CN109607972A - A kind of landfill leachate zero discharge treatment device - Google Patents

A kind of landfill leachate zero discharge treatment device Download PDF

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Publication number
CN109607972A
CN109607972A CN201910046083.0A CN201910046083A CN109607972A CN 109607972 A CN109607972 A CN 109607972A CN 201910046083 A CN201910046083 A CN 201910046083A CN 109607972 A CN109607972 A CN 109607972A
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CN
China
Prior art keywords
pipeline
ultrafiltration
level
anaerobic
pond
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Pending
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CN201910046083.0A
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Chinese (zh)
Inventor
孙振玉
胡晓惠
冯金海
刘永
刘振宇
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Hui Huzhou Pengda Energy-Saving Environmental Protection Technology Co Ltd
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Hui Huzhou Pengda Energy-Saving Environmental Protection Technology Co Ltd
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Priority to CN201910046083.0A priority Critical patent/CN109607972A/en
Publication of CN109607972A publication Critical patent/CN109607972A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/02Treatment of water, waste water, or sewage by heating
    • C02F1/04Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/442Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/06Contaminated groundwater or leachate
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/28Anaerobic digestion processes

Abstract

The invention discloses a kind of landfill leachate zero discharge treatment devices, including pretreating device, anaerobic device, nitration denitrification device, ultrafiltration apparatus, nanofiltration device, vaporising device and sludge treatment equipment are constituted, it is characterized by: pretreating device is connected with anaerobic device by pipeline and water pump, anaerobic device is connected with nitration denitrification device by pipeline, nitration denitrification device is connected with ultrafiltration apparatus by pipeline, ultrafiltration apparatus is connected with nanofiltration device by pipeline, nanofiltration device is connected with vaporising device by pipeline, nitration denitrification device and ultrafiltration apparatus are connected with sludge treatment equipment by pipeline, the present invention can efficiently reduce the content of the pollutants such as COD and sulfate, clear water is separated with sludge to be precipitated, realize concentrate zero-emission, technical feasibility, design is reasonable, macromolecular is difficult to degrade in degradation concentrate has Machine object reduces the accumulation of salinity in concentrate, avoids secondary pollution, reduces operating cost, has a vast market advantage.

Description

A kind of landfill leachate zero discharge treatment device
[technical field]
The present invention relates to the technical field of sewage treatment, especially a kind of technology of landfill leachate zero discharge treatment device Field.
[background technique]
Landfill leachate is a kind of high concentrated organic wastewater for complicated component that rubbish generates during landfill, main next It is penetrated into derived from precipitation, is aqueous etc. in organic matter decomposition and rubbish itself.COD containing high concentration in typical landfill leachate (6000-15000mg/L), ammonia nitrogen (500-3000mg/L), additionally containing a large amount of microorganism, heavy metal, inorganic salts and Poisonous and harmful substance etc., if not being pocessed and direct emission easily causes underground water, surface water pollution, and then it is strong to jeopardize human body Health.
The property of landfill leachate is to select the main foundation of processing method, currently, the landfill leachate used both at home and abroad Processing method mainly has physico-chemical process, bioanalysis and land treatment systems method.Physico-chemical process includes coagulation, stripping, activated carbon adsorption, ion The methods of exchange, UF membrane, the active sludge of bioanalysis, biological contact oxidation process, A/O method, SBR method etc., land treatment systems are then It mainly include slow rate, quickly the methods of diafiltration, artificial swamp, recharge.Since percolate is different from general sanitary sewage, Its biodegradability is poor, is extremely difficult to poor processing effect using the above method, and processing cost is high.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of landfill leachate zero discharge treatment dress is proposed It sets, can efficiently reduce the content of the pollutants such as COD and sulfate, effectively reduce salt accumulation problem in percolate, have wide Wealthy market prospects, clear water is separated with sludge to be precipitated, and realize concentrate zero-emission, technical feasibility, operating cost is lower, whole Rationally, not only macromolecular hardly degraded organic substance effectively in degradation concentrate, also effectively reduces salinity in concentrate for a device design Accumulation, avoid secondary pollution, effectively reduce operating cost, have the broader market advantage.
To achieve the above object, the invention proposes a kind of landfill leachate zero discharge treatment devices, including pre-treatment to fill It sets, anaerobic device, nitration denitrification device, ultrafiltration apparatus, nanofiltration device, vaporising device and sludge treatment equipment are constituted, spy Sign is: the pretreating device is connected with anaerobic device by pipeline and water pump, and the anaerobic device is connected by pipeline It is connected to nitration denitrification device, the nitration denitrification device is connected with ultrafiltration apparatus, the ultrafiltration apparatus by pipeline It is connected with nanofiltration device by pipeline, the nanofiltration device is connected with vaporising device, the nitration denitrification by pipeline Device and ultrafiltration apparatus are connected with sludge treatment equipment by pipeline.
Preferably, the pretreating device includes basket filter, setting pot and conditioning tank, the basket filtering Device is connect with setting pot by pipeline, and the setting pot is arranged side by side and is fixedly connected with conditioning tank.
Preferably, the anaerobic device is MS anaerobic device, the anaerobic device includes anaerobism intake pump, anaerobism Reactor, anaerobism circulatory pool and anaerobism circulating pump, the anaerobism intake pump is connected with anaerobic reactor by pipeline, described Anaerobic reactor is arranged side by side and is fixedly connected with anaerobism circulatory pool, and the anaerobism circulatory pool is connected with anaerobism by pipeline and follows Ring pump.
Preferably, the nitration denitrification device includes sequentially connected level-one denitrification pond, level-one nitrification tank, two Grade denitrification pond and second level nitrification tank, the water outlet of the second level nitrification tank are connect with the water inlet of the ultrafiltration apparatus.
Preferably, the anaerobism circulatory pool in the anaerobic device and the level-one in the nitration denitrification device are anti- Nitrification tank is arranged side by side and is fixedly connected with second level denitrification pond.
Preferably, the ultrafiltration apparatus is tubular type MBR ultrafiltration apparatus, clear water is separated with sludge, without precipitating institute The ultrafiltration apparatus stated includes ultrafiltration intake pump, ultrafiltration membrane group, ultrafiltration circulating pump, ultrafiltration cleaning pump and cleaning barrel, the ultrafiltration Intake pump is connected with ultrafiltration circulating pump by pipeline, and the ultrafiltration circulating pump is connected with ultrafiltration membrane group by pipeline, described Ultrafiltration cleaning pump is connected with ultrafiltration circulating pump by pipeline, and the cleaning barrel is connected with ultrafiltration cleaning pump by pipeline.
Preferably, the nanofiltration device is connected with advanced oxidation reaction tank in turn by pipeline, pH adjusts back pond, desalination Reaction tank and sedimentation basin, the top of the sedimentation basin are equipped with water outlet, and the water outlet of the sedimentation basin by pipeline and is adjusted Pond connection is saved, the supernatant of the sedimentation basin is back to conditioning tank, mixes and go forward side by side with landfill leachate in the conditioning tank Row subsequent processing.
Preferably, the vaporising device includes evaporation intake pump and gas-liquid contact type evaporation tank, the nanofiltration dress It sets and is connect with evaporation intake pump by pipeline, the evaporation intake pump is connect with gas-liquid contact type evaporation tank by pipeline.
Preferably, the sludge import of the sludge treatment equipment and level-one denitrification pond, level-one nitrification tank, second level are anti- Nitrification tank, second level nitrification tank are connected with the mud discharging mouth of ultrafiltration apparatus, the discharge outlet of the sludge treatment equipment with it is described Conditioning tank connection, the waste water of sludge removing flow to the conditioning tank and mixes with percolate in pond and carry out subsequent processing.
Beneficial effects of the present invention: the present invention can turn out the good dominant microflora of symbiosis by anaerobic device, The content that the pollutants such as COD and sulfate can efficiently be reduced, effectively reduces salt accumulation problem in percolate, has wide city Field prospect, by tubular type MBR ultrafiltration apparatus, muddy water mixed solution is directly entered 8mm membrane tube, clear water is separated with sludge, Wu Xuchen It forms sediment, by advanced oxidation reaction tank, realizes concentrate zero-emission, technical feasibility, operating cost is lower, and whole device design is closed Reason, not only macromolecular hardly degraded organic substance effectively in degradation concentrate, also effectively reduces the accumulation of salinity in concentrate, avoids Secondary pollution effectively reduces operating cost, has the broader market advantage.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of landfill leachate zero discharge treatment device of the present invention.
In figure: 1- pretreating device, 11- basket filter, 12- setting pot, 13- conditioning tank, 2- anaerobic device, 21- detest Oxygen intake pump, 22- anaerobic reactor, 23- anaerobism circulatory pool, 24- anaerobism circulating pump, 3- nitration denitrification device, 31- level-one are anti- Nitrification tank, 32- level-one nitrification tank, 33- second level denitrification pond, 34- second level nitrification tank, 4- ultrafiltration apparatus, 41- ultrafiltration intake pump, 42- ultrafiltration membrane group, 43- ultrafiltration circulating pump, 44- ultrafiltration cleaning pump, 45- cleaning barrel, 5- nanofiltration device, 51- advanced oxidation reaction Pond, 52-pH readjustment pond, 53- desalination reaction pond, 54- sedimentation basin, 6- vaporising device, 61- evaporate intake pump, 62- gas-liquid contact type Evaporation tank, 7- sludge treatment equipment.
[specific embodiment]
Refering to fig. 1, a kind of landfill leachate zero discharge treatment device of the present invention, including pretreating device 1, anaerobic device 2, Nitration denitrification device 3, ultrafiltration apparatus 4, nanofiltration device 5, vaporising device 6 and sludge treatment equipment 7 are constituted, it is characterised in that: Pretreating device 1 is connected with anaerobic device 2 by pipeline and water pump, and anaerobic device 2 is connected with nitration denitrification by pipeline and fills 3 are set, nitration denitrification device 3 is connected with ultrafiltration apparatus 4 by pipeline, and ultrafiltration apparatus 4 is connected with nanofiltration device 5 by pipeline, Nanofiltration device 5 is connected with vaporising device 6 by pipeline, and nitration denitrification device 3 and ultrafiltration apparatus 4 are connected with sludge by pipeline Processing unit 7.
Wherein, pretreating device 1 includes basket filter 11, setting pot 12 and conditioning tank 13, basket filter 11 and heavy Sand pond 12 is connected by pipeline, and setting pot 12 is arranged side by side and is fixedly connected with conditioning tank 13.
Wherein, anaerobic device 2 is MS anaerobic device, and anaerobic device 2 includes anaerobism intake pump 21, anaerobic reactor 22, detests Oxygen cycle pond 23 and anaerobism circulating pump 24, anaerobism intake pump 21 are connected with anaerobic reactor 22, anaerobic reactor 22 by pipeline It is arranged side by side and is fixedly connected with anaerobism circulatory pool 23, anaerobism circulatory pool 23 is connected with anaerobism circulating pump 24 by pipeline.
Wherein, nitration denitrification device 3 is anti-including sequentially connected level-one denitrification pond 31, level-one nitrification tank 32, second level The water outlet of nitrification tank 33 and second level nitrification tank 34, second level nitrification tank 34 is connect with the water inlet of ultrafiltration apparatus 4.
Wherein, the anaerobism circulatory pool 23 in anaerobic device 2 and the level-one denitrification pond 31 and two in nitration denitrification device 3 Grade denitrification pond 33 is arranged side by side and is fixedly connected.
Wherein, ultrafiltration apparatus 4 is tubular type MBR ultrafiltration apparatus, and clear water is separated with sludge, is wrapped without precipitating ultrafiltration apparatus 4 Ultrafiltration intake pump 41, ultrafiltration membrane group 42, ultrafiltration circulating pump 43, ultrafiltration cleaning pump 44 and cleaning barrel 45 are included, ultrafiltration intake pump 41 is logical Piping is connected with ultrafiltration circulating pump 43, and ultrafiltration circulating pump 43 is connected with ultrafiltration membrane group 42 by pipeline, and ultrafiltration cleaning pump 44 is logical Piping is connected with ultrafiltration circulating pump 43, and cleaning barrel 45 is connected with ultrafiltration cleaning pump 44 by pipeline.
Wherein, nanofiltration device 5 is connected with advanced oxidation reaction tank 51, pH readjustment pond 52, desalination reaction in turn by pipeline Pond 53 and sedimentation basin 54, the top of sedimentation basin 54 are equipped with water outlet, and the water outlet of sedimentation basin 54 is connected by pipeline and conditioning tank 13 It connects, the supernatant of sedimentation basin 54 is back to conditioning tank 13, mixes with landfill leachate in conditioning tank 13 and carries out subsequent processing.
Wherein, vaporising device 6 includes evaporation intake pump 61 and gas-liquid contact type evaporation tank 62, nanofiltration device 5 and evaporate into Water pump 61 is connected by pipeline, and evaporation intake pump 61 is connect with gas-liquid contact type evaporation tank 62 by pipeline.
Wherein, the sludge import of sludge treatment equipment 7 and level-one denitrification pond 31, level-one nitrification tank 32, second level denitrification Pond 33, second level nitrification tank 34 are connected with the mud discharging mouth of ultrafiltration apparatus 4, the discharge outlet and conditioning tank 13 of sludge treatment equipment 7 Connection, the waste water of sludge removing flow to conditioning tank 13 and mix with percolate in pond and carry out subsequent processing.
The course of work of the present invention: percolate filters off large particle impurity by the basket filter 11 in preprocessing system 1 Enter setting pot 12 afterwards further to precipitate, enters 13 regulating water quality water of conditioning tank and pre-acidified hydrolysis later, be subsequent processing Process reduces pollutant burden, and the sewage of conditioning tank 13 is promoted in anaerobic reactor 22 through anaerobism intake pump 21, anaerobic reaction Device 22 decomposes most of organic matter, the anaerobism circulatory pool 23 in removal percolate by the metabolism of anaerobe Mixing anaerobic pond clear liquid simultaneously adjusts subsequent water inlet, and COD obtains a degree of reduction, and anaerobism circulation is recycled and gone out using reaction zone The mode that water reflux combines, to avoid secondary pollution, the biogas of generation is collected and is sent into power plant's garbage warehouse, and anaerobism is followed The water outlet gravity flow of cisterna ambiens 23 enters nitration denitrification device 3 and ultrafiltration apparatus 4, takes the form of Prepositive denitrification, the anti-nitre of level-one Change the sludge in pond 31, level-one nitrification tank 32, second level denitrification pond 33, second level nitrification tank 34 and ultrafiltration apparatus 4 through respective dirt Mud discharge outlet be discharged into sludge treatment equipment 7 be concentrated, be quenched, dehydration, being stablized, the minimizings processing such as desiccation or burning, Meanwhile the waste water of sludge removing flows through the percolate merging treatment that discharge outlet drains into conditioning tank 13 and pond, sets in ultrafiltration apparatus 4 Big flow ultrafiltration circulating pump 43 circulates in film surface by big flow and forms high velocity turbulent flow, is not easy pollutant attached in film surface , while transmembrane pressure is formed by ultrafiltration circulating pump 43, the water component in muddy water mixed solution forms permeate discharge through film, receives The landfill leachate concentration liquid that filter device 5 generates enters in advanced oxidation reaction device 51, adds sulfuric acid and advanced oxidation agent degradation It is difficult to biodegradable pollutant in concentrate, concentrate enters in pH readjustment pond 52 and adjust back the pH of concentrate later To 8-9, then concentrate enters in desalination reaction pond 53, adds desalination medicament removal high price salt ion, and water outlet enters sedimentation basin 54 are precipitated, and the supernatant in sedimentation basin 54 is back to conditioning tank 13 and mixes with landfill leachate in pond and further located Reason.
A kind of landfill leachate zero discharge treatment device of the present invention during the work time, can be cultivated by anaerobic device 2 The good dominant microflora of symbiosis out can efficiently reduce the content of the pollutants such as COD and sulfate, effectively reduce in percolate Salt accumulation problem, has a vast market foreground, and by tubular type MBR ultrafiltration apparatus 4, muddy water mixed solution is directly entered 8mm film Pipe, clear water is separated with sludge, without precipitating, by advanced oxidation reaction tank 51, and realization concentrate zero-emission, technical feasibility, Operating cost is lower, and rationally, not only macromolecular hardly degraded organic substance effectively in degradation concentrate, also effectively subtracts for whole device design The accumulation of salinity, avoids secondary pollution, effectively reduces operating cost in few concentrate, has the broader market advantage, Processing unit is not needed on-site maintenance, can be maintained in advance using long-range control, and live water spilling can alarm.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (9)

1. a kind of landfill leachate zero discharge treatment device, it is characterised in that: including pretreating device (1), anaerobic device (2), Nitration denitrification device (3), ultrafiltration apparatus (4), nanofiltration device (5), vaporising device (6) and sludge treatment equipment (7) are constituted, Be characterized in that: the pretreating device (1) is connected with anaerobic device (2) by pipeline and water pump, the anaerobic device (2) It is connected with nitration denitrification device (3) by pipeline, the nitration denitrification device (3) is connected with ultrafiltration apparatus by pipeline (4), the ultrafiltration apparatus (4) is connected with nanofiltration device (5) by pipeline, and the nanofiltration device (5) is connected by pipeline Have vaporising device (6), the nitration denitrification device (3) and ultrafiltration apparatus (4) are connected with sludge treatment equipment by pipeline (7)。
2. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the pre-treatment dress Setting (1) includes basket filter (11), setting pot (12) and conditioning tank (13), the basket filter (11) and setting pot (12) it is connected by pipeline, the setting pot (12) is arranged side by side and is fixedly connected with conditioning tank (13).
3. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the anaerobic device It (2) is MS anaerobic device, the anaerobic device (2) includes anaerobism intake pump (21), anaerobic reactor (22), anaerobism circulatory pool (23) and anaerobism circulating pump (24), the anaerobism intake pump (21) is connected with anaerobic reactor (22) by pipeline, described Anaerobic reactor (22) is arranged side by side and is fixedly connected with anaerobism circulatory pool (23), and the anaerobism circulatory pool (23) passes through pipeline It is connected with anaerobism circulating pump (24).
4. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the anti-nitre of the nitrification It includes sequentially connected level-one denitrification pond (31), level-one nitrification tank (32), second level denitrification pond (33) and second level that (3) are set in makeup Nitrification tank (34), the water outlet of the second level nitrification tank (34) are connect with the water inlet of the ultrafiltration apparatus (4).
5. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the anaerobic device (2) the anaerobism circulatory pool (23) in and level-one denitrification pond (31) and the anti-nitre of second level in the nitration denitrification device (3) Change pond (33) to be arranged side by side and be fixedly connected.
6. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the ultrafiltration apparatus (4) it is tubular type MBR ultrafiltration apparatus, clear water is separated with sludge, includes ultrafiltration intake pump without the precipitating ultrafiltration apparatus (4) (41), ultrafiltration membrane group (42), ultrafiltration circulating pump (43), ultrafiltration cleaning pump (44) and cleaning barrel (45), the ultrafiltration intake pump (41) it is connected with ultrafiltration circulating pump (43) by pipeline, the ultrafiltration circulating pump (43) is connected with ultrafiltration membrane group by pipeline (42), the ultrafiltration cleaning pump (44) is connected with ultrafiltration circulating pump (43) by pipeline, and the cleaning barrel (45) passes through pipe Road is connected with ultrafiltration cleaning pump (44).
7. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the nanofiltration device (5) advanced oxidation reaction tank (51) is connected in turn by pipeline, pH adjusts back pond (52), desalination reaction pond (53) and sedimentation basin (54), the top of the sedimentation basin (54) is equipped with water outlet, and the water outlet of the sedimentation basin (54) by pipeline and is adjusted Pond (13) connection, the supernatant of the sedimentation basin (54) is back to conditioning tank (13), with rubbish in the conditioning tank (13) Percolate mixes and carries out subsequent processing.
8. a kind of landfill leachate zero discharge treatment device as described in claim 1, it is characterised in that: the vaporising device It (6) include evaporating intake pump (61) and gas-liquid contact type evaporation tank (62), the nanofiltration device (5) and evaporation intake pump (61) It is connected by pipeline, the evaporation intake pump (61) is connect with gas-liquid contact type evaporation tank (62) by pipeline.
9. such as a kind of landfill leachate zero discharge treatment device described in any item of the claim 1 to 8, it is characterised in that: institute The sludge import for the sludge treatment equipment (7) stated and level-one denitrification pond (31), level-one nitrification tank (32), second level denitrification pond (33), second level nitrification tank (34) is connected with the mud discharging mouth of ultrafiltration apparatus (4), the draining of the sludge treatment equipment (7) Mouth is connect with the conditioning tank (13), and the waste water of sludge removing flow to the conditioning tank (13) and mixes simultaneously with percolate in pond Carry out subsequent processing.
CN201910046083.0A 2019-01-17 2019-01-17 A kind of landfill leachate zero discharge treatment device Pending CN109607972A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101597131A (en) * 2009-06-05 2009-12-09 浙江旺能环保股份有限公司 A kind of rubbish leachate treatment method and treatment unit
CN102190400A (en) * 2010-03-10 2011-09-21 湖州南太湖环保能源有限公司 Method for applying integrated technology of combination of membrane biochemistry and nanofiltration membrane to high-density leachate advanced treatment and recycling
CN103641272A (en) * 2013-12-02 2014-03-19 上海康盛环保能源科技有限公司 High-concentration organic wasted water and refuse leachate zero discharge treatment system
CN108373238A (en) * 2018-04-09 2018-08-07 广州华浩能源环保集团股份有限公司 A kind of landfill leachate concentration liquid zero-discharge treatment system and technique
CN209740918U (en) * 2019-01-17 2019-12-06 湖州惠鹏达节能环保科技有限公司 Zero-discharge treatment device for landfill leachate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101597131A (en) * 2009-06-05 2009-12-09 浙江旺能环保股份有限公司 A kind of rubbish leachate treatment method and treatment unit
CN102190400A (en) * 2010-03-10 2011-09-21 湖州南太湖环保能源有限公司 Method for applying integrated technology of combination of membrane biochemistry and nanofiltration membrane to high-density leachate advanced treatment and recycling
CN103641272A (en) * 2013-12-02 2014-03-19 上海康盛环保能源科技有限公司 High-concentration organic wasted water and refuse leachate zero discharge treatment system
CN108373238A (en) * 2018-04-09 2018-08-07 广州华浩能源环保集团股份有限公司 A kind of landfill leachate concentration liquid zero-discharge treatment system and technique
CN209740918U (en) * 2019-01-17 2019-12-06 湖州惠鹏达节能环保科技有限公司 Zero-discharge treatment device for landfill leachate

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