CN110129820A - Calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities and method - Google Patents
Calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities and method Download PDFInfo
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- CN110129820A CN110129820A CN201910551846.7A CN201910551846A CN110129820A CN 110129820 A CN110129820 A CN 110129820A CN 201910551846 A CN201910551846 A CN 201910551846A CN 110129820 A CN110129820 A CN 110129820A
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- Prior art keywords
- calcium
- electroxidation
- unit
- level
- chlorate
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- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 title claims abstract description 85
- YALMXYPQBUJUME-UHFFFAOYSA-L calcium chlorate Chemical compound [Ca+2].[O-]Cl(=O)=O.[O-]Cl(=O)=O YALMXYPQBUJUME-UHFFFAOYSA-L 0.000 title claims abstract description 47
- WHQOKFZWSDOTQP-UHFFFAOYSA-N 2,3-dihydroxypropyl 4-aminobenzoate Chemical compound NC1=CC=C(C(=O)OCC(O)CO)C=C1 WHQOKFZWSDOTQP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 17
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 39
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 24
- 239000001110 calcium chloride Substances 0.000 claims abstract description 24
- 239000000243 solution Substances 0.000 claims description 94
- 238000006056 electrooxidation reaction Methods 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- XCKMWFCDHOELIZ-UHFFFAOYSA-N [Ca].Cl(=O)(=O)O Chemical compound [Ca].Cl(=O)(=O)O XCKMWFCDHOELIZ-UHFFFAOYSA-N 0.000 claims description 15
- 239000012267 brine Substances 0.000 claims description 15
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 15
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 8
- 239000011575 calcium Substances 0.000 claims description 8
- 229910052791 calcium Inorganic materials 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 4
- 238000011017 operating method Methods 0.000 claims description 3
- XTEGARKTQYYJKE-UHFFFAOYSA-N chloric acid Chemical compound OCl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-N 0.000 claims description 2
- 229940005991 chloric acid Drugs 0.000 claims description 2
- 239000013589 supplement Substances 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 239000002351 wastewater Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000003889 chemical engineering Methods 0.000 abstract 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XYAJFRXXLGQSPV-UHFFFAOYSA-L ClO.[Cl-].[Ca+2].[Cl-] Chemical compound ClO.[Cl-].[Ca+2].[Cl-] XYAJFRXXLGQSPV-UHFFFAOYSA-L 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
- C25B1/265—Chlorates
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The present invention relates to a kind of calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities and methods, are related to Chemical Engineering Technology technical field, for providing a kind of device and method of recycling treatment waste water.Calcium hypochlorite of the invention, calcium chlorate, Calcium perchlorate preparation facilities include level-one electroxidation unit, second level electroxidation unit and three-level electroxidation unit, electroxidation is carried out to different solution respectively by three-level electroxidation unit, wherein product of the next stage electroxidation unit for the electroxidation unit of electroxidation upper level, to obtain calcium hypochlorite, calcium chlorate and Calcium perchlorate solution respectively, to achieve the purpose that improve chlorinity；In addition, the calcium chloride raw material in the present invention is extensive, it is particularly possible to using the high bisulfate waste liquor of the calcium chloride generated in Chemical Manufacture as raw material, to further realize resource utilization, solve calcium chloride wastewater emission problem.
Description
Technical field
The present invention relates to chemical technology field, particularly a kind of calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities
And method.
Background technique
There are three types of traditional calcium hypochlorite preparation processes, i.e. the method technique, sodium method technique, hypochlorous acid method technique, but traditional
Preparation process have that available chlorine content is not high, product stability is poor on the whole and have discharging of waste liquid with high salt and then bring ring
The defects of border problem, it is therefore desirable to which a kind of improved preparation facilities and technique are to overcome problem above.
Summary of the invention
The present invention provides a kind of calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities and method, for solving above-mentioned technology
Problem.
The present invention provides a kind of calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities, comprising:
Level-one electroxidation unit is used for electroxidation calcium chloride brine and generates calcium hypochlorite solution；
Second level electroxidation unit, the calcium hypochlorite solution for being used to generate in level-one electroxidation unit described in electroxidation and production
Raw chloric acid calcium solution；And
Three-level electroxidation unit, the chloric acid calcium solution for being used to generate in second level electroxidation unit described in electroxidation simultaneously generate
Calcium perchlorate solution；
Wherein, the level-one electroxidation unit, the second level electroxidation unit and the three-level electroxidation list are monitored respectively
Potential value in member.
In one embodiment, the level-one electroxidation unit includes:
Calcium chloride salt water tank, wherein being contained with calcium chloride brine；
Calcium hypochlorite solution case is connected with the calcium chloride salt water tank, and the calcium chloride salt water tank is to the hypochlorous acid
Calcium chloride brine is supplemented in calcium solution case；
First electro-oxidation reactor is connected, for electricity by pump with the first input end of the calcium hypochlorite solution case
Oxidation chlorination calcium salt water；And
Solid-liquid separator is connected with the first outlet side of the calcium hypochlorite solution case, for be separated by solid-liquid separation with
Obtain calcium hypochlorite solid.
In one embodiment, the input side of first electro-oxidation reactor and outlet side respectively with the hypochlorous acid
The second outlet side and the second input side of calcium solution case are connected, and make solution in first electro-oxidation reactor and the hypochlorous acid
It is recycled between calcium solution case.
In one embodiment, it is set between the first outlet side and the solid-liquid separator of the calcium hypochlorite solution case
Be equipped with the second control valve, the liquid outlet side of the solid-liquid separator pass through intermediate water tank and the calcium hypochlorite solution case the
Three input sides are connected.
In one embodiment, the first outlet side of the calcium hypochlorite solution case also with the second level electroxidation unit
It is connected.
In one embodiment, first electro-oxidation reactor includes reactor cabinet and is separately positioned on described anti-
The cathode plate and anode plate in device cabinet are answered, wherein anode plate is located between two cathode plates；
The both ends of the reactor cabinet are respectively arranged with outlet and entrance.
In one embodiment, the second level electroxidation unit includes calcium chlorate liquor box and the second electro-oxidation reaction
Device, the first input side and the first outlet side of the calcium chlorate liquor box outlet side with second electro-oxidation reactor respectively
It is connected with input side；
Second input side of the calcium chlorate liquor box is connected with the first outlet side of the calcium hypochlorite solution case.
In one embodiment, the of the second input side of the calcium chlorate liquor box and the calcium hypochlorite solution case
The first control valve, the second outlet side of the calcium chlorate liquor box and the three-level electroxidation unit are provided between one outlet side
It is connected.
In one embodiment, the three-level electroxidation unit includes Calcium perchlorate liquor box and third electro-oxidation reaction
Device, the first input side and outlet side of the Calcium perchlorate liquor box respectively with the outlet side of the third electro-oxidation reactor and
Input side is connected；
Second input side of the Calcium perchlorate liquor box is connected with the second outlet side of the calcium chlorate liquor box.
A method of it is prepared using above-mentioned calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities comprising with
Lower operating procedure:
So that calcium chloride brine is carried out electroxidation electroxidation by level-one electroxidation unit, obtains calcium hypochlorite solution；
So that calcium hypochlorite solution is carried out electroxidation electroxidation by second level electroxidation unit, obtains chloric acid calcium solution；
So that chloric acid calcium solution is carried out electroxidation electroxidation by three-level electroxidation unit, obtains Calcium perchlorate solution；
Wherein, the level-one electroxidation unit, the second level electroxidation unit and the three-level electroxidation list are monitored respectively
Potential value in member.
Compared with the prior art, the advantages of the present invention are as follows: by three-level electroxidation unit respectively to different solution into
Row electroxidation, wherein product of the next stage electroxidation unit for the electroxidation unit of electroxidation upper level, secondary to obtain respectively
Calcium chlorate, calcium chlorate and Calcium perchlorate solution, to achieve the purpose that improve chlorinity；In addition, the calcium chloride in the present invention is former
Material is extensive, it is particularly possible to using the high bisulfate waste liquor of the calcium chloride generated in Chemical Manufacture as raw material, to further realize resource
Change and utilize, solves calcium chloride wastewater emission problem.
Detailed description of the invention
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.
Fig. 1 is the structural schematic diagram of calcium hypochlorite in the embodiment of the present invention, calcium chlorate, Calcium perchlorate preparation facilities；
Fig. 2 is the structural schematic diagram of the first electrochemical reactor shown in Fig. 1.
In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is the structural representation of one of embodiment of the present invention calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities
Figure；As shown in Figure 1, the present invention provides a kind of calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities, including level-one electroxidation list
Member 1, second level electroxidation unit 2 and three-level electroxidation unit 3.Wherein, level-one electroxidation unit 1 is used for electroxidation calcium chloride brine
And generate calcium hypochlorite solution；Second level electroxidation unit 2 is for electroxidation calcium hypochlorite solution and generates chloric acid calcium solution；Three-level
Electroxidation unit 3 is for electroxidation chloric acid calcium solution and generates Calcium perchlorate solution.
Wherein, the current potential in level-one electroxidation unit 1, second level electroxidation unit 2 and three-level electroxidation unit 3 is monitored respectively
Value.
Specifically, calcium chloride brine, which enters in level-one electroxidation unit 1, carries out electroxidation, when potential value reaches certain value
Calcium hypochlorite solution is generated, similarly, secondary calcium chloride solution, which enters in second level electroxidation unit 2, carries out electroxidation, works as potential value
Raw chloric acid calcium solution is oxidized to when reaching certain value；Chloric acid calcium solution, which enters in three-level electroxidation unit 3, carries out electroxidation, works as current potential
Oxidation generates Calcium perchlorate solution when value reaches certain value.
In one embodiment, level-one electroxidation unit 1 includes calcium chloride salt water tank 11, calcium hypochlorite solution case 14, the
One electro-oxidation reactor 12 and solid-liquid separator 13.Calcium chloride brine, calcium hypochlorite solution are contained in calcium chloride salt water tank 11
Case 14 is connected with calcium chloride salt water tank 11, and calcium chloride salt water tank 11 is used to supplement calcium chloride into calcium hypochlorite solution case 14 molten
Liquid.
Wherein, the calcium chloride in calcium chloride salt water tank 11 is from a wealth of sources, it is particularly possible to utilize the chlorine generated in Chemical Manufacture
Change the high bisulfate waste liquor of calcium as raw material, to realize resource utilization, solves calcium chloride wastewater emission problem.
First electro-oxidation reactor 12 is connected with calcium hypochlorite solution case 14, is used for electroxidation calcium chloride brine.Specifically,
The entrance side and outlet side of first electro-oxidation reactor 12 respectively with the second outlet side of calcium hypochlorite solution case 14 and entrance side
It is connected, recycles solution between the first electro-oxidation reactor 12 and calcium hypochlorite solution case 14, to improve the efficiency of electroxidation.
The input side of solid-liquid separator 13 is connected with the first outlet side of calcium hypochlorite solution case 14, for carrying out solid-liquid point
From to obtain calcium hypochlorite solid.Further, increasing is disposed between solid-liquid separator 13 and calcium hypochlorite solution case 14
Press pump 16 and the second control valve 19, when meeting certain condition, when the second control valve 19 is opened, in calcium hypochlorite solution case 14
Liquid is input to solid-liquid separator 13 and is separated by solid-liquid separation.
Further, the liquid outlet side of solid-liquid separator 13 pass through intermediate water tank 16 and calcium hypochlorite solution case 14 the
Three input sides are connected, i.e., are returned again in calcium hypochlorite solution case 14 by the filtrate that solid-liquid separator 13 obtains, and enter
First electro-oxidation reactor 12 carries out circulation electroxidation, therefore the mother liquid recycling after solidifying, and not only saves cost of material, but also nothing
Discharging of waste liquid, so that any environmental problem will not be brought.
Therefore, three input sides of calcium hypochlorite solution case 14 respectively with the outlet side of calcium chloride salt water tank 11, first electricity
The outlet side of oxidation reactor 12 and the liquid outlet side of solid-liquid separator 13 are connected, to make liquid in level-one electroxidation list
It is recycled in member 1.
Further, calcium hypochlorite solution case 14 has cone bottom structure, and bottom end is the first outlet side, passes through booster pump 16
It is connected with solid-liquid separator 13.
Optionally, solid-liquid separator 13 is filter press etc..
Further, the second output terminal of calcium hypochlorite solution case 14 passes through the first control valve 18 and second level electroxidation unit
2 are connected, and when certain conditions are met while reaching a certain predetermined value (such as potential value), calcium hypochlorite solution case 14 is to second level electricity
Oxidation unit 2 inputs calcium hypochlorite solution.Therefore two outlet sides of calcium hypochlorite solution case 14 are anti-with the first electroxidation respectively
The input side of device 12 is answered to be connected with second level electroxidation unit 2.
In level-one electroxidation unit 1, the calcium chloride brine in calcium chloride salt water tank 11 enters hypochlorous acid through booster pump 16
Calcium solution case 14, the liquid in calcium hypochlorite solution case 14, which enters in the first electro-oxidation reactor 1, carries out electroxidation, works as potential value
Calcium hypochlorite solution is generated when reaching certain value, wherein the calcium hypochlorite of high concentration is precipitated, and carries out solid-liquid point through solid-liquid separator 13
From to or high-purity calcium hypochlorite solid, filtrate then enters in intermediate water tank 15, and the filtrate in intermediate box 15 passes through pressurization
Pump 16 is back in calcium hypochlorite solution case 14, and calcium chloride is added into calcium hypochlorite solution case 14 by calcium chloride salt water tank 11
It is dissolved, and is again introduced into the first electro-oxidation reactor 12 and carries out electroxidation.
In one embodiment, as shown in Fig. 2, the first electro-oxidation reactor 12 includes reactor cabinet 121 and sets respectively
Cathode plate 122 and anode plate 123 in reactor cabinet 121 are set, wherein anode plate 123 is located at two cathode plates 122
Between.Anode plate 123 is connected with the anode of DC power supply, and the cathode of 122 DC power supply of cathode plate is connected.In addition, reactor case
The both ends of body 121 are respectively arranged with outlet and entrance.
In one embodiment, second level electroxidation unit 2 includes calcium chlorate liquor box 21 and the second electro-oxidation reactor 22,
The first input side and the first outlet side of calcium chlorate liquor box 21 respectively with the outlet side of the second electro-oxidation reactor 22 and input
Side is connected, and recycles solution between calcium chlorate liquor box 21 and the second electro-oxidation reactor 22, to improve the efficiency of preparation.
Second input side of calcium chlorate liquor box 21 is connected with the first outlet side of calcium hypochlorite solution case 14.Further
Ground is provided with the first control between the second input side of calcium chlorate liquor box 21 and the first outlet side of calcium hypochlorite solution case 14
Valve 18.
Similarly, calcium chlorate liquor box 21 also has cone bottom structure, and bottom end is the second outlet side, passes through booster pump and three
Grade electroxidation unit 3 is connected, when certain conditions are met while reaching a certain predetermined value (such as potential value), calcium chlorate liquor box
21 input chloric acid calcium solution to three-level electroxidation unit 3.
Therefore, two input sides of calcium chlorate liquor box 21 respectively with the first outlet side of calcium hypochlorite solution case 14 and
The outlet side of second electro-oxidation reactor 22 is connected；Two outlet sides of calcium chlorate liquor box 21 respectively with the second electro-oxidation reaction
The input side of device 22 is connected with three-level electroxidation unit 3 to be connected, and recycles solution, to improve the efficiency of preparation.
In one embodiment, three-level electroxidation unit 3 includes Calcium perchlorate liquor box 31 and third electro-oxidation reactor
32, the first input side and outlet side of Calcium perchlorate liquor box 31 respectively with the outlet side of third electro-oxidation reactor 32 and input
Side is connected, and recycles solution between Calcium perchlorate liquor box 31 and third electro-oxidation reactor 32, to improve the efficiency of preparation.
Further, the second outlet side of the second input side of Calcium perchlorate liquor box 31 and the calcium chlorate liquor box 21
It is connected, and is also set between the second input side of Calcium perchlorate liquor box 31 and the second outlet side of the calcium chlorate liquor box 21
It is equipped with booster pump 16 and control valve, when certain conditions are met, control valve is opened.
Similarly, Calcium perchlorate liquor box 31 also has cone bottom structure, and bottom end is outlet side, passes through booster pump and third
The input side of electro-oxidation reactor 32, when certain conditions are met while reaching a certain predetermined value (such as potential value), perchloric acid
It is produced in calcium solution case 31 and increases chloric acid calcium solution.
The present invention also provides a kind of sides prepared using above-mentioned calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities
Method comprising following operating procedure:
The first step makes calcium chloride brine carry out electroxidation by level-one electroxidation unit 1, obtains calcium hypochlorite solution；
Second step makes calcium hypochlorite solution carry out electroxidation by second level electroxidation unit 2, obtains chloric acid calcium solution；
Third step makes chloric acid calcium solution carry out electroxidation by three-level electroxidation unit 3, obtains Calcium perchlorate solution.
Wherein, the current potential in level-one electroxidation unit 1, second level electroxidation unit 2 and three-level electroxidation unit 3 is monitored respectively
Value.
Although by reference to preferred embodiment, invention has been described, the case where not departing from the scope of the present invention
Under, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as there is no structures to rush
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited to texts
Disclosed in specific embodiment, but include all technical solutions falling within the scope of the claims.
Claims (10)
1. a kind of calcium hypochlorite, calcium chlorate, Calcium perchlorate preparation facilities characterized by comprising
Level-one electroxidation unit (1) is used for electroxidation calcium chloride brine and generates calcium hypochlorite solution；
Second level electroxidation unit (2), the calcium hypochlorite solution for being used to generate in level-one electroxidation unit (1) described in electroxidation is simultaneously
Generate chloric acid calcium solution；And
Three-level electroxidation unit (3), the chloric acid calcium solution for being used to generate in second level electroxidation unit (2) described in electroxidation simultaneously produce
Raw Calcium perchlorate solution；
Wherein, the level-one electroxidation unit (1), the second level electroxidation unit (2) and the three-level electroxidation are monitored respectively
Potential value in unit (3).
2. calcium hypochlorite according to claim 1, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that the level-one
Electroxidation unit (1) includes:
Calcium chloride salt water tank (11), wherein being contained with calcium chloride brine；
Calcium hypochlorite solution case (14) is connected with the calcium chloride salt water tank (11), and the calcium chloride salt water tank (11) is to institute
It states and supplements calcium chloride brine in calcium hypochlorite solution case (14)；
First electro-oxidation reactor (12) is connected by pump with the first input end of the calcium hypochlorite solution case (14), is used
In electroxidation calcium chloride brine；And
Solid-liquid separator (13) is connected with the first outlet side of the calcium hypochlorite solution case (14), for carrying out solid-liquid point
From to obtain calcium hypochlorite solid.
3. calcium hypochlorite according to claim 2, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that described first
The input side and outlet side of electro-oxidation reactor (12) respectively with the second outlet side of the calcium hypochlorite solution case (14) and
Two input sides are connected, and follow solution between first electro-oxidation reactor (12) and the calcium hypochlorite solution case (14)
Ring.
4. calcium hypochlorite according to claim 2 or 3, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that described
The second control valve (19), institute are provided between the first outlet side and the solid-liquid separator (13) of calcium hypochlorite solution case (14)
The liquid outlet side for stating solid-liquid separator (13) is defeated by intermediate water tank (15) and the third of the calcium hypochlorite solution case (14)
Enter side to be connected.
5. calcium hypochlorite according to claim 2 or 3, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that described
The first outlet side of calcium hypochlorite solution case (14) is also connected with the second level electroxidation unit (2).
6. calcium hypochlorite according to claim 2 or 3, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that described
First electro-oxidation reactor (12) includes reactor cabinet (121) and the yin that is separately positioned in the reactor cabinet (121)
Pole plate (122) and anode plate (123), wherein anode plate (123) is located between two cathode plates (122)；
The both ends of the reactor cabinet (121) are respectively arranged with outlet and entrance.
7. calcium hypochlorite according to claim 2 or 3, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that described
Second level electroxidation unit (2) includes calcium chlorate liquor box (21) and the second electro-oxidation reactor (22), the calcium chlorate liquor box
(21) the first input side and the first outlet side outlet side and input side phase with second electro-oxidation reactor (22) respectively
Even；
Second input side of the calcium chlorate liquor box (21) is connected with the first outlet side of the calcium hypochlorite solution case (14).
8. calcium hypochlorite according to claim 7, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that the chloric acid
The first control is provided between second input side of calcium solution case (21) and the first outlet side of the calcium hypochlorite solution case (14)
Valve (18) processed, the second outlet side of the calcium chlorate liquor box (21) are connected with the three-level electroxidation unit (3).
9. calcium hypochlorite according to claim 2 or 3, calcium chlorate, Calcium perchlorate preparation facilities, which is characterized in that described
Three-level electroxidation unit (3) includes Calcium perchlorate liquor box (31) and third electro-oxidation reactor (32), and the Calcium perchlorate is molten
The first input side and outlet side of liquid case (31) outlet side and input side phase with the third electro-oxidation reactor (32) respectively
Even；
Second input side of the Calcium perchlorate liquor box (31) is connected with the second outlet side of the calcium chlorate liquor box (21).
10. a kind of carried out using calcium hypochlorite of any of claims 1-9, calcium chlorate, Calcium perchlorate preparation facilities
The method of preparation, which is characterized in that including following operating procedure:
So that calcium chloride brine is carried out electroxidation electroxidation by level-one electroxidation unit (1), obtains calcium hypochlorite solution；
So that calcium hypochlorite solution is carried out electroxidation electroxidation by second level electroxidation unit (2), obtains chloric acid calcium solution；
So that chloric acid calcium solution is carried out electroxidation electroxidation by three-level electroxidation unit (3), obtains Calcium perchlorate solution；
Wherein, the level-one electroxidation unit (1), the second level electroxidation unit (2) and the three-level electroxidation are monitored respectively
Potential value in unit (3).
Priority Applications (1)
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508291A (en) * | 2002-12-18 | 2004-06-30 | 吴建国 | Method for preparing perchlorate by electrolysis of chlorate |
| CN202246889U (en) * | 2011-10-24 | 2012-05-30 | 龚家正 | Novel perchlorate electrolytic bath |
| CN102807192A (en) * | 2012-08-08 | 2012-12-05 | 浏阳市化工厂有限公司 | Potassium perchlorate production technology with zero wastewater discharge and products thereof |
| US20130292261A1 (en) * | 2010-12-22 | 2013-11-07 | Akzo Nobel Chemicals International B.V. | Electrolytic Process |
| CN103409770A (en) * | 2013-08-01 | 2013-11-27 | 株洲市强盛电极有限公司 | Perchlorate electrolyzer and electrolytic process |
| CN105502609A (en) * | 2016-01-30 | 2016-04-20 | 郑宏伟 | Method for treating wastewater containing hypochlorite |
| CN205688028U (en) * | 2016-06-13 | 2016-11-16 | 淄博格瑞水处理工程有限公司 | A kind of electrolytic module structure |
| CN106186466A (en) * | 2016-09-30 | 2016-12-07 | 淄博格瑞水处理工程有限公司 | A kind of sodium chloride waste water Zero-discharge treating process producing aluminium oxide generation |
| CN205856069U (en) * | 2016-06-27 | 2017-01-04 | 淄博格瑞水处理工程有限公司 | A kind of high slat-containing wastewater Zero emission device |
| CN106315937A (en) * | 2016-08-31 | 2017-01-11 | 无锡中天固废处置有限公司 | Method for performing electro-oxidative degradation on high-concentration ammonia-nitrogen chemical wastewater |
| CN106927556A (en) * | 2017-03-28 | 2017-07-07 | 天津泰达环保有限公司 | A kind of method of electrolysis advanced treatment of landfill leachate |
| US20170321330A1 (en) * | 2016-05-06 | 2017-11-09 | Malvi Technologies, Llc | Methods and systems for making hypochlorite solution from reverse osmosis brine |
| CN206828162U (en) * | 2017-04-28 | 2018-01-02 | 淄博格瑞水处理工程有限公司 | Calcium chloride high-salinity wastewater zero-emission processing unit |
| CN108505060A (en) * | 2018-03-12 | 2018-09-07 | 广东卓信环境科技股份有限公司 | Method is prepared in situ in a kind of salinity control type hypochlorite |
-
2019
- 2019-06-25 CN CN201910551846.7A patent/CN110129820B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508291A (en) * | 2002-12-18 | 2004-06-30 | 吴建国 | Method for preparing perchlorate by electrolysis of chlorate |
| US20130292261A1 (en) * | 2010-12-22 | 2013-11-07 | Akzo Nobel Chemicals International B.V. | Electrolytic Process |
| CN202246889U (en) * | 2011-10-24 | 2012-05-30 | 龚家正 | Novel perchlorate electrolytic bath |
| CN102807192A (en) * | 2012-08-08 | 2012-12-05 | 浏阳市化工厂有限公司 | Potassium perchlorate production technology with zero wastewater discharge and products thereof |
| CN103409770A (en) * | 2013-08-01 | 2013-11-27 | 株洲市强盛电极有限公司 | Perchlorate electrolyzer and electrolytic process |
| CN105502609A (en) * | 2016-01-30 | 2016-04-20 | 郑宏伟 | Method for treating wastewater containing hypochlorite |
| US20170321330A1 (en) * | 2016-05-06 | 2017-11-09 | Malvi Technologies, Llc | Methods and systems for making hypochlorite solution from reverse osmosis brine |
| CN205688028U (en) * | 2016-06-13 | 2016-11-16 | 淄博格瑞水处理工程有限公司 | A kind of electrolytic module structure |
| CN205856069U (en) * | 2016-06-27 | 2017-01-04 | 淄博格瑞水处理工程有限公司 | A kind of high slat-containing wastewater Zero emission device |
| CN106315937A (en) * | 2016-08-31 | 2017-01-11 | 无锡中天固废处置有限公司 | Method for performing electro-oxidative degradation on high-concentration ammonia-nitrogen chemical wastewater |
| CN106186466A (en) * | 2016-09-30 | 2016-12-07 | 淄博格瑞水处理工程有限公司 | A kind of sodium chloride waste water Zero-discharge treating process producing aluminium oxide generation |
| CN106927556A (en) * | 2017-03-28 | 2017-07-07 | 天津泰达环保有限公司 | A kind of method of electrolysis advanced treatment of landfill leachate |
| CN206828162U (en) * | 2017-04-28 | 2018-01-02 | 淄博格瑞水处理工程有限公司 | Calcium chloride high-salinity wastewater zero-emission processing unit |
| CN108505060A (en) * | 2018-03-12 | 2018-09-07 | 广东卓信环境科技股份有限公司 | Method is prepared in situ in a kind of salinity control type hypochlorite |
Non-Patent Citations (4)
| Title |
|---|
| M. SPASOJEVIĆ 等: ""Mathematical Model of the Catalytic Effect of Chromium(VI) on Hypochlorite Disproportionation in Chlorate Electrolysis"", 《JOURNAL OF THE ELECTROCHEMICAL SOCIETY》 * |
| 李邦民 等: ""隔膜电解氯酸盐生成原因及预防措施"", 《中国氯碱》 * |
| 段爱祥 等: ""氯酸钠的生产及发展"", 《氯碱工业》 * |
| 韩冬妮 等: ""电催化氧化法处理含盐有机废水方法"", 《环境科技》 * |
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