CN110937643A - System for intelligently controlling dosage in heavy metal-containing wastewater treatment - Google Patents
System for intelligently controlling dosage in heavy metal-containing wastewater treatment Download PDFInfo
- Publication number
- CN110937643A CN110937643A CN201911175863.1A CN201911175863A CN110937643A CN 110937643 A CN110937643 A CN 110937643A CN 201911175863 A CN201911175863 A CN 201911175863A CN 110937643 A CN110937643 A CN 110937643A
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- water quality
- flow sensor
- heavy metal
- analyzer
- dosage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
Abstract
The invention relates to the technical field of wastewater treatment, in particular to a system for intelligently controlling the dosage in heavy metal-containing wastewater treatment, which comprises a first automatic water quality analyzer, a first flow sensor, a reaction tank, a second automatic water quality analyzer, a first electric valve and a second flow sensor which are sequentially connected; the backflow branch is connected between the second automatic water quality analyzer and the first electric valve; the backflow branch is sequentially provided with a second electric valve and a third flow sensor; the device also comprises a medicament dosing pump connected with the reaction tank; the intelligent control system is respectively in signal connection with the first water quality automatic analyzer, the second water quality automatic analyzer, the flow sensor and the medicament dosing pump. The system can change along with the fluctuation of the heavy metal content in the wastewater when the dosage is controlled, and on the premise of ensuring the effluent quality, the waste of the medicament is reduced, so that the sludge production is reduced, the manual misjudgment rate is reduced, the efficiency is high, and the labor is saved.
Description
Technical Field
The invention relates to the technical field of wastewater treatment, in particular to a system for intelligently controlling the dosage in heavy metal-containing wastewater treatment.
Background
In the wastewater treatment in the prior art, a water quality online detector for detecting SS, phosphate and heavy metals is used. However, the online water quality detectors in the prior art cannot detect a real-time value in time, and the detection data all have a time delay problem, for example, the online TP and heavy metal detection in the prior art is delayed by about 1 hour. The delay of the detection data can not immediately guide the adjustment of the dosage, and can cause the waste or the deficiency of the medicament, and further can cause the generation of redundant sludge or the substandard water quality.
Disclosure of Invention
The invention aims to provide a system for intelligently controlling the dosage in heavy metal-containing wastewater treatment, aiming at overcoming the defects of the prior art, and the system for intelligently controlling the dosage in heavy metal-containing wastewater treatment can reduce the dosage, further reduce the sludge production, reduce the manual misjudgment rate, and is efficient and labor-saving.
In order to achieve the purpose, the invention adopts the following technical scheme:
the system for intelligently controlling the dosage in the heavy metal-containing wastewater treatment comprises a first water quality automatic analyzer, a first flow sensor, a reaction tank, a second water quality automatic analyzer, a first electric valve and a second flow sensor which are sequentially connected;
the backflow branch is connected between the second automatic water quality analyzer and the first electric valve; the backflow branch is sequentially provided with a second electric valve and a third flow sensor; the outflow end of the reflux branch is connected with the reaction tank;
the device also comprises a medicament dosing pump which is connected with the reaction tank and used for dosing the reaction tank;
the intelligent control system is respectively in signal connection with the first water quality automatic analyzer, the second water quality automatic analyzer, the reagent dosing pump, the first flow sensor, the second flow sensor and the third flow sensor;
the first automatic water quality analyzer detects and analyzes the heavy metal concentration and the waste water flow of inlet water, and the second automatic water quality analyzer detects and analyzes the heavy metal concentration and the waste water flow of outlet water;
the intelligent control system automatically adjusts the dosage of the medicament dosing pump according to the concentration data and the flow of inlet water and outlet water.
The reaction tank is provided with a liquid level sensor, and the liquid level sensor is in signal connection with the intelligent control system.
And a water inlet pipeline is connected between the first automatic water quality analyzer and the reaction tank.
The first flow sensor is arranged on the water inlet pipeline.
And a water outlet pipeline is connected between the reaction tank and the second flow sensor.
The second automatic water quality analyzer and the first electric valve are arranged on the water outlet pipeline.
The backflow branch is set as a backflow water pipe.
The intelligent control system comprises a cloud control platform and a computer, wherein the computer is respectively in signal connection with the first water quality automatic analyzer, the second water quality automatic analyzer, the medicament dosing pump, the first flow sensor, the second flow sensor and the third flow sensor.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention provides a system for intelligently controlling the dosage in heavy metal-containing wastewater treatment, which comprises a first water quality automatic analyzer, a first flow sensor, a reaction tank, a second water quality automatic analyzer, a first electric valve and a second flow sensor which are sequentially connected; the backflow branch is connected between the second automatic water quality analyzer and the first electric valve; the backflow branch is sequentially provided with a second electric valve and a third flow sensor; the outflow end of the reflux branch is connected with the reaction tank; the device also comprises a medicament dosing pump which is connected with the reaction tank and used for dosing the reaction tank; the intelligent control system is respectively in signal connection with the first water quality automatic analyzer, the second water quality automatic analyzer and the medicament dosing pump. Because the reaction tank is arranged, the reaction tank can play a role in storage and time delay, and the delay time can be just offset, so measured data come out before entering the reaction tank, and the dosage can be guided according to the water quality data of the first water quality automatic analyzer and the second water quality automatic analyzer, the dosage can be reduced by 10-40%, and the sludge can be reduced by 10-40%. Therefore, the system for intelligently controlling the dosing amount in the heavy metal-containing wastewater treatment can change along with the fluctuation of the heavy metal content in the wastewater when controlling the dosing amount, reduce the waste of reagents on the premise of ensuring the effluent quality, further reduce the sludge production amount, reduce the manual misjudgment rate, and is efficient and labor-saving.
(2) The invention provides a system for intelligently controlling the dosage in heavy metal-containing wastewater treatment, which is characterized in that the data of a first water quality automatic analyzer and a second water quality automatic analyzer which are on line in common by an intelligent control system and the data of a first flow sensor, a second flow sensor, a third flow sensor and a liquid level sensor can be calculated to obtain the corresponding water quality data of a reaction tank, and the dosage of a medicament dosing pump is controlled according to the data.
(3) The system for intelligently controlling the dosage in the treatment of the wastewater containing the heavy metals, which is provided by the invention, has the characteristics of simple structure, low production cost and suitability for large-scale production.
Drawings
FIG. 1 is a schematic structural diagram of a system for intelligently controlling the dosage in heavy metal-containing wastewater treatment according to the invention.
Reference numerals:
a first automatic water quality analyzer 1;
a first flow sensor 2;
a reaction tank 3;
a second automatic water quality analyzer 4;
a first electrically operated valve 5;
a second flow sensor 6;
a return branch 7;
a second electrically operated valve 8;
a third flow sensor 9;
a medicine quantitative pump 10;
a liquid level sensor 11;
a water inlet pipe 12;
an outlet conduit 13;
a cloud control platform 14;
and a computer 15.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more apparent, the present invention is further described in detail below with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The system for intelligently controlling the dosage in the heavy metal-containing wastewater treatment comprises a first automatic water quality analyzer 1, a first flow sensor 2, a reaction tank 3, a second automatic water quality analyzer 4, a first electric valve 5 and a second flow sensor 6 which are connected in sequence; the automatic water quality analyzer also comprises a return branch 7 connected between the second automatic water quality analyzer 4 and the first electric valve 5; the return branch 7 is sequentially provided with a second electric valve 8 and a third flow sensor 9; the outflow end of the reflux branch 7 is connected with the reaction tank 3; the device also comprises a medicament dosing pump 10 which is connected with the reaction tank 3 and is used for adding medicaments into the reaction tank 3; the system is characterized by further comprising an intelligent control system, wherein the intelligent control system is respectively in signal connection with the first water quality automatic analyzer 1, the second water quality automatic analyzer 4, the reagent dosing pump 10, the first flow sensor 2, the second flow sensor 6 and the third flow sensor 9; wherein, the first water quality automatic analyzer 1 detects and analyzes the heavy metal concentration and the waste water flow of the inlet water, and the second water quality automatic analyzer 4 detects and analyzes the heavy metal concentration and the waste water flow of the outlet water; the intelligent control system automatically adjusts the dosage of the medicament dosing pump 10 according to the concentration data and the flow of the inlet water and the outlet water.
In this embodiment, the reaction tank 3 is provided with a liquid level sensor 11, and the liquid level sensor 11 is in signal connection with the intelligent control system.
In this embodiment, a water inlet pipe 12 is connected between the first automatic water quality analyzer 1 and the reaction tank 3.
In this embodiment, the first flow sensor 2 is disposed on the water inlet pipe 12 and is configured to detect flow data of the water inlet pipe 12.
In this embodiment, a water outlet pipe 13 is connected between the reaction tank 3 and the second flow sensor 6.
In this embodiment, the second automatic water quality analyzer 4 and the first electrically operated valve 5 are disposed in the water outlet pipe 13.
In this embodiment, the return branch 7 is a return water pipe.
In this embodiment, the intelligent control system includes a cloud control platform 14 and a computer 15, and the computer 15 is connected with the first automatic water quality analyzer 1, the second automatic water quality analyzer 4, the reagent dosing pump 10, the first flow sensor 2, the second flow sensor 6, and the third flow sensor 9 through signals.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911175863.1A CN110937643A (en) | 2019-11-26 | 2019-11-26 | System for intelligently controlling dosage in heavy metal-containing wastewater treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911175863.1A CN110937643A (en) | 2019-11-26 | 2019-11-26 | System for intelligently controlling dosage in heavy metal-containing wastewater treatment |
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| Publication Number | Publication Date |
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| CN110937643A true CN110937643A (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911175863.1A Pending CN110937643A (en) | 2019-11-26 | 2019-11-26 | System for intelligently controlling dosage in heavy metal-containing wastewater treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113023962A (en) * | 2020-08-12 | 2021-06-25 | 四川润邦利泰科技有限公司 | Intelligent treatment device and treatment method for inorganic heavy metal waste liquid |
| CN119285041A (en) * | 2024-12-12 | 2025-01-10 | 杭州回水科技股份有限公司 | A system and method for recycling pickling waste liquid |
Citations (4)
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| CN101244860A (en) * | 2008-03-28 | 2008-08-20 | 北京清大国华环保科技有限公司 | Extremely-high concentration multi-species heavy metal waste liquid treatment method and apparatus |
| CN206872498U (en) * | 2017-02-23 | 2018-01-12 | 深圳市水务科技有限公司 | Sewage treatment drug dosing system and sewage disposal system |
| CN108083363A (en) * | 2018-02-02 | 2018-05-29 | 安徽江淮汽车集团股份有限公司 | Waste water treatment system |
| CN209554809U (en) * | 2018-10-11 | 2019-10-29 | 湖南大唐节能科技有限公司 | A kind of wastewater treatment special intelligent chemicals dosing plant |
-
2019
- 2019-11-26 CN CN201911175863.1A patent/CN110937643A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101244860A (en) * | 2008-03-28 | 2008-08-20 | 北京清大国华环保科技有限公司 | Extremely-high concentration multi-species heavy metal waste liquid treatment method and apparatus |
| CN206872498U (en) * | 2017-02-23 | 2018-01-12 | 深圳市水务科技有限公司 | Sewage treatment drug dosing system and sewage disposal system |
| CN108083363A (en) * | 2018-02-02 | 2018-05-29 | 安徽江淮汽车集团股份有限公司 | Waste water treatment system |
| CN209554809U (en) * | 2018-10-11 | 2019-10-29 | 湖南大唐节能科技有限公司 | A kind of wastewater treatment special intelligent chemicals dosing plant |
Non-Patent Citations (1)
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| 曾郴林等: "《工业废水处理工程设计实例》", 31 January 2017 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113023962A (en) * | 2020-08-12 | 2021-06-25 | 四川润邦利泰科技有限公司 | Intelligent treatment device and treatment method for inorganic heavy metal waste liquid |
| CN119285041A (en) * | 2024-12-12 | 2025-01-10 | 杭州回水科技股份有限公司 | A system and method for recycling pickling waste liquid |
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