CN209254461U - A kind of waste treatment equipment based on double side microporous road discharge plasma - Google Patents
A kind of waste treatment equipment based on double side microporous road discharge plasma Download PDFInfo
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- CN209254461U CN209254461U CN201822025038.0U CN201822025038U CN209254461U CN 209254461 U CN209254461 U CN 209254461U CN 201822025038 U CN201822025038 U CN 201822025038U CN 209254461 U CN209254461 U CN 209254461U
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Abstract
The utility model discloses a kind of waste treatment equipments based on double side microporous road discharge plasma, it is characterised in that: including water tank, discharge assembly and microchannel component；Grounding electrode is arranged in the water tank in the water tank ground connection；The discharge assembly includes high-field electrode and dielectric, and the dielectric is set in the water tank, has high-field electrode accommodating cavity in the dielectric and the high-field electrode is located in the high-field electrode accommodating cavity；The microchannel component includes two microchannel parts and package assembly, and two microchannel parts and dielectric are respectively positioned in the package assembly and two microchannel parts are located at the dielectric two sides；Several micropores are equipped on described two microchannel parts；The package assembly is equipped with pipe joint, the pipe joint external pipe.The utility model can be realized from cooling, high efficiency, handle persistent organic pollutants to short route discharge plasma.
Description
Technical field
The utility model belongs to waste processing arts, specially a kind of based on double side microporous road discharge plasma
Waste treatment equipment.
Background technique
Plasma technique is a kind of emerging high-level oxidation technology, is collection free-radical oxidation, ozone oxidation, ultraviolet light
Solution, high energy electron bombardment, overcritical effect, local heat effect etc. are a variety of to act on one, is physics, chemistry, biology and environment
The integrated technology of the subject crossings such as science.In answering for the fields such as environmental science, material modification, biomedicine, chemical engineering
Plasma research emphasis is increasingly becoming with value.Traditional plasma technique mainly includes corona discharge technology, radio frequency
Discharge technology, microwave discharge technology, dielectric impedance discharge technique electricity etc..
In environmental protection, the processing of persistent organic pollutants all difficult point and emphasis always, plasma technique because its compared with
Strong oxidability, can difficulties such as organic matter in the realization benzene homologues or other heterocycles of high efficiency, non-selectivity in a very short period of time
The destruction of degradable organic pollutant, chain rupture, oxygenolysis realize the processing of organic pollutant, and without secondary pollution, and become
Plasma technique becomes the hot spot of environmentalist's research in recent years.
Dielectric barrier discharge is also known as voltolising, is situated between by placing one or more insulation between high-pressure stage and earthing pole
Matter blocks the path of electric current conduction in discharge process, limits the growth of discharge current, discharge type can be maintained corona discharge
With ebb-flow discharge state, and stable discharging system is obtained.Dielectric barrier discharge is because active material generation efficiency is higher, and low energy consumption,
Moreover, there is the features such as easy to operate, normal temperature and pressure reaction speed is fast, and job stability is strong, and power density is big, and in environment dirt
Dye shows important practical value and wide application prospect in administering.
The generation efficiency of traditional dielectric barrier discharge plasma active material is limited to the temperature of discharge space.Electric discharge
Space temperature is too high, then decomposition rate of the active material for generation of discharging in discharge space is too fast, for pollutant removal
Active material is reduced, and eventually leading to waste water, the efficiency of exhaust-gas treatment and rate reduces, also, traditional dielectric barrier discharge master
If in gas phase discharges, this make plasma technique in wastewater treatment process there is plasma and the mass transfer of liquid phase compared with
Slow problem.In addition, when using dielectric barrier discharge in the industry, because odjective cause gas can be when discharge space stops longer
Between, and the active material that guiding discharge generates further decreases the generation efficiency of active material by a large amount of decomposition of subsequent electric discharge
And contaminant removal efficiency.
Currently, it is provided with cooling unit in the reactor to solve the high temperature problem during dielectric barrier discharge, including
Collet water cooling strengthens air-cooled, liquid nitrogen is cooling etc., and complicated apparatus structure, volume increase, energy consumption raising, efficiency is as a result caused to reduce
Etc. problems；To solve the problems, such as so certainly the plasma during dielectric barrier discharge and mass transfer in liquid phase are slower in reactor
In be provided with and be bubbled component, but in practical application or there is a little problems；Industrial dielectric impedance is put since gas exists
The residence time of discharge space too long problem does not find preferable solution also.
Summary of the invention
In view of above-mentioned one or more defects exist in the prior art, the utility model provides a kind of based on two-sided micro-
The waste treatment equipment of duct discharge plasma.
To achieve the above object, the utility model provides a kind of waste processing based on double side microporous road discharge plasma
Device, it is characterised in that: including water tank (1), discharge assembly (2) and microchannel component (3)；Water tank (1) water inlet with into
Water pipe (1-1) connection, water tank (1) water outlet are connect with outlet pipe (1-2)；The water tank (1) is grounded or in the water tank (1)
Interior setting grounding electrode (2-6)；The discharge assembly (2) includes high-field electrode (2-1) and dielectric (2-2), the insulation
Medium (2-2) is set in the water tank (1), has high-field electrode accommodating cavity (2-21) and the high pressure in the dielectric (2-2)
Electrode (2-1) is located in the high-field electrode accommodating cavity (2-21)；The microchannel component (3) includes two microchannel part (3-
1) it is respectively positioned in the package assembly (3-2) and is somebody's turn to do with package assembly (3-2), two microchannel parts (3-1) and dielectric (2-2)
Two microchannel parts (3-1) are located at the two sides the dielectric (2-2)；It is equipped on described two microchannel parts (3-1)
Several micropores (3-11)；The package assembly (3-2) is equipped with pipe joint (3-21), pipe joint (3-21) external pipe
(3-3).
Using the above scheme, at work, which is connected by conducting wire external high voltage power supply, the high pressure
Electrode (2-2) is coated and insulation barrier and for being located at dielectric (2-2) in the water tank (1) by dielectric (2-2)
Electrion, work characteristics are analyzed as follows two microchannel parts (3-1) of two sides respectively:
First, since when to water tank (1) interior wastewater treatment, which can be to the two sides dielectric (2-2)
Two microchannel parts (3-1) in face are discharged respectively, discharge compared to using single side, it can be achieved that double side microporous electric discharge；
Second, since when external pipe (3-3) is passed through gas, realizing in the microchannel part (3-1) can gas-vapor mix phase
Electric discharge, can be improved the yield of active material, conducive to the removal of organic pollutant, and micro- keyhole plasma is formed micro- gas by gas
Bubble enters in the water of water tank, to solve the problems, such as that plasma gas-liquid mass transfer is slow；Quickly diffusion can be achieved, substantially increase point
It solves efficiency and then realizes low cost, high-efficiency discharge corona treatment persistent organic pollutants；Short stream is also realized simultaneously
Journey discharge plasma handles persistent organic pollutants；
Third, due to due to dielectric (2-2) insulation barrier, can avoid spark discharge, having obtained uniformly in electric discharge
Stable plasma, and make discharge process that there is short, the applicable voltage of pulse delay frequently after dielectric (2-2) dielectric impedance
The advantages that rate range is wide, adaptable；
4th, since two microchannel parts (3-1) are located at the two sides the dielectric (2-2), and two micropores
Road part (3-1) contacts in water tank with water, and after being passed through water, therefore two microchannel parts (3-1) can be realized simultaneously in water
It is respectively corresponded in two microchannel part (3-1) micropores from two region of discharges of cooling, and high-field electrode (2-2), thus real
The cooling certainly of existing two sides region of discharge, can significantly improve the yield of active material, promote waste treatment effeciency；
Further, the microchannel part (3-1) or/and the package assembly (3-2) use isolation material.Due to two it is micro-
Duct part (3-1) is insulation, and electric field can only have the function that electric field from passing through micropores mistake, reduces the starting electricity of electric discharge
Pressure improves the utilization rate of energy, realizes low operating cost.
Further, the diameter of the micropore (3-11) is less than 100um.
Further, filter plate, quartzy aeration board, ceramic aeration board, polytetrafluoroethyl-ne can be used in the microchannel part (3-1)
Any one of alkene aeration board.
Further, the high-field electrode (2-1) or/and grounding electrode (2-6) use sheet, netted or annular conductive material
Material.
Further, it is set on the package assembly (3-2) there are two pipe joint (3-21) and two pipe joints (3-21) is divided
Not corresponding with two microchannel part positions (3-1), which passes through equal branch pipe (3-22) and the pipeline
(3-3) connection.Two pipe joints (3-21) can be respectively to ventilation or mixing wastewater with air in two microchannel parts (3-1).
Further, the microchannel part (3-1) is plate-like.
Further, it is equipped with annular slot (3-23) in the middle part of package assembly (3-2) inner wall, the dielectric (2-2)
It is fastened in annular slot (3-23).The position dielectric (2-2) is fixed, and guarantees stability and reliability when work.
The utility model has the beneficial effects that
First, since when wastewater treatment, which can be to two micropores of dielectric two sides in water tank
Road part discharges respectively, discharges compared to using single side, it can be achieved that double side microporous electric discharge；
Second, the utility model is since when external pipe is passed through gas, realizing in the microchannel part can gas-vapor mix phase
Electric discharge, can be improved the yield of active material, conducive to the removal of organic pollutant, and micro- keyhole plasma is formed micro- gas by gas
Bubble enters in the water of water tank, to solve the problems, such as that plasma gas-liquid mass transfer is slow；Quickly diffusion can be achieved, substantially increase point
It solves efficiency and then realizes low cost, high-efficiency discharge corona treatment persistent organic pollutants；It can be achieved from cooling, high
Handle persistent organic pollutants to efficiency, short route discharge plasma；
Third, the utility model is due to due to dielectric insulation barrier, can avoid spark discharge, obtaining in electric discharge
Uniform and stable plasma, and there is discharge process after the dielectric dielectric impedance pulse delay is short, is applicable in voltage
Wide frequency range, it is adaptable the advantages that；
4th, the utility model is since two microchannel parts are located at the dielectric two sides, and two micropores
Road part is in water tank, and after being passed through water, therefore two microchannel parts can realize that oneself is cooling simultaneously in water, and high-field electrode
Two region of discharges respectively correspond in two microchannel part micropores, thus realize the certainly cooling of two sides region of discharge, it can be at double
The yield of active material is improved, waste treatment effeciency is promoted；
5th, for the utility model since microchannel part is insulation, electric field can only reach electric field from passing through micropores mistake
Effect, reduce the starting voltage of electric discharge, improve the utilization rate of energy, realize low operating cost；
6th, the utility model can be used for the processing of exhaust gas, can be used for the processing of waste water, can be also used for exhaust gas and
The synchronization process of waste water meets and handles single or/and combined pollutant, has multifunctionality, can reach the mesh of a tractor serves several purposes
's.
Detailed description of the invention
Fig. 1 is the structural representation of the utility model；
Fig. 2 is the Local map of the utility model；
Fig. 3 is the left side perspective view of microchannel component.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
Embodiment: referring to Fig. 1-3: a kind of waste treatment equipment based on double side microporous road discharge plasma comprising
Water tank 1, discharge assembly 2 and microchannel component 3.
1 water inlet of water tank is connect with water inlet pipe 1-1, and 1 water outlet of water tank is connect with outlet pipe 1-2.
Grounding electrode 2-6 is arranged in the ground connection of water tank 1 in the water tank 1.Specifically, when the water tank 1 uses conduction material
When matter, the water tank 1 ground connection both may be used.And when the water tank 1 is non-conductive, grounding electrode 2-6 is set in the water tank 1.
Grounding electrode 2-6 is arranged in the ground connection of water tank 1 in the water tank 1；The discharge assembly 2 includes high-field electrode 2-
1 and dielectric 2-2, the dielectric 2-2 is set in the water tank 1, with high-field electrode accommodating in dielectric 2-2
Chamber 2-21 and high-field electrode 2-1 is located in the high-field electrode accommodating cavity 2-21.In use, the high-field electrode 2-1 passes through
Conducting wire external high voltage power supply 4.
The microchannel component 3 includes two microchannel part 3-1 and package assembly 3-2, two microchannel part 3-1 and insulation
Medium 2-2 is respectively positioned in the package assembly 3-2 and two microchannel part 3-1 are located at the two sides the dielectric 2-2；Institute
It states and is equipped with several micropore 3-11 on two microchannel part 3-1, micropore 3-11 is through hole；The package assembly 3-2 is equipped with
Pipe joint 3-21, pipe joint 3-21 external pipe 3-3.
Further, the microchannel part 3-1 and package assembly 3-2 uses isolation material.Due to two microchannel parts
3-1 is insulation, and electric field can only have the function that electric field from passing through micropores mistake, reduces the starting voltage of electric discharge, improves energy
The utilization rate of amount realizes low operating cost.
Further, the diameter of the micropore 3-11 is less than 100um.
In addition, round hole or non-circular hole can be used in micropore 3-11.The size in the hole micropore 3-11 is being less than 100um model
In enclosing.
Further, filter plate, quartzy aeration board, ceramic aeration board, polytetrafluoroethylene (PTFE) can be used in the microchannel part 3-1
Any one of aeration board.
Further, the high-field electrode 2-1 or/and grounding electrode 2-6 uses sheet, netted or annular conductive material.
Further, it is set on package assembly 3-2 there are two pipe joint 3-21 and two pipe joint 3-21 is respectively with two
A position microchannel part 3-1 is corresponding, which is connected to by equal branch pipe 3-22 with the pipeline 3-3.This two
A pipe joint 3-21 can be respectively to two microchannel part 3-1 gas supply or mixing wastewater with air.
Wherein, package assembly 3-2 inner hole can be circle, be also possible to other shape holes (such as square hole).Preferably, should
Package assembly 3-2 inner hole is circle.
Further, microchannel part 3-1 can be plate-like, be also possible to other shapes with micropore, as long as and housing
Part 3-2 inner hole shape is adapted.
Preferably, described two microchannel part 3-1 are plate-like.Preferably, dielectric 2-2 is plate-like.
Further, it is equipped with annular slot 3-23 in the middle part of the package assembly 3-2 inner wall, the dielectric 2-2 is fastened on
In annular slot 3-23.Dielectric 2-2 is fixed position, guarantees stability and reliability when work.
In addition, two microchannel part 3-1 pass through two sealing ring 3-4 respectively and package assembly 3-2 inner wall both sides sealing connects
It connects, and two pipe joint 3-21 are respectively positioned between two sealing ring 3-4.Two pipe joint 3-21 in this way are passed through useless
Gas or waste liquid can be all pierced by into water tank 1-1 in processed part water from the micropore on two microchannel part 3-1, can prevent by
In between two microchannel part 3-1 and package assembly 3-2 inner wall two sides there are gap waste water and waste liquid it is untreated leakage and cause
It can not achieve complete resolution process.
When the utility model at work, high-field electrode 2-2 is connected by conducting wire external high voltage power supply 4, the high-field electrode
2-2 is coated and insulation barrier and for being located at two of the two sides dielectric 2-2 in the water tank 1 by dielectric 2-2
Microchannel part 3-1 distinguishes electrion, and work characteristics is analyzed as follows:
First, since when wastewater treatment, high-field electrode 2-1 can be to the two of the two sides dielectric 2-2 in water tank 1
A microchannel part 3-1 discharges respectively, discharges compared to using single side, it can be achieved that double side microporous electric discharge；
Second, realized due to when external pipe 3-3 is passed through gas, in microchannel part 3-1 can gas-vapor mix phase discharge,
The yield of active material can be improved, conducive to the removal of organic pollutant, and gas by micro- keyhole plasma formed microbubble into
Enter in the water of water tank, to solve the problems, such as that plasma gas-liquid mass transfer is slow；Quickly diffusion can be achieved, substantially increase decomposition effect
Rate and then realization low cost, high-efficiency discharge corona treatment persistent organic pollutants；Also realize that short route is put simultaneously
Electro-plasma handles persistent organic pollutants；
Third has obtained uniformly steady due to due to dielectric 2-2 insulation barrier, can avoid spark discharge in electric discharge
Fixed plasma, and have discharge process after dielectric 2-2 dielectric impedance pulse delay is short, is applicable in electric voltage frequency model
Enclose width, it is adaptable the advantages that；
4th, since two microchannel part 3-1 are located at the two sides the dielectric 2-2, and two microchannel parts
3-1 is in water tank, and after being passed through water, therefore two microchannel part 3-1 can be realized simultaneously in water from cooling, and high-field electrode
Two region of discharges of 2-2 respectively correspond in two microchannel part 3-1 micropores, to realize the self cooling of two sides region of discharge
But, the active material time-to-live can be significantly improved, waste treatment effeciency is promoted；
There are three types of working conditions for the utility model tool:
The first, only handles organic wastewater with difficult degradation thereby i.e. the main working condition of the present apparatus.First from external pipe
3-3 is passed through gas, is then passed through waste water from water inlet pipe 1-1, after the waste water in water tank 1 is to grounding electrode 2-6, opens high
Voltage source 4 starts discharge treatment.
Second, only handle volatile organic waste gas difficult to degrade.Be passed through exhaust gas from external pipe 3-3 first, then from into
Water pipe 1-1 is passed through water, after the water in water tank 1 touches grounding electrode 2-6, opens high voltage power supply 4 and starts discharge treatment.This
Waste water is only become clean water, gas becomes exhaust gas, connects when water touches as with the first being in fact by working condition
Water intake velocity can be reduced after ground electrode 2-6.
The third, had both handled waste water or had handled exhaust gas.Exhaust gas and waste water are passed through simultaneously from external pipe 3-3, when water tank 1
After interior waste water to grounding electrode 2-6, opens high voltage power supply 4 and start to discharge.
Therefore, the utility model can be used for the processing of exhaust gas, can be used for the processing of waste water, can be additionally used for
Exhaust gas, waste water or synchronization process.
In addition it can choose batch-type processing according to application difference, also can choose continuum micromeehanics and water outlet.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (8)
1. a kind of waste treatment equipment based on double side microporous road discharge plasma, it is characterised in that: including water tank (1), put
Electrical component (2) and microchannel component (3)；
Water tank (1) water inlet is connect with water inlet pipe (1-1), and water tank (1) water outlet is connect with outlet pipe (1-2)；
Grounding electrode (2-6) is arranged in the water tank (1) in water tank (1) ground connection；
The discharge assembly (2) includes high-field electrode (2-1) and dielectric (2-2), and the dielectric (2-2) is set to this
There is high-field electrode accommodating cavity (2-21) in water tank (1), in the dielectric (2-2) and the high-field electrode (2-1) is positioned at described
In high-field electrode accommodating cavity (2-21)；
The microchannel component (3) include two microchannel parts (3-1) and package assembly (3-2), two microchannel parts (3-1) and
Dielectric (2-2) is respectively positioned in the package assembly (3-2) and two microchannel parts (3-1) are located at the dielectric
The two sides (2-2)；
Several micropores (3-11) is equipped on described two microchannel parts (3-1)；
The package assembly (3-2) is equipped with pipe joint (3-21), pipe joint (3-21) external pipe (3-3).
2. a kind of waste treatment equipment based on double side microporous road discharge plasma as described in claim 1, feature exist
In: the microchannel part (3-1) or/and the package assembly (3-2) use isolation material.
3. a kind of waste treatment equipment based on double side microporous road discharge plasma as described in claim 1, feature exist
In: the diameter of the micropore (3-11) is less than 100um.
4. a kind of waste treatment equipment based on double side microporous road discharge plasma as described in claim 1, feature exist
Filter plate, quartzy aeration board, ceramic aeration board, appointing in polytetrafluoroethylene (PTFE) aeration board can be used in: the microchannel part (3-1)
It is a kind of.
5. such as a kind of waste processing dress based on double side microporous road discharge plasma of any of claims 1-4
It sets, it is characterised in that: the high-field electrode (2-1) or/and grounding electrode (2-6) use sheet, netted or annular conductive material.
6. such as a kind of waste processing dress based on double side microporous road discharge plasma of any of claims 1-4
Set, it is characterised in that: set on the package assembly (3-2) there are two pipe joint (3-21) and two pipe joints (3-21) respectively with
Two microchannel part positions (3-1) are corresponding, which passes through equal branch pipe (3-22) and the pipeline (3-3)
Connection.
7. a kind of waste treatment equipment based on double side microporous road discharge plasma as described in claim 1, feature exist
In: the microchannel part (3-1) is plate-like.
8. such as a kind of waste processing dress based on double side microporous road discharge plasma of any of claims 1-4
It sets, it is characterised in that: be equipped with annular slot (3-23) in the middle part of package assembly (3-2) inner wall, dielectric (2-2) card is set
In annular slot (3-23).
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| CN201822025038.0U CN209254461U (en) | 2018-12-04 | 2018-12-04 | A kind of waste treatment equipment based on double side microporous road discharge plasma |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822025038.0U CN209254461U (en) | 2018-12-04 | 2018-12-04 | A kind of waste treatment equipment based on double side microporous road discharge plasma |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499284A (en) * | 2018-12-04 | 2019-03-22 | 重庆工商大学 | A kind of waste treatment equipment based on double side microporous track media barrier discharge |
-
2018
- 2018-12-04 CN CN201822025038.0U patent/CN209254461U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499284A (en) * | 2018-12-04 | 2019-03-22 | 重庆工商大学 | A kind of waste treatment equipment based on double side microporous track media barrier discharge |
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