CN106565040A - Nano titanium carburizing electrode capacitance deionization device for treatment of alkaline residue waste liquid - Google Patents
Nano titanium carburizing electrode capacitance deionization device for treatment of alkaline residue waste liquid Download PDFInfo
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- CN106565040A CN106565040A CN201610947790.3A CN201610947790A CN106565040A CN 106565040 A CN106565040 A CN 106565040A CN 201610947790 A CN201610947790 A CN 201610947790A CN 106565040 A CN106565040 A CN 106565040A
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- deionizer
- oil phase
- carburizing
- electrode
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- 239000002699 waste material Substances 0.000 title claims abstract description 35
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 34
- 239000010936 titanium Substances 0.000 title claims abstract description 34
- 238000005255 carburizing Methods 0.000 title claims abstract description 33
- 239000007788 liquid Substances 0.000 title claims abstract description 30
- 238000002242 deionisation method Methods 0.000 title claims abstract description 22
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000000034 method Methods 0.000 claims abstract description 48
- 230000008569 process Effects 0.000 claims abstract description 35
- 238000003860 storage Methods 0.000 claims abstract description 34
- 239000002253 acid Substances 0.000 claims abstract description 21
- 230000008021 deposition Effects 0.000 claims abstract description 17
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000011084 recovery Methods 0.000 claims abstract description 11
- 230000004888 barrier function Effects 0.000 claims description 34
- 238000006386 neutralization reaction Methods 0.000 claims description 34
- 239000003513 alkali Substances 0.000 claims description 31
- 239000010865 sewage Substances 0.000 claims description 22
- 238000012544 monitoring process Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 11
- 102000010637 Aquaporins Human genes 0.000 claims description 8
- 108010063290 Aquaporins Proteins 0.000 claims description 8
- 239000003011 anion exchange membrane Substances 0.000 claims description 8
- 235000011149 sulphuric acid Nutrition 0.000 claims description 8
- 239000001117 sulphuric acid Substances 0.000 claims description 8
- 238000005341 cation exchange Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical group C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 2
- 150000002500 ions Chemical group 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 19
- 238000007670 refining Methods 0.000 abstract description 3
- 230000020477 pH reduction Effects 0.000 abstract 3
- 239000003921 oil Substances 0.000 description 34
- 238000000151 deposition Methods 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010612 desalination reaction Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010808 liquid waste Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000003502 gasoline Substances 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 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
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4691—Capacitive deionisation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46133—Electrodes characterised by the material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention relates to a nano titanium carburizing electrode capacitance deionization device for treatment of an alkaline residue waste liquid. The nano titanium carburizing electrode capacitance deionization device comprises an acid deposition unit, an oil phase recovery unit and a capacitive deionization unit, wherein the acid deposition unit comprises an alkaline residue storage pool, a sulfuric acid storage pool, an automatic control valve, a pipeline mixer and an acidification deposition tank; the pipeline mixer is connected with the sulfuric acid storage pool and the alkaline residue storage pool; the automatic control valve is arranged between the sulfuric acid storage pool and the pipeline mixer; the pipeline mixer is connected with the acidification deposition tank; the oil phase recovery unit comprises an oil phase storage tank, an oil phase delivery pump and an oil phase refining device; the oil phase storage tank is connected with a first outlet of the acidification deposition tank; the oil phase storage tank is connected with the oil phase delivery pump; a water outlet of the oil phase delivery pump is connected with the oil phase refining device; and the capacitive deionization unit comprises a neutralized water adjusting tank, a neutralized water delivery pump and a first continuous deionization device. According to the device, the structure is simple and stable, the treatment process is convenient, the cost is low, and the treatment effect on the alkaline residue waste liquid is good.
Description
Technical field
The present invention relates to wastewater treatment with utilize technical field, more particularly to a kind of alkali residue waste liquid processes nano-titanium carburizing electricity
Electrode capacitance deionizer.
Background technology
Method in oil refining process frequently with alkali cleaning is refined to fuel oil.Due to alkali liquor can with oil product in contain S, N, O
Deng compound react, so as to effectively remove affect oil product stability material and part sulfur-containing compound, such as aphthenic acids,
Phenols, hydrogen sulfide, mercaptan etc., therefore alkali cleaning subtractive process becomes improvement oil product character, the important step of raising oil quality,
Thereby produce a large amount of alkaline sewages.Alkaline sewage refers to the normal pressure/decompression of chemical plant installations, the first normal top oil of catalytic production, catalysis
The oil products such as gasoline, catalytic diesel oil carry out the waste liquid after alkali cleaning with alkali liquor.Contain substantial amounts of pollutant in alkaline sewage, its COD (changes
Learn requirement) thousand of mg/L even hundreds of thousands mg/L are can be usually reached, and in alkaline sewage, also contain higher salinity, it is difficult to
Biochemical treatment is carried out to which with activated sludge process.Contain 3%～10% free alkali, wherein sodium sulfide, sodium mercaptides in alkaline sewage
Concentration in thousand of to tens of thousands of mg/L, additionally containing substantial amounts of phenol and aphthenic acids.Alkaline residue is always sewage farm water quality and receives
Impact, the major reason for affecting water treatment effect, to avoid alkaline residue from impacting sewage farm water quality, realize at sewage
Reason device even running, water quality treatment meet environmental requirement, it is necessary to seek preferable technique and alkaline sewage is processed.
At present alkaline sewage processing method has direct facture and a physicochemical treatment method, and direct facture has sale, dilute
Release, the processing method such as deep well injection and burning, wherein based on burning method；Physicochemical treatment method point chemical oxidization method, complexation
Extraction, liquid-film method, activated sludge process etc., but as the cost of this kind of method is too high, treatment effect is not thorough, stability
Difference, and which is restricted in actual popularization and application.
The content of the invention
A kind of alkali residue waste liquid that the application is provided processes nano-titanium carburizing electrode capacitance deionizer, solves or part
In solving prior art, liquid waste treating apparatus cost is too high, and treatment effect is not thorough, the technical problem of stability difference, realizes
Simple and stable structure, handling process are convenient, with low cost, the technique effect to alkaline sewage high treating effect.
This application provides a kind of alkali residue waste liquid processes nano-titanium carburizing electrode capacitance deionizer, including：
Acid deposition unit, the acid deposition unit include：For storing the alkaline residue storage pool of alkaline sewage, for storing sulfur
Acid sulphuric acid storage pool, autocontrol valve, pipe-line mixer and acidifying settling tank；One entrance of the pipe-line mixer with it is described
Sulphuric acid storage pool connects, and another entrance is connected with the alkaline residue storage pool；The autocontrol valve is arranged on the sulphuric acid storage
On pipeline between pond and the pipe-line mixer；The outlet of the pipe-line mixer and the water inlet for being acidified settling tank
Connection；
Oil phase recovery unit, the oil phase recovery unit include：Oil phase storage tank, oil phase delivery pump and oil phase are refined to be set
It is standby；The water inlet of the oil phase storage tank is connected with the first outlet of the acidifying settling tank, the water outlet of the oil phase storage tank
Mouth is connected with the water inlet of the oil phase delivery pump；The outlet of the oil phase delivery pump is connected with the oil phase purification apparatus；
Capacitive deionization unit, the capacitive deionization unit include：Neutralization water adjusts tank, neutralization water delivery pump and first
Continuous deionizer；It is described neutralization water adjust tank water inlet with it is described acidifying settling tank second outlet be connected, it is described in
It is connected with the water inlet of the neutralization water delivery pump with the outlet that water adjusts tank；The outlet of the neutralization water delivery pump and institute
State the first continuous deionizer connection.
Preferably, the neutralization water adjusts the water inlet of tank by inverted U gravity line and the of the acidifying settling tank
Two outlet connections.
Preferably, the neutralization water is adjusted is provided with acidizing waste fluid pH monitoring meters between tank and the inverted U gravity line.
Preferably, the first continuous deionizer includes：
Housing, the both sides inwall of the housing offer mounting groove respectively；
Insulating barrier, is arranged in the mounting groove, is close to the inwall of the housing；
Electrode cathode, side are close to be fixed on the insulating barrier of the housing side；The electrode cathode it is another
Side arranges anion exchange membrane；
Electrode anode, side are close to be fixed on the insulating barrier of the housing opposite side；The electrode anode
Opposite side arranges cation exchange membrane；
Barrier film, is arranged between the anion exchange membrane and the cation exchange membrane；
Power supply, positive pole are connected with the electrode anode, and negative pole is connected with the electrode cathode.
Preferably, the housing is provided with inlet and leakage fluid dram；
The inlet crosses aquaporin connection with the corresponding insulating barrier；
The leakage fluid dram crosses aquaporin connection with the corresponding insulating barrier；
The first monitored conductivity instrument is provided with the first continuous deionizer, is continuously gone for monitoring described first
Dirty electrical conductivity of water in ion unit；
The sample connection of the first monitored conductivity instrument is stretched in the aquaporin excessively of the insulating barrier.
Preferably, the electrode anode and the electrode cathode are nano-titanium carburizing electrode；The nano-titanium carburizing electricity
A diameter of 2～60nm of pole；
The material of the insulating barrier and the housing is igelite or acrylonitrile-butadiene-phenylethylene plastics；
The thickness of the insulating barrier is 4～10mm；
The material of the barrier film is the one kind in papery barrier film, nylon fiber and porous polymer plate.
Preferably, the neutralization water is adjusted is provided with neutralization water pH monitoring meters between tank and the neutralization water delivery pump.
Preferably, the neutralization water is adjusted in tank and is provided with agitator.
Preferably, being provided with the on pipeline between the neutralization water delivery pump and the first continuous deionizer
One stop valve.
Preferably, the alkali residue waste liquid processes nano-titanium carburizing electrode capacitance deionizer also including：
Second continuous deionizer, is connected with the outlet of the neutralization water delivery pump；The second continuous deionization
The structure of device is identical with the structure of the described first continuous deionizer；
Second monitored conductivity instrument, is arranged in the described second continuous deionizer, continuous for monitoring described second
Dirty electrical conductivity of water in deionizer；
Second stop valve, the pipeline being arranged between the neutralization water delivery pump and the second continuous deionizer
On.
One or more provided herein technical scheme, at least has the following technical effect that or advantage：
As a result of the alkali residue waste liquid process by acid deposition unit, oil phase recovery unit and capacitive deionization unit composition
Nano-titanium carburizing electrode capacitance deionizer, simple structure are consolidated, with low cost；By the line-blending in acid deposition unit
Device, realizes the mixing of medium, alkaline residue pollutant levels, pH value is realized adjusting by acid deposition unit, handling process
It is convenient；Sewage is processed by the first continuous deionizer in capacitive deionization unit again, it is organic in energy Adsorption sewage
Thing simultaneously carries out desalination deionization purified treatment, it is ensured that good treatment effect.So, efficiently solve in prior art at waste liquid
Reason installation cost is too high, and treatment effect is not thorough, the technical problem of stability difference, realizes simple and stable structure, handling process
It is convenient, with low cost, the technique effect to alkaline sewage high treating effect.
Description of the drawings
Fig. 1 is the structure that alkali residue waste liquid provided in an embodiment of the present invention processes nano-titanium carburizing electrode capacitance deionizer
Diagram；
Configuration diagrams of the Fig. 2 for the first continuous deionizer in Fig. 1.
(part that each label is represented in diagram is followed successively by：1 autocontrol valve, 2 acidifying settling tanks, 3 oil phase storage tanks, 4 are stirred
Mix device, 5 oil phase delivery pumps, 6 oil phase purification apparatus, 7 first stop valves, 8 first continuous deionizers, 9 second dehydration eddy flows
Device, 10 second monitored conductivity instrument, 11 second continuous deionizers, 12 second stop valves, in 13 and water pH monitoring meters, in 14
Adjust tank, 16 inverted U gravity lines, 17 acidizing waste fluid pH and monitor meter, 18 pipe-line mixers, 19 alkali with water with water delivery pump, 15
Slag storage pool, 20 sulphuric acid storage pools, 21 housings, 22 electrode cathodes, 23 insulating barriers, 24 anion exchange membrane, 25 leakage fluid drams, 26
Barrier film, 27 cation exchange membranes, 28 power supplys, 29 electrode anodes, 30 inlets)
Specific embodiment
A kind of alkali residue waste liquid that the application is provided processes nano-titanium carburizing electrode capacitance deionizer, solves or part
In solving prior art, liquid waste treating apparatus cost is too high, and treatment effect is not thorough, the technical problem of stability difference, heavy by acid
The alkali residue waste liquid of drop unit, oil phase recovery unit and capacitive deionization unit composition processes nano-titanium carburizing electrode capacitance deionization
Device, realizes simple and stable structure, and handling process is convenient, with low cost, the technique effect to alkaline sewage high treating effect.
Referring to accompanying drawing 1, this application provides a kind of alkali residue waste liquid processes nano-titanium carburizing electrode capacitance deionizer, bag
Include：Acid deposition unit, oil phase recovery unit and capacitive deionization unit composition.Acid deposition unit includes：Alkaline residue storage pool 19, sulfur
Sour storage pool 20, autocontrol valve 1, pipe-line mixer 18, acidifying settling tank 2, acidizing waste fluid pH monitoring meter 17, inverted U gravity flows
Pipe 16；Sulphuric acid storage pool 20 is connected with 18 1 entrance of pipe-line mixer by autocontrol valve 1,18 another entrance of pipe-line mixer
It is connected with alkaline residue storage pool 19, the outlet of pipe-line mixer 18 is connected with the water inlet of acidifying settling tank 2, is acidified settling tank 2
An outlet be connected with inverted U gravity line 16, and be provided with therebetween acidizing waste fluid pH monitoring meter 17, be acidified settling tank 2 it is another
One outlet is connected with oil phase storage tank 3.
Oil phase recovery unit includes oil phase storage tank 3, oil phase delivery pump 5, oil phase purification apparatus 6；Oil phase storage tank 3 goes out
The mouth of a river is connected with the water inlet of oil phase delivery pump 5, through oil phase delivery pump 5, will be the oil injection oil phase purification apparatus 6 for reclaiming smart
System is reclaimed.
Capacitive deionization unit includes：Neutralization water adjust tank 15, agitator 4, neutralization water delivery pump 14, the first stop valve 7,
First continuous deionizer 8, the first monitored conductivity instrument 9, the second stop valve 12, the second continuous deionizer 11, second
Monitored conductivity instrument 10；Neutralization water adjusts and agitator 4 is provided with tank 15, neutralizes outlet and neutralization water conveying that water adjusts tank 15
The water inlet connection of pump 14, is provided with neutralization water pH monitorings meter 13 between the two, and neutralization water delivery pump 14 is respectively by the first cut-off
Valve 7 and the second stop valve 12 are connected with the first continuous deionizer 8 and the second continuous deionizer 11.
Referring to accompanying drawing 2, the first continuous deionizer 8 is identical with the structure of the second continuous deionizer 11, specially：
Housing about 21 both sides inwall be provided with mounting groove, mounting groove is equipped with insulating barrier 23, and insulating barrier 23 is corresponding against housing 21
Inwall；The insulating barrier 23 of upper side is glued with electrode cathode 22, is provided with anion friendship near the another side of electrode cathode 22
Change film 24；The insulating barrier 23 of downside is glued with electrode anode 29, near electrode anode 29 another side be provided with sun from
Proton exchange 27；Barrier film 26 is provided with the middle of cation exchange membrane 27 and anion exchange membrane 24.Electrode anode 29 is with power supply just
Pole connects, and electrode cathode 22 is connected with the negative pole of power supply；The DC voltage of power supply 28 is 1.5～1.9V.
The inlet 30 and leakage fluid dram 25 of housing 21 crosses aquaporin connection with corresponding insulating barrier 23；First electrical conductivity is supervised
The sample connection for surveying instrument 9 and the second monitored conductivity instrument 10 is fixed on the first continuous deionizer 8 and second through housing 21
Crossing in aquaporin inside continuous deionizer 11.
Electrode anode 29 and electrode cathode 22 are nano-titanium carburizing electrode, and it is 0.2 by thickness that nano-titanium carburizing electrode is
The titanium plate Jing surface polishing of～1mm, electrochemical anodic oxidation, electrochemical deposition CNT obtain nano-titanium carburizing electrode, carbon
Tube diameters are 2～60nm.
The thickness of insulating barrier 23 is 4～10mm；The material of insulating barrier 23 and housing 21 is igelite.Barrier film
26 material is papery barrier film.
In a particular embodiment, using the FCC gasoline caustic sludge and catalytic diesel oil alkaline residue of certain enterprise, its chemical requirement is
1.83 × 105mg/L, sulfide are 2.23 × 104mg/L, and volatile phenol is 3.56 × 104mg/L.After the process of this device, have
Machine sulfide and H2S is almost removed completely, volatile phenol clearance be more than 99.1%, chemical requirement clearance be 99.2% with
On, water outlet conductivity is that 380～431 μ S/cm can realize the efficient of alkali residue waste liquid middle and high concentration sulfide and chemical requirement
Process, the raw material in Recycling of waste liquid realizes the qualified discharge of sewage in processing procedure.
This device realizes the mixing of medium by pipe-line mixer 18, and alkaline residue pollutant levels, pH value are realized
Adjust；Again by the first continuous deionizer 8, the second continuous deionizer 11 processes sewage, in energy Adsorption sewage
Organic substance simultaneously carries out desalination deionization purified treatment, and to the first continuous deionizer 8, the second continuous deionizer 11 takes off
Salt Organic substance reclaimed, it is to avoid secondary pollution.As electrode anode 29 and electrode cathode 22 can regenerate reuse, drop
Low manufacturing cost, and electrode anode 29 and 22 regenerative process of electrode cathode reduce secondary pollution without the need for soda acid；Cation is handed over
Change film 27 absorption property of electrode can be greatly improved with anion exchange membrane 24.
One or more provided herein technical scheme, at least has the following technical effect that or advantage：
As a result of the alkali residue waste liquid process by acid deposition unit, oil phase recovery unit and capacitive deionization unit composition
Nano-titanium carburizing electrode capacitance deionizer, simple structure are consolidated, with low cost；By the line-blending in acid deposition unit
Device 18, realizes the mixing of medium, alkaline residue pollutant levels, pH value is realized adjusting by acid deposition unit, processing stream
Journey is convenient；Sewage is processed by the first continuous deionizer 8 in capacitive deionization unit again, can be had in Adsorption sewage
Machine thing simultaneously carries out desalination deionization purified treatment, it is ensured that good treatment effect；And first continuous deionizer 8 can be by desalination
Organic substance is reclaimed, it is to avoid secondary pollution；Electrode anode 29 and electrode cathode 22 in first continuous deionizer 8 can
To regenerate reuse, manufacturing cost is reduced, and electrode anode 29 and 22 regenerative process of electrode cathode are reduced without the need for soda acid
Secondary pollution；Cation exchange membrane 27 and anion exchange membrane 24, substantially increase the absorption property of electrode.So, effectively solve
In prior art of having determined, liquid waste treating apparatus cost is too high, and treatment effect is not thorough, the technical problem of stability difference, realizes finishing
Structure simple and stable, handling process are convenient, with low cost, the technique effect to alkaline sewage high treating effect.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, the be should be understood that specific embodiment that the foregoing is only the present invention is not limited to this
Bright, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of alkali residue waste liquid processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that at the alkali residue waste liquid
Reason nano-titanium carburizing electrode capacitance deionizer includes：
Acid deposition unit, the acid deposition unit include：For storing the alkaline residue storage pool (19) of alkaline sewage, for storing sulfur
Acid sulphuric acid storage pool (20), autocontrol valve (1), pipe-line mixer (18) and acidifying settling tank (2)；The pipe-line mixer
(18) a entrance is connected with the sulphuric acid storage pool (20), and another entrance is connected with the alkaline residue storage pool (19)；It is described from
Dynamic control valve (1) is arranged on the pipeline between the sulphuric acid storage pool (20) and the pipe-line mixer (18)；The pipeline
The outlet of blender (18) is connected with the water inlet of acidifying settling tank (2)；
Oil phase recovery unit, the oil phase recovery unit include：Oil phase storage tank (3), oil phase delivery pump (5) and oil phase are refined to be set
Standby (6)；The water inlet of the oil phase storage tank (3) is connected with the first outlet of acidifying settling tank (2), the oil phase storage
The outlet of tank (3) is connected with the water inlet of the oil phase delivery pump (5)；The outlet of the oil phase delivery pump (5) with it is described
Oil phase purification apparatus (6) connect；
Capacitive deionization unit, the capacitive deionization unit include：Neutralization water adjust tank (15), neutralization water delivery pump (14) and
First continuous deionizer (8)；The neutralization water adjusts the water inlet of tank (15) and the second of acidifying settling tank (2) and goes out
Mouth connection, the neutralization water are adjusted the outlet of tank (15) and are connected with the water inlet of neutralization water delivery pump (14)；In described
It is connected with the described first continuous deionizer (8) with the outlet of water delivery pump (14).
2. alkali residue waste liquid as claimed in claim 1 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The neutralization water adjusts the water inlet of tank (15) by inverted U gravity line (16) and the second of acidifying settling tank (2)
Outlet connection.
3. alkali residue waste liquid as claimed in claim 2 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The neutralization water adjusts and acidizing waste fluid pH monitorings meter (17) is provided between tank (15) and the inverted U gravity line (16).
4. alkali residue waste liquid as claimed in claim 1 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that institute
Stating the first continuous deionizer (8) includes：
Housing (21), the both sides inwall of the housing (21) offer mounting groove respectively；
Insulating barrier (23), is arranged in the mounting groove, is close to the inwall of the housing (21)；
Electrode cathode (22), side are close to be fixed on the insulating barrier (23) of the housing (21) side；The electrode
The opposite side of negative electrode (22) arranges anion exchange membrane (24)；
Electrode anode (29), side are close to be fixed on the insulating barrier (23) of the housing (21) opposite side；The electricity
The opposite side of pole anode (29) arranges cation exchange membrane (27)；
Barrier film (26), is arranged between the anion exchange membrane (24) and the cation exchange membrane (27)；
Power supply, positive pole are connected with the electrode anode (29), and negative pole is connected with the electrode cathode (22).
5. alkali residue waste liquid as claimed in claim 4 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The housing (21) is provided with inlet (30) and leakage fluid dram (25)；
The inlet (30) crosses aquaporin connection with the corresponding insulating barrier (23)；
The leakage fluid dram (25) crosses aquaporin connection with the corresponding insulating barrier (23)；
The first monitored conductivity instrument (9) is provided with the first continuous deionizer (8), it is continuous for monitoring described first
Dirty electrical conductivity of water in deionizer (8)；
The sample connection of the first monitored conductivity instrument (9) is stretched in the aquaporin excessively of the insulating barrier (23).
6. alkali residue waste liquid as claimed in claim 4 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The electrode anode (29) and the electrode cathode (22) are nano-titanium carburizing electrode；The nano-titanium carburizing electrode it is straight
Footpath is 2～60nm；
The material of the insulating barrier (23) and the housing (21) is igelite or acrylonitrile-butadiene-phenylethylene
Plastics；The thickness of the insulating barrier (23) is 4～10mm；
The material of the barrier film (26) is the one kind in papery barrier film, nylon fiber and porous polymer plate.
7. alkali residue waste liquid as claimed in claim 1 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The neutralization water to be adjusted and be provided with neutralization water pH monitorings meter (13) between tank (15) and neutralization water delivery pump (14).
8. alkali residue waste liquid as claimed in claim 1 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The neutralization water is adjusted in tank (15) and is provided with agitator (4).
9. alkali residue waste liquid as claimed in claim 1 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The first cut-off is provided with pipeline between neutralization water delivery pump (14) and the described first continuous deionizer (8)
Valve (7).
10. alkali residue waste liquid as claimed in claim 1 processes nano-titanium carburizing electrode capacitance deionizer, it is characterised in that
The alkali residue waste liquid processes nano-titanium carburizing electrode capacitance deionizer also to be included：
Second continuous deionizer (11), is connected with the outlet of neutralization water delivery pump (14)；Described second continuously goes
The structure of ion unit (11) is identical with the structure of the described first continuous deionizer (8)；
Second monitored conductivity instrument (10), is arranged in the described second continuous deionizer (11), for monitoring described second
Dirty electrical conductivity of water in continuous deionizer (11)；
Second stop valve (12), is arranged between neutralization water delivery pump (14) and the described second continuous deionizer (11)
Pipeline on.
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| CN201610947790.3A CN106565040A (en) | 2016-10-26 | 2016-10-26 | Nano titanium carburizing electrode capacitance deionization device for treatment of alkaline residue waste liquid |
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| CN201610947790.3A CN106565040A (en) | 2016-10-26 | 2016-10-26 | Nano titanium carburizing electrode capacitance deionization device for treatment of alkaline residue waste liquid |
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| JP2002145863A (en) * | 2000-11-02 | 2002-05-22 | Mitsubishi Chemicals Corp | METHOD FOR PURIFYING epsi-CAPROLACTAM |
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| CN103803683A (en) * | 2014-02-26 | 2014-05-21 | 武汉科技大学 | Capacitive deionization device for nano-titanium carburization electrode |
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| CN206337109U (en) * | 2016-10-26 | 2017-07-18 | 中国石油化工股份有限公司 | A kind of alkali residue waste liquid processing mechanism |
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2016
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| JP2002145863A (en) * | 2000-11-02 | 2002-05-22 | Mitsubishi Chemicals Corp | METHOD FOR PURIFYING epsi-CAPROLACTAM |
| US20100122950A1 (en) * | 2008-11-20 | 2010-05-20 | Tom Varadi | Apparatus for treating a waste stream |
| CN103803683A (en) * | 2014-02-26 | 2014-05-21 | 武汉科技大学 | Capacitive deionization device for nano-titanium carburization electrode |
| CN204779249U (en) * | 2015-06-17 | 2015-11-18 | 中国石油化工股份有限公司 | Comprehensive processing apparatus of oil refining alkaline residue waste liquid |
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