CN202482119U - Water treatment automatic dosing system - Google Patents
Water treatment automatic dosing system Download PDFInfo
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- CN202482119U CN202482119U CN2012200213678U CN201220021367U CN202482119U CN 202482119 U CN202482119 U CN 202482119U CN 2012200213678 U CN2012200213678 U CN 2012200213678U CN 201220021367 U CN201220021367 U CN 201220021367U CN 202482119 U CN202482119 U CN 202482119U
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- water treatment
- dosing pump
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Abstract
The utility model discloses a water treatment automatic dosing system and aims at providing the water treatment automatic dosing system capable of effectively controlling dosage. The water treatment automatic dosing system comprises a controller, an on-line flow meter, a temperature transmitter, an effluent turbidity meter and a dosing pump, wherein the on-line flow meter, the temperature transmitter, the effluent turbidity meter and the dosing pump are electrically connected with the controller, the dosing pump is connected with a pipeline mixer of a water treatment system, the on-line flow meter and the temperature transmitter are both arranged on a water inlet pipe of the water treatment system, and the effluent turbidity meter is arranged on a water outlet pipe of the water treatment system. The on-line flow meter collects the inlet water flow information and transmits the information to the controller, the temperature transmitter collects the seawater temperature information and transmits the information to the controller, the effluent turbidity meter collects the turbidity information of the water discharged by the water treatment system and transmits the information to the controller, and the controller figures out dosage and controls the dosing pump to dose according to the various received information. The water treatment automatic dosing system applies to seawater and sewage purification treatment equipment.
Description
Technical field
The utility model relates to a kind of water treatment device, especially relates to a kind ofly can effectively controlling the water treatment automatic medicament feeding system that adds dose.
Background technology
In the seawater cleaning system; Aspect the automatic control of unit for treating water link; Coagulation administration is the link of difficulty, because it relates to is a complex physicochemical process, receives a lot of condition effect; But because the critical role of coagulation in water technology, coagulation administration also is the link that people pay close attention to.Though the large-scale or novel water factory of domestic minority has adopted based on fuzzy database; The Fuzzy Expert Control system of modern techniquies such as " alumen ustum " image analysis, pattern recognition; It is further perfect that but these systems also need; And at present domestic majority water treatment enterprise still through artificial experience, see " alumen ustum " thus come roughly to judge that the size that adds dose regulates the metering throw of pump and control and add dose, or the strategy of simple open loop control.Actual operating state proves, both wastes of manpower of this control, material resources, and also because the hysteresis quality that system itself exists makes effluent quality be difficult to satisfy the demand of water inlet.At present, though the dosing process of the high turbidity seawater cleaning of a lot of seawater utilization engineerings has realized the Long-distance Control of dosing pump, a large amount of dosing processes is still accomplished through manpower; Be difficult to satisfy the present situation of turbidity of sea water real-time change on the one hand, make the fluctuation of effluent quality bigger, had a strong impact on the steady running of subsequent treatment process; On the other hand; All be excessive dosing generally speaking, caused the serious waste of medicament, increased the cost of operation.
State Intellectual Property Office of the People's Republic of China discloses Granted publication on March 20th, 1996 and number has been the patent documentation of CN2222713Y; Title is the water treatment chemicals dosing plant; This device partly is made up of dosing basin, dosing pump and whisking appliance etc., it with dosing pump be placed on the dosing basin above.This scheme still needs manual operation, and labor intensive and difficult control add dose.
Summary of the invention
The utility model mainly is solution existing in prior technology labor intensive, adds the unmanageable technical problem of dose, provides a kind of Automatic Dosing, accurate control to add the water treatment automatic medicament feeding system of dose.
The utility model mainly is able to solve through following technical proposals to above-mentioned technical problem: a kind of water treatment automatic medicament feeding system; Comprise unit, online under meter, temperature transmitter, delivery turbidity appearance and dosing pump, said online under meter, temperature transmitter, delivery turbidity appearance and dosing pump all are electrically connected with said unit respectively.Dosing pump is connected with the line mixer of water treatment system, and online under meter, temperature transmitter all are arranged on the water inlet pipe place of water treatment system, and the delivery turbidity appearance is arranged on the rising pipe place of water treatment system.Online under meter is gathered flooding velocity information and is passed to unit.Temperature transmitter is gathered the temperature information of seawater and is passed to unit.The turbidity information of the water that delivery turbidity appearance collection water treatment system is discharged also passes to unit.Unit goes out to add dose through each item information calculations that receives and controls dosing pump and carry out dosing.
As preferably, said dosing pump is electrically connected with said unit through stroke adjuster.
As preferably, said dosing pump is electrically connected with said unit through frequency transformer.Unit is through stroke adjuster and the work of Frequency Converter Control dosing pump.
As preferably; Said stroke adjuster, said frequency transformer and said dosing pump all have two; First dosing pump is electrically connected with unit through first stroke adjuster and first frequency transformer respectively, and second dosing pump is electrically connected with unit through second stroke adjuster and second frequency transformer respectively.Two dosing pumps can have stronger processing power.
The beneficial effect that the utility model brings is, realized the automatic control of dosing fully, but great amount of manpower and material resources have been saved in adding dose and satisfying the requirement of effluent quality of real-time regulation system; Adopt the feed forward control method of flow and temperature variation; The rear feed closed-loop control that turbidity changes has remedied the feedforward open loop and has controlled the insufficient while by way of compensation, makes the control of turbidity more meet the design requirements of engineering; Guarantee effluent quality, make system have better dosing effect.
Description of drawings
Fig. 1 is a kind of module map of the utility model;
Among the figure: 1, unit, 2, online under meter, 3, temperature transmitter, 4, the delivery turbidity appearance, 5, first stroke adjuster, 6, first frequency transformer, 7, second stroke adjuster, 8, second frequency transformer, 9, first dosing pump, 10, second dosing pump.
Embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
Embodiment: a kind of water treatment automatic medicament feeding system of present embodiment; As shown in Figure 1, comprise unit 1, online under meter 2, temperature transmitter 3, delivery turbidity appearance 4, first stroke adjuster 5, first frequency transformer 6, second stroke adjuster 7, second frequency transformer 8, first dosing pump 9 and second dosing pump 10.Online under meter 2, temperature transmitter 3 are connected unit 1 respectively with delivery turbidity appearance 4.First dosing pump 9 is connected with unit 1 with first frequency transformer 6 through first stroke adjuster 5 respectively.Second dosing pump 10 is connected with unit 1 with second frequency transformer 8 through second stroke adjuster 7 respectively.Unit 1 is the PLC circuit control panel.
When system moves; Online under meter 2 and temperature transmitter 3 pass to unit 1 with the live signal of flow and temperature; Unit 1 calculates two stroke sizes that dosing pump is required; And signal passed to first stroke adjuster 5 and second stroke adjuster 7, and control the dose that adds of first dosing pump 9 and second dosing pump 10, realize that the feedforward open loop of flow and temperature is controlled.The control of turbidity then is to control through the rear feed of delivery turbidity appearance 4 to realize; Delivery turbidity appearance 4 is given unit 1 with signal feedback; Unit 1 is relatively set the size of delivery turbidity and actual delivery turbidity, thereby calculates the size of first frequency transformer 6 and the 7 needs adjustings of second frequency transformer, and wave is sent to the frequency transformer of two dosing pumps; Control adds dose, the automatic control of completion system operation.
Although this paper has used terms such as unit, online under meter, frequency transformer morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (4)
1. water treatment automatic medicament feeding system; It is characterized in that; Comprise unit, online under meter, temperature transmitter, delivery turbidity appearance and dosing pump, said online under meter, temperature transmitter, delivery turbidity appearance and dosing pump all are electrically connected with said unit respectively.
2. water treatment automatic medicament feeding system according to claim 1 is characterized in that, said dosing pump is electrically connected with said unit through stroke adjuster.
3. water treatment automatic medicament feeding system according to claim 2 is characterized in that, said dosing pump is electrically connected with said unit through frequency transformer.
4. water treatment automatic medicament feeding system according to claim 3; It is characterized in that; Said stroke adjuster, said frequency transformer and said dosing pump all have two; First dosing pump is electrically connected with unit through first stroke adjuster and first frequency transformer respectively, and second dosing pump is electrically connected with unit through second stroke adjuster and second frequency transformer respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200213678U CN202482119U (en) | 2012-01-18 | 2012-01-18 | Water treatment automatic dosing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200213678U CN202482119U (en) | 2012-01-18 | 2012-01-18 | Water treatment automatic dosing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202482119U true CN202482119U (en) | 2012-10-10 |
Family
ID=46956558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200213678U Expired - Fee Related CN202482119U (en) | 2012-01-18 | 2012-01-18 | Water treatment automatic dosing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202482119U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489610A (en) * | 2017-10-19 | 2017-12-19 | 王树伟 | Multichannel precision measures apparatus for controlling pump and its measurement control method |
| CN111472967A (en) * | 2020-04-08 | 2020-07-31 | 中国石油天然气股份有限公司 | Automatic discharge capacity adjusting system and method for dosing pump |
-
2012
- 2012-01-18 CN CN2012200213678U patent/CN202482119U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489610A (en) * | 2017-10-19 | 2017-12-19 | 王树伟 | Multichannel precision measures apparatus for controlling pump and its measurement control method |
| CN111472967A (en) * | 2020-04-08 | 2020-07-31 | 中国石油天然气股份有限公司 | Automatic discharge capacity adjusting system and method for dosing pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20150118 |
|
| EXPY | Termination of patent right or utility model |