CN112269409A - Intelligent flow type PH control system and use method - Google Patents
Intelligent flow type PH control system and use method Download PDFInfo
- Publication number
- CN112269409A CN112269409A CN202011139494.3A CN202011139494A CN112269409A CN 112269409 A CN112269409 A CN 112269409A CN 202011139494 A CN202011139494 A CN 202011139494A CN 112269409 A CN112269409 A CN 112269409A
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- Prior art keywords
- water
- detection device
- way valve
- detection
- treatment tank
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- 238000000034 method Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 238000001514 detection method Methods 0.000 claims abstract description 91
- 239000000523 sample Substances 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 239000002253 acid Substances 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims abstract 4
- 238000007599 discharging Methods 0.000 claims abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 18
- 230000002378 acidificating effect Effects 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000010306 acid treatment Methods 0.000 claims description 11
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 10
- 229940079593 drug Drugs 0.000 claims description 7
- 230000033228 biological regulation Effects 0.000 claims description 6
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 5
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 5
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims 1
- 239000008235 industrial water Substances 0.000 abstract description 6
- 230000029219 regulation of pH Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000002585 base Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 239000007793 ph indicator Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
Abstract
The invention provides an intelligent flow type PH control system and a use method thereof, relating to the technical field of flow PH regulation. This intelligent continuous-flow PH control system, including industrial control computer, water installations, first PH detection device, first electron three-way valve, acid processing pond, alkaline processing pond, second PH detection device, second electron three-way valve and discharging equipment, the industrial control computer passes through signal line signal connection with first PH detection device, second PH detection device, first electron three-way valve and second electron three-way valve respectively, pass through pipe connection between water installations and first PH detection device's the test probe, lead to water piping connection between first PH detection device's the test probe and the water inlet of first electron three-way valve. The flowing water can be adjusted to the PH value of any value, the adjusting cost is low, the adjustment is intelligent, the PH value of the industrial water is convenient, the industrial water is not polluted by acidity or alkalinity when being discharged, and the invention is environment-friendly and has stronger practicability.
Description
Technical Field
The invention relates to the technical field of water flow PH regulation, in particular to an intelligent flowing type PH control system and a using method thereof.
Background
The hydrogen ion concentration index (hydrogen ion concentration) refers to the ratio of the total number of hydrogen ions in a solution to the amount of total substances. Generally referred to as "pH" rather than "pH value". The hydrogen ion activity index can be determined qualitatively by using pH indicator and pH test paper, and the quantitative pH measurement needs to be performed by using a pH meter
In the prior art, the pH value of water resources has a great influence on human, over-acidic or over-alkaline water sources are harmful to human bodies, most of water resources directly discharged in the existing chemical plants are unqualified in acid and alkali, and the direct discharge can cause water resource pollution or soil pollution in the external environment, so that the water resource pollution is not beneficial to the growth of crops and livestock and the human existence is also not beneficial.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an intelligent flow type PH control system and a use method thereof, and solves the problem that the PH of the discharged water flow cannot be changed.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an intelligent flowing type PH control system comprises an industrial personal computer, a water inlet device, a first PH detection device, a first electronic three-way valve, an acid treatment tank, an alkaline treatment tank, a second PH detection device, a second electronic three-way valve and a discharge device, wherein the industrial personal computer is respectively in signal connection with the first PH detection device, the second PH detection device, the first electronic three-way valve and the second electronic three-way valve through signal lines, the water inlet device is connected with a detection probe of the first PH detection device through a pipe, the detection probe of the first PH detection device is connected with a water inlet of the first electronic three-way valve through a water pipe, two water outlets of the first electronic three-way valve are respectively connected with water inlets of the alkaline treatment tank and the acid treatment tank through water pipes, water outlets of the alkaline treatment tank and the acid treatment tank are respectively connected with the detection probe of the second PH detection device through water pipes, the water inlet of the second electronic three-way valve is connected with the detection probe of the second PH detection device through a water pipe, any one water outlet of the two water outlets of the second electronic three-way valve is connected with the discharge device through a water pipe, and the water outlet of the second electronic three-way valve, which is far away from the discharge device, is connected with the water pipe between the first PH detection device and the first electronic three-way valve through a water pipe.
Preferably, the first PH detection device and the second PH detection device are PH detectors, the positions of the first PH detection device and the second PH detection device are provided with water tanks, and detection probes of the first PH detection device and the second PH detection device are inserted into the water tanks.
Preferably, acetic acid is arranged in the acidic treatment tank, sodium bicarbonate is arranged in the alkaline treatment tank, and the acetic acid and the sodium bicarbonate are uniformly added.
The use method of the intelligent flow type PH control system comprises the following specific use methods:
the method comprises the following steps: water with improved PH enters a loop through a water inlet device and is added into a water tank of a first PH detection device, the PH value is detected through the first PH detection device, and detection data are transmitted to an industrial personal computer;
step two: the industrial control computer controls the first electronic three-way valve to pour the regulated water flow into the acidic treatment tank or the alkaline treatment tank according to the acidity and alkalinity to regulate the acidity and alkalinity;
step three: the regulated water flows out of the acid treatment tank or the alkaline treatment tank, flows into a water tank of the second PH detection device for detection, and feeds back a detection result to the industrial control computer;
step four: and the industrial control computer controls the second electronic three-way valve to discharge the water flow into the discharge device for discharge if the regulation range is reached according to the feedback information, and feeds the information back to the second electronic three-way valve and the first electronic three-way valve through the industrial control computer if the regulation range is not reached, and the water flow is re-injected into the acid treatment pool or the alkaline treatment pool, and the steps are repeated from the second step.
Preferably, the method for treating the PH in the acidic treatment tank and the alkaline treatment tank comprises the following steps:
1) receiving feedback results of the first PH detection equipment and the second PH detection equipment through an industrial control computer, and calculating the medicine amount required by regulating the result to the regulated PH;
2) then the rate of drug addition is processed by the amount of drug to obtain the processing time;
3) placing the water stream in the acidic treatment tank or the alkaline treatment tank for the calculated time of 2 to achieve a fixed pH.
(III) advantageous effects
The invention provides an intelligent flow type PH control system and a using method thereof. The method has the following beneficial effects:
the invention can adjust the PH of the flowing water to any value or range, and has the advantages of intelligent and quick adjustment, low cost, cheap and nontoxic adjustment medicines, convenient adjustment of the PH of the industrial water, no acid-base pollution during the discharge of the industrial water, environmental protection and safety.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent flow PH control system and a method for using the same according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, an embodiment of the present invention provides an intelligent flow PH control system, which includes an industrial computer, a water inlet device, a first PH detection device, a first electronic three-way valve, an acidic treatment tank, an alkaline treatment tank, a second PH detection device, a second electronic three-way valve, and a discharge device, wherein the industrial computer is respectively connected to the first PH detection device, the second PH detection device, the first electronic three-way valve, and the second electronic three-way valve through signal lines, the water inlet device is connected to a detection probe of the first PH detection device through a pipe, the detection probe of the first PH detection device is connected to a water inlet of the first electronic three-way valve through a water pipe, two water outlets of the first electronic three-way valve are respectively connected to water inlets of the alkaline treatment tank and the acidic treatment tank through a water pipe, water outlets of the alkaline treatment tank and the acidic treatment tank are both connected to a detection probe of the second PH detection device through a water pipe, the water inlet of the second electronic three-way valve is connected with the detection probe of the second PH detection device through a water pipe, any one of the two water outlets of the second electronic three-way valve is connected with the discharge device through a water pipe, and the water outlet of the second electronic three-way valve, which is far away from the discharge device, is connected with the water pipe between the first PH detection device and the first electronic three-way valve through a water pipe.
The first PH detection device and the second PH detection device are PH detectors, water grooves are formed in the positions of the first PH detection device and the position of the second PH detection device, and detection probes of the first PH detection device and the second PH detection device stretch into the water grooves. Acetic acid is arranged in the acid treatment tank, sodium bicarbonate is arranged in the alkaline treatment tank, and the acetic acid and the sodium bicarbonate are uniformly added.
The use method of the intelligent flow type PH control system comprises the following specific use methods:
the method comprises the following steps: water with improved PH enters a loop through a water inlet device and is added into a water tank of a first PH detection device, the PH value is detected through the first PH detection device, and detection data are transmitted to an industrial personal computer;
step two: the industrial control computer controls the first electronic three-way valve to pour the regulated water flow into the acidic treatment tank or the alkaline treatment tank according to the acidity and alkalinity to regulate the acidity and alkalinity;
step three: the regulated water flows out of the acid treatment tank or the alkaline treatment tank, flows into a water tank of the second PH detection device for detection, and feeds back a detection result to the industrial control computer;
step four: and the industrial control computer controls the second electronic three-way valve to discharge the water flow into the discharge device for discharge if the regulation range is reached according to the feedback information, and feeds the information back to the second electronic three-way valve and the first electronic three-way valve through the industrial control computer if the regulation range is not reached, and the water flow is re-injected into the acid treatment pool or the alkaline treatment pool, and the steps are repeated from the second step.
The method for treating PH in the acidic treatment tank and the alkaline treatment tank comprises the following steps:
1) receiving feedback results of the first PH detection equipment and the second PH detection equipment through an industrial control computer, and calculating the medicine amount required by regulating the result to the regulated PH;
2) then the rate of drug addition is processed by the amount of drug to obtain the processing time;
3) placing the water stream in the acidic treatment tank or the alkaline treatment tank for the calculated time of 2 to achieve a fixed pH.
Experimental example:
the system and the method of the invention can process various data that the acid-base water quality in the industrial water meets the target requirement: (500 ton water)
| PH before improvement | Target pH | Improvement of time | Improvement of post-pH | Cost of |
| 4 | 7 | 0.5h | 7.10 | 80 Yuan |
| 12 | 7 | 0.8h | 7.33 | 40 yuan |
| 5.3 | 12.5 | 1.2h | 12.21 | 120 Yuan |
| 3.2 | 5.6 | 0.2h | 5.5 | 35 Yuan |
| 10.3 | 11.5 | 0.13h | 11.5 | 12 yuan |
In conclusion, the invention can not only adjust the discharged water quality to the dischargeable range, but also adjust the adjusted water to any required PH, and can use the industrial water requirement, thereby having wider application range and low cost.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Intelligent continuous-flow type PH control system, its characterized in that: including industry control computer, water installations, first PH detection device, first electron three-way valve, acid processing pond, alkaline processing pond, second PH detection device, second electron three-way valve and discharging equipment, industry control computer passes through signal line signal connection with first PH detection device, second PH detection device, first electron three-way valve and second electron three-way valve respectively, pass through pipe connection between water installations and first PH detection device's the test probe, pass through water piping connection between first PH detection device's the test probe and the water inlet of first electron three-way valve, two delivery ports of first electron three-way valve respectively with alkaline processing pond and acid processing pond between the water inlet of pond through pipe connection, the delivery port of alkaline processing pond and acid processing pond all passes through water piping connection with second PH detection device's test probe position, pass through water piping connection between the water inlet of second electron three-way valve and the test probe of second PH detection device And any one of the two water outlets of the second electronic three-way valve is connected with the discharge device through a water pipe, and the water outlet of the second electronic three-way valve, which is far away from the discharge device, is connected with the water pipe between the first PH detection device and the first electronic three-way valve through a water pipe.
2. The intelligent flow-type PH control system according to claim 1, wherein: the PH detection device comprises a first PH detection device body, a second PH detection device body, a water tank, a detection probe and a control unit, wherein the first PH detection device body and the second PH detection device body are PH detectors, the positions of the first PH detection device body and the second PH detection device body are provided with the water tank, and the detection probe of the first PH detection device body and the detection probe of the second PH detection device body probe into the water tank.
3. The intelligent flow-type PH control system according to claim 1, wherein: the acid treatment tank is internally provided with acetic acid, the alkaline treatment tank is internally provided with sodium bicarbonate, and the acetic acid and the sodium bicarbonate are uniformly added.
4. The use method of the intelligent flow type PH control system is characterized in that: the specific use method is as follows:
the method comprises the following steps: water with improved PH enters a loop through a water inlet device and is added into a water tank of a first PH detection device, the PH value is detected through the first PH detection device, and detection data are transmitted to an industrial personal computer;
step two: the industrial control computer controls the first electronic three-way valve to pour the regulated water flow into the acidic treatment tank or the alkaline treatment tank according to the acidity and alkalinity to regulate the acidity and alkalinity;
step three: the regulated water flows out of the acid treatment tank or the alkaline treatment tank, flows into a water tank of the second PH detection device for detection, and feeds back a detection result to the industrial control computer;
step four: and the industrial control computer controls the second electronic three-way valve to discharge the water flow into the discharge device for discharge if the regulation range is reached according to the feedback information, and feeds the information back to the second electronic three-way valve and the first electronic three-way valve through the industrial control computer if the regulation range is not reached, and the water flow is re-injected into the acid treatment pool or the alkaline treatment pool, and the steps are repeated from the second step.
5. The use method of the intelligent flow-type pH control system according to claim 4, wherein: the method for treating PH in the acidic treatment tank and the alkaline treatment tank comprises the following steps:
1) receiving feedback results of the first PH detection equipment and the second PH detection equipment through an industrial control computer, and calculating the medicine amount required by regulating the result to the regulated PH;
2) then the rate of drug addition is processed by the amount of drug to obtain the processing time;
3) placing the water stream in the acidic treatment tank or the alkaline treatment tank for the calculated time of 2 to achieve a fixed pH.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011139494.3A CN112269409A (en) | 2020-10-22 | 2020-10-22 | Intelligent flow type PH control system and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011139494.3A CN112269409A (en) | 2020-10-22 | 2020-10-22 | Intelligent flow type PH control system and use method |
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| Publication Number | Publication Date |
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| CN112269409A true CN112269409A (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011139494.3A Pending CN112269409A (en) | 2020-10-22 | 2020-10-22 | Intelligent flow type PH control system and use method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594750A (en) * | 2018-05-21 | 2018-09-28 | 江苏大学 | A kind of sewage disposal on-line intelligence control system and control method |
| CN208917025U (en) * | 2018-09-18 | 2019-05-31 | 杭州华舜机电成套设备工程有限公司 | A kind of sewage treatment detection system |
| CN210393858U (en) * | 2019-07-01 | 2020-04-24 | 济南金业环保有限公司 | PH adjusting device in sewage treatment process |
| CN211035505U (en) * | 2019-11-04 | 2020-07-17 | 长沙龙新净水科技有限公司 | Alkaline deionized water treatment device of anticorrosion technique |
-
2020
- 2020-10-22 CN CN202011139494.3A patent/CN112269409A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594750A (en) * | 2018-05-21 | 2018-09-28 | 江苏大学 | A kind of sewage disposal on-line intelligence control system and control method |
| CN208917025U (en) * | 2018-09-18 | 2019-05-31 | 杭州华舜机电成套设备工程有限公司 | A kind of sewage treatment detection system |
| CN210393858U (en) * | 2019-07-01 | 2020-04-24 | 济南金业环保有限公司 | PH adjusting device in sewage treatment process |
| CN211035505U (en) * | 2019-11-04 | 2020-07-17 | 长沙龙新净水科技有限公司 | Alkaline deionized water treatment device of anticorrosion technique |
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Application publication date: 20210126 |