CN203610023U - Atmospheric glow discharge plasma reactor with rotating electrodes - Google Patents
Atmospheric glow discharge plasma reactor with rotating electrodes Download PDFInfo
- Publication number
- CN203610023U CN203610023U CN201320814357.4U CN201320814357U CN203610023U CN 203610023 U CN203610023 U CN 203610023U CN 201320814357 U CN201320814357 U CN 201320814357U CN 203610023 U CN203610023 U CN 203610023U
- Authority
- CN
- China
- Prior art keywords
- plasma
- rotation
- swivel nozzle
- glow discharge
- nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000007789 gas Substances 0.000 claims abstract description 36
- 239000002912 waste gas Substances 0.000 abstract description 15
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000007921 spray Substances 0.000 abstract 5
- 239000002184 metal Substances 0.000 abstract 2
- 239000010815 organic waste Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Images
Landscapes
- Plasma Technology (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to a gas discharge technology, and relates to a gas discharge low-temperature plasma source, in particular to an atmospheric glow discharge plasma reactor with rotating electrodes. A reactor is arranged in the center position of an air duct; the plasma reactor comprises a plasma rotation spray nozzle, a high-pressure rotation wiring part, a rotation joint, and a high-pressure air inlet, wherein the plasma rotation spray nozzle is mounted on a rotation metal pipe; a high-voltage power supply is connected with the anode of the plasma rotation spray nozzle through the high-pressure rotation wiring part; the cathode of the plasma rotation spray nozzle is rotation metal; the high-pressure gas is introduced to the plasma rotation spray nozzle through the rotation joint. The atmospheric glow discharge plasma reactor can improve degree of mixing uniformity of the low-temperature plasma gas and waste gas to be treated, can increase the removal ratio of organic waste gas, and can reduce cost of waste gas treatment.
Description
Technical field
The utility model relates to a kind of gas discharge technology, relates to a kind of gas discharge low-temp plasma source, specially refers to a kind of Atomospheric pressure glow discharge plasma reactor with rotation electrode.
background technology
?dry gas is good insulating body, but in the time there is free strip electron ion in gas, it just becomes charged.At this moment, if settle two electrodes and add voltage in gas, just have electric current to pass through gas, this phenomenon just becomes gas discharge.Under the effect of electric field, when charged particle moves in gas, move along power line direction on the one hand, constantly obtain energy, one side and gas molecule collision, do random warm-up movement, constantly off-energy, after several times accelerate collision, makes them reach movement at the uniform velocity state.
Low temperature plasma is the 4th state of material after solid-state, liquid state and gaseous state, and in the time that applied voltage reaches the firing voltage of gas, gas molecule is breakdown, produces the mixture low temperature plasma including electronics, various ion, atom and free radical.Although electron temperature is very high in discharge process, heavy particle temperature is very low, and whole system is low-temperature condition, so be called low temperature plasma.Present this low temperature plasma is more and more for degradation of contaminant, its utilization be the pollutant effect in these high energy electrons, free radical isoreactivity particle and waste gas, contaminant molecule is decomposed within the extremely short time, and there are follow-up various reactions, to reach the object of degradation of contaminant.But, do not utilize preferably at present this technology yet, the ability of degradation of contaminant is further improved, be mainly that pending waste gas can not mix with plasma gas preferably, therefore, we must make an effort in this respect.
Utility model content
The utility model, just based on above technical problem, provides simple in structure, can improve low-temperature plasma gas and the mixing uniformity of processing waste gas, can reduce a kind of Atomospheric pressure glow discharge plasma reactor with rotation electrode of processing waste gas cost.
The technical solution of the utility model is:
A kind of Atomospheric pressure glow discharge plasma reactor with rotation electrode, this reactor is arranged on the center in airduct, it comprises plasma swivel nozzle, high-pressure rotary wire connecting portion, swivel joint and high pressure admission mouth, plasma swivel nozzle is arranged on rotating metallic pipe, plasma swivel nozzle arranges negative electrode and anode, high voltage source is connected to the anode of plasma swivel nozzle by high-pressure rotary wire connecting portion, the negative electrode of plasma swivel nozzle is rotating metallic, the gases at high pressure that enter from high pressure admission mouth access plasma swivel nozzle by swivel joint, thereby the plasma gas of the ejection from this plasma reactor is mixed with processing waste gas, thereby improve the clearance of organic exhaust gas.
Described swivel nozzle is low-temperature plasma nozzle, and the number of described swivel nozzle is 2-8, and swivel nozzle also can adopt one, but a nozzle easily causes shakiness, so generally do not select 1 this technical scheme of nozzle.
The center line of swivel nozzle and the distance of rotation centerline are L, and L is 10-100mm, and as preferably, selecting L is 50mm.
The radius of turn of swivel nozzle is R, and R is 100-300mm, and as preferably, the radius of turn of swivel nozzle is 200mm.The fumarole diameter of swivel nozzle is 8mm.
Compared with prior art, the beneficial effects of the utility model are:
(1) can improve low-temperature plasma gas and the mixing uniformity of processing waste gas;
(2) can improve the clearance of organic exhaust gas, reduce the cost of processing waste gas.
Accompanying drawing explanation
Fig. 1 is the tangent plane structural representation in the utility model with the Atomospheric pressure glow discharge plasma reactor of rotation electrode;
Fig. 2 is structural representation of the present utility model;
Wherein, 1---swivel nozzle, 2---high-pressure rotary wire connecting portion, 3---swivel joint, 4---high pressure admission mouth.
Fig. 3 is the cross-sectional view of the deflection distance of nozzle centerline and rotation centerline in the utility model.
The center line that wherein L is swivel nozzle and the distance of rotation centerline, the radius of turn that R is swivel nozzle.
Fig. 4 swivel nozzle layout drawing
Wherein, 1---swivel nozzle, 5---airduct.
The specific embodiment
Below in conjunction with the specific embodiment, the utility model is described in further detail.
But this should be interpreted as to the scope of the above-mentioned theme of the utility model only limits to following embodiment.
In plasma discharge process, meeting produces a lot of short lives and important active oxide material, as oxygen atom, and positive oxygen ion and negative oxygen ion, swivel nozzle Main Function is that the active oxide material in plasma is mixed with processing waste gas as far as possible soon and uniformly.In design swivel nozzle, the maximum radius of turn R of swivel nozzle and the center line of swivel nozzle and the distance L of rotation centerline have determined the size of swivel nozzle, wherein R and L influence each other, and due to plasma nozzle structural design, R is at 100-300mm.
Embodiment 1:
There is the Atomospheric pressure glow discharge plasma reactor of rotation electrode, this reactor is arranged on the center in airduct, it comprises plasma swivel nozzle, high-pressure rotary wire connecting portion, swivel joint and high pressure admission mouth, plasma swivel nozzle is arranged on rotating metallic pipe, plasma swivel nozzle arranges negative electrode and anode, high voltage source is connected to the anode of plasma swivel nozzle by high-pressure rotary wire connecting portion, the negative electrode of plasma swivel nozzle is rotating metallic, the gases at high pressure that enter from high pressure admission mouth access plasma swivel nozzle by swivel joint, in this reactor, each nozzle fumarole diameter is 8mm, the jet flow velocity of nozzle is 30 meter per seconds, the jet amount of single plasma nozzle is: 5.5m
3/ hour, get L=50mm, R=100mm, the swivel nozzle of four shower nozzles of design.Dust diameter is got 1200mm.The pivot of swivel nozzle is concentric with airduct, and the plasma gas of ejection is vertical with the flow direction of airduct; Process waste gas wind speed at 0.17 meter per second.Plasma gas and processing waste gas, the mixed proportion of two kinds of gas volumes is 1:30, processes continuously organic exhaust gas, clearance reaches 88%--95%.And under same treatment Parameter Conditions, without swivel nozzle, clearance is only 45%--60%.
Embodiment 2:
There is the Atomospheric pressure glow discharge plasma reactor of rotation electrode, this reactor is arranged on the center in airduct, it comprises plasma swivel nozzle, high-pressure rotary wire connecting portion, swivel joint and high pressure admission mouth, plasma swivel nozzle is arranged on rotating metallic pipe, plasma swivel nozzle arranges negative electrode and anode, high voltage source is connected to the anode of plasma swivel nozzle by high-pressure rotary wire connecting portion, the negative electrode of plasma swivel nozzle is rotating metallic, the gases at high pressure that enter from high pressure admission mouth access plasma swivel nozzle by swivel joint, each nozzle fumarole diameter of this reactor is 8mm, the jet flow velocity of nozzle is 30 meter per seconds, the jet amount of single plasma nozzle is: 5.5m
3/ hour, get L=50mm, R=100mm, the swivel nozzle of three shower nozzles of design.Dust diameter is got 1200mm.The pivot of swivel nozzle is concentric with airduct, and the plasma gas of ejection is vertical with the flow direction of airduct; Process waste gas wind speed at 0.13 meter per second.Plasma gas and processing waste gas, the mixed proportion of two kinds of gas volumes is 1:30, processes continuously organic exhaust gas, clearance reaches 85%--94%.And under same treatment Parameter Conditions, without swivel nozzle, clearance is only 45%--60%.
From the result of embodiment 1 and embodiment 2, adopt the advantage of plasma nozzle to be: can well make plasma gas mix with processing waste gas, thereby organic exhaust gas is well removed.
Claims (8)
1. one kind has the Atomospheric pressure glow discharge plasma reactor of rotation electrode, it is characterized in that: reactor is arranged on to the center in airduct, this plasma reactor comprises plasma swivel nozzle, high-pressure rotary wire connecting portion, swivel joint and high pressure admission mouth, plasma swivel nozzle is arranged on rotating metallic pipe, high voltage source is connected to the anode of plasma swivel nozzle by high-pressure rotary wire connecting portion, the negative electrode of plasma swivel nozzle is rotating metallic structure, and gases at high pressure access plasma swivel nozzle by swivel joint.
2. the Atomospheric pressure glow discharge plasma reactor with rotation electrode according to claim 1, is characterized in that: described swivel nozzle is low-temperature plasma nozzle.
3. according to claim 1 or the Atomospheric pressure glow discharge plasma reactor with rotation electrode claimed in claim 2, it is characterized in that: the number of described swivel nozzle is 2-8.
4. according to claim 1 or the Atomospheric pressure glow discharge plasma reactor with rotation electrode claimed in claim 2, it is characterized in that: the center line of swivel nozzle and the distance of rotation centerline are L, L is 10-100mm.
5. according to claim 1 or the Atomospheric pressure glow discharge plasma reactor with rotation electrode claimed in claim 2, it is characterized in that: the center line of swivel nozzle and the distance of rotation centerline are L, L is 50mm.
6. according to claim 1 or the Atomospheric pressure glow discharge plasma reactor with rotation electrode claimed in claim 2, it is characterized in that: the radius of turn of swivel nozzle is R, R is 100-300mm.
7. according to claim 1 or the Atomospheric pressure glow discharge plasma reactor with rotation electrode claimed in claim 2, it is characterized in that: the radius of turn of swivel nozzle is R, R is 200mm.
8. according to claim 1 or the Atomospheric pressure glow discharge plasma reactor with rotation electrode claimed in claim 2, it is characterized in that: the fumarole diameter of described swivel nozzle is 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320814357.4U CN203610023U (en) | 2013-12-12 | 2013-12-12 | Atmospheric glow discharge plasma reactor with rotating electrodes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320814357.4U CN203610023U (en) | 2013-12-12 | 2013-12-12 | Atmospheric glow discharge plasma reactor with rotating electrodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203610023U true CN203610023U (en) | 2014-05-28 |
Family
ID=50762704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320814357.4U Expired - Fee Related CN203610023U (en) | 2013-12-12 | 2013-12-12 | Atmospheric glow discharge plasma reactor with rotating electrodes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203610023U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657359A (en) * | 2013-12-12 | 2014-03-26 | 四川环隆科技有限公司 | Atmospheric glow discharge plasma reactor with rotating electrode |
| CN106028613A (en) * | 2016-07-07 | 2016-10-12 | 常州大恒环保科技有限公司 | Device for generating plasma by means of rotary scanning discharge |
| CN112933786A (en) * | 2021-02-03 | 2021-06-11 | 陈小琴 | Recovery plant of old and useless polypropylene |
-
2013
- 2013-12-12 CN CN201320814357.4U patent/CN203610023U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657359A (en) * | 2013-12-12 | 2014-03-26 | 四川环隆科技有限公司 | Atmospheric glow discharge plasma reactor with rotating electrode |
| CN103657359B (en) * | 2013-12-12 | 2015-08-26 | 四川环隆科技有限公司 | A kind of Atomospheric pressure glow discharge plasma reactor with rotation electrode |
| CN106028613A (en) * | 2016-07-07 | 2016-10-12 | 常州大恒环保科技有限公司 | Device for generating plasma by means of rotary scanning discharge |
| CN112933786A (en) * | 2021-02-03 | 2021-06-11 | 陈小琴 | Recovery plant of old and useless polypropylene |
| CN112933786B (en) * | 2021-02-03 | 2022-09-16 | 湖南益环塑胶科技有限公司 | Recovery plant of old and useless polypropylene |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8663373B2 (en) | Free radical injection ionizer for flue gas treatment with corona discharge | |
| CN103819030B (en) | Gas-liquid mixed dielectric barrier discharge water treatment device and method | |
| CN100522320C (en) | Low temperature plasma device for treating volatile organic | |
| CN104128077B (en) | A kind of double braid covering cartridge type corona plasma generating means | |
| CN105927316B (en) | A kind of vehicle exhaust double purification device and its course of work | |
| CN100457234C (en) | Waste gas treating corona discharge method and apparatus homogeneously reinforced with heterogeneous catalyst | |
| CN203610023U (en) | Atmospheric glow discharge plasma reactor with rotating electrodes | |
| CN103657359B (en) | A kind of Atomospheric pressure glow discharge plasma reactor with rotation electrode | |
| CN203754483U (en) | Dam-type DBD (dielectric barrier discharge) plasma based pharmaceutically industrial wastewater treatment device | |
| CN200984495Y (en) | Device for processing waste gas by homogeneous improving of corona discharge by using un-homogeneous catalyst | |
| CN205340517U (en) | High -efficient low temperature plasma equipment | |
| CN107417493B (en) | Method and device for modifying light hydrocarbon absorbed by gas discharge synergistic solution | |
| CN203441572U (en) | Reactor with corona discharge plasma and nanometer photocatalytic materials used to purify automobile exhaust collaboratively | |
| CN111559791A (en) | Spraying type dielectric barrier discharge plasma pollutant treatment device | |
| CN106277214B (en) | Electrocatalytic water plant | |
| CN106268217B (en) | SO2 removal by gas-liquid two-phase sliding arc discharge with NaOH | |
| CN111001276B (en) | A method and device for simultaneously removing gaseous and particulate harmful substances in air flow | |
| CN108479341B (en) | A device for treating organic flue gas by plasma-assisted iron-carbon micro-electrolysis | |
| CN213991121U (en) | Plasma nozzle | |
| CN116789230A (en) | An atmospheric pressure rotating sliding arc plasma sewage treatment device | |
| CN111559790B (en) | A Venturi type water mist discharge plasma pollutant treatment device | |
| CN201337881Y (en) | Dry-type calcium-injection flue gas desulfurization device with the activation by pulsed electric field | |
| CN204841373U (en) | Tubular dielectric barrier discharge plasma exhaust treatment device | |
| CN208526254U (en) | A kind of device promoting plasma desulfuration denitration | |
| CN207330423U (en) | A kind of gas-liquid mixed film low-temperature plasma wastewater treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20201212 |