CN212790454U - Exhaust gas treatment system - Google Patents
Exhaust gas treatment system Download PDFInfo
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- CN212790454U CN212790454U CN202020668029.8U CN202020668029U CN212790454U CN 212790454 U CN212790454 U CN 212790454U CN 202020668029 U CN202020668029 U CN 202020668029U CN 212790454 U CN212790454 U CN 212790454U
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- ozone
- water
- waste gas
- treatment system
- spray tower
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 115
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000007921 spray Substances 0.000 claims abstract description 55
- 239000007789 gas Substances 0.000 claims abstract description 40
- 239000002912 waste gas Substances 0.000 claims abstract description 39
- 238000005868 electrolysis reaction Methods 0.000 claims description 7
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 5
- 231100000719 pollutant Toxicity 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 3
- 238000012856 packing Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000010805 inorganic waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000015843 photosynthesis, light reaction Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Treating Waste Gases (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention relates to a spray tower and an ozone component; the bottom of the spray tower is provided with an air inlet, the top of the spray tower is provided with an air outlet, and a spray nozzle and an air nozzle are arranged in the spray tower; the ozone component is connected with the spraying nozzle through a first conveying pipe, and the ozone component is connected with the air nozzle through a second conveying pipe; the ozone assembly is used for generating ozone water and supplying the ozone water to the first delivery pipe, and the ozone assembly is used for generating ozone gas and supplying the ozone gas to the second delivery pipe. The waste gas treatment system of the invention treats the waste gas together by the composite ozone gas and the ozone water, and the ozone water is adopted to spray the components which can be dissolved in water in the waste gas, so that the waste gas reacts with the ozone water, and the water-soluble or large-particle components in the waste gas are settled, thereby achieving the purpose of separating partial pollutants from clean gas. And for the components which can not be dissolved in water in the waste gas, the ozone gas is adopted to react with the components, so that the waste gas purification treatment effect is better.
Description
Technical Field
The present invention relates to an exhaust gas treatment system.
Background
In the production process of the industries such as chemical industry, pharmacy, food, papermaking, chemical fertilizer, printing and dyeing, spraying, steel and garbage treatment and the like, organic waste gas and inorganic waste gas are generated, and are discharged into the atmosphere, so that the quality of the atmosphere is seriously influenced, the surrounding environment is seriously polluted, and the treatment is needed.
The existing waste gas treatment system usually adopts a spray tower to treat waste gas, acidic or alkaline acid mist waste gas is introduced into a purification tower through an air pipe, passes through a packing layer, is fed from the bottom of the tower and is distributed by a gas distribution device to continuously pass through gaps of the packing layer in a countercurrent manner with absorption liquid. On the surface of the packing, gas-liquid two phases are fully contacted with each other to absorb neutralization reaction so as to adsorb acidic or alkaline dirt contained in the waste gas. After the acid mist waste gas is purified, the acid mist waste gas is dewatered and demisted by a demisting plate, and then the clean gas is discharged into the atmosphere from a fan. The spraying method for treating the waste gas is generally called wet waste gas treatment, and can better capture, settle, dissolve and remove components in the waste gas due to the characteristics of liquid. However, the water-insoluble portion of the exhaust gas cannot be purified satisfactorily.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an exhaust gas treatment system.
The waste gas treatment system comprises a spray tower and an ozone component;
the bottom of the spray tower is provided with an air inlet, the top of the spray tower is provided with an air outlet, and a spray nozzle and an air nozzle are arranged in the spray tower;
the ozone assembly is connected with the spray nozzle through a first conveying pipe, and the ozone assembly is connected with the air nozzle through a second conveying pipe;
the ozone assembly is used for generating ozone water and supplying the ozone water to the first conveying pipe, and the ozone assembly is used for generating ozone gas and supplying the ozone gas to the second conveying pipe.
Preferably, the ozone assembly comprises a first ozone module and a second ozone module, the first ozone module is connected with the first delivery pipe, and the second ozone module is connected with the second delivery pipe.
Preferably, the first ozone module is an ozone electrolytic cell for generating ozone water by low-pressure electrolysis.
Preferably, the second ozone module is a discharge type ozone generator or an ultraviolet irradiation type ozone generator or an electrolytic cell type ozone generator.
Preferably, still include circulation system, circulation system includes the header tank, the inside of header tank and the inside intercommunication of spray column, the header tank is connected with the first end of third conveyer pipe, the second end of third conveyer pipe with the spray nozzle is connected, be provided with first circulating pump on the third conveyer pipe.
Preferably, still include the circulation system, the circulation system includes the header tank, the inside of header tank and the inside intercommunication of spray column, the header tank is connected with the first end of fourth conveyer pipe, the second end of fourth conveyer pipe with the ozone subassembly is connected, be provided with the second circulating pump on the fourth conveyer pipe.
Preferably, a filter is arranged in the water collecting tank.
Preferably, the anode of the ozone electrolysis cell is conductive diamond.
The invention has the beneficial effects that:
the waste gas treatment system of the invention treats the waste gas together by the composite ozone gas and the ozone water, and the ozone water is adopted to spray the components which can be dissolved in water in the waste gas, so that the waste gas reacts with the ozone water, and the water-soluble or large-particle components in the waste gas are settled, thereby achieving the purpose of separating partial pollutants from clean gas. And for the components which can not be dissolved in water in the waste gas, the ozone gas is adopted to react with the components, so that the waste gas purification treatment effect is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of an exhaust treatment system according to an embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, an exhaust gas treatment system according to a preferred embodiment of the present invention includes a spray tower 100 and an ozone module 700.
The bottom of the spray tower 100 is provided with an air inlet 101, the top of the spray tower 100 is provided with an air outlet, and the spray tower 100 is internally provided with a spray nozzle 201 and an air nozzle 202. Waste gas enters from a gas inlet 101 at the bottom of the spray tower 100, and is filtered and subjected to innocent treatment in the process of gradually rising in the spray tower 100 and then is discharged from a gas outlet at the top of the spray tower 100.
The ozone assembly 700 is connected with the spray nozzle 201 through a first conveying pipe 301, and the ozone assembly 700 is connected with the air nozzle 202 through a second conveying pipe 302; the ozone assembly 700 is used to generate ozone water and supply it to the first delivery pipe 301, and the ozone assembly 700 is used to generate ozone gas and supply it to the second delivery pipe 302. That is, the ozone module 700 generates ozone water and delivers it to the shower nozzle 201 through the first delivery pipe 301 to be sprayed through the shower nozzle 201, and the ozone module 700 generates ozone gas and delivers it to the air nozzle 202 through the second delivery pipe 302 to be sprayed through the air nozzle 202.
It should be understood that the internal structure of the spray tower 100 may adopt the existing spray tower 100 structure, for example, the inside of the spray tower 100 is provided with the packing layer 104, the packing layer 104 is provided with the packing, for example, the packing is a polyhedral hollow sphere, raschig ring, etc., and the packing layer 104 provided in the spray tower 100 may be used as a mass transfer device of a gas-liquid two-phase contact member to increase the contact area and prolong the contact time, so as to make the reaction more thorough and the waste gas treatment more effective. The spray nozzle 201 and the air nozzle 202 are arranged at the top in the spray tower 100, and spray liquid (ozone water) is sprayed onto the filler from the top of the tower through the spray nozzle 201, flows down along the surface of the filler and reacts with the waste gas.
The waste gas treatment system of the invention treats the waste gas together by the composite ozone gas and the ozone water, and the ozone water is adopted to spray the components which can be dissolved in water in the waste gas, so that the waste gas reacts with the ozone water, and the water-soluble or large-particle components in the waste gas are settled, thereby achieving the purpose of separating partial pollutants from clean gas. And for the components which can not be dissolved in water in the waste gas, the ozone gas is adopted to react with the components, so that the waste gas purification treatment effect is better.
Wherein ozone is used for oxidizing pollutants such as organic matters and inorganic matters in the exhaust gas, for example, ozone has strong oxidizing effect, and ozone is polymerized with pollutant atoms in free state to generate new, harmless or low-harmful substances, such as CO2、H2O, etc., thereby achieving the purpose of purifying the waste gas.
For example, to enable the ozone assembly 700 to supply ozone gas and ozone water to the spray tower 100, in one embodiment, the ozone assembly 700 includes a first ozone module coupled to the first delivery pipe 301 that produces ozone water and transports the ozone water to the spray opening through the first delivery pipe 301 and a second ozone module coupled to the second delivery pipe 302 that produces ozone gas and transports the ozone gas to the air nozzle 202 through the second delivery pipe 302.
To produce ozonated water, for example, the first ozone module is an ozone electrolysis cell that produces ozonated water by low pressure electrolysis. The water introduced into the first ozone module is converted into ozone by a low-pressure water electrolysis mode to form ozone water wrapped with countless dense fine ozone bubbles. For generating ozone gas, the second ozone module is, for example, a discharge type ozone generator or an ultraviolet irradiation type ozone generator or an electrolytic cell type ozone generator.
Among them, for example, the ozone cell/cell type ozone generator includes an anode, a proton exchange membrane, and a cathode, which are sequentially disposed, for example, the anode is conductive diamond, and the cathode is stainless steel.
In order to realize the recycling of the cleaned water body (ozone water) and reduce the consumption of water resources, in one embodiment, the cleaning device further comprises a circulation system, the circulation system comprises a water collection tank 600, the interior of the water collection tank 600 is communicated with the interior of the spray tower 100, the water collection tank 600 is connected with a first end of a third delivery pipe 401, a second end of the third delivery pipe 401 is connected with the spray nozzle 201, and a first circulation pump 410 is arranged on the third delivery pipe 401. It should be understood that the bottom of the spray tower 100 is provided with a water collecting tank to collect the falling water body, the water collecting tank is communicated with the inside of the water collecting tank 600, and the collected water body is conveyed to the spray nozzles 201 again through the third conveying pipe 401, so that the water body is recycled. In one embodiment, a filter 601 is disposed in the water collecting tank 600 to filter out large particles and impurities in the collected water, so that the sprayed water is cleaner.
In order to realize the cyclic utilization of the cleaned water body (ozone water) and reduce the water resource consumption, the ozone water cleaning device further comprises a circulating system, wherein the circulating system comprises a water collecting tank 600, the inside of the water collecting tank 600 is communicated with the inside of the spray tower 100, the water collecting tank 600 is connected with the first end of a fourth conveying pipe 402, the second end of the fourth conveying pipe 402 is connected with the ozone component 700, and a second circulating pump 420 is arranged on the fourth conveying pipe 402. It should be understood that the bottom of the spray tower 100 is provided with a water collection tank to collect the falling water, the water collection tank is communicated with the inside of the water collection tank 600, and the collected water is conveyed back to the ozone assembly 700 through the fourth conveying pipe 402, so that the water again passes through the ozone assembly 700 to generate ozone/ozone water, thereby realizing the recycling of the water and reducing the consumption. In one embodiment, a filter 601 is disposed in the water collecting tank 600 to filter out large particles and impurities in the collected water, so that the sprayed water is cleaner. For example, in one embodiment, the fourth delivery pipe 402 is further provided with a filtering mechanism 500 for filtering again to remove large particles, impurities, dust, etc. before the water is returned to the ozone module 700.
Wherein, spray column 100 top is provided with the gas outlet, and waste gas is discharged through this gas outlet after spray column handles, in order to carry out further purification to it before discharging waste gas, and the pollution abatement, in an embodiment, there is terminal filtering component spray column's export through the pipe connection, terminal filtering component can be active carbon filtration, filter membrane filtration, UV photolysis processing module, photocatalyst processing waste gas subassembly etc.. In this example, the description is not repeated.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The waste gas treatment system is characterized by comprising a spray tower and an ozone component;
the bottom of the spray tower is provided with an air inlet, the top of the spray tower is provided with an air outlet, and a spray nozzle and an air nozzle are arranged in the spray tower;
the ozone assembly is connected with the spray nozzle through a first conveying pipe, and the ozone assembly is connected with the air nozzle through a second conveying pipe;
the ozone assembly is used for generating ozone water and supplying the ozone water to the first conveying pipe, and the ozone assembly is used for generating ozone gas and supplying the ozone gas to the second conveying pipe.
2. The exhaust treatment system of claim 1, wherein the ozone assembly includes a first ozone module and a second ozone module, the first ozone module coupled to the first delivery line, the second ozone module coupled to the second delivery line.
3. The exhaust gas treatment system of claim 2, wherein the first ozone module is an ozone electrolyzer that produces ozonated water by low pressure electrolysis.
4. The exhaust gas treatment system of claim 2, wherein the second ozone module is a discharge ozone generator or an ultraviolet irradiation ozone generator or an electrolytic cell ozone generator.
5. The exhaust gas treatment system of claim 1, further comprising a circulation system, wherein the circulation system comprises a water collection tank, the interior of the water collection tank is communicated with the interior of the spray tower, the water collection tank is connected with a first end of a third delivery pipe, a second end of the third delivery pipe is connected with the spray nozzle, and a first circulation pump is arranged on the third delivery pipe.
6. The exhaust gas treatment system of claim 1, further comprising a circulation system, wherein the circulation system comprises a water collection tank, the interior of the water collection tank is communicated with the interior of the spray tower, the water collection tank is connected with a first end of a fourth conveying pipe, a second end of the fourth conveying pipe is connected with the ozone assembly, and a second circulation pump is arranged on the fourth conveying pipe.
7. An exhaust treatment system according to claim 5 or 6, wherein a filter is provided in the header tank.
8. The exhaust gas treatment system of claim 3, wherein the anode of the ozone electrolysis cell is conductive diamond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020668029.8U CN212790454U (en) | 2020-04-27 | 2020-04-27 | Exhaust gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020668029.8U CN212790454U (en) | 2020-04-27 | 2020-04-27 | Exhaust gas treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN212790454U true CN212790454U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020668029.8U Active CN212790454U (en) | 2020-04-27 | 2020-04-27 | Exhaust gas treatment system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111467944A (en) * | 2020-04-27 | 2020-07-31 | 广州市德百顺电气科技有限公司 | Exhaust gas treatment system |
| IT202400004066A1 (en) * | 2024-02-26 | 2025-08-26 | Micheletti Eng & Consulting Sagl | FILTERING SYSTEM FOR A GASE CURRENT |
| IT202400004069A1 (en) * | 2024-02-26 | 2025-08-26 | Micheletti Eng & Consulting Sagl | FILTERING SYSTEM FOR A GASE CURRENT |
-
2020
- 2020-04-27 CN CN202020668029.8U patent/CN212790454U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111467944A (en) * | 2020-04-27 | 2020-07-31 | 广州市德百顺电气科技有限公司 | Exhaust gas treatment system |
| IT202400004066A1 (en) * | 2024-02-26 | 2025-08-26 | Micheletti Eng & Consulting Sagl | FILTERING SYSTEM FOR A GASE CURRENT |
| IT202400004069A1 (en) * | 2024-02-26 | 2025-08-26 | Micheletti Eng & Consulting Sagl | FILTERING SYSTEM FOR A GASE CURRENT |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510000 8th floor, building B4, No. 11, Kaiyuan Avenue, Science City, Guangzhou high tech Industrial Development Zone, Guangzhou City, Guangdong Province Patentee after: Guangzhou debaishun Blue Diamond Technology Co.,Ltd. Address before: 510000 8th floor, building B4, No. 11, Kaiyuan Avenue, Science City, Guangzhou high tech Industrial Development Zone, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU DEPOSON ELECTRIC TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |