CN210458375U - Device for producing sodium hypochlorite disinfectant by electrolyzing seawater - Google Patents
Device for producing sodium hypochlorite disinfectant by electrolyzing seawater Download PDFInfo
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- CN210458375U CN210458375U CN201920725181.2U CN201920725181U CN210458375U CN 210458375 U CN210458375 U CN 210458375U CN 201920725181 U CN201920725181 U CN 201920725181U CN 210458375 U CN210458375 U CN 210458375U
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Abstract
The utility model provides a device for producing sodium hypochlorite disinfectant by electrolyzing seawater, which comprises a coagulation reaction box, a ceramic membrane component, a calcium-magnesium ion adsorption resin tank, a high-level seawater desalting tank, an ion membrane electrolytic tank, a chlorine separation device, a sodium hypochlorite reaction device and a sodium hypochlorite storage tank; the coagulation reaction box, the ceramic membrane component and the calcium and magnesium ion adsorption resin tank are sequentially connected; the ionic membrane electrolytic cell comprises an anode, a cathode and an ionic membrane; the ionic membrane is arranged between the anode and the cathode, and divides the ionic membrane electrolytic cell into an anode chamber and a cathode chamber; the anode and the cathode are of a net structure; the high-level seawater tank is connected with the anode chamber; the high-level seawater desalination tank is connected with the cathode chamber; the chlorine gas separation device is connected with the anode chamber; the sodium hypochlorite reaction device is connected with the chlorine separation device and the cathode chamber; the sodium hypochlorite storage tank is connected with the sodium hypochlorite reaction device. The utility model discloses utilize sea water production sodium hypochlorite antiseptic solution, do not need additionally to add chemical agent, be applicable to coastal area water works and prepare sodium hypochlorite antiseptic solution.
Description
Technical Field
The utility model belongs to the technical field of liquid chlorine disinfection, concretely relates to device of electrolysis sea water production sodium hypochlorite antiseptic solution.
Background
Liquid chlorine disinfection is the most mature drinking water disinfection technology, but before use, the drinking water needs to be examined and approved by public security departments and put on record, and a water plant needs to be equipped with a chlorine leakage absorption device, so that the safety of transportation, use and storage is poor. The disinfection method adopting the sodium hypochlorite solution is high in safety, and although the water plant can purchase the commodity sodium hypochlorite solution for disinfection, the disinfection method adopting the commodity sodium hypochlorite solution has the problems of high cost, high pH value, easiness in blocking and corrosion of a feeding pump during feeding and the like, and the water plant in some regions is inconvenient to purchase the sodium hypochlorite solution. Therefore, it is necessary to use a device for producing a sodium hypochlorite solution (i.e., a sodium hypochlorite generator) which is generated on site. The problem of high salt consumption generally exists in the existing sodium hypochlorite generator, and in coastal areas, seawater resources are rich, so that how to utilize seawater (containing salt) to produce a sodium chlorate solution is a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device of electrolysis sea water production sodium hypochlorite antiseptic solution adopts ion membrane electrolysis cell electrolysis sea water to prepare the sodium hypochlorite antiseptic solution to reduce the salt and consume.
The utility model provides a device for producing sodium hypochlorite disinfectant by electrolyzing seawater, which comprises a coagulation reaction box, a ceramic membrane component, a calcium-magnesium ion adsorption resin tank, a high-level seawater desalting tank, an ion membrane electrolytic tank, a chlorine separation device, a sodium hypochlorite reaction device and a sodium hypochlorite storage tank;
the coagulation reaction box, the ceramic membrane component and the calcium-magnesium ion adsorption resin tank are sequentially connected and used for pretreating seawater, wherein the coagulation reaction box is used for carrying out coagulation treatment on the seawater to enable larger suspended matters and organic colloids in the seawater to form precipitates; the ceramic membrane component is used for carrying out secondary purification treatment on the seawater supernatant after coagulating sedimentation so as to remove fine colloidal substances in the seawater; the calcium and magnesium ion adsorption resin tank is used for treating the seawater subjected to secondary purification so as to reduce the concentration of calcium and magnesium ions in the seawater;
the ionic membrane electrolytic cell comprises an anode, a cathode and an ionic membrane; the ionic membrane is arranged between the anode and the cathode, and divides the ionic membrane electrolytic cell into an anode chamber and a cathode chamber; the anode and the cathode are of a net structure;
the water inlet of the high-level seawater tank is connected with the pretreated seawater conveying pipeline, the water outlet of the high-level seawater tank is connected with the anode chamber, and the high-level seawater tank is used for enabling the pretreated seawater to automatically flow into the anode chamber to generate chlorine by utilizing the height difference between the high-level seawater tank and the ion membrane electrolytic cell;
the water outlet of the high-level seawater desalination tank is connected with the cathode chamber and is used for enabling the desalinated seawater to automatically flow into the cathode chamber to be electrolyzed to generate hydrogen and hydroxyl ions by utilizing the height difference between the high-level seawater desalination tank and the ionic membrane electrolytic cell, so that the hydroxyl ions are combined with sodium ions which penetrate through the ionic membrane and enter the cathode chamber from the anode chamber to generate a sodium hydroxide solution;
the chlorine separation device is connected with the anode chamber and is used for removing chlorine from the desalted seawater generated after the seawater is electrolyzed in the anode chamber;
the sodium hypochlorite reaction device is connected with the chlorine separation device and the cathode chamber and is used for reacting the removed chlorine with the sodium hydroxide solution to generate a sodium hypochlorite disinfectant;
the sodium hypochlorite storage tank is connected with the sodium hypochlorite reaction device and is used for storing sodium hypochlorite disinfectant.
Furthermore, a grid mesh partition plate is arranged in the chlorine gas separation device and used for extruding the desalted seawater containing chlorine gas through a grid mesh structure on the partition plate so as to remove the chlorine gas from the desalted seawater.
Furthermore, the sodium hypochlorite reaction device is provided with an aeration device, and the contact area of chlorine and sodium hydroxide is increased, so that the reaction time is prolonged, and the chlorine and the sodium hydroxide solution are promoted to fully react.
Further, the aeration device is of a mosquito coil structure made of polytetrafluoroethylene tubes.
Further, the apparatus further comprises a hydrogen discharge means for discharging hydrogen gas electrolytically generated in the cathode chamber.
Further, the anode is coated with an oxide coating of titanium or ruthenium and the cathode is coated with an oxide coating of nickel.
Further, the ion membrane is a perfluorosulfonic acid ion exchange membrane.
Furthermore, one side of the meshed anode of the ionic membrane electrolytic cell is provided with a support rib, and the support rib is fixed on the anode conductive plate and used for enabling the ionic membrane to be tightly attached to the anode in the operation of the electrolytic cell so as to reduce the vibration of the ionic membrane.
Further, the support ribs are made of polytetrafluoroethylene.
Further, the ceramic membrane module adopts a zirconia ceramic ultrafiltration membrane.
Compared with the prior art, the beneficial effects of the utility model are that:
realized utilizing sea water production sodium hypochlorite antiseptic solution, need not additionally add chemical agent, be applicable to coastal waterworks and prepare the sodium hypochlorite antiseptic solution on the scene, concrete technological effect includes:
(1) the utility model discloses a ceramic membrane is as the pretreatment process of sea water, and ceramic membrane has advantages such as chemical stability is good, mechanical strength is good, antimicrobial, aperture distribution is narrow, separation performance is good and long service life, and it is better to get rid of the effect to the impurity in the sea water, and quality of water is more stable.
(2) The utility model discloses a natural circulation mode of relying on gravity can avoid adopting the ionic membrane vibration that the forced circulation electrolyte circulation mode of measuring pump income electrolyte arouses, effectively avoids the membrane damage, prolongs the life of membrane.
(3) The utility model discloses a chlorine separator with grid net baffle, grid network structure on the baffle can extrude the desalination sea water that contains chlorine, makes chlorine desorption from the desalination sea water. In the prior art, gas-liquid separation is generally carried out by depending on different gas-liquid specific gravities, the separation effect is not thorough, and the separated desalinated seawater contains a large amount of chlorine which is not separated. Compared with the prior art, the utility model discloses a chlorine separator with grid net baffle can make the separation effect more thorough.
(4) The utility model discloses a sodium hypochlorite reaction unit with aeration equipment can reduce the size of chlorine bubble, increases the quantity of bubble, increases the area of contact of chlorine and alkali lye, improves the turbulent degree of alkali lye, prolongs the contact time of chlorine and alkali lye, and then reaches the effect of abundant reaction. In the prior art, a chlorine absorption method generally comprises the steps of introducing a single chlorine pipe into a sodium hypochlorite solution tank, wherein chlorine cannot be uniformly distributed in alkali liquor, the reaction efficiency is low, and the generated sodium hypochlorite is decomposed again due to local over-chlorination easily occurring near the outlet of the chlorine pipe due to high concentration of the chlorine. Compared with the prior art, the utility model discloses a sodium hypochlorite reaction unit with aeration equipment can improve reaction efficiency to make the reaction more abundant.
Drawings
FIG. 1 is a schematic view of the apparatus for producing sodium hypochlorite disinfectant by electrolyzing seawater according to the present invention;
FIG. 2 is an external view of the chlorine gas separation device of the present invention;
FIG. 3 is a schematic diagram of the internal structure of the chlorine gas separation device of the present invention;
FIG. 4 is a schematic structural view of the aeration apparatus of the present invention;
FIG. 5 is a plan view of the arrangement of the mesh-shaped anode supporting ribs of the ion-exchange membrane electrolyzer of the present invention;
FIG. 6 is a front view of the arrangement of the mesh-shaped anode supporting ribs of the ion-exchange membrane electrolyzer of the present invention;
fig. 7 is a side view of the arrangement of the mesh-shaped anode supporting ribs of the ion-exchange membrane electrolyzer.
Reference numbers in the figures:
11-a coagulation reaction box; 12-a ceramic membrane module; 13-calcium magnesium ion adsorption resin tank; 14-high seawater tank; 15-an anode chamber; 16-an ionic membrane; 17-a chlorine gas separation unit; 171-grid mesh baffles; 18-a support rib; 19-an anode conductive plate;
21-high seawater desalination tank; 22-a cathode chamber; 23-a hydrogen discharge device;
3-sodium hypochlorite reaction device; 31-an aeration device; aeration holes 311;
4-sodium hypochlorite storage tank.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
Referring to fig. 1 to 3, the embodiment provides a device for producing a sodium hypochlorite disinfectant by electrolyzing seawater, which includes a coagulation reaction tank 11, a ceramic membrane component 12, a calcium-magnesium ion adsorption resin tank 13, an elevated seawater tank 14, an elevated seawater desalination tank 21, an ionic membrane electrolytic cell, a chlorine separation device 17, a sodium hypochlorite reaction device 3, and a sodium hypochlorite storage tank 4;
the coagulation reaction box 11, the ceramic membrane component 12 and the calcium and magnesium ion adsorption resin tank 13 are sequentially connected and used for pretreating seawater, wherein the coagulation reaction box 11 is used for carrying out coagulation treatment on the seawater to enable larger suspended matters and organic colloids in the seawater to form precipitates; the ceramic membrane component 12 is used for carrying out secondary purification treatment on the seawater supernatant after coagulating sedimentation so as to remove fine colloidal substances in the seawater; the calcium and magnesium ion adsorption resin tank 13 is used for treating the seawater after secondary purification so as to reduce the concentration of calcium and magnesium ions in the seawater;
the ionic membrane electrolytic cell comprises an anode, a cathode and an ionic membrane 16; the ionic membrane 16 is arranged between the anode and the cathode and divides the ionic membrane electrolytic cell into an anode chamber 15 and a cathode chamber 22; the anode and the cathode are of a net structure; one side of the anode is provided with a support rib;
the water inlet of the high-level seawater tank 14 is connected with the pretreated seawater conveying pipeline, the water outlet of the high-level seawater tank 14 is connected with the anode chamber 15, and the high-level seawater tank is used for enabling the pretreated seawater to automatically flow into the anode chamber 15 to be electrolyzed to generate chlorine by utilizing the height difference between the high-level seawater tank 14 and the ion membrane electrolytic cell;
the water outlet of the high-level seawater desalination tank 21 is connected with the cathode chamber 22 and is used for enabling the desalinated seawater to automatically flow into the cathode chamber 22 to be electrolyzed to generate hydrogen and hydroxyl ions by utilizing the height difference between the high-level seawater desalination tank 21 and the ionic membrane electrolytic cell, so that the hydroxyl ions are combined with sodium ions which penetrate through the ionic membrane 16 and enter the cathode chamber 22 from the anode chamber 15 to generate a sodium hydroxide solution;
the chlorine separation device 17 is connected with the anode chamber 15 and is used for removing chlorine from the desalinated seawater generated after the seawater is electrolyzed in the anode chamber 15;
the sodium hypochlorite reaction device 3 is connected with the chlorine gas separation device 17 and the cathode chamber 22 and is used for reacting the removed chlorine gas with a sodium hydroxide solution to generate a sodium hypochlorite disinfectant;
and the sodium hypochlorite storage tank 4 is connected with the sodium hypochlorite reaction device 3 and is used for storing a sodium hypochlorite disinfectant.
In this embodiment, the chlorine separation device 17 is provided with a grid mesh partition 171 inside, and a grid mesh structure arranged in a cross manner is provided above the upper part 1/3 of the partition, so as to squeeze the desalinated sea water containing chlorine through the grid mesh structure on the partition, so that the chlorine is removed from the desalinated sea water. When the flow rate of the electrolyte is 3.0L/h, the effective chlorine concentration of the product can be improved by about 13 percent by adopting the chlorine gas separation device 17 with the grid partition plate 171 and a common chlorine gas separation device.
In this embodiment, the sodium hypochlorite reaction apparatus 3 is provided with an aeration apparatus 31 for constantly updating the sodium hydroxide solution flowing into the sodium hypochlorite reaction apparatus 3 to promote the chlorine gas to be transferred to the inside of the sodium hydroxide solution, so that the chlorine gas and the sodium hydroxide solution fully react. As shown in fig. 4, the aeration device 31 is a mosquito coil-shaped structure made of polytetrafluoroethylene tube. The mosquito-repellent incense coil is made of polytetrafluoroethylene tube with the inner diameter of 5mm, and is placed at the bottom of the sodium hypochlorite reaction device 3, and aeration holes 311 with the diameter of 2mm are drilled at intervals of 10 mm. After the aeration device 31 is adopted and absorbed for 50min, the effective chlorine concentration can be improved by about 25 percent compared with that of the single pipe chlorine introduction.
Referring to fig. 5 to 7, the dimension unit is mm, one side of the mesh anode of the ionic membrane electrolytic cell is provided with a support rib 18, and the support rib 18 is fixed on an anode conductive plate 19 and used for enabling the ionic membrane to be attached to the anode as close as possible during the operation of the electrolytic cell so as to reduce the vibration of the ionic membrane. In this embodiment, the support ribs 18 are made of polytetrafluoroethylene, which has the function of resisting chlorine and corrosion of acidic liquid (the anode has chlorine gas generation, and the pH value is low).
In the present embodiment, the apparatus further comprises a hydrogen discharge means 23 for discharging hydrogen gas electrolytically generated in the cathode chamber.
In this example, the anode is coated with an oxide coating of titanium or ruthenium and the cathode is coated with an oxide coating of nickel.
In the present embodiment, the ion membrane 16 is a perfluorosulfonic acid ion exchange membrane.
In this embodiment, the ceramic membrane module 12 may be a zirconia ceramic ultrafiltration membrane with an average pore size of 50nm and a number of channels of 7, the seawater turbidity is about 13.3NTU, the flocculant is polyaluminium chloride, the added amount is 2mg/L, the effluent turbidity is about 0.08NTU, and the total number of colonies is less than 100 CFU/mL.
In this embodiment, after the direct current is applied to the ion-exchange membrane electrolyzer, chlorine ions (Cl) in seawater are introduced into the anode chamber 15-) Chlorine gas (Cl) is generated by discharge on the surface of the anode2). In the cathode chamber 22, water (H)2O) discharge on the cathode surface to generate hydrogen (H)2) Sodium ion (Na) in seawater in the anode chamber 15+) Then the water passes through the ionic membrane 16 and enters the cathode chamber 22 from the anode chamber 15, and is electrolyzed with the water in the cathode chamber 22 to generate hydroxyl ions(OH-) Binding produces sodium hydroxide (NaOH).
The reaction equations respectively generated by the cathode and the anode of the electrolytic chamber are as follows:
and (3) anode reaction: 2Cl--2e→Cl2↑
And (3) cathode reaction: 2H2O+2e→2OH-+H2↑
The electrolyzed desalinated seawater and the chlorine gas are led out from the anode chamber 15 and flow through a chlorine gas separation device 17 with a grid partition plate 171 arranged inside, the grid mesh structure on the partition plate can extrude the desalinated seawater containing the chlorine gas, so that the chlorine gas is removed from the desalinated seawater, and the chlorine gas removed from the chlorine gas separation device enters a sodium hypochlorite reaction device 3.
The desalinated seawater in the high-level desalinated seawater tank 21 flows into the cathode chamber 22 of the electrolytic cell by gravity, and hydrogen (H) is generated on the surface of the cathode through electrolysis2) Hydrogen (H)2) Finally, the gas is blown out of the room through the hydrogen discharging device and is discharged out of the system.
And finally, the separated chlorine gas and sodium hydroxide generated by combining the cathode chamber react in a sodium hypochlorite reaction device 3 provided with an aeration device to generate sodium hypochlorite (NaClO), and the generated finished product is stored in a sodium hypochlorite storage tank 4.
By the method for producing the sodium hypochlorite disinfectant by electrolyzing seawater, the production of the sodium hypochlorite disinfectant by utilizing seawater is realized, no additional chemical agent is required to be added, and the method is suitable for preparing the sodium hypochlorite disinfectant on site in coastal waterworks and has the following technical effects:
(1) the utility model discloses a ceramic membrane is as the pretreatment process of sea water, and ceramic membrane has advantages such as chemical stability is good, mechanical strength is good, antimicrobial, aperture distribution is narrow, separation performance is good and long service life, and it is better to get rid of the effect to the impurity in the sea water, and quality of water is more stable.
(2) The utility model discloses a natural circulation mode of relying on gravity can avoid adopting the ionic membrane vibration that the forced circulation electrolyte circulation mode of measuring pump income electrolyte arouses, effectively avoids the membrane damage, prolongs the life of membrane. After 10 days of operation, the current efficiency of the electrolyzer adopting the natural circulation mode is 11 percent higher than that of the electrolyzer adopting the forced circulation mode.
(3) The utility model discloses a chlorine separator with grid net baffle, grid network structure on the baffle can extrude the desalination sea water that contains chlorine, makes chlorine desorption from the desalination sea water. The prior art generally adopts a gas-liquid separator which performs gas-liquid separation depending on different gas-liquid specific gravities, the separation effect is not thorough, and the separated desalinated seawater contains a large amount of chlorine which is not separated. Compared with the prior art, the utility model discloses a chlorine separator with grid net baffle can make the separation effect more thorough.
(4) The utility model discloses a sodium hypochlorite reaction unit with aeration equipment can reduce the size of chlorine bubble, increases the quantity of bubble, increases the area of contact of chlorine and alkali lye, improves the turbulent degree of alkali lye, prolongs the contact time of chlorine and alkali lye, and then reaches the effect of abundant reaction. In the prior art, a chlorine absorption method generally comprises the steps of introducing a single chlorine pipe into a sodium hypochlorite solution tank, wherein chlorine cannot be uniformly distributed in alkali liquor, the reaction efficiency is low, and the generated sodium hypochlorite is decomposed again due to local over-chlorination easily occurring near the outlet of the chlorine pipe due to high concentration of the chlorine. Compared with the prior art, the utility model discloses an adopt sodium hypochlorite reaction unit who has aeration equipment can improve reaction efficiency to make the reaction more abundant.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. A device for producing sodium hypochlorite disinfectant by electrolyzing seawater is characterized by comprising a coagulation reaction box, a ceramic membrane component, a calcium-magnesium ion adsorption resin tank, an elevated seawater desalination tank, an ionic membrane electrolytic cell, a chlorine separation device, a sodium hypochlorite reaction device and a sodium hypochlorite storage tank;
the coagulation reaction box, the ceramic membrane component and the calcium-magnesium ion adsorption resin tank are sequentially connected and used for pretreating seawater, wherein the coagulation reaction box is used for carrying out coagulation treatment on the seawater to enable larger suspended matters and organic colloids in the seawater to form precipitates; the ceramic membrane component is used for carrying out secondary purification treatment on the seawater supernatant after coagulating sedimentation so as to remove fine colloidal substances in the seawater; the calcium and magnesium ion adsorption resin tank is used for treating the seawater subjected to secondary purification so as to reduce the concentration of calcium and magnesium ions in the seawater;
the ionic membrane electrolytic cell comprises an anode, a cathode and an ionic membrane; the ionic membrane is arranged between the anode and the cathode and divides the ionic membrane electrolytic cell into an anode chamber and a cathode chamber; the anode and the cathode are of a net structure;
the water inlet of the high-level seawater tank is connected with the pretreated seawater conveying pipeline, the water outlet of the high-level seawater tank is connected with the anode chamber, and the high-level seawater tank is used for enabling pretreated seawater to automatically flow into the anode chamber to be electrolyzed to generate chlorine by utilizing the height difference between the high-level seawater tank and the ionic membrane electrolytic cell;
the water outlet of the high-level desalinated seawater tank is connected with the cathode chamber and is used for enabling desalinated seawater to automatically flow into the cathode chamber to be electrolyzed to generate hydrogen and hydroxide ions by utilizing the height difference between the high-level desalinated seawater tank and the ionic membrane electrolytic cell, so that the hydroxide ions are combined with sodium ions which penetrate through the ionic membrane and enter the cathode chamber from the anode chamber to generate a sodium hydroxide solution;
the chlorine gas separation device is connected with the anode chamber and is used for removing chlorine gas from seawater desalted after seawater is electrolyzed in the anode chamber;
the sodium hypochlorite reaction device is connected with the chlorine separation device and the cathode chamber and is used for reacting the removed chlorine with a sodium hydroxide solution to generate a sodium hypochlorite disinfectant;
the sodium hypochlorite storage tank is connected with the sodium hypochlorite reaction device and is used for storing the sodium hypochlorite disinfectant.
2. The apparatus for producing sodium hypochlorite disinfectant solution by electrolyzing seawater as claimed in claim 1, wherein said chlorine gas separating device is provided with a grid partition plate therein for squeezing the desalinated seawater containing chlorine gas through the grid mesh structure on the partition plate, so as to remove the chlorine gas from the desalinated seawater.
3. The apparatus for producing sodium hypochlorite disinfectant solution according to claim 1, wherein said sodium hypochlorite reaction apparatus is provided with an aeration device for increasing the contact area between chlorine and sodium hydroxide to prolong the reaction time for promoting the chlorine to fully react with the sodium hydroxide solution.
4. The apparatus for producing sodium hypochlorite disinfectant liquid by electrolyzing seawater as recited in claim 3, wherein said aeration device is a coil-shaped structure of mosquito-repellent incense made of polytetrafluoroethylene tube.
5. The apparatus for producing sodium hypochlorite disinfectant liquid by electrolyzing seawater as set forth in claim 1, further comprising a hydrogen discharge means for discharging hydrogen gas generated by the electrolysis in the cathode chamber.
6. The apparatus for producing sodium hypochlorite disinfectant liquid by electrolyzing seawater as claimed in claim 1, wherein said anode is coated with an oxide coating of titanium or ruthenium, and said cathode is coated with an oxide coating of nickel.
7. The apparatus for producing sodium hypochlorite disinfectant by electrolyzing seawater as claimed in claim 1, wherein said ion membrane is a perfluorosulfonic acid ion exchange membrane.
8. The apparatus for producing sodium hypochlorite disinfectant solution according to claim 1, wherein a support rib is disposed on one side of the mesh anode of the ionic membrane electrolyzer, and the support rib is fixed on the anode conductive plate for making the ionic membrane tightly contact with the anode during the operation of the electrolyzer to reduce the vibration of the ionic membrane.
9. The apparatus for producing sodium hypochlorite disinfectant solution by electrolyzing seawater as recited in claim 8, wherein said supporting ribs are made of polytetrafluoroethylene.
10. The apparatus for producing sodium hypochlorite disinfectant liquid according to claim 1, wherein the ceramic membrane module is a zirconia ceramic ultrafiltration membrane.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042417A (en) * | 2019-05-21 | 2019-07-23 | 中国水利水电科学研究院 | A kind of method and device of electrolytic seawater production javelle water |
| CN112281180A (en) * | 2020-09-30 | 2021-01-29 | 浙江工业大学 | Method for preparing chlorine by electrolyzing concentrated seawater through bipolar membrane |
| CN114108008A (en) * | 2021-12-07 | 2022-03-01 | 临涣水务股份有限公司 | Method for preparing sodium hypochlorite by utilizing reverse osmosis concentrated water |
| CN114988450A (en) * | 2022-06-17 | 2022-09-02 | 湖北世纪卓霖科技有限公司 | Water treatment centralized station system |
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2019
- 2019-05-21 CN CN201920725181.2U patent/CN210458375U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042417A (en) * | 2019-05-21 | 2019-07-23 | 中国水利水电科学研究院 | A kind of method and device of electrolytic seawater production javelle water |
| CN112281180A (en) * | 2020-09-30 | 2021-01-29 | 浙江工业大学 | Method for preparing chlorine by electrolyzing concentrated seawater through bipolar membrane |
| CN114108008A (en) * | 2021-12-07 | 2022-03-01 | 临涣水务股份有限公司 | Method for preparing sodium hypochlorite by utilizing reverse osmosis concentrated water |
| CN114988450A (en) * | 2022-06-17 | 2022-09-02 | 湖北世纪卓霖科技有限公司 | Water treatment centralized station system |
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