CN114394652A - Method and equipment for preparing alkaline electrolytic ionized water with adjustable pH value - Google Patents
Method and equipment for preparing alkaline electrolytic ionized water with adjustable pH value Download PDFInfo
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- CN114394652A CN114394652A CN202210150482.3A CN202210150482A CN114394652A CN 114394652 A CN114394652 A CN 114394652A CN 202210150482 A CN202210150482 A CN 202210150482A CN 114394652 A CN114394652 A CN 114394652A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 158
- 238000000034 method Methods 0.000 title claims description 18
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 76
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 50
- 238000003860 storage Methods 0.000 claims abstract description 43
- 238000002360 preparation method Methods 0.000 claims abstract description 32
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 239000000047 product Substances 0.000 claims description 15
- 239000011265 semifinished product Substances 0.000 claims description 9
- 150000001768 cations Chemical class 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000003014 ion exchange membrane Substances 0.000 claims description 6
- 239000007784 solid electrolyte Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 2
- 229940021013 electrolyte solution Drugs 0.000 claims 8
- 239000007788 liquid Substances 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001967 indiganyl group Chemical group [H][In]([H])[*] 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000021022 fresh fruits Nutrition 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000447 pesticide residue Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
- C02F2001/4619—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water only cathodic or alkaline water, e.g. for reducing
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a preparation method and equipment of alkaline electrolytic ionized water with adjustable pH value, comprising the following steps: setting a target pH value, the amount of required electrolyzed ionic water and the completion time; preparing an electrolyte solution according to the relevant setting parameters; respectively delivering the electrolyte solution to each anode chamber of the electrolysis unit by using a water pump, and simultaneously delivering pure water to each cathode chamber of the electrolysis unit; setting the output voltage of an external power supply of the electrolytic cell, starting electrolysis, conveying an anode chamber product generated by electrolysis back to an electrolyte solution storage barrel, and conveying alkaline electrolytic ionized water generated by a cathode chamber to an alkaline electrolytic ionized water storage and circulation barrel; and monitoring the pH value of the alkaline electrolytic ionized water in the alkaline electrolytic ionized water storage and circulation barrel, and performing circulation electrolysis before the pH value reaches a set value. The preparation method of the alkaline electrolytic ionized water has high efficiency, controllable and adjustable pH, preparation amount and completion time, and small degree of dependence on manpower.
Description
Technical Field
The invention relates to the technical field of alkaline electrolytic ionized water preparation by electrolysis, in particular to a preparation method and equipment of alkaline electrolytic ionized water with adjustable pH value.
Background
The electrolytic water is also called as ionized water or oxidation potential water, the research of which originally originates from Japan and is the world recognized safest and most advanced water at present. The alkaline electrolytic ionized water has wide application in the daily life fields of sterilization, disinfection, oil stain removal, household cleaning, pesticide residue removal and fresh keeping of fresh fruits, vegetables and the like, can also be used in the fields of industry and agriculture, for example, in the aspect of industry, can be used for preparing emulsifying agents, can enhance the emulsifying effect, can be used for preparing paints, can increase the ductility of the paints, and can be used for preparing cutting fluid which still has better lubricity and heat dissipation, and can improve the processing precision to a certain extent. In addition, the alkaline electrolyzed water also has the characteristics of safety, environmental protection and no toxic or side effect.
In practical applications, the application fields of the electrolyzed ionic water with different pH values are different. At present, the existing preparation method of the electrolytic ionized water cannot achieve the standard of strong basicity on one hand, cannot prepare the electrolytic ionized water with different pH values according to requirements on the other hand, and cannot accurately control the preparation amount and the preparation time. When the alkaline electrolytic ions are used, the pH values are different, the application fields are different, and if the electrolytic ion water cannot reach the standard of strong alkalinity, the use effect in the corresponding field is greatly reduced; the alkalinity of the electrolytic ionized water cannot be adjusted in the preparation process, the preparation amount and the preparation time cannot be accurately controlled, the dependence on manpower is high, the accuracy is limited, the stability of the produced electrolytic ionized water is poor, and the production efficiency is low.
Therefore, a preparation method of electrolytic ionized water with strong basicity, adjustable pH value, and adjustable and controllable preparation amount and time is needed to be developed so as to improve the preparation efficiency of the electrolytic ionized water, widen the application range and improve the stability in application.
Disclosure of Invention
The invention aims to provide a method and equipment for preparing alkaline electrolytic ionized water with adjustable pH value, which aims to solve the problems that the prepared electrolytic ionized water cannot reach the standard of strong basicity, cannot prepare electrolytic ionized water with different pH values and cannot accurately control the preparation amount and the preparation time in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
according to one aspect of the invention, a method for preparing alkaline electrolytic ionized water with adjustable pH value is provided, which comprises the following steps:
s1: determining the target pH value of the electrolyzed ionic water, the volume of the electrolyzed ionic water and the completion time;
s2: according to the setting parameters in S1, preparing an electrolyte solution;
s3: respectively delivering the electrolyte solution to each anode chamber of the electrolysis unit by using a first input pump, and delivering pure water to each cathode chamber of the electrolysis unit by using a second input pump;
s4: setting the output voltage of an external power supply of the electrolytic cell, starting electrolysis, conveying an anode chamber product generated by electrolysis back to an electrolyte solution storage barrel by using a first output pump, and conveying alkaline electrolytic ionic water generated by a cathode chamber to an alkaline electrolytic ionic water storage and circulation barrel by using a second output pump;
s5: and monitoring the pH value of the alkaline electrolytic ionized water in the alkaline electrolytic ionized water storage and circulation barrel, and performing circulation electrolysis before the pH value reaches a set value.
Accordingly, there is provided an apparatus for preparing alkaline electrolyzed ionic water with an adjustable pH, the apparatus comprising: electrolyte solution storage device, pure water storage device, electrolysis generating device, alkaline electrolysis ionized water store and circulating device, wherein:
electrolyte solution storage device: the electrolytic cell system comprises an electrolyte solution storage barrel, a stirrer, a first input pump and an electrolyte solution input pipeline, wherein the first input pump and the electrolyte solution input pipeline are used for conveying electrolyte solution from the electrolyte solution storage barrel to each anode chamber of an electrolytic unit; used for storing electrolyte solution, anode chamber products and conveying the electrolyte solution to the anode chamber of the electrolytic cell;
pure water storage device: comprises a pure water storage barrel, a second input pump for conveying pure water to each cathode chamber of the electrolysis unit and a pure water input pipeline; for storing and supplying pure water to the respective cathode chambers of the electrolysis unit;
an electrolysis generation device: the electrolytic cell comprises an electrolytic unit, wherein the electrolytic unit comprises at least one electrolytic cell module, the electrolytic cell module is formed by connecting a plurality of electrolytic cells in series, and each cathode chamber and each anode chamber of the electrolytic unit are provided with a water inlet and a water outlet; the electrolytic ion water is used for circulating electrolysis and generating target pH value periodically and quantitatively;
alkaline electrolysis ionized water stores and circulating device: the electrolytic ionized water semi-finished product is conveyed to a third input pump and an electrolytic ionized water input pipeline of each cathode chamber of the electrolysis unit from the alkaline electrolytic ionized water storage and circulation barrel; for storing finished and semi-finished products of the electrolyzed ionic water and for conveying the semi-finished products to the respective cathode chambers of the electrolysis unit.
In some embodiments of the present invention, based on the above scheme, the target pH in S1 is set according to actual requirements, and the settable range is 8.5-13.6.
In some embodiments of the present invention, it is preferable to generally select the electrolytic ionized water having the pH value of 8.5, 11.5, 12.0, 12.5, 12.8, 13.1, 13.3, 13.6 according to the application field of the alkaline electrolytic ionized water.
In some embodiments of the present invention, based on the foregoing scheme, the electrolyte solution in S2 is an alkali or saline solution of monovalent metal cations. Preferably, the preparation of the electrolyte solution is performed in an electrolyte solution storage device by dissolving the solid electrolyte in pure water with stirring.
In some embodiments of the present invention, based on the foregoing solution, the electrolysis unit in S3 is composed of at least one group of electrolysis cell modules connected in parallel, and the electrolysis cell modules are composed of at least two electrolysis cells connected in series, so as to accelerate the preparation rate of the electrolyzed ionic water and rapidly prepare the electrolyzed ionic water with a specified pH.
In some embodiments of the present invention, based on the foregoing scheme, preferably, the electrolytic cell comprises an anode chamber and a cathode chamber, the anode chamber and the cathode chamber are separated by an ion exchange membrane which only allows monovalent metal cations to permeate through; further, the anode chamber comprises an anode electrode plate connected with the positive pole of an external power supply, and the cathode chamber comprises a cathode electrode plate connected with the negative pole of the external power supply; preferably, the anode chamber and the cathode chamber are both provided with an inlet and an outlet.
Furthermore, the liquid is fed into and discharged from the electrolytic bath by corresponding water pumps, so that the overall preparation speed is increased, and the dependence on manpower is reduced.
In some embodiments of the present invention, based on the foregoing solution, the voltage is set in S4, and the adjustable range of the voltage is 100V-380V; further, H2Electrolysis of O in the cathode compartment to produce hydrated hydroxyl radicals and H2In an electrolytic cell, univalent metal cations in an anode chamber move directionally and are transferred to a cathode chamber through an ion exchange membrane to form alkaline electrolytic ionized water; and continuously conveying the electrolyte solution to the anode chamber while outputting the anode chamber product.
In some embodiments of the present invention, based on the above scheme, in S5, the pH monitor is used to monitor the pH of the electrolyzed ionic water, and if the pH does not reach the standard, the semi-finished product of the electrolyzed ionic water is transported to each cathode chamber of the electrolysis unit again, and the electrolysis is continued until the pH reaches the set value. The arrangement of circular electrolysis can ensure that the alkalinity of the prepared electrolytic ionized water is strong enough and can also meet the requirement of controlling and preparing the electrolytic ionized water with different pH values.
In some embodiments of the present invention, based on the foregoing scheme, preferably, the first input pump, the second input pump, the third input pump, the first output pump and the second output pump are used to deliver the liquid, and the flow rate of the pumps is adaptive according to the requirement of preparation and the set voltage. The flow rate of the water pump is related to the volume of the prepared electrolytic ionized water, the target pH value, the set voltage and the completion time, and the flow rate of the pump can be automatically matched with other parameters under the condition that other parameters are determined.
Compared with the prior art, the invention has the following advantages and positive effects:
(1) the electrolysis unit is formed by connecting a plurality of electrolysis bath modules in parallel, and the electrolysis bath modules are formed by connecting a plurality of electrolysis baths in series, so that the electrolysis speed can be increased, and the preparation efficiency can be improved.
(2) The invention adopts a circulating electrolysis mode, can control and prepare the electrolytic ionized water with different pH values, has the pH value of the prepared electrolytic ionized water up to 13.6 and better stability, and can meet the application requirements of the electrolytic ionized water in different scenes.
(3) The invention can set the volume and the completion time of the electrolytic ionized water to be prepared, and has less dependence on manpower to a certain extent.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a flow chart of a method for preparing alkaline electrolyzed ionic water according to the present invention;
FIG. 2 is a schematic view of an electrolytic cell of the present invention;
FIG. 3 is a schematic view of an electrolytic cell module according to the present invention;
FIG. 4 is a schematic structural view of an alkaline electrolyzed ionic water production apparatus according to the present invention.
In the drawings, the reference numerals denote the following components:
1. the electrolytic cell comprises an anode electrode plate, 2 anode chambers, 3 cathode electrode plates, 4 cathode chambers, 5 insulating shells, 6 ion exchange membranes, 21 electrolyte solution inlets, 22 anode chamber product outlets, 41 pure water inlets, 42 electrolytic ionic water inlets and 43 electrolytic ionic water outlets.
Detailed Description
To more clearly illustrate the objects, technical solutions and advantages of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and the example embodiments can be implemented in various forms and should not be construed as being limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations or operations have not been shown or described in detail to avoid obscuring aspects of the invention.
The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.
The present invention will be described in detail with reference to the following specific examples:
example 1
As shown in fig. 1, this embodiment provides a method for preparing alkaline electrolyzed ionic water with adjustable pH, which comprises the following specific steps, and other schematic diagrams refer to fig. 2 to 4:
s1: determining the target pH value of the electrolyzed ionic water, the volume of the electrolyzed ionic water and the completion time;
in this embodiment, the pH value is set according to the actual preparation requirement, and the settable range is 8.5-13.6. Preferably, the volume of the electrolytic ionized water to be prepared is not more than the volume of the alkaline electrolytic ionized water storage and circulation tub, and the time required is set in consideration of the maximum flow rate of the water pump.
S2: according to the setting parameters in S1, preparing an electrolyte solution;
in this embodiment, in order to avoid the generation of unnecessary byproducts in the anode chamber 2, it is preferable that the electrolyte solution is an aqueous solution of an alkali or salt of a monovalent metal cation, the electrolyte solution is disposed in an electrolyte solution storage tank by dissolving the solid electrolyte in pure water under stirring, and a stirrer is disposed in the electrolyte solution storage device to accelerate the dissolution of the electrolyte solution.
S3: the electrolyte solution is respectively conveyed to each anode chamber 2 of the electrolysis unit by using a first input pump, and the pure water is conveyed to each cathode chamber 4 of the electrolysis unit by using a second input pump;
preferably, the liquid is delivered using a water pump, the flow rate of which is adaptive according to the requirements of the preparation and the set voltage. The flow rate of the pump is related to the volume and pH of the prepared electrolytic ionized water, the set voltage and the completion time, and the flow rate of the pump can be automatically matched with other parameters under the condition that other parameters are determined.
Further, to increase the rate, a larger flow pump may be replaced or the number of pumps may be increased. In the preparation process, the liquid is fed into and discharged from each electrolytic tank by corresponding pumps, so that the dependence on manpower is reduced, and the preparation speed is improved.
S4: setting the output voltage of an external power supply of the electrolytic cell, starting electrolysis, and conveying the product of the anode chamber 2 generated by electrolysis back to the electrolyte solution storage barrel by using a first output pump, and conveying the alkaline electrolytic ionic water generated by the cathode chamber 4 to the alkaline electrolytic ionic water storage and circulation barrel by using a second output pump;
preferably, in the embodiment, the voltage can be adjusted according to the pH, the volume and the time for preparing the electrolyzed ionic water, and the adjustable range is 100V-380V. Further on，H2Electrolysis of O in the cathode compartment 4 to produce hydrated hydroxyl radicals and H2In the electrolytic cell, monovalent metal cations in the anode chamber 2 are directionally moved and transferred to the cathode chamber 4 through the ion exchange membrane 6 to form alkaline electrolytic ionized water. The electrolyte solution is a consumable in the process of producing electrolytic ionized water, and the electrolyte solution should be continuously supplied to the anode chamber 2 while the product in the anode chamber 2 is output.
S5: and monitoring the pH value of the alkaline electrolytic ionized water in the alkaline electrolytic ionized water storage and circulation barrel, and performing circulation electrolysis before the pH value reaches a set value.
Preferably, in this embodiment, a pH monitor is selected to monitor and control the pH of the electrolyzed ionic water, if the pH reaches the standard, the electrolysis is completed, and if the pH does not reach the standard, the semi-finished product of the electrolyzed ionic water is re-conveyed to each cathode chamber 4 of the electrolysis unit by using a third input pump, and the electrolysis is continued until the pH reaches the set value. The preparation method adopts a circulating electrolysis mode, can fully electrolyze water, ensures that the pH of the prepared electrolytic ionized water reaches 13.6 at most, and can also meet the requirement of controlling and preparing the electrolytic ionized water with different pH values.
The alkaline electrolyzed ionic water has different pH values, different properties and different application fields, and according to the requirements of different application fields, the electrolyzed ionic water with pH values of 8.5, 11.5, 12.0, 12.5, 12.8, 13.1, 13.3 and 13.6 is usually selected and prepared in the embodiment. It should be noted that the above pH values are only exemplary and several, and in fact, any value within the range of pH 8.5 to 13.6 is within the protection scope of the present invention.
Example 2
As shown in fig. 2, a structure of a single electrolytic cell is exemplarily presented, and in order to be able to produce alkaline electrolyzed ionic water, the electrolytic cell is partitioned into an anode chamber 2 and a cathode chamber 4 by an ion exchange membrane 6 which allows only monovalent metal cations to permeate.
Further, the anode chamber 2 comprises an anode electrode plate 1 connected with the positive pole of an external power supply, and the cathode chamber 4 comprises a cathode electrode plate 3 connected with the negative pole of the external power supply; preferably, the cells each contain an insulating housing 5.
In this embodiment, the anode chamber 2 is provided with an electrolyte solution inlet 21 and an anode chamber product outlet 22, and the cathode chamber 4 is provided with two inlets: a pure water inlet 41 and an electrolytic ionized water inlet 42, and an electrolytic ionized water outlet 43. In order to further increase the circulation rate of the liquid in each electrolytic cell, the number of pumps can be increased, and corresponding liquid inlets and outlets need to be added to the cathode chamber 4 or the anode chamber 2 of the electrolytic cell.
As shown in FIG. 3, an electrolytic cell module consisting of five electrolytic cells connected in series is exemplarily presented to accelerate the production rate of electrolyzed ionic water by increasing the number of electrolytic cells. Preferably, the electrolytic cell modules can be connected in parallel to form an electrolytic unit in the electrolysis generating device, so that the electrolytic ionized water with the specified pH can be rapidly prepared.
Furthermore, the liquid is fed into, discharged from and circulated in the electrolytic cell by corresponding input and output pumps, so that the overall preparation speed is increased, and the dependence on manpower is reduced.
Example 3
As shown in fig. 2 to 4, an exemplary apparatus for preparing alkaline electrolyzed ionic water with an adjustable pH value is characterized by comprising an electrolyte solution storage device, a pure water storage device, an electrolysis generation device, and an alkaline electrolyzed ionic water storage and circulation device, wherein:
electrolyte solution storage device: comprises an electrolyte solution storage barrel, a stirrer, a first input pump and a first output pump. Wherein, the electrolyte solution storage barrel is used for storing the electrolyte solution and receiving the products of the anode chamber 2; the stirrer is used for stirring and accelerating the dissolution of the solid electrolyte; the first input pump is connected with an electrolyte solution inlet 21 through an electrolyte solution input pipeline, and continuously conveys the electrolyte solution to the anode chamber 2 of the electrolytic cell in the electrolytic ion water preparation process; the first output pump is connected with the anode chamber product outlet 22 through an anode chamber product output pipeline, and the electrolytic product in the anode chamber 2 is conveyed back to the electrolyte solution storage barrel, so that the anode chamber 2 can be ensured to be replenished with new electrolyte solution at any time.
Pure water storage device: comprises a pure water storage barrel and a second input pump. Wherein, the pure water storage barrel is used for storing pure water; the second feed pump is connected to the pure water inlet 41 of the cathode chamber 4 through a pure water feed pipe, and continuously feeds pure water to the cathode chamber 4 of the electrolytic cell until the volume of electrolyzed ionic water does not reach the target production amount.
An electrolysis generation device: comprises an electrolysis unit. Wherein, the electrolysis unit is formed by connecting a plurality of electrolysis bath modules in parallel, in the embodiment, two electrolysis bath modules are connected in parallel; preferably, the anode chamber 2 of the electrolytic cell is provided with an electrolyte solution inlet 21 and an anode chamber product outlet 22, and the cathode chamber 4 is provided with two inlets: a pure water inlet 41 and an electrolytic ionized water inlet 42, and an electrolytic ionized water outlet 43.
Alkaline electrolysis ionized water stores and circulating device: comprises an alkaline electrolytic ionized water storage and circulation barrel, a pH sensor, a second output pump and a third input pump. Wherein, the alkaline electrolytic ionized water storage and circulation barrel is used for storing a semi-finished product of the electrolytic ionized water and a finished product of the prepared electrolytic ionized water in the circulation process; the pH sensor is used for sensing the pH of liquid in the alkaline electrolytic ionized water storage and circulation barrel and judging whether the pH of the generated product reaches the standard or not; the second output pump is connected with an electrolytic ionized water outlet 43 of the cathode chamber 4 through an electrolytic ionized water output pipeline, and the electrolytic ionized water after electrolysis is conveyed to the alkaline electrolytic ionized water storage and circulation barrel, so that the pH value of the electrolytic ionized water can be conveniently monitored at any time; the third input pump is connected with the electrolytic ionized water inlet 42 of the cathode chamber 4 of the electrolytic cell through an electrolytic ionized water input pipeline, and the electrolytic ionized water with the pH value not reaching the set value is conveyed to the cathode chamber 4 of the electrolytic cell again for electrolysis until the pH value reaches the set pH value, so that the circular electrolysis is completed.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims. It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (10)
1. The preparation method of the alkaline electrolytic ionized water with the adjustable pH value is characterized by comprising the following specific steps:
s1: determining the target pH value of the electrolyzed ionic water, the volume of the electrolyzed ionic water and the completion time;
s2: according to the setting parameters in S1, preparing an electrolyte solution;
s3: the electrolyte solution is respectively conveyed to each anode chamber (2) of the electrolysis unit by using a first input pump, and the pure water is conveyed to each cathode chamber (4) of the electrolysis unit by using a second input pump;
s4: setting the output voltage of an external power supply of the electrolytic cell, starting electrolysis, conveying the product of the anode chamber (2) generated by electrolysis back to the electrolyte solution storage barrel by using a first output pump, and conveying the alkaline electrolytic ionic water generated by the cathode chamber (4) to the alkaline electrolytic ionic water storage and circulation barrel by using a second output pump;
s5: and monitoring the pH value of the alkaline electrolytic ionized water in the alkaline electrolytic ionized water storage and circulation barrel, and performing circulation electrolysis before the pH value reaches a set value.
2. The method for preparing alkaline electrolyzed ionic water with an adjustable pH value according to claim 1, wherein the target pH value range in S1 is 8.5-13.6.
3. The method of claim 1, wherein the electrolyte solution of S2 is an alkali or saline solution of monovalent metal cations.
4. The method according to claim 3, wherein the electrolyte solution is prepared by dissolving the solid electrolyte in pure water under stirring.
5. The method for preparing alkaline electrolyzed ionic water with adjustable pH value according to claim 1, characterized in that the electrolysis unit in S3 is composed of at least one group of electrolysis cell modules connected in parallel, and the electrolysis cell modules are composed of at least two electrolysis cells connected in series.
6. The method of claim 5, wherein the electrolytic cell is partitioned into an anode chamber (2) and a cathode chamber (4) by an ion exchange membrane (6) permeable only to monovalent metal cations.
7. The method for preparing alkaline electrolyzed ionic water with an adjustable pH value according to claim 1, wherein the adjustable range of the output voltage of the external power supply of the electrolysis bath in S4 is 100V-380V.
8. The method of claim 1, wherein the pH of the electrolyzed ionic water is monitored by a pH monitor at S5, and if the pH is not reached, the semi-finished product of the electrolyzed ionic water is re-pumped to each cathode chamber (4) of the electrolysis unit by a third input pump, and the electrolysis is continued until the pH reaches a set value.
9. The method for preparing alkaline electrolyzed ionic water with adjustable pH value according to claim 1 or 8, characterized in that the flow rate, the voltage, the preparation amount and the preparation time parameters of the first input pump, the second input pump, the third input pump, the first output pump and the second output pump are adaptive.
10. Preparation equipment of alkaline electrolysis ionized water of adjustable pH value, its characterized in that, including electrolyte solution storage device, pure water storage device, electrolysis generating device, alkaline electrolysis ionized water storage and circulating device, wherein:
electrolyte solution storage device: storing and delivering electrolyte solutions to the respective anode chambers (2) of the electrolysis cell;
pure water storage device: storing and feeding pure water into each cathode chamber (4) of the electrolysis unit;
an electrolysis generation device: circulating electrolysis, and regularly and quantitatively producing electrolytic ionized water with target pH;
alkaline electrolysis ionized water stores and circulating device: storing the finished, semi-finished product of the electrolyzed ionic water, and conveying the semi-finished product to each cathode chamber (4) of the electrolysis unit.
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| CN202210150482.3A CN114394652A (en) | 2022-02-16 | 2022-02-16 | Method and equipment for preparing alkaline electrolytic ionized water with adjustable pH value |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616221A (en) * | 1994-10-28 | 1997-04-01 | Nec Corporation | Electrolytic ionized water producing apparatus |
| WO2001010215A1 (en) * | 1999-08-05 | 2001-02-15 | Steris Inc. | Electrolytic synthesis of peracetic acid |
| CN106554055A (en) * | 2015-09-25 | 2017-04-05 | 戍宇(上海)环保科技有限公司 | A kind of preparation method of alkali electrolyzed ionic water |
| CN106573799A (en) * | 2014-07-29 | 2017-04-19 | 株式会社E-Plan | Electrolytic ion water generation method and electrolytic ion water generation apparatus |
| CN109455797A (en) * | 2018-12-29 | 2019-03-12 | 东莞职业技术学院 | A kind of non-preparation facilities and preparation method thereof for drinking strong basicity electrolytic ionic water |
| CN109626515A (en) * | 2018-12-29 | 2019-04-16 | 佛山市海狮凯尔科技有限公司 | Control method and system based on electrolysis soda acid water dispenser |
| CN213933679U (en) * | 2021-01-14 | 2021-08-10 | 中国市政工程西南设计研究总院有限公司 | Electrolysis device for testing temperature resistance, acid resistance and oxidation resistance of cation exchange membrane |
-
2022
- 2022-02-16 CN CN202210150482.3A patent/CN114394652A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616221A (en) * | 1994-10-28 | 1997-04-01 | Nec Corporation | Electrolytic ionized water producing apparatus |
| WO2001010215A1 (en) * | 1999-08-05 | 2001-02-15 | Steris Inc. | Electrolytic synthesis of peracetic acid |
| CN106573799A (en) * | 2014-07-29 | 2017-04-19 | 株式会社E-Plan | Electrolytic ion water generation method and electrolytic ion water generation apparatus |
| CN106554055A (en) * | 2015-09-25 | 2017-04-05 | 戍宇(上海)环保科技有限公司 | A kind of preparation method of alkali electrolyzed ionic water |
| CN109455797A (en) * | 2018-12-29 | 2019-03-12 | 东莞职业技术学院 | A kind of non-preparation facilities and preparation method thereof for drinking strong basicity electrolytic ionic water |
| CN109626515A (en) * | 2018-12-29 | 2019-04-16 | 佛山市海狮凯尔科技有限公司 | Control method and system based on electrolysis soda acid water dispenser |
| CN213933679U (en) * | 2021-01-14 | 2021-08-10 | 中国市政工程西南设计研究总院有限公司 | Electrolysis device for testing temperature resistance, acid resistance and oxidation resistance of cation exchange membrane |
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Application publication date: 20220426 |