CN110339656B - Double-medium low-temperature plasma environmental protection device for DDBD - Google Patents
Double-medium low-temperature plasma environmental protection device for DDBD Download PDFInfo
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- CN110339656B CN110339656B CN201910652531.1A CN201910652531A CN110339656B CN 110339656 B CN110339656 B CN 110339656B CN 201910652531 A CN201910652531 A CN 201910652531A CN 110339656 B CN110339656 B CN 110339656B
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- dust removal
- cover
- fixed mounting
- ddbd
- plasma discharge
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- 230000007613 environmental effect Effects 0.000 title claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 52
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 5
- 239000002828 fuel tank Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 6
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 4
- 239000010935 stainless steel Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002440 industrial waste Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
- Plasma Technology (AREA)
Abstract
The invention belongs to the field of environmental protection, in particular to DDBD double-medium low-temperature plasma environmental protection equipment, which mainly adopts metal powder aiming at the problems that the prior electrode in the DDBD double-medium low-temperature plasma technology is mainly provided with a dust removal box and a support frame which are respectively and fixedly arranged at the top of the installation frame once a glass tube is exploded, and the metal powder can flow into a space and easily causes faults such as short circuit and the like, and the invention provides a scheme that the equipment comprises an installation frame, the top of the installation frame is respectively provided with the dust removal box and the support frame which are positioned at one side of the dust removal box, and the support frame is provided with a high-voltage oil tank and a power supply box, the invention can conveniently pump the outside gas into the dust removal box by starting an axial flow fan, so that the gas can be treated by using a plasma discharge body, and an ion discharge body electrode adopts a stainless steel tube, even if the glass tube is exploded, the glass, the phenomenon of mutual interference damage is formed due to frequency inconsistency.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to DDBD double-medium low-temperature plasma environmental protection equipment.
Background
The DDBD plasma industrial waste gas treatment technology is used as a new environmental pollution treatment technology, and a new idea is developed for the treatment of industrial waste gas due to the characteristics of efficient decomposition of pollutant molecules, low treatment energy consumption and the like. The application of the technology has significance for the milestone of modern industrial production.
The electrode of the existing DDBD double-medium low-temperature plasma technology mainly adopts metal powder, once a glass tube is cracked, the metal powder can be drifted to the space, and faults such as short circuit and the like are easily caused, and the used high-voltage power supplies are one-by-one, namely one power supply is used for one plasma discharge body to work, a plurality of power supplies are put together, because of inconsistent frequency, mutual interference and damage are easily caused, and meanwhile, the process problems of used materials, positions, sealing, high-voltage wires and the like are not properly processed, so that a DDBD double-medium low-temperature plasma environment-friendly device is provided for solving the problems.
Disclosure of Invention
Based on the technical problems that metal powder is mainly adopted by a DDBD double-medium low-temperature plasma technical electrode in the background technology, once a glass tube is burst, the metal powder can flow into the space, and faults such as short circuit and the like are easily caused, the invention provides DDBD double-medium low-temperature plasma environment-friendly equipment.
The invention provides DDBD double-medium low-temperature plasma environment-friendly equipment which comprises a mounting frame, wherein a dust removal box and a support frame are respectively and fixedly mounted at the top of the mounting frame, the support frame is positioned on one side of the dust removal box, a high-voltage oil tank and a power supply box are arranged on the support frame, an air suction pipe is fixedly mounted on the inner wall of the bottom of the dust removal box, a hood is fixedly mounted on one side of the mounting frame, an axial flow fan is mounted on the hood, one end of the air suction pipe is connected with the hood, an opening is formed in the top of the hood, a cover plate is clamped on the dust removal box, an air inlet pipe is clamped on the cover plate, and a plurality of plasma.
Preferably, equal fixed mounting has spacing cover on the both sides inner wall of dust removal case, and the top of two spacing covers clamps same fixed plate, the bottom symmetry fixed mounting of fixed plate has two installation poles, and equidistant fixed mounting of a plurality of plasma discharge bodies is in the one side that two installation poles are close to each other, and it is convenient to carry on spacingly to the plasma discharge body.
Preferably, limit cover female connection has ball, and the bottom of two ball all extends to dust removal incasement and fixed mounting has same connecting rod, the top fixed mounting of connecting rod has the supporting disk, and the top of supporting disk contacts with the bottom of the plasma discharge body that is located the below, utilizes the supporting disk, can conveniently drive ball and remove.
Preferably, it is connected with ball nut to rotate on the inner wall of spacing cover, ball run through ball nut and with ball nut threaded connection, ball nut's top fixed mounting has the connecting cover, the top fixed mounting of connecting cover has torsion spring, torsion spring's top and the top inner wall fixed connection of spacing cover utilize torsion spring can conveniently drive the connecting cover and reverse, and the ball of being convenient for resets.
Preferably, fixed mounting has the conducting rod in the connecting cover, equidistant fixed mounting has a plurality of first electric boards that connect in one side of conducting rod, and the first electric board that connects of both sides each other one side that is close to all extend to the dust removal incasement and respectively with a plurality of plasma discharge body electric connection, realizes that a plurality of plasma discharge body are parallelly connected mutually.
Preferably, the opposite side fixed mounting of conducting rod has the second to connect the electroplax, and the equal fixed mounting in both sides top of dust removal case has the safety cover, the top fixed mounting of safety cover has spacing pipe, sliding connection has the removal pipe in the spacing pipe, the bottom of removing the pipe extends to in the safety cover and fixed mounting has the third to connect the electroplax, the top one side that the second connects the electroplax extends to in the safety cover and connects the electroplax to contact with the third, the top electric connection that the third connects the electroplax has the wire, and the top of two wires extends to the top of spacing pipe and all connects the electroplax with power supply box electric connection, utilizes the second to connect electroplax and third to connect the electroplax to be connected, can be in order to realize plasma discharge body circuit intercommunication.
Preferably, the top symmetry fixed mounting who removes the pipe has two extension springs, and two extension spring's bottom all with the top fixed connection of safety cover, utilizes extension spring, can realize that the third connects electric board and second to connect electric board close connection.
Preferably, the bottom symmetry fixed mounting of apron has two fixing bases, and the fixed slot has all been seted up to one side that two fixing bases kept away from each other, the draw-in groove has all been seted up at the both sides top of dust removal case, and threaded connection has the screw rod on one side inner wall of draw-in groove, and the one end that two screw rods are close to each other extends to respectively in two fixed slots and clamps with two fixed slots respectively mutually, through being connected the apron with the dust removal case, utilizes fixedly simultaneously, can realize spacing the fixed plate.
The invention has the beneficial effects that:
firstly, a plurality of plasma discharge bodies are placed in a dust removal box, the plasma discharge body at the lowest position is in contact with a supporting plate, then a connecting rod is driven to move downwards, when the connecting rod moves downwards, a ball screw is driven to move downwards, at the time, a ball screw nut can be driven to rotate, when the ball screw nut rotates, a connecting cover can be driven to rotate, meanwhile, a first power connection plate and a second power connection plate can be driven to rotate, and a torsion spring can be in a stress state;
when first connect the electric plate to rotate, can make first connect the electric plate to remove to the dust removal incasement, until first connect the electric plate to carry out ninety degrees rotations, at this moment contact with connecing the electric point on the plasma discharge body just, when the second connects the electric plate to carry out ninety degrees rotations, can connect the electric plate to remove to the safety cover in with the second, at this moment can make the second connect electric plate to contact with the third and connect the electric plate, later be connected apron and dust removal case, and start axial fan, can pump external gas to the dust removal incasement through the breathing pipe, can utilize the plasma discharge body to handle gas at this moment.
According to the invention, by starting the axial flow fan, external gas can be conveniently pumped into the dust removal box, so that the gas can be treated by using the plasma discharge body, the electrode of the plasma discharge body adopts the stainless steel pipe, the gas cannot escape even if the glass pipe is burst, a plurality of power supplies can not work together by adopting a mode of one driving by a high-power high-frequency high-voltage power supply, and the phenomenon of mutual interference and damage due to inconsistent frequency can not be caused.
Drawings
FIG. 1 is a perspective view of a DDBD dual-medium low-temperature plasma environmental protection device according to the present invention;
FIG. 2 is a front view of a dust removing box structure of a DDBD dual-medium low-temperature plasma environmental protection device provided by the present invention;
FIG. 3 is a front view of a structure of a limit cover of a DDBD dual-medium low-temperature plasma environmental protection device provided by the present invention;
FIG. 4 is an enlarged view of the structure A of a DDBD dual-medium low-temperature plasma environmental protection device provided by the present invention;
FIG. 5 is an enlarged view of a structure B of a DDBD dual-medium low-temperature plasma environmental protection apparatus provided by the present invention.
In the figure: 1 mounting bracket, 2 dust removal boxes, 3 air suction pipes, 4 machine covers, 5 axial fans, 6 high-pressure oil tanks, 7 power supply boxes, 8 air inlet pipes, 9 support frames, 10 limit covers, 11 fixing plates, 12 cover plates, 13 mounting rods, 14 plasma discharge bodies, 15 ball screws, 16 connecting rods, 17 ball screw nuts, 18 connecting covers, 19 first electric connection plates, 20 second electric connection plates, 21 conductive rods, 22 torsion springs, 23 fixing seats, 24 screw rods, 25 protection covers, 26 limit pipes, 27 movable pipes, 28 third conductive plates, 29 extension springs and 30 conducting wires.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-5, the present embodiment provides a DDBD dual-medium low-temperature plasma environmental protection device, which includes a mounting frame 1, a dust removal box 2 and a support frame 9 are respectively fixedly mounted on the top of the mounting frame 1, the support frame 9 is located on one side of the dust removal box 2, a high-pressure oil tank 6 and a power supply box 7 are arranged on the support frame 9, an air suction pipe 3 is fixedly mounted on the inner wall of the bottom of the dust removal box 2, a hood 4 is fixedly mounted on one side of the mounting frame 1, an axial flow fan 5 is mounted on the hood 4, one end of the air suction pipe 3 is connected with the hood 4, an opening is arranged on the top of the hood 4, a cover plate 12 is clamped on the dust removal box 2, an air inlet pipe 8 is clamped on the cover plate 12, a plurality of plasma discharge bodies 14 are fixedly mounted in the dust removal box 2 at equal intervals, the plurality of plasma discharge bodies 14, at this time, the connecting rod 16 is driven to move downwards, when the connecting rod 16 moves downwards, the ball screw 15 is driven to move downwards, at this time, the ball screw nut 17 can be driven to rotate, when the ball screw nut 17 rotates, the connecting cover 18 can be driven to rotate, the first electric connection plate 19 and the second electric connection plate 20 can be driven to rotate, and the torsion spring 22 can be in a stressed state, when the first electric connection plate 19 rotates, the first electric connection plate 19 can be moved into the dust removal box 2 until the first electric connection plate 19 rotates ninety degrees, at this time, the first electric connection plate 19 just contacts with the electric connection point on the plasma 14, when the second electric connection plate 20 rotates ninety degrees, the second electric connection plate 20 can be moved into the protective cover 25, at this time, the second electric connection plate 20 and the third electric connection plate 28 can be made to contact, and then the cover plate 12 is connected with the dust removal box 2, and start the axial fan 5, can pump the external gas into the dust removal case 2 through the suction pipe 3, can utilize the plasma discharge body 14 to process the gas at this moment, the invention can be convenient to pump the external gas into the dust removal case 2 through starting the axial fan 5, so can utilize the plasma discharge body 14 to process the gas, and the ion discharge body 14 electrode adopts the stainless steel tube, even the glass tube is exploded and cracked, will not be escaped, adopt the high-power high-frequency high-voltage power supply to drag many ways, will not form a plurality of power supplies to work together, because the frequency is inconsistent to form the phenomenon of mutual interference and damage.
In this embodiment, equal fixed mounting has spacing cover 10 on the both sides inner wall of dust removal case 2, and the top of two spacing covers 10 clamps has same fixed plate 11, and the bottom symmetry fixed mounting of fixed plate 11 has two installation poles 13, and equidistant fixed mounting of a plurality of plasma discharge bodies 14 is in the one side that two installation poles 13 are close to each other, conveniently carries on spacingly to plasma discharge body 14.
In this embodiment, there is ball 15 in the threaded connection of limit cover 10, and two ball 15's bottom all extend to dust removal case 2 in and fixed mounting have same connecting rod 16, and connecting rod 16's top fixed mounting has a supporting disk, and the top of supporting disk contacts with the bottom of the plasma discharge body 14 that is located the below, utilizes the supporting disk, can conveniently drive ball 15 and remove.
In this embodiment, it is connected with ball nut 17 to rotate on the inner wall of spacing cover 10, ball 15 runs through ball nut 17 and with ball nut 17 threaded connection, ball nut 17's top fixed mounting has connecting cover 18, connecting cover 18's top fixed mounting has torsion spring 22, torsion spring 22's top and spacing cover 10's top inner wall fixed connection, utilize torsion spring 22 can conveniently drive connecting cover 18 and reverse, be convenient for ball 15 resets.
In this embodiment, the connection cover 18 is internally and fixedly provided with the conductive rod 21, one side of the conductive rod 21 is fixedly provided with the first plurality of electric connection plates 19 at equal intervals, and the side of the first electric connection plates 19 at the two sides, which are close to each other, all extend into the dust removal box 2 and are electrically connected with the plasma discharge bodies 14 respectively, so that the plasma discharge bodies 14 are connected in parallel.
In this embodiment, the second power connection plate 20 is fixedly installed on the other side of the conductive rod 21, the protection covers 25 are fixedly installed on the tops of the two sides of the dust removing box 2, the limiting pipe 26 is fixedly installed on the top of each protection cover 25, the moving pipe 27 is slidably connected to each limiting pipe 26, the bottom end of each moving pipe 27 extends into each protection cover 25, and the third power connection plate 28 is fixedly installed on the bottom end of each moving pipe 27, one side of the top of each second power connection plate 20 extends into each protection cover 25 and contacts with the corresponding third power connection plate 28, the top of each third power connection plate 28 is electrically connected with the corresponding lead 30, the top ends of the two leads 30 extend to the tops of the limiting pipes 26 and are electrically connected with the power supply box 7, the second power connection plates 20 and the third power connection plates 28 are used for connection, and the circuit communication.
In this embodiment, two extension springs 29 are symmetrically and fixedly mounted on the top end of the moving tube 27, the bottom ends of the two extension springs 29 are fixedly connected to the top of the protecting cover 25, and the third power board 28 and the second power board 20 can be tightly connected by the extension springs 29.
In this embodiment, the bottom symmetry fixed mounting of apron 12 has two fixing bases 23, and the fixed slot has all been seted up to one side that two fixing bases 23 kept away from each other, the draw-in groove has all been seted up at the both sides top of dust removal case 2, and threaded connection has screw rod 24 on one side inner wall of draw-in groove, the one end that two screw rods 24 are close to each other extends to in two fixed slots respectively and clamps with two fixed slots respectively mutually, through being connected apron 12 with dust removal case 2, utilize fixed 23 simultaneously, can realize spacing fixed plate 11.
In this embodiment, a plurality of plasma discharge bodies 14 are first placed in the dust removing box 2, and the lowermost plasma discharge body 14 is in contact with the support plate, so as to drive the connecting rod 16 to move downwards, and when the connecting rod 16 moves downwards, the ball screw 15 is driven to move downwards, and at this time, the ball screw nut 17 is driven to rotate, and when the ball screw nut 17 rotates, the connecting cover 18 is driven to rotate, and at the same time, the first power connection plate 19 and the second power connection plate 20 are driven to rotate, and the torsion spring 22 is in a stressed state, and when the first power connection plate 19 rotates, the first power connection plate 19 can be moved into the dust removing box 2 until the first power connection plate 19 rotates ninety degrees, and at this time, the first power connection plate just contacts with the power connection point on the plasma discharge body 14, and when the second power connection plate 20 rotates ninety degrees, the second electric board 20 can be moved into the protective cover 25, at this time, the second electric board 20 can be contacted with the third electric board 28, then the cover plate 12 is connected with the dust removing box 2, and the axial flow fan 5 is started, the outside gas can be pumped into the dust removing box 2 through the air suction pipe 3, at this time, the gas can be processed by the plasma discharge body 14, the electrode of the ion discharge body 14 adopts a stainless steel pipe, even if the glass pipe is burst and not escaped, a plurality of power sources can not be formed by adopting a one-driving-many mode of high-power high-frequency high-voltage power source, the phenomenon of mutual interference and damage can be formed due to inconsistent frequency, the power source box 9 adopts an aluminum material, the phenomenon of eddy current generation caused by adopting other materials at a close distance can be prevented, a silica gel pad is added between the inside and the power source for screw sealing, the adoption of rough sealing modes of two-side glue and the like can be prevented, the, prevent to form the corona between high-voltage line and dust removal case 2, puncture the high-voltage line.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a DDBD two medium low temperature plasma environmental protection equipment, includes mounting bracket (1), its characterized in that, there are dust removal case (2) and support frame (9) at the top of mounting bracket (1) fixed mounting respectively, and support frame (9) are located one side of dust removal case (2), be equipped with high-pressure fuel tank (6) and power supply box (7) on support frame (9), fixed mounting has breathing pipe (3) on the bottom inner wall of dust removal case (2), and one side fixed mounting of mounting bracket (1) has aircraft bonnet (4), install axial fan (5) on aircraft bonnet (4), the one end of breathing pipe (3) is connected with aircraft bonnet (4), and the top of aircraft bonnet (4) is equipped with the opening, apron (12) have been clamped on dust removal case (2), apron (12) have been clamped, equidistant fixed mounting has a plurality of plasma discharge body (14) in dust removal case (2), the plasma discharge dust removing device is characterized in that limiting covers (10) are fixedly mounted on inner walls of two sides of the dust removing box (2), the top of each limiting cover (10) is clamped with the same fixing plate (11), two mounting rods (13) are symmetrically and fixedly mounted at the bottom of the fixing plate (11), a plurality of plasma discharge bodies (14) are fixedly mounted on one side, close to the two mounting rods (13), of each mounting rod, ball screws (15) are connected to the limiting covers (10) in an inner threaded mode, the bottom ends of the two ball screws (15) extend into the dust removing box (2) and are fixedly mounted with the same connecting rod (16), supporting plates are fixedly mounted at the tops of the connecting rods (16), the tops of the supporting plates are in contact with the bottoms of the plasma discharge bodies (14) located below, ball screw nuts (17) are rotatably connected to the inner walls of the limiting covers (10), and the ball screws (15) penetrate through the ball screws (17) and are in threaded connection with the ball, the top of the ball screw nut (17) is fixedly provided with a connecting cover (18), the top of the connecting cover (18) is fixedly provided with a torsion spring (22), and the top end of the torsion spring (22) is fixedly connected with the inner wall of the top of the limiting cover (10);
the connecting cover (18) is internally and fixedly provided with a conductive rod (21), one side of the conductive rod (21) is fixedly provided with a plurality of first electric connection plates (19) at equal intervals, and the sides, close to each other, of the first electric connection plates (19) at the two sides extend into the dust removal box (2) and are respectively and electrically connected with the plurality of plasma discharge bodies (14);
opposite side fixed mounting of conducting rod (21) has second electricity connection board (20), and the equal fixed mounting in both sides top of dust removal case (2) has safety cover (25), the top fixed mounting of safety cover (25) has spacing pipe (26), sliding connection has removal pipe (27) in spacing pipe (26), the bottom of removal pipe (27) extends to in safety cover (25) and fixed mounting has third electricity connection board (28), the top one side of second electricity connection board (20) extends to in safety cover (25) and contacts with third electricity connection board (28), the top electric connection of third electricity connection board (28) has wire (30), and the top of two wire (30) extends to the top of spacing pipe (26) and all with power supply box (7) electric connection.
2. A DDBD dual-medium low-temperature plasma environmental protection device according to claim 1, wherein two extension springs (29) are symmetrically and fixedly installed on the top end of the moving tube (27), and the bottom ends of the two extension springs (29) are fixedly connected to the top of the protecting cover (25).
3. The environment-friendly DDBD dual-medium low-temperature plasma device according to claim 1, wherein two fixing seats (23) are symmetrically and fixedly installed at the bottom of the cover plate (12), fixing grooves are formed in the sides of the two fixing seats (23) far away from each other, clamping grooves are formed in the tops of two sides of the dust removing box (2), a screw rod (24) is connected to the inner wall of one side of each clamping groove in a threaded manner, and one ends of the two screw rods (24) close to each other extend into the two fixing grooves and are clamped with the two fixing grooves respectively.
Priority Applications (1)
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CN201910652531.1A CN110339656B (en) | 2019-07-19 | 2019-07-19 | Double-medium low-temperature plasma environmental protection device for DDBD |
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CN201910652531.1A CN110339656B (en) | 2019-07-19 | 2019-07-19 | Double-medium low-temperature plasma environmental protection device for DDBD |
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CN110339656B true CN110339656B (en) | 2020-08-25 |
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DE4008405C1 (en) * | 1990-03-16 | 1991-07-11 | Schott Glaswerke, 6500 Mainz, De | |
US20040256225A1 (en) * | 2003-05-05 | 2004-12-23 | Asaf Sokolowski | Air purification system and device |
CN100494073C (en) * | 2007-04-04 | 2009-06-03 | 大连理工大学 | Method for synthesizing anatase phase nano-titanium dioxide powder at low temperature by atmospheric pressure cooled plasma |
CN103830994B (en) * | 2013-12-05 | 2016-03-02 | 山东派力迪环保工程有限公司 | A kind of level of platoon leader formula plasma pyrolysis oxidation reactor |
CN103949131B (en) * | 2014-05-08 | 2015-09-30 | 上海兰宝环保科技有限公司 | Photochemistry coupled low temperature plasma waste gas treating device |
CN104689692B (en) * | 2015-03-31 | 2016-08-24 | 苏州大学 | Device and method for treating waste gas by air plasma |
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