CN105517311A - Dielectric barrier discharge plasma generation device and dielectric barrier discharge plasma generation method - Google Patents
Dielectric barrier discharge plasma generation device and dielectric barrier discharge plasma generation method Download PDFInfo
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- CN105517311A CN105517311A CN201610101762.XA CN201610101762A CN105517311A CN 105517311 A CN105517311 A CN 105517311A CN 201610101762 A CN201610101762 A CN 201610101762A CN 105517311 A CN105517311 A CN 105517311A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/2406—Generating plasma using dielectric barrier discharges, i.e. with a dielectric interposed between the electrodes
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Abstract
The invention relates to a dielectric barrier discharge plasma generation device and a dielectric barrier discharge plasma generation method. The dielectric barrier discharge plasma generation device comprises porous conductive metal plates, a fixing disk frame and an electrode conductive fixing frame, wherein the fixing disk frame and the electrode conductive fixing frame are connected with the porous conductive metal plates. A plurality of round inorganic material pipes are arranged inside the porous conductive metal plates in a sleeved manner, a conductive film is arranged on the inner wall of each round inorganic material pipe, the electrode conductive fixing frame is arranged at the tops of the round inorganic material pipes, an electrical lead is connected outside each round inorganic material pipe, and insulation columns are arranged at two ends of the round inorganic material pipes symmetrically and are connected with the round inorganic material pipes through the electrical leads. The dielectric barrier discharge plasma generation device and the dielectric barrier discharge plasma generation method have the advantages that multiple groups of coaxial cylindrical type discharge tubes are combined together in a rectangular manner to form an integrated discharge reaction device compact in structure; the device is convenient to mount, small in occupied space and convenient for uniform air flow distribution; multi-layer porous conductive metal plates can be arranged vertically to achieve multi-stage degradation reaction, so that pollutant purifying efficiency is improved.
Description
Technical field
The present invention relates to a kind of plasma generating device, particularly a kind of dielectric barrier discharge plasma generation device and method, belong to technical field of environment pollution control.
Background technology
Air pollution is the severe challenge that the world today faces.Along with the development of World Economics, scientific and technological level, the industries such as printing and dyeing, pharmacy, chemical industry, oil create a large amount of difficult degradation organic industry waste gas, not only cause serious direct environment to pollute, also the important precursor of the secondary pollution such as ozone, haze is become, and can combine with other pollutants in air, grit, thus bring a series of health, the problem such as peculiar smell disturbs residents, efficient, economic, the eco-friendly new processing method seeking difficult degradation organic industry waste gas is an important topic of field of Environment Protection always.In the non-pyrolytic method of such material of process, low temperature (nonequilibrium state) plasma technique is one of effective ways solving the Peculiar Smell that difficult degradation industrial organic exhaust gas causes, and receives much concern.
Dielectric barrier discharge is as a kind of reliable, the economic method producing low temperature plasma, and dielectric barrier discharge refers to that dielectric inserts a kind of nonequilibrium state gas discharge of discharge space.The design form of medium blocking discharge electrode structure is varied, certain work gas can be full of between two sparking electrodes, and wherein one or two electrode dielectric is covered, also medium directly can be suspended on discharge space or adopt granular Filled Dielectrics wherein, when applying sufficiently high alternating voltage when between two electrodes, interelectrode gas can breakdown and produce electric discharge, thus produce dielectric barrier discharge.DBD produces plasma and has stable, reliable, electron density and energy high, and its investigation and application administering field at the organic smell pollution of industry is more and more come into one's own.
The electrode of existing dielectric barrier discharge and gas gap structure have flat, coaxial circles cartridge type, calandria etc., wherein coaxial circles cartridge type is because forming the radial electric discharge of line face formula, and as compared to the face, face of the flat formation line line discharge condition formed with calandria of discharging, have that discharge condition is more stable, discharge process is easy to the advantages such as control, become the optimal way of DBD plasma generation.Coaxial circles cartridge type is generally in metal bar Inserting Tube, and pipe outer wall is with inert electrode, and metal bar outwards discharges, and forms the electric discharge of line face.But, this discharge tube form is when heavy industrialization is applied, assembly technology is complicated, and equipment making cost is high, easily there is wind resistance large, ventilation quantity is limited, and the coking material not easy to clean formed, thus cause discharge tube to damage or security problems, thus limit promotion and application, therefore, a kind of new coaxial circles cartridge type dielectric barrier discharge plasma reaction unit is needed badly.
Summary of the invention
The technical problem to be solved in the present invention is the defect overcoming prior art, provides a kind of dielectric barrier discharge plasma generation device and method.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of dielectric barrier discharge plasma generation device of the present invention and method, comprise fixing plate rail and the electrodes conduct fixed mount of porous conductive metal plate and the connection of described porous conductive metal plate, described porous conductive metal plate outside is provided with described fixing plate rail, described porous conductive metal intralamellar part is arranged with several inorganic material pipes, and each described inorganic material round tube inner wall is equipped with conducting film, described inorganic material pipe top is provided with described electrodes conduct fixed mount, described inorganic material pipe is circumscribed with and connects electrical lead, described inorganic material pipe two ends are arranged with insulated column, connect electrical lead described in described insulated column passes through with described inorganic material pipe to be connected.
As a preferred technical solution of the present invention, described insulated column top and bottom are respectively equipped with connector lug and lower connector lug, described in connect electrical lead and be connected on described insulated column by described upper connector lug and described lower connector lug.
As a preferred technical solution of the present invention, described inorganic material round tube inner wall bore 12-60mm.
As a preferred technical solution of the present invention, described porous conductive metal plate is DBD power supply, and negative pole is integrated, and positive pole adopts described conducting film.
As a preferred technical solution of the present invention, described porous conductive metal sheet material matter is tinplate, carbon steel, stainless steel, thickness of slab 3-20mm, and described porous conductive metal plate perforate size is 30-80mm, hole lower edges carries out circular arc process, and described porous conductive metal plate is no less than 40.
As a preferred technical solution of the present invention, described inorganic material pipe material is quartz, pottery, crystallite, and described inorganic material pipe quantity is consistent with described porous conductive metal plate negative metal hole number.
The beneficial effect that the present invention reaches is: a kind of dielectric barrier discharge plasma generation device of the present invention and method, axle drum type brake discharge tube will be organized by matrix form of combination together more, form the integration discharging reaction unit of compact conformation, this device is easy for installation, floor space is little, is convenient to airflow uniform distribution, the multilayer and porous conductive metal plate can be arranged above and below, realize multistage degradation reaction, improve the purification efficiency of pollutant.In addition, the design of compact conformation, can meet Wind Volume engineering project application needs, reduces equipment investment cost.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the present invention's a kind of one of dielectric barrier discharge plasma generation device and method structural representation;
Fig. 2 is the fixed disk shelf structure schematic diagram of a kind of dielectric barrier discharge plasma generation device of the present invention and method;
Fig. 3 is a kind of dielectric barrier discharge plasma generation device of the present invention and method structural representation two;
In figure: 1, porous conductive metal plate; 2, fixing plate rail; 3, electrodes conduct fixed mount; 4, inorganic material pipe; 5, conducting film; 6, insulated column; 7, electrical lead is connect; 8, upper connector lug; 9, lower connector lug.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
Embodiment
As Figure 1-3, a kind of dielectric barrier discharge plasma generation device and method, comprise fixing plate rail 2 and the electrodes conduct fixed mount 3 of porous conductive metal plate 1 and the connection of described porous conductive metal plate 1, it is characterized in that, described porous conductive metal plate 1 outside is provided with described fixing plate rail 2, described porous conductive metal plate 1 internal sleeve is provided with several inorganic material pipes 4, and each described inorganic material pipe 4 inwall is equipped with conducting film 5, described inorganic material pipe 4 top is provided with described electrodes conduct fixed mount 3, described inorganic material pipe 4 is circumscribed with and connects electrical lead 7, described inorganic material pipe 4 two ends are arranged with insulated column 6, connect electrical lead 7 described in described insulated column 6 passes through with described inorganic material pipe 4 to be connected.Have employed five layers of porous conductive metal plate, many double layer of metal plates, namely many two-stage degradation reactions, improve purification rate.
Further, described insulated column 6 top and bottom are respectively equipped with connector lug 8 and lower connector lug 9, the described electrical lead 7 that connects is connected on described insulated column 6 by described upper connector lug 8 and described lower connector lug 9, described inorganic material pipe 4 inwall bore 12-60mm, described porous conductive metal plate 1 is DBD power supply, negative pole is integrated, positive pole adopts described conducting film 5, positive pole is drawn by connecing electrical lead, and be connected with electrodes conduct fixed mount, this fixed mount connects with connector lug on insulated column, the upper and lower connector lug of insulated column is connected with DBD power supply respectively, electric discharge device is assemblied in DBD reactor.This reaction system comprises DBD shell of reactor, DBD power supply, electrode assemblie.
Further, described porous conductive metal plate 1 material is tinplate, carbon steel, stainless steel, thickness of slab 3-20mm, described porous conductive metal plate 1 perforate size is 30-80mm, and hole lower edges carries out circular arc process, and described porous conductive metal plate 1 is no less than 40, described inorganic material pipe 4 material is quartz, pottery, crystallite, described inorganic material pipe 4 quantity is consistent with described porous conductive metal plate 1 negative metal hole number, and during installation, this pipe and described metal aperture keep concentric circles
Concrete, a kind of dielectric barrier discharge plasma generation device of the present invention and method, axle drum type brake discharge tube will be organized by matrix form of combination together more, form the integration discharging reaction unit of compact conformation, this device is easy for installation, and floor space is little, be convenient to airflow uniform distribution, the multilayer and porous conductive metal plate can be arranged above and below, realizes multistage degradation reaction, improves the purification efficiency of pollutant.In addition, the design of compact conformation, can meet Wind Volume engineering project application needs, reduces equipment investment cost.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a dielectric barrier discharge plasma generation device and method, comprise fixing plate rail (2) and electrodes conduct fixed mount (3) that porous conductive metal plate (1) and described porous conductive metal plate (1) connect, it is characterized in that, described porous conductive metal plate (1) outside is provided with described fixing plate rail (2), described porous conductive metal plate (1) internal sleeve is provided with several inorganic material pipes (4), and each described inorganic material pipe (4) inwall is equipped with conducting film (5), described inorganic material pipe (4) top is provided with described electrodes conduct fixed mount (3), described inorganic material pipe (4) is circumscribed with and connects electrical lead (7), described inorganic material pipe (4) two ends are arranged with insulated column (6), connect electrical lead (7) described in described insulated column (6) passes through with described inorganic material pipe (4) to be connected.
2. a kind of dielectric barrier discharge plasma generation device according to claim 1 and method, it is characterized in that, described insulated column (6) top and bottom are respectively equipped with connector lug (8) and lower connector lug (9), described in connect electrical lead (7) and be connected on described insulated column (6) by described upper connector lug (8) and described lower connector lug (9).
3. a kind of dielectric barrier discharge plasma generation device according to claim 1 and method, is characterized in that, described inorganic material pipe (4) inwall bore 12-60mm.
4. a kind of dielectric barrier discharge plasma generation device according to claim 1 and method, is characterized in that, described porous conductive metal plate (1) is DBD power supply, and negative pole is integrated, and positive pole adopts described conducting film (5).
5. a kind of dielectric barrier discharge plasma generation device according to claim 1 and method, it is characterized in that, described porous conductive metal plate (1) material is tinplate, carbon steel, stainless steel, thickness of slab 3-20mm, described porous conductive metal plate (1) perforate size is 30-80mm, hole lower edges carries out circular arc process, and described porous conductive metal plate (1) is no less than 40.
6. a kind of dielectric barrier discharge plasma generation device according to claim 1 and method, it is characterized in that, described inorganic material pipe (4) material is quartz, pottery, crystallite, and described inorganic material pipe (4) quantity is consistent with described porous conductive metal plate (1) negative metal hole number.
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Cited By (3)
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| CN105797556A (en) * | 2016-05-27 | 2016-07-27 | 常州大恒环保科技有限公司 | Gas discharge plasma generating device with high air volume |
| CN105817125A (en) * | 2016-05-27 | 2016-08-03 | 常州大恒环保科技有限公司 | Device for producing plasmas through multi-channel dielectric barrier discharging |
| CN106455280A (en) * | 2016-11-17 | 2017-02-22 | 安徽春暖花开环境科技有限公司 | Manufacturing method of electrodes with medium impeding discharging of plasma |
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| CN105517311B (en) | 2018-04-20 |
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Effective date of registration: 20220210 Address after: 213000 floor 1, building 12, No. 8, Lanxiang Road, West Taihu science and Technology Industrial Park, Changzhou, Jiangsu Province Patentee after: Sairuiyi (Jiangsu) biological equipment Co.,Ltd. Address before: 213000 Hutang Zhengou South Industrial Concentration Zone, Wujin District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU DAHENG ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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