CN105749741A - Smoke denitration tower - Google Patents
Smoke denitration tower Download PDFInfo
- Publication number
- CN105749741A CN105749741A CN201610272721.7A CN201610272721A CN105749741A CN 105749741 A CN105749741 A CN 105749741A CN 201610272721 A CN201610272721 A CN 201610272721A CN 105749741 A CN105749741 A CN 105749741A
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- Prior art keywords
- hollow cone
- denitration
- chamber
- down flat
- flue gas
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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
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/32—Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
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- 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
- B01D2251/2062—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/70—Non-metallic catalysts, additives or dopants
- B01D2255/702—Carbon
-
- 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
- B01J2219/322—Basic shape of the elements
- B01J2219/32203—Sheets
- B01J2219/32206—Flat sheets
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Treating Waste Gases (AREA)
Abstract
A smoke denitration tower comprises an active carbon bin (1), a shell (2), an ammonia spraying master pipe (3), a denitration cavity (4), a smoke collecting cavity (12), a smoke inlet cavity (24), a smoke inlet (22), a smoke collecting pipe (26), a smoke discharging pipe (27), a tower bottom bin (15) and a support (17), the denitration cavity (4) is an annular cavity composed of a first barrel (5) and a second barrel (8), the first barrel (5) is composed of multiple inverted truncated hollow cones (7) connected through outer connecting rods (6), the second barrel (8) is composed of multiple truncated hollow cones (9) connected through inner connecting rods (10), and the inverted truncated hollow cones (7) and the truncated hollow cones (9) are perpendicularly arrayed in a staggered mode.The smoke denitration tower has the advantages of being high in denitration efficiency, low in operation cost and small in investment.
Description
Technical field
The present invention relates to dry fume denitration device field, be specifically related to a kind of reaction tower for denitrating flue gas.
Background technology
Coal-fired flue-gas pollutes the major issue being always up puzzlement China atmospheric environment, also it is one of important origin cause of formation causing China's haze, for this country emission request increasingly stringent to flue gas, " ambient air quality " of new revision reduces the emission limit of nitrogen oxides, therefore, strengthen gas denitrifying technology and become the pressing issues of field of Environment Protection.
NOx in flue gas can be adsorbed by pore volume that activated carbon denitration technology utilizes activated carbon huge at low temperatures, and NOx conversion can be harmless N by its abundant surface active composition2, thus realizing the elimination to NOx.Owing to activated carbon can recycle, and there is good denitration effect at low temperatures, therefore adopt activated carbon low-temperature denitration to become the main method of current low-temperature denitration.Publication number a kind of equipment for denitrifying flue gas that has been the disclosure of the invention of CN202666687U, this device utilizes ammonia that ammonium hydrogen carbonate thermal decomposition produces as reducing agent, realizes flue gas is carried out denitration process in full granular active carbon denitrating tower.Although this technology is capable of the purification to flue gas, but for ensureing that higher denitration activity needs bigger activated carbon circulating load, so that loss increase, operating cost in activated carbon cyclic process improve, it is difficult to penetration and promotion.
Summary of the invention
It is an object of the invention to provide a kind of denitration efficiency high, operating cost is low, the denitrating flue gas tower of small investment.
A kind of denitrating flue gas tower of the present invention, it includes activated carbon feed bin, housing, spray ammonia supervisor, denitration chamber, air collecting chamber, inlet chamber, air inlet, discharge, exhaustor, support, it is characterised in that there is activated carbon feed bin on the top of housing, has discharge in activated carbon feed bin, manifold inlet is connected with grid upper mounted plate, and discharge outlet is connected with exhaustor；nullThe top of housing is provided with spray ammonia supervisor and grid upper mounted plate，And grid upper mounted plate is positioned at spray ammonia supervisor top，Housing central section ecto-entad is followed successively by inlet chamber，Denitration chamber and air collecting chamber，Denitration chamber is the ring-shaped cavity being made up of the first cylinder and the second cylinder，First cylinder is made up of multiple section hollow cones that are down flat，Each is down flat a section hollow cone and is connected by outside connecting rod，Second cylinder is made up of multiple truncate hollow cones，Each truncate hollow cone is connected by inside connecting rod，It is down flat section hollow cone and truncate hollow cone is vertically staggered，Denitration intracavity is down flat from the spray ammonia standpipe edge that spray ammonia supervisor introduces and cuts the arrangement of hollow cone inward flange，Spray ammonia standpipe arranges multiple spray ammonia transverse tube，Denitration chamber passes sequentially through truncate hollow cone and is connected with air collecting chamber with inducing QI grid，It is connected with inlet chamber by being down flat a section hollow cone，Air inlet is had bottom inlet chamber，Deflector is had in air inlet，Grid bottom plate is arranged at the bottom of housing，Grid bottom plate is fixed on the upper end of one truncate hollow cone of foot，Tower bed material storehouse is arranged at the bottom of housing，Base plate and bracket，The upper end in tower bed material storehouse is connected with outside connecting rod，Lower end is connected with discharge valve，It is internally provided with flue-dust retainer，Flue-dust retainer is connected with the lower end of a bottom truncate hollow cone，Housing is connected with support by base plate and bracket.
Described being down flat is cut hollow cone and truncate hollow cone and is respectively arranged with 25-45.
The described barrel inclination angle cutting hollow cone that is down flat is 115 °-125 °, adjacent be down flat to cut between hollow cone there is interval, its spacing is 60-120mm, and the flow velocity of flue gas and pressure can be adjusted by this interval, make flue gas have the suitable time of staying at denitration intracavity, be beneficial to the purification of flue gas.
The barrel inclination angle of described truncate hollow cone is 55 °-65 °, leaving interval between adjacent truncate hollow cone, its spacing is 40-80mm, and the flow velocity of flue gas and pressure can be adjusted by this interval again, make flue gas have the suitable time of staying in air collecting chamber, be beneficial to the purification of flue gas.
Described spray ammonia transverse tube is positioned at the adjacent centre being down flat section hollow cone of each two, and the spacing between adjacent spray ammonia transverse tube 14 is 60-120mm.
Described inducing QI grid is arranged from top to bottom in air collecting chamber, and in annular array clockwise.The flue gas discharged from denitration chamber, by entering air collecting chamber in after the inducing QI grid of annular arrangement clockwise by tangential direction annularly, in order in flue gas, contained grit is thrown toward inducing QI grid and falls.
Described air collecting chamber top is provided with discharge, and described discharge extends in activated carbon feed bin, and by exhaustor with tower body outside air-introduced machine be connected.Gas after denitration rises in air collecting chamber, when reaching the discharge lower end being placed in activated carbon feed bin, under the effect of outer fan, is discharged by the gas after purifying and dedusting through exhaustor.
Flue gas initially passes through the deflector of air inlet and enters inlet chamber, then after the first cylinder gas distribution, enter ring-type denitration chamber, untreated flue gas and denitration intracavity activated carbon are fully contacted and realize denitration, flue gas after purification discharges denitration chamber after the second cylinder, enter air collecting chamber again through in tangential direction annularly after the inducing QI grid of annular arrangement clockwise, finally discharged by the discharge at air collecting chamber top and exhaustor under the effect of outer fan.
Compared with prior art, denitration part in denitrating flue gas tower of the present invention is arranged by multiple hollow cones of falling truncated cone shape and truncate hollow cone vertical interlaced and is formed, add the flue gas time of staying in active carbon bed, improve denitration efficiency, flue gas denitrification equipment operating cost of the present invention is low, small investment, it is easy to popularization and application.
Accompanying drawing explanation
Fig. 1 is the structural representation of denitrating flue gas tower of the present invention.
Fig. 2 is the local A structure for amplifying schematic diagram of the present invention.
Fig. 3 is the B-B generalized section of partial enlarged drawing of the present invention.
Fig. 4 is the first tube structure schematic diagram.
Fig. 5 is the second tube structure schematic diagram.
As shown in icon: 1 activated carbon feed bin, 2 housings, 3 spray ammonia supervisors, 4 denitration chambeies, 5 first cylinders, 6 outside connecting rods, 7 be down flat cut a hollow cone, 8 second cylinders, 9 truncate hollow cones, 10 inside connecting rods, 11 inducing QI grids, 12 air collecting chambers, 13 spray ammonia standpipes, 14 spray ammonia transverse tube, 15 tower bed material storehouses, 16 discharge valves, 17 supports, 18 flue-dust retainers, 19 base plates, 20 brackets, 21 grid bottom plates, 22 air inlets, 23 deflectors, 24 inlet chambers, 25 grid upper mounted plates, 26 discharges, 27 exhaustors.
Detailed description of the invention
Below in conjunction with accompanying drawing, denitrating flue gas tower of the present invention is described in further detail.
Embodiment 1:
As it is shown in figure 1, the present invention is a kind of denitrating flue gas tower, include activated carbon feed bin 1 including it, housing 2, spray ammonia supervisor 3, denitration chamber 4, air collecting chamber 12, inlet chamber 24, air inlet 22, discharge 26, exhaustor 27, support 17, it is characterized in that there is activated carbon feed bin 1 on the top of housing 2, having discharge 26 in activated carbon feed bin 1, discharge 26 entrance is connected with grid upper mounted plate 25, and discharge 26 outlet is connected with exhaustor 27；nullThe top of housing 2 is provided with spray ammonia supervisor 3 and grid upper mounted plate 25，And grid upper mounted plate 25 is positioned at above spray ammonia supervisor 3，In the middle part of housing 2, ecto-entad is followed successively by inlet chamber 24，Denitration chamber 4 and air collecting chamber 12，Denitration chamber 4 is the ring-shaped cavity being made up of the first cylinder 5 and the second cylinder 8，First cylinder 5 is made up of multiple section hollow cones 7 that are down flat，Each is down flat section hollow cone 7 and is connected by outside connecting rod 6，Second cylinder 8 is made up of multiple truncate hollow cones 9，Each truncate hollow cone 9 is connected by inside connecting rod 10，It is down flat section hollow cone 7 and truncate hollow cone 9 is vertically staggered，From the spray ammonia standpipe 13 of spray ammonia supervisor 3 introducing along being down flat a section hollow cone 7 inward flange arrangement in denitration chamber 4，Spray ammonia standpipe 13 arranges spray ammonia transverse tube 14，Denitration chamber 4 passes sequentially through truncate hollow cone 9 and is connected with air collecting chamber 12 with inducing QI grid 11，It is connected with inlet chamber 24 by being down flat a section hollow cone 7，Air inlet 22 is had bottom inlet chamber 24，Deflector 23 is had in air inlet 22，Grid bottom plate 21 is arranged at the bottom of housing 2，Grid bottom plate 21 is fixed on the upper end of the truncate hollow cone 9 of foot one，Tower bed material storehouse 15 is arranged at the bottom of housing 2，Base plate 19 and bracket 20，The upper end in tower bed material storehouse 15 is connected with outside connecting rod 6，Lower end is connected with discharge valve 16，It is internally provided with flue-dust retainer 18，Flue-dust retainer 18 is connected with the lower end of a bottom truncate hollow cone 9，Housing 2 is connected with support 17 by base plate 19 and bracket 20.
Described being down flat is cut hollow cone 7 and truncate hollow cone 9 and is respectively arranged with 32.
The described barrel inclination angle cutting hollow cone 7 that is down flat is 120 °, adjacent be down flat to cut between hollow cone 7 there is interval, its spacing is 78mm.
The barrel inclination angle of described truncate hollow cone 9 is 60 °, leaves interval between adjacent truncate hollow cone 9, and its spacing is 43mm.
Described spray ammonia transverse tube 14 is positioned at the adjacent centre being down flat section hollow cone 7 of each two, and the spacing between adjacent spray ammonia transverse tube 14 is 78mm.
Pending flue gas first passes through the air inlet 22 being provided with deflector 23 and enters inlet chamber 24, then 32 of composition the first cylinder 5 are utilized, section hollow cone 7 that is down flat that spacing is 78mm adjusts the smoke distribution in inlet chamber 24, to guarantee to be uniformly distributed by the flue gas of the first cylinder 5.nullActivated carbon needed for reaction is entered the ring-type denitration chamber 4 being made up of the first cylinder 5 and the second cylinder 8 by top feed bin 1，It it is 120 ° owing to forming the barrel inclination angle cutting hollow cone 7 that is respectively down flat of the first cylinder 5，The barrel inclination angle of each truncate hollow cone 9 forming the second cylinder 8 is 60 °，And truncate hollow cone 9 cuts hollow cone 7 vertical interlaced arrangement in reactor with being down flat，Making the activated carbon added from reactor head activated carbon feed bin 1 is fold-type distribution when moving from top to bottom in denitration chamber 4，Enter the flue gas in inlet chamber 24 from 32，Spacing is that the gap being down flat between section hollow cone 7 of 78mm is vertically into denitration chamber 4，The ammonia that the flue gas entered sprays into ammonia transverse tube 14 in denitration chamber 4 carries out denitration together under activated carbon effect，Flue gas after purification is then from 32，The interval of the truncate hollow cone 9 being spaced apart 43mm is discharged，So pending flue gas will along S shape path through active carbon bed，Ensure that being fully contacted of flue gas and activated carbon，It is made to have enough strokes in denitration chamber 4，Add the flue gas time of staying in denitration chamber 4，Thus improve denitration efficiency.
Flue gas after denitration chamber 4 purifies, enters air collecting chamber 12 by top-down inducing QI grid 11 after discharging from the gap of truncate hollow cone 9.When neat stress is through inducing QI grid 11, the gap between adjacent panel have adjusted its pressure in reactor and flow velocity again so that neat stress has the suitable time of staying in air collecting chamber 12.Because inducing QI grid 11 is in annular arrangement clockwise, tangential direction along ring is entered air collecting chamber 12 by the denitration flue gas after speed governing, make flue gas, in air collecting chamber 12, grit contained therein be got rid of the panel to inducing QI grid 11, encountering the grit in panel and will drop down onto in flue-dust retainer 18, the final trace grit collected enters the tower bed material storehouse 15 of denitrating tower.
Owing to air collecting chamber 12 top is provided with discharge 26, and discharge 26 by exhaustor 27 with tower body outside air-introduced machine be connected, so under the system suction function that outer fan is formed, neat stress through inducing QI grid 11 will rise in air collecting chamber 12, up through entering the discharge 26 being placed in activated carbon feed bin 1 after grid upper mounted plate 25, and reactor discharged by the exhaustor 27 being connected with discharge 26.
Complete the activated carbon of denitration by the tower bed material storehouse 15 that falls to from denitration chamber 4 bottom cylinder, finally discharged by the discharge valve 16 of tower bed material storehouse 15 outlet together with the trace grit fallen in flue-dust retainer in good time.
Embodiment 2
Described being down flat is cut hollow cone 7 and truncate hollow cone 9 and is respectively arranged with 26.Being down flat the inclination angle cutting hollow cone 7 is 115 °, adjacent be down flat to cut be spaced apart 110mm between hollow cone 7, being down flat the inclination angle cutting hollow cone 7 is 65 °, is spaced apart 76mm between adjacent truncate hollow cone 9, and the spacing between adjacent spray ammonia transverse tube 14 is 110mm.All the other are with embodiment 1.
Embodiment 3
Described being down flat is cut hollow cone 7 and truncate hollow cone 9 and is respectively arranged with 42.Being down flat the inclination angle cutting hollow cone 7 is 125 °, adjacent be down flat to cut be spaced apart 63mm between hollow cone 7, being down flat the inclination angle cutting hollow cone 7 is 55 °, adjacent be down flat to cut be spaced apart 55mm between hollow cone 9, the spacing between adjacent spray ammonia transverse tube 14 is 63mm.All the other are with embodiment 1.
The denitration device of the present invention, floor space is little, and one-time investment and operating cost are low, reduce investment outlay significantly, and tower inner member can be adjusted according to system operation demand, can work under any operating mode.
Claims (6)
1. a denitrating flue gas tower, it includes activated carbon feed bin (1), housing (2), spray ammonia supervisor (3), denitration chamber (4), air collecting chamber (12), inlet chamber (24), air inlet (22), discharge (26), exhaustor (27), support (17), it is characterized in that there is activated carbon feed bin (1) on the top of housing (2), discharge (26) is had in activated carbon feed bin (1), discharge (26) entrance is connected with grid upper mounted plate (25), discharge (26) outlet is connected with exhaustor (27)；nullThe top of housing 2 is provided with spray ammonia supervisor (3) and grid upper mounted plate (25)，And grid upper mounted plate (25) is positioned at spray ammonia supervisor (3) top，Housing (2) middle part ecto-entad is followed successively by inlet chamber (24)，Denitration chamber (4) and air collecting chamber (12)，Denitration chamber (4) is the ring-shaped cavity being made up of the first cylinder (5) and the second cylinder (8)，First cylinder (5) is made up of multiple section hollow cones (7) that are down flat，Each is down flat and cuts hollow cone (7) by outside connecting rod (6) connection，Second cylinder (8) is made up of multiple truncate hollow cones (9)，Each truncate hollow cone (9) is connected by inside connecting rod (10)，It is down flat section hollow cone (7) and truncate hollow cone (9) is vertically staggered，Spray ammonia standpipe (13) edge introduced from spray ammonia supervisor (3) in denitration chamber (4) is down flat cuts the arrangement of hollow cone (7) inward flange，Spray ammonia standpipe (13) arranges multiple spray ammonia transverse tube (14)，Denitration chamber (4) passes sequentially through truncate hollow cone (9) and is connected with air collecting chamber (12) with inducing QI grid (11)，It is connected with inlet chamber (24) by being down flat a section hollow cone (7)，Air inlet (22) is had in inlet chamber (24) bottom，Deflector (23) is had in air inlet (22)，Grid bottom plate (21) is arranged at the bottom of housing (2)，Grid bottom plate (21) is fixed on the upper end of one truncate hollow cone (9) of foot，Tower bed material storehouse (15) is arranged at the bottom of housing (2)，Base plate (19) and bracket (20)，The upper end in tower bed material storehouse (15) is connected with outside connecting rod 6，Lower end is connected with discharge valve (16)，It is internally provided with flue-dust retainer (18)，Flue-dust retainer (18) is connected with the lower end of a bottom truncate hollow cone (9)，Housing (2) is connected with support (17) by base plate (19) and bracket (20).
2. denitrating flue gas tower as claimed in claim 1 a kind of, it is characterised in that described in be down flat cut hollow cone (7) and truncate hollow cone (9) to be respectively arranged with 25-45 individual.
3. denitrating flue gas tower as claimed in claim 1 a kind of, it is characterised in that described in be down flat the barrel inclination angle cutting hollow cone (7) and be 115-125 °, adjacent be down flat to cut between hollow cone (7), there is interval, its spacing is 60-120mm.
4. a kind of denitrating flue gas tower as claimed in claim 1, it is characterised in that the barrel inclination angle of described truncate hollow cone (9) is 55-65 °, leaves interval between adjacent truncate hollow cone (9), and its spacing is 40-80mm.
5. a kind of denitrating flue gas tower as claimed in claim 1, it is characterized in that described spray ammonia transverse tube (14) is positioned at the adjacent centre being down flat section hollow cone (7) of each two, the spacing between adjacent spray ammonia transverse tube (14) is 60-120mm.
6. a kind of denitrating flue gas tower as claimed in claim 1, it is characterised in that described inducing QI grid (11) is arranged from top to bottom in air collecting chamber (12), and in annular array clockwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610272721.7A CN105749741B (en) | 2016-04-27 | 2016-04-27 | Denitrating flue gas tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610272721.7A CN105749741B (en) | 2016-04-27 | 2016-04-27 | Denitrating flue gas tower |
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| Publication Number | Publication Date |
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| CN105749741A true CN105749741A (en) | 2016-07-13 |
| CN105749741B CN105749741B (en) | 2018-03-16 |
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| CN201610272721.7A Active CN105749741B (en) | 2016-04-27 | 2016-04-27 | Denitrating flue gas tower |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2020513317A (en) * | 2016-11-23 | 2020-05-14 | 中国科学院過程工程研究所Ｉｎｓｔｉｔｕｔｅ Ｏｆ Ｐｒｏｃｅｓｓ Ｅｎｇｉｎｅｅｒｉｎｇ，Ｃｈｉｎｅｓｅ Ａｃａｄｅｍｙ Ｏｆ Ｓｃｉｅｎｃｅｓ | Flue gas purification tower |
| CN112316662A (en) * | 2020-11-30 | 2021-02-05 | 北京中航泰达环保科技股份有限公司 | Activated carbon denitration tower |
| CN113731114A (en) * | 2021-09-18 | 2021-12-03 | 西安热工研究院有限公司 | System and method for removing waste incineration flue gas pollutants by combining ozone and activated carbon |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2020513317A (en) * | 2016-11-23 | 2020-05-14 | 中国科学院過程工程研究所Ｉｎｓｔｉｔｕｔｅ Ｏｆ Ｐｒｏｃｅｓｓ Ｅｎｇｉｎｅｅｒｉｎｇ，Ｃｈｉｎｅｓｅ Ａｃａｄｅｍｙ Ｏｆ Ｓｃｉｅｎｃｅｓ | Flue gas purification tower |
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| CN112316662A (en) * | 2020-11-30 | 2021-02-05 | 北京中航泰达环保科技股份有限公司 | Activated carbon denitration tower |
| CN113731114A (en) * | 2021-09-18 | 2021-12-03 | 西安热工研究院有限公司 | System and method for removing waste incineration flue gas pollutants by combining ozone and activated carbon |
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| Publication number | Publication date |
|---|---|
| CN105749741B (en) | 2018-03-16 |
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