CN117285201A - Device and method for treating concentrated water by clean wastewater system and leachate treatment system - Google Patents
Device and method for treating concentrated water by clean wastewater system and leachate treatment system Download PDFInfo
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- CN117285201A CN117285201A CN202311493458.0A CN202311493458A CN117285201A CN 117285201 A CN117285201 A CN 117285201A CN 202311493458 A CN202311493458 A CN 202311493458A CN 117285201 A CN117285201 A CN 117285201A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 165
- 239000002351 wastewater Substances 0.000 title claims abstract description 120
- 238000000034 method Methods 0.000 title claims abstract description 23
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 27
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 27
- 239000004571 lime Substances 0.000 claims abstract description 27
- 238000004537 pulping Methods 0.000 claims abstract description 23
- 238000001728 nano-filtration Methods 0.000 claims description 28
- 238000001223 reverse osmosis Methods 0.000 claims description 24
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 claims description 13
- 238000000108 ultra-filtration Methods 0.000 claims description 12
- 238000005086 pumping Methods 0.000 claims description 10
- 229910002651 NO3 Inorganic materials 0.000 claims description 5
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 239000010865 sewage Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 238000010992 reflux Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000004056 waste incineration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010129 solution processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- C02F1/44—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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2846—Anaerobic digestion processes using upflow anaerobic sludge blanket [UASB] reactors
-
- 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
Landscapes
- 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)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The application belongs to the technical field of wastewater treatment, and particularly relates to a device and a method for treating concentrated water by a clean wastewater system and a leachate treatment system; the device that the clean wastewater system provided by the application cooperated with the leachate treatment system to treat the concentrated water carries out the decrement treatment with the concentrated water input leachate treatment system and the lime pulping pond that clean wastewater system produced through suction pump and three-way valve, provides two decrement treatment ways, has improved the ability to the concentrated water decrement treatment that clean wastewater system produced to solve among the prior art to carry out the technical problem that the ability of decrement treatment is weaker to clean wastewater system concentrated water.
Description
Technical Field
The application belongs to the technical field of wastewater treatment, and particularly relates to a device and a method for treating concentrated water by a clean wastewater system and a leachate treatment system.
Background
At present, a waste incineration plant can treat circulating water by adopting a clean wastewater system comprising a multi-medium filter, an ultrafiltration filter and a reverse osmosis filter which are sequentially communicated, however, the reverse osmosis filter can continuously generate concentrated water in the operation process, the concentrated water accounts for about 25% of the water inflow of the clean wastewater system, and the clean wastewater system concentrated water is stored in a concentrated water tank in the waste incineration plant at present and is treated in the concentrated water tank in a lime pulping mode.
However, as the amount of circulating water treated by the clean wastewater system increases, the amount of concentrated water produced is increased, the space of a concentrated water tank is limited, and meanwhile, the concentrated water produced by the clean wastewater cannot be completely consumed by lime pulping water, so that the capability of carrying out the reduction treatment on the concentrated water of the clean wastewater system is weaker at present, and a new concentrated water reduction treatment process of the clean wastewater system is necessary to be developed.
The garbage incineration plant adopts a garbage leachate treatment system consisting of a pretreatment device, an anaerobic device, an external MBR (secondary A/O) device, a nanofiltration filter and a reverse osmosis filter which are sequentially communicated to treat garbage leachate, the current garbage leachate production amount is low, the garbage leachate treatment system has larger treatment allowance and can be used for treating concentrated water produced by a clean wastewater system, however, the current wastewater stored in a clean wastewater concentrated water tank cannot be communicated with the garbage leachate treatment system, and therefore the reduction treatment of the concentrated water produced by the clean wastewater system cannot be carried out by the garbage leachate treatment system.
Disclosure of Invention
In view of the above, the application provides a device and a method for treating concentrated water by a clean wastewater system in cooperation with a percolate treatment system, which are used for solving the technical problem that the capability of reducing the concentrated water of the clean wastewater system in the prior art is weaker.
The first aspect of the present application provides a device for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system, comprising: the device comprises a clean wastewater system, a clean wastewater concentrated water tank, a water suction pump, a three-way valve, a percolate treatment system and a lime pulping tank;
the clean wastewater concentrated water tank is communicated with the clean wastewater system and is used for storing concentrated water generated by the clean wastewater system;
the water pumping port of the water pumping pump is communicated with the clean wastewater concentrated water tank and is used for pumping concentrated water generated by the clean wastewater system;
the first opening of the three-way valve is communicated with the water outlet of the water suction pump and is used for outputting concentrated water generated by the clean wastewater system;
the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into the percolate treatment system;
and the third opening of the three-way valve is communicated with the pulping pool and is used for inputting concentrated water generated by the clean wastewater system into the lime pulping pool.
Preferably, the percolate treatment system comprises a deslagging pretreatment device, a UASB anaerobic device, an external MBR device, a nanofiltration filter and a reverse osmosis filter which are sequentially communicated;
the deslagging pretreatment device is communicated with the UASB anaerobic device through a high-concentration sewage regulating tank;
the UASB anaerobic device is communicated with the external MBR device through an anaerobic effluent sedimentation tank and an equalizing tank;
the external MBR device comprises a primary denitrification unit, a primary nitrification unit, a secondary denitrification unit, a secondary nitrification unit and an external ultrafiltration filter unit which are sequentially communicated;
the nanofiltration filter comprises a nanofiltration device unit and a nanofiltration concentrated solution reduction unit;
the outlet of the nanofiltration concentrated solution of the nanofiltration device unit is communicated with the inlet of the nanofiltration concentrated solution reduction unit;
the reverse osmosis filter comprises a reverse osmosis filter device unit and a reverse osmosis concentrated solution treatment unit;
the outlet of the reverse osmosis concentrated solution of the reverse osmosis filter unit is communicated with the inlet of the reverse osmosis concentrated solution treatment unit.
Preferably, the external MBR device further comprises an ultrafiltration reflux pipeline, and the ultrafiltration reflux pipeline is communicated with the external ultrafiltration filter unit and the primary denitrification unit.
Preferably, the external MBR device further comprises a nitrate reflux pipeline, and the nitrate reflux pipeline is communicated with the secondary denitrification unit and the primary denitrification unit.
Preferably, the reverse osmosis concentrated solution treatment unit comprises a chemical hardness removal unit, a tubular softening membrane and a high-pressure membrane which are sequentially communicated.
Preferably, the second opening of the three-way valve is communicated with the percolate treatment system, and is used for inputting the concentrated water generated by the clean wastewater system into the percolate treatment system, specifically: the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into a water inlet of a UASB anaerobic device of the percolate treatment system.
Preferably, the second opening of the three-way valve is communicated with the percolate treatment system, and is used for inputting the concentrated water generated by the clean wastewater system into the percolate treatment system, specifically: the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into a water inlet of an external MBR device of the percolate treatment system.
Preferably, the second opening of the three-way valve is communicated with the percolate treatment system, and is used for inputting the concentrated water generated by the clean wastewater system into the percolate treatment system, specifically: the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into a nanofiltration filter of the percolate treatment system.
In a second aspect, the present application provides a method for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system, comprising:
s1, inputting concentrated water in a clean wastewater concentrated water tank into a percolate treatment system and a lime pulping tank by using a water suction pump;
and S2, carrying out reduction treatment on the concentrated water in the input clean wastewater concentrated water tank by adopting a percolate treatment system and a lime pulping tank.
Preferably, in step S2, the process of the percolate treatment system for performing the reduction treatment on the concentrated water in the input clean wastewater concentrated water tank includes: inputting concentrated water generated by the clean wastewater system into a UASB anaerobic device, an external MBR device or a water inlet of a nanofiltration filter of a percolate treatment system for reduction treatment;
the lime pulping pool is used for carrying out the process of reducing the concentrated water in the input clean wastewater concentrated water pool, and the process comprises the following steps: and mixing the concentrated water generated by the clean wastewater system with lime to prepare lime slurry.
In summary, the application provides a device and a method for treating concentrated water by a clean wastewater system and a percolate treatment system, and the device for treating concentrated water by a clean wastewater system and a percolate treatment system provided by the application utilizes the treatment allowance of the percolate treatment system, and the concentrated water generated by the clean wastewater system is input into the percolate treatment system and a lime pulping tank by a suction pump and a three-way valve, the treatment allowance of the percolate treatment system is used for treating the concentrated water generated by the clean wastewater system, the lime pulping tank is used for pulping the concentrated water generated by the clean wastewater system, two reduction treatment ways are provided for the concentrated water generated by the clean wastewater system, the capability of reducing the concentrated water generated by the clean wastewater system is improved, and the technical problem that the capability of reducing the concentrated water of the clean wastewater system is weaker in the prior art is solved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the connection of the apparatus for treating concentrated water in conjunction with a percolate treatment system of a clean wastewater system provided herein;
fig. 2 is a schematic process flow diagram of the percolate treatment system provided herein.
Detailed Description
The application provides a device and a method for treating concentrated water by a clean wastewater system and a leachate treatment system, which are used for solving the technical problem that the capability of reducing the concentrated water of the clean wastewater system in the prior art is weaker.
The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Example 1
In view of the defect that the existing method for pulping concentrated water of a clean wastewater system by lime has the capacity of reducing treatment, embodiment 1 of the application provides a device for treating concentrated water by a clean wastewater system in cooperation with a percolate treatment system; wherein, the device for treating the concentrated water by the clean wastewater system and the percolate treatment system is shown in figure 1; comprises a clean wastewater system, a clean wastewater concentrated water tank, a water suction pump, a three-way valve, a percolate treatment system and a lime pulping tank; the clean wastewater concentrated water tank is communicated with the clean wastewater system and is used for storing concentrated water generated by the clean wastewater system, the water pumping port of the water pumping pump is communicated with the clean wastewater concentrated water tank and is used for pumping the concentrated water generated by the clean wastewater system, and meanwhile, the first opening of the three-way valve is communicated with the water outlet of the water pumping pump and is used for outputting the concentrated water generated by the clean wastewater system; the second opening of the three-way valve water outlet is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into the percolate treatment system, and the third opening of the three-way valve water outlet is communicated with the pulping pool and is used for inputting concentrated water generated by the clean wastewater system into the lime pulping pool; from the above, it can be seen that the present clean wastewater system and leachate treatment system of garbage incineration plant are utilized in this application, there is the treatment allowance in leachate treatment system simultaneously, thereby through setting up suction pump and three-way valve with the dense water input leachate treatment system and the lime slurrying pond that clean wastewater system produced, two reduction treatment ways are provided for the dense water that clean wastewater system produced, the ability of the dense water reduction treatment that clean wastewater system produced has been improved, thereby overcome the present weak defect of carrying out the ability of reduction treatment to clean wastewater system dense water.
For the composition of a clean wastewater system and a percolate treatment system, the clean wastewater system and the percolate treatment system are all existing devices of a garbage incineration plant, the clean wastewater system comprises a multi-medium filter, an ultrafiltration filter and a reverse osmosis filter which are sequentially communicated, and the percolate treatment system comprises a deslagging pretreatment device, a UASB anaerobic device, an external MBR device, a nanofiltration filter and a reverse osmosis filter which are sequentially communicated; the MBR device comprises a primary denitrification unit, a primary nitrification unit, a secondary denitrification unit, a secondary nitrification unit and an external ultrafiltration filter unit which are sequentially communicated, and an ultrafiltration reflux pipeline and a nitrate reflux pipeline are arranged for refluxing a solution so as to improve the water quality of a water outlet of the MBR device; the nanofiltration filter and the reverse osmosis filter are respectively provided with a nanofiltration concentrated solution reducing unit and a reverse osmosis concentrated solution processing unit, and are used for improving the water yield of nanofiltration clear liquid and reverse osmosis clear liquid.
Example 2
In the method, the concentrated water in the clean wastewater concentrated water tank is input into the percolate treatment system and the lime pulping tank by using the suction pump, and then the concentrated water generated by the clean wastewater system is input into a UASB anaerobic device, an external MBR device or a water inlet of a nanofiltration filter of the percolate treatment system for reduction treatment, and the concentrated water generated by the clean wastewater system is mixed with lime to prepare lime slurry.
The schematic process flow diagram of the percolate treatment system for performing the reduction treatment is shown in fig. 2, and the water quality requirements of the water inlet and the water outlet of each flow are shown in table 1.
TABLE 1
As can be seen from Table 1, the requirement of the water inlet of the external MBR device on the water quality is that the COD content in the water body is less than 16050mg/L and the NH content is less than 16050mg/L 4 The N content is less than 2166mg/L, the SS content is less than 970mg/L, and the pH value is not more than 8; and the water quality monitoring results of the concentrated water of the clean wastewater system are shown in table 2.
TABLE 2
It can be seen from the combination of table 1 and table 2 that the method for treating concentrated water by the clean wastewater system in cooperation with the percolate treatment system can be used for carrying out reduction treatment on the concentrated water of the clean wastewater system by inputting the concentrated water into the UASB anaerobic device and the external MBR device of the percolate treatment system.
Meanwhile, it is further found that the concentrated water quality of the clean wastewater system is close to the water quality requirement of the water inlet of the nanofiltration filter, the water inlet of the nanofiltration filter can be considered to be connected to perform reduction treatment, and when the water inlet of the nanofiltration filter is subjected to reduction treatment, the water inlet of the nanofiltration filter is input into 942.4m 3 /d, recoverable 671.5m 3 /d and 111.9m 3 The recovery clear liquid of/d, consequently, can reach the rate of recovery of about 83%, and clean waste water system recovery clear liquid is about 75%, consequently, this application is through setting up suction pump and three-way valve with the dense water input percolate processing system and lime slurrying pond that clean waste water system produced, the treatment allowance of percolate processing system is handled the dense water that clean waste water system produced, provides the second reduction treatment route for clean waste water system produced, has improved clean waste water system dense water and has carried out the ability of reduction treatment.
The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A device for treating concentrated water by a clean wastewater system in cooperation with a percolate treatment system, comprising: the device comprises a clean wastewater system, a clean wastewater concentrated water tank, a water suction pump, a three-way valve, a percolate treatment system and a lime pulping tank;
the clean wastewater concentrated water tank is communicated with the clean wastewater system and is used for storing concentrated water generated by the clean wastewater system;
the water pumping port of the water pumping pump is communicated with the clean wastewater concentrated water tank and is used for pumping concentrated water generated by the clean wastewater system;
the first opening of the three-way valve is communicated with the water outlet of the water suction pump and is used for outputting concentrated water generated by the clean wastewater system;
the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into the percolate treatment system;
and the third opening of the three-way valve is communicated with the pulping pool and is used for inputting concentrated water generated by the clean wastewater system into the lime pulping pool.
2. The device for treating concentrated water by a clean wastewater system in cooperation with a percolate treatment system according to claim 1, wherein the percolate treatment system comprises a deslagging pretreatment device, a UASB anaerobic device, an external MBR device, a nanofiltration filter and a reverse osmosis filter which are sequentially communicated;
the deslagging pretreatment device is communicated with the UASB anaerobic device through a high-concentration sewage regulating tank;
the UASB anaerobic device is communicated with the external MBR device through an anaerobic effluent sedimentation tank and an equalizing tank;
the external MBR device comprises a primary denitrification unit, a primary nitrification unit, a secondary denitrification unit, a secondary nitrification unit and an external ultrafiltration filter unit which are sequentially communicated;
the nanofiltration filter comprises a nanofiltration device unit and a nanofiltration concentrated solution reduction unit;
the outlet of the nanofiltration concentrated solution of the nanofiltration device unit is communicated with the inlet of the nanofiltration concentrated solution reduction unit;
the reverse osmosis filter comprises a reverse osmosis filter device unit and a reverse osmosis concentrated solution treatment unit;
the outlet of the reverse osmosis concentrated solution of the reverse osmosis filter unit is communicated with the inlet of the reverse osmosis concentrated solution treatment unit.
3. The apparatus for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system of claim 2, wherein the external MBR device further comprises an ultrafiltration return conduit, the ultrafiltration return conduit communicating the external ultrafiltration filter unit and the primary denitrification unit.
4. The apparatus for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system of claim 2, wherein the external MBR apparatus further comprises a nitrate return conduit, the nitrate return conduit communicating the secondary denitrification unit and the primary denitrification unit.
5. The apparatus for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system according to claim 4, wherein said reverse osmosis concentrate treatment unit comprises a chemical hardness removal unit, a tubular softening membrane, and a high pressure membrane in sequential communication.
6. The apparatus for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system according to claim 1, wherein the second opening of the three-way valve is in communication with the percolate treatment system for inputting the concentrated water generated by the clean wastewater system into the percolate treatment system, specifically: the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into a water inlet of a UASB anaerobic device of the percolate treatment system.
7. The apparatus for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system according to claim 1, wherein the second opening of the three-way valve is in communication with the percolate treatment system for inputting the concentrated water generated by the clean wastewater system into the percolate treatment system, specifically: the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into a water inlet of an external MBR device of the percolate treatment system.
8. The apparatus for treating concentrated water in conjunction with a percolate treatment system for a clean wastewater system according to claim 1, wherein the second opening of the three-way valve is in communication with the percolate treatment system for inputting the concentrated water generated by the clean wastewater system into the percolate treatment system, specifically: the second opening of the three-way valve is communicated with the percolate treatment system and is used for inputting concentrated water generated by the clean wastewater system into a nanofiltration filter of the percolate treatment system.
9. A method for treating concentrated water in a clean wastewater system in conjunction with a percolate treatment system, comprising:
s1, inputting concentrated water in a clean wastewater concentrated water tank into a percolate treatment system and a lime pulping tank by using a water suction pump;
and S2, carrying out reduction treatment on the concentrated water in the input clean wastewater concentrated water tank by adopting a percolate treatment system and a lime pulping tank.
10. The method according to claim 9, wherein in step S2, the process of reducing the concentrated water in the input clean wastewater concentrated water tank by the leachate treatment system comprises: inputting concentrated water generated by the clean wastewater system into a UASB anaerobic device, an external MBR device or a water inlet of a nanofiltration filter of a percolate treatment system for reduction treatment;
the lime pulping pool is used for carrying out the process of reducing the concentrated water in the input clean wastewater concentrated water pool, and the process comprises the following steps: and mixing the concentrated water generated by the clean wastewater system with lime to prepare lime slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311493458.0A CN117285201B (en) | 2023-11-10 | 2023-11-10 | Device and method for treating concentrated water by clean wastewater system and leachate treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311493458.0A CN117285201B (en) | 2023-11-10 | 2023-11-10 | Device and method for treating concentrated water by clean wastewater system and leachate treatment system |
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| CN117285201A true CN117285201A (en) | 2023-12-26 |
| CN117285201B CN117285201B (en) | 2024-06-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207567073U (en) * | 2017-11-30 | 2018-07-03 | 重庆三峰环境产业集团有限公司 | A kind of garbage incinerating power plant sewage recycling effective utilization system |
| CN112607963A (en) * | 2020-12-09 | 2021-04-06 | 天津高能嘉源环保科技有限公司 | System and method for reducing percolate concentrated solution of waste incineration plant |
| CN115093082A (en) * | 2022-07-15 | 2022-09-23 | 张家口城洁环保集团有限公司 | Waste water treatment process and device for landfill leachate and DTRO concentrated solution |
| CN116375282A (en) * | 2023-04-24 | 2023-07-04 | 浦湘生物能源股份有限公司 | Zero release integrated treatment system for wastewater of household garbage incineration power plant |
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2023
- 2023-11-10 CN CN202311493458.0A patent/CN117285201B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207567073U (en) * | 2017-11-30 | 2018-07-03 | 重庆三峰环境产业集团有限公司 | A kind of garbage incinerating power plant sewage recycling effective utilization system |
| CN112607963A (en) * | 2020-12-09 | 2021-04-06 | 天津高能嘉源环保科技有限公司 | System and method for reducing percolate concentrated solution of waste incineration plant |
| CN115093082A (en) * | 2022-07-15 | 2022-09-23 | 张家口城洁环保集团有限公司 | Waste water treatment process and device for landfill leachate and DTRO concentrated solution |
| CN116375282A (en) * | 2023-04-24 | 2023-07-04 | 浦湘生物能源股份有限公司 | Zero release integrated treatment system for wastewater of household garbage incineration power plant |
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| CN117285201B (en) | 2024-06-04 |
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