CN110950508A - Percolate treatment system for rural domestic garbage landfill - Google Patents
Percolate treatment system for rural domestic garbage landfill Download PDFInfo
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- CN110950508A CN110950508A CN201911416704.6A CN201911416704A CN110950508A CN 110950508 A CN110950508 A CN 110950508A CN 201911416704 A CN201911416704 A CN 201911416704A CN 110950508 A CN110950508 A CN 110950508A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 147
- 238000004062 sedimentation Methods 0.000 claims abstract description 38
- 239000012528 membrane Substances 0.000 claims abstract description 33
- 230000003647 oxidation Effects 0.000 claims abstract description 29
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 29
- 230000015271 coagulation Effects 0.000 claims abstract description 19
- 238000005345 coagulation Methods 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 11
- 239000000149 chemical water pollutant Substances 0.000 claims abstract description 10
- 238000005273 aeration Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- 239000010791 domestic waste Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000001223 reverse osmosis Methods 0.000 description 9
- 230000001112 coagulating effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000002503 metabolic effect Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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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
- 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
- C02F1/44—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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/026—Fenton's reagent
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
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- 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)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a percolate treatment system for a rural domestic garbage landfill, which relates to the technical field of environmental protection and treatment and comprises a percolate adjusting tank, a coagulation reaction tank, a first sedimentation tank, a first middle water tank, an AO biochemical device, a second middle water tank, an electro-Fenton tank, a neutralization tank, a second sedimentation tank, a multi-stage electrocatalytic oxidation device, a third sedimentation tank, a third middle water tank, a denitrification tank, an MBR membrane tank, a fourth middle water tank, an RO membrane device and a clean water tank which are sequentially connected. The invention can treat the landfill leachate with low cost and high efficiency so as to make up for the defects of the existing landfill leachate treatment method.
Description
Technical Field
The invention relates to the technical field of environmental protection and treatment, in particular to a percolate treatment system for a rural domestic garbage landfill.
Background
At present, most of processes and technologies adopted by a percolate station are firstly subjected to physicochemical pretreatment, then biochemical treatment and finally discharge after reaching the standard; or the pure two-stage membrane system treatment is adopted, so that the service life of the membrane system is short and the running cost is high. In the prior patent technology and process or the technology and process are complex, the equipment investment is huge; or the efficiency is lower in the treatment process of the percolate, and the hydraulic retention time is longer; or the needed adsorbing material is expensive, and the sewage treatment cost is high. More importantly, the treatment processes mainly remove organic matters and chromaticity, and have poor effect of removing heavy metal pollutants in the leachate. However, multiple monitoring of the landfill leachate and recent literature reports indicate that with the complex and diversified landfill components, the content of heavy metals in the landfill leachate exceeds the secondary standard of sewage discharge by several times or even tens of times, and the heavy metals are effectively removed without adopting a targeted process technology, so that the landfill leachate has great harm to the surrounding environment.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a percolate treatment system for a domestic refuse landfill in villages and towns, which can treat the percolate of the refuse at low cost and high efficiency so as to make up the defects in the existing percolate treatment method of the refuse.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a percolate treatment system for a rural domestic garbage landfill comprises a percolate adjusting tank, and further comprises a coagulation reaction tank, a first sedimentation tank, a first middle water tank, an AO biochemical device, a second middle water tank, an electro-Fenton tank, a neutralization tank, a second sedimentation tank, a multi-stage electro-catalytic oxidation device, a third sedimentation tank, a third middle water tank, a denitrification tank, an MBR membrane tank, a fourth middle water tank, an RO membrane device and a clean water tank which are sequentially connected; wherein, the water outlet of the percolate adjusting tank is communicated with the water inlet of the coagulation reaction tank, the water outlet of the coagulation reaction tank is communicated with the water inlet of a first sedimentation tank, the water outlet of the first sedimentation tank is communicated with the water inlet of a first intermediate water tank, the water outlet of the first intermediate water tank is communicated with the water inlet of an AO biochemical device, the water outlet of the AO biochemical device is communicated with the water inlet of a second intermediate water tank, the water outlet of the second intermediate water tank is communicated with the water inlet of an electro-Fenton tank, the water outlet of the electro-Fenton tank is communicated with the water inlet of a neutralization tank, the water outlet of the neutralization tank is communicated with the water inlet of a second sedimentation tank, the water outlet of the second sedimentation tank is communicated with the water inlet of a multistage electro-catalytic oxidation device, the water outlet of the multistage electro-catalytic oxidation device is communicated with the water inlet of a third sedimentation tank, the water outlet of the third sedimentation tank is communicated with the water inlet of a third intermediate water, the water outlet of the denitrification tank is communicated with the water inlet of the MBR membrane tank, the water outlet of the MBR membrane tank is communicated with the water inlet of a fourth middle water tank, the water outlet of the fourth middle water tank is communicated with the water inlet of the RO membrane device, the water outlet of the RO membrane device is communicated with the water inlet of a clean water tank, and the water outlet of the clean water tank is connected with an outer discharge flow channel.
The further improvement lies in that: and a grid is arranged in the percolate adjusting tank.
The further improvement lies in that: the coagulation reaction tank is connected with a dispenser for dispensing PAC/PAM medicament, and a stirrer is arranged in the coagulation reaction tank.
The further improvement lies in that: the AO biochemical device comprises an A pool and an O pool which are connected; and an aeration device and a mixed liquid reflux pump are arranged in the O tank.
The further improvement lies in that: the multi-stage electrocatalytic oxidation device comprises a first electrocatalytic oxidation device, a second electrocatalytic oxidation device and a third electrocatalytic oxidation device which are sequentially connected.
The further improvement lies in that: and a plug flow stirrer is arranged in the denitrification tank.
The further improvement lies in that: and an aeration device is arranged in the MBR membrane tank.
The invention has the beneficial effects that:
1. according to the invention, firstly, heavy metal pollutants in the landfill leachate can be effectively removed through electrocatalytic oxidation and electro-Fenton coagulation, secondly, denitrification can be performed through nitrification and denitrification of an AO biochemical system, eutrophication caused by discharge of treated water is prevented, and meanwhile, the continuous multistage biochemical system has high removal efficiency of organic pollutants and short treatment time.
2. In the invention, the combination of the multi-stage electrocatalytic oxidation device and the electro-Fenton device is adopted to carry out deep oxidation on the sewage, so that the oxidative decomposition of the difficultly-degraded COD and macromolecular organic matters is promoted, and the quality of the inlet water of the subsequent deep treatment unit is guaranteed.
3. The invention provides good water inlet conditions for the subsequent membrane system and prolongs the service life of the membrane system.
Drawings
FIG. 1 is a schematic view of a percolate treatment system of a rural domestic garbage landfill in the embodiment of the invention.
Reference numerals:
1-leachate adjusting tank; 2-a coagulation reaction tank; 3-a first sedimentation tank; 4-a first intermediate pool; 5-A pool; 6-O pool; 7-a second intermediate pool; 8-electro-Fenton tank; 9-a neutralization tank; 10-a second sedimentation tank; 11-a first electrocatalytic oxidation device; 12-a second electrocatalytic oxidation device; 13-a third electrocatalytic oxidation device; 14-a third sedimentation tank; 15-a third intermediate pool; 16-a denitrification tank; 17-MBR membrane tank; 18-a fourth intermediate pool; 19-RO membrane device; 20-clean water pool.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.
The technical scheme and the beneficial effects of the invention are clearer and clearer by further describing the specific embodiment of the invention with the accompanying drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.
Referring to fig. 1, an embodiment of the present invention provides a percolate treatment system for a rural domestic garbage landfill, which includes a percolate adjusting tank 1, and further includes a coagulation reaction tank 2, a first sedimentation tank 3, a first intermediate water tank 4, an AO biochemical device, a second intermediate water tank 7, an electro-fenton tank 8, a neutralization tank 9, a second sedimentation tank 10, a multistage electro-catalytic oxidation device, a third sedimentation tank 14, a third intermediate water tank 15, a denitrification tank 16, an MBR membrane tank 17, a fourth intermediate water tank 18, an RO membrane device 19, and a clean water tank 20, which are connected in sequence.
Wherein, the delivery port of filtration liquid equalizing basin 1 and the water inlet intercommunication of coagulating reaction groove 2, specifically, be provided with the grid in the filtration liquid equalizing basin 1, landfill leachate can pass through the preliminary treatment of grid earlier. The coagulation reaction tank 2 is connected with a dispenser for dispensing PAC/PAM medicament, and a stirrer is arranged in the coagulation reaction tank 2. The water outlet of the coagulation reaction tank 2 is communicated with the water inlet of the first sedimentation tank 3, the water outlet of the first sedimentation tank 3 is communicated with the water inlet of the first intermediate water tank 4, the water outlet of the first intermediate water tank 4 is communicated with the water inlet of the AO biochemical device, namely, the landfill leachate overflows into the AO biochemical device after coagulation sedimentation; the water outlet of the AO biochemical device is communicated with the water inlet of a second intermediate water tank 7, and specifically, the AO biochemical device comprises an A tank 5 and an O tank 6 which are connected; an aeration device and a mixed liquid reflux pump are arranged in the O tank 6. The delivery port of pond 7 communicates with the water inlet of electro-Fenton groove 8 in the middle of the second, and the delivery port of electro-Fenton groove 8 communicates with the water inlet of neutralization groove 9, and the delivery port of neutralization groove 9 communicates with the water inlet of second sedimentation tank 10, and the delivery port of second sedimentation tank 10 communicates with the water inlet of multistage electro-catalytic oxidation device, and is concrete, multistage electro-catalytic oxidation device is including consecutive first electro-catalytic oxidation device 11, second electro-catalytic oxidation device 12 and third electro-catalytic oxidation device 13. The water outlet of the multi-stage electrocatalytic oxidation device is communicated with the water inlet of a third sedimentation tank 14, the water outlet of the third sedimentation tank 14 is communicated with the water inlet of a third intermediate water tank 15, the water outlet of the third intermediate water tank 15 is communicated with the water inlet of a denitrification tank 16, and specifically, a plug flow stirrer is arranged in the denitrification tank 16. The coagulating sedimentation effluent enters a denitrification tank and a nitrification tank, and most organic matters are removed by utilizing the metabolic activity of microorganisms in the two tanks. The water outlet of the denitrification tank 16 is communicated with the water inlet of the MBR membrane tank 17, and specifically, an aeration device is arranged in the MBR membrane tank 17. The water outlet of the MBR membrane tank 17 is communicated with the water inlet of a fourth intermediate water tank 18, the water outlet of the fourth intermediate water tank 18 is communicated with the water inlet of an RO membrane device 19, the water outlet of the RO membrane device 19 is communicated with the water inlet of a clean water tank 20, and the water outlet of the clean water tank 20 is connected with an outer discharge flow channel.
In the invention, the landfill leachate from the regulating tank overflows into a biochemical system after being subjected to pretreatment of the grating and coagulating sedimentation. Wherein the coagulating sedimentation needs to be stirred and added with PAC and PAM medicaments
The coagulating sedimentation effluent enters a denitrification tank and a nitrification tank, and most organic matters are removed by utilizing the metabolic activity of microorganisms in the two tanks. Wherein, a plug flow stirring is arranged in the denitrification tank, an aeration system is arranged in the nitrification tank, and a mixed liquid reflux pump is arranged.
The effluent of the nitrification tank of the biochemical system enters a preset electro-catalytic oxidation device and then enters an electro-Fenton coagulation stage.
And the effluent of the electro-Fenton enters an intermediate water tank, the water in the intermediate water tank is lifted to a built-in denitrification tank by using a pump, the effluent enters an RO (reverse osmosis) membrane group of an advanced treatment system after being treated in an MBR (membrane bioreactor) membrane tank, and the effluent is filtered by an RO membrane and is discharged after reaching the standard.
In the description of the specification, reference to the description of "one embodiment", "preferably", "an example", "a specific example" or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a rural area domestic waste landfill leachate processing system, includes leachate equalizing basin (1), its characterized in that: the system also comprises a coagulation reaction tank (2), a first sedimentation tank (3), a first intermediate water tank (4), an AO biochemical device, a second intermediate water tank (7), an electro-Fenton tank (8), a neutralization tank (9), a second sedimentation tank (10), a multi-stage electro-catalytic oxidation device, a third sedimentation tank (14), a third intermediate water tank (15), a denitrification tank (16), an MBR membrane tank (17), a fourth intermediate water tank (18), an RO membrane device (19) and a clean water tank (20) which are connected in sequence; wherein, the water outlet of the percolate adjusting tank (1) is communicated with the water inlet of the coagulation reaction tank (2), the water outlet of the coagulation reaction tank (2) is communicated with the water inlet of the first sedimentation tank (3), the water outlet of the first sedimentation tank (3) is communicated with the water inlet of the first intermediate water tank (4), the water outlet of the first intermediate water tank (4) is communicated with the water inlet of the AO biochemical device, the water outlet of the AO biochemical device is communicated with the water inlet of the second intermediate water tank (7), the water outlet of the second intermediate water tank (7) is communicated with the water inlet of the electro-Fenton tank (8), the water outlet of the electro-Fenton tank (8) is communicated with the water inlet of the neutralization tank (9), the water outlet of the neutralization tank (9) is communicated with the water inlet of the second sedimentation tank (10), the water outlet of the second sedimentation tank (10) is communicated with the water inlet of the multistage electro-catalytic oxidation device, the water outlet of the multistage electro-catalytic oxidation device is communicated with the water inlet of the third sedimentation, the water outlet of the third sedimentation tank (14) is communicated with the water inlet of a third middle water tank (15), the water outlet of the third middle water tank (15) is communicated with the water inlet of a denitrification tank (16), the water outlet of the denitrification tank (16) is communicated with the water inlet of an MBR membrane tank (17), the water outlet of the MBR membrane tank (17) is communicated with the water inlet of a fourth middle water tank (18), the water outlet of the fourth middle water tank (18) is communicated with the water inlet of an RO membrane device (19), the water outlet of the RO membrane device (19) is communicated with the water inlet of a clean water tank (20), and the water outlet of the clean water tank (20) is connected with an outer discharge flow channel.
2. The system of claim 1, wherein the leachate treatment system comprises: a grating is arranged in the percolate adjusting tank (1).
3. The system of claim 1, wherein the leachate treatment system comprises: the coagulation reaction tank (2) is connected with a dispenser for dispensing PAC/PAM medicament, and a stirrer is arranged in the coagulation reaction tank (2).
4. The system of claim 1, wherein the leachate treatment system comprises: the AO biochemical device comprises an A pool (5) and an O pool (6) which are connected; an aeration device and a mixed liquid reflux pump are arranged in the O tank (6).
5. The system of claim 1, wherein the leachate treatment system comprises: the multi-stage electrocatalytic oxidation device comprises a first electrocatalytic oxidation device (11), a second electrocatalytic oxidation device (12) and a third electrocatalytic oxidation device (13) which are sequentially connected.
6. The system of claim 1, wherein the leachate treatment system comprises: a plug flow stirrer is arranged in the denitrification tank (16).
7. The system of claim 1, wherein the leachate treatment system comprises: an aeration device is arranged in the MBR membrane tank (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911416704.6A CN110950508A (en) | 2019-12-31 | 2019-12-31 | Percolate treatment system for rural domestic garbage landfill |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911416704.6A CN110950508A (en) | 2019-12-31 | 2019-12-31 | Percolate treatment system for rural domestic garbage landfill |
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| CN110950508A true CN110950508A (en) | 2020-04-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380470A (en) * | 2022-02-08 | 2022-04-22 | 广东台泉环保科技有限公司 | Landfill leachate treatment system and treatment method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380470A (en) * | 2022-02-08 | 2022-04-22 | 广东台泉环保科技有限公司 | Landfill leachate treatment system and treatment method thereof |
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