CN105948346A - Sloping plate sedimentation basin and needle cylinder type plasma combined treatment device for toxic organic wastewater - Google Patents
Sloping plate sedimentation basin and needle cylinder type plasma combined treatment device for toxic organic wastewater Download PDFInfo
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- CN105948346A CN105948346A CN201610436469.9A CN201610436469A CN105948346A CN 105948346 A CN105948346 A CN 105948346A CN 201610436469 A CN201610436469 A CN 201610436469A CN 105948346 A CN105948346 A CN 105948346A
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- plasma
- sloping plate
- tubulose
- reaction vessel
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- 238000004062 sedimentation Methods 0.000 title abstract description 9
- 239000002351 wastewater Substances 0.000 title abstract description 9
- 231100000331 toxic Toxicity 0.000 title abstract 2
- 230000002588 toxic effect Effects 0.000 title abstract 2
- 238000006243 chemical reaction Methods 0.000 claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000010802 sludge Substances 0.000 claims abstract description 8
- 230000008021 deposition Effects 0.000 claims description 44
- 239000010865 sewage Substances 0.000 claims description 33
- 231100000614 poison Toxicity 0.000 claims description 18
- 230000007096 poisonous effect Effects 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 23
- 230000008569 process Effects 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000004568 cement Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000005336 safety glass Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000002198 insoluble material Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000004523 agglutinating effect Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- -1 aromatic nitro compound Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 231100000693 bioaccumulation Toxicity 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012667 polymer degradation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000000630 rising effect Effects 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/305—Treatment of water, waste water, or sewage by irradiation with electrons
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a sloping plate sedimentation basin and needle cylinder type plasma combined treatment device for toxic organic wastewater. The device comprises a tubular plasma reaction vessel, a cylindrical sloping plate sedimentation vessel, a high-voltage electrode and a grounding electrode, wherein the high-voltage electrode and the grounding electrode are connected with the positive electrode and the negative electrode of a power supply respectively. The tubular plasma reaction vessel is sleeved with the cylindrical sloping plate sedimentation vessel, a sloping plate is arranged in an annular area between the cylindrical sloping plate sedimentation vessel and the tubular plasma reaction vessel to form a sloping plate sedimentation area, and a sludge bucket is arranged below the sloping plate sedimentation area. The high-voltage electrode is inserted in the tubular plasma reaction vessel. The device has the advantages of being high in utilization rate, high in continuity, economical, environmentally friendly, stable in operation and the like, has a significant treatment effect especially on high-concentration wastewater likely to flocculate and difficult to degrade, has broad potential application prospects and is expected to be widely applied and popularized in a water body pollution treatment process in the future.
Description
Technical field
The invention belongs to the applied technical field of low temperature plasma, be specifically related to a kind of inclined-plate clarifying basin compound needle cartridge type etc. from
The poisonous organic sewage treatment device of daughter.
Background technology
Along with the fast development of modern industrial and agricultural production, the organic pollution of the association such as pesticide, chemical fertilizer and industrial waste (as
PAHs, PCBs, aromatic nitro compound etc.) constantly enter in environment.These organic micro-pollutants often have " three cause "
Effect and high bioaccumulation, their diffusion not only pollutes the environment, destroys ecological balance, but also can pass through food chain
Approach is detrimental to health, one of Treatment process urgent task having become as environmentalist therefore developing organic pollution.
Inclined-plate clarifying basin grows up on the basis of shallow pool theory, has surface loading compared with traditional horizontal sedimentation tank
The advantages such as height, clearance are high, the time of staying is short, floor space is little.It is widely used in sewage disposal, and receive
Good effect.Have become as the main device of coagulating sedimentation in sewage disposal at present.
Plasma technique is the high-level oxidation technology in a kind of more forward position occurred in recent years, and is first applied to environmental improvement
In.It act as one with ozone oxidation, ultraviolet degradation, free-radical oxidation, pyrolysis and high energy electron irradiation etc. are multiple
Body, can effectively remove the various pollutant in waste water, and electric discharge is the main method that low temperature plasma produces, discharge plasma
In oxidizing extremely strong OH, H, O, O3Isoreactivity particle, and along with high-temperature oxydation, ultraviolet radiation, shock wave etc.
Effect, Organic substance, under the effect of these comprehensive effects, is degraded to CO the most at last2、H2O or other organic substance.There is place
The reason cycle is short, efficiency is high, non-secondary pollution, the advantage such as applied widely.The most gradually it is applied to water environment pollution at present
In process field, but at present plasma technique yet suffers from some shortcomings, as inefficient, processing cost of a relatively high and
The ways and means specific aim of degradation effect is the strongest etc..
As can be seen here, find a kind of efficiently, simple, avoid the sewage-treatment plant of secondary pollution or method the most necessary.
Summary of the invention
It is an object of the invention on the basis of existing technology, it is provided that a kind of inclined-plate clarifying basin compound needle barrel plasma is poisonous has
Machine sewage-treatment plant.The design of this device is simple, it is low to invest, floor space is little, high treating effect, reaction efficiency high, without two
The advantages such as secondary pollution, collection mud-water separation and Cement Composite Treated by Plasma combine, can apply to following continuously of organic polluting water field
Ring processes.
The purpose of the present invention is achieved through the following technical solutions:
A kind of inclined-plate clarifying basin poisonous organic sewage treatment device of compound needle barrel plasma, it includes tubulose plasma reaction
Container, tubular sloping plate deposition container and connect high-field electrode and the ground electrode of power positive cathode respectively, described tubulose etc. from
Daughter reaction vessel is set in described tubular sloping plate deposition container, at described tubular sloping plate deposition container and tubulose plasma
Arranging swash plate in annular region between reaction vessel and form sloping plate deposition district, the lower section in described sloping plate deposition district is provided with sludge bucket,
The chamber wall of described tubular sloping plate deposition container is provided with at least one water inlet, and described water inlet is positioned at described sloping plate deposition district
On the chamber wall of lower section, the upper end of described tubular sloping plate deposition container is higher than the upper end of described tubulose reaction vessel for plasma;Institute
In the tubulose reaction vessel for plasma described in high-field electrode insertion stated, the chamber wall of described tubulose reaction vessel for plasma is
Sandwich, described ground electrode is arranged in the crack of described sandwich, under described tubulose reaction vessel for plasma
End is provided with outlet, and the top of described tubular sloping plate deposition container is provided with air vent.
As a kind of optimal technical scheme, the upper end of described tubulose reaction vessel for plasma is provided with downflow weir;Further preferably,
Described downflow weir is triangular-notch weir.
As a kind of optimal technical scheme, water-distributing device, described water distribution dress are installed in described tubulose reaction vessel for plasma
Top setting in described tubulose reaction vessel for plasma.Described water-distributing device is preferably homogenizing plate.
As a kind of optimal technical scheme, described high-field electrode is the hollow metal pipe that upper end is provided with air inlet, this hollow metal
The surface distributed of pipe has high-field electrode pin to bring out QI KOU, and gas is brought out by high-field electrode pin after being passed through hollow metal pipe by air inlet
QI KOU carries out air-blowing for being passed through gas in tubulose reaction vessel for plasma, forms gas liquid reaction system, reacted gas
The air vent being arrived device by the homogenizing plate on top is discharged.
As a kind of optimal technical scheme, described air inlet external air pump, it is passed through air or oxygen.Further preferably
, described air inlet is connected with mass air flow sensor and air pump, and the big I of ventilation arbitrarily regulates.
As a kind of optimal technical scheme, described water inlet is 4, is evenly distributed on the appearance of described tubular sloping plate deposition container
On wall.
As a kind of optimal technical scheme, described ground electrode is tubular metal net, with the matching form of described sandwich
Close.
The material of described tubulose reaction vessel for plasma is glass (quartz glass or safety glass) or pottery;Described tubular is oblique
The material of plate precipitation vessel is glass (quartz glass or safety glass) or rustless steel.Described homogenizing plate is pottery or glass
(quartz glass or safety glass) and match with the shape of tubulose reaction vessel for plasma.
During use, between high-field electrode and ground electrode, form plasma reaction district, at tubular sloping plate deposition container and tubulose
Forming sloping plate deposition district between reaction vessel for plasma, apparatus of the present invention tie precipitate and separate and the plasma reaction of sewage
Closing, an equipment realizes two kinds of functions.The described swash plate in sloping plate deposition district is dismountable, and the inclination angle of swash plate is also
Can regulate, described sludge bucket is to store mud for temporarily, and utilizes the gravitational settling of mud, reduces the aqueous of mud
Rate;Described sloping plate deposition district goes out the cotton-shaped and insoluble material in water from water, and the Cement Composite Treated by Plasma for next step subtracts
Gently process load.Described plasma reaction district is the deliquescent polymer degradation treatment in water, for next step
Process prepare.Described high-field electrode is the metal tube of hollow, can be passed through gas, forms gas liquid reaction system.Described
The high-field electrode pin that the surface of high-field electrode is evenly distributed with many radius of curvature little brings out QI KOU, and described high-field electrode pin brings out gas
The shape of mouth, length and quantity can regulate, and therefore form spininess-barrel plasma reaction unit, reduce rising of electric discharge
Beginning voltage.
Described triangular-notch weir is that described homogenizing plate is to make plasma anti-in order to enable sewage to flow to homogenizing plate smoothly
The sewage answering district contacts more uniformly with gas, strengthens the capacity usage ratio of plasma reaction, and described ground electrode is inlayed
In the chamber wall of tubulose reaction vessel for plasma, use material is wire netting, and ground connection.
The upper end of described tubular sloping plate deposition container is higher than the upper end of described tubulose reaction vessel for plasma, it is ensured that sewage will not overflow
Stream.
Described water inlet arranges on the barrel of tubular sloping plate deposition container, and oettIed sewage flows into homogenizing plate by triangular-notch weir,
Flowing into plasma reaction district afterwards to process, sewage flows out this processing means by outlet afterwards.
The material of described tubulose reaction vessel for plasma is quartzy or ceramic and material is double-deck, sets between double-deck crack
Having netted wire ground electrode, described high-field electrode is the metal tube of hollow, external high voltagehigh frequency power supply.Described high pressure
The equal scalable of the voltage of high frequency electric source, electric current.
The inclined-plate clarifying basin poisonous organic sewage treatment device of compound needle barrel plasma of the present invention processes organic polluting water, tool
There are simultaneously flocculation sediment and the advantage of Cement Composite Treated by Plasma, can be used for the process of the high-concentration hardly-degradable waste water easily flocculated.
Beneficial effects of the present invention:
Apparatus of the present invention have practical, floor space is little, treatment effeciency is high, equipment cost is low, operating cost is low, utilize
The advantages such as rate is high, seriality is strong, economic and environment-friendly and stable, solve treatment effect present in current treatment technology
The problem such as low, treating capacity is few and floor space is big, can be widely used in the process neck of the easily high-concentration hardly-degradable waste water of flocculation
Territory.
Accompanying drawing explanation
Fig. 1 is the structure chart of the inclined-plate clarifying basin poisonous organic sewage treatment device of compound needle barrel plasma.
Fig. 2 is inclined-plate clarifying basin compound needle barrel plasma poisonous organic sewage treatment device A-A direction sectional view.
Fig. 3 is the partial enlarged drawing of high-field electrode
Wherein 1 air inlet, 2 high-field electrode pins bring out QI KOU, 3 triangular-notch weirs, 4 homogenizing plates, 5 water inlets, 6 oblique
Plate settling zone, 7 sludge buckets, 8 outlets, 9 air vents, 10 ground electrodes, 11 high-field electrodes, 12 tubuloses
Reaction vessel for plasma, 13-tubular sloping plate deposition container, 14-high voltagehigh frequency power supply
Detailed description of the invention
Below in conjunction with accompanying drawing, the implementation process of this invention is explained and analyzes:
As shown in Figure 1, Figure 2 and Figure 3, a kind of inclined-plate clarifying basin poisonous organic sewage of compound needle barrel plasma processes dress
Putting, it includes tubulose reaction vessel for plasma 12, tubular sloping plate deposition container 13 and connects high voltagehigh frequency power supply 14 respectively
The high-field electrode 11 of both positive and negative polarity and ground electrode 10, described tubulose reaction vessel for plasma 12 is set in described tubular
Annular in sloping plate deposition container 13, between described tubular sloping plate deposition container 13 and tubulose reaction vessel for plasma 12
Arranging swash plate in region and form sloping plate deposition district 6, the lower section in described sloping plate deposition district 6 is provided with sludge bucket 7, described tubular swash plate
Being evenly distributed with four water inlets 5 on the chamber wall of precipitation vessel 13, described water inlet 5 is positioned at described sloping plate deposition district 6
On the chamber wall of lower section, the top of described tubular sloping plate deposition container 13 is provided with air vent 9, and described tubular sloping plate deposition holds
The upper end of device 13 is higher than the upper end of described tubulose reaction vessel for plasma 12;Described high-field electrode 11 inserts described pipe
In shape reaction vessel for plasma 12, the chamber wall of described tubulose reaction vessel for plasma 12 is sandwich, and described connects
Ground electrode 10 is arranged in the crack of described sandwich, and the lower end of described tubulose reaction vessel for plasma 12 is provided with outlet
8。
As a kind of optimal technical scheme, the upper end of described tubulose reaction vessel for plasma 12 is provided with triangular-notch weir 3.
As a kind of optimal technical scheme, being provided with homogenizing plate 4 in described tubulose reaction vessel for plasma 12, described is equal
Stream plate is positioned at the top of described tubulose reaction vessel for plasma 12.
As a kind of optimal technical scheme, described high-field electrode 11 is provided with the hollow metal pipe of air inlet 1 for upper end, in this
The surface distributed of empty metal tube has high-field electrode pin to bring out QI KOU 2, and gas passes through high pressure after being passed through hollow metal pipe by air inlet 1
Electrode needle brings out QI KOU 2 and carries out air-blowing for being passed through gas in tubulose reaction vessel for plasma 12, forms gas liquid reaction body
System, the air vent 9 that reacted gas arrives device by the homogenizing plate 4 on top is discharged.
Described air inlet is connected with mass air flow sensor and air pump, is passed through air or oxygen, and the big I of ventilation is random
Regulation.
The material of described tubulose reaction vessel for plasma 12 is quartz glass or pottery.Described tubular sloping plate deposition container 13
Material is quartz glass or rustless steel.
Described ground electrode 10 is tubular metal net, closes with the matching form of described sandwich.
Described homogenizing plate 4 is pottery or quartz glass and the shape with tubulose reaction vessel for plasma 12 match.
During use, between high-field electrode 11 and ground electrode 10, form plasma reaction district, at tubular sloping plate deposition container
Form sloping plate deposition district 6 between 13 and tubulose reaction vessel for plasma 12, apparatus of the present invention the precipitate and separate of sewage and etc.
Gas ions reaction bonded, an equipment realizes two kinds of functions.The described swash plate in sloping plate deposition district 6 is dismountable, and
The inclination angle of swash plate can also regulate, and described sludge bucket is to store mud for temporarily, and utilizes the gravitational settling of mud,
Reduce the moisture content of mud;Described sloping plate deposition district goes out the cotton-shaped and insoluble material in water from water, for next step
Cement Composite Treated by Plasma alleviates process load.Described plasma reaction district degrades the deliquescent polymer in water
Processing, the process for next step is prepared.Described high-field electrode 11 is the metal tube of hollow, can be passed through gas, is formed
Gas liquid reaction system.The high-field electrode pin that the surface of described high-field electrode 11 is evenly distributed with many radius of curvature little brings out QI KOU
2, described high-field electrode pin brings out the shape of QI KOU 2, length and quantity and can regulate, and therefore forms spininess-cartridge type plasma
Precursor reactant device, reduces the starting voltage of electric discharge.
The described inclined-plate clarifying basin poisonous organic sewage treatment device of compound needle barrel plasma processes organic polluting water, has
Simultaneously flocculation sediment and the advantage of Cement Composite Treated by Plasma, can be used for the process of the high-concentration hardly-degradable waste water easily flocculated.
The process using assembly of the invention purified treatment polluted-water is as follows: the water body of pretreatment is injected by water inlet 5 and puts in place
In annular region between described tubular sloping plate deposition container 13 and tubulose reaction vessel for plasma 12, by adding coagulation
Agent or conciliation pH, make the pollutant in sewage react in sloping plate deposition district 6, and sewage and agglutinating matter are in sloping plate deposition district 6
Carrying out mud-water separation, sewage flows into homogenizing plate 4 by triangular-notch weir 3 afterwards, enters tubulose reaction vessel for plasma 12, and dirty
Mud stores in sludge bucket 7 temporarily, discharges when mud reaches a certain amount.Enter tubulose reaction vessel for plasma 12
Sewage is evenly distributed in plasma reaction district by homogenizing plate 4, and air or oxygen are by being connected on air inlet 1 outward
Air pump enters in plasma reaction district, makes plasma in gas-liquid mixed middle electric discharge mutually, and the sewage after process is from outlet 8
Discharging, reacted gas is discharged by air vent 9.
During high voltagehigh frequency corona discharge, the air being passed through can be ionized in a large number, and formed a large amount of high energy free electron,
OH、·O、·HO2Deng free radical and the O of strong oxidizing property3And H2O2, because these materials have strong oxidisability, can be to water
Matter carries out advanced treating;Meanwhile, also can be with effects such as localized hyperthermia, strong shock wave, stronger ultraviolet lights, thus can
Effectively to remove the content of organics in waste water.Electric current, voltage and ventilation and reactant liquor face thickness in reaction are the most adjustable,
Can be adjusted flexibly according to effluent quality.Meanwhile, can be circulated according to the effluent quality of tail water and repeatedly process, thus can
By the chemistry of plasma discharge, physical action organic wastewater effectively to be decomposed and to remove, reach the mesh purified
's.
Claims (9)
1. the inclined-plate clarifying basin poisonous organic sewage treatment device of compound needle barrel plasma, it is characterised in that it includes tubulose
Reaction vessel for plasma, tubular sloping plate deposition container and connect high-field electrode and the ground electrode of power positive cathode respectively, institute
The tubulose reaction vessel for plasma stated is set in described tubular sloping plate deposition container, at described tubular sloping plate deposition container and
Swash plate is set in the annular region between tubulose reaction vessel for plasma and forms sloping plate deposition district, the lower section in described sloping plate deposition district
Being provided with sludge bucket, the chamber wall of described tubular sloping plate deposition container is provided with at least one water inlet, and described water inlet is positioned at institute
Stating on the chamber wall below sloping plate deposition district, the upper end of described tubular sloping plate deposition container holds higher than described tubulose plasma reaction
The upper end of device;In the described tubulose reaction vessel for plasma described in high-field electrode insertion, described tubulose plasma reaction is held
The chamber wall of device is sandwich, and described ground electrode is arranged in the crack of described sandwich, described tubulose plasma
The lower end of reaction vessel is provided with outlet, and the top of described tubular sloping plate deposition container is provided with air vent.
Poisonous organic sewage treatment device the most according to claim 1, it is characterised in that described tubulose plasma reaction is held
The upper end of device is provided with downflow weir.
Poisonous organic sewage treatment device the most according to claim 1 and 2, it is characterised in that described tubulose plasma is anti-
Being provided with water-distributing device in answering container, described water-distributing device is positioned at the top of described tubulose reaction vessel for plasma.
Poisonous organic sewage treatment device the most according to claim 3, it is characterised in that described water-distributing device is current-sharing
Plate.
Poisonous organic sewage treatment device the most according to claim 1, it is characterised in that described high-field electrode is that upper end sets
Having the hollow metal pipe of air inlet, the surface distributed of this hollow metal pipe has high-field electrode pin to bring out QI KOU, and gas is led to by air inlet
Bring out QI KOU by high-field electrode pin after entering hollow metal pipe and carry out air-blowing.
Poisonous organic sewage treatment device the most according to claim 1, it is characterised in that described water inlet is 4, all
On the even chamber wall being distributed in described tubular sloping plate deposition container.
Poisonous organic sewage treatment device the most according to claim 1, it is characterised in that described tubulose plasma reaction is held
The material of device is glass or pottery;The material of described tubular sloping plate deposition container is glass or rustless steel.
Poisonous organic sewage treatment device the most according to claim 1, it is characterised in that described ground electrode is tubulose gold
Belong to net, close with the matching form of described sandwich.
Poisonous organic sewage treatment device the most according to claim 1, it is characterised in that described homogenizing plate is pottery or glass
Glass and the shape with tubulose reaction vessel for plasma match.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107337251A (en) * | 2017-09-04 | 2017-11-10 | 南京大学 | A kind of sewage-treatment plant using wet wall discharge plasma |
CN114349027A (en) * | 2020-10-14 | 2022-04-15 | 重庆工商大学 | Method and device for removing organic matters in industrial waste salt by using low-temperature plasma |
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