CN113680168A - Intelligent purification system for underground multiphase composite pollutants - Google Patents
Intelligent purification system for underground multiphase composite pollutants Download PDFInfo
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- CN113680168A CN113680168A CN202110944100.XA CN202110944100A CN113680168A CN 113680168 A CN113680168 A CN 113680168A CN 202110944100 A CN202110944100 A CN 202110944100A CN 113680168 A CN113680168 A CN 113680168A
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- 238000000746 purification Methods 0.000 title claims abstract description 47
- 239000003344 environmental pollutant Substances 0.000 title claims abstract description 26
- 231100000719 pollutant Toxicity 0.000 title claims abstract description 26
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000004202 carbamide Substances 0.000 claims abstract description 71
- 239000000428 dust Substances 0.000 claims abstract description 67
- 238000003860 storage Methods 0.000 claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000002002 slurry Substances 0.000 claims abstract description 16
- 230000018044 dehydration Effects 0.000 claims abstract description 6
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 17
- 239000010865 sewage Substances 0.000 claims description 13
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 claims description 10
- 229960002218 sodium chlorite Drugs 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 19
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 87
- 239000003245 coal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 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
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—Urea
Abstract
The invention discloses an underground multiphase composite pollutant intelligent purification system which comprises a dust removal cylinder, wherein a centrifugal fan for sucking dust-containing gas into the dust removal cylinder is arranged on an air inlet cylinder, the top of the air inlet cylinder is connected with an exhaust cylinder, and a primary nozzle, a secondary nozzle and a dehydration device are arranged in the dust removal cylinder; the outlet of the micro-fog system gas path and the outlet of the micro-fog system water path are both communicated with the atomizing nozzle, the inlet of the micro-fog system water path is connected with a urea solution storage tank, the upper part of the storage tank is provided with a first solution tank and a second solution tank, and a water level detector and a urea solution detector are arranged in the storage tank; the lower part of the dust removal cylinder is connected with a slurry pump and a purification box, and the outlet of the purification box is connected with a urea solution storage box to form a circulating water path. The system effectively solves the problem of purification of the existing underground multiphase composite pollutants, reduces the concentration of nitrogen oxides and dust in tail gas, has high automation degree and reasonable design, and has good effect of improving the quality of underground air.
Description
Technical Field
The invention relates to the technical field of dust prevention and control and tail gas treatment operation, in particular to an intelligent purification system for underground multiphase composite pollutants.
Background
The trackless auxiliary transportation equipment with the diesel engine as a power source realizes high yield and high efficiency of coal mine enterprises, and simultaneously causes multiple underground multiphase pollutants (gaseous organic matters, carbon smoke and mine dust) to be condensed and nucleated to form a large amount of volatile secondary micro-nano particles, thereby forming a complex underground atmosphere pollution system. The underground air combined pollution treatment faces the problems of complex pollutant components, high pollution concentration, complex environmental factors and the like, the severe degree of the underground working environment of the coal mine far exceeds each production process on the ground, and the occupational health hazards borne by more than 600 million workers in the underground are multiplied. According to the statistics of the national health committee, more than 1 million new occupational pneumoconiosis diseases and other respiratory diseases are added every year in China, and the economic loss is up to 1000 million yuan every year.
At present, basic theory and application technology research about comprehensive treatment of multi-phase composite pollutants in a coal mine basically belong to a blank stage, the multi-phase composite pollutants in the coal mine are effectively treated, and the method has important practical value and practical significance for promoting safe and efficient production and improving economic benefits.
Disclosure of Invention
The invention provides an intelligent purification system for underground multiphase composite pollutants, aiming at solving the problems.
The technical scheme adopted by the invention for solving the technical problems is as follows: constructing a downhole multi-phase composite pollutant intelligent purification system, comprising: the dust removal cylinder is cylindrical, a dust removal cavity is arranged at the top of the cylinder body, and a dehydration device is arranged between the dust removal cylinder and the dust removal cavity for connection; a screen hole pipe is arranged in the dust removing cylinder and is connected to a centrifugal fan arranged outside the dust removing cylinder through an air inlet pipe; the outer side of the dust removing cylinder is provided with an air storage tank which is connected into the dust removing cylinder through a pipeline and forms a first branch and a second branch; the spray heads are arranged at the designated positions of the first branch and the second branch; the pipeline from the air storage tank to the interior of the dust removal cylinder comprises a third branch, and the third branch is connected with the air storage tank and the urea solution storage tank; the air storage tank is connected with an air compressor through a pipeline, a filter is arranged on the pipeline between the air compressor and the air storage tank, and the air compressor, the air storage tank and an air pressure gauge arranged on a pipeline of the air storage tank connecting with the dust removal bobbin pipe form a micro-fog system air path; the urea solution storage tank is connected to the dedusting cylinder through a pipeline, a purification tank and a slurry pump are sequentially arranged on the pipeline, and one end of the pipeline, which is connected with the dedusting cylinder, is controlled through a control valve; centrifugal fan, slush pump, purifying box and air compressor machine all are connected to intelligent operation panel, control through intelligent operation panel.
Wherein, set up water level detector, first solution tank and second solution tank on the urea solution bin, constitute little fog system water route with the water pressure gauge, second check valve and the butterfly valve that set up on the third branch road.
Wherein, urea solution bin connects the urea solution detector and detects, urea solution bin, water level detector, urea solution detector all are connected with intelligent operation panel.
The solution in the urea solution storage tank is a mixed solution of urea solution and sodium chlorite, the solution in the first solution tank is urea solution, the solution in the second solution tank is sodium chlorite solution, and the output end of the water pressure gauge is used as the outlet end of the water path of the micro-mist system.
The outlet end of the micro-fog system air passage is connected with the outlet end of the micro-fog system water passage through a hose and is communicated with a first-stage spray head arranged on a first branch in the dust removing cylinder and a second-stage spray head arranged on a second branch.
The bottom of the dust removal cylinder is connected with a slurry pump and a purification box, sewage passes through the slurry pump along with a pipeline to separate slurry from liquid, the purification box purifies the sewage in multiple stages and flows back to the urea solution storage tank along with a communicating pipe, and the sewage purification and the pollutant purification form circulation.
Wherein, intelligent operation panel is connected with centrifugal fan, slush pump, purifying box, water level detector, urea solution detector, first solution tank and second solution tank, intelligent operation panel control centrifugal fan's wind speed, intelligent operation panel control slush pump and purifying box carry out sewage purification, install multi-stage filtration device in the purifying box, the urea solution concentration in the urea solution bin of urea solution detector real-time supervision, when urea solution falls to certain concentration, first valve is opened to first solution tank of intelligent operation panel control and second solution tank and urea solution and sodium chlorite solution are added, and the solution solubility that prevents in the urea solution bin is on the low side, the water level height in the water level detector real-time supervision urea solution bin prevents that solution from overflowing too much.
Wherein, the first branch and the second branch which stretch into the dust removing cylinder are arranged into a cross pipeline.
The invention has the beneficial effects that:
(1) the structure is simple, the design is reasonable, and the connection is convenient;
(2) time and labor are saved, and compared with other dust prevention and control and tail gas treatment technologies, the method is more intelligent;
(3) the urea solution is mixed with the sodium chlorite solution, so that the absorption effect on nitrogen oxides is good;
(4) the dust removal efficiency and the tail gas treatment efficiency are higher, meanwhile, the sewage can be purified, and the purified solution is circulated.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic structural diagram of an intelligent purification system for a downhole multiphase composite pollutant provided by the invention.
FIG. 2 is a schematic diagram of the distribution of nozzles inside a dust removing cylinder of the intelligent purification system for multi-phase underground pollutants.
In the figure: 1. an exhaust port; 2. a gas pressure gauge; 3. a gas storage tank; 4. an air compressor; 5. a filter; 6. a first valve; 7. a water pressure gauge; 8. a first check valve; 9. a nozzle; 10. a second check valve; 11. a second valve; 12. a butterfly valve; 13. a water level detector; 14. an intelligent operation desk; 15. a first solution tank; 16. a urea solution detector; 17. a urea solution storage tank; 18. a purification box; 19. a centrifugal fan; 20. a secondary spray head; 21. a dewatering device; 22. a primary spray head; 23. a perforated pipe; 24. a support; 25. a control valve; 26. adjusting a valve; 27. a slurry pump; 28. a dust removal cavity; 29. an air inlet; 30. a second solution tank; 31. a dust removal cylinder; 32. a water supply pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described are only for illustrating the present invention and are not to be construed as limiting the present invention. 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.
Referring to fig. 1, the present invention provides an intelligent purification system for multiphase composite pollutants in a well, comprising: the dust removal device comprises a dust removal cylinder 31, wherein the dust removal cylinder 31 is cylindrical, a dust removal cavity 28 is arranged at the top of the cylinder, and a dehydration device 21 is arranged between the dust removal cylinder 31 and the dust removal cavity 28 for connection; a screen hole pipe 23 is arranged in the dust removing cylinder 31, and the screen hole pipe 23 is supported by a bracket 24 arranged at the bottom in the dust removing cylinder 31; the mesh pipe 23 is connected to a centrifugal fan 19 arranged outside the dust removing cylinder through an air inlet pipe with an air inlet 29; the outer side of the dust removing cylinder 31 is provided with an air storage tank 3 which is connected into the dust removing cylinder 31 through a pipeline and forms a first branch and a second branch; the spray heads are arranged at the designated positions of the first branch and the second branch; the pipeline from the air storage tank 3 to the dust removing cylinder 31 comprises a third branch, and the third branch 32 is connected with the air storage tank 3 and the urea solution storage tank 17; the air storage tank 3 is connected with an air compressor 4 through a pipeline, a filter 5 is arranged on the pipeline between the air compressor 4 and the air storage tank 3, and the air compressor 4, the air storage tank 3 and an air pressure gauge 2 arranged on the pipeline of the air storage tank 3 connected with the dust removing cylinder 31 form a micro-fog system air path; the urea solution storage tank 17 is connected to the dust removing cylinder 31 through a pipeline, the purification tank 18 and the slurry pump 27 are sequentially arranged on the pipeline, and one end of the pipeline connected with the dust removing cylinder 31 is controlled by flow through the control valve 25; centrifugal fan 19, slush pump 27, purifying box 18 and air compressor machine 4 all are connected to intelligent operation platform 14, control through intelligent operation platform 14.
As shown in fig. 2, the air outlet 1 is installed at the upper part of the dust removing cavity 28, the dehydration device 21, the primary spray head 22 and the secondary spray head 20 are installed in the dust removing cavity 28, the primary spray head 22 and the secondary spray head 20 are distributed in a cross direction, and the primary spray head 22 and the secondary spray head 20 are connected with the urea solution storage tank 17 through a water supply pipe 32.
A water pressure gauge 7 is installed on a water supply pipe 32, a gas pressure gauge 2 is installed on a gas storage tank 3, control valves 25 are installed on the water supply pipe 32, the air compressor 4 is connected with the gas storage tank 3, a filter 5 is installed between the air compressor 4 and the gas storage tank 3, a water level detector 13, a first solution tank 15 and a second solution tank 30 are installed on a urea solution storage tank 17, a urea solution detector 16 is installed inside the urea solution storage tank 17, and the urea solution storage tank 17, the water level detector 13 and the urea solution detector 16 are all connected with an intelligent operation console 14; the bottom of the dust removing cylinder 31 is connected with a slurry pump 27, the slurry pump 27 is connected with a purification box 18, and the purification box 18 is connected with a urea solution storage box 17.
The micro-fog system gas path comprises an air compressor 4, a gas storage tank 3 and a gas pressure gauge 2; air compressor machine 4 is connected with the one end of gas holder 3, air compressor machine 4 connect filter 5. The filter 5 is controlled by a first valve 6.
The water path of the micro-fog system comprises a water pressure gauge 7, a first check valve 8, a nozzle 9, a second check valve 10, a second valve 11, a butterfly valve 12, a urea solution storage tank 17, a water level detector 13, a first solution tank 15, a second solution tank 30 and a urea solution detector 16, wherein the solution in the urea solution storage tank 17 is mixed liquid of urea solution and sodium chlorite, the solution in the first solution tank 15 is urea solution, the solution in the second solution tank 30 is sodium chlorite, and the output end of the water pressure gauge 7 is used as the outlet end of the water path of the micro-fog system. The first check valve 8 and the second check valve 10 are for preventing the water from flowing backward.
The outlet end of the micro-fog system air passage is connected with the outlet end of the micro-fog system water passage by a hose and is communicated with the first-stage spray head 22 and the second-stage spray head 20 in the dust removing cylinder 31.
The bottom of the dust removing cylinder 31 is connected with a slurry pump 27 and a purification box 18, sewage passes through the slurry pump 27 along with the communicating pipe to separate slurry from liquid, the purification box 18 carries out multi-stage purification on the sewage and flows back to the urea solution storage tank 17 along with the communicating pipe, and a sewage purification system and a pollutant purification system form circulation. A regulating valve 26 is arranged on a pipeline of the urea solution storage tank 17 connected with the purification tank 18, and a control valve 25 is arranged on a pipeline of the slurry pump 27 connected with the dust removal cylinder 31;
the intelligent operation platform 14 is connected with a centrifugal fan 19, a slurry pump 27, a purification box 18, a water level detector 13, a urea solution detector 16, a first solution box 15 and a second solution box 30, the intelligent operation platform 14 controls the wind speed of the centrifugal fan 19, the intelligent operation platform 14 controls the mud pump 27 and the purifying box 18 to purify and circulate sewage, a multi-stage filtering device is arranged in the purifying box 17, the urea solution detector 16 monitors the concentration of the urea solution in the urea solution storage box 17 in real time, when the urea solution is reduced to a certain concentration, the intelligent console 14 controls the first solution tank 15 and the second solution tank 30 to open the valve a6 to add the urea solution and the sodium chlorite solution, so as to prevent the solution solubility in the urea solution storage tank 17 from being low, the water level detector 13 monitors the water level in the urea solution storage tank 17 in real time to prevent the solution from overflowing excessively.
The underground multiphase composite pollutant intelligent purification system comprises a dust removal cylinder, wherein a centrifugal fan for sucking dust-containing gas into the dust removal cylinder is arranged on an air inlet cylinder, the top of the air inlet cylinder is connected with an exhaust cylinder, and a primary nozzle, a secondary nozzle and a dehydration device are arranged in the dust removal cylinder; the outlet of the micro-fog system gas path and the outlet of the micro-fog system water path are both communicated with the atomizing nozzle, the inlet of the micro-fog system water path is connected with a urea solution storage tank, the upper part of the storage tank is provided with a first solution tank and a second solution tank, and a water level detector and a urea solution detector are arranged in the storage tank; the lower part of the dust removal cylinder is connected with a slurry pump and a purification box, and the outlet of the purification box is connected with a urea solution storage box to form a circulating water path. The system effectively solves the problem of purification of the existing underground multiphase composite pollutants, reduces the concentration of nitrogen oxides and dust in tail gas, has high automation degree and reasonable design, and has good effect of improving the quality of underground air.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. The underground multiphase composite pollutant intelligent purification system is characterized by comprising a dust removal cylinder, wherein the dust removal cylinder is cylindrical, a dust removal cavity is arranged at the top of the cylinder, and a dehydration device is arranged between the dust removal cylinder and the dust removal cavity for connection; a screen hole pipe is arranged in the dust removing cylinder and is connected to a centrifugal fan arranged outside the dust removing cylinder through an air inlet pipe; the outer side of the dust removing cylinder is provided with an air storage tank which is connected into the dust removing cylinder through a pipeline and forms a first branch and a second branch; the spray heads are arranged at the designated positions of the first branch and the second branch; the pipeline from the air storage tank to the interior of the dust removal cylinder comprises a third branch, and the third branch is connected with the air storage tank and the urea solution storage tank; the air storage tank is connected with an air compressor through a pipeline, a filter is arranged on the pipeline between the air compressor and the air storage tank, and the air compressor, the air storage tank and an air pressure gauge arranged on a pipeline of the air storage tank connecting with the dust removal bobbin pipe form a micro-fog system air path; the urea solution storage tank is connected to the dedusting cylinder through a pipeline, a purification tank and a slurry pump are sequentially arranged on the pipeline, and one end of the pipeline, which is connected with the dedusting cylinder, is controlled through a control valve; centrifugal fan, slush pump, purifying box and air compressor machine all are connected to intelligent operation panel, control through intelligent operation panel.
2. The system according to claim 1, wherein a water level detector, a first solution tank and a second solution tank are arranged on the urea solution storage tank, and a micro-fog system waterway is formed by a water pressure gauge, a second check valve and a butterfly valve arranged on a third branch.
3. The intelligent purification system for multiphase composite pollutants in the well according to claim 1, wherein the urea solution storage tank is connected with a urea solution detector for detection, and the urea solution storage tank, the water level detector and the urea solution detector are all connected with an intelligent operation platform.
4. The intelligent purification system for multiphase composite pollutants in the well as claimed in claim 2, wherein the solution in the urea solution storage tank is a mixed liquid of urea solution and sodium chlorite, the solution in the first solution tank is urea solution, the solution in the second solution tank is sodium chlorite solution, and the output end of the water pressure gauge is used as the outlet end of the water path of the micro-fog system.
5. The underground intelligent multi-phase composite pollutant purifying system according to claim 2, wherein the outlet end of the micro-mist system gas path and the outlet end of the micro-mist system water path are connected by a hose and are communicated with a primary spray head arranged on a first branch path and a secondary spray head arranged on a second branch path in the dust removing cylinder.
6. The intelligent purification system for multiphase composite pollutants in the well as claimed in claim 1, wherein the bottom of the dust removal cylinder is connected with a mud pump and a purification box, sewage passes through the mud pump along with a pipeline to separate mud from liquid, the purification box purifies the sewage in multiple stages and flows back to the urea solution storage tank along with a communicating pipe, and the sewage purification and the pollutant purification form a cycle.
7. The intelligent purification system for multiphase composite pollutants in the well according to claim 1, wherein the intelligent operation platform is connected with a centrifugal fan, a mud pump, a purification box, a water level detector, a urea solution detector, a first solution box and a second solution box, the intelligent operation platform controls the wind speed of the centrifugal fan, the intelligent operation platform controls the mud pump and the purification box to purify sewage, a multistage filtering device is installed in the purification box, the urea solution detector monitors the concentration of urea solution in the urea solution storage box in real time, when the concentration of the urea solution is reduced to a certain concentration, the intelligent operation platform controls the first solution box and the second solution box to open a first valve to add the urea solution and sodium chlorite solution, the solution solubility in the urea solution storage box is prevented from being low, and the water level detector monitors the water level height in the urea solution storage box in real time, preventing excessive overflow of the solution.
8. The intelligent purification system for multiphase composite pollutants in the well, according to claim 1, wherein the first branch and the second branch extending into the interior of the dust removing cylinder are arranged into a cross-shaped pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110944100.XA CN113680168A (en) | 2021-08-17 | 2021-08-17 | Intelligent purification system for underground multiphase composite pollutants |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110944100.XA CN113680168A (en) | 2021-08-17 | 2021-08-17 | Intelligent purification system for underground multiphase composite pollutants |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102099093A (en) * | 2008-07-17 | 2011-06-15 | Ae及E奥地利有限责任两合公司 | System and method for the absorption of pollutants in gases |
| CN205886590U (en) * | 2016-08-09 | 2017-01-18 | 淄博义天热能环保设备有限公司 | Gas wash tower and SOx/NOx control system |
| CN110201536A (en) * | 2019-06-25 | 2019-09-06 | 河南科智宏环保科技有限公司 | A kind of kiln gas denitration sulfur-fixing dust takes off white purification device and method |
| CN111167249A (en) * | 2020-01-16 | 2020-05-19 | 辽宁工程技术大学 | Charged micro-mist cyclone dust removal system and method for fine particles |
-
2021
- 2021-08-17 CN CN202110944100.XA patent/CN113680168A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102099093A (en) * | 2008-07-17 | 2011-06-15 | Ae及E奥地利有限责任两合公司 | System and method for the absorption of pollutants in gases |
| CN205886590U (en) * | 2016-08-09 | 2017-01-18 | 淄博义天热能环保设备有限公司 | Gas wash tower and SOx/NOx control system |
| CN110201536A (en) * | 2019-06-25 | 2019-09-06 | 河南科智宏环保科技有限公司 | A kind of kiln gas denitration sulfur-fixing dust takes off white purification device and method |
| CN111167249A (en) * | 2020-01-16 | 2020-05-19 | 辽宁工程技术大学 | Charged micro-mist cyclone dust removal system and method for fine particles |
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Application publication date: 20211123 |
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