CN108751480A - A kind of method and system of the industrial high-salt wastewater of processing - Google Patents
A kind of method and system of the industrial high-salt wastewater of processing Download PDFInfo
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- CN108751480A CN108751480A CN201810728037.4A CN201810728037A CN108751480A CN 108751480 A CN108751480 A CN 108751480A CN 201810728037 A CN201810728037 A CN 201810728037A CN 108751480 A CN108751480 A CN 108751480A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000012528 membrane Substances 0.000 claims abstract description 41
- 238000006392 deoxygenation reaction Methods 0.000 claims abstract description 31
- 150000003839 salts Chemical class 0.000 claims abstract description 28
- 239000004952 Polyamide Substances 0.000 claims abstract description 23
- 229920002647 polyamide Polymers 0.000 claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 230000008595 infiltration Effects 0.000 claims abstract description 13
- 238000001764 infiltration Methods 0.000 claims abstract description 13
- 230000035515 penetration Effects 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 150000002500 ions Chemical class 0.000 description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910021645 metal ion Inorganic materials 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000001728 nano-filtration Methods 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of methods of the industrial high-salt wastewater of processing, include the following steps：(1), high-salt wastewater is subjected to deoxygenation processing, obtains the high-salt wastewater after deoxygenation；(2), the pH of the high-salt wastewater after deoxygenation obtained by regulating step (1)；(3), high-salt wastewater obtained by step (2) is handled with polyamide reverse osmose membrane, obtains less salt infiltration water and high salt penetration water.The method of the invention can effectively handle high-salt wastewater, obtain less salt infiltration water and high salt penetration water, and less salt infiltration water may be used as the recycle-water of high quality, high salt penetration water can subsequent processing, significantly reduce the operating cost and energy consumption of technique.The invention also discloses a kind of systems of the industrial high-salt wastewater of processing, and the system operatio is simple, and the resistance tocrocking of the NF membrane in collecting and filtering apparatus can be made to improve, and service life is elongated.
Description
Technical field
The present invention relates to a kind of method and systems of wastewater treatment, and in particular to a method of the industrial high-salt wastewater of processing
And system.
Background technology
High-salt wastewater refers to the waste water of total saliferous mass fraction at least 1%.It is mainly derived from chemical plant, oil plant, electricity
The enterprise of the high energy consumptions such as plating factory, heavily contaminated.It is Na that wherein content is maximum+、Ca2+、Mg2+、Cl-、SO4 2-.In addition.Also contain portion
Divide heavy metal ion, organic matter even radioactive substance.So that the poor resistance of microorganism, conventional biochemical process is difficult to reality
It is existing.It is still the emphasis studied both at home and abroad at present accordingly, with respect to the processing of this kind of waste water.
At this stage, mainly as follows to the processing method of this kind of waste water：
(1) precipitation method.Such methods are current most common methods.Mainly by adding all kinds of precipitating reagents, such as
NaOH、Na2CO3、NaHCO3、NH3·H2Ion is separated off by the common alkali such as O by the method for precipitation.Its reaction speed
Soon, treatment effeciency is high, and can be used for high concentrated organic wastewater.But it needs to consume a large amount of chemical agent, and need to adjust
PH prevents the alkaline excessive of discharge.
(2) concentration method.This method is a kind of emerging novel high-salt wastewater facture recent years.It is mainly steamed
The method of shampoo, pollutant is concentrated, and point isolated method.In contrast, easy to operate, technical maturity, also
It can recovery section utility.But its shortcomings that, is that energy consumption is very big.It is part low boiling point, volatile and in evaporation process
Substance can evaporate, cause air secondary to pollute.
(3) membrane separation process.Membrane separation process is a kind of novel water technology.It is mainly using a kind of special semi-transparent
Film separates solute in solution and solvent, what purpose of purifying the water quality detached to reach.But its treatment effect and film
Quality have prodigious relationship, if desired reach preferable effect, then need film costly, it is also necessary to which prodigious pressure is
It can realize, this certainly will lead to being multiplied for cost.In addition, for the high-salt wastewater of complicated component, part macromolecular or wadding
Condensate matter meeting polluted membrane, causes the permeability of film and service life to be decreased obviously.
Invention content
A kind of industrial high-salt wastewater of processing is provided it is an object of the invention to overcome the shortcomings of the prior art place
Method and system.
To achieve the above object, the technical solution that the present invention takes is：A method of the industrial high-salt wastewater of processing, including
Following steps：
(1), high-salt wastewater is subjected to deoxygenation processing, obtains the high-salt wastewater after deoxygenation；
(2), the pH of the high-salt wastewater after deoxygenation obtained by regulating step (1)；
(3), high-salt wastewater obtained by step (2) is handled with polyamide reverse osmose membrane, obtains less salt infiltration water and with high salt
Permeate water.
The processing method of the high-salt wastewater is that high-salt wastewater is carried out deoxygenation processing first by the present invention, is prevented in waste water
Fe2+It is oxidized by oxygen as Fe3+, so as to cause the Fe (OH) being subsequently generated3Pollution to film.The waste water that deoxygenation has been handled is led to
PH is overregulated, Al on the one hand can be prevented3+Precipitation generates Al (OH)3, on the other hand it is to prevent from containing Fe so as to cause the pollution of film
Or the generation of the flocculant containing Al, so as to cause the blocking of polyamide reverse osmose membrane, finally by high-salt wastewater polyamide reverse osmosis
Permeable membrane is handled, which only allows monovalent ion by, for example, Na+、K+、Cl-Plasma, and it is more than divalent or divalent from
Son, such as Mg2+、Al3+、Cr6+、Mn2+、Fe2+、Fe3+、Co2+、Ni2+、Cu2+、Zn2+、Cd2+、Ba2+、Hg2+Etc. heavy metal ion, then without
Method passes through.Therefore it can reach indirect purpose of purifying the water quality.After having handled, total mass concentration of metal ion is 2%
High-salt wastewater can obtain metal ion total mass concentration≤0.4% less salt infiltration water and metal ion total matter
Measure the high salt penetration water of a concentration of 16-20%.Therefore compared to high-salt wastewater raw water, the high salt penetration water obtained after processing it is dense
It spends bigger to be similar to by " concentration ", after accumulating to a certain amount, disposable subsequent processing can be carried out, save cost.
Less salt infiltration water then can separately do him with direct emission or storage and use.
Therefore, using the method for the industrial high-salt wastewater of processing of the present invention, treated that high-salt wastewater can be with high degree
Reduction high-salt wastewater treating capacity, save cost, can also improve the service life of polyamide reverse osmose membrane, reduce and replace frequency
Rate improves the service efficiency of film.
The preferred embodiment of method as the industrial high-salt wastewater of processing of the present invention, the polyamide reverse osmose membrane
Aperture be 0.005~0.015 μm, membrane flux is 12~13L/h, the rejection of ion more than divalent or divalent is 75~
85%.
Preferable separation monovalent ion and divalent or divalent or more can be reached using the polyamide reverse osmose membrane in the aperture
The effect of ion can reach higher waste water treatment efficiency using the polyamide reverse osmose membrane of the membrane flux.
The preferred embodiment of method as the industrial high-salt wastewater of processing of the present invention, in step (1), after deoxygenation
Mass concentration≤0.02% of oxygen in waste water.In the case of the oxygen content, the Fe in waste water can be prevented2+Be oxidized by oxygen for
Fe3+。
The preferred embodiment of method as the industrial high-salt wastewater of processing of the present invention, in step (3), the processing
Pressure be 2~4kg/cm2.Higher treatment effeciency can be reached using the polyamide reverse osmose membrane at this pressure.
The preferred embodiment of method as the industrial high-salt wastewater of processing of the present invention, the pressure of the processing are
3kg/cm2。
The preferred embodiment of method as the industrial high-salt wastewater of processing of the present invention, the step (1) are gone back before
Including step (1a)：Processing is filtered to high-salt wastewater, then carries out activated carbon adsorption processing.High-salt wastewater is passed through first
Filtration treatment can remove macroscopic solid impurity particle.What activated carbon adsorption processing can will may contain in water divides greatly
Sub- organic matter is removed by way of absorption, and moieties is prevented to be adsorbed on the pollution for leading to film on film.
The preferred embodiment of method as the industrial high-salt wastewater of processing of the present invention, in step (2), the pH value
It is 6.5~8.
Another object of the present invention also resides in the system for providing a kind of industrial high-salt wastewater of processing, and the system comprises deoxygenations
Machine, pH regulating reservoirs and collecting and filtering apparatus；The water outlet of the deoxygenation machine is connected with pH regulating reservoirs, the water outlet of the pH regulating reservoirs with
The water inlet of collecting and filtering apparatus is connected.
The system is combined using deoxygenation machine, pH regulating reservoirs and collecting and filtering apparatus, and deoxygenation function is effectively prevented in waste water
Fe2+It is oxidized by oxygen as Fe3+, so as to cause the Fe (OH) being subsequently generated3Pollution to film, pH regulating reservoirs can adjust deoxygenation processing
On the one hand complete waste water can prevent Al3+Precipitation generates Al (OH)3, so as to cause the pollution of polyamide reverse osmose membrane, another party
Face is the generation for preventing the flocculant containing Fe or containing Al, and so as to cause the blocking of polyamide reverse osmose membrane, last collecting and filtering apparatus is to height
Salt waste water is handled, detach high-salt wastewater in monovalent ion and ion more than divalent or divalent, obtain less salt infiltration water and
High salt penetration water.Being combined by deoxygenation machine, pH regulating reservoirs and collecting and filtering apparatus can be such that the resistance tocrocking of the NF membrane in collecting and filtering apparatus becomes
Good, service life is elongated.The preferred embodiment of system as the industrial high-salt wastewater of processing of the present invention, the system is also
Including cartridge filter；The water outlet of the cartridge filter is connected with the deoxygenation machine.The cartridge filter is used for removing
Remove macroscopic solid impurity particle.
The preferred embodiment of system as the industrial high-salt wastewater of processing of the present invention, the system also includes activity
Charcoal absorber；The water inlet of the active carbon adsorber is connected with the water outlet of the cartridge filter, the activated carbon adsorption
The water outlet of device is connected with the water inlet of the deoxygenation machine.The active carbon adsorber is used for removing the macromolecular in high-salt wastewater
Organic matter.
The preferred embodiment of system as the industrial high-salt wastewater of processing of the present invention, the nanofiltration in the collecting and filtering apparatus
Film is polyamide reverse osmose membrane；The aperture of the polyamide reverse osmose membrane is 0.005~0.015 μm, and membrane flux is 12~13L/
The rejection of ion more than h, divalent or divalent is 75~85%.
The preferred embodiment of system as the industrial high-salt wastewater of processing of the present invention, the pH regulating reservoirs and nanofiltration
Booster pump is equipped between machine.
The beneficial effects of the present invention are：The present invention provides a kind of method of the industrial high-salt wastewater of processing, the methods
High-salt wastewater can be effectively handled, less salt infiltration water and high salt penetration water are obtained, less salt infiltration water may be used as returning for high quality
Receive water, high salt penetration water can subsequent processing, significantly reduce the operating cost and energy consumption of technique.The present invention also provides one kind
The system of the industrial high-salt wastewater of processing, the system operatio is simple, and the resistance tocrocking of the NF membrane in collecting and filtering apparatus can be made to improve,
Service life is elongated.
Description of the drawings
Fig. 1 is the structural schematic diagram of the system of the industrial high-salt wastewater of processing described in embodiment；Wherein, 1, raw water box；2, former
Water pump；3, cartridge filter；4, active carbon adsorber；5, deoxygenation machine；6, pH regulating reservoirs；7, booster pump；8, collecting and filtering apparatus.
Specific implementation mode
To better illustrate the object, technical solutions and advantages of the present invention, below in conjunction with specific embodiment to the present invention
It is described further.
Embodiment
A kind of embodiment of the system of the industrial high-salt wastewater of processing of the present invention, as shown in Figure 1, described in the present embodiment
The system of science and engineering industry high-salt wastewater include sequentially connected raw water box 1, raw water pump 2, cartridge filter 3, active carbon adsorber 4,
Deoxygenation machine 5, pH regulating reservoirs 6, booster pump 7 and collecting and filtering apparatus 8；NF membrane in the collecting and filtering apparatus 8 is polyamide reverse osmose membrane；It is described
The aperture of polyamide reverse osmose membrane is 0.01 μm, membrane flux 12.6L/h, and the rejection of ion more than divalent or divalent is
80%.
Collecting and filtering apparatus in the present embodiment uses external-compression type collecting and filtering apparatus, operating pressure P ≈ 240-270MPa, operation temperature T ≈
20 DEG C -28 DEG C, filtering accuracy ≈ 0.025.
The system of industrial high-salt wastewater is handled described in the present embodiment in use, high-salt wastewater passes through raw water from raw water box 1
Pump 2 enters in cartridge filter 3, removes macroscopic solid impurity particle, subsequently into active carbon adsorber 4, removes big
Molecular organic removes the dissolved oxygen in high-salt wastewater, prevents Fe subsequently into deoxygenation machine 52+It is oxidized by oxygen as Fe3+,
So as to cause the Fe (OH) being subsequently generated3Pollution to film adjusts the pH value of high-salt wastewater, prevents subsequently into pH regulating reservoirs 6
Al3+Precipitation generates Al (OH)3, lead to the pollution of polyamide reverse osmose membrane, and prevent the generation of the flocculant containing Fe or containing Al,
High-salt wastewater is sent finally by booster pump 7 and carries out reverse osmosis place into collecting and filtering apparatus 8 by the blocking for leading to polyamide reverse osmose membrane
Reason, monovalent ion can be by NF membranes, and ion more than divalent or divalent then cannot be high to reach concentration by NF membrane
The purpose of salt waste water, less salt infiltration water then directly can exclude or be recycled to his use, and high salt penetration water can then concentrate into
Row subsequent processing greatly reduces the treating capacity and processing cost of high-salt wastewater, can be using the NF membrane of the present embodiment
3kg/cm2Processing pressure under can carry out nanofiltration processing.
Total mass concentration of metal ion is 2% high-salt wastewater (being calculated with single treatment 10L), by the present embodiment
System processing after, the less salt infiltration water (9~9.2L) and metal of total mass concentration≤0.4% of metal ion can be obtained
Total mass concentration of ion is the high salt penetration water (0.8~1L) of 16-20%.
A kind of embodiment of the method for the industrial high-salt wastewater of processing of the present invention, a kind of processing described in the present embodiment are industrial
The method of high-salt wastewater, includes the following steps：
(1), high-salt wastewater is filtered processing；
(2), activated carbon adsorption processing is carried out to the high-salt wastewater after filtration treatment；
(3), deoxygenation processing is carried out to activated carbon adsorption treated high-salt wastewater, obtains the high-salt wastewater after deoxygenation；
(4), the pH of the high-salt wastewater after deoxygenation obtained by regulating step (3)；
(5), high-salt wastewater obtained by step (4) is handled with polyamide reverse osmose membrane, detaches one in high-salt wastewater
Ion more than valence ion and divalent or divalent obtains less salt infiltration water and high salt penetration water.
The aperture of the polyamide reverse osmose membrane is 0.01 μm, membrane flux 12.6L/h, ion more than divalent or divalent
Rejection be 80%.In step (5), the pressure of the processing is 3kg/cm2.In step (3), in the high-salt wastewater after deoxygenation
Oxygen mass concentration≤0.02%.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than is protected to the present invention
The limitation of range is protected, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art should
Understand, technical scheme of the present invention can be modified or replaced equivalently, without departing from the essence of technical solution of the present invention
And range.
Claims (10)
1. a kind of method of the industrial high-salt wastewater of processing, which is characterized in that include the following steps：
(1), high-salt wastewater is subjected to deoxygenation processing, obtains the high-salt wastewater after deoxygenation；
(2), the pH of the high-salt wastewater after deoxygenation obtained by regulating step (1)；
(3), high-salt wastewater obtained by step (2) is handled with polyamide reverse osmose membrane, obtains less salt infiltration water and high salt penetration
Water.
2. the method for the industrial high-salt wastewater of processing as described in claim 1, which is characterized in that the hole of the polyamide reverse osmose membrane
Diameter is 0.005~0.015 μm, and membrane flux is 12~13L/h, and the rejection of ion more than divalent or divalent is 75~85%.
3. the method for the industrial high-salt wastewater of processing as claimed in claim 2, which is characterized in that in step (3), the pressure of the processing
Power is 2~4kg/cm2；Preferably, the pressure of the processing is 3kg/cm2。
4. the method for the industrial high-salt wastewater of processing as described in claim 1, which is characterized in that further include before the step (1)
Step (1a)：Processing is filtered to high-salt wastewater, then carries out activated carbon adsorption processing.
5. the method for the industrial high-salt wastewater of processing as claimed in claim 4, which is characterized in that in step (2), the pH value is
6.5~8.
6. a kind of system of the industrial high-salt wastewater of processing, which is characterized in that including deoxygenation machine, pH regulating reservoirs and collecting and filtering apparatus；It is described
The water outlet of deoxygenation machine is connected with pH regulating reservoirs, and the water outlet of the pH regulating reservoirs is connected with the water inlet of collecting and filtering apparatus.
7. the system of the industrial high-salt wastewater of processing as claimed in claim 6, which is characterized in that the system also includes security personnel to filter
Device；The water outlet of the cartridge filter is connected with the deoxygenation machine.
8. the system of the industrial high-salt wastewater of processing as claimed in claim 7, which is characterized in that the system also includes activated carbon suctions
Adnexa；The water inlet of the active carbon adsorber is connected with the water outlet of the cartridge filter, the active carbon adsorber
Water outlet is connected with the water inlet of the deoxygenation machine.
9. the system of the industrial high-salt wastewater of processing as claimed in claim 6, which is characterized in that the NF membrane in the collecting and filtering apparatus is
Polyamide reverse osmose membrane；The aperture of the polyamide reverse osmose membrane be 0.005~0.015 μm, membrane flux be 12~13L/h, two
The rejection of ion more than valence or divalent is 75~85%.
10. the system of the industrial high-salt wastewater of processing as claimed in claim 6, which is characterized in that the pH regulating reservoirs and collecting and filtering apparatus
Between be equipped with booster pump.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109824195A (en) * | 2019-03-04 | 2019-05-31 | 广东益诺欧环保股份有限公司 | The system and method for chloride ion in a kind of recycling high-salt wastewater |
| CN113443681A (en) * | 2021-06-28 | 2021-09-28 | 同济大学 | High-salinity wastewater treatment method coupling flow storage purification and flow expansion flushing |
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| CN105948353A (en) * | 2016-05-31 | 2016-09-21 | 江苏京源环保股份有限公司 | Zero-emission membrane treatment system for separating mud and salt from desulfurization wastewater and process thereof |
| CN207315297U (en) * | 2017-09-19 | 2018-05-04 | 中国石油天然气股份有限公司 | A kind of oil field deep transfer drive system |
| CN208577534U (en) * | 2018-07-04 | 2019-03-05 | 广东益诺欧环保股份有限公司 | A kind of system handling industrial high-salt wastewater |
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Application publication date: 20181106 |