CN108490994A - A kind of water-saving control circuit of perseverance concentration electrolysis - Google Patents
A kind of water-saving control circuit of perseverance concentration electrolysis Download PDFInfo
- Publication number
- CN108490994A CN108490994A CN201810105050.4A CN201810105050A CN108490994A CN 108490994 A CN108490994 A CN 108490994A CN 201810105050 A CN201810105050 A CN 201810105050A CN 108490994 A CN108490994 A CN 108490994A
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- Prior art keywords
- microcontroller
- concentration
- terminal
- control circuit
- saving control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
- G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
- G05D11/135—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture
- G05D11/138—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture by sensing the concentration of the mixture, e.g. measuring pH value
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
A kind of water-saving control circuit of perseverance concentration electrolysis, including microcontroller, A/D converter, crystal oscillator, photoelectrical coupler, button, digital regulation resistance, field-effect tube, relay and loudspeaker, the present invention utilizes microcontroller internal comparator, setting value is subtracted to the difference of detected value, it is output to digital regulation resistance, digital regulation resistance amplifies this concentration difference signal, and field-effect tube tracks this concentration difference signal, dynamic changes output current size, the final speed for changing copper electrode and copper ion being precipitated.Copper ion concentration automatic adjustment is that the circuit is pioneering.Meanwhile when input channel receives heat transfer temperature difference, temperature signal, microcontroller sends 4 20mA electric currents by program by analog channel, or sends out low and high level, control draining, moisturizing pump valve and heater to heating relay by switch driver.
Description
Technical field
The present invention relates to electricity field more particularly to electrolytic water electric road technique, especially a kind of permanent concentration is electrolysed water-saving control
Circuit processed.
Background technology
Currently known, consumption copper ion can inhibit the growth of bacterium and algae in recirculated water, when copper ion in recirculated water
Constant concentration, can most economically sterilization algae removal in 0.5mg/L.Copper ion source has medicament and cathode copper, in the market all electricity
The circuit board solved in the equipment of copper can not all receive copper ion concentration signal, also can not adjustment online according to concentration, real-time, long-range
Faradaic current size makes in recirculated water copper ion concentration constant in 0.5mg/L to change copper ion speed of separating out.
Currently known, other technological parameters are constant, and tube temperature difference is gradually reduced before and after heat exchanger, can determine whether substantially as knot
Dirt causes, if taking proper descaling method, the temperature difference can be made to go up.After taking medicament or physics scale removal, as long as ensureing scale removal
It is balanced with scale velocity, quantity of exchanged water at this time is minimum.And current technological operation is, no matter the hardness height of water, either
The water that water is still used for a long time just is changed, draining and moisturizing are all arranged to larger definite value.Not occurring currently on the market can root
The veneer circuit of draining moisturizing pump valve is controlled according to heat transfer temperature difference.
Invention content
The purpose of the present invention is to provide a kind of permanent concentration to be electrolysed water-saving control circuit, this permanent concentration electrolysis section
Water management circuit, which will solve circuit board in cathode copper equipment in the prior art, can not receive copper ion concentration signal, can not adjust
Size of current to change copper ion speed of separating out come copper ion concentration in constant circulation water the technical issues of.
This permanent concentration of the present invention is electrolysed water-saving control circuit, including microcontroller, A/D converter, crystal oscillator, light
Electric coupler, button, digital regulation resistance, field-effect tube, relay and loudspeaker include that A/D, D/A turn in the microcontroller
Circuit is changed, microcontroller is internally provided with register and comparator, includes first input end, the second input terminal, in microcontroller
Three input terminals, the 4th input terminal, second output terminal and third output end, wherein the first input end of the microcontroller is connected with
On-off signal terminal and the button, the second input terminal of the microcontroller connect and connect with the A/D conversion circuits
It is connected to six analog amount input channel, the third input terminal connection two-way temperature signal input channel of the microcontroller, ST485 lines
4th input terminal of road transceiver and ethernet communication interface, the microcontroller connects crystal oscillator, digital regulation resistance and institute
The field-effect tube stated is connected, field-effect tube connection electrolysis electrode connecting terminal, the second output terminal of the microcontroller,
Digital regulation resistance is connected with a driving chip, and the driving chip is connected with relay and loudspeaker, driving chip again with institute
The output switch parameter terminal stated is connected.
Further, the third output end of the microcontroller connects LCD driver, the liquid crystal driving
The English liquid crystal display of device connection.
Further, the voltage of the power supply terminal is direct current 24V.
Further, the analog output terminal is the channels simulation output 4-20mA.
The present invention compares with prior art, and effect is positive and apparent.The present invention is compared using microcontroller inside
Setting value is subtracted the difference of detected value by device, is output to digital regulation resistance, and digital regulation resistance amplifies this concentration difference signal, field-effect tube
This concentration difference signal is tracked, dynamic changes output current size, the final speed for changing copper electrode and copper ion being precipitated.Copper ion is dense
Degree automatic adjustment is that the circuit is pioneering.Meanwhile when input channel receives heat transfer temperature difference, temperature signal, microcontroller presses program
4-20mA electric currents are sent by analog channel, or low and high level is sent out to heating relay by switch driver, control draining,
Moisturizing pump valve and heater.The present invention can obtain commercial mainboard and additional electrolysis by deleting, increasing, change part component
Circuit, mainboard carry 24V power supplys, and relay open and close only change itself contact break-make, can wire jumper, can external various control coils,
Mainboard carries the channels simulation output 4-20mA, by（T1-T2）Difference and segmentation aperture/speed control pump valve, be that water-saving field is first
Wound.
Description of the drawings
Fig. 1 is that the permanent concentration of the present invention is electrolysed the connection diagram of water-saving control circuit.
Fig. 2 is that the permanent concentration of the present invention is electrolysed the derivative commercial mainboard connection diagram of water-saving control circuit.
Fig. 3 is that the permanent concentration of the present invention is electrolysed the derivative additional electrolysis circuit connection diagram of water-saving control circuit.
Specific implementation mode
Embodiment 1
As shown in Figure 1, the permanent concentration of the present invention is electrolysed water-saving control circuit, including microcontroller 1, A/D converter 3, crystal oscillation
Device 4, photoelectrical coupler, button 2, digital regulation resistance 5, field-effect tube, relay K5 and loudspeaker, the microcontroller 1 carry A/D,
D/A input and output pins, microcontroller 1 are internally provided with register and comparator, wherein the first input end of the microcontroller 1
The A/D pins connection six analog amount input of connecting valve amount input terminal and button 2,1 second input terminal of the microcontroller is logical
Road（AI1-AI6）, the third input terminal connection temperature signal input channel T1 of the microcontroller 1, temperature input channel T2,
4th input terminal of ST485 line transceivers and ethernet communication interface, the microcontroller 1 connects crystal oscillator 4, number electricity
Position device 5 is connected with the field-effect tube, and the field-effect tube connects electrolysis electrode connecting terminal, the microcontroller 1
Second output terminal, digital regulation resistance 5 are connected with driving chip 6, and driving chip 6 is connected with relay K5 and loudspeaker, the driving
Chip 6 and output switch parameter terminal（DO1-DO4）It is connected.
Further, the third output end of the microcontroller 1 connects LCD driver 7, and the liquid crystal display is driven
Dynamic device 7 connects English liquid crystal display 8.
Further, the voltage of the power supply terminal is direct current 24V.
Further, the analog output terminal is the channels simulation output 4-20mA.
As shown in Fig. 1, industrial master board loading electric box is installed to scene, accesses 220V power supplys, AI1 accesses online copper
Ion detection instrument, electrolysis electrode access platinoid electrode, and setting copper ion keeps a concentration of 0.5mg/L, and AI1 input channels are arranged and are
" electrolysis "；T1, T2 access pipe thermal resistance before and after heat exchanger, and AO1 is connected to drain valve, and AO3 is connected to small pump, and setting T1, T2 are inputted
Channel is " heat exchange ".When detectable concentration is zero, AI1 receives 4mA signals, is converted to 0mg/L, and 0.5mg/L subtracts 0mg/L, meeting
20mA is exported to digital regulation resistance, digital regulation resistance exports maximum voltage driving FET and exports maximum current 1000mA, this
When cathode copper ion velocity it is maximum.When detectable concentration constantly rises, the 0.5mg/L of microcontroller setting subtracts detected value, can export
Ever-reduced electric current can also reduce therewith to digital regulation resistance, digital regulation resistance output voltage, field-effect tube output current
Reduce therewith, due to still there is an electrolysis, copper ion concentration can increase and close to 0.5mg/L.When detectable concentration is 0.5mg/L, AI1
20mA signals are received, microcontroller exports 4mA to digital regulation resistance, and digital regulation resistance is closed, and field-effect tube is stopped.On the spot
Effect pipe exports maximum current 1000mA, and when actual concentrations are unable to reach setting value always, need to add successively the 2nd piece, the 3rd
Block, the 4th piece of additional electrolytic circuit, every piece of electrolytic circuit have independent pin address.
When temperature difference T1-T2 reductions reach the temperature difference the first trigger value of table, can determine whether to start fouling for heat exchanger substantially, at this time
Circuit can send out start descaling equipment signal, and by the corresponding output scheme of the first trigger value export milliampere electric current to AO1 with
AO3, drain valve can adjust aperture, and small pump can regulate the speed, final adjustment cycles of concentration.The 2nd is reached when the temperature difference continues to decline
When trigger value, circuit can be exported by the corresponding output scheme of the 2nd trigger value milliampere electric current to AO1 and AO3...... until because
Scale removal causes the temperature difference to go up, circuit can from the 10th trigger value back to the 9th, the 8th, 7...... trigger methods, eventually settle at
A certain trigger method, it is constant to reach the temperature difference, and fouling is balanced with scale removal.Due to being district drainage moisturizing, all around non-scaling
Under minimum draining moisturizing control and user's drain valve opens maximum small pump and opens maximum and compares, realize under non-scaling
It is optimal water-saving.
As shown in Figure 2 and Figure 3, commercial mainboard loading electric box is installed to scene, accesses 220V power supplys, T1 accesses the Shui nationality
Case thermometer, DO1 are connected to heater contacts device coil, and setting T1 input channels are " heating ".When water temperature is less than setting value, after
Electric appliance K1 connects the contactor coil of heater, and contactor is made to be attracted, and heater resistance wire heating power is connected.When water temperature is higher than
When setting value, relay K1 disconnects contactor coil, and contactor is made to restore, and water temperature small range is realized in heater resistance wire power-off
It is constant.
Energy scene of the invention or remotely located copper ion keep concentration, adjust Faradaic current according to concentration Testing value, simultaneously
Draining, moisturizing pump valve and the veneer circuit for heating relay can also be accurately controlled according to heat transfer temperature difference, temperature signal.The present invention
Circuit module collocation design and according to process practice design Application of Interface, and programming based on command logic, have
Significant progress and novelty.
Claims (4)
1. a kind of perseverance concentration is electrolysed water-saving control circuit, including microcontroller, A/D converter, crystal oscillator, photoelectrical coupler,
Button, digital regulation resistance, field-effect tube, relay and loudspeaker include A/D, D/A conversion circuit in the microcontroller, single
Piece machine is internally provided with register and comparator, include in microcontroller first input end, the second input terminal, third input terminal,
4th input terminal, second output terminal and third output end, it is characterised in that：The first input end of the microcontroller is connected with switch
Amount input terminal and the button, the second input terminal of the microcontroller connect and are connected with the A/D conversion circuits
Six analog amount input channel, the third input terminal connection two-way temperature signal input channel of the microcontroller, ST485 circuits are received
Send out device and ethernet communication interface, the 4th input terminal of the microcontroller connects crystal oscillator, digital regulation resistance with it is described
Field-effect tube is connected, and the field-effect tube connects electrolysis electrode connecting terminal, second output terminal, the number of the microcontroller
Potentiometer is connected with a driving chip, and the driving chip is connected with relay and loudspeaker, driving chip again with it is described
Output switch parameter terminal is connected.
2. perseverance concentration as described in claim 1 is electrolysed water-saving control circuit, it is characterised in that：The third of the microcontroller exports
End connection LCD driver, the LCD driver connect liquid crystal display.
3. perseverance concentration as described in claim 1 is electrolysed water-saving control circuit, it is characterised in that：The voltage of the power supply terminal is
Direct current 24V.
4. perseverance concentration as described in claim 1 is electrolysed water-saving control circuit, it is characterised in that：The analog output terminal is
The channels simulation output 4-20mA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810105050.4A CN108490994A (en) | 2018-02-02 | 2018-02-02 | A kind of water-saving control circuit of perseverance concentration electrolysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810105050.4A CN108490994A (en) | 2018-02-02 | 2018-02-02 | A kind of water-saving control circuit of perseverance concentration electrolysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108490994A true CN108490994A (en) | 2018-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810105050.4A Pending CN108490994A (en) | 2018-02-02 | 2018-02-02 | A kind of water-saving control circuit of perseverance concentration electrolysis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748427A (en) * | 2019-03-12 | 2019-05-14 | 武汉丽辉新技术有限公司 | A kind of control system at multi-functional drinking water station |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1688812A2 (en) * | 2005-02-04 | 2006-08-09 | Air Products and Chemicals, Inc. | In-line gas purity monitoring and control system |
| CN201698237U (en) * | 2010-06-13 | 2011-01-05 | 周良全 | copper ion concentration automatic analysis and control system |
| CN104991579A (en) * | 2015-07-03 | 2015-10-21 | 西安西热水务环保有限公司 | System and method for controlling concentration ratio of open type circulating cooling water system |
| CN206096107U (en) * | 2016-09-27 | 2017-04-12 | 常熟理工学院 | Water quality detecting system based on singlechip |
| CN107287650A (en) * | 2017-08-14 | 2017-10-24 | 江东电子材料有限公司 | A kind of electrolyte automatic regulating system and adjusting method |
-
2018
- 2018-02-02 CN CN201810105050.4A patent/CN108490994A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1688812A2 (en) * | 2005-02-04 | 2006-08-09 | Air Products and Chemicals, Inc. | In-line gas purity monitoring and control system |
| CN201698237U (en) * | 2010-06-13 | 2011-01-05 | 周良全 | copper ion concentration automatic analysis and control system |
| CN104991579A (en) * | 2015-07-03 | 2015-10-21 | 西安西热水务环保有限公司 | System and method for controlling concentration ratio of open type circulating cooling water system |
| CN206096107U (en) * | 2016-09-27 | 2017-04-12 | 常熟理工学院 | Water quality detecting system based on singlechip |
| CN107287650A (en) * | 2017-08-14 | 2017-10-24 | 江东电子材料有限公司 | A kind of electrolyte automatic regulating system and adjusting method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748427A (en) * | 2019-03-12 | 2019-05-14 | 武汉丽辉新技术有限公司 | A kind of control system at multi-functional drinking water station |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210121 Address after: 112600 No. 265, Ling Dong Street, Tieling Economic Development Zone, Tieling, Liaoning Applicant after: Liaoning pitotbar Polytron Technologies Inc. Address before: 201501 room 3356, No.13, Lane 65, Huandong 1st Road, Fengjing town, Jinshan District, Shanghai Applicant before: SHANGHAI QUANYOU ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180904 |