CN111439890A - Modularized garbage leachate treatment equipment - Google Patents

Modularized garbage leachate treatment equipment Download PDF

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Publication number
CN111439890A
CN111439890A CN202010265378.XA CN202010265378A CN111439890A CN 111439890 A CN111439890 A CN 111439890A CN 202010265378 A CN202010265378 A CN 202010265378A CN 111439890 A CN111439890 A CN 111439890A
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CN
China
Prior art keywords
nanofiltration
pump
reverse osmosis
water
module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010265378.XA
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Chinese (zh)
Inventor
黎三明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Jundao Environmental Protection Technology Co ltd
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Guangdong Jundao Environmental Protection Technology Co ltd
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Publication date
Application filed by Guangdong Jundao Environmental Protection Technology Co ltd filed Critical Guangdong Jundao Environmental Protection Technology Co ltd
Priority to CN202010265378.XA priority Critical patent/CN111439890A/en
Publication of CN111439890A publication Critical patent/CN111439890A/en
Pending legal-status Critical Current

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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
    • C02F1/001—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
    • C02F1/44—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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic 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
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/302—Nitrification and denitrification treatment

Abstract

The invention discloses modular landfill leachate treatment equipment which comprises a main cabinet, a sand filtration tank, a nanofiltration water production tank, a chemical cleaning tank, a reverse osmosis water production tank, a chemical cleaning pump, a membrane water outlet lifting pump, an aerobic system and an anoxic system, wherein the main cabinet is internally provided with an electric cabinet, a sand filtration water pump, a nanofiltration booster pump, a security filter, a nanofiltration high-pressure pump, a reverse osmosis module and a nanofiltration module. This modular landfill leachate treatment facility through various pollutant concentrations of oxygen deficiency system and good oxygen system preliminary reduction aquatic, makes it satisfy the reverse osmosis module and receive the intake condition of straining the module, does the filtering again and receives and reverse osmosis treatment, can be stable handle filtration liquid, and the clean water source of discharge adopts the mode of modularization equipment, can make up according to the processing scale of actual filtration liquid, and the practicality is strong.

Description

Modularized garbage leachate treatment equipment
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a modularized garbage leachate treatment device.
Background
The economy of China is rapidly developed, the urban scale is continuously enlarged, the urbanization process is continuously accelerated, however, the generation amount of urban domestic garbage is also increased rapidly, and the generation amount of garbage percolate is different according to different regions, so that the emergency garbage percolate treatment technology with different scales is adapted.
The existing landfill leachate treatment technology has the advantages of low intelligent degree, high operation difficulty, high labor intensity, unstable treated water quality and substandard water quality. Moreover, the existing leachate treatment equipment needs a period of 60-120 days to treat leachate to reach the standard, and has the disadvantages of long time consumption for civil engineering construction, equipment installation, equipment debugging, microbial culture and large floor area.
Disclosure of Invention
The invention aims to provide a modularized garbage leachate treatment device, which has the advantages of low labor intensity and small occupied area and solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a modularized garbage leachate treatment device comprises a main cabinet, a sand water filtering tank, a nanofiltration water production tank, a chemical cleaning tank, a reverse osmosis water production tank, a chemical cleaning pump, an aerobic system and an anoxic system, wherein the main cabinet is internally provided with an electric control box, a sand water filtering pump, a nanofiltration booster pump, a security filter, a nanofiltration high-pressure pump, a reverse osmosis module and a nanofiltration module, the water inlet end of the anoxic system is connected with a leachate inlet pipe, the liquid inlet end of the anoxic system is connected with the liquid inlet end of the aerobic system by a guide pipe, the liquid inlet end of the aerobic system is connected with the liquid inlet end of the sand water filtering pump by a guide pipe, the liquid outlet end of the sand water filtering pump is connected with the liquid inlet end of the sand water filtering tank by a guide pipe, the liquid outlet end of the nanofiltration booster pump is connected with the liquid inlet end of the security filter by a guide pipe, the liquid outlet end of the security, the liquid outlet end of the nanofiltration high-pressure pump is connected with the liquid inlet end of the nanofiltration module by a guide pipe, the liquid outlet end of the nanofiltration module is connected to the liquid inlet end of the nanofiltration water production tank by a guide pipe, the liquid outlet end of the nanofiltration water production tank is connected to the liquid inlet end of the reverse osmosis high-pressure pump by a guide pipe, the liquid outlet end of the reverse osmosis high-pressure pump is connected to the liquid inlet end of the reverse osmosis module by a guide pipe, and the liquid outlet end of the reverse osmosis module is connected to the liquid inlet.
Preferably, the liquid outlet end of the reverse osmosis water production tank is connected to a membrane water outlet lift pump, and the membrane water outlet lift pump is electrically connected with the electric cabinet.
Preferably, the aerobic system adopts aerobic bacteria to degrade organic matters in the sewage.
Preferably, the sand filtration water pump, the nanofiltration booster pump, the security filter, the nanofiltration high-pressure pump and the reverse osmosis high-pressure pump are all electrically connected with the electric cabinet.
Compared with the prior art, the invention has the following beneficial effects:
the modularized garbage percolate treatment equipment has the advantages that an anoxic system plays a role in denitrifying to remove nitrate nitrogen and simultaneously removes partial BOD, then treated liquid is conveyed to a biological contact oxidation tank of an aerobic system to remove organic matters by utilizing the degradation of aerobic bacteria on the organic matters in sewage, the concentration of pollutants is further reduced by biological contact oxidation to approach the water quality reaching the standard, then the treated water is pumped to a sand filter tank through a sand filter pump to be subjected to sand filtering treatment, the water subjected to sand filtering is pumped into a security filter through a nanofiltration booster pump to be treated, the water subjected to sand filtering is pumped into a nanofiltration module by a nanofiltration high-pressure pump to be subjected to denitrification treatment on input water, the water subjected to denitrification is conveyed into a nanofiltration water production tank after denitrification to filter out removed nitrogen substances, finally the water subjected to denitrification is conveyed into a reverse osmosis module, and most of the water are taken out by utilizing a membrane separation technology, the salt and colloid substances in the water are intercepted on the surface of the membrane, and a clean water source is filtered out. Wholly through various pollutant concentration of oxygen deficiency system and good oxygen system preliminary reduction aquatic, make it satisfy the reverse osmosis module and receive the intake condition of straining the module, do the filtering again and receive and reverse osmosis handles, can be stable handle filtration liquid, the clean water source of discharge adopts the mode of modularization equipment, can make up according to the treatment scale of actual filtration liquid, the practicality is strong.
Drawings
FIG. 1 is a schematic diagram of the operation of the present invention;
FIG. 2 is a process flow diagram of the present invention.
In the figure: 1. a main cabinet; 2. a sand filter tank; 3. a nanofiltration water production tank; 4. a chemical cleaning tank; 5. a reverse osmosis water production tank; 6. a chemical purge pump; 7. a membrane water outlet lift pump; 8. an aerobic system; 9. an anoxic system; 10. an electric cabinet; 11. a sand filtration water pump; 12. a nanofiltration booster pump; 13. a cartridge filter; 14. a nanofiltration high-pressure pump; 15. a reverse osmosis high pressure pump; 16. a reverse osmosis module; 17. a nanofiltration module; 18. a percolate water inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a modularized garbage leachate treatment device comprises a main cabinet 1, a sand filtration tank 2, a nanofiltration water production tank 3, a chemical cleaning tank 4, a reverse osmosis water production tank 5, a chemical cleaning pump 6, an aerobic system 8 and an anoxic system 9, wherein an electric cabinet 10, a sand filtration water pump 11, a nanofiltration booster pump 12, a security filter 13, a nanofiltration high-pressure pump 14, a reverse osmosis high-pressure pump 15, a reverse osmosis module 16 and a nanofiltration module 17 are arranged in the main cabinet 1, the sand filtration water pump 11, the nanofiltration booster pump 12, the security filter 13, the nanofiltration high-pressure pump 14 and the reverse osmosis high-pressure pump 15 are all electrically connected with the electric cabinet 10, a water inlet end of the anoxic system 9 is connected with a leachate inlet pipe 18, a liquid delivery end of the anoxic system 9 is connected with a liquid inlet end of the aerobic system 8 by a conduit, a liquid delivery end of the aerobic system 8 is connected with a liquid inlet end of the sand filtration water pump, the liquid outlet end of a sand filtration water pump 11 is connected with the liquid inlet end of a sand filtration tank 2 by a guide pipe, the liquid outlet end of the sand filtration tank 2 is connected with the liquid inlet end of a nanofiltration booster pump 12 by a guide pipe, the liquid outlet end of the nanofiltration booster pump 12 is connected with the liquid inlet end of a security filter 13 by a guide pipe, the liquid outlet end of the security filter 13 is connected with the liquid inlet end of a nanofiltration high-pressure pump 14 by a guide pipe, the liquid outlet end of the nanofiltration high-pressure pump 14 is connected with the liquid inlet end of a nanofiltration module 17 by a guide pipe, the liquid outlet end of the nanofiltration module 17 is connected with the liquid inlet end of a nanofiltration product water tank 3 by a guide pipe, the liquid outlet end of the nanofiltration product water tank 3 is connected with the liquid inlet end of a reverse osmosis high-pressure pump 15 by a guide pipe, the liquid outlet end of the reverse osmosis high-pressure pump 15 is connected with the liquid inlet end of a, the membrane effluent lifting pump 7 is electrically connected with an electric cabinet 10.
The modularized garbage percolate treatment equipment is characterized in that a membrane effluent lifting pump 7, a sand filtration water pump 11, a nanofiltration booster pump 12, a security filter 13, a nanofiltration high-pressure pump 14 and a reverse osmosis high-pressure pump 15 work, an oxidation pond of an anoxic system 9 has a hydrolysis reaction, dissolved oxygen in the pond is generally controlled to be 0.2-0.5 mg/L, most solid particles in the oxidation pond of the anoxic system 9 can not keep a suspension state, but sink at the bottom of the pond and anaerobically decompose in the aeration oxidation pond, BOD removal and suspension solid separation simultaneously occur in the pond, the amount of precipitated sludge is continuously increased, the volume of liquid in the pond is reduced, the amount of suspended sludge is increased, when the precipitation rate of the sludge is the same as the resuspension rate of the sludge, the pond reaches a stable state, in a denitrification process, nitrate nitrogen removal effect is mainly achieved through denitrification, part of the BOD removal, the treated liquid is conveyed to a biological contact oxidation pond of aerobic bacteria for removing organic matters in the sewage, the purpose of biological contact oxidation of removing the organic matters by utilizing the degradation effect of the aerobic bacteria, the biological contact oxidation, the water is further reduced in the concentration of pollutants, the water approaches to a water treatment module, the water, the sewage is extracted, the sewage is conveyed to a sewage after the nanofiltration water is extracted from the nanofiltration water tank, the nanofiltration water is extracted from the nanofiltration high-pressure filtration water pump 12, the nanofiltration high-pressure filtration water-filtration high-filtration water-filtration.
In summary, the following steps: the modularized garbage leachate treatment equipment has the functions of denitrifying to remove nitrate nitrogen and removing partial BOD, then conveys the treated liquid to a biological contact oxidation tank of an aerobic system 8 to remove organic matters by utilizing the degradation of aerobic bacteria on the organic matters in sewage, the biological contact oxidation further reduces the concentration of pollutants to approach the water quality reaching the standard, then pumps the treated water to a sand filtration water tank 2 through a sand filtration water pump 11 to carry out sand filtration treatment on the water, pumps the water after sand filtration into a security filter 13 through a nanofiltration booster pump 12 to carry out treatment, pumps the water after sand filtration into a nanofiltration module 17 through a nanofiltration high-pressure pump 14 to carry out denitrification treatment on the input water, conveys the water after denitrification into a nanofiltration water production tank 3 after denitrification to filter out the removed nitrogen substances, and finally conveys the water after denitrification to a reverse osmosis module 16, most of the ions in the water are taken out by using a membrane separation technology, and the salts and the colloidal substances in the water are intercepted on the surface of the membrane to filter out a clean water source. Wholly through the various pollutant concentrations of oxygen deficiency system 9 and the preliminary reduction aquatic of good oxygen system 8, make it satisfy reverse osmosis module 16 and receive the intake condition of straining module 17, do the filtering again and receive and reverse osmosis treatment, can be stable handle filtration liquid, the clean water source of discharge adopts the mode of modularization equipment, can make up according to the processing scale of actual filtration liquid, and the practicality is strong, adopts electric cabinet 10 to control, low in labor strength.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a modular landfill leachate treatment facility, includes main cabinet (1), sand filtration water tank (2), receive and strain and produce water tank (3), chemical cleaning case (4), reverse osmosis and produce water tank (5), chemical cleaning pump (6), good oxygen system (8) and oxygen deficiency system (9), its characterized in that: an electric cabinet (10), a sand filtration water pump (11), a nanofiltration booster pump (12), a security filter (13), a nanofiltration high-pressure pump (14), a reverse osmosis high-pressure pump (15), a reverse osmosis module (16) and a nanofiltration module (17) are arranged in the main cabinet (1), the water inlet end of the anoxic system (9) is connected with a leachate water inlet pipe (18), the infusion end of the anoxic system (9) is connected with the liquid inlet end of the aerobic system (8) by a guide pipe, the infusion end of the aerobic system (8) is connected with the liquid inlet end of the sand filtration water pump (11) by a guide pipe, the liquid outlet end of the sand filtration water pump (11) is connected with the liquid inlet end of the sand filtration water tank (2) by a guide pipe, the liquid outlet end of the sand filtration water tank (2) is connected with the liquid inlet end of the nanofiltration booster pump (12) by a guide pipe, and the liquid outlet end of the, the liquid outlet end of the security filter (13) is connected with the liquid inlet end of the nanofiltration high-pressure pump (14) by a guide pipe, the liquid outlet end of the nanofiltration high-pressure pump (14) is connected with the liquid inlet end of the nanofiltration module (17) by a guide pipe, the liquid outlet end of the nanofiltration module (17) is connected to the liquid inlet end of the nanofiltration water production tank (3) by a guide pipe, the liquid outlet end of the nanofiltration water production tank (3) is connected to the liquid inlet end of the reverse osmosis high-pressure pump (15) by a guide pipe, the liquid outlet end of the reverse osmosis high-pressure pump (15) is connected to the liquid inlet end of the reverse osmosis module (16) by a guide pipe, and the liquid outlet end of the reverse osmosis module (.
2. The modular landfill leachate treatment plant of claim 1, wherein: the liquid outlet end of the reverse osmosis water production tank (5) is connected to a membrane water outlet lifting pump (7), and the membrane water outlet lifting pump (7) is electrically connected with the electric cabinet (10).
3. The modular landfill leachate treatment plant of claim 1, wherein: the aerobic system (8) adopts aerobic bacteria to degrade organic matters in the sewage.
4. The modular landfill leachate treatment plant of claim 1, wherein: the sand filtration water pump (11), the nanofiltration booster pump (12), the security filter (13), the nanofiltration high-pressure pump (14) and the reverse osmosis high-pressure pump (15) are all electrically connected with the electric cabinet (10).
CN202010265378.XA 2020-04-07 2020-04-07 Modularized garbage leachate treatment equipment Pending CN111439890A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010265378.XA CN111439890A (en) 2020-04-07 2020-04-07 Modularized garbage leachate treatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010265378.XA CN111439890A (en) 2020-04-07 2020-04-07 Modularized garbage leachate treatment equipment

Publications (1)

Publication Number Publication Date
CN111439890A true CN111439890A (en) 2020-07-24

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Application Number Title Priority Date Filing Date
CN202010265378.XA Pending CN111439890A (en) 2020-04-07 2020-04-07 Modularized garbage leachate treatment equipment

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114988633A (en) * 2022-04-14 2022-09-02 同济大学 Small-volume leachate sewage treatment method and system for small-size household garbage transfer station

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114988633A (en) * 2022-04-14 2022-09-02 同济大学 Small-volume leachate sewage treatment method and system for small-size household garbage transfer station

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