CN212356945U - Dephosphorization adds medicine intelligence control system - Google Patents
Dephosphorization adds medicine intelligence control system Download PDFInfo
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- CN212356945U CN212356945U CN202020926345.0U CN202020926345U CN212356945U CN 212356945 U CN212356945 U CN 212356945U CN 202020926345 U CN202020926345 U CN 202020926345U CN 212356945 U CN212356945 U CN 212356945U
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Abstract
The utility model discloses a dephosphorization adds medicine intelligence control system, including intelligent control terminal, dephosphorization facility, frequency conversion charge device, the dephosphorization facility is including the water inlet that communicates in proper order, the biochemical pond of A2O, the distribution well, the delivery port, frequency conversion charge device and distribution well intercommunication to establish at the exit of offeing medicine and add the medicine flowmeter, the water inlet department establishes the total phosphorus on-line analysis appearance of import, import water flowmeter, the total phosphorus analysis appearance of delivery port department establishes water, the export water flowmeter, the exit in the biochemical pond of A2O is equipped with the total phosphorus analysis appearance of biochemical export. The dephosphorization agent-adding intelligent control system can fully utilize the effect of biological dephosphorization, realize the sewage treatment of firstly carrying out biological dephosphorization and then carrying out chemical auxiliary dephosphorization, reduce the agent addition, reduce the cost, achieve the purpose of saving most, and improve the safety and the stability of effluent.
Description
Technical Field
The utility model relates to a sewage prevention and treatment technical field especially relates to a dephosphorization adds medicine intelligence control system.
Background
The phosphorus contained in the domestic sewage mainly comes from the following sources: excrement from sewer pipes, discarded food, and other various detergents. If the sewage is not treated with phosphorus with high content, eutrophication of the water body is easily caused, and serious pollution is brought. Therefore, the introduction of the related phosphorus removal process in the sewage treatment is very important. At present, the main methods for removing phosphorus from municipal domestic sewage comprise a chemical phosphorus removal method, a biological phosphorus removal method and an artificial wetland technology.
Chemical phosphorus removal is a method for removing phosphorus in sewage by using positive ions in a chemical reagent to react with phosphorus in the wastewater to generate precipitates. The chemical method can effectively remove phosphorus, but generates a large amount of chemical sludge which is difficult to dispose, so that the application range of the chemical sludge is limited.
The biological phosphorus removal is to remove phosphorus by using the consumption of microorganisms and removing excess sludge, the effluent treated by a sewage treatment plant needs to reach the first-class A discharge standard, and the Total Phosphorus (TP) concentration of the effluent is less than 0.5 mg/L. The range of the effluent of biological phosphorus removal is generally 0.3-1.5 mg/L, and the effluent can not stably reach the first-class A standard, so that chemical auxiliary phosphorus removal is needed.
Therefore, there is a need to develop an intelligent control system for phosphorus removal and dosing, which can perform biological phosphorus removal first and then perform chemical-assisted phosphorus removal.
Disclosure of Invention
An object of the utility model is to provide a dephosphorization adds medicine intelligence control system, this dephosphorization adds medicine intelligence control system can make full use of the effect of biological dephosphorization, realizes carrying out biological dephosphorization earlier, and the sewage treatment of chemical auxiliary dephosphorization is carried out to the back, reduces and adds the medicine, and reduce cost reaches the purpose of saving most, improves the security and the stability of water.
The technical scheme is as follows:
the dephosphorization and dosing intelligent control system comprises an intelligent control terminal, a dephosphorization facility and a variable-frequency dosing device, wherein the dephosphorization facility comprises a water inlet, an A2/O biochemical pool, a distribution well and a water outlet which are sequentially communicated, a dosing outlet of the variable-frequency dosing device is communicated with the distribution well, a dosing flowmeter is arranged at the dosing outlet, an inlet total phosphorus online analyzer and an inlet water flowmeter are arranged at the water inlet, an outlet total phosphorus analyzer and an outlet water flowmeter are arranged at the water outlet, a biochemical outlet total phosphorus analyzer is arranged at the outlet of the A2/O biochemical pool, and the dosing flowmeter, the inlet total phosphorus online analyzer, the inlet water flowmeter, the biochemical outlet total phosphorus analyzer, the outlet water flowmeter and the variable-frequency dosing device are respectively and electrically connected with the intelligent control terminal.
The variable-frequency dosing device comprises a variable-frequency dosing pump, a dosing pipeline and a dosing container for conveying a dosing material to the variable-frequency dosing pump, the variable-frequency dosing pump is communicated with the distribution well through the dosing pipeline, and the dosing flowmeter is installed in the dosing pipeline and electrically connected with the intelligent control terminal.
The variable-frequency dosing pump comprises two frequency converters and a dosing pump, and the dosing pump is electrically connected with the intelligent control terminal through the two frequency converters in parallel.
The frequency converter adopts an abb frequency converter.
The dosing flowmeter adopts a high-precision flowmeter of Keynes.
The medicine material is an aluminum sulfate medicament.
The dephosphorization facility also comprises a secondary sedimentation tank, and the outlet of the distribution well is communicated with the water outlet through the secondary sedimentation tank.
The dephosphorization facility also comprises a sand filtering tank, and the secondary sedimentation tank is communicated with the water outlet through the sand filtering tank.
The dephosphorization facility also comprises a disinfection tank, and the sand filtering tank is communicated with the water outlet through the disinfection tank.
The advantages or principles of the invention are explained below:
1. the utility model provides a dephosphorization adds medicine intelligence control system, including intelligent control terminal, the dephosphorization facility, the frequency conversion charge device, the dephosphorization facility includes the water inlet that communicates in proper order, the biochemical pond of A2O, the distribution well, the delivery port, during the use, the water source that treats dephosphorization gets into the biochemical pond of A2O earlier and carries out biological dephosphorization, adopt A2O biochemical treatment technology to carry out primary dephosphorization and then get into the distribution well, intelligent control terminal is through the total phosphorus content of import on-line analysis appearance, the import water flowmeter, the total phosphorus analysis appearance of biochemical export, the total phosphorus analysis appearance of play water, the total phosphorus content of export water flowmeter gathers the total phosphorus content of intaking, the discharge of intake water, the total phosphorus content of the export of A2O biochemical pond, the total phosphorus content of play water, the discharge of play water, and calculate the throwing according to the data accurate medicine volume of gathering, rethread frequency conversion charge device accurate medicine carries out secondary chemical dephosphorization to the distribution well, adjusting the dosing in real time according to the acquired data; the phosphorus removal and dosing intelligent control system can monitor total phosphorus of effluent of a biochemical tank in real time, accurately dose a phosphorus removal agent by taking experimental equivalent as a basis, fully utilize the effect of biological phosphorus removal, realize the sewage treatment of firstly carrying out biological phosphorus removal and then carrying out chemical auxiliary phosphorus removal, reduce dosing, reduce cost, achieve the purpose of saving most, and improve the safety and stability of effluent.
2. The utility model discloses a frequency conversion charge device includes frequency conversion dosing pump, adds the medicine pipeline and sends the medicine material to the medicine container that frequency conversion dosing pump, but frequency conversion dosing pump will add the medicine material variable frequency regulation in the medicine container and send to the distribution well to with adding the medicine flowmeter real-time supervision and adding the medicine volume, realize accurate medicine.
3. The utility model discloses a frequency conversion dosing pump sets up two parallelly connected converters, and two way converters realize one with one and are equipped with, the shut down risk of falling end.
4. The utility model discloses a converter adopts the abb converter, and abb dedicated pump machine converter makes control more smooth, more accurate.
5. The utility model discloses a add the medicine flowmeter and adopt the high accuracy flowmeter of kirschner, kirschner high accuracy flowmeter (0.1L/min), use two ultrasonic technology, solve traditional ultrasonic wave flow sensor and exist the unstable situation of control easily.
6. Preferably, the medicine material of the utility model is an aluminum sulfate medicament, which improves the dephosphorization effect.
7. The utility model discloses a dephosphorization facility still includes two heavy ponds, and two heavy ponds's effect is mainly to make mud separation, makes mixed liquid clarification, concentration and backward flow activated sludge.
8. The utility model discloses a dephosphorization facility still includes the sand filtering basin, and the suspended particle that the secondary sedimentation tank failed to deposit completely can be got rid of to the sand filtering basin, and the sand filtering basin also all has certain removal effect to turbidity, phosphorus, heavy metal, bacterium, virus and other materials. Ensuring that the final effluent index reaches the relevant national discharge standard.
9. The utility model discloses a dephosphorization facility is still including disinfecting the pond, and the sewage after the dephosphorization is through the disinfection of disinfection pond, can effectively kill pathogenic microorganism such as bacterium, escherichia coli, virus in the aquatic, and the water after the processing is clear and transparent, and odorless, bacterium number and escherichia coli number all can accord with national sewage discharge standard.
Drawings
FIG. 1 is a block diagram of the phosphorus removal and drug addition intelligent control system of the embodiment of the present invention.
Description of reference numerals:
10. the system comprises an intelligent control terminal, 20, a phosphorus removal facility, 21, an A2/O biochemical pool, 22, a distribution well, 23, a secondary sedimentation pool, 24, a sand filtering pool, 25, a disinfection pool, 30, a variable-frequency dosing device, 31, a variable-frequency dosing pump, 32, a dosing container, 41, a dosing flowmeter, 42, an inlet total phosphorus online analyzer, 43, an inlet water flowmeter, 44, an outlet total phosphorus analyzer, 45, an outlet water flowmeter, 46 and a biochemical outlet total phosphorus analyzer.
Detailed Description
The following describes embodiments of the present invention in detail.
Referring to fig. 1, the utility model provides an intelligent control system for phosphorus removal and drug addition, which comprises an intelligent control terminal 10, a phosphorus removal facility 20 and a variable frequency drug adding device 30, wherein the phosphorus removal facility 20 comprises a water inlet, an A2/O biochemical pool 21, a distribution well 22 and a water outlet which are sequentially communicated, the drug adding outlet of the variable frequency drug adding device 30 is communicated with the distribution well 22, and a dosing flow meter 41 is arranged at the dosing outlet, an inlet total phosphorus on-line analyzer 42 and an inlet water flow meter 43 are arranged at the water inlet, an outlet total phosphorus analyzer 44 and an outlet water flow meter 45 are arranged at the water outlet, a biochemical outlet total phosphorus analyzer 46 is arranged at the outlet of the A2/O biochemical pool 21, and the dosing flow meter 41, the inlet total phosphorus on-line analyzer 42, the inlet water flow meter 43, the biochemical outlet total phosphorus analyzer 46, the outlet total phosphorus analyzer 44, the outlet water flow meter 45 and the frequency conversion device 30 are respectively and electrically connected with the intelligent control terminal 10.
When the device is used, a water source to be subjected to dephosphorization treatment firstly enters the A2/O biochemical pool 21 for biological dephosphorization, and then enters the distribution well 22 after primary dephosphorization is carried out by adopting an A2/O biochemical treatment process, the intelligent control terminal 10 respectively collects the total phosphorus content of inlet water, the water flow of inlet water, the total phosphorus content of the outlet of the A2/O biochemical pool 21, the total phosphorus content of outlet water and the water flow of outlet water through the inlet total phosphorus on-line analyzer 42, the inlet water flow meter 43, the biochemical outlet total phosphorus analyzer 46, the outlet water total phosphorus analyzer 44 and the outlet water flow meter 45, accurately calculates the adding dosage according to the collected data, accurately adds the medicine to the distribution well 22 through the variable-frequency medicine adding device 30 for secondary chemical dephosphorization, and adjusts the medicine adding in real time according to the collected data; the phosphorus removal and dosing intelligent control system can monitor total phosphorus of effluent of a biochemical tank in real time, accurately dose a phosphorus removal agent by taking experimental equivalent as a basis, fully utilize the effect of biological phosphorus removal, realize the sewage treatment of firstly carrying out biological phosphorus removal and then carrying out chemical auxiliary phosphorus removal, reduce dosing, reduce cost, achieve the purpose of saving most, and improve the safety and stability of effluent.
Wherein, frequency conversion charge device 30 includes frequency conversion dosing pump 31, adds the medicine pipeline and sends the medicine material to frequency conversion dosing pump 31 add medicine container 32, and frequency conversion dosing pump 31 is through adding medicine pipeline and distribution well 22 intercommunication, adds medicine flowmeter 41 and installs in adding the medicine pipeline to with intelligent control terminal 10 electric connection. The variable-frequency dosing pump 31 can regulate and send the medicine in the medicine adding container 32 to the distribution well 22 in a variable-frequency mode, the medicine adding amount is monitored in real time through the medicine adding flow meter 41, and accurate medicine adding is achieved.
The variable-frequency dosing pump 31 comprises two frequency converters and a dosing pump, and the dosing pump is electrically connected with the intelligent control terminal 10 through the two frequency converters in parallel. Two way converters realize one-use one-standby and reduce the shutdown risk.
Preferably, the frequency converter adopts an abb frequency converter and a abb special pump frequency converter, so that the control is smoother and more accurate.
Preferably, the dosing flowmeter 41 is a high-precision flowmeter of kirschner. A high-precision flowmeter (0.1L/min) of Keynes uses a double-ultrasonic technology, and solves the problem that a traditional ultrasonic flow sensor is easy to monitor unstably.
Preferably, the drug is an aluminum sulfate drug. Improving the dephosphorization effect.
The utility model discloses a dephosphorization facility 20 still includes two heavy ponds 23, sand filtering basin 24, disinfection pond 25, and the export of distribution well 22 loops through two heavy ponds 23, sand filtering basin 24, disinfection pond 25 and delivery port intercommunication. The secondary sedimentation tank 23 mainly functions to separate sludge, clarify, concentrate, and reflux the mixed liquor with activated sludge. The sand filtering tank 24 can remove suspended particles which are not completely precipitated in the secondary sedimentation tank 23, and the sand filtering tank 24 also has a certain removing effect on turbidity, phosphorus, heavy metals, bacteria, viruses and other substances. Ensuring that the final effluent index reaches the relevant national discharge standard. The dephosphorized sewage is disinfected in the disinfection tank 25, pathogenic microorganisms such as bacteria, escherichia coli, viruses and the like in the water can be effectively killed, the treated water is clear and transparent, no odor exists, and both the number of bacteria and the number of escherichia coli can meet the national sewage discharge standard.
The above are only specific embodiments of the present invention, and the protection scope of the present invention is not limited thereby; any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.
Claims (9)
1. An intelligent control system for dephosphorization and dosing is characterized by comprising an intelligent control terminal, a dephosphorization facility and a variable-frequency dosing device, the dephosphorization facility comprises a water inlet, an A2/O biochemical pool, a distribution well and a water outlet which are sequentially communicated, the chemical feeding outlet of the variable-frequency chemical feeding device is communicated with the distribution well, a dosing flowmeter is arranged at the dosing outlet, an inlet total phosphorus on-line analyzer and an inlet water flowmeter are arranged at the water inlet, the water outlet is provided with a total phosphorus analyzer of outlet water and an outlet water flowmeter, the outlet of the A2/O biochemical pool is provided with a total phosphorus analyzer of biochemical outlet, the dosing flowmeter, the inlet total phosphorus on-line analyzer, the inlet water flowmeter, the biochemical outlet total phosphorus analyzer, the outlet water flowmeter and the variable-frequency dosing device are respectively and electrically connected with the intelligent control terminal.
2. The phosphorus removal and drug feeding intelligent control system of claim 1, wherein the variable frequency drug feeding device comprises a variable frequency drug feeding pump, a drug feeding pipeline and a drug feeding container for feeding drug to the variable frequency drug feeding pump, the variable frequency drug feeding pump is communicated with the distribution well through the drug feeding pipeline, and the drug feeding flow meter is installed in the drug feeding pipeline and is electrically connected with the intelligent control terminal.
3. The intelligent phosphorus removal and dosing control system of claim 2, wherein the variable frequency dosing pump comprises two frequency converters and a dosing pump, and the dosing pump is electrically connected with the intelligent control terminal through the two frequency converters in parallel.
4. The intelligent control system for dephosphorization and dosing according to claim 3, wherein the frequency converter is abb frequency converter.
5. The intelligent phosphorus removal dosing control system of claim 2, wherein the dosing flow meter is a high-precision kirschner flow meter.
6. The intelligent phosphorus removal dosing control system of claim 5, wherein the drug is an aluminum sulfate drug.
7. The intelligent control system for phosphorus removal and dosing as claimed in any one of claims 1 to 6, wherein the phosphorus removal facility further comprises a secondary sedimentation tank, and the outlet of the distribution well is communicated with the water outlet through the secondary sedimentation tank.
8. The intelligent control system for phosphorus removal and dosing as claimed in claim 7, wherein the phosphorus removal facility further comprises a sand filter tank, and the secondary sedimentation tank is communicated with the water outlet through the sand filter tank.
9. The intelligent control system for phosphorus removal and dosing as claimed in claim 8, wherein the phosphorus removal facility further comprises a disinfection tank, and the sand filtration tank is communicated with the water outlet through the disinfection tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926345.0U CN212356945U (en) | 2020-05-27 | 2020-05-27 | Dephosphorization adds medicine intelligence control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926345.0U CN212356945U (en) | 2020-05-27 | 2020-05-27 | Dephosphorization adds medicine intelligence control system |
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| Publication Number | Publication Date |
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| CN212356945U true CN212356945U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020926345.0U Expired - Fee Related CN212356945U (en) | 2020-05-27 | 2020-05-27 | Dephosphorization adds medicine intelligence control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636723A (en) * | 2021-08-20 | 2021-11-12 | 广州市华绿环保科技有限公司 | Dephosphorization of handling domestic sewage adds medicine automated control system |
-
2020
- 2020-05-27 CN CN202020926345.0U patent/CN212356945U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636723A (en) * | 2021-08-20 | 2021-11-12 | 广州市华绿环保科技有限公司 | Dephosphorization of handling domestic sewage adds medicine automated control system |
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| CF01 | Termination of patent right due to non-payment of annual fee |