CN209752565U - Dielectric barrier discharge reactor - Google Patents
Dielectric barrier discharge reactor Download PDFInfo
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- CN209752565U CN209752565U CN201920353378.8U CN201920353378U CN209752565U CN 209752565 U CN209752565 U CN 209752565U CN 201920353378 U CN201920353378 U CN 201920353378U CN 209752565 U CN209752565 U CN 209752565U
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- electrode bending
- barrier discharge
- flat plate
- dielectric barrier
- plate
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Abstract
The utility model provides a dielectric barrier discharge reactor, include: the electrode bending plates are arranged in parallel and aligned with each other, each electrode bending plate is in a trapezoidal wave shape, and the electrode bending plates are formed by sequentially and integrally staggering a butting flat plate part and a supporting inclined plate part; a dielectric flat plate is clamped between two adjacent electrode bending plates, the first surface of the dielectric flat plate is jointed and connected with the abutting flat plate part of one electrode bending plate, and the second surface of the dielectric flat plate is jointed and connected with the abutting flat plate part of the other electrode bending plate; the air cooling channel is formed by a cavity defined by the electrode bending plate and the medium straight plate. The utility model discloses can reduce the bulk temperature of dielectric barrier discharge reactor, effectively reduce the energy consumption of dielectric barrier discharge reactor to improve the plasma generation concentration of dielectric barrier discharge reactor under the condition that reduces the energy consumption.
Description
Technical Field
The utility model relates to a plasma removes peculiar smell technical field, especially relates to a dielectric barrier discharge reactor.
Background
discharge plasma technology has been increasingly used in the treatment of gaseous pollutants, and various discharge plasma reactors have been developed, among which a dielectric barrier discharge reactor is one of the most important reactors, and the reactor has the capability of generating non-equilibrium plasma under atmospheric pressure, and has high discharge efficiency and low requirement for supporting equipment.
In the use, because the flat board material of medium is continuous to be lost and high energy electron bombardment flat board of medium, the flat board of medium can generate heat to along with the increase of mains frequency and the increase of discharge voltage, the flat board of medium generates heat more seriously. The heating of the medium flat plate not only seriously affects the generation efficiency of active oxygen atoms, but also greatly shortens the service life of the medium flat plate. Therefore, the conventional discharge plasma reactor has high power consumption and low concentration of plasma generation.
SUMMERY OF THE UTILITY MODEL
in view of the above prior art's shortcoming, the to-be-solved technical problem of the utility model is to provide a dielectric barrier discharge reactor, can reduce the bulk temperature of dielectric barrier discharge reactor, effectively reduce the energy consumption of dielectric barrier discharge reactor to improve the plasma generation concentration of dielectric barrier discharge reactor under the condition that reduces the energy consumption.
In order to solve the above technical problem, the utility model provides a dielectric barrier discharge reactor, include:
The electrode bending plates are arranged in parallel and aligned with each other, each electrode bending plate is in a trapezoidal wave shape, and the electrode bending plates are formed by sequentially and integrally staggering a butting flat plate part and a supporting inclined plate part;
A dielectric flat plate is clamped between two adjacent electrode bending plates, the first surface of the dielectric flat plate is jointed and connected with the abutting flat plate part of one electrode bending plate, and the second surface of the dielectric flat plate is jointed and connected with the abutting flat plate part of the other electrode bending plate;
The air cooling channel is formed by a cavity defined by the electrode bending plate and the medium straight plate.
Preferably, the joint of the abutting flat plate part and the medium flat plate is coated with a heat-conducting and electric-conducting agent.
Preferably, the surface of the abutting flat plate part, which faces away from the medium flat plate, is provided with first heat dissipation stripes.
Preferably, the supporting ramp portion has second heat dissipation stripes on both surfaces thereof.
Preferably, the surface of the electrode bending plate positioned at the outermost side, which is opposite to the medium straight plate, is provided with an insulating shell plate.
Preferably, two adjacent electrode bending plates are correspondingly connected with a high-voltage end and a ground end of a power supply, and the electrode bending plate positioned on the outermost side is connected with the ground end of the power supply.
Preferably, the electrode bending plate is internally provided with a liquid cooling cavity.
Preferably, the electrode bending plate is provided with a connecting pipe, one end of the connecting pipe is communicated with the liquid cooling cavity, and the other end of the connecting pipe is communicated with the buffer container.
Preferably, be equipped with two connecting pipes on the electrode bending plate, two connecting pipes all communicate with the liquid cooling cavity, and one of them connecting pipe is used for pouring the coolant liquid into in the liquid cooling cavity, and another connecting pipe is used for discharging the coolant liquid outside the liquid cooling cavity.
Preferably, two of the connection tubes are disposed at two opposite corners of the electrode bending plate.
As mentioned above, the dielectric barrier discharge reactor of the present invention has the following beneficial effects: the utility model discloses in, all electrode bending plates parallel arrangement, and align each other, can make two adjacent electrode bending plates's interval keep the uniformity like this, press from both sides between two adjacent electrode bending plates and be equipped with the straight board of medium. The cavity defined by the electrode bending plate and the medium straight plate forms an air cooling channel, so that cooling gas can be introduced into the air cooling channel to take away heat of the electrode bending plate and the medium straight plate, the overall temperature of the dielectric barrier discharge reactor is reduced, the energy consumption of the dielectric barrier discharge reactor is effectively reduced, and the plasma generation concentration of the dielectric barrier discharge reactor can be improved under the condition of reducing the energy consumption. In addition, the manufacturing process requirements of the electrode bending plate and the dielectric straight plate of the dielectric barrier discharge reactor are low, the assembly process of sequentially and alternately stacking the electrode bending plate and the dielectric straight plate is simple and convenient, and the service life of the dielectric barrier discharge reactor is long.
drawings
FIG. 1 shows a cross-sectional view of a dielectric barrier discharge reactor according to the present invention;
FIG. 2 shows a schematic view of a first embodiment of a dielectric barrier discharge reactor;
FIG. 3 is an enlarged view of portion A of FIG. 2;
Fig. 4 shows a schematic view of a second embodiment of a dielectric barrier discharge reactor.
Description of the element reference numerals
1 electrode bending plate
11 contact the flat plate part
111 first radiating stripe
12 supporting inclined plate part
121 second radiating stripe
13 liquid cooling cavity
2 straight board of medium
3 air cooling channel
4 insulating shell plate
5 connecting pipe
6 buffer container
7 power supply
71 high-voltage end
72 ground terminal
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structures, ratios, sizes, etc. shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1, fig. 2 and fig. 3, the present invention provides a dielectric barrier discharge reactor, comprising:
The electrode bending plates 1 are arranged in parallel and aligned with each other, each electrode bending plate 1 is in a trapezoidal wave shape, and the electrode bending plates 1 are formed by sequentially and integrally staggering a butting flat plate part 11 and a supporting inclined plate part 12;
A dielectric flat plate 2 is clamped between two adjacent electrode bending plates 1, a first surface of the dielectric flat plate 2 is jointed and connected with the butt flat plate part 11 of one electrode bending plate 1, and a second surface of the dielectric flat plate 2 is jointed and connected with the butt flat plate part 11 of the other electrode bending plate 1;
The air cooling channel 3 is formed by a cavity defined by the electrode bending plate 1 and the medium straight plate 2.
The utility model discloses in, all electrode bending plates 1 parallel arrangement, and align each other, can make two adjacent electrode bending plates 1's interval keep the uniformity like this, press from both sides between two adjacent electrode bending plates 1 and be equipped with medium flat board 2 (under the normal conditions, the size of medium flat board 2 is greater than the size of electrode bending plates 1). The cavity defined by the electrode bending plate 1 and the medium flat plate 2 forms an air cooling channel 3, so that cooling gas can be introduced into the air cooling channel 3 to take away heat of the electrode bending plate 1 and the medium flat plate 2, the overall temperature of the dielectric barrier discharge reactor is reduced, the energy consumption of the dielectric barrier discharge reactor is effectively reduced, and the plasma generation concentration of the dielectric barrier discharge reactor can be improved under the condition of reducing the energy consumption. In addition, the manufacturing process requirements of the electrode bending plate 1 and the dielectric straight plate 2 of the dielectric barrier discharge reactor are low, the assembly process of sequentially and alternately stacking the electrode bending plate 1 and the dielectric straight plate 2 is simple and convenient, and the service life of the dielectric barrier discharge reactor is long.
Specifically, will the utility model discloses a dielectric barrier discharge reactor is applied to a low temperature plasma and removes when peculiar smell equipment, this low temperature plasma removes peculiar smell equipment's energy consumption and can descend about 25% to under the prerequisite that the energy consumption descends, the formation of plasma volume has promoted 12%.
In order to effectively conduct the heat of the medium flat plate 2 to the electrode bending plate 1 and not affect the use of the medium flat plate 2, the joint of the abutting flat plate part 11 and the medium flat plate 2 is coated with a heat conduction and electric conduction agent.
In order to enlarge the heat dissipation surface of the electrode bending plate 1, the surface of the abutting flat plate portion 11 facing away from the dielectric flat plate 2 has first heat dissipation stripes 111, and both surfaces of the supporting inclined plate portion 12 have second heat dissipation stripes 121. When the cooling gas is introduced into the air cooling passage 3, the heat of the electrode bending plate 1 can be effectively dissipated, and the heat of the medium straight plate 2 can be indirectly dissipated.
in order to ensure the safety of workers, the surface of the electrode bending plate 1 which is positioned at the outermost side and is opposite to the medium flat plate 2 is provided with an insulating shell plate 4.
In order to enable the two adjacent electrode bending plates 1 to generate plasma and ensure safety, the two adjacent electrode bending plates 1 are correspondingly connected with a high-voltage end 71 and a grounding end 72 of a power supply 7, and the outermost electrode bending plate 1 is connected with the grounding end 72 of the power supply 7.
In order to further dissipate the heat of the electrode bending plate 1, the electrode bending plate 1 has a liquid cooling cavity 13 therein. The electrode bending plate 1 can adopt the following two cooling methods:
As shown in fig. 2, as a first embodiment of the dielectric barrier discharge reactor: the cooling mode is a self-cooling mode, the electrode bending plate 1 is provided with a connecting pipe 5, one end of the connecting pipe 5 is communicated with the liquid cooling cavity 13, and the other end of the connecting pipe 5 is communicated with the buffer container 6. When specifically using, earlier become the vacuum through connecting pipe 5 with liquid cooling cavity 13, pour into cooling liquid into liquid cooling cavity 13 again, when the volume increase of the cooling liquid in liquid cooling cavity 13, cooling liquid flow direction buffer 6 to the pressure of buffering cooling liquid to liquid cooling cavity 13 because of the inflation. Further, when the electrode bending plate 1 is connected to the high voltage end 71 of the power supply 7, the cooling liquid and the connection pipe 5 are both insulated, so that the high voltage of the power supply 7 is not conducted to the buffer container 6; when the electrode bending plate 1 is connected to the ground terminal 71 of the power supply 7, the cooling liquid and the connection pipe 5 are not required to have insulation.
As shown in fig. 4, as a second embodiment of the dielectric barrier discharge reactor: the cooling mode is an external cooling mode: two connecting pipes 5 are arranged on the electrode bending plate 1, the two connecting pipes 5 are communicated with the liquid cooling cavity 13, one connecting pipe 5 is used for filling cooling liquid into the liquid cooling cavity 13, and the other connecting pipe 5 is used for discharging the cooling liquid out of the liquid cooling cavity 13. More importantly: the cooling liquid has an insulating property such as transformer oil or the like.
In order to facilitate the flow of the cooling liquid through the entire electrode bending plate 1, two of the above-described connection pipes 5 are provided on two opposite corners of the electrode bending plate 1.
To sum up, the utility model discloses a dielectric barrier discharge reactor can reduce dielectric barrier discharge reactor's bulk temperature, effectively reduces dielectric barrier discharge reactor's energy consumption to improve dielectric barrier discharge reactor's plasma generation concentration under the condition that reduces the energy consumption. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A dielectric barrier discharge reactor, comprising:
The electrode bending plates (1) are arranged in parallel and aligned with each other, each electrode bending plate (1) is in a trapezoidal wave shape, and the electrode bending plates (1) are formed by sequentially and integrally staggering a butting flat plate part (11) and a supporting inclined plate part (12);
A dielectric flat plate (2) is clamped between two adjacent electrode bending plates (1), a first surface of the dielectric flat plate (2) is jointed and connected with the butting flat plate part (11) of one electrode bending plate (1), and a second surface of the dielectric flat plate (2) is jointed and connected with the butting flat plate part (11) of the other electrode bending plate (1);
The air cooling channel (3) is formed by a cavity defined by the electrode bending plate (1) and the medium straight plate (2).
2. The dielectric barrier discharge reactor according to claim 1, wherein: the joint of the abutting flat plate part (11) and the medium flat plate (2) is coated with a heat and electricity conducting agent.
3. the dielectric barrier discharge reactor according to claim 1, wherein: the surface of the abutting flat plate part (11) back to the medium flat plate (2) is provided with first heat dissipation stripes (111).
4. the dielectric barrier discharge reactor according to claim 1, wherein: the support ramp portion (12) has second heat dissipation stripes (121) on both surfaces thereof.
5. The dielectric barrier discharge reactor according to claim 1, wherein: and an insulating shell plate (4) is arranged on the surface of the electrode bending plate (1) which is positioned at the outermost side and is back to the medium flat plate (2).
6. The dielectric barrier discharge reactor according to claim 1, wherein: the two adjacent electrode bending plates (1) are correspondingly connected with a high-voltage end (71) and a grounding end (72) of a power supply (7), and the electrode bending plate (1) positioned on the outermost side is connected with the grounding end (72) of the power supply (7).
7. The dielectric barrier discharge reactor according to claim 1, wherein: the electrode bending plate (1) is internally provided with a liquid cooling cavity (13).
8. The dielectric barrier discharge reactor according to claim 7, wherein: the electrode bending plate (1) is provided with a connecting pipe (5), one end of the connecting pipe (5) is communicated with the liquid cooling cavity (13), and the other end of the connecting pipe (5) is communicated with the buffer container (6).
9. The dielectric barrier discharge reactor according to claim 7, wherein: be equipped with two connecting pipes (5) on electrode bending plate (1), two connecting pipes (5) all communicate with liquid cooling cavity (13), and in one of them connecting pipe (5) were used for pouring into liquid cooling cavity (13) with the coolant liquid, another connecting pipe (5) were used for outside coolant liquid cooling cavity (13) with the coolant liquid discharge.
10. The dielectric barrier discharge reactor according to claim 9, wherein: the two connecting pipes (5) are arranged on two opposite corners of the electrode bending plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353378.8U CN209752565U (en) | 2019-03-19 | 2019-03-19 | Dielectric barrier discharge reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353378.8U CN209752565U (en) | 2019-03-19 | 2019-03-19 | Dielectric barrier discharge reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209752565U true CN209752565U (en) | 2019-12-10 |
Family
ID=68755396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920353378.8U Active CN209752565U (en) | 2019-03-19 | 2019-03-19 | Dielectric barrier discharge reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209752565U (en) |
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2019
- 2019-03-19 CN CN201920353378.8U patent/CN209752565U/en active Active
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