CN204447666U - A kind of smoke condensation device with dust-removal and desulfurizing denitration function - Google Patents
A kind of smoke condensation device with dust-removal and desulfurizing denitration function Download PDFInfo
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- CN204447666U CN204447666U CN201520083930.8U CN201520083930U CN204447666U CN 204447666 U CN204447666 U CN 204447666U CN 201520083930 U CN201520083930 U CN 201520083930U CN 204447666 U CN204447666 U CN 204447666U
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- Prior art keywords
- dust
- removal
- smoke
- condensation
- atomizer
- Prior art date
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- Expired - Fee Related
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- 238000009833 condensation Methods 0.000 title claims abstract description 29
- 230000005494 condensation Effects 0.000 title claims abstract description 28
- 239000000779 smoke Substances 0.000 title claims abstract description 27
- 230000003009 desulfurizing effect Effects 0.000 title claims abstract description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003546 flue gas Substances 0.000 claims abstract description 30
- 239000000428 dust Substances 0.000 claims abstract description 27
- 238000000889 atomisation Methods 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 13
- 230000003647 oxidation Effects 0.000 claims abstract description 13
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 239000003337 fertilizer Substances 0.000 abstract description 2
- 239000003317 industrial substance Substances 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 abstract description 2
- 239000003500 flue dust Substances 0.000 description 10
- 150000004767 nitrides Chemical class 0.000 description 7
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 208000005623 Carcinogenesis Diseases 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- 206010035664 Pneumonia Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036952 cancer formation Effects 0.000 description 1
- 231100000504 carcinogenesis Toxicity 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 210000001533 respiratory mucosa Anatomy 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to a kind of smoke condensation device with dust-removal and desulfurizing denitration function, comprise casing, casing comprises smoke inlet and exhanst gas outlet, high-temperature dust removing device, plasma oxidation device, atomization desulfuring and denitrifying apparatus, condensation de-watering apparatus is provided with successively along flue gas discharge direction between smoke inlet and exhanst gas outlet, the utility model integrates the functions such as dedusting, desulphurization and denitration, energy-conserving and environment-protective, and in running, take into account the function of the exhaust-heat absorption waste heat in flue gas, desulphurization denitration produced; Save floor space simultaneously, significantly reduce the desulphurization denitration equipment investment expense of independent use, cost-saving.Produce without new pollutant in running, and the waste water after process in catch box can be used as industrial chemicals such as producing chemical fertilizer.
Description
Technical field
The utility model relates to waste gas purification processing technology field, particularly a kind of smoke condensation device with dust-removal and desulfurizing denitration function for fume treatment.
Background technology
In conventional boiler, fuel is after boiler combustion, and exhaust gas temperature is relatively high, and the steam in flue gas is still in gaseous state, can take away a large amount of heats.In all kinds of fossil fuel, the hydrogen content of natural gas is the highest, and the mass percent of hydrogen is about 20%-25%, therefore, containing a large amount of steam in smoke evacuation, according to measuring and calculating, the heat paper that the steam that the 1 square metre of natural gas that burns produces will be taken away is 4000KJ, is about more than 10% of its high calorific power.Cigarette temperature condenser, also known as flue gas condenser and condenser for boiler, is the water or Air flow flue gas that utilize temperature lower, realizes flue-gas temperature and reduces.Near heat-transfer surface region, water vapor condensation in flue gas, realize obvious heat of smoke release and steam nucleating flow simultaneously, and water in heat exchanger or air heat absorption and heated, realize energy recovery, improve boiler thermal output, therefore, boiler smoke temperature condenser is also energy-saving appliance.Boiler can effectively save production cost after using flue gas condenser, reduces the exhaust gas temperature of boiler, improves boiler thermal output, makes boiler operatiopn meet national energy-saving and reduces discharging standard.
But the flue gas that boiler is discharged is the mixture of gas and flue dust, and composition is very complicated, comprises steam, SO
2, N
2, O
2, CO, CO
2hydrocarbon and oxynitrides etc., flue dust comprises the ash content of fuel, coal grain, oil droplet and high-temperature split product etc.The pollution of flue gas to environment is the combined pollution of multiple poisonous substance.Carbon monoxide in flue gas makes it to lose function of carrying oxygen mainly through being combined with hemoglobin, can cause death time serious, and oxynitrides stimulates respiratory mucosa after sucking, and causes pneumonia.Hydrocarbon is some polycyclic aromatic hydrocarbons mainly, except there is carcinogenesis, still can chafe, mucous membrane, and especially form photochemical fog with oxynitrides, excitant is stronger, and severe one can threat to life.Flue dust is relevant with the size of particle to the harmfulness of human body, and mostly that endangers human body generation is that diameter is less than the floating dust of 10 microns, especially maximum with the floating dust harmfulness of 1-2.5 micron.
Current cigarette temperature condenser, the heat recovery in flue gas can only be considered, and the pollutant such as toxic gas (as sulfide and nitride, being commonly called as nitre) and flue dust in flue gas can not environmental protection treatment, needs to install separately cleaner, desulphurization plant and denitration device.And install separately cleaner, desulphurization plant and denitration device exist take up room large, invest huge, consumable material is many, treatment effeciency needs to promote, and the problem such as cooperatively interact, and middle-size and small-size boiler and enterprise are hung back.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of cigarette temperature condensing unit with dedusting, desulphurization and denitration function.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A kind of smoke condensation device with dust-removal and desulfurizing denitration function, comprise casing, casing comprises smoke inlet and exhanst gas outlet, is provided with high-temperature dust removing device, plasma oxidation device, atomization desulfuring and denitrifying apparatus, condensation de-watering apparatus successively between smoke inlet and exhanst gas outlet along flue gas discharge direction;
Be provided with a catch box bottom plasma oxidation device, atomization desulfuring and denitrifying apparatus and condensation de-watering apparatus, bottom catch box, be provided with a water pump;
High-temperature dust removing device comprises laterally to be located at dedusting rotating cylinder in the middle part of high-temperature dust removing device, to be located at above dedusting rotating cylinder and to be fixed in the upper dust-proof plate at casing top and the lower dust-proof plate being fixed in bottom half of below, dust-proof plate two bottom sides is respectively provided with a dust deposited case, and dedusting rotating cylinder inside is provided with high pressure sprays fog equipment;
Atomization desulfuring and denitrifying apparatus comprises several the first atomizers;
Condensation de-watering apparatus inside is provided with several and all arranges and the condensate pipe be interconnected;
Preferably, in technique scheme, bottom catch box, be provided with a liquid export mouth.
Preferably, in technique scheme, high-temperature dust removing device give vent to anger side dedusting rotating cylinder above be provided with one second atomizer.
Preferably, in technique scheme, the first atomizer is connected with water pump by conduit with the second atomizer.
Preferably, in technique scheme, the first atomizer is located at the inner both sides of atomization desulfuring and denitrifying apparatus, and both sides first atomizer is oppositely arranged.
Preferably, in technique scheme, casing adopts corrosion-resistant stainless steel material to make.
Introduce the course of work of the present utility model below:
The flue dust that boiler etc. are got rid of is entered by casing smoke inlet, the flue dust first in high-temperature dust removing device removing flue gas, and humidification; Enter low-temperature plasma device the more water-fast nitride in flue gas and sulfide gas are carried out deep oxidation to become water-soluble compound, compound after low-temperature plasma device is oxidized by atomization desulfuring and denitrifying apparatus is soluble in water, and then the nitride of going out in flue gas and sulfide, finally enter condensation de-watering apparatus, steam in condensation removing flue gas, is discharged to pollution-free nontoxic flue gas after process in air.Casing adopts anti-corrosion steel plate and stainless steel to make, and the whole handling process of whole flue gas ash removal oxidation sweetening denitration condensation is all enclosed in box house and completes.
Compared with prior art, the beneficial effects of the utility model are:
The utility model integrates the functions such as dedusting, desulphurization and denitration, energy-conserving and environment-protective, and in running, has taken into account the function of the exhaust-heat absorption waste heat in flue gas, desulphurization denitration produced; Save floor space simultaneously, significantly reduce the desulphurization denitration equipment investment expense of independent use, cost-saving.Produce without new pollutant in running, and the waste water after process in catch box can be used as industrial chemicals such as producing chemical fertilizer.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is structural representation of the present utility model.
Wherein: under 1-casing, 11-smoke inlet, 12-exhanst gas outlet, 2-high-temperature dust removing device, 21-dedusting rotating cylinder, the upper dust-proof plate of 22-, 23-, dust-proof plate, 24-dust deposited case, 25-high pressure sprays fog equipment, 26-second atomizer, 3-plasma oxidation device, 4-are atomized desulfuring and denitrifying apparatus, 41-first atomizer, 5-condensation de-watering apparatus, 51-condensate pipe, 6-catch box, 61-water pump, 62-liquid export mouth, 63-conduit.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1, a kind of smoke condensation device with dust-removal and desulfurizing denitration function that the utility model provides, comprise the casing 1 adopting anti-corrosion steel plate and stainless steel material to make, casing 1 comprises smoke inlet 11 and exhanst gas outlet 12, is provided with high-temperature dust removing device 2, plasma oxidation device 3 successively, is atomized desulfuring and denitrifying apparatus 4, condensation de-watering apparatus 5 between smoke inlet 11 and exhanst gas outlet 12 along flue gas discharge direction.
Be provided with a catch box 6 bottom plasma oxidation device 3, atomization desulfuring and denitrifying apparatus 4 and condensation de-watering apparatus 5, bottom catch box 6, be provided with water pump 61 and liquid export mouth 62.
High-temperature dust removing device 2 comprises laterally to be located at dedusting rotating cylinder 21 in the middle part of high-temperature dust removing device 2, to be located at above dedusting rotating cylinder 21 and to be fixed in the upper dust-proof plate 22 at casing 1 top and the lower dust-proof plate 23 be fixed in bottom casing 1 of below, dust-proof plate two bottom sides is respectively provided with a dust deposited case 24, dedusting rotating cylinder 21 inside is provided with high pressure sprays fog equipment 25, high-temperature dust removing device 2 give vent to anger side dedusting rotating cylinder 21 above be provided with one second atomizer 26.
Atomization desulfuring and denitrifying apparatus 4 comprises several the first atomizers 41, first atomizer 41 is located at the atomization inner both sides of desulfuring and denitrifying apparatus 4, and both sides first atomizer 41 is oppositely arranged, the first atomizer 41 is connected with water pump 61 by conduit 63 with the second atomizer 26.
Condensation de-watering apparatus 5 inside is provided with several and all arranges and the condensate pipe 51 be interconnected.
When using the utility model smoke treatment, flue gas is introduced into high-temperature dust removing device 2, flue gas is through dedusting rotating cylinder 21 air inlet side, a large amount of filtrating smoke dusts is trapped in into cigarette side dedusting rotating cylinder 21 surface, dedusting rotating cylinder 21 rotates, and surperficial flue dust rotates with dedusting rotating cylinder 21 and is stripped in dust deposited case 24 by upper dust-proof plate 22 and lower dust-proof plate 23; The cylinder surface of preliminary stripping enters dust-proof plate 22 and lower dust-proof plate 23 and to give vent to anger side, i.e. low-pressure side, because upper dust-proof plate 22 and lower dust-proof plate 23 both sides exist pressure reduction, the flue dust adhesive force on low-pressure side dedusting rotating cylinder 21 surface reduces, through again peeling off to dust deposited case 24, make the surperficial flue dust of dedusting rotating cylinder 21 clear more thorough; The supreme dust-proof plate of flue gas 22 and lower dust-proof plate 23 side of giving vent to anger is entered next functional device by after the second atomizer 26 humidification.When the efficiency of dust arrester declines, start the flue dust of high pressure sprays fog equipment 25 water cleaning cleaning dedusting rotating cylinder 21 inwall in dedusting rotating cylinder 21, regenerating unit.
Enter plasma oxidation device 3 through the flue gas of dust arrester pollutant is transformed.Flue gas through dust arrester contains large water gaging, sulfide, nitride, when through plasma oxidation device 3, sulfide, nitride are ionized into ion recombinant, are oxidized to high price soluble sulfide, nitride, enter atomization desulfuring and denitrifying apparatus 4.
Atomization desulfuring and denitrifying apparatus 4 is by the partial vulcanization thing in the flue gas after plasma oxidation device 3 and nitride and water effect, soluble in water, the catch box 6 bottom falling into.
The water solution flow of the partial vulcanization thing itrated compound condensation liquefy that the steam in the flue gas after atomization desulfuring and denitrifying apparatus 4 and residue are not removed by condensation de-watering apparatus 5 is in bottom catch box 6, by condensate pipe 51, heat collection is got up simultaneously, comprehensive utilization.
Above-mentioned embodiment is intended to illustrate that the utility model can be professional and technical personnel in the field and realizes or use; modifying to above-mentioned embodiment will be apparent for those skilled in the art; therefore the utility model includes but not limited to above-mentioned embodiment; any these claims or description of meeting describes; meet and principle disclosed herein and novelty, the method for inventive features, technique, product, all fall within protection domain of the present utility model.
Claims (6)
1. one kind has the smoke condensation device of dust-removal and desulfurizing denitration function, it is characterized in that, comprise casing, described casing comprises smoke inlet and exhanst gas outlet, is provided with high-temperature dust removing device, plasma oxidation device, atomization desulfuring and denitrifying apparatus, condensation de-watering apparatus successively between described smoke inlet and described exhanst gas outlet along flue gas discharge direction;
Be provided with a catch box bottom described plasma oxidation device, described atomization desulfuring and denitrifying apparatus and described condensation de-watering apparatus, bottom described catch box, be provided with a water pump;
Described high-temperature dust removing device comprises laterally to be located at dedusting rotating cylinder in the middle part of described high-temperature dust removing device, to be located at above described dedusting rotating cylinder and to be fixed in the upper dust-proof plate at described casing top and the lower dust-proof plate being fixed in described bottom half of below, described dust-proof plate two bottom sides is respectively provided with a dust deposited case, and described dedusting rotating cylinder inside is provided with high pressure sprays fog equipment;
Described atomization desulfuring and denitrifying apparatus comprises several the first atomizers;
Described condensation de-watering apparatus inside is provided with several and all arranges and the condensate pipe be interconnected.
2. a kind of smoke condensation device with dust-removal and desulfurizing denitration function according to claim 1, is characterized in that, is provided with a liquid export mouth bottom described catch box.
3. a kind of smoke condensation device with dust-removal and desulfurizing denitration function according to claim 1, is characterized in that, described high-temperature dust removing device give vent to anger side described dedusting rotating cylinder above be provided with one second atomizer.
4. a kind of smoke condensation device with dust-removal and desulfurizing denitration function according to claim 3, is characterized in that, described first atomizer is connected with described water pump by conduit with described second atomizer.
5. a kind of smoke condensation device with dust-removal and desulfurizing denitration function according to claim 1, is characterized in that, described first atomizer is located at the inner both sides of described atomization desulfuring and denitrifying apparatus, and described in both sides, the first atomizer is oppositely arranged.
6. a kind of smoke condensation device with dust-removal and desulfurizing denitration function according to claim 1, is characterized in that, described casing adopts corrosion-resistant stainless steel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083930.8U CN204447666U (en) | 2015-02-05 | 2015-02-05 | A kind of smoke condensation device with dust-removal and desulfurizing denitration function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083930.8U CN204447666U (en) | 2015-02-05 | 2015-02-05 | A kind of smoke condensation device with dust-removal and desulfurizing denitration function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204447666U true CN204447666U (en) | 2015-07-08 |
Family
ID=53654616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520083930.8U Expired - Fee Related CN204447666U (en) | 2015-02-05 | 2015-02-05 | A kind of smoke condensation device with dust-removal and desulfurizing denitration function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204447666U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107583422A (en) * | 2017-10-23 | 2018-01-16 | 安徽金森源环保工程有限公司 | A kind of low-temperature plasma desulfuring and denitrifying apparatus and desulfurization denitration method |
| CN108826829A (en) * | 2018-06-12 | 2018-11-16 | 宁夏同辉气体有限公司 | A kind of liquid carbon dioxide production technology |
| CN109045918A (en) * | 2018-09-19 | 2018-12-21 | 北京溢流流体科技有限公司 | A kind of air cleaning and wet flue gas dehumidification device |
| CN109764695A (en) * | 2018-12-18 | 2019-05-17 | 西安交通大学 | A kind of condensing heat exchanger and method for gas fired-boiler denitrating flue gas |
| CN110075656A (en) * | 2019-06-11 | 2019-08-02 | 朱志昌 | A kind of highway construction dust-extraction unit |
| CN112999768A (en) * | 2021-04-09 | 2021-06-22 | 谭卫成 | Plasma flue gas desulfurization denitration dust removal integrated device |
| CN117883927A (en) * | 2024-01-08 | 2024-04-16 | 上海沪脉石油化工有限公司 | A desulfurization and denitrification mixed reaction device and its use method |
-
2015
- 2015-02-05 CN CN201520083930.8U patent/CN204447666U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107583422A (en) * | 2017-10-23 | 2018-01-16 | 安徽金森源环保工程有限公司 | A kind of low-temperature plasma desulfuring and denitrifying apparatus and desulfurization denitration method |
| CN108826829A (en) * | 2018-06-12 | 2018-11-16 | 宁夏同辉气体有限公司 | A kind of liquid carbon dioxide production technology |
| CN108826829B (en) * | 2018-06-12 | 2021-09-28 | 宁夏同辉气体有限公司 | Liquid carbon dioxide production process |
| CN109045918A (en) * | 2018-09-19 | 2018-12-21 | 北京溢流流体科技有限公司 | A kind of air cleaning and wet flue gas dehumidification device |
| CN109764695A (en) * | 2018-12-18 | 2019-05-17 | 西安交通大学 | A kind of condensing heat exchanger and method for gas fired-boiler denitrating flue gas |
| CN109764695B (en) * | 2018-12-18 | 2021-01-19 | 西安交通大学 | Condensing heat exchanger and method for denitration of flue gas of gas-fired boiler |
| CN110075656A (en) * | 2019-06-11 | 2019-08-02 | 朱志昌 | A kind of highway construction dust-extraction unit |
| CN112999768A (en) * | 2021-04-09 | 2021-06-22 | 谭卫成 | Plasma flue gas desulfurization denitration dust removal integrated device |
| CN117883927A (en) * | 2024-01-08 | 2024-04-16 | 上海沪脉石油化工有限公司 | A desulfurization and denitrification mixed reaction device and its use method |
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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: 20150708 Termination date: 20190205 |