CN208414568U - A kind of high-concentrated sodium hypochlorite generator - Google Patents
A kind of high-concentrated sodium hypochlorite generator Download PDFInfo
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- CN208414568U CN208414568U CN201821044661.4U CN201821044661U CN208414568U CN 208414568 U CN208414568 U CN 208414568U CN 201821044661 U CN201821044661 U CN 201821044661U CN 208414568 U CN208414568 U CN 208414568U
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Abstract
The utility model provides a kind of high-concentrated sodium hypochlorite generator, including water softener, dissolved salt tank, crude salt water pot, alkali dissolving tank, alkali cooler, sodium hypochlorite cooler, the first sodium hypochlorite circulating slot, dechlorinator, chlorine separator, electrolytic cell, hydrogen water seal, hydrogen separator, the first absorption tower, second absorption tower, filter, the second sodium hypochlorite circulating slot and sodium hypochlorite basin.The utility model produces water by water softener and prepares saturated salt solution, reduces deposition of the calcium ions and magnesium ions on ionic membrane；By chlorine separator and the internal dechlorinator containing acrylic sphere as filler, realizes chlorine in anode chamber and be not electrolysed light salt brine secondary separation；The sodium hypochlorite circulating reaction system being made up of absorption tower, sodium hypochlorite absorption pump and sodium hypochlorite circulating slot, realizes effective absorption to chlorine, can be avoided sodium hypochlorite caused by the local superchlorination of appearance and decomposes.
Description
Technical field
The utility model belongs to liquid chlorine disinfection technical field, and in particular to a kind of high-concentrated sodium hypochlorite generator.
Background technique
Liquid chlorine disinfection is most mature Drinking Water Sanitization Technology, but need to examine and put on record through public security department before, and water factory
It must be equipped with leakage chlorine absorption plant, transport, use and storage safety are poor.And it is then a kind of for using liquor natrii hypochloritis's disinfection
The higher sterilization method of safety, although the commercially available commodity liquor natrii hypochloritis of water factory uses commodity hypochlorous acid for sterilizing
Sodium solution disinfection is easily blocked and the problems such as corrosion adds pump when adding there are at high cost, pH value is high, and some areas water factory purchases
Liquor natrii hypochloritis is inconvenient.Therefore, it is necessary to the device using live production development liquor natrii hypochloritis, (i.e. sodium hypochlorite occurs
Device).
Hypochlorite generator includes no diaphragm hypochlorite generator and two kinds of diaphragm process hypochlorite generator.Tradition
That there are effective chlorine densities is not high by no diaphragm hypochlorite generator, salt consumption and power consumption is higher, operational management is relative complex, at high cost
The problems such as.In the vast rural areas, there are a large amount of lesser water factories of water supply scale, and operational management personnel amount and professional standards have
Limit, cannot manage well hypochlorite generator.Therefore, it is necessary to research and develop one kind high concentration time chlorine can be prepared in situ
The hypochlorite generator of acid sodium solution, the center water factory of placing it in are prepared in situ sodium hypochlorite solution with high concentration, then match
Periphery Small water works are sent to, such Small water works can only be equipped with throwing device and be added directly liquor natrii hypochloritis, it is not necessary to be equipped with again
Operational management difficulty can be greatly reduced in sterilizing equipment decontaminating apparatus.
Production sodium hypochlorite solution with high concentration can use for reference electrolysis with ion-exchange film producing chlorine technology, but gas present in electrolytic process
A series of problems, such as liquid separation and chlorine absorption reaction, needs to solve.It is how sufficiently de- that electrolyzer anode chamber goes out the chlorine in liquid
It removes；It it is not electrolysed light salt brine how to realize and utilize again, to reduce salt consumption；How chlorine is by the effective absorbing reaction generation time chlorine of lye
Sour sodium improves reaction efficiency, while avoiding local superchlorination from causing to generate sodium hypochlorite the problems such as decomposing once again and being also required to solve.
Utility model content
The purpose of the utility model is to provide a kind of high-concentrated sodium hypochlorite generators, to solve the above technical problems.
The utility model provides a kind of high-concentrated sodium hypochlorite generator, including water softener, dissolved salt tank, crude salt water pot,
Alkali dissolving tank, alkali cooler, sodium hypochlorite cooler, the first sodium hypochlorite circulating slot, dechlorinator, chlorine separator, electrolytic cell, hydrogen
Water seal, hydrogen separator, the first absorption tower, second absorption tower, filter, the second sodium hypochlorite circulating slot and sodium hypochlorite basin；
Water softener, dissolved salt tank, crude salt water pot are sequentially connected by pipeline, and the outlet pipeline of water softener is separately connected alkali soluble solution
Tank and hydrogen water seal, crude salt water pot are connected to the filter, and filter is connect with electrolytic cell, and alkali dissolving tank is absorbed with electrolytic cell and second
Tower connection, electrolytic cell are connect with chlorine separator and hydrogen separator, the chlorine inlet of chlorine separator and dechlorinator and the first absorption tower
Connection, dechlorinator connect with dissolved salt tank and second absorption tower, and dissolved salt tank is connect with second absorption tower, hydrogen separator and hydrogen water seal and
The connection of alkali cooler, alkali cooler are connect with the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot, the first hypochlorous acid
Sodium circulating slot and the second sodium hypochlorite circulating slot are connect with sodium hypochlorite cooler and sodium hypochlorite basin, sodium hypochlorite cooler
It is connect with the lye import on the first absorption tower, the first absorption tower is connect with second absorption tower, the first absorption tower and the first hypochlorous acid
Sodium circulating slot and the connection of the second sodium hypochlorite circulating slot.
Further, for crude salt water pot by adding brine pump to be connected to the filter, alkali dissolving tank passes through lye pump and electrolytic cell
Connection, filter and dechlorinator are connect by salt water circulating pump with dissolved salt tank, and hydrogen separator is cooling by NaOH solution circulating pump and alkali
Device connection, the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot pass through the first sodium hypochlorite absorption pump and sodium hypochlorite
Cooler connection, the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot pass through sodium hypochlorite discharging pump and sodium hypochlorite
Basin connection.
Further, second absorption tower is equipped with the circulation line for absorbing sodium hypochlorite, and circulation line is equipped with second
Sodium chlorate absorption pump.
Further, the filler in dechlorinator uses diameter for the acrylic sphere of 25mm.
Further, the first absorption tower and second absorption tower are all made of the chlorine that spray sodium hydroxide solution mode absorbs rising
Gas, inner stuffing use diameter for the acrylic sphere of 25mm.
Compared with prior art the beneficial effects of the utility model are:
Water is produced by water softener and prepares saturated salt solution, reduces deposition of the calcium ions and magnesium ions on ionic membrane；Pass through chlorine point
From device and the internal dechlorinator containing acrylic sphere as filler, realizes in anode chamber chlorine and be not electrolysed secondary point of light salt brine
From；The sodium hypochlorite circulating reaction system being made up of absorption tower, sodium hypochlorite absorption pump and sodium hypochlorite circulating slot is realized
Effective absorption to chlorine can be avoided sodium hypochlorite caused by the local superchlorination of appearance and decompose.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high-concentrated sodium hypochlorite generator of the utility model；
Fig. 2 is a kind of structural schematic diagram of high-concentrated sodium hypochlorite generator dechlorinator of the utility model；
Fig. 3 is a kind of structural schematic diagram on the first absorption tower of high-concentrated sodium hypochlorite generator of the utility model.
Figure label:
1- water softener；2- dissolved salt tank；3- crude salt water pot；4- alkali dissolving tank；5- alkali cooler；6- sodium hypochlorite cooler；
7- the first sodium hypochlorite circulating slot；8- dechlorinator；9- chlorine separator；10- electrolytic cell；11- hydrogen water seal；12- hydrogen separator；13-
First absorption tower；131- lye import；132- chlorine inlet；133- chlorine gas outlet；134- liquor natrii hypochloritis outlet；14-
Two absorption towers；15- salt water circulating pump；16- adds brine pump；17- filter；18- lye pump；19- NaOH solution circulating pump；20- first
Sodium hypochlorite absorption pump；21- the second sodium hypochlorite absorption pump；22- sodium hypochlorite discharging pump；23- the second sodium hypochlorite circulating slot；
24- sodium hypochlorite basin.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
Join shown in Fig. 1 to Fig. 3, present embodiments provide a kind of high-concentrated sodium hypochlorite generator, including is water softener 1, molten
Salt cellar 2, crude salt water pot 3, alkali dissolving tank 4, alkali cooler 5, sodium hypochlorite cooler 6, the first sodium hypochlorite circulating slot 7, dechlorination
Tower 8, chlorine separator 9, electrolytic cell 10, hydrogen water seal 11, hydrogen separator 12, the first absorption tower 13, second absorption tower 14, filter
17, the second sodium hypochlorite circulating slot 23 and sodium hypochlorite basin 24；
Water softener 1, dissolved salt tank 2, crude salt water pot 3 are sequentially connected by pipeline, and the outlet pipeline of water softener 1 is separately connected alkali
Dissolving tank 4 and hydrogen water seal 11, crude salt water pot 3 are connect with filter 17, and filter 17 is connect with electrolytic cell 10, alkali dissolving tank 4 with
Electrolytic cell 10 and second absorption tower 14 connect, and electrolytic cell 10 connect with chlorine separator 9 and hydrogen separator 12, chlorine separator 9 with take off
Chlorine tower 8 and the connection of the chlorine inlet 132 on the first absorption tower 13, dechlorinator 8 connect with dissolved salt tank 2 and second absorption tower 14, dissolved salt
Tank 2 is connect with second absorption tower 14, and hydrogen separator 12 is connect with hydrogen water seal 11 and alkali cooler 5, alkali cooler 5 and first time chlorine
Sour sodium circulating slot 7 and the connection of the second sodium hypochlorite circulating slot 23, the first sodium hypochlorite circulating slot 7 and the second sodium hypochlorite circulating slot
23, which store 24 tanks with sodium hypochlorite cooler 6 and sodium hypochlorite, connect, the lye on sodium hypochlorite cooler 6 and the first absorption tower 13 into
Mouthfuls 131 connect, and the first absorption tower 13 is connect with second absorption tower 14, the first absorption tower 13 and the first sodium hypochlorite circulating slot 7 and
The connection of second sodium hypochlorite circulating slot 23.
High-concentrated sodium hypochlorite generator provided in this embodiment produces water by water softener and prepares saturated salt solution, reduces
Depositions of the calcium ions and magnesium ions on ionic membrane；By chlorine separator and the internal dechlorinator containing acrylic sphere as filler, realize
Chlorine and light salt brine secondary separation is not electrolysed in anode chamber；It is followed by absorption tower, sodium hypochlorite absorption pump and sodium hypochlorite
The sodium hypochlorite circulating reaction system of annular groove composition, realizes effective absorption to chlorine, can be avoided the local superchlorination of appearance
Caused sodium hypochlorite decomposes.
In the present embodiment, for crude salt water pot 3 by adding brine pump 16 to connect with filter 17, alkali dissolving tank 4 passes through lye
Pump 18 is connect with electrolytic cell 10, and filter 17 and dechlorinator 8 are connect by salt water circulating pump 15 with dissolved salt tank 2, hydrogen separator 12
It is connect by NaOH solution circulating pump 19 with alkali cooler 5, the first sodium hypochlorite circulating slot 7 and the second sodium hypochlorite circulating slot 23 pass through
First sodium hypochlorite absorption pump 20 is connect with sodium hypochlorite cooler 6, and the first sodium hypochlorite circulating slot 7 and the second sodium hypochlorite follow
Annular groove 23 is connect by sodium hypochlorite discharging pump 22 with sodium hypochlorite basin 24.
In the present embodiment, second absorption tower 14 is equipped with the circulation line for absorbing sodium hypochlorite, and circulation line is equipped with
Second sodium hypochlorite absorption pump 21.
In the present embodiment, the filler in dechlorinator 8 uses diameter for the acrylic sphere of 25mm.
In the present embodiment, the first absorption tower 13 and second absorption tower 14 are all made of spray sodium hydroxide solution mode and absorb
The chlorine of rising, inner stuffing use diameter for the acrylic sphere of 25mm.
The high-concentrated sodium hypochlorite generator is with dechlorinator, sodium hypochlorite circulating reaction system (the first absorption tower 13, second
Absorption tower 14, the first sodium hypochlorite absorption pump 20, the second sodium hypochlorite absorption pump 21, the first sodium hypochlorite circulating slot 7, second
Sodium chlorate circulating slot 23) be core, further include into water water distribution system, the anode light salt brine circulatory system, cathode alkali liquor circulating system,
Chlorine absorption and circulation etc..
The electrolyte loop condition of ionic membrane hypochlorite generator's anode and cathode is specific as follows.Tap water water inlet passes through
After water softener 1, calcium ions and magnesium ions concentration reaches the level of several mg/L, flows into dissolved salt tank 2, while being added admittedly in dissolved salt tank 2
Body is without iodine edible salt (sodium chloride purity should be able to reach 98.5% or more), it is ensured that there is certain undissolved salt in 2 salt of dissolved salt tank, from
And guarantee that salt water is in a saturated state in dissolved salt tank 2, it is slowly injected into pure water into dissolved salt tank 2, overflows to the storage of crude salt water pot 3 completely,
Crude salt water concentration is greater than 25%.By add brine pump 16 by the saturated salt solution in crude salt water pot 3 through filter 17 be delivered to from
In sub- membrane electrolysis cells 10.Flaky sodium hydrate is added into alkali dissolving tank 4, is then slowly added into pure water, and manual with stirring rod
Stirring, makes concentration of lye be maintained at 20% or so.
Ionic membrane divides electrolytic cell 10 for anode chamber and cathode chamber, and anolyte is saturated salt solution, catholyte
For lye (i.e. sodium hydroxide solution), anode and cathode is all made of reticular structure, and the painting of the oxides such as titanium, ruthenium is coated on anode network
Layer；The oxide coating of nickel is coated on cathode screen.After energization, in cathode chamber, water (H2O it) discharges in cathode surface and generates hydrogen
(H2), the sodium ion (Na formed after the dissolution of anode chamber's salt+) cathode chamber is then entered by anode chamber across ionic membrane, with cathode chamber
Hydroxide ion (the OH generated after water electrolysis-) combine generation sodium hydroxide (NaOH)；In anode chamber, formed after salt dissolution
Chloride ion (Cl-) then discharging in anode surface generates chlorine (Cl2).The reaction equation that tank house anode and cathode occurs respectively is as follows:
Anode: 2Cl--2e→Cl2
Cathode: 2H++2e→H2
Light salt brine and chlorine after electrolysis are exported from anode chamber, flow through chlorine separator 9, realize the preliminary of chlorine and light salt brine
Separation, passes through dechlorinator 8, further separates gaseous state chlorine and salt water, and remove the chlorine being dissolved in light salt brine, finally makes
Residual chlorine is sufficiently removed from light salt brine, and the chlorine removed in chlorine separator 9 enters in the first absorption tower 13, in dechlorinator 8
The chlorine of removing and a small amount of chlorine entered in dissolved salt tank 2 enter together in second absorption tower 14, have neither part nor lot in the salt of electrolysis
Water with separate after light salt brine then pass through salt water circulating pump 15 flow into dissolved salt tank 2 in realize that is do not electrolyzed table salt recycles.Alkali
Lye in dissolving tank 4 is entered in 10 cathode chamber of electrolytic cell by lye pump 18, the hydrogen (H that cathode surface electrolysis generates2) logical
It crosses hydrogen separator to separate with lye, is most discharged to outdoor through hydrogen water seal 11 afterwards.
Chlorine separate absorbent and the course of work of sodium hypochlorite circulating reaction system are: chlorine is after anode export, chlorine
Chlorine separate for the first time with light salt brine by separator 9, and the chlorine after separation is absorbed by the first absorption tower 13, through chlorine separator
After 9, chlorine remaining in light salt brine is carried out second and separated by dechlorinator 8, the chlorine after separation and lacking in entrance dissolved salt tank 2
It measures chlorine and enters in the suction of second absorption tower 14 together into the chlorine for participating in reaction complete in the first absorption tower 13 and participate in
Reaction.
In sodium hypochlorite circulating reaction system, the lye that cathode chamber is electrolysed out passes through NaOH solution circulating pump 19, through alkali cooler 5
After condensation, into sodium hypochlorite circulating slot (the first sodium hypochlorite circulating slot 7, the second sodium hypochlorite circulating slot 23), by secondary
Enter 13 in the first absorption tower after sodium chlorate cooler 6, the lye for having neither part nor lot in electrolysis enters in second absorption tower 14, and first absorbs
Tower 13, second absorption tower 14 are all made of the chlorine that spray sodium hydroxide solution mode absorbs rising, and chlorine and lye are sufficiently mixed
Reaction generates liquor natrii hypochloritis, and is again introduced into sodium hypochlorite circulating slot, circular response after a certain period of time, the secondary chlorine of generation
Acid sodium solution enters in sodium hypochlorite basin 24 through sodium hypochlorite discharging pump 22, and the liquor natrii hypochloritis of formation can be used for supplying water
The disinfection of engineering.
High-concentrated sodium hypochlorite generator provided in this embodiment improves electrolyzer anode chamber's chlorine removal efficiency, anode
Room chlorine and cathode chamber alkaline reaction efficiency, further decrease operating cost, specifically include following technical effect:
(1) separation of chlorine and light salt brine uses the second-order separation process, and the first order separates gaseous state chlorine and salt water, the second level
The chlorine being dissolved in light salt brine is further removed, wherein having diameter in the dechlorinator of the second level is the acrylic sphere conduct of 25mm
Filler, large specific surface area can sufficiently solve gas-liquid exchange, and separating effect is preferable.The separation of existing chlorine and light salt brine uses
Gas-liquid separator achievees the effect that separation by gas-liquid specific gravity difference, and this separating effect is not thorough, and isolated light salt brine
In containing a large amount of not by isolated chlorine.
(2) chlorine of rising is absorbed using spray sodium hydroxide solution mode, chlorine can be sufficiently mixed with sodium hydroxide,
Reaction efficiency is high.Filler inside absorption tower is identical as filler in dechlorinator, wherein the depth of packing in the first absorption tower is than
Two absorb tower heights, can abundant reactive absorption, prevent chlorine from leaking.Existing chlorine absorption method is in liquor natrii hypochloritis's tank
It is passed through chlorine tube, is absorbed using positive pressure, chlorine can not be evenly distributed in lye, and reaction efficiency is low and in chlorine tube near exit
The sodium hypochlorite generated is caused to decompose again because local superchlorination easily occurs in chlorine gas concentration height.
(3) after the light salt brine of anode electrolytic cell outflow is separated with chlorine, enter in dissolved salt tank through salt water circulating pump, realize not
The utilization again to electrolyze table salt reduces the salt consumption of electrolysis unit, while salt being avoided to enter in liquor natrii hypochloritis, therefore can be reduced pair
The increase of water body total dissolved solid value (TDS).
(4) hydrogen that electric tank cathode generates is outdoor by the discharge of hydrogen water seal arrangement after hydrogen separator separates, wherein
Used hydrogen water seal arrangement can prevent outside gasses from entering the concentration of reaction system and dilution discharge hydrogen, reduce peace
Full hidden danger.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.
Claims (5)
1. a kind of high-concentrated sodium hypochlorite generator, which is characterized in that including water softener, dissolved salt tank, crude salt water pot, alkali soluble solution
Tank, alkali cooler, sodium hypochlorite cooler, the first sodium hypochlorite circulating slot, dechlorinator, chlorine separator, electrolytic cell, hydrogen water seal,
Hydrogen separator, the first absorption tower, second absorption tower, filter, the second sodium hypochlorite circulating slot and sodium hypochlorite basin；
The water softener, dissolved salt tank, crude salt water pot are sequentially connected by pipeline, and the outlet pipeline of the water softener is separately connected institute
Alkali dissolving tank and hydrogen water seal are stated, the crude salt water pot is connect with the filter, and the filter is connect with the electrolytic cell, institute
It states alkali dissolving tank to connect with the electrolytic cell and second absorption tower, the electrolytic cell and the chlorine separator and hydrogen separator connect
It connects, the chlorine separator is connect with the chlorine inlet of the dechlorinator and the first absorption tower, the dechlorinator and the dissolved salt tank
And second absorption tower connection, the dissolved salt tank are connect with the second absorption tower, the hydrogen separator and the hydrogen water seal and alkali
Cooler connection, the alkali cooler is connect with the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot, described
First sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot are connect with the sodium hypochlorite cooler and sodium hypochlorite basin,
The sodium hypochlorite cooler is connect with the lye import on first absorption tower, and first absorption tower and described second absorbs
Tower connection, first absorption tower is connect with the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot.
2. a kind of high-concentrated sodium hypochlorite generator according to claim 1, which is characterized in that the crude salt water pot passes through
Add brine pump to connect with the filter, the alkali dissolving tank is connect by lye pump with the electrolytic cell, the filter and
Dechlorinator is connect by salt water circulating pump with the dissolved salt tank, and the hydrogen separator passes through NaOH solution circulating pump and the alkali cooler
Connection, the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot pass through the first sodium hypochlorite absorption pump and described time
The connection of sodium chlorate cooler, the first sodium hypochlorite circulating slot and the second sodium hypochlorite circulating slot pass through sodium hypochlorite discharging pump
It is connect with the sodium hypochlorite basin.
3. a kind of high-concentrated sodium hypochlorite generator according to claim 2, which is characterized in that the second absorption tower is set
There is the circulation line for absorbing sodium hypochlorite, the circulation line is equipped with the second sodium hypochlorite absorption pump.
4. a kind of high-concentrated sodium hypochlorite generator according to claim 3, which is characterized in that filling out in the dechlorinator
Material uses diameter for the acrylic sphere of 25mm.
5. a kind of high-concentrated sodium hypochlorite generator according to claim 4, which is characterized in that first absorption tower and
Second absorption tower is all made of the chlorine that spray sodium hydroxide solution mode absorbs rising, and inner stuffing uses diameter for the poly- of 25mm
Propylene ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821044661.4U CN208414568U (en) | 2018-07-03 | 2018-07-03 | A kind of high-concentrated sodium hypochlorite generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821044661.4U CN208414568U (en) | 2018-07-03 | 2018-07-03 | A kind of high-concentrated sodium hypochlorite generator |
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| CN208414568U true CN208414568U (en) | 2019-01-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505061A (en) * | 2018-07-03 | 2018-09-07 | 中国水利水电科学研究院 | A kind of high-concentrated sodium hypochlorite generator |
| CN113314733A (en) * | 2021-03-19 | 2021-08-27 | 北京和瑞储能科技有限公司 | Rebalanceable system of iron-chromium flow battery |
| CN114642746A (en) * | 2022-04-07 | 2022-06-21 | 安徽萍聚德医疗科技股份有限公司 | Subacidity hypochlorous acid all-in-one |
-
2018
- 2018-07-03 CN CN201821044661.4U patent/CN208414568U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505061A (en) * | 2018-07-03 | 2018-09-07 | 中国水利水电科学研究院 | A kind of high-concentrated sodium hypochlorite generator |
| CN113314733A (en) * | 2021-03-19 | 2021-08-27 | 北京和瑞储能科技有限公司 | Rebalanceable system of iron-chromium flow battery |
| CN114642746A (en) * | 2022-04-07 | 2022-06-21 | 安徽萍聚德医疗科技股份有限公司 | Subacidity hypochlorous acid all-in-one |
| CN114642746B (en) * | 2022-04-07 | 2023-09-05 | 安徽萍聚德医疗科技股份有限公司 | Slightly acidic hypochlorous acid all-in-one machine |
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