CN204582890U - The concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge - Google Patents
The concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge Download PDFInfo
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- CN204582890U CN204582890U CN201520213319.2U CN201520213319U CN204582890U CN 204582890 U CN204582890 U CN 204582890U CN 201520213319 U CN201520213319 U CN 201520213319U CN 204582890 U CN204582890 U CN 204582890U
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- Prior art keywords
- reaction chamber
- electrode
- metal net
- pressure metal
- gas flow
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- 239000003610 charcoal Substances 0.000 title claims abstract description 35
- 239000002957 persistent organic pollutant Substances 0.000 title claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 30
- 238000009826 distribution Methods 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses the concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge.Parallel connection is provided with the mutually isostructural N-1 reaction chamber of two or more, N reaction chamber, wherein, is provided with high-pressure metal net electrode, conduction charcoal, low pressure metal net electrode, airflow-distribution board in N-1 reaction chamber from top to bottom in turn; High-pressure metal net electrode is connected with high-field electrode through switch, switch is for controlling the break-make of high-pressure metal net electrode, low pressure metal net electrode is connected with low-field electrode, N-1 reaction chamber, N reaction chamber upper end are connected with outlet pipe, and N-1 reaction chamber, N reaction chamber lower end are respectively through being connected with air inlet pipeline with N-1 gas flow electrically-controlled valve, N gas flow electrically-controlled valve.The utility model overcomes the difficult point of light concentration organic pollutant process; Meanwhile, the plasma discharge that utilizes conduction charcoal to be media implementation under comparatively low energy consumption, and conduction charcoal is regenerated.
Description
Technical field
The utility model relates to the concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge, belongs to plasma discharge field and environmental contaminants process field.
Background technology
Organic pollution (as benzene, formaldehyde etc.) is pollutant common in productive life, and its existence can affect health, also the harm such as etching apparatus, blocking pipe may occur in process of production.
Plasma discharge goes out a large amount of high energy active particle by discharge excitation, and collides between target molecule, can play the effect of saboteur's structure, can play degradation to pollutant.There is the problems such as energy consumption is higher in the more dielectric impedance plasma discharge method of current application.
Active carbon has very strong suction-operated, can by Adsorption of Organic in hole, and after adsorbing a certain amount of organic pollution, active carbon can reach capacity state, needs to carry out changing and regenerating.Regenerating active carbon adopts hot method usually, and energy consumption is comparatively large, and regeneration is comparatively complicated with reactivation process.
Summary of the invention
The utility model, for the deficiency of light concentration organic pollutant processing mode, provides a kind of conduction charcoal binding plasma electric discharge concentrated degradable organic pollutant device.
The concentrated degradable organic pollutant device of conduction charcoal binding plasma electric discharge comprises high-pressure metal net electrode, conduction charcoal, N-1 reaction chamber, low pressure metal net electrode, airflow-distribution board, N-1 gas flow electrically-controlled valve, air inlet pipeline, single-chip microcomputer industrial control board, N gas flow electrically-controlled valve, N reaction chamber, low-field electrode, high pressure plasma work in coordination with power supply, high-field electrode, switch, outlet pipe; Parallel connection is provided with the mutually isostructural N-1 reaction chamber of two or more, N reaction chamber, wherein, has been provided with high-pressure metal net electrode, conduction charcoal, low pressure metal net electrode, airflow-distribution board in N-1 reaction chamber from top to bottom in turn; High-pressure metal net electrode is connected with high-field electrode through switch, and switch is for controlling the break-make of high-pressure metal net electrode, and low pressure metal net electrode is connected with low-field electrode, and high-field electrode, low-field electrode are by high pressure plasma Power supply; N-1 reaction chamber, N reaction chamber upper end are connected with outlet pipe, N-1 reaction chamber, N reaction chamber lower end are respectively through being connected with air inlet pipeline with N-1 gas flow electrically-controlled valve, N gas flow electrically-controlled valve, and N-1 gas flow electrically-controlled valve, N gas flow electrically-controlled valve, switch are controlled by single-chip microcomputer industrial control board.
Compared with prior art, the utility model has the following advantages:
1. utilize porous and electric conductivity that conduction charcoal is good, light concentration organic pollutant is adsorbed, organic pollution is concentrated in conduction charcoal, then makes organic pollution desorption, degraded by plasma discharge.This device can carry out concentrated post processing to the organic pollution of low concentration, reduces light concentration organic pollutant intractability and process energy consumption.
2. by control valve throughput, achieve the circulation change of reaction chamber two ends pressure reduction, interact with the bed resistance of conduction charcoal, make conduction charcoal present regular flowing under less gas flow, and achieve plasma discharge by applying voltage at reaction chamber two ends.By Multicarity collaborative work in parallel, can the fluctuation that causes of bucking voltage and variations in flow, make whole device stable operation.This plasma discharge processes is very intensive, and minimum with dielectric barrier discharge phase specific energy consumption.
3. the organic pollution on charcoal particle from charcoal particle surface desorption, and to collide with a large amount of active groups that plasma discharge produces under the effect of the factors such as Joule heat, and the degradation reaction such as cracking, oxidation occurs.In this course, the charcoal that conducts electricity is regenerated.This device can recycle conduction charcoal.
Accompanying drawing explanation
Fig. 1 is that conduction charcoal concentrates degradable organic pollutant apparatus structure schematic diagram in conjunction with plasma discharge;
Fig. 2 is the operating mode schematic diagram of the utility model embodiment;
In figure: high-pressure metal net electrode 1, conduction charcoal 2, first reaction chamber 3, low pressure metal net electrode 4, airflow-distribution board 5, first gas flow electrically-controlled valve 6, air inlet pipeline 7, single-chip microcomputer industrial control board 8, second gas flow electrically-controlled valve 9, second reaction chamber 10, low-field electrode 11, high pressure plasma work in coordination with power supply 12, high-field electrode 13, switch 14, outlet pipe 15.
Detailed description of the invention
As shown in Figure 1, the concentrated degradable organic pollutant device of charcoal binding plasma electric discharge that conducts electricity comprises high-pressure metal net electrode 1, conduction charcoal 2, N-1 reaction chamber 3, low pressure metal net electrode 4, airflow-distribution board 5, N-1 gas flow electrically-controlled valve 6, air inlet pipeline 7, single-chip microcomputer industrial control board 8, N gas flow electrically-controlled valve 9, N reaction chamber 10, low-field electrode 11, high pressure plasma work in coordination with power supply 12, high-field electrode 13, switch 14, outlet pipe 15; Parallel connection is provided with the mutually isostructural N-1 reaction chamber 3 of two or more, N reaction chamber 10, wherein, has been provided with high-pressure metal net electrode 1, conduction charcoal 2, low pressure metal net electrode 4, airflow-distribution board 5 in N-1 reaction chamber 3 from top to bottom in turn; High-pressure metal net electrode 1 is connected with high-field electrode 13 through switch 14, and switch 14 is for controlling the break-make of high-pressure metal net electrode, and low pressure metal net electrode 4 is connected with low-field electrode 11, and high-field electrode 13, low-field electrode 11 are powered by high pressure plasma power supply 12; N-1 reaction chamber 3, N reaction chamber 10 upper end are connected with outlet pipe 15, N-1 reaction chamber 3, N reaction chamber 10 lower end are respectively through being connected with air inlet pipeline 7 with N-1 gas flow electrically-controlled valve 6, N gas flow electrically-controlled valve 9, and N-1 gas flow electrically-controlled valve 6, N gas flow electrically-controlled valve 9, switch 14 are controlled by single-chip microcomputer industrial control board 8.
The concentrated degradable organic pollutant method of conduction charcoal binding plasma electric discharge is: be filled in reaction chamber 3 by the conduction charcoal 2 with high-specific surface area high conductivity, low pressure metal net electrode 4 and high-pressure metal net electrode 1 play support and effect of contraction, by the mist containing light concentration organic pollutant by conduction charcoal 2 bed, conduction charcoal carries out Adsorption Concentration by its excellent porosity to organic pollution, after having adsorbed, the steam of 0.15 ~ 0.25MPa pressure is passed into by air inlet pipeline 7, oxygen and nitrogen mixed gas, airflow-distribution board 5 makes gas uniform enter reaction chamber, N-1 gas flow electrically-controlled valve 6 is controlled by single-chip microcomputer industrial control board 8, N gas flow electrically-controlled valve 9 aperture, make the occurrence law pressure reduction change of reaction chamber two ends, conduction charcoal 2 is blown afloat evenly to be fallen to cavity top, low-field electrode 11 and high-low pressure electrode 13 are powered by high pressure plasma power supply 12, low-field electrode 11 is connected with low pressure metal net electrode 4, high-field electrode 13 is divided into two-way by switch 14, be connected with the high-pressure metal net electrode 1 of reaction chamber respectively, by the switching between single-chip microcomputer industrial control board 8 control electrode, when conducting electricity charcoal even drop down, the high-field electrode 13 switched in this reaction chamber is conducting state, breakdown between conductive carbon particles under the effect of high-tension electricity, discharge body is formed in reaction chamber, produce plasma and excite a large amount of active group, the organic pollution that conduction charcoal is adsorbed is separated out in this course and degrades, the charcoal that simultaneously conducts electricity is regenerated.
As shown in Figure 2, in figure: be a cycle with 2 seconds, control the gas flow in No. 1 cavity and No. 2 cavitys respectively by gas flow electrically-controlled valve, make flow present cyclic fluctuation.The fluctuation of two cavitys presents the time difference of 1.5 seconds.Control No. 1 cavity both end voltage break-make by voltage switches 14, get a period of time energising in the air-flow reduction phase, voltage is coupled with air-flow, thus make, in device, exoelectrical reaction occurs.
Claims (1)
1. conduct electricity the concentrated degradable organic pollutant device of charcoal binding plasma electric discharge, it is characterized in that: comprise wire netting high-field electrode (1), conduction charcoal (2), N-1 reaction chamber (3), wire netting low-field electrode (4), airflow-distribution board (5), N-1 gas flow electrically-controlled valve (6), air inlet pipeline (7), single-chip microcomputer industrial control board (8), N gas flow electrically-controlled valve (9), N reaction chamber (10), low-field electrode (11), plasma work in coordination with high voltage source (12), high-field electrode (13), switch (14), outlet pipe (15); Parallel connection is provided with the mutually isostructural N-1 reaction chamber (3) of two or more, N reaction chamber (10), wherein, high-pressure metal net electrode (1), conduction charcoal (2), low pressure metal net electrode (4), airflow-distribution board (5) has been provided with in N-1 reaction chamber (3) from top to bottom in turn; High-pressure metal net electrode (1) is connected with high-field electrode (13) through switch (14), switch (14) is for controlling the break-make of high-pressure metal net electrode, low pressure metal net electrode (4) is connected with low-field electrode (11), and high-field electrode (13), low-field electrode (11) are powered by high pressure plasma power supply (12); N-1 reaction chamber (3), N reaction chamber (10) upper end are connected with outlet pipe (15), N-1 reaction chamber (3), N reaction chamber (10) lower end are respectively through being connected with air inlet pipeline (7) with N-1 gas flow electrically-controlled valve (6), N gas flow electrically-controlled valve (9), and N-1 gas flow electrically-controlled valve (6), N gas flow electrically-controlled valve (9), switch (14) are controlled by single-chip microcomputer industrial control board (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213319.2U CN204582890U (en) | 2015-04-10 | 2015-04-10 | The concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213319.2U CN204582890U (en) | 2015-04-10 | 2015-04-10 | The concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204582890U true CN204582890U (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520213319.2U Withdrawn - After Issue CN204582890U (en) | 2015-04-10 | 2015-04-10 | The concentrated degradable organic pollutant device of a kind of conduction charcoal binding plasma electric discharge |
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| CN (1) | CN204582890U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772005A (en) * | 2015-04-10 | 2015-07-15 | 浙江大学 | Organic pollutant degradation device and organic pollutant degradation method through conductive carbon and plasma discharge combined concentration |
| WO2021258684A1 (en) * | 2020-06-24 | 2021-12-30 | 东南大学 | Low-temperature plasma regeneration system and method for inactivated activated carbon |
-
2015
- 2015-04-10 CN CN201520213319.2U patent/CN204582890U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772005A (en) * | 2015-04-10 | 2015-07-15 | 浙江大学 | Organic pollutant degradation device and organic pollutant degradation method through conductive carbon and plasma discharge combined concentration |
| WO2021258684A1 (en) * | 2020-06-24 | 2021-12-30 | 东南大学 | Low-temperature plasma regeneration system and method for inactivated activated carbon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150826 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |