CN109930168A - A kind of processing unit and processing method of hopcalite agent waste liquid sodium sulphate liquid - Google Patents
A kind of processing unit and processing method of hopcalite agent waste liquid sodium sulphate liquid Download PDFInfo
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- CN109930168A CN109930168A CN201910295766.XA CN201910295766A CN109930168A CN 109930168 A CN109930168 A CN 109930168A CN 201910295766 A CN201910295766 A CN 201910295766A CN 109930168 A CN109930168 A CN 109930168A
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- sulfuric acid
- sodium
- electrolyte tank
- waste liquid
- anode chamber
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- 239000007788 liquid Substances 0.000 title claims abstract description 82
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 title claims abstract description 66
- 239000002699 waste material Substances 0.000 title claims abstract description 61
- 229910052938 sodium sulfate Inorganic materials 0.000 title claims abstract description 47
- 235000011152 sodium sulphate Nutrition 0.000 title claims abstract description 47
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 25
- 238000003672 processing method Methods 0.000 title claims abstract description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 129
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 120
- 239000003792 electrolyte Substances 0.000 claims abstract description 57
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 32
- 239000001301 oxygen Substances 0.000 claims abstract description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000001257 hydrogen Substances 0.000 claims abstract description 28
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 28
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 20
- 239000012528 membrane Substances 0.000 claims abstract description 11
- 150000001450 anions Chemical class 0.000 claims abstract description 5
- 150000001768 cations Chemical class 0.000 claims abstract description 5
- 239000011734 sodium Substances 0.000 claims description 21
- 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 claims description 19
- 229910052708 sodium Inorganic materials 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 16
- 239000013589 supplement Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 7
- 239000001117 sulphuric acid Substances 0.000 claims description 6
- 235000011149 sulphuric acid Nutrition 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000002351 wastewater Substances 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000004913 activation Effects 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- SMBGWMJTOOLQHN-UHFFFAOYSA-N lead;sulfuric acid Chemical compound [Pb].OS(O)(=O)=O SMBGWMJTOOLQHN-UHFFFAOYSA-N 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010812 mixed waste Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- RECVMTHOQWMYFX-UHFFFAOYSA-N oxygen(1+) dihydride Chemical compound [OH2+] RECVMTHOQWMYFX-UHFFFAOYSA-N 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- PANBYUAFMMOFOV-UHFFFAOYSA-N sodium;sulfuric acid Chemical compound [Na].OS(O)(=O)=O PANBYUAFMMOFOV-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Abstract
The present invention provides the processing unit and processing method of a kind of hopcalite agent waste liquid sodium sulphate liquid, is related to waste water utilization technical field.The present invention includes two electrolyte tanks, setting anode chamber, medial compartment and cathode chamber in the electrolyte tank；It is separated between the anode chamber and medial compartment with cation membrane, is separated between the medial compartment and cathode chamber with anion membrane；Oxygen outlet is set above the anode chamber, hydrogen outlet is set above the cathode chamber；Sodium sulfate waste liquid introducing port is arranged in the medial compartment；The anode chamber of two electrolyte tank bottoms is connected, and cathode chamber is connected；At the middle part of wherein electrolyte tank or top, the concentrated sulfuric acid export mouth being connected with anode chamber, the concentrated sodium hydroxide export mouth being connected with cathode chamber are set；Anode electrolysis stick is arranged in the anode chamber, and the cathode chamber setting catholyte stick production process of the present invention is environmentally protective, can get the dilute sulfuric acid of hydrogen and oxygen and concentration greater than 50%.
Description
Technical field
The present invention relates to waste water utilization technical fields, particularly the processing for a kind of hopcalite agent waste liquid sodium sulphate liquid
Device and processing method.
Background technique
It is well known that being needed using auxiliary materials such as sulfuric acid, while also needing during production hopcalite agent product
A large amount of heat sources carry out activation hopcalite agent, while waste liquid can be generated in technical process, and waste liquid main chemical compositions are potassium sulfate
With the mixed waste liquor of sodium sulphate, and content is lower, does not have utility value, however as the improvement of preparation process, such as specially
Benefit number is the patent of invention " equipment for separating liquid from solid and the method for producing hopcalite agent " of ZL201510095756.3, makes Huo Jiala
The liquid waste liquid that sulfur acid sodium 20~30% can have been extracted after special agent preparation, so that the sodium sulphate in waste liquid has
Utility value.How these liquid are handled? precedent not yet domestic at present；A kind of processing scheme has been declared by my company within 2018,
" a kind of hopcalite agent waste water utilization device " (ZL201820365320.0) and (application number 201810220240.0), i.e., by sulphur
The processing of sour waste liquor of sodium, technical process: heating saturation → decrease temperature crystalline → centrifugal solid-liquid separation → solid granulation → thermal dehydration at
Industrial sulphuric acid sodium or sodium sulphate desiccant；Shortcoming is that the consumption energy is larger, and added value is not high, and product needs market to digest,
Increase entreprise cost.
Summary of the invention
In order to reduce enterprise's production cost, using existing resource, the selling pressure of byproduct is reduced, the present invention provides one kind
The processing unit and processing method of hopcalite agent waste liquid sodium sulphate liquid, processing result can with output hydrogen, oxygen and sulfuric acid,
The sodium hydroxide that may be directly applied in the production engineering of hopcalite agent, while obtaining can enrich domestic market supply.
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of hopcalite agent waste liquid sulfuric acid
The processing unit of sodium liquid, which is characterized in that including two electrolyte tanks, anode chamber, medial compartment and yin are set in the electrolyte tank
Pole room；It is separated between the anode chamber and medial compartment with cation membrane, uses anion between the medial compartment and cathode chamber
Membranes apart；Oxygen outlet is set above the anode chamber, hydrogen outlet is set above the cathode chamber；The medial compartment is set
Set sodium sulfate waste liquid introducing port；The anode chamber of two electrolyte tank bottoms is connected, and cathode chamber is connected；An electrolyte tank wherein
Middle part or top the concentrated sulfuric acid export mouth that is connected with anode chamber is set, the concentrated sodium hydroxide being connected with cathode chamber exports
Mouthful；Anode electrolysis stick is arranged in the anode chamber, and catholyte stick is arranged in the cathode chamber.
A further technical solution lies in, the anode chamber of two electrolyte tank bottoms be connected between setting dilute sulfuric acid lead
Pump out, cathode chamber be connected between setting dilute sodium hydroxide export pump.
A further technical solution lies in, the anode chamber of two electrolyte tank bottoms be connected between setting dilute sulfuric acid deposit
Storage container, cathode chamber be connected between be arranged dilute sodium hydroxide storage container.
A further technical solution lies in the sodium sulfate waste liquid introducing port, concentrated sulfuric acid export mouth and concentrated sodium hydroxide are led
Exit is respectively provided with check valve and/or controlled valve.
A further technical solution lies in utilize the processing method of processing unit described above, which is characterized in that is not setting
In the electrolyte tank for setting concentrated sulfuric acid export mouth, sodium sulfate waste liquid is imported from sodium sulfate waste liquid introducing port, cathode and anode electrolytic bar is powered electric
Solution, the oxygen generated to anode chamber are collected at oxygen outlet, and the hydrogen generated to cathode chamber carries out at hydrogen outlet
It collects；
In the electrolyte tank of setting concentrated sulfuric acid export mouth, sodium sulfate waste liquid, cathode and anode are imported from sodium sulfate waste liquid introducing port
Electrolytic bar be powered electrolysis, to anode chamber generate oxygen be collected at oxygen outlet, to cathode chamber generate hydrogen in hydrogen
Gas outlet is collected；
Dilute sulfuric acid export pump and dilute sodium hydroxide export pump are opened, by anode in the electrolyte tank of not set concentrated sulfuric acid export mouth
The liquid of room and cathode chamber is directed respectively into corresponding indoor in the electrolyte tank of setting concentrated sulfuric acid export mouth；
Dilute sulfuric acid waste liquor of sodium is imported in the electrolyte tank internal control Sulphuric acid waste liquor of sodium introducing port of not set concentrated sulfuric acid export mouth
Flow velocity carries out liquid supplement；Keep previous level；Simultaneously in the electrolyte tank internal control Sulphuric acid waste liquor of sodium of setting concentrated sulfuric acid export mouth
Introducing port imports the flow velocity of dilute sulfuric acid waste liquor of sodium, carries out liquid supplement；Keep previous level；
In the electrolyte tank of setting concentrated sulfuric acid export mouth, the concentrated sulfuric acid concentration of anode chamber and the dense hydroxide of cathode chamber are detected
Na concn exports the concentrated sulfuric acid and concentrated sodium hydroxide after reaching predetermined concentration respectively, control dilute sulfuric acid export pump and dilute hydrogen-oxygen
The flow rate of liquid and sodium sulfate waste liquid changed in sodium export pump supplement speed, so that the concentrated sulfuric acid and concentrated sodium hydroxide are kept respectively
It is at the uniform velocity exported under concentration unanimous circumstances.
The present invention have it is following the utility model has the advantages that
Hopcalite agent waste liquid sodium sulphate liquid electrolytic processing method, production process is environmentally protective, without nuisance
Matter generates, while the hydrogen of technique generation and oxygen can be converted to heat source, the heat source for hopcalite agent activation；It reduces
Thermal energy consumption when activation, and the dilute sulfuric acid that technique generates, are electrolysed by extending, and obtain the dilute sulfuric acid that concentration is greater than 50%,
Preposition reaction solution for hopcalite agent production；Reduce the cost of buying sulfuric acid.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In figure: 1, electrolyte tank one；2, anode chamber one；3, anode electrolysis stick one；4, medial compartment one；5, catholyte stick one；
6, dilute sulfuric acid export pump；7, cathode chamber one；8, oxygen outlet one；9, sodium sulfate waste liquid introducing port one；10, hydrogen outlet one；11,
Dilute sodium hydroxide storage container；12, dilute sodium hydroxide export pump；13, concentrated sodium hydroxide export mouth；14, cathode chamber two；15, negative
Pole electrolytic bar two；16, hydrogen outlet two；17, sodium sulfate waste liquid introducing port two；18, medial compartment two；19, anode electrolysis stick two；
20, anode chamber two；21, oxygen outlet two；22, concentrated sulfuric acid export mouth；23, electrolyte tank two；24, dilute sulfuric acid storage container.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Disclosure sets forth a kind of processing units of hopcalite agent waste liquid sodium sulphate liquid comprising two electrolyte tanks,
Setting anode chamber, medial compartment and cathode chamber in the electrolyte tank；Separated between the anode chamber and medial compartment with cation membrane
It opens, is separated between the medial compartment and cathode chamber with anion membrane；Oxygen outlet, the yin are set above the anode chamber
Hydrogen outlet is set above pole room；Sodium sulfate waste liquid introducing port is arranged in the medial compartment；Anode chamber's phase of two electrolyte tank bottoms
Connection, cathode chamber are connected；It is exported in the concentrated sulfuric acid that the middle part of wherein electrolyte tank or top setting are connected with anode chamber
Mouthful, the concentrated sodium hydroxide export mouth being connected with cathode chamber；Anode electrolysis stick, the cathode chamber setting yin is arranged in the anode chamber
Pole electrolytic bar.
In the embodiment of the present invention, the anode chamber of two electrolyte tank bottoms be connected between setting dilute sulfuric acid export pump,
Dilute sodium hydroxide export pump is arranged between being connected in cathode chamber.
In the embodiment of the present invention, the anode chamber of two electrolyte tank bottoms be connected between setting dilute sulfuric acid store hold
Device, cathode chamber be connected between be arranged dilute sodium hydroxide storage container.
In the embodiment of the present invention, at the sodium sulfate waste liquid introducing port, concentrated sulfuric acid export mouth and concentrated sodium hydroxide export mouth
It is respectively provided with check valve and/or controlled valve.
In the embodiment of the present invention, using the processing method of above-mentioned processing unit, in the electricity of not set concentrated sulfuric acid export mouth
It solves in case, imports sodium sulfate waste liquid from sodium sulfate waste liquid introducing port, cathode and anode electrolytic bar, which is powered, to be electrolysed, and is generated to anode chamber
Oxygen is collected at oxygen outlet, and the hydrogen generated to cathode chamber is collected at hydrogen outlet；
In the electrolyte tank of setting concentrated sulfuric acid export mouth, sodium sulfate waste liquid, cathode and anode are imported from sodium sulfate waste liquid introducing port
Electrolytic bar be powered electrolysis, to anode chamber generate oxygen be collected at oxygen outlet, to cathode chamber generate hydrogen in hydrogen
Gas outlet is collected；
Dilute sulfuric acid export pump and dilute sodium hydroxide export pump are opened, by anode in the electrolyte tank of not set concentrated sulfuric acid export mouth
The liquid of room and cathode chamber is directed respectively into corresponding indoor in the electrolyte tank of setting concentrated sulfuric acid export mouth；
Dilute sulfuric acid waste liquor of sodium is imported in the electrolyte tank internal control Sulphuric acid waste liquor of sodium introducing port of not set concentrated sulfuric acid export mouth
Flow velocity carries out liquid supplement；Keep previous level；Simultaneously in the electrolyte tank internal control Sulphuric acid waste liquor of sodium of setting concentrated sulfuric acid export mouth
Introducing port imports the flow velocity of dilute sulfuric acid waste liquor of sodium, carries out liquid supplement；Keep previous level；
In the electrolyte tank of setting concentrated sulfuric acid export mouth, the concentrated sulfuric acid concentration of anode chamber and the dense hydroxide of cathode chamber are detected
Na concn exports the concentrated sulfuric acid and concentrated sodium hydroxide after reaching predetermined concentration respectively, control dilute sulfuric acid export pump and dilute hydrogen-oxygen
The flow rate of liquid and sodium sulfate waste liquid changed in sodium export pump supplement speed, so that the concentrated sulfuric acid and concentrated sodium hydroxide are kept respectively
It is at the uniform velocity exported under concentration unanimous circumstances.
The chemical equation of above-mentioned reaction:
2Na2SO4+6H2O (electrolysis)=4NaOH+2H2SO4+2H2↑+O2↑
The present invention is a kind of new try of hopcalite agent waste liquid sodium sulphate method for treating liquids.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of work being electrolysed hopcalite agent waste liquid sodium sulphate liquid
Skill scheme makes the double films two of two zwitterions every membranes and three chambers electrolyte tank (electrolyte tank 1 and electrolyte tank 2 23), cation membrane
It is selective that water and sulfate ion is allowed to penetrate, into the function of anode chamber, the selective water that allows of anion membrane
It penetrates with sodium ion, into the function of cathode chamber, is attached according to Fig. 1, i.e., anode electrolysis stick one is set in anode chamber 1
3, the oxygen storage tank that oxygen outlet 1 is arranged and is connected to oxygen outlet 1 collects oxygen with this；The anode of electrolyte tank 1
Room 1 is arranged dilute sulfuric acid and exports, and dilute sulfuric acid is imported into dilute sulfuric acid storage container 24, dilute sulfuric acid storage through dilute sulfuric acid export pump 6
Container 24 outlet connect with the 2 20 dilute sulfuric acid entrance of anode chamber of electrolyte tank 2 23, by dilute sulfuric acid imported into electrolyte tank 2 23 into
The further electrolysis of row, obtains gas oxygen through electrolysis, imported into oxygen storage tank, the electrolysis in electrolyte tank 2 23 improves sulphur
The concentration of acid, the liquid concentrated sulfuric acid imported into the concentrated sulfuric acid through the concentrated sulfuric acid export mouth 22 on 2 23 anode chamber of electrolyte tank, 20 top and store
Pond；Catholyte stick 1 is set in cathode chamber 1, hydrogen outlet 1 is set, and by hydrogen outlet 1 and hydrogen storage
Tank is connected, and collects hydrogen；The cathode chamber 1 of electrolyte tank 1 is arranged diluted sodium hydroxide solution and exports, and exports and pumps through dilute sodium hydroxide
12 import dilute sodium hydroxide in dilute sodium hydroxide storage container 11, the outlet of dilute sodium hydroxide storage container 11 and electrolyte tank 2 23
On cathode chamber 2 14 diluted sodium hydroxide solution entrance connection, diluted sodium hydroxide solution is imported into the cathode of electrolyte tank 2 23
It in room 2 14, is further electrolysed, obtains gas hydrogen through electrolysis, imported into hydrogen storage tank through hydrogen outlet 2 16
Interior, further the concentration of sodium hydroxide, liquid concentrated sodium hydroxide can be improved in electrolysis to sodium hydroxide solution in cathode chamber 2 14
The concentrated sodium hydroxide export mouth 13 on cathode chamber two 14 top of the solution through electrolyte tank 2 23, imports sodium hydroxide for concentrated sodium hydroxide
Solution storage pool, 2 18 top of medial compartment are arranged hopcalite agent sodium sulfate waste liquid introducing port 17, are replenished in time in electrolytic process
The sodium sulphate liquid consumed.
According to the above connection, sodium sulfate waste liquid is injected from one 1 sodium sulfate waste liquid introducing port 1 of electrolyte tank, opens electrolysis behaviour
Make, hydrogen, oxygen, dilute sulfuric acid, diluted sodium hydroxide solution can be obtained；After obtaining dilute sulfuric acid and diluted sodium hydroxide solution, electrolysis
Dilute sulfuric acid injects in anode chamber 2 20 in case 2 23 and cathode chamber 2 14 injects diluted sodium hydroxide solution, and in electrolyte tank 2 23
2 18 top of medial compartment sodium sulfate waste liquid introducing port 2 17 inject sodium sulfate waste liquid, open electrolysis procedure, by one timing
Between electrolysis, hydrogen, oxygen, strong caustic and concentrated sulfuric acid solution can be respectively obtained, complete hopcalite agent waste liquid
The processing of sodium sulphate liquid.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of processing unit of hopcalite agent waste liquid sodium sulphate liquid, which is characterized in that including two electrolyte tanks, the electricity
Solve setting anode chamber, medial compartment and cathode chamber in case；It is separated between the anode chamber and medial compartment with cation membrane, it is described
It is separated between medial compartment and cathode chamber with anion membrane；Oxygen outlet is set above the anode chamber, on the cathode chamber
Side's setting hydrogen outlet；Sodium sulfate waste liquid introducing port is arranged in the medial compartment；The anode chamber of two electrolyte tank bottoms is connected, yin
Pole room is connected；The concentrated sulfuric acid export mouth being connected with anode chamber is set at the middle part of wherein electrolyte tank or top, with yin
The concentrated sodium hydroxide export mouth that pole room is connected；Anode electrolysis stick is arranged in the anode chamber, and catholyte is arranged in the cathode chamber
Stick.
2. a kind of processing unit of hopcalite agent waste liquid sodium sulphate liquid according to claim 1, which is characterized in that two
The anode chamber of a electrolyte tank bottom be connected between setting dilute sulfuric acid export pump, cathode chamber be connected between dilute hydrogen-oxygen is set
Change sodium export pump.
3. a kind of processing unit of hopcalite agent waste liquid sodium sulphate liquid according to claim 1 or 2, feature exist
Dilute sulfuric acid storage container is set between, the anode chamber of two electrolyte tank bottoms is connected, cathode chamber be connected between set
Set dilute sodium hydroxide storage container.
4. a kind of processing unit of hopcalite agent waste liquid sodium sulphate liquid according to claim 1, which is characterized in that institute
It states and is respectively provided with check valve and/or controlled valve at sodium sulfate waste liquid introducing port, concentrated sulfuric acid export mouth and concentrated sodium hydroxide export mouth.
5. a kind of processing unit using a kind of hopcalite agent waste liquid sodium sulphate liquid described in claims 1 or 22 or 3 or 4
Processing method, which is characterized in that in the electrolyte tank of not set concentrated sulfuric acid export mouth, from sodium sulfate waste liquid introducing port import sulphur
Sour waste liquor of sodium, cathode and anode electrolytic bar, which is powered, to be electrolysed, and the oxygen generated to anode chamber is collected at oxygen outlet, to cathode
The hydrogen that room generates is collected at hydrogen outlet；
In the electrolyte tank of setting concentrated sulfuric acid export mouth, sodium sulfate waste liquid, cathode and anode electrolysis are imported from sodium sulfate waste liquid introducing port
Stick, which is powered, to be electrolysed, and the oxygen generated to anode chamber is collected at oxygen outlet, and the hydrogen generated to cathode chamber goes out in hydrogen
It is collected at mouthful；
Open dilute sulfuric acid export pump and dilute sodium hydroxide export pump, by anode chamber in the electrolyte tank of not set concentrated sulfuric acid export mouth and
The liquid of cathode chamber is directed respectively into corresponding indoor in the electrolyte tank of setting concentrated sulfuric acid export mouth；
The flow velocity of dilute sulfuric acid waste liquor of sodium is imported in the electrolyte tank internal control Sulphuric acid waste liquor of sodium introducing port of not set concentrated sulfuric acid export mouth,
Carry out liquid supplement；Keep previous level；It is imported simultaneously in the electrolyte tank internal control Sulphuric acid waste liquor of sodium of setting concentrated sulfuric acid export mouth
Mouth imports the flow velocity of dilute sulfuric acid waste liquor of sodium, carries out liquid supplement；Keep previous level；
In the electrolyte tank of setting concentrated sulfuric acid export mouth, the concentrated sodium hydroxide of the concentrated sulfuric acid concentration and cathode chamber that detect anode chamber is dense
Degree, after reaching predetermined concentration, the concentrated sulfuric acid and concentrated sodium hydroxide are exported respectively, control dilute sulfuric acid export pump and dilute sodium hydroxide
Flow rate of liquid and sodium sulfate waste liquid in export pump supplement speed, so that the concentrated sulfuric acid and concentrated sodium hydroxide keep concentration respectively
It is at the uniform velocity exported under unanimous circumstances.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472016A (en) * | 2020-04-15 | 2020-07-31 | 中南大学 | Method for preparing hydrogen peroxide by electrolyzing and recovering sodium sulfate waste liquid |
| CN116143143A (en) * | 2022-10-03 | 2023-05-23 | 新疆蓝山屯河能源有限公司 | Method and device for recycling waste salt and waste sulfuric acid in BDO production |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6191381A (en) * | 1984-10-11 | 1986-05-09 | Chlorine Eng Corp Ltd | Method for electrolyzing sodium sulfate by three-chamber process |
| JP2000093964A (en) * | 1998-07-21 | 2000-04-04 | Toto Ltd | Alkali water making method and electrolytic apparatus |
| CN1302920A (en) * | 2000-12-14 | 2001-07-11 | 深圳市柯雷恩环境科技有限公司 | Electrolysis process for sodium sulfate or sodium hydrogen sulfate |
| CN1369576A (en) * | 2001-02-16 | 2002-09-18 | 深圳市柯雷恩环境科技有限公司 | Reverse electrolyzer with dual membranes and three chambers |
| JP2008087902A (en) * | 2006-10-02 | 2008-04-17 | Fuji Iron Works Co Ltd | Contact roller device in turret of turret winder |
| CN102101010A (en) * | 2009-12-18 | 2011-06-22 | 上海交通大学 | Electrolysis circulating flue gas desulfurization method utilizing reclamation semidry method |
| CN109468656A (en) * | 2019-01-04 | 2019-03-15 | 北京神州瑞霖环境技术研究院有限公司 | Except the cation membrane electrolytic cell tandem arrangement of carbon and its application before electrolysis |
| CN210215564U (en) * | 2019-04-12 | 2020-03-31 | 邯郸市同俊达矿山设备股份有限公司 | Processing apparatus of hopcalite agent waste liquid sodium sulfate liquid |
-
2019
- 2019-04-12 CN CN201910295766.XA patent/CN109930168A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6191381A (en) * | 1984-10-11 | 1986-05-09 | Chlorine Eng Corp Ltd | Method for electrolyzing sodium sulfate by three-chamber process |
| JP2000093964A (en) * | 1998-07-21 | 2000-04-04 | Toto Ltd | Alkali water making method and electrolytic apparatus |
| CN1302920A (en) * | 2000-12-14 | 2001-07-11 | 深圳市柯雷恩环境科技有限公司 | Electrolysis process for sodium sulfate or sodium hydrogen sulfate |
| CN1369576A (en) * | 2001-02-16 | 2002-09-18 | 深圳市柯雷恩环境科技有限公司 | Reverse electrolyzer with dual membranes and three chambers |
| JP2008087902A (en) * | 2006-10-02 | 2008-04-17 | Fuji Iron Works Co Ltd | Contact roller device in turret of turret winder |
| CN102101010A (en) * | 2009-12-18 | 2011-06-22 | 上海交通大学 | Electrolysis circulating flue gas desulfurization method utilizing reclamation semidry method |
| CN109468656A (en) * | 2019-01-04 | 2019-03-15 | 北京神州瑞霖环境技术研究院有限公司 | Except the cation membrane electrolytic cell tandem arrangement of carbon and its application before electrolysis |
| CN210215564U (en) * | 2019-04-12 | 2020-03-31 | 邯郸市同俊达矿山设备股份有限公司 | Processing apparatus of hopcalite agent waste liquid sodium sulfate liquid |
Non-Patent Citations (1)
| Title |
|---|
| 杜海燕: ""电解硫酸钠的电解槽"", 《氯碱工业》, pages 1 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472016A (en) * | 2020-04-15 | 2020-07-31 | 中南大学 | Method for preparing hydrogen peroxide by electrolyzing and recovering sodium sulfate waste liquid |
| CN116143143A (en) * | 2022-10-03 | 2023-05-23 | 新疆蓝山屯河能源有限公司 | Method and device for recycling waste salt and waste sulfuric acid in BDO production |
| CN116143143B (en) * | 2022-10-03 | 2023-11-24 | 新疆蓝山屯河能源有限公司 | Method and device for recycling waste salt and waste sulfuric acid in BDO production |
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