CN105664717A - Desulphurization, denitration and dust removal integrated treatment process of exhaust gas - Google Patents
Desulphurization, denitration and dust removal integrated treatment process of exhaust gas Download PDFInfo
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- CN105664717A CN105664717A CN201610131560.XA CN201610131560A CN105664717A CN 105664717 A CN105664717 A CN 105664717A CN 201610131560 A CN201610131560 A CN 201610131560A CN 105664717 A CN105664717 A CN 105664717A
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- flue gas
- ceramic filter
- filter drum
- drum device
- denitration
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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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8637—Simultaneously removing sulfur oxides and nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
-
- 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
- B01D53/86—Catalytic processes
- B01D53/88—Handling or mounting catalysts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/12—Methods and means for introducing reactants
- B01D2259/124—Liquid reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/30—Same type of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
- F27D2017/006—Systems for reclaiming waste heat using a boiler
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to a desulphurization, denitration and dust removal integrated treatment process of exhaust gas. The treatment process comprises the following steps: introducing the flue gas into an integrated catalytic agent ceramic filter drum device at an appropriate temperature section, wherein the integrated catalytic agent ceramic filter drum device is provided with a back flushing ash removal device; injecting a desulphurization agent and a denitration agent before the exhaust gas enters the integrated catalytic agent ceramic filter drum device; arranging a flue gas mixing device in front of the integrated catalytic agent ceramic filter drum device; and introducing the treated flue gas reaching the standard into an energy recycling system to recycle the heat by virtue of a pressurizing fan, and finally discharging the flue gas into a chimney, wherein the appropriate temperature section is 280 to 420 DEG C. The process has the advantages of stable and reliable system, small maintenance workload, long product service life, low device operation cost and small device occupation area; and the flue gas flowing into a waste heat boiler is clean gas, so that the heat exchanging efficiency of the energy recycling device is greatly improved, the service life of the energy recycling device is greatly prolonged, and the economic benefit is vast.
Description
Technical field
The present invention relates to fume treatment field, be specially desulphurization and denitration, dedusting integration process, especially glass, cement tails dedusting, denitration, desulfurization integrated New Process for Treatment and device.
Background technology
Raising day by day along with China's economy and living standard, it will environment is given increasing concern. Current environmental problem worsens increasingly, and nearly 2 years hazes shroud in East China Liu Sheng mono-city of China, and has greatly the trend of diffusion, and it is also quick-fried table in succession that the PM2.5 of various places monitors system, and it has caused the concern widely of society at present, challenges the Sensitive nerve of compatriots. This is also the policy in succession having put into effect some row by country, and regulation in national environmental protection portion " fossil-fuel power plant atmospheric pollutant emission standard " (GB13223-2011), after 2004, newly constructed boiler discharged nitrous oxides standard performs 100mg/Nm3Regulation, sulfur dioxide is less than 50mg/Nm3, and dust is less than 30mg/Nm3. In premier's Li Keqiang Government Report of 2014, beautiful chapters and sections Chinese, the China that promotes a conservation culture are also account for very big length, it is mentioned that following data: desulfurizing fly ash unit 18,000,000 kilowatts in 2014, denitration 1.3 hundred million kilowatts, dedusting 1.8 hundred million kilowatts, from these it can be seen that Environmental pollution goes out severely.
Current glass and cement industry are also the fields that state key is paid close attention to, although it is less relative to its proportion of thermal power generation, but its discharge is made that to be explicitly indicated by country, glass industry: discharged nitrous oxides mark is not more than 700mg/Nm3, sulfide is not more than 400mg/Nm3, and dust is not more than 50mg/Nm3; Cement industry: discharged nitrous oxides mark is not more than 400mg/Nm3, and sulfide is not more than 200mg/Nm3, and dust is not more than 30mg/Nm3
The flue gas treating process of glass industry is generally taked to draw flue gas from the temperature window of waste heat boiler about 350 DEG C at present and is entered high-temperature electric dust pelletizing system dedusting, flue gas enters SCR denitration system subsequently, and dedusting, denitration flue gas up to standard enter waste heat boiler immediately and reclaim heat to about 120 DEG C entrance dry desulfurization devices and eventually through chimney eliminating air.But due to the particularity of glass industry, namely dust particle is minimum and have stronger stickiness, these some problems of technique ubiquity at present: 1) high-temperature electric efficiency of dust collection is extremely difficult to design efficiency; 2) pipe boosting in pole is often broken down, system fluctuation of service; 3) owing to the problem of high-temperature electric dedusting causes that denitrating catalyst quickly inactivates, so that denitration runs some months and is unable to reach design efficiency; 4) there is two dust collecting process, electric dust-removing process and bag-type dust removal system necessary to dry desulfurization in this technique, so that system redundancy, causes investment, operation cost excessive.
The flue gas treating process of cement industry: 1) denitration employing SNCR denitration technology, the suitable temperature window place before five-stage whirlwind sprays into reducing agent and realizes denitration. Due to cement industry SNCR denitration limited efficacy, it is generally 40-50%, NOx and can only be down to about 400-500mg/Nm3, for the environmental protection policy of increasingly stringent, its aobvious " having a heart but no strength ". At present the focus of research concentrates on low-temperature denitration, there is no successfully so far, researches and develops a kind of gas denitrifying technology being suitable for cement industry extremely urgent; 2) cement industry dedusting adopts dust settling pocket technique, and dust removing effects is up to discharging standards, but exists and stick with paste bag, the problem that operation maintenance workload is excessive; 3) owing to cement industry desulfurization is currently not the emphasis of country's concern, therefore cement industry is not substantially all equipped with desulfurizer.
Summary of the invention
The object of the invention is intended to, it is provided that a kind of tail gas desulfurization, denitration, dust removal integrated New Process for Treatment and device; In particular for glass industry, cement industry, a kind of economically viable method being satisfied with present and following increasingly stringent environmental protection standard is proposed.
The technical scheme is that, a kind of tail gas desulfurization, denitration, dust removal integrated process technique, it is characterised in that step is as follows: flue gas is introduced integration catalyst ceramic filter drum device from suitable temperature section; Integration catalyst ceramic filter drum device arranges back-blowing dust removing device; Desulfurizing agent and denitrfying agent inject before tail gas enters integration catalyst ceramic filter drum device; Need to arrange flue gas mixing arrangement before integration catalyst ceramic filter drum device; Process flue gas up to standard and enter energy-recuperation system recovery heat by booster fan, and be ultimately discharged into chimney; Described suitable temperature section 280-420 DEG C.
Described back-blowing dust removing device is controlled blowback trachea by several electromagnetic valve groups and constitutes.
The described coalition that integrated catalyst ceramic filter drum device is ceramic filter drum and SCR catalyst, namely lumps together ceramic material and denitrating catalyst active component V/Ti/W and oxide etc. on microcosmic.
Described desulfurizing agent is the alkaline matter including Calx.
Denitrfying agent is the reducing agents such as liquefied ammonia, ammonia or carbamide.
Flue gas mixing arrangement is reaction tower, and reaction tower is dry-type circulating fluidized bed reaction tower, and smoke inlet is Venturi tube structure.
Energy-recuperation system is waste heat boiler or heat exchanger.
Denitrfying agent injection apparatus is arranged in flue gas mixing arrangement, it is achieved denitrfying agent and flue gas mixing, and namely this position sprays into denitrfying agent, and its spray regime is that circulating type sprays into or uniform face sprays into mode.
Desulfurizing agent, denitrfying agent consumption control mode adopt cascade control system, and including two actuators, desulfuration efficiency, denitration efficiency are main regulation variable, and outlet SO2 and NOx value are secondary regulated variable.
A kind of tail gas desulfurization, denitration, dust removal integrated process device: include tail gas mixing arrangement, integration catalyst ceramic filter drum device, booster fan and energy-recuperation system, before integration catalyst ceramic filter drum device, flue gas mixing arrangement is set;Integration catalyst ceramic filter drum device arranges back-blowing dust removing device; Being provided with desulfurizing agent and denitrfying agent jetting device in tail gas mixing arrangement, booster fan enters chimney by the outlet of pipeline connecting integration catalyst ceramic filter drum device and after sending into energy-recuperation system.
The invention has the beneficial effects as follows:
1, realize desulphurization and denitration, dust removal integrated, technique is simple;
2, dust content can being made to be down to 2mg/Nm3 by integration catalyst ceramic device even lower, it is long that ceramic tube products stablize the life-span, and system stability is reliable, it is possible to saves manpower maintenance and operating cost;
3, the discharge standard that country formulates for the industry such as glass, cement can be met, 99% suspension shot-like particle and 95% vaporous pollutant and sour gas (SOx, NOx, HCl) can be processed;
4, the firm heatproof of ceramic screen pipe is not burnt, and can exempt filter cloth breakage idle cost;
5, life of product is long, and chimney filter surface can effectively stop the metals such as the harm arsenic of catalyst, selenium and sodium, significantly extends the service life of catalyst;
6, operation cost and floor space relatively traditional method saves 20-30%;
In a word, this technique has that system stability is reliable, maintenance workload is little, long product lifecycle, device operation cost are low and the advantage such as plant area area is little; Flow into waste heat boiler flue gas be clean flue gas so that heat exchange efficiency and service life of equipment significantly promote, bring huge economic benefit.
Accompanying drawing explanation
Fig. 1 is the process chart of the present invention.
Detailed description of the invention
Explain for cement industry denitrating flue gas, Fig. 1 is the structural representation of this new technology device, as it can be seen, this system mainly includes desulfurizing agent injection apparatus 2, denitrfying agent injection apparatus 3, flue gas mixing arrangement 5, integration catalyst ceramic filter drum device 7, energy recycle device 9. Desulfurizing agent injection apparatus 2 is arranged on the gas approach 1 of device, and spray into flue gas mixing arrangement 5 by venturi type structure 4 and carry out mixing and preliminary desulphurization reaction, in order to realize higher desulfuration efficiency and reduce the consumption of desulfurizing agent, flue gas mixing arrangement 5 can be set to recirculating fluidized bed reaction tower, namely realizes recycling of non-complete reaction desulfurization from dust collect plant 6 extension circulating ash to flue gas mixing arrangement 5; Denitrfying agent injection apparatus 3 is arranged in the correct position of flue gas mixing arrangement 5 and realizes denitrfying agent and flue gas mixing, and namely this position sprays into denitrfying agent, and its spray regime is that circulating type sprays into or uniform face sprays into mode; Desulfurizing agent, denitrfying agent consumption control mode adopt cascade control system, and it includes two actuators, and desulfuration efficiency, denitration efficiency are main regulation variable, and outlet SO2 and NOx value are secondary regulated variable. Flue gas flows into integration catalyst ceramic filter drum device 7 with flue, there is deep desulfuration, dedusting and denitration reaction simultaneously thus realize desulphurization and denitration, dust removal integrated, during operation, filter cylinder outer surface can form filter cake texture thus stoping the murder by poisoning to catalyst such as As, Se and alkali metal, significantly extends service life of product to 8-10; Arrange back-blowing dust removing device 8 realize filter cylinder reverse gas cleaning ensure integration catalyst ceramic filter drum device 7 run under normal pressure drop; In blowback dust, flue gas, natural subsidence and inertial settling dust fall on dust arrester installation 6, and enter plant area's appointment ash storehouse with ash exhauster 11. Process middle high-temperature gas up to standard to eventually pass energy recycle device 9 and reclaim heat and enter chimney with exhaust pass 10;Flue gas owing to processing through integration catalyst ceramic filter drum device 7 basically reaches cleaning, it is possible to significantly improves the heat exchange efficiency of energy recycle device 9, makes be greatly prolonged its service life simultaneously. Temperature is substantially at 350 DEG C after five-stage whirlwind for cement kiln flue gas, and it is very suitable for middle high temperature denitration; But owing to flue gas containing substantial amounts of dust, up to 80-100mg/Nm3, simultaneously acidic oxide and basic anhydride deposit in flue gas, it can cause the abrasion of catalyst, blocking and inactivation, thus limiting the use under this operating mode of the middle high temperature catalyst V/Ti/W system. The technique of the big heat of research at present is for after adopting waste heat boiler to reclaim heat, flue-gas temperature is down to 120-180 DEG C, adopts bag-type dust, and realizes low-temperature denitration eventually through low temperature catalyst, but at present the content of SO2 and H2O is had high requirement by low temperature catalyst so that it is cannot industrial applications; Although adopting flue gas reheater to be warming up to 300-350 DEG C can realize normal middle low-temperature denitration reaction, but energy consumption being very big, operating cost is high; Simultaneously because through the flue gas of waste heat boiler not past dust arrester, it contains substantial amounts of dust, it can wear and tear, block heat exchanger component thus causing heat exchange efficiency to reduce and service life of waste heat boiler; The present invention can solve this problem. Desulfurizing agent described in step (3) is the alkaline matter such as Calx, trona; Denitrfying agent described in step (3) is the reducing agents such as liquefied ammonia, ammonia, carbamide; Desulfurizing agent, SCR denitration agent also can all adopt ammonia and the ammonia of routine.
The foregoing is only the more excellent embodiment of the present invention, not in order to limit the present invention, any amendment in all institutes within the spirit and principles in the present invention dwelling, equivalent replacement and improvement etc., all should within the protection category of the present invention.
Claims (10)
1. a tail gas desulfurization, denitration, dust removal integrated process technique, it is characterised in that step is as follows:
Flue gas is introduced integration catalyst ceramic filter drum device from suitable temperature section; Integration catalyst ceramic filter drum device arranges back-blowing dust removing device; Desulfurizing agent and denitrfying agent inject before tail gas enters integration catalyst ceramic filter drum device; Need to arrange flue gas mixing arrangement before integration catalyst ceramic filter drum device; Process flue gas up to standard and enter energy-recuperation system recovery heat by booster fan, and be ultimately discharged into chimney; Described suitable temperature section 280-420oC.
2. process technique according to claim 1, it is characterised in that back-blowing dust removing device is controlled blowback trachea by several electromagnetic valve groups and constitutes.
3. process technique according to claim 1, it is characterized in that the described coalition that integrated catalyst ceramic filter drum device is ceramic filter drum and SCR catalyst, namely ceramic material and denitrating catalyst active component V/Ti/W and oxide etc. are lumped together by microcosmic.
4. process technique according to claim 1, it is characterised in that desulfurizing agent is the alkaline matter including Calx.
5. process technique according to claim 1, it is characterised in that denitrfying agent is the reducing agents such as liquefied ammonia, ammonia or carbamide.
6. processing technique according to claim 1, it is characterised in that flue gas mixing arrangement is reaction tower, reaction tower is dry-type circulating fluidized bed reaction tower, and smoke inlet is Venturi tube structure.
7. process technique according to claim 1, it is characterised in that energy-recuperation system is waste heat boiler or heat exchanger.
8. process technique described according to claim 1, is characterized in that denitrfying agent injection apparatus is arranged in flue gas mixing arrangement, it is achieved denitrfying agent and flue gas mixing, and namely this position sprays into denitrfying agent, and its spray regime is that circulating type sprays into or uniform face sprays into mode.
9. process technique described according to claim 1, is characterized in that desulfurizing agent, denitrfying agent consumption control mode adopt cascade control system, and including two actuators, desulfuration efficiency, denitration efficiency are main regulation variable, and outlet SO2 and NOx value are secondary regulated variable.
10. a tail gas desulfurization, denitration, dust removal integrated process device, it is characterized in that: include tail gas mixing arrangement, integration catalyst ceramic filter drum device, booster fan and energy-recuperation system, before integration catalyst ceramic filter drum device, flue gas mixing arrangement is set; Integration catalyst ceramic filter drum device arranges back-blowing dust removing device; Being provided with desulfurizing agent and denitrfying agent jetting device in tail gas mixing arrangement, booster fan enters chimney by the outlet of pipeline connecting integration catalyst ceramic filter drum device and after sending into energy-recuperation system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610131560.XA CN105664717A (en) | 2016-03-09 | 2016-03-09 | Desulphurization, denitration and dust removal integrated treatment process of exhaust gas |
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| CN201610131560.XA CN105664717A (en) | 2016-03-09 | 2016-03-09 | Desulphurization, denitration and dust removal integrated treatment process of exhaust gas |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390632A (en) * | 2016-12-05 | 2017-02-15 | 宁波平海建材有限公司 | High-temperature waste gas treatment device |
| CN106395763A (en) * | 2016-08-29 | 2017-02-15 | 金川集团股份有限公司 | Pollution-free dust collector-type catalytic agent taking-filling and sieving device, and application method thereof |
| CN106693660A (en) * | 2017-03-03 | 2017-05-24 | 安徽欣创节能环保科技股份有限公司 | Low-temperature flue gas desulfurization and denitrification device |
| CN108543413A (en) * | 2018-04-28 | 2018-09-18 | 江苏天雅环保科技有限公司 | A kind of high-temperature dust removal denitration integrated device and its application method |
| CN108568199A (en) * | 2018-05-31 | 2018-09-25 | 郑州市天之蓝环保科技有限公司 | A kind of industrial smoke processing method and industrial smoke processing system |
| CN108854528A (en) * | 2018-08-17 | 2018-11-23 | 深圳市凯盛科技工程有限公司 | Cement industry kiln low-temperature denitration dust removal integrated plant |
| CN108993112A (en) * | 2018-08-14 | 2018-12-14 | 杭州玺富环保科技有限公司 | Biomass electric power plant gas cleaning treatment process |
| CN109289374A (en) * | 2018-10-18 | 2019-02-01 | 倍杰特集团股份有限公司 | A kind of ceramic filter tube |
| CN109603539A (en) * | 2019-01-29 | 2019-04-12 | 张红卫 | A kind of industrial smoke high temperature desulfurizing denitration dust removal system and its processing method |
| CN112107978A (en) * | 2019-06-20 | 2020-12-22 | 山东琦富环保技术有限公司 | Intelligent high-temperature composite filter cylinder device for flue gas treatment and working method thereof |
| CN113577913A (en) * | 2021-06-23 | 2021-11-02 | 山东蓝繁环保科技有限公司 | Glass kiln flue gas desulfurization, denitrification and dedusting integrated device and process |
| CN114471113A (en) * | 2022-03-09 | 2022-05-13 | 山东康源环保科技有限公司 | Integrated synergistic treatment process for smoke dust, nitrate and sulfur NMHC in coking industry |
| CN114632419A (en) * | 2022-04-15 | 2022-06-17 | 深圳市凯盛科技工程有限公司 | Recyclable catalyst filter tube and flue gas treatment system |
| CN117482747A (en) * | 2023-12-27 | 2024-02-02 | 河南环碧环保工程设备有限公司 | System and method for treating glass kiln total oxygen kiln flue gas |
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2016
- 2016-03-09 CN CN201610131560.XA patent/CN105664717A/en active Pending
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395763A (en) * | 2016-08-29 | 2017-02-15 | 金川集团股份有限公司 | Pollution-free dust collector-type catalytic agent taking-filling and sieving device, and application method thereof |
| CN106395763B (en) * | 2016-08-29 | 2018-02-13 | 金川集团股份有限公司 | A kind of no pollution dust collector type catalyst draws dress and screening plant and its application method |
| CN106390632A (en) * | 2016-12-05 | 2017-02-15 | 宁波平海建材有限公司 | High-temperature waste gas treatment device |
| CN106693660A (en) * | 2017-03-03 | 2017-05-24 | 安徽欣创节能环保科技股份有限公司 | Low-temperature flue gas desulfurization and denitrification device |
| CN108543413A (en) * | 2018-04-28 | 2018-09-18 | 江苏天雅环保科技有限公司 | A kind of high-temperature dust removal denitration integrated device and its application method |
| CN108568199A (en) * | 2018-05-31 | 2018-09-25 | 郑州市天之蓝环保科技有限公司 | A kind of industrial smoke processing method and industrial smoke processing system |
| CN108993112A (en) * | 2018-08-14 | 2018-12-14 | 杭州玺富环保科技有限公司 | Biomass electric power plant gas cleaning treatment process |
| CN108854528A (en) * | 2018-08-17 | 2018-11-23 | 深圳市凯盛科技工程有限公司 | Cement industry kiln low-temperature denitration dust removal integrated plant |
| CN109289374A (en) * | 2018-10-18 | 2019-02-01 | 倍杰特集团股份有限公司 | A kind of ceramic filter tube |
| CN109603539A (en) * | 2019-01-29 | 2019-04-12 | 张红卫 | A kind of industrial smoke high temperature desulfurizing denitration dust removal system and its processing method |
| CN112107978A (en) * | 2019-06-20 | 2020-12-22 | 山东琦富环保技术有限公司 | Intelligent high-temperature composite filter cylinder device for flue gas treatment and working method thereof |
| CN113577913A (en) * | 2021-06-23 | 2021-11-02 | 山东蓝繁环保科技有限公司 | Glass kiln flue gas desulfurization, denitrification and dedusting integrated device and process |
| CN113577913B (en) * | 2021-06-23 | 2022-06-24 | 山东蓝繁环保科技有限公司 | Glass kiln flue gas desulfurization, denitrification and dedusting integrated device and process |
| CN114471113A (en) * | 2022-03-09 | 2022-05-13 | 山东康源环保科技有限公司 | Integrated synergistic treatment process for smoke dust, nitrate and sulfur NMHC in coking industry |
| CN114632419A (en) * | 2022-04-15 | 2022-06-17 | 深圳市凯盛科技工程有限公司 | Recyclable catalyst filter tube and flue gas treatment system |
| CN117482747A (en) * | 2023-12-27 | 2024-02-02 | 河南环碧环保工程设备有限公司 | System and method for treating glass kiln total oxygen kiln flue gas |
| CN117482747B (en) * | 2023-12-27 | 2024-04-30 | 河南环碧环保工程设备有限公司 | System and method for treating glass kiln total oxygen kiln flue gas |
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Application publication date: 20160615 |