CN209890405U - High concentration ardealite slag yard effluent disposal system - Google Patents
High concentration ardealite slag yard effluent disposal system Download PDFInfo
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- CN209890405U CN209890405U CN201920666627.9U CN201920666627U CN209890405U CN 209890405 U CN209890405 U CN 209890405U CN 201920666627 U CN201920666627 U CN 201920666627U CN 209890405 U CN209890405 U CN 209890405U
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Abstract
A high-concentration phosphogypsum slag yard wastewater treatment system comprises a wastewater adjusting tank, a NaOH alkali adjusting tank, a lime reaction tank, a coagulation tank, a sedimentation tank, an intermediate water tank, a multi-medium filter tank, an ion exchange resin tank and a plate-and-frame filter press which are connected in sequence; the waste water adjusting tank is connected with a raw water feeding pipe, a first ammonia nitrogen online monitor and a first total phosphorus online analyzer are arranged on the waste water adjusting tank, and the waste water adjusting tank is communicated to the NaOH alkali adjusting tank through a pipeline; the NaOH alkali adjusting tank is provided with a NaOH dosing device and is connected to the lime reaction tank through a pipeline; and a lime feeding device is arranged on the lime reaction tank. The system reacts, precipitates, filters and adsorbs the high-concentration phosphogypsum slag yard wastewater, and the removal rates of total phosphorus and ammonia nitrogen are respectively 99.95% and 96.67%.
Description
Technical Field
The utility model relates to a waste water treatment field, concretely relates to high concentration ardealite slag yard effluent disposal system.
Background
The wastewater in the high-concentration phosphogypsum slag yard has very complex components and contains waterLarge quality change, high organic matter content and the like, and the direct discharge brings great harm to the health and living environment of human beings, especially TP (total phosphorus content) and NH3Too high-N (ammonia nitrogen content) seriously increases the load of biochemical treatment. The existing phosphogypsum slag yard wastewater treatment system has the problems of complex treatment process, high cost or unsatisfactory treatment effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high concentration ardealite slag yard effluent disposal system to present defect.
A high-concentration phosphogypsum slag yard wastewater treatment system comprises a wastewater adjusting tank, a NaOH alkali adjusting tank, a lime reaction tank, a coagulation tank, a sedimentation tank, an intermediate water tank, a multi-medium filter tank, an ion exchange resin tank and a plate-and-frame filter press which are connected in sequence;
the waste water adjusting tank is connected with a raw water feeding pipe, a first ammonia nitrogen online monitor and a first total phosphorus online analyzer are arranged on the waste water adjusting tank, and the waste water adjusting tank is communicated to the NaOH alkali adjusting tank through a pipeline;
the NaOH alkali adjusting tank is provided with a NaOH dosing device and is connected to the lime reaction tank through a pipeline;
a lime feeding device is arranged on the lime reaction tank, a first pH online detector and a second pH online detector are respectively arranged on the NaOH alkali adjusting tank and the lime reaction tank, and the lime reaction tank is connected to the coagulation tank through a pipeline;
the coagulation tank is provided with a PAC/PAM feeding device, the coagulation tank is connected to a sedimentation tank through a pipeline, and the sedimentation tank is connected to an intermediate water tank through a pipeline;
the middle water tank is provided with H2SO4The feeding device and the third pH on-line detector are used, and the effluent of the intermediate water tank is sequentially connected to the multi-media filter and the ion exchange resin tank through pipelines;
the ion exchange resin tank is provided with a second ammonia nitrogen online monitor and a second total phosphorus online analyzer, the ion exchange resin tank is further provided with a standard water quality drainage pipe and a sludge discharge pipe, the sludge discharge pipe is connected to the plate-and-frame filter press, and sludge discharged from the sludge discharge pipe enters the plate-and-frame filter press and is transported outside after being subjected to filter pressing dehydration.
And stirring devices are arranged in the wastewater adjusting tank, the NaOH alkali adjusting tank, the lime reaction tank, the coagulation tank and the middle water tank.
And liquid delivery pumps are arranged on the pipelines connecting the wastewater adjusting tank, the NaOH alkali adjusting tank, the lime reaction tank, the coagulation tank, the sedimentation tank, the intermediate water tank, the multi-medium filtering tank and the ion exchange resin tank.
The utility model has the advantages that: the system can realize the TP 1000mg/L, NH of water inlet by reacting, precipitating, filtering and adsorbing the high-concentration phosphogypsum slag yard wastewater3300mg/L of-N, 0.5mg/L, NH of effluent TP3The removal rate of total phosphorus and ammonia nitrogen is respectively 99.95 percent and 96.67 percent under the control of-N10 mg/L.
Drawings
Fig. 1 is a schematic flow chart of the present invention.
Detailed Description
As shown in the attached drawing, the high-concentration phosphogypsum slag yard wastewater treatment system comprises a wastewater adjusting tank 1, a NaOH alkali adjusting tank 2, a lime reaction tank 3, a coagulation tank 4, a sedimentation tank 5, an intermediate water tank 6, a multi-medium filter tank 7, an ion exchange resin tank 8 and a plate-and-frame filter press 9 which are connected in sequence;
the waste water adjusting tank 1 is connected with a raw water feeding pipe, a first ammonia nitrogen online monitor 11 and a first total phosphorus online analyzer 12 are arranged on the waste water adjusting tank 1, and the waste water adjusting tank 1 is communicated to a NaOH alkali adjusting tank 2 through a pipeline;
the NaOH alkali adjusting tank 2 is provided with a NaOH dosing device 13, and the NaOH alkali adjusting tank 2 is connected to the lime reaction tank 3 through a pipeline;
a lime feeding device 14 is arranged on the lime reaction tank 3, a first pH online detector 15 and a second pH online detector 16 are respectively arranged on the NaOH alkali adjusting tank 2 and the lime reaction tank 3, and the lime reaction tank 3 is connected to the coagulation tank 4 through a pipeline;
a PAC/PAM feeding device 17 is arranged on the coagulation tank 4, the coagulation tank 4 is connected to a sedimentation tank 5 through a pipeline, and the sedimentation tank 5 is connected to an intermediate water tank 6 through a pipeline;
the middle water pool 6 is provided with H2SO4The feeding device 18 and the third pH on-line detector, the effluent of the intermediate water tank 6 is connected to the multi-media filter 7 and the ion exchange resin tank 8 in sequence through pipelines;
the ion exchange resin tank 8 is provided with a second ammonia nitrogen online monitor 20 and a second total phosphorus online analyzer 21, the ion exchange resin tank 8 is further provided with a standard water quality drain pipe 18 and a sludge discharge pipe 19, the sludge discharge pipe 19 is connected to the plate-and-frame filter press 9, and sludge discharged from the sludge discharge pipe 19 enters the plate-and-frame filter press 9 and is transported outside after being subjected to filter pressing and dehydration.
And stirring devices are arranged in the wastewater adjusting tank 1, the NaOH alkali adjusting tank 2, the lime reaction tank 3, the coagulation tank 4 and the intermediate water tank 6.
And liquid delivery pumps are arranged on the pipelines connected with the wastewater adjusting tank 1, the NaOH alkali adjusting tank 2, the lime reaction tank 3, the coagulation tank 4, the sedimentation tank 5, the intermediate water tank 6, the multi-medium filter tank 7 and the ion exchange resin tank 8.
Aiming at high-concentration phosphogypsum slag yard wastewater, the treatment process comprises the following steps: the raw water of the high-concentration phosphogypsum slag yard wastewater is converged into a wastewater adjusting tank, is stirred and uniformly mixed and then enters an NaOH alkali adjusting tank, the tank water of the NaOH alkali adjusting tank sequentially enters a lime reaction tank (the pH value of the tank water is controlled to be about 11), a coagulation tank (PAC/PAM is used as a coagulant), a sedimentation tank and an intermediate water tank (the pH value is adjusted to be about 7 by sulfuric acid), and the water in the process flows are reacted and stayed in the intermediate water tank. The effluent of the intermediate water tank sequentially passes through a multi-medium filter and an ion exchange resin tank, the water quality reaches the standard, the effluent is discharged outside, and the sludge enters a plate-and-frame filter press, is subjected to filter pressing dehydration and then is transported outside. The system can realize the control of inlet water TP 1000mg/L, NH 3-N300 mg/L and outlet water TP 0.5mg/L, NH 3-N10 mg/L by reacting, precipitating, filtering and adsorbing the high-concentration phosphogypsum slag field wastewater, and the removal rates of total phosphorus and ammonia nitrogen are respectively 99.95% and 96.67%.
Claims (3)
1. A high-concentration phosphogypsum slag yard wastewater treatment system is characterized by comprising a wastewater adjusting tank (1), a NaOH alkali adjusting tank (2), a lime reaction tank (3), a coagulation tank (4), a sedimentation tank (5), an intermediate water tank (6), a multi-medium filter tank (7), an ion exchange resin tank (8) and a plate-and-frame filter press (9) which are connected in sequence;
the system comprises a wastewater adjusting tank (1), a raw water feeding pipe (10) is connected to the wastewater adjusting tank (1), a first ammonia nitrogen online monitor (11) and a first total phosphorus online analyzer (12) are arranged on the wastewater adjusting tank (1), and the wastewater adjusting tank (1) is communicated to a NaOH alkali adjusting tank (2) through a pipeline;
a NaOH dosing device (13) is arranged on the NaOH alkali adjusting tank (2), and the NaOH alkali adjusting tank (2) is connected to the lime reaction tank (3) through a pipeline;
a lime feeding device (14) is arranged on the lime reaction tank (3), a first pH online detector (15) and a second pH online detector (16) are respectively arranged on the NaOH alkali adjusting tank (2) and the lime reaction tank (3), and the lime reaction tank (3) is connected to the coagulation tank (4) through a pipeline;
a PAC/PAM feeding device (17) is arranged on the coagulation tank (4), the coagulation tank (4) is connected to a sedimentation tank (5) through a pipeline, and the sedimentation tank (5) is connected to an intermediate water tank (6) through a pipeline;
the middle water pool (6) is provided with H2SO4The feeding device (18) and the third pH on-line detector (22), the effluent of the intermediate water tank (6) is connected to the multi-media filter (7) and the ion exchange resin tank (8) in sequence through pipelines;
be equipped with second ammonia nitrogen on-line monitoring appearance (20) and total phosphorus on-line analysis appearance (21) of second on ion exchange resin jar (8), still be equipped with quality of water drain pipe (23) up to standard and mud discharge pipe (19) on ion exchange resin jar (8), mud discharge pipe (19) are connected to plate and frame filter press (9), mud that mud discharge pipe (19) discharged gets into plate and frame filter press (9) and transports outward after the filter-pressing dehydration.
2. The high-concentration phosphogypsum slag yard wastewater treatment system according to claim 1, characterized in that stirring devices are arranged in the wastewater adjusting tank (1), the NaOH alkali adjusting tank (2), the lime reaction tank (3), the coagulation tank (4) and the intermediate water tank (6).
3. The high-concentration phosphogypsum slag yard wastewater treatment system according to claim 1, characterized in that liquid delivery pumps are arranged on each pipeline connecting the wastewater adjusting tank (1), the NaOH alkali adjusting tank (2), the lime reaction tank (3), the coagulation tank (4), the sedimentation tank (5), the intermediate water tank (6), the multi-medium filter tank (7) and the ion exchange resin tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666627.9U CN209890405U (en) | 2019-05-10 | 2019-05-10 | High concentration ardealite slag yard effluent disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666627.9U CN209890405U (en) | 2019-05-10 | 2019-05-10 | High concentration ardealite slag yard effluent disposal system |
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| Publication Number | Publication Date |
|---|---|
| CN209890405U true CN209890405U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920666627.9U Expired - Fee Related CN209890405U (en) | 2019-05-10 | 2019-05-10 | High concentration ardealite slag yard effluent disposal system |
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| CN (1) | CN209890405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113121035A (en) * | 2020-12-13 | 2021-07-16 | 中南民族大学 | Treatment device and treatment method for recycling phosphogypsum leachate |
-
2019
- 2019-05-10 CN CN201920666627.9U patent/CN209890405U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113121035A (en) * | 2020-12-13 | 2021-07-16 | 中南民族大学 | Treatment device and treatment method for recycling phosphogypsum leachate |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 Termination date: 20210510 |