeline between the first outlet and deamination pipe the pH value of acid absorbing liquid less than Monitoring lower-cut, described highly concentrated
Degree sulphuric acid accumulator tank stops providing concentrated sulphuric acid in pipeline.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described ammonia nitrogen gives up
Waste water supercharging pump it is additionally provided with on pipeline between water storage tank and deamination pipe.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described ammonia nitrogen gives up
It is additionally provided with effluent filter on pipeline between water storage tank and deamination pipe.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described dilute sulfuric acid
Dilute sulfuric acid circulating pump it is additionally provided with on pipeline between circulating slot and high-concentration sulfuric acid accumulator tank.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described high concentration
It is additionally provided with high-concentration sulfuric acid dosing pump on the parallel pipeline at sulphuric acid accumulator tank place.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described high concentration
It is additionally provided with dilute sulfuric acid filter on pipeline between sulphuric acid accumulator tank and acid absorbing liquid pH meter.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described based on de-
The deamination system of air film also includes that saturated ammonium sulfate accumulator tank, described ammonium sulfate accumulator tank follow with described dilute sulfuric acid
Second outlet of annular groove is connected by pipeline.
Deamination system based on degassing film the most according to claim 7, it is characterised in that described ammonium sulfate
It is additionally provided with ammonium sulfate on pipeline between accumulator tank and described dilute sulfuric acid circulating slot and sends pump outside.
Deamination system based on degassing film the most according to claim 1, it is characterised in that described based on de-
The deamination system of air film also includes PLC control system.
10. a deamination method based on degassing film, it is characterised in that described deamination method based on degassing film
Comprise the steps:
S1, offer ammonia nitrogen waste water, utilize the ammonia nitrogen in deamination film removing waste water, and in 0.5%-1% concentration
Under dilute sulfuric acid supply, carry out absorbing to the ammonia nitrogen removed and fix；
S2, recycle and absorb the dilution heat of sulfuric acid after ammonia nitrogen, and the dilute sulfuric acid after monitoring absorbs ammonia nitrogen in real time
The pH value of solution；
S3, when monitor described pH value more than 2 time, in the dilution heat of sulfuric acid recycled supplement 15～98%
The concentrated sulphuric acid of concentration, when monitoring described pH value less than 1, stops in the dilution heat of sulfuric acid recycled
Supplement 15～98% concentrated sulphuric acid of concentration.
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| CN201610272252.9A CN105776396A (en) | 2016-04-28 | 2016-04-28 | Deamination system and method based on degasifying film |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106966530A (en) * | 2017-05-25 | 2017-07-21 | 苏州依斯倍环保装备科技有限公司 | For the processing unit containing organic solvent high ammonia-nitrogen wastewater |
| CN107684809A (en) * | 2017-10-23 | 2018-02-13 | 苏州艾吉克膜科技有限公司 | ammonia nitrogen removal system |
| 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 |
| CN109970164A (en) * | 2019-04-26 | 2019-07-05 | 苏州艾吉克膜科技有限公司 | A kind of high ammonia-nitrogen wastewater treatment process for preventing reaction from overheating |
| CN110835187A (en) * | 2019-12-23 | 2020-02-25 | 上海凯鑫分离技术股份有限公司 | Ammonia nitrogen removal system and ammonia nitrogen removal process based on immersed membrane contactor |
| ES2902723A1 (en) * | 2020-09-29 | 2022-03-29 | Univ Valladolid | Equipment and method for ammonia recovery in fluids with high content in nitrogen ammonia (Machine-translation by Google Translate, not legally binding) |
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| CN103183430A (en) * | 2013-04-03 | 2013-07-03 | 江苏夏航环境工程有限公司 | Device for treating ammonia nitrogen wastewater by utilizing direct contact type degassing membrane technology |
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| CN106966530A (en) * | 2017-05-25 | 2017-07-21 | 苏州依斯倍环保装备科技有限公司 | For the processing unit containing organic solvent high ammonia-nitrogen wastewater |
| CN107684809A (en) * | 2017-10-23 | 2018-02-13 | 苏州艾吉克膜科技有限公司 | ammonia nitrogen removal system |
| 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 |
| CN109970164A (en) * | 2019-04-26 | 2019-07-05 | 苏州艾吉克膜科技有限公司 | A kind of high ammonia-nitrogen wastewater treatment process for preventing reaction from overheating |
| CN110835187A (en) * | 2019-12-23 | 2020-02-25 | 上海凯鑫分离技术股份有限公司 | Ammonia nitrogen removal system and ammonia nitrogen removal process based on immersed membrane contactor |
| ES2902723A1 (en) * | 2020-09-29 | 2022-03-29 | Univ Valladolid | Equipment and method for ammonia recovery in fluids with high content in nitrogen ammonia (Machine-translation by Google Translate, not legally binding) |
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Application publication date: 20160720 |