CN106430429B - A kind of azo dyes chemical waste fluid analysis of components device - Google Patents
A kind of azo dyes chemical waste fluid analysis of components device Download PDFInfo
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- CN106430429B CN106430429B CN201611084205.8A CN201611084205A CN106430429B CN 106430429 B CN106430429 B CN 106430429B CN 201611084205 A CN201611084205 A CN 201611084205A CN 106430429 B CN106430429 B CN 106430429B
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- azo dyes
- discharge
- waste fluid
- chemical waste
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- 239000000987 azo dye Substances 0.000 title claims abstract description 62
- 239000002894 chemical waste Substances 0.000 title claims abstract description 58
- 239000012530 fluid Substances 0.000 title claims abstract description 58
- 238000004458 analytical method Methods 0.000 title claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 33
- 238000004880 explosion Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 23
- 230000003647 oxidation Effects 0.000 claims abstract description 18
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 48
- 239000000975 dye Substances 0.000 claims description 28
- 239000002699 waste material Substances 0.000 claims description 28
- 230000015556 catabolic process Effects 0.000 claims description 23
- 238000006731 degradation reaction Methods 0.000 claims description 23
- 230000000694 effects Effects 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 19
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 16
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 239000003344 environmental pollutant Substances 0.000 claims description 11
- 231100000719 pollutant Toxicity 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 10
- OUUQCZGPVNCOIJ-UHFFFAOYSA-N hydroperoxyl Chemical compound O[O] OUUQCZGPVNCOIJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000004615 ingredient Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- -1 oxygen radical Chemical class 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 6
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 150000003254 radicals Chemical class 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000011149 active material Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 231100000252 nontoxic Toxicity 0.000 claims description 3
- 230000003000 nontoxic effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 150000003384 small molecules Chemical class 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002195 synergetic effect Effects 0.000 claims description 3
- 230000002776 aggregation Effects 0.000 claims description 2
- 238000004220 aggregation Methods 0.000 claims description 2
- 150000002829 nitrogen Chemical class 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 125000004429 atom Chemical group 0.000 claims 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-O hydridodioxygen(1+) Chemical compound [OH+]=O MYMOFIZGZYHOMD-UHFFFAOYSA-O 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 210000001367 artery Anatomy 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 4
- 238000002835 absorbance Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 210000000746 body region Anatomy 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002306 biochemical method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004016 soil organic matter Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000013517 stratification 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4608—Treatment of water, waste water, or sewage by electrochemical methods using electrical discharges
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/64—Electrical detectors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- 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
- C02F2201/4616—Power supply
- C02F2201/46175—Electrical pulses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
Abstract
The present invention relates to a kind of azo dyes chemical waste fluid analysis of components devices, include acquisition device, coalignment, inquiry unit, pulse discharge means, high-pressure reactor, liquefying plant, indicator, destructor, oxidation unit；Advantages of the present invention can carry out analysis of components using pulse internal pulses discharging explosion technology and the method for analyzing processing azo dyes chemical waste fluid internal pulses discharging explosion, have important practical significance.
Description
Technical field
The present invention relates to a kind of chemical waste fluid process field, after especially efficient chemicals internal pulses discharging explosion
Composition control system.
Background technique
Azo dyes chemical waste fluid is industrial chemical difficult to degrade.With dye industry fast development, a large amount of colorations height,
Complicated components, COD be high, biodegradability difference azo dyes chemical waste fluid is discharged into water body, causes serious dirt
Dye.Currently, traditional physics, biochemical method handle such azo dyes chemical waste fluid, the effect is unsatisfactory.Therefore, using pulse
Internal pulses discharging explosion technology and analyze processing azo dyes chemical waste fluid internal pulses discharging explosion after composition be divided into
Research has important practical significance.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of azo dyes chemical waste fluid analysis of components dresses
It sets to solve problem above.
To achieve the above object, the technical solution adopted by the present invention is that: 1. a kind of azo dyes chemical waste fluid compositions point
Analysis apparatus, which is characterized in that include pulse discharge means, acquisition device, coalignment, inquiry unit, indicator；Wherein pulse
Electric discharge device includes high-pressure reactor, liquefying plant, hollow high-pressure discharge electrode；Wherein high-pressure reactor includes explosion dress
It sets, oxidation unit；
It carries out carrying out azo dyestuff chemistry waste liquid the work of internal pulses discharging explosion in pulse discharge means, and in order to
Cost, the observation convenient for indicator to electric discharge phenomena are reduced, high-pressure reactor is process using transparent organic glass, liquefaction dress
It is set to small rust Steel material, the hollow high-pressure discharge electrode of pulse discharge means enters the logical of high-pressure reactor as pulse discharge electrode
Road, the number by increasing hollow high-pressure discharge electrode can make the discharge plasma light emitting region of reaction compartment be multiplied, separately
For outer azo dyes chemical waste fluid to be processed before by the processing of hollow high-pressure discharge electrode, the device that be liquefied atomization is small
Drop；
Pulse discharge means carry out more uniform gas-liquid two-phase discharge process after oxidation unit carries out oxidation work, and
Using indicator reflection high-pressure reactor to the degradation effect of azo dyestuff chemistry waste liquid, indicator is for showing using pulse
To the influence of the Effective degradability of azo dyestuff chemistry waste liquid when electric discharge device works；
In internal pulsed discharge blast process, hollow high-pressure discharge electrode is nearby the highest area of plasma discharging volume density
Domain, herein, azo dyes chemical waste fluid to be processed is big when passing through for the active particle aggregation that can largely act on pollutant
The probability of pollutant and active particle effect is increased greatly；On the other hand azo dyes chemical waste fluid to be processed is in electrostatic force
With can be atomized by liquefying plant under the action of surface tension as droplet, surface area increases, and increases pollutant and active grain
The probability of son effect, the waveform of discharge plasma pulse voltage and pulse current passes through height during internal pulses discharging explosion
Pressure probe and current probe and adapter are connected to acquisition device and carry out real-time monitoring, the allusion quotation that gas-liquid two-phase discharge process monitors
Type discharge voltage, the control of discharge current pulse voltage falling time are within the scope of ten ns to 100 ns, wherein in peak value of pulse electricity
When pressure -19kV, maximum discharge current 12A；In peak impulse voltage -23kV, maximum discharge current 18A；In pulse peak
When threshold voltage -27kV, maximum discharge current 24A；
As the peak impulse voltage of pulse discharge means controls between certain range, what indicator analysis obtained has
Effect degradation rate will be changed, and the ozone production quantity to play an important role to the degradation of azo dyestuff chemistry waste liquid will become
Change；In conjunction with high-pressure reactor and indicator, provide foundation for the analysis of degrade ozone, energy efficiency, pulse discharge means it is interior
Pulsed discharge blast process in portion's generates a large amount of active material: hydroperoxyl radical, ozone, hydrogen peroxide, oxygen radical, and hydrogen is free
Base, ozone, hydrogen peroxide, oxygen radical are liquefied by liquefying plant, and pulse discharge means are exploded in internal pulsed discharge
Shock wave, ultraviolet light, upper many factors synergistic effect, booster action effect, set photochemistry, electricity and chemistry are generated in the process
Oxidation is integrated, to increase to azo dyestuff chemistry waste liquid analysis of components function；Meanwhile the electric discharge of liquefied internal pulses is quick-fried
Azo dyes chemical waste fluid composition can be broken down into small-molecule substance as nontoxic carbon dioxide and water after fried, high
It imitates, is easy to handle, without secondary pollution；
The power supply and control system of pulse discharge means be capable of providing peak voltage ranges be 0-60kV, pulsewidth 0-
The duration impulse voltage that 500ns, pulse rise time 0-200ns, repetition rate are 0-150Hz, the at this moment storage of the pulse power
Energy capacitor is 36nF, and pulse shaping capacitor is 2.4nF；Wherein hollow high-pressure discharge electrode and liquid level distance are close to 0；In hollow high-pressure
There are a plurality of below the place of the beginning internal pulses discharging explosion of discharge electrode to the discharge channel extended under liquid level, with arteries and veins
The raising of crest voltage is rushed, discharge channel can further extend；Generating in the electric discharge of discharge plasma region clustering has by force
The active particle of oxidisability is reacted with organic and inorganic matter；
The grounding electrode of high-pressure reactor is stainless steel tubular electrode, and high-pressure reactor will also be to the life of water and carbon dioxide
It is measured at situation；
Acquisition device, for obtain pulse discharge means generation all excitations ionization body, generate free radical, ozone,
The information of ion, simple substance atom；By the information of acquisition, it is free to form hydroperoxyl radical, ozone, hydrogen peroxide, oxygen radical, hydrogen
Base respective identification, and be stored as queue form forms team by the column that are identified as of ingredient when each internal pulses discharging explosion
Column store in a computer, and the mark of each ingredient is associated as well to a circulation storage device, and circulation storage device includes to belong to
Azo dyes chemical waste fluid mark in the mark corresponding region of each ingredient；
Coalignment begins looking for matching for identifying according to azo dyes chemical waste fluid from block storage, by azo
Class dyestuff chemistry waste liquid mark is matched with the azo dyes chemical waste fluid mark of circulation storage device, until being matched to phase
Until same azo dyes chemical waste fluid mark, and the information being matched to is ranked up；
Inquiry unit, according to coalignment, it is established that azo dyes chemical waste fluid analytical table, so as to obtain azo
Composition information of the dyestuff chemistry waste liquid after oxidation, liquefaction, internal pulses discharging explosion, and analysing energy efficiency realize antithesis
The increase of the Effective degradability of nitrogen class dyestuff chemistry waste liquid.
Detailed description of the invention
Fig. 1 is a kind of structure chart of azo dyes chemical waste fluid analysis of components device of the present invention；
Specific embodiment
Below in conjunction with preferred embodiment and attached drawing, further description of the technical solution of the present invention.
Embodiment one: the processing requirement in order to meet soil organic matter difficult to degrade, the invention proposes a kind of azo dyes
Expect chemical waste fluid analysis of components device.
It is acquisition device, coalignment, inquiry unit, pulse discharge means, high-pressure reactor, liquefying plant, indicator, quick-fried
Explosion unit, oxidation unit；
To reduce cost, convenient for the observation of electric discharge phenomena, high-pressure reactor is process using transparent organic glass, liquefaction
Device is small rust Steel material, carries out more uniform gas and liquid two phases discharge process in liquefying plant using pulse discharge means, and
The high-pressure reactor is studied to the degradation effect of azo dyestuff chemistry waste liquid using indicator, and is shown using using pulse to put
Electric installation could effectively degrade the indicator in azo dyes chemical waste fluid.
As peak impulse voltage drops to -36kV from -26kV, the degradation rate of indicator analysis is improved in system
10%, the ozone production quantity to play an important role to the degradation of azo dyestuff chemistry waste liquid increases 6mg.In peak impulse voltage
Be -36kV, pulse frequency 50Hz, hollow high-pressure discharge electrode and liquid level distance be 0, discharge 30min when, the energy of high-pressure reactor
Amount efficiency can reach 2.05x10m0l/J.For the high pressure inner pulsed discharge explosion plasma for further studying high-field electrode form
Body system discharge process is discharge plasma；It is degradation in conjunction with high-pressure reactor and indicator；Ozone；The analysis of energy efficiency
Provide foundation.Destructor internal pulses discharging explosion process can generate a large amount of active material, as hydroperoxyl radical, ozone,
Hydrogen peroxide, oxygen radical, hydroperoxyl radical etc., pulse discharge means generate shock wave in internal pulsed discharge blast process,
Ultraviolet light etc., the above many factors synergistic effect, strengthens function and effect, overcomes the limitation of single method, gather photochemical
, electricity and chemical oxidation are integrated, to obtain a kind of azo dyes chemical waste fluid orientation azo dyes chemical waste fluid
The method of control.Meanwhile organic pollutant can be broken down into the small-molecule substances such as nontoxic carbon dioxide and water, efficiently,
It is easy to handle, without secondary pollution.
For the present invention, for a kind of azo dyes chemical waste fluid orient azo dyes chemical waste fluid control structure with
And reducing cost, improving efficiency and set out in terms of reaction mechanism, the internal pulses discharging explosion high pressure for designing discharge electrode structure are anti-
It answers device to be transformed: the material of high-pressure reactor being changed into organic glass by the material of stainless steel, grounding electrode by height
Pressure reactor wall is changed to the stainless steel tubular electrode that a circle is attached on reaction under high pressure wall, and making for high-pressure reactor is greatly lowered
Valence.With indicator to studying a kind of azo dyes chemical waste fluid orientation azo dyes chemical waste fluid instrument to azo dyes
The degradation effect of waste liquid is learned, and the generation situation of water and carbon dioxide is measured.
Impulse electricity device, high-pressure reactor designed by the present invention, liquefying plant, indicator, destructor, oxidation dress
Set, the systems such as internal pulses discharging explosion as shown in Figure 1, whole system by high-pressure reactors such as high voltage power supply, electric discharges and
Oxidation unit system is constituted.It is 0- that wherein the power supply of pulse discharge means and control system, which are capable of providing peak voltage ranges,
The duration impulse voltage that 60kV, pulsewidth 0-500ns, pulse rise time 0-200ns, repetition rate are 0-150Hz, this arteries and veins
The storage capacitor for rushing power supply is 36nF, and pulse shaping capacitor is 2.4nF.
Azo dyes chemical waste fluid orients azo dyes chemical waste fluid instrument plasma water process high-pressure reactor knot
Structure is as shown in Figure 1.High-pressure reactor is organic glass material, high H400mm, overall diameter 94mm, interior diameter 70mm, entry/exit port
Overall diameter 7mm.Peak value is that -36 to -26kV negative pulse high pressures are added on the stainless steel injector electrode that overall diameter is 2mm.Diameter
The stainless steel ring-type cylinder electrode of 68mm, high h=100mm invest ground connection on the inside of organic glass barrel.High pressure nozzle electrode is placed in
On high-pressure reactor central axes.High-pressure reactor is equipped with entry/exit port, azo dyes that can be to be processed to high-pressure reactor
It learns waste liquid and is passed through required gas such as air, oxygen etc., realize gas-liquid two-phase electric discharge.High-pressure reactor upper cover can be opened, wait locate
The azo dyes chemical waste fluid of reason can inject at the top of high-pressure reactor.Hollow high-pressure discharge electrode and liquid level distance are close to 0.This
During invention, there are a plurality of below the pulsed discharge to the discharge channel extended under liquid level, has discharge channel in nozzle edge
Extend to ground connection cylinder electrode, with the raising of peak impulse voltage, which can further extend.In discharge plasma
Region generates the active particle with strong oxidizing property in region clustering electric discharge, can react with a variety of organic and inorganic matter.
Number by increasing hollow high-pressure discharge electrode can make the discharge plasma light emitting region of reaction compartment be similar to be multiplied.
Because system energy efficiency is determined by the ratio of degradation amount and internal pulses discharging explosion system capacity, in pulse reaction
Device external dc high tension voltage is 48kV, and peak impulse voltage is -36kV, pulse frequency 50Hz, spray point and liquid level distance
It is 0, the degradation amount that indicator is acquired after the 30min that discharges is 1.49mg, about 4.25x10m0l.Internal pulses are acquired by above formula to put
The energy of discharge-induced explosion system is 2.07x10J, in order to verify designed high-pressure reactor to the degradation effect of pollutant, is selected
Azo dyes are that target contaminant has carried out the degradation present invention.Wherein azo dyes chemical waste fluid solution is by indicator and steaming
Distilled water preparation, initial mass concentration is 20mg/L, using visible spectrophotometer at the maximum absorption wave a length of 485 of indicator
Measure absorbance.The characteristic absorption peak for showing device azo dyes chemical waste fluid, within the scope of a certain concentration, absorbance A and azo
Class dyestuff chemistry spent liquor solution concentration: between abide by Lambert-Beer law.Therefore, it is useless that azo dyes chemistry can be measured
The degradation rate of liquid.
In the present invention, configured azo dyes chemical waste fluid through magnetic agitation after mixing, from high-pressure reactor
Top is added.The present invention handles azo dyes chemical waste fluid 400ml, and the internal pulses discharging explosion processing time is 30min, arteries and veins
Repetition rate is rushed as 50Hz, the relative distance of hollow high-pressure discharge electrode and liquid level is 0.Change peak impulse voltage range -36kV-
26kV, the degradation effect result to azo dyestuff chemistry waste liquid is as shown in Figure 1, the discharge electrode used by pulse discharge means
Under structure, discharge time 30min, when peak impulse voltage is a 36kV, to the indicator that initial mass concentration is 20mg/L
Degradation rate can reach 19% or so.In addition, the degradation rate of azo dyes also rises when peak impulse voltage absolute value increases
It is high.It is analyzed in such as 2.2, the quantity for increasing pulse discharge means electrode or the amplitude for further increasing peak impulse voltage can expand
Big plasma discharging body region is to improve the degradation rate to pollutant.
When increase pulses crest voltage, so that the energy injected into system increases, while interelectrode electricity is improved
Field intensity, increases the quantity of high energy electron, and with azo dyes chemical waste fluid molecule non-resilient touch can occur for high energy electron
It hits, is thus converted into the interior energy of molecule, hydrone is made to be in the state of activation.Excitation, electricity occur before liquefying plant for hydrone
From, it generates free radical, ozone, ion, simple substance atom etc. and is liquefied by high-pressure installation, according to reaction, increase crest voltage,
The energy of pulse discharge means injection increases, and internal pulses discharging explosion process generates more high energy electrons, considerably increases
To generate the probability of active particle, degradation rate is improved for high energy electron and gas molecule collision.
In addition huge pulse current makes to form high-energy-density in plasma channel during internal pulses discharging explosion, office
Portion generates high temperature, gives off very strong ultraviolet light, and ultraviolet light can generate that oxidisability is stronger to act on azo with synergy
Dyestuff chemistry waste liquid, using the mass concentration in gas analyzer measurement gas, increase is conducive to azo dyes chemical waste fluid
Degradation.Two kinds of approach and azo dyes can be reacted by indirect reaction and directly in internal pulsed discharge blast process
Chemical waste fluid reaction.In general, direct oxidation azo dyes chemical waste fluid is main reaction, the intermediate product of oxidation holds
Easily reacted with the carbon double bond of organic molecule, and indirect oxidation is a series of with dissolution material effects certain in solution generation
Free radical, the high-pressure reactor of design can form the negative internal pulses discharging explosion of uniform gas-liquid two-phase, on liquid level distribution compared with
Uniform plasma discharging body region, and have discharge plasma channel under liquid level and ground connection cylinder electrode diffusion.
The raising for increasing hollow high-pressure electric discharge number of poles improves discharge plasma number of channels, expands discharge plasma
Region and increase are remarkably improved the degradation efficiency to azo dyestuff chemistry waste liquid to the Implantation Energy of high-pressure reactor.
Acquisition device, occurs the ionization of all excitations for obtaining pulse discharge means, generate free radical, ozone, from
The information of son, simple substance atom；By the information of acquisition, hydroperoxyl radical, ozone, hydrogen peroxide, oxygen radical, hydroperoxyl radical are formed
Etc. respective identifications, and be stored as queue form, form team by the column that are identified as of ingredient when each internal pulses discharging explosion
Column store in a computer, and the mark of each ingredient is associated as well to a circulation storage device, the circulation storage device packet
Azo dyes chemical waste fluid mark containing the mark corresponding region for belonging to each ingredient；
Coalignment begins looking for matching for identifying according to azo dyes chemical waste fluid from block storage, by azo
Class dyestuff chemistry waste liquid mark is matched with the azo dyes chemical waste fluid mark of circulation storage device, until being matched to phase
Until same azo dyes chemical waste fluid mark, and the path information being matched to is ranked up；
Inquiry unit, according to coalignment, it is established that azo dyes chemical waste fluid analytical table, so as to obtain azo
Composition information of the dyestuff chemistry waste liquid after liquefaction, high pressure, pulsed discharge, and analysing energy efficiency, and realize and azo is contaminated
Expect effective degradation of chemical waste fluid；With the raising of Implantation Energy, production quantity increases, and degradation rate can further improve.
Embodiment two: hollow discharge electrode designed by pulse discharge means can also be used as azo dyes chemistry to be processed
Waste liquid enters the channel of high-pressure reactor, azo dyes chemical waste fluid to be processed in this way through the hollow high-pressure discharge electrode,
The device that is liquefied atomization is droplet.In internal pulsed discharge blast process, the hollow high-pressure discharge electrode is nearby electric discharge
The highest region of plasma density, the active particle that can largely act on pollutant are assembled herein, azo to be processed
Dyestuff chemistry waste liquid considerably increases the probability of pollutant and active particle effect when passing through；On the other hand azo to be processed
Dyestuff chemistry waste liquid liquefiable device under the action of electrostatic force and surface tension is atomized as droplet, and surface area increases, together
Sample increases the probability of pollutant and active particle effect, discharge plasma pulse voltage during internal pulses discharging explosion
Acquisition device is connected to by high-voltage probe and current probe and adapter with the waveform of pulse current and carries out real-time monitoring, gas-liquid
Typical discharge voltage that two-phase discharge process monitors, discharge current pulse voltage falling time are about tens ns, wherein in arteries and veins
When rushing crest voltage -19kV, maximum discharge current is about 12A；In peak impulse voltage -23kV, maximum discharge current is about
18A；In peak impulse voltage -27kV, maximum discharge current is about 24A.
Beneficial achievement of the invention is: by the setting of modules stratification, realizing the modularization and effect of function
Rate, and the assistant analysis of azo dyes chemical waste fluid is realized, there is very big reference to the real work of environmentally friendly personnel
Value.
Above-described is only some specific embodiments of the invention, but is come for those of ordinary skill in the art
It says, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to of the invention
Protection scope.
Claims (1)
1. a kind of azo dyes chemical waste fluid analysis of components device, which is characterized in that comprising pulse discharge means, obtain dress
It sets, coalignment, inquiry unit, indicator；Wherein the pulse discharge means connect the acquisition device, the acquisition device
The coalignment is connected, the coalignment connects the inquiry unit, and in addition the pulse discharge means connect the finger
Show device；
Wherein the pulse discharge means include high-pressure reactor, liquefying plant, hollow high-pressure discharge electrode；The wherein high pressure
Reactor includes destructor, oxidation unit；
It carries out carrying out azo dyestuff chemistry waste liquid the work of internal pulses discharging explosion in the pulse discharge means, and in order to
Reduce cost, the observation convenient for the indicator to electric discharge phenomena, the high-pressure reactor processed using transparent organic glass and
At the liquefying plant is small rust Steel material, and the hollow high-pressure discharge electrode of the pulse discharge means is as pulsed discharge
Electrode enters the channel of the high-pressure reactor, and the number by increasing the hollow high-pressure discharge electrode can make putting for reaction compartment
Electro-plasma light emitting region is multiplied, and in addition azo dyes chemical waste fluid to be processed is put by the hollow high-pressure
Before Electrode treatment, to be atomized by the liquefying plant is droplet；
The pulse discharge means carry out more uniform gas-liquid two-phase after the oxidation unit carries out oxidation work and discharged
Journey, and reflect the high-pressure reactor to the degradation effect of azo dyestuff chemistry waste liquid, the instruction using the indicator
To the influence of the Effective degradability of azo dyestuff chemistry waste liquid when device is used to show to work using pulse discharge means；
During the internal pulses discharging explosion, the hollow high-pressure discharge electrode is nearby plasma discharging volume density highest
Region, herein, azo dyes chemical waste fluid to be processed passes through for the active particle aggregation that can largely act on pollutant
When considerably increase pollutant and active particle effect probability；On the other hand azo dyes chemical waste fluid to be processed is quiet
It can be atomized by the liquefying plant under the action of electric power and surface tension as droplet, surface area increase, increase pollutant
With the probability of active particle effect, discharge plasma pulse voltage and pulse current during the internal pulses discharging explosion
Waveform the acquisition device be connected to by high-voltage probe and current probe and adapter carry out real-time monitoring, gas-liquid two-phase is put
Typical discharge voltage that electric process monitors, discharge current pulse voltage falling time control within the scope of ten ns to 100 ns,
Wherein in peak impulse voltage -19kV, maximum discharge current 12A；In peak impulse voltage 23kV, maximum discharge current
For 18A；In peak impulse voltage -27kV, maximum discharge current 24A；
As the peak impulse voltage of the pulse discharge means controls between certain range, the indicator analysis is obtained
The Effective degradability will be changed, degrade the ozone production quantity that plays an important role to azo dyestuff chemistry waste liquid
It will change；In conjunction with the high-pressure reactor and the indicator, the analysis for degrade ozone, energy efficiency provides foundation, institute
The internal pulses discharging explosion process for stating pulse discharge means generates a large amount of active material: hydroperoxyl radical, ozone, peroxidating
Hydrogen, oxygen radical, the hydroperoxyl radical, ozone, hydrogen peroxide, oxygen radical are liquefied by the liquefying plant, described
Pulse discharge means generate shock wave during the internal pulses discharging explosion, and ultraviolet light many factors synergistic effect adds
Strong function and effect, set photochemistry, electricity and chemical oxidation are integrated, to increase to azo dyestuff chemistry waste liquid composition point
Analyse function；Meanwhile after liquefied internal pulses discharging explosion azo dyes chemical waste fluid composition can be broken down into it is nontoxic
Carbon dioxide and water as small-molecule substance, it is efficient, easy to handle, without secondary pollution；
The power supply and control system of the pulse discharge means be capable of providing peak voltage ranges be 0-60kV, pulsewidth 0-
The duration impulse voltage that 500ns, pulse rise time 0-200ns, repetition rate are 0-150Hz, the at this moment storage of the pulse power
Energy capacitor is 36nF, and pulse shaping capacitor is 2.4nF；Wherein the hollow high-pressure discharge electrode and liquid level distance are close to 0；Described
It is logical to the electric discharge extended under liquid level that there are a plurality of below the place of the beginning internal pulses discharging explosion of hollow high-pressure discharge electrode
Road, with the raising of peak impulse voltage, the discharge channel can further extend；It discharges in discharge plasma region clustering
The active particle with strong oxidizing property is generated, is reacted with organic and inorganic matter；
The grounding electrode of the high-pressure reactor is stainless steel tubular electrode, and the high-pressure reactor will also be to water and carbon dioxide
Generation situation measure；
The acquisition device generates free radical, smelly for obtaining the ionization body for all excitations that the pulse discharge means occur
The information of oxygen, ion, simple substance atom；By the information of acquisition, hydroperoxyl radical, ozone, hydrogen peroxide, oxygen radical, hydrogen are formed
Free radical respective identification, and be stored as queue form is identified as column shape by ingredient when each internal pulses discharging explosion
In a computer at queue storage, and the mark of each ingredient is associated as well to a circulation storage device, the circulation storage dress
Set the azo dyes chemical waste fluid mark of the mark corresponding region comprising belonging to each ingredient；
The coalignment begins looking for matching for identifying according to azo dyes chemical waste fluid from block storage, by azo
Class dyestuff chemistry waste liquid mark is matched with the azo dyes chemical waste fluid mark of circulation storage device, until being matched to phase
Until same azo dyes chemical waste fluid mark, and the information being matched to is ranked up；
The inquiry unit, according to the coalignment, it is established that azo dyes chemical waste fluid analytical table, so as to obtain idol
Composition information of the nitrogen class dyestuff chemistry waste liquid after oxidation, liquefaction, internal pulses discharging explosion, and analysing energy efficiency are realized
Increase to the Effective degradability of azo dyestuff chemistry waste liquid.
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| CN201611084205.8A CN106430429B (en) | 2016-12-01 | 2016-12-01 | A kind of azo dyes chemical waste fluid analysis of components device |
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| CN112699335B (en) * | 2020-12-21 | 2023-08-29 | 中国辐射防护研究院 | Method for estimating release source item of hydrogen explosion accident of high-level waste liquid storage tank of post-treatment plant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2125581U (en) * | 1992-06-20 | 1992-12-23 | 鞍山静电技术研究设计院 | Ozone water sterilizer |
| JP3773764B2 (en) * | 2000-07-07 | 2006-05-10 | 株式会社神戸製鋼所 | Liquid processing method and apparatus |
| EP1581458B1 (en) * | 2003-01-02 | 2010-08-11 | Ultraviolet Sciences, Inc. | Micro-discharge devices and applications |
| CN104445507A (en) * | 2014-12-09 | 2015-03-25 | 上海海事大学 | Device and method for degrading printing and dyeing wastewater by virtue of synergy of nanosecond high-voltage pulse discharge plasma and titanium dioxide |
| CN105858617A (en) * | 2016-04-08 | 2016-08-17 | 复旦大学 | Device and method for preparing hydrogen peroxide by using plasma discharge |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005058886A (en) * | 2003-08-11 | 2005-03-10 | Mitsubishi Heavy Ind Ltd | Waste water treatment apparatus using high-voltage pulse and method therefor, and power supply circuit for the apparatus |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2125581U (en) * | 1992-06-20 | 1992-12-23 | 鞍山静电技术研究设计院 | Ozone water sterilizer |
| JP3773764B2 (en) * | 2000-07-07 | 2006-05-10 | 株式会社神戸製鋼所 | Liquid processing method and apparatus |
| EP1581458B1 (en) * | 2003-01-02 | 2010-08-11 | Ultraviolet Sciences, Inc. | Micro-discharge devices and applications |
| CN104445507A (en) * | 2014-12-09 | 2015-03-25 | 上海海事大学 | Device and method for degrading printing and dyeing wastewater by virtue of synergy of nanosecond high-voltage pulse discharge plasma and titanium dioxide |
| CN105858617A (en) * | 2016-04-08 | 2016-08-17 | 复旦大学 | Device and method for preparing hydrogen peroxide by using plasma discharge |
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