CN209210544U - High ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system - Google Patents

High ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system Download PDF

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Publication number
CN209210544U
CN209210544U CN201822063801.9U CN201822063801U CN209210544U CN 209210544 U CN209210544 U CN 209210544U CN 201822063801 U CN201822063801 U CN 201822063801U CN 209210544 U CN209210544 U CN 209210544U
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water
dtro
influent
ammonia nitrogen
sulfur compound
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孙杰
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Shuifa Hezhong Qingyuan (Beijing) Environmental Technology Co.,Ltd.
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United States Of Beijing Qingyuan Environmental Science & Technology Co Ltd
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Abstract

The utility model discloses a kind of high ammonia nitrogens, high-sulfur compound garbage percolation liquid treating system, include former pond, raw water accident pool, efficient sedimentation tank, PCF filter, DTRO system, DTRO water producing tank, first order degassing tower, RO system, RO production pond, second level degassing tower, ion-exchanger and production water outlet pond;Raw water accident pool is connected with sour dosing unit, and efficient sedimentation tank is connected with PFS, PAM dosing unit;The influent side of DTRO system and RO system is connected separately with antisludging agent dosing unit, the concentrated water side of DTRO system is connected with concentrated water pond, it produces water side to be connected with DTRO water producing tank, the concentrated water side of RO system is connected with the influent side of DTRO system, produces water side and is connected with RO production pond;The influent side of ion-exchanger is connected with alkali dosing unit.The utility model is suitable for the processing of high ammonia nitrogen, high-sulfur compound garbage leachate wastewater, and discharge standard requirement can be fully achieved.

Description

High ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system
Technical field
The utility model relates to landfill leachate treatment apparatus field, specifically a kind of high ammonia nitrogen, high-sulfur compound rubbish seep Filtrate processing system.
Background technique
Since China does not carry out stringent garbage classification, cause China's landfill leachate complicated component, it is extremely difficult processing, it is toxic The features such as harmful substance is more, ammonia nitrogen, heavy metal, inorganic salts, organic matter etc. are seriously polluted in waste water.If being directly discharged into environment, Serious environmental pollution will be will cause.
Landfill leachate treatment often uses the technique of microbial method and two-stage DTRO system at present, but bioanalysis can be only applied to The percolate of fresh generation can not be applied to accumulate percolate.Though the technique of two-stage DTRO system can apply to accumulate percolate Processing, but as becoming for discharge standard is tight, the system is up to standard for being difficult containing ammonia nitrogen, the higher percolate of sulfide.
Utility model content
The purpose of this utility model is to overcome defect of the existing technology and deficiency, a kind of high ammonia nitrogen, height are provided Sulfide garbage percolation liquid treating system can be complete suitable for high ammonia nitrogen, the processing of high-sulfur compound garbage leachate wastewater Reach discharge standard requirement entirely.
The technical solution of the utility model is as follows:
A kind of high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: include the original for being sequentially connected and connecing Pond, raw water accident pool, efficient sedimentation tank, PCF filter, DTRO system, DTRO water producing tank, first order degassing tower, RO system, RO produces pond, second level degassing tower, ion-exchanger and produces water outlet pond;
The raw water accident pool is connected with sour dosing unit, and the efficient sedimentation tank includes to be sequentially connected to connect PFS reaction tank, PAM reaction tank and inclined-plate clarifying basin, the water outlet side of the influent side of the PFS reaction tank and the raw water accident pool It is connected, the PFS reaction tank and PAM reaction tank are connected with PFS, PAM dosing unit, the water outlet side of the inclined-plate clarifying basin It is connected with the influent side of the PCF filter;
The influent side of the DTRO system and RO system is connected separately with antisludging agent dosing unit, the DTRO system it is dense Water side is connected with concentrated water pond, and the production water side of DTRO system is connected with the influent side of the DTRO water producing tank, the RO system Concentrated water side is connected with the influent side of the DTRO system, and the production water side of RO system is connected with the RO influent side for producing pond It connects;The influent side of the ion-exchanger is connected with alkali dosing unit.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: in the raw water accident pool There is the raw water pump in floating setting.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: the sour dosing unit packet Include the first diaphragm pump of sour grug feeding jar and the connection sour grug feeding jar and the raw water accident pool.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: the one of the efficient sedimentation tank Side is equipped with peep hole, and efficient sedimentation tank is equipped with rain-proof shelter.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: the PCF filter connects It is connected to backwash blower.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described first and second grade is de- Gas tower includes tower body, is set in turn in the intracorporal spraying layer of tower and packing layer from top to bottom, and be connected with tower body bottom Blower.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: the antisludging agent dosing list Member includes antisludging agent grug feeding jar and is separately connected the antisludging agent grug feeding jar and the DTRO system and RO system influent side Second diaphragm pump.
The high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: the alkali dosing unit packet Include the third diaphragm pump of alkali grug feeding jar and connection the alkali grug feeding jar and the ion-exchanger influent side.
The utility model has the beneficial effects that
1, the utility model is directed to the garbage leachate wastewater more containing ammonia nitrogen, sulfide, by after DTRO water producing tank First order degassing tower is set, second level degassing tower is set after RO produces pond, is dropped significantly using the stripping effect of two-stage degassing tower The content of ammonia nitrogen, sulfide in low water, water is up to standard to provide double shield to produce, and reduces and produces the exceeded risk of water.
2, the utility model uses the combination of DTRO system and RO system, can substantially reduce equipment cost, improve production water Efficiency is significantly better than traditional two-stage DTRO system;Compared to DTRO system, RO system low, equipment with investment operating cost Stablize, produce the advantages that water is high-efficient.
3, the utility model adjusts the pH value for flowing into waste water in raw water accident pool using sour dosing unit, and making it is in acidity, So that waste water is less scaling.
4, the utility model forms efficient sedimentation tank using PFS reaction tank, PAM reaction tank and inclined-plate clarifying basin, and uses PFS and PAM is added to efficient sedimentation tank respectively in PFS, PAM dosing unit, and PFS coagulation, PAM flocculation are successively carried out to waste water The precipitation of effect and inclined-plate clarifying basin, can remove the substances such as large particle in waste water, partial organic substances, colloid, reduce Subsequent DTRO system and the contaminated risk of RO system.
5, the utility model uses PCF filter, the suspended matter in waste water can be effectively removed, and to having in waste water Machine object, colloid etc. have apparent removal to act on.
6, the utility model is connected separately with antisludging agent dosing unit in the influent side of DTRO system and RO system, respectively to Antisludging agent is added in DTRO system and RO system, can prevent from tying in the interior arrangement and pipeline of DTRO system and RO system Dirt.
7, the relatively highrank fuel salinity water of the utility model RO system concentrated water side outflow is again introduced into DTRO system, reduces outlet Amount, improves the rate of recovery and producing water ratio of system.
8, the utility model produces water to system using ion-exchanger and carries out purified treatment, and is adjusted using alkali dosing unit The pH value of water, is in neutrality it, so that discharge standard requirement is enough fully achieved in final production water energy.
Detailed description of the invention
Fig. 1 is the utility model structural principle block diagram.
Fig. 2 is the structural principle block diagram of efficient sedimentation tank in the utility model.
Fig. 3 is the structural schematic diagram of first order degassing tower in the utility model.
Specific embodiment
Referring to attached drawing, a kind of high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, include the raw water for being sequentially connected and connecing Pond 1, raw water accident pool 2, efficient sedimentation tank 3, PCF filter 4, DTRO system 5 (i.e. disc tube reverse osmosis (dt-ro) membranous system, similarly hereinafter), DTRO water producing tank 6, first order degassing tower 7, RO system 8 (i.e. reverse osmosis membrane system, similarly hereinafter), RO produce pond 9, second level degassing tower 10, ion-exchanger 11 and production water outlet pond 12;
Raw water accident pool 2 is connected with sour dosing unit 13, and efficient sedimentation tank 3 includes the PFS reaction tank for being sequentially connected and connecing The influent side of 3-1, PAM reaction tank 3-2 and inclined-plate clarifying basin 3-3, PFS reaction tank 3-1 are connected with the water outlet side of raw water accident pool 2 Connect, PFS reaction tank 3-1 and PAM reaction tank 3-2 is connected with PFS, PAM dosing unit 14, the water outlet side of inclined-plate clarifying basin 3-3 with The influent side of PCF filter 4 is connected;
The influent side of DTRO system 5 and RO system 8 is connected separately with antisludging agent dosing unit 15, the concentrated water of DTRO system 5 Side is connected with concentrated water pond 16, and the production water side of DTRO system 5 is connected with the influent side of DTRO water producing tank 6, the concentrated water side of RO system 8 It is connected with the influent side of DTRO system 5, the production water side of RO system 8 is connected with the RO influent side for producing pond 9;Ion-exchanger 11 influent side is connected with alkali dosing unit 17.
In the utility model, there is the raw water pump in floating setting in raw water accident pool 2.
Sour dosing unit 13 includes sour grug feeding jar and connects the first diaphragm pump of sour grug feeding jar and raw water accident pool and (can connect By adjuster or the control signal of computer, changing maintains controlled variable in required range, To reach the automation of production process).
The side of efficient sedimentation tank 3 is equipped with peep hole, can be from external observation liquid level variation in it;It is set in efficient sedimentation tank 3 There is rain-proof shelter, can prevent sewage, rainwater, pollutant, impurity etc. from entering in it.
PCF filter 4 is connected with backwash blower, plays the role of reverse cleaning PCF filter 4.
First order degassing tower 7 includes tower body 7-1, the spraying layer 7-2 being set in turn in tower body 7-1 from top to bottom and is filled out Bed of material 7-3, and the blower 7-4 being connected with the bottom tower body 7-1, the structure of second level degassing tower 10 are same.
Antisludging agent dosing unit 15 include antisludging agent grug feeding jar and be separately connected antisludging agent grug feeding jar and DTRO system 5 and The second diaphragm pump of 8 influent side of RO system (its function and effect are identical as the first diaphragm pump).
Alkali dosing unit 17 include alkali grug feeding jar and connection alkali grug feeding jar and 11 influent side of ion-exchanger third every Membrane pump (its function and effect are identical as the first diaphragm pump).
The utility model is further described below in conjunction with attached drawing:
Former pond 1 is for collecting high ammonia nitrogen, high-sulfur compound garbage leachate wastewater (hereinafter referred to as waste water), raw water accident pool 2, for storing waste water, are added acid solution by sour dosing unit 13 thereto, adjust the pH value of waste water, make it in acidity, so that useless Water is less scaling, and waste water is delivered to efficient sedimentation tank 3 by raw water pump.
Waste water successively passes through PFS reaction tank 3-1, PAM reaction tank 3-2 and inclined-plate clarifying basin 3-3 in efficient sedimentation tank 3, By PFS, PAM dosing unit 14 respectively to PFS reaction tank 3-1 and PAM reaction tank 3-2 be added PFS (i.e. bodied ferric sulfate, one Suspended matter in waste water, colloid, partial organic substances, can be condensed into loose wadding body by kind coagulant) and PAM (i.e. polyacrylamide Loose small wadding body can be condensed into compact bulky grain wadding body by amine, a kind of flocculation aid), efficient sedimentation tank 3 to waste water successively into The precipitation of row PFS coagulation, PAM flocculation and inclined-plate clarifying basin 3-3, can remove large particle in waste water, portion Divide the substances such as organic matter, colloid, reduces PCF filter 4, DTRO system 5, the contaminated risk of RO system 8.
Waste water enters PCF filter 4, and PCF filter 4 is type pore-controllable fiber filter, is used as using fiber filament Filtering element filters hole up to several microns, can be effectively removed the suspended matter in waste water, and in waste water organic matter, Colloid etc. has apparent removal to act on.
Waste water by filtering enters DTRO system 5, can be sharp at elevated pressures using its unique anti pollution property Desalting processing is carried out with principle of reverse osmosis, and to pollutant most in waste water to shutting off, 5 concentrated water effluent of DTRO system Highrank fuel salinity water out enters concentrated water pond 16, and the low salinity water that DTRO system 5 produces the outflow of water side enters the first order through DTRO water producing tank 6 Degassing tower 7.
First order degassing tower 7 produces ammonia nitrogen, the sulfide that can not be removed in the low salinity water that water side is flowed out to DTRO system 5 Carry out stripping, stripping process are as follows: water flows into tower body 7-1 through top, successively passes through spraying layer 7-2 and packing layer from top to bottom 7-3, the air that blower 7-4 is blown into pass through the inside of tower body 7-1 from bottom to top, and band is leaked water ammonia nitrogen, the sulfide of the middle overwhelming majority, And be discharged through the top of tower body 7-1, the water of outflow first order degassing tower 7 enters RO system 8.
RO system 8 carries out secondary desalting processing to the production water of DTRO system 5, can go bacterium in water removal, virus, glue Organic substance in water, inorganic salts, heavy metal etc. can be down to discharge standard by the dissolubility salt of body, organic matter and 98% or more In range, the relatively highrank fuel salinity water of 8 concentrated water side of RO system outflow is again introduced into DTRO system 5, reduces outer discharge capacity, improves system The rate of recovery and producing water ratio, RO system 8 produce water side outflow relatively low salinity water through RO produce pond 9 enter second level degassing tower 10.
Second level degassing tower 10 produces a small amount of ammonia nitrogen, sulfide in water to RO system 8 and carries out secondary stripping, second level degassing The structure and stripping process of tower 10 are identical as first order degassing tower 7, and the water of outflow second level degassing tower 10 enters ion-exchanger 11。
The influent side of DTRO system 5 and RO system 8 is connected separately with antisludging agent dosing unit 15, passes through antisludging agent dosing list Antisludging agent is added into DTRO system 5 and RO system 8 respectively in member 15, can prevent the interior arrangement of DTRO system 5 and RO system 8 With fouling occurs in pipeline.
Ion-exchanger 11 carries out purified treatment to the production water of RO system 8, and is added thereto by alkali dosing unit 17 Lye adjusts the pH value of water, is in neutrality it, so that discharge standard requirement is enough fully achieved in final production water energy;Final production Water, which enters, produces water outlet pond 12.
Above embodiment is only that the preferred embodiment of the utility model is described, not to the utility model Protection scope be defined, under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art to this The modification and improvement that the technical solution of utility model is made should all be fallen into the protection scope of the utility model.

Claims (8)

1. a kind of high ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: include the raw water for being sequentially connected and connecing Pond, raw water accident pool, efficient sedimentation tank, PCF filter, DTRO system, DTRO water producing tank, first order degassing tower, RO system, RO It produces pond, second level degassing tower, ion-exchanger and produces water outlet pond;
The raw water accident pool is connected with sour dosing unit, and the efficient sedimentation tank includes that be sequentially connected the PFS connect anti- Ying Chi, PAM reaction tank and inclined-plate clarifying basin, the influent side of the PFS reaction tank are connected with the water outlet side of the raw water accident pool It connects, the PFS reaction tank and PAM reaction tank are connected with PFS, PAM dosing unit, the water outlet side of the inclined-plate clarifying basin and institute The influent side for stating PCF filter is connected;
The influent side of the DTRO system and RO system is connected separately with antisludging agent dosing unit, the concentrated water side of the DTRO system It is connected with concentrated water pond, the production water side of DTRO system is connected with the influent side of the DTRO water producing tank, the concentrated water of the RO system Side is connected with the influent side of the DTRO system, and the production water side of RO system is connected with the RO influent side for producing pond;Institute The influent side for stating ion-exchanger is connected with alkali dosing unit.
2. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described There is the raw water pump in floating setting in raw water accident pool.
3. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described Sour dosing unit includes the first diaphragm pump of sour grug feeding jar and the connection sour grug feeding jar and the raw water accident pool.
4. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: the height The side for imitating sedimentation basin is equipped with peep hole, and efficient sedimentation tank is equipped with rain-proof shelter.
5. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described PCF filter is connected with backwash blower.
6. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described First and second grade of degassing tower includes tower body, is set in turn in the intracorporal spraying layer of tower and packing layer, and and tower from top to bottom The connected blower in body bottom.
7. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described Antisludging agent dosing unit includes antisludging agent grug feeding jar and is separately connected the antisludging agent grug feeding jar and the DTRO system and RO Second diaphragm pump of system influent side.
8. high ammonia nitrogen according to claim 1, high-sulfur compound garbage percolation liquid treating system, it is characterised in that: described Alkali dosing unit includes the third diaphragm pump of alkali grug feeding jar and connection the alkali grug feeding jar and the ion-exchanger influent side.
CN201822063801.9U 2018-12-10 2018-12-10 High ammonia nitrogen, high-sulfur compound garbage percolation liquid treating system Active CN209210544U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110510778A (en) * 2019-09-10 2019-11-29 厦门嘉戎技术股份有限公司 A kind of landfill leachate preprocess method and device
CN110550821A (en) * 2019-09-06 2019-12-10 广东雅迪环保设备有限公司 device and method for treating landfill leachate
CN110590032A (en) * 2019-09-17 2019-12-20 厦门嘉戎技术股份有限公司 Pretreatment system and method for leachate treatment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110550821A (en) * 2019-09-06 2019-12-10 广东雅迪环保设备有限公司 device and method for treating landfill leachate
CN110510778A (en) * 2019-09-10 2019-11-29 厦门嘉戎技术股份有限公司 A kind of landfill leachate preprocess method and device
CN110590032A (en) * 2019-09-17 2019-12-20 厦门嘉戎技术股份有限公司 Pretreatment system and method for leachate treatment

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Address after: 100044 room 407, 4th floor, building 3, yard 19, gaoliangqiaoxie street, Haidian District, Beijing

Patentee after: Shuifa Hezhong Qingyuan (Beijing) Environmental Technology Co.,Ltd.

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Patentee before: BEIJING HEZHONG QINGYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd.

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