CN209493435U - The equipment of landfill leachate thick liquid-film method zero-emission - Google Patents
The equipment of landfill leachate thick liquid-film method zero-emission Download PDFInfo
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- CN209493435U CN209493435U CN201822066256.9U CN201822066256U CN209493435U CN 209493435 U CN209493435 U CN 209493435U CN 201822066256 U CN201822066256 U CN 201822066256U CN 209493435 U CN209493435 U CN 209493435U
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- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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Abstract
The utility model belongs to landfill leachate dope process field, the equipment for specifically disclosing a kind of landfill leachate thick liquid-film method zero-emission, including MMS unit, for separating hardness ions and suspended matter from landfill leachate dope to be processed, the clear liquid of dope and depleted hardness ions and suspended matter rich in hardness ions and suspended matter is obtained；Electrodialysis desalination unit obtains the fresh water of concentrated water and depleted salt rich in salt for carrying out electrodialysis desalination processing to the clear liquid；Reverse osmosis units obtain concentrate and dialyzate, the concentrate is back to the MMS unit, and the dialyzate is as Treated sewage reusing for carrying out reverse osmosis treatment to the fresh water；Purify evaporation element, for by the moisture removal in the dope and concentrated water from the electrodialysis desalination unit to obtain solid carnallite.Using equipment provided by the utility model can be realized by landfill leachate dope be processed into can reuse middle water and solid waste, achieve the purpose that zero-emission.
Description
Technical field
The utility model belongs to landfill leachate dope process field, and in particular to a kind of landfill leachate thick liquid-film method zero
The equipment of discharge.
Background technique
Landfill leachate is a kind of complicated component, concentration height and intractable waste water.Current main processing technique is to adopt
It is handled with the processing mode that biochemistry is combined with embrane method, wherein biochemical method can remove number big absolutely in landfill leachate
COD value, ammonia-nitrogen content etc. is effectively reduced in organic matter；Feed liquid after biochemistry is using ultrafiltration, nanofiltration or the embrane methods point such as reverse osmosis
From further filtering the substances such as remaining organic matter, salinity, enabling that treated, waste water reaches discharge standard.Membrane separating
Process can generate the landfill leachate dope of overall accumulated amount 20~30%, be enriched landfill leachate in the landfill leachate dope
In a large amount of difficult biochemical organic matter, salinities etc., COD value and conductivity are 3~4 times of crude waste percolate, even as high as 5
Times, and with the extension of embrane method Refuse Leachate Treatment Plant runing time, the amount of produced landfill leachate dope gradually increases
Greatly, the concentration of salt and organic matter also gradually rises.
Being effectively treated for landfill leachate dope is the indispensable pith of entire garbage percolation liquid treating system.It should
If landfill leachate dope direct emission, it will cause secondary pollution.Currently used processing method mainly has following two
Kind.The first, garbage incinerating power plant is back that being sprayed onto burner hearth burns to the mainstream treatment process of landfill leachate dope, so
And part concentrate can only be handled using this method, it returns to be sprayed onto burner hearth and burn and will lead to fire grate seriously corroded, deduster is stifled
Ash, conical opening dirt are stifled etc., cause equipment to need to shut down regularly, and can also reduce furnace temperature using the processing method, to setting
Standby normal operation is very unfavorable.Second, garbage loading embeading factory is by its recharge to the mainstream treatment process of landfill leachate dope
To junk-heap body, the increase of percolate salinity will cause in this way, processing system load, which increases, even to collapse.
Therefore, be badly in need of developing it is a kind of can be to the equipment that landfill leachate dope is effectively treated.
Utility model content
The equipment that the utility model is intended to provide a kind of new landfill leachate thick liquid-film method zero-emission.
Specifically, the equipment of landfill leachate thick liquid-film method zero-emission provided by the utility model includes:
MMS unit is obtained for separating hardness ions and suspended matter from landfill leachate dope to be processed
The clear liquid of dope and depleted hardness ions and suspended matter rich in hardness ions and suspended matter；
Electrodialysis desalination unit is rich in for carrying out electrodialysis desalination processing to the clear liquid for being originated from the MMS unit
The fresh water of the concentrated water of salt and depleted salt；
Reverse osmosis units are concentrated for carrying out reverse osmosis treatment to the fresh water for being originated from the electrodialysis desalination unit
Liquid and dialyzate, the concentrate are back to the MMS unit, and the dialyzate is as Treated sewage reusing；
Evaporation element is purified, for the dope of the MMS unit will to be originated from and from the electrodialysis desalination unit
Moisture removal in concentrated water is to obtain solid carnallite.
Preferably, the MMS unit is to load in mixture film separation unit.
Preferably, described to load in mixture film core used by film separation unit in ultrafiltration membrane, nanofiltration membrane and reverse osmosis membrane
At least two.
Preferably, the aperture of the ultrafiltration membrane is 4000~6000Da, and the aperture of the nanofiltration membrane is 100~200Da, institute
The aperture for stating reverse osmosis membrane is 100Da or less.
Preferably, the MMS unit is mixed loading membrane separation device comprising membrane tube and is arranged in series in the membrane tube
Reverse-osmosis membrane element and nanofiltration membrane component, reverse-osmosis membrane element setting is in membrane tube front, the nanofiltration membrane component setting
At membrane tube rear portion, and the permeate central tube of the reverse-osmosis membrane element and the permeate central tube of nanofiltration membrane component separate；Institute
It states landfill leachate dope and is introduced into reverse-osmosis membrane element progress first time UF membrane from the feed inlet of membrane tube, reverse osmosis section of gained
It stays liquid to be introduced into nanofiltration membrane component and carries out second of UF membrane, the reverse osmosis permeate of gained and nanofiltration membrane permeate respectively enter institute
State the permeate central tube of reverse-osmosis membrane element and the permeate central tube of nanofiltration membrane component and collectively as the depleted hardness
The clear liquid of ion and suspended matter is introduced into progress electrodialysis desalination processing, gained nanofiltration membrane trapped fluid in the electrodialysis desalination unit
It is miscellaneous to obtain solid that progress moisture removal in purification evaporation element is introduced into as the dope rich in hardness ions and suspended matter
Salt.
Preferably, amberplex used by the electrodialysis desalination unit includes the cation-exchange membrane of cross arrangement
With anion-exchange membrane.
Preferably, the aperture of reverse osmosis membrane used by the reverse osmosis units is 100Da or less.
Preferably, the purification evaporation element is that curtain type purifies evaporator.
The beneficial effects of the utility model are as follows:
(1) landfill leachate dope provided by the utility model includes MMS unit, electrodialysis desalination unit, reverse osmosis list
Member and purification evaporation element, by the way that landfill leachate dope successively to be carried out to hardness ions and suspension removing, electrodialysis desalination
Processing, reverse osmosis treatment and dehydration, with realize by landfill leachate dope be processed into can reuse middle water and solid give up
Gurry, achievees the purpose that zero-emission, not only alleviates the operating pressure of incinerator, but also is able to produce out and meets reuse standard
Middle water, save water resource, improve energy utilization rate；
(2) low using the equipment energy consumption of landfill leachate thick liquid-film method zero-emission provided by the utility model, automate journey
Degree is high, and high production efficiency is good in economic efficiency, energy conservation and environmental protection.
Detailed description of the invention
Fig. 1 is the connection of each unit component in the equipment of landfill leachate thick liquid-film method zero-emission provided by the utility model
Schematic diagram.
Fig. 2 is the structural schematic diagram of mixed loading membrane separation device provided by the utility model.
Description of symbols
1-MMS unit；11- membrane tube；12- reverse-osmosis membrane element；13- nanofiltration membrane component；14- plug；121,131- is penetrated
Liquid central tube；2- electrodialysis desalination unit；3- reverse osmosis units；4- purifies evaporation element.
Specific embodiment
The utility model described in detail below.
As shown in Figure 1, the equipment of landfill leachate thick liquid-film method zero-emission provided by the utility model includes:
MMS unit 1 is obtained for separating hardness ions and suspended matter from landfill leachate dope to be processed
To the clear liquid of dope and depleted hardness ions and suspended matter rich in hardness ions and suspended matter；
Electrodialysis desalination unit 2 obtains richness for carrying out electrodialysis desalination processing to the clear liquid for being originated from the MMS unit 1
The fresh water of the concentrated water of saliferous and depleted salt；
Reverse osmosis units 3 obtain dense for carrying out reverse osmosis treatment to the fresh water for being originated from the electrodialysis desalination unit 2
Contracting liquid and dialyzate, the concentrate are back to the MMS unit 1, and the dialyzate is as Treated sewage reusing；
Evaporation element 4 is purified, for that will be originated from the dope of the MMS unit 1 and be originated from the electrodialysis desalination unit 2
Concentrated water in moisture removal to obtain solid carnallite.
The MMS unit 1 is for removing hardness ions and suspended matter.Hardness ions in the refuse leachate concentrate
And suspended matter is separated to some extent in MMS unit 1, so that hardness ions and suspended matter are enriched to concentrate side, is protected
Protect the electrodialytic water inlet index request of subsequent handling.The MMS unit 1 is preferably film separation unit.The film separation unit institute
The film core of use can be selected from least one of ultrafiltration membrane, nanofiltration membrane and reverse osmosis membrane, it is preferred to use three of the above film core
At least two are used cooperatively.That is, the film separation unit is preferably at least two used in ultrafiltration membrane, nanofiltration membrane and reverse osmosis membrane
What kind film core was used cooperatively loads in mixture film separation unit.Wherein, the aperture of the ultrafiltration membrane is preferably 4000~6000Da, described to receive
The aperture of filter membrane is preferably 100~200Da, and the aperture of the reverse osmosis membrane is preferably 100Da or less.It is according to the present utility model
A kind of preferred embodiment, as shown in Fig. 2, the UF membrane carries out in mixed loading membrane separation device, it is described to load in mixture UF membrane dress
It sets including membrane tube 11 and the reverse-osmosis membrane element 12 and nanofiltration membrane component 13 that are arranged in series in the membrane tube 11, the reverse osmosis
The setting of membrane element 12 is arranged in 11 front of membrane tube, the nanofiltration membrane component 13 at 11 rear portion of membrane tube, and the reverse osmosis membrane element
The permeate central tube 121 of part 12 is separated with the permeate central tube 131 of nanofiltration membrane component 13.It is highly preferred that described reverse osmosis
The rear end of 12 permeate central tube 121 of membrane component and the front end of 13 permeate central tube 131 of nanofiltration membrane component by plug 14 every
It opens.The landfill leachate dope is introduced into progress first time UF membrane, institute in reverse-osmosis membrane element 12 from the feed inlet of membrane tube 11
Reverse osmosis trapped fluid is introduced into nanofiltration membrane component 13 and carries out second of UF membrane, the reverse osmosis permeate of gained and nanofiltration membrane transmission
Liquid respectively enters the permeate central tube 121 of the reverse-osmosis membrane element 12 and the permeate central tube 131 of nanofiltration membrane component 13
And progress electrodialysis in the electrodialysis desalination unit 2 is introduced into collectively as the clear liquid of the depleted hardness ions and suspended matter and is taken off
Salt treatment, gained nanofiltration membrane trapped fluid introduce the purification evaporation element as the dope rich in hardness ions and suspended matter
Moisture removal is carried out in 4 to obtain solid carnallite.
Term " electrodialysis desalination processing " refers under electric field action, is separated using the selective penetrated property of amberplex
The method of different ions.The electrodialysis desalination unit 2 is for the salinity in concentrated waste penetrating fluid dope, the fresh water after desalination
Reverse osmosis units 3 are introduced, organic matter and monovalent salt are separated, and be enriched with organic matter in concentrate, dialyzate reaches reuse
Standard, organic matter and monovalent salt in concentrate returned after being largely enriched be set to 1 front end of MMS unit and continue in turn hardness from
The separation of son and suspended matter.
Amberplex used by the electrodialysis desalination unit 2 preferably include the cation-exchange membrane of cross arrangement with
Anion-exchange membrane, when being used for electrodialysis desalination processing, cation and anion can be retained down, and be come with this real
The purpose that now salt in the clear liquid 1 for being originated from MMS unit is removed.
The aperture of reverse osmosis membrane used by the reverse osmosis units 3 is preferably 100Da or less.
The purification evaporation element 4 is preferably that curtain type purifies evaporator.Wherein, the tool of the curtain type purification evaporator
Body structure is referring to CN108191170A.
The working principle of the MMS unit 1 and reverse osmosis units 3 is to utilize seperation film difference hole using pressure as motive force
Diameter carries out physical separation screening to solute in liquid；The working principle of the electrodialysis desalination unit 2 be using electric field as motive force,
Ion is migrated under DC electric field effect, and the solute particles (such as ion) charged in solution migrate to reach by film
The purpose of concentration.The working principle of the purification evaporation element 4 is to evaporate surplus in dope and concentrated water using psychrometric difference as motive force
Remaining moisture, reaches zero emission requirement.
As shown in Figure 1, when by the equipment of the landfill leachate thick liquid-film method zero-emission be used for landfill leachate dope into
When row processing, landfill leachate dope is introduced into MMS unit 1 separation for carrying out hardness ions and suspended matter, obtains rich in hardness
The clear liquid of the dope and depleted hardness ions and suspended matter of ion and suspended matter；Clear liquid from the MMS unit 1 introduces electricity
Electrodialysis desalination unit 2 carries out electrodialysis desalination processing, obtains the fresh water of concentrated water and depleted salt rich in salt；From the electrodialysis
The fresh water of desalination unit 2, which is introduced into reverse osmosis units 3, carries out reverse osmosis treatment, obtains concentrate and dialyzate, the concentrate
It is back to the MMS unit 1, the dialyzate is as Treated sewage reusing；It dope from the MMS unit 1 and is originated from described
The concentrated water of electrodialysis desalination unit 2 is introduced into purification evaporation element 4 to obtain solid carnallite for moisture removal therein.
The landfill leachate dope is to carry out handling it using the biochemical method combined with embrane method by landfill leachate
Resulting dope afterwards.Generally, the pH value of the landfill leachate dope can be 6~9, permanent hardness can for 1000~
5000mg/L, conductivity can be 20~120ms/cm, and COD value can be 3000~12000mg/L.In the present invention,
Term " permanent hardness " refers to the sum of permanent calcium hardness and permanent magnesium hardness.
The utility model will be described in detail by embodiment below.
In following embodiment:
MMS unit 1 is mixed loading membrane separation device comprising membrane tube 11 and the reverse osmosis being arranged in series in the membrane tube 11
Membrane element 12 and nanofiltration membrane component 13, the reverse-osmosis membrane element 12 are arranged in 11 front of membrane tube, the nanofiltration membrane component 13
It is arranged at 11 rear portion of membrane tube, and in the rear end of 12 permeate central tube 121 of reverse-osmosis membrane element and 13 permeate of nanofiltration membrane component
The front end of heart pipe 131 is separated by plug 14；
Amberplex used by electrodialysis desalination unit 2 is by one layer of sulfonic acid type cation exchange membrane and one layer of quaternary amine type
Anion exchange membrane facing is folded to be formed.
In following embodiment, the rate of recovery (%)=production water inventory/water inlet total amount × 100% of water.
Embodiment 1
As shown in Figure 1, landfill leachate dope (pH value 6.5, permanent hardness 2500mg/L, conductivity 50ms/
Cm, COD value 5000mg/L) introducing MMS unit 1, (wherein, the aperture of reverse-osmosis membrane element 12 is 80Da, nanofiltration membrane component 13
Aperture be 100Da) in the separation of hardness ions and suspended matter is carried out in the case where temperature is 35 DEG C and pressure is 25bar, obtain richness
The clear liquid of dope and depleted hardness ions and suspended matter containing hardness ions and suspended matter, wherein the permanent hardness of dope is
8000mg/L and COD value are 50000mg/L, and the permanent hardness of clear liquid is 800mg/L and COD value is 600mg/L；From described
The clear liquid of MMS unit 1 is introduced into electrodialysis desalination unit 2 to carry out at electrodialysis desalination in the case where temperature is 35 DEG C and pressure is 1bar
Reason, obtains the rich-salt concentrated water that conductivity is 130ms/cm and the depleted salt fresh water that conductivity is 20ms/cm；From the electric osmose
The depleted salt fresh water of analysis desalination unit 2 is introduced into reverse osmosis units 3 (aperture of used reverse osmosis membrane is 80Da) in temperature
For 40 DEG C and pressure be 25bar under carry out reverse osmosis treatment, obtain the dialyzate that concentrate and conductivity are 5ms/cm, it is described dense
Contracting liquid is back to the MMS unit 1, and the dialyzate is as Treated sewage reusing；It dope from the MMS unit 1 and is originated from
The concentrated water of the electrodialysis desalination unit 2 is introduced into purification evaporation element 4 (curtain type purification evaporator) with by moisture therein
Removing, obtains solid carnallite.The rate of recovery of water is 65%.
Embodiment 2
As shown in Figure 1, landfill leachate dope (pH value 6.5, permanent hardness 2500mg/L, conductivity 50ms/
Cm, COD value 5000mg/L) introducing MMS unit 1, (wherein, the aperture of reverse-osmosis membrane element 12 is 100Da, nanofiltration membrane component 13
Aperture be 200Da) in the separation of hardness ions and suspended matter is carried out in the case where temperature is 5 DEG C and pressure is 15bar, be rich in
The clear liquid of the dope and depleted hardness ions and suspended matter of hardness ions and suspended matter, wherein the permanent hardness of dope is
5000mg/L and COD value are 20000mg/L, and the permanent hardness of clear liquid is 1000mg/L and COD value is 1000mg/L；From described
The clear liquid of MMS unit 1, which is introduced into electrodialysis desalination unit 2, carries out electrodialysis desalination in the case where temperature is 5 DEG C and pressure is 0.5bar
Processing, obtains the rich-salt concentrated water that conductivity is 150ms/cm and the depleted salt fresh water that conductivity is 8ms/cm；From the electricity
The depleted salt fresh water of electrodialysis desalination unit 2 is introduced into reverse osmosis units 3 (aperture of used reverse osmosis membrane is 100Da) in temperature
Degree for 5 DEG C and pressure be 15bar under carry out reverse osmosis treatment, obtain concentrate and dialyzate that conductivity is 0.1ms/cm, institute
It states concentrate and is back to the MMS unit 1, the dialyzate is as Treated sewage reusing；Dope from the MMS unit 1 and
Concentrated water from the electrodialysis desalination unit 2 is introduced into purification evaporation element 4 (curtain type purification evaporator) with will be therein
Moisture removal obtains solid carnallite.The rate of recovery of water is 60%.
Embodiment 3
As shown in Figure 1, landfill leachate dope (pH value 7, permanent hardness 2000mg/L, conductivity 50ms/cm,
COD value is 3000mg/L) introducing MMS unit 1, (wherein, the aperture of reverse-osmosis membrane element 12 is 90Da, the hole of nanofiltration membrane component 13
Diameter is 150Da) in the separation of hardness ions and suspended matter is carried out in the case where temperature is 20 DEG C and pressure is 20bar, obtain rich in hard
Spend the dope of ion and suspended matter and the clear liquid of depleted hardness ions and suspended matter, wherein the permanent hardness of dope is
6500mg/L and COD value are 35000mg/L, and the permanent hardness of clear liquid is 500mg/L and COD value is 500mg/L；From described
The clear liquid of MMS unit 1 is introduced into electrodialysis desalination unit 2 to carry out at electrodialysis desalination in the case where temperature is 40 DEG C and pressure is 2bar
Reason, obtains the rich-salt concentrated water that conductivity is 125ms/cm and the depleted salt fresh water that conductivity is 10ms/cm；From the electric osmose
The depleted salt fresh water of analysis desalination unit 2 is introduced into reverse osmosis units 3 (aperture of used reverse osmosis membrane is 90Da) in temperature
For 20 DEG C and pressure be 20bar under carry out reverse osmosis treatment, obtain the dialyzate that concentrate and conductivity are 2ms/cm, it is described dense
Contracting liquid is back to the MMS unit 1, and the dialyzate is as Treated sewage reusing；It dope from the MMS unit 1 and is originated from
The concentrated water of the electrodialysis desalination unit 2 is introduced into purification evaporation element 4 (curtain type purification evaporator) with by moisture therein
Removing, obtains solid carnallite.The rate of recovery of water is 63%.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model
Principle and objective in the case where above-described embodiment can be changed in the scope of the utility model, modify, replace and
Modification.
Claims (8)
1. a kind of equipment of landfill leachate thick liquid-film method zero-emission characterized by comprising
MMS unit is rich in for separating hardness ions and suspended matter from landfill leachate dope to be processed
The clear liquid of the dope and depleted hardness ions and suspended matter of hardness ions and suspended matter；
Electrodialysis desalination unit is obtained for carrying out electrodialysis desalination processing to the clear liquid for being originated from the MMS unit rich in salt
The fresh water of concentrated water and depleted salt；
Reverse osmosis units, for be originated from the electrodialysis desalination unit fresh water carry out reverse osmosis treatment, obtain concentrate and
Dialyzate, the concentrate are back to the MMS unit, and the dialyzate is as Treated sewage reusing；
Evaporation element is purified, for the dope of the MMS unit will to be originated from and the concentrated water from the electrodialysis desalination unit
In moisture removal to obtain solid carnallite.
2. the equipment of landfill leachate thick liquid-film method zero-emission according to claim 1, which is characterized in that the MMS is mono-
Member is to load in mixture film separation unit.
3. the equipment of landfill leachate thick liquid-film method zero-emission according to claim 2, which is characterized in that described to load in mixture film
Film core used by separative unit in ultrafiltration membrane, nanofiltration membrane and reverse osmosis membrane at least two.
4. the equipment of landfill leachate thick liquid-film method zero-emission according to claim 3, which is characterized in that the ultrafiltration membrane
Aperture be 4000~6000Da, the aperture of the nanofiltration membrane is 100~200Da, the aperture of the reverse osmosis membrane be 100Da with
Under.
5. the equipment of landfill leachate thick liquid-film method zero-emission according to claim 1, which is characterized in that the MMS is mono-
Member is mixed loading membrane separation device comprising membrane tube and the reverse-osmosis membrane element being arranged in series in the membrane tube and nanofiltration membrane element
Part, in membrane tube front, the nanofiltration membrane component is arranged at membrane tube rear portion, and the reverse osmosis membrane for the reverse-osmosis membrane element setting
The permeate central tube of element is separated with the permeate central tube of nanofiltration membrane component.
6. the equipment of landfill leachate thick liquid-film method zero-emission described in any one of -5, feature exist according to claim 1
In amberplex used by the electrodialysis desalination unit includes cation-exchange membrane and the anion exchange of cross arrangement
Film.
7. the equipment of landfill leachate thick liquid-film method zero-emission described in any one of -5, feature exist according to claim 1
In the aperture of reverse osmosis membrane used by the reverse osmosis units is 100Da or less.
8. the equipment of landfill leachate thick liquid-film method zero-emission described in any one of -5, feature exist according to claim 1
In the purification evaporation element is that curtain type purifies evaporator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822066256.9U CN209493435U (en) | 2018-12-10 | 2018-12-10 | The equipment of landfill leachate thick liquid-film method zero-emission |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822066256.9U CN209493435U (en) | 2018-12-10 | 2018-12-10 | The equipment of landfill leachate thick liquid-film method zero-emission |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399854A (en) * | 2018-12-10 | 2019-03-01 | 厦门市天泉鑫膜科技股份有限公司 | Liquid-film method zero-emission treatment process and integration apparatus is concentrated in landfill leachate |
| CN111252967A (en) * | 2020-02-24 | 2020-06-09 | 鹭滨环保科技（上海）股份有限公司 | Treatment system and treatment method for membrane filtration concentrated solution of landfill leachate |
-
2018
- 2018-12-10 CN CN201822066256.9U patent/CN209493435U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399854A (en) * | 2018-12-10 | 2019-03-01 | 厦门市天泉鑫膜科技股份有限公司 | Liquid-film method zero-emission treatment process and integration apparatus is concentrated in landfill leachate |
| CN111252967A (en) * | 2020-02-24 | 2020-06-09 | 鹭滨环保科技（上海）股份有限公司 | Treatment system and treatment method for membrane filtration concentrated solution of landfill leachate |
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