CN114534377B - Device for reducing water drops carried by wet desulfurization direct-discharge chimney and construction method - Google Patents
Device for reducing water drops carried by wet desulfurization direct-discharge chimney and construction method Download PDFInfo
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- CN114534377B CN114534377B CN202210132489.2A CN202210132489A CN114534377B CN 114534377 B CN114534377 B CN 114534377B CN 202210132489 A CN202210132489 A CN 202210132489A CN 114534377 B CN114534377 B CN 114534377B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 22
- 230000023556 desulfurization Effects 0.000 title claims abstract description 22
- 238000010276 construction Methods 0.000 title claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 19
- 239000011449 brick Substances 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 230000003009 desulfurizing effect Effects 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 4
- 229910001039 duplex stainless steel Inorganic materials 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000008235 industrial water Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/14—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J13/00—Fittings for chimneys or flues
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chimneys And Flues (AREA)
Abstract
The invention discloses a device for reducing water drop carrying of a wet desulfurization direct-discharge chimney and a construction method, comprising a chimney pipe and water removal equipment arranged in the chimney pipe, wherein the water removal equipment comprises a first arc-shaped rod and a second arc-shaped rod, one sides of the first arc-shaped rod and the second arc-shaped rod, which are far away from each other, are fixedly connected with a second side plate, the inside of the second side plate is provided with a positioning assembly, the top and the bottom of the second side plate are fixedly connected with a transverse plate, a cyclone is arranged on the transverse plate positioned at the top, a steering assembly is arranged between the first arc-shaped rod and the second arc-shaped rod, and the two ends of the first arc-shaped rod are fixedly connected with a first side plate. The invention is convenient for automatic lifting, quick installation, disassembly and assembly, convenient for quick maintenance, reduces the labor intensity of workers, greatly saves water resources, reduces environmental pollution and reduces the economic loss of enterprises.
Description
Technical Field
The invention relates to the technical field of chimney environmental protection, in particular to a device for reducing water drop carrying of a wet desulfurization direct-discharge chimney and a construction method.
Background
The wet desulfurization process has high efficiency and large installed capacity, and is a main process for treating the flue gas of steel plants and power plants. The partial desulfurizing towers are arranged in a vertical mode due to limited field space, and the desulfurized flue gas is directly discharged into the atmosphere through the hollow direct-discharging chimney; the flue gas after desulfurization has large water carrying amount, and a large amount of industrial water needs to be supplemented into the desulfurizing tower to maintain the water balance in the desulfurizing tower, so that not only is a large amount of industrial water wasted, but also serious chimney rain is formed to influence the surrounding environment.
Disclosure of Invention
The invention aims to provide a device for reducing water drops carried by a wet desulphurization direct-discharge chimney and a construction method.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a reduce device that direct vent chimney water droplet of wet flue gas desulfurization carried, includes chimney pipe and the water removal equipment of setting in chimney intraductal, water removal equipment includes first arc pole and second arc pole, one side that first arc pole and second arc pole kept away from each other is equal fixedly connected with second curb plate, the inside of second curb plate is equipped with locating component, the equal fixedly connected with diaphragm in top and bottom of second curb plate is located the top install the swirler on the diaphragm, be equipped with between first arc pole and the second arc pole and turn to the subassembly, the both ends fixedly connected with first curb plate of first arc pole, be equipped with drive lifting unit on the first curb plate, and turn to the subassembly and be used for controlling drive lifting unit and turn to.
Preferably, the positioning assembly comprises a push rod motor fixedly arranged in the second side plate, and an output shaft of the push rod motor is fixedly connected with a plug-in positioning plate.
Preferably, the steering assembly comprises a second driving motor fixedly connected to the first arc-shaped rod, an output shaft of the second driving motor is fixedly connected with a steering shaft, one end, far away from the second driving motor, of the steering shaft is rotationally connected with the second arc-shaped rod, a transmission shaft is fixedly sleeved in the steering shaft, and racks are fixedly connected to two ends of the transmission shaft.
Preferably, the drive lifting assembly comprises a guide rod movably arranged in the first side plate, one end of the guide rod is fixedly connected with a first driving motor, an output shaft of the first driving motor is fixedly connected with a driving wheel, one end of the guide rod, far away from the driving wheel, is fixedly connected with a gear, and the gear is meshed with the rack for transmission.
Preferably, a first mounting groove is formed in the first side plate, a positioning plate is fixedly connected to the first mounting groove, a guide hole is formed in the positioning plate, a guide rod penetrates through the guide hole, and a spring is rotatably arranged between the gear and the inner wall of the first mounting groove.
Preferably, a second mounting groove is formed in the second side plate, and the push rod motor is fixedly connected in the second mounting groove.
Preferably, the plug-in positioning plate comprises an arc-shaped plate and a plurality of brick joint plates, the arc-shaped plate is fixedly connected with the output shaft of the push rod motor, the brick joint plates are fixedly arranged on one side, far away from the push rod motor, of the arc-shaped plate, and the brick joint plates are matched with brick joints on the chimney pipe.
Preferably, the angle of the cyclone is 60 degrees, and the number of the blades is 9.
A construction method for reducing the device carried by the water drops of a wet desulphurization direct-discharge chimney comprises the following steps:
step one: according to the diameter and length of the chimney pipe, the angle and the number of the cyclones are designed; prefabricating the monomers by using glass fiber reinforced plastics in advance, wherein each monomer can enter a manhole of the desulfurizing tower;
step two: selecting an installation position on site, vertically selecting four parts on the root plane of a chimney in a starting state, preparing for perforating, and selecting a hand drill or a magnetic drill to drill four holes with the diameter of 18mm on each selected position;
step three: prefabricating 2205 a fixed support and a support beam made of duplex stainless steel in advance according to the diameter of a chimney pipe;
step four: the prefabricated fixed support and the support beam are installed in place by utilizing the downtime of the wet desulfurization device, and are fastened in place by stainless steel bolts and the desulfurization tower wall;
step five: the water removal equipment is placed in alignment with the center of gravity from the top of the chimney pipe, so that a driving lifting assembly on the water removal equipment is in contact with the inner wall of the chimney pipe, a second driving motor on the steering assembly drives a steering shaft to rotate, the steering shaft drives a transmission shaft to rotate, the transmission shaft drives a rack to rotate, the rack drives a gear on the driving lifting assembly to rotate, the gear drives a guide rod to rotate, the guide rod drives a first driving motor to rotate, the first driving motor drives a driving wheel to steer and adjust an angle, and the first driving motor drives the driving wheel to move downwards along the inner wall of the chimney pipe and stop after moving to a fixed support and a supporting beam;
step six: starting the positioning assembly, and driving the inserting positioning plate to move by a push rod motor on the positioning assembly so as to tightly insert the inserting positioning plate into a brick joint of the chimney pipe to finish fixation.
Compared with the prior art, the invention has the advantages that:
by arranging the cyclone, the flue gas flow direction is changed, and the inertia principle is utilized, so that the water drops collide and polymerize to increase the diameter of the water drops, the water drops are convenient to form and automatically settle, and the purpose of reducing the water carrying amount of the flue gas after desulfurization is achieved;
through setting up structures such as locating component, steering component and drive lifting unit, wherein steering component adjusts the angle of the drive wheel on the drive lifting unit, drive whole dewatering equipment through the drive lifting unit and go up and down, utilize locating component to fix a position by oneself after accomplishing the lift, do not need the staff to install by hand like this, make things convenient for the maintenance of equipment, reduce staff's intensity of labour;
3. the actual operation of ton steam can save 0.0195t of new water, the annual steam yield is 350 ten thousand tons, the annual new water is saved by 6.8 ten thousand tons, each ton is about 3.7 yuan, the annual new water cost is saved by about 25.16 ten thousand yuan, the economic loss of enterprises is reduced, the waste of water resources is reduced, and the environment is protected;
in conclusion, the device is novel in design, simple to operate, convenient to automatically lift, install, disassemble and assemble quickly, convenient to maintain quickly, capable of reducing labor intensity of workers, greatly saving water resources, reducing environmental pollution and reducing economic loss of enterprises.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a chimney pipe of the present invention;
FIG. 2 is a cross-sectional block diagram of the present invention;
FIG. 3 is a perspective block diagram of the present invention;
FIG. 4 is a top view of the structure of the present invention;
FIG. 5 is a front view block diagram of the water removal apparatus of the present invention;
fig. 6 is a perspective view of a water removal apparatus of the present invention.
In the figure: the chimney comprises a chimney pipe 1, a first arc-shaped rod 2, a second arc-shaped rod 3, a first side plate 4, a positioning plate 5, a guide rod 6, a first driving motor 7, a driving wheel 8, a gear 9, a spring 10, a second side plate 11, a transverse plate 12, a cyclone 13, a push rod motor 14, a plug-in positioning plate 15, a second driving motor 16, a steering shaft 17, a transmission shaft 18 and a rack 19.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1-6, the invention provides a device for reducing water drop carrying of a wet desulfurization direct-discharge chimney, which comprises a chimney pipe 1 and water removal equipment arranged in the chimney pipe 1, wherein the water removal equipment comprises a first arc-shaped rod 2 and a second arc-shaped rod 3, one sides, far away from each other, of the first arc-shaped rod 2 and the second arc-shaped rod 3 are fixedly connected with a second side plate 11, a positioning component is arranged in the second side plate 11, the top and the bottom of the second side plate 11 are fixedly connected with a transverse plate 12, a cyclone 13 is arranged on the transverse plate 12 positioned at the top, a steering component is arranged between the first arc-shaped rod 2 and the second arc-shaped rod 3, two ends of the first arc-shaped rod 2 are fixedly connected with a first side plate 4, and the first side plate 4 is provided with a driving lifting component which is used for controlling the driving lifting component to steer.
As shown in fig. 6, the positioning assembly comprises a push rod motor 14 fixedly arranged in the second side plate 11, an output shaft of the push rod motor 14 is fixedly connected with a plug-in positioning plate 15, and the push rod motor 14 drives the plug-in positioning plate 15 to be firmly inserted between brick joints on the chimney pipe 1 for stable installation.
As shown in fig. 6, the steering assembly comprises a second driving motor 16 fixedly connected to the first arc-shaped rod 2, an output shaft of the second driving motor 16 is fixedly connected with a steering shaft 17, one end, away from the second driving motor 16, of the steering shaft 17 is rotationally connected with the second arc-shaped rod 3, a transmission shaft 18 is fixedly sleeved in the steering shaft 17, racks 19 are fixedly connected to two ends of the transmission shaft 18, the second driving motor 16 drives the steering shaft 17 to rotate, the steering shaft 17 drives the transmission shaft 18 to rotate, the transmission shaft 18 drives the racks 19 to move on the surface of the gear 9, so that the gear 9 is driven to rotate, and the gear 9 drives the driving lifting assembly to rotate.
As shown in fig. 5, the driving lifting assembly comprises a guide rod 6 movably arranged in the first side plate 4, one end of the guide rod 6 is fixedly connected with a first driving motor 7, an output shaft of the first driving motor 7 is fixedly connected with a driving wheel 8, one end of the guide rod 6, which is far away from the driving wheel 8, is fixedly connected with a gear 9, the gear 9 is meshed with a rack 19 for transmission, the first driving motor 7 drives the driving wheel 8 to rotate, the driving wheel 8 is contacted with the inner wall of the chimney 1, and the driving wheel 8 is tightly attached to the inner wall of the chimney 1 through the elasticity of a spring 10, so that the whole device is driven to move up and down along the inner wall of the chimney 1.
As shown in fig. 5, a first installation groove is formed in the first side plate 4, a positioning plate 5 is fixedly connected to the inside of the first installation groove, a guide hole is formed in the positioning plate 5, a guide rod 6 penetrates through the guide hole, and a spring 10 is rotatably arranged between the gear 9 and the inner wall of the first installation groove.
As shown in fig. 6, the second side plate 11 is provided with a second mounting groove, and the push rod motor 14 is fixedly connected in the second mounting groove.
As shown in fig. 6, the plugging positioning plate 15 includes an arc plate and a plurality of brick slit plates, the arc plate is fixedly connected with the output shaft of the push rod motor 14, the plurality of brick slit plates are fixedly arranged on one side of the arc plate away from the push rod motor 14, and the brick slit plates are matched with brick slits on the chimney pipe 1.
Further, the angle that swirler 13 set up is 60 degrees, and the quantity of blade is 9, and the work of swirler 13 changes the flue gas flow direction and utilizes inertial principle for the water droplet collision polymerization increases the water droplet diameter, reaches the purpose that reduces the flue gas and take the water yield after the desulfurization.
A construction method for reducing the device carried by the water drops of a wet desulphurization direct-discharge chimney comprises the following steps:
step one: the angle and the number of the cyclones 13 are designed according to the diameter and the length of the chimney pipe 1; prefabricating the monomers by using glass fiber reinforced plastics in advance, wherein each monomer can enter a manhole of the desulfurizing tower;
step two: selecting an installation position on site, vertically selecting four parts on the root plane of a chimney in a starting state, preparing for perforating, and selecting a hand drill or a magnetic drill to drill four holes with the diameter of 18mm on each selected position;
step three: prefabricating 2205 a fixed support and a support beam made of duplex stainless steel in advance according to the diameter of the chimney pipe 1;
step four: the prefabricated fixed support and the support beam are installed in place by utilizing the downtime of the wet desulfurization device, and are fastened in place by stainless steel bolts and the desulfurization tower wall;
step five: the water removal equipment is placed in alignment with the center of gravity from the top of the chimney pipe 1, a driving lifting assembly on the water removal equipment is in contact with the inner wall of the chimney pipe 1, a steering shaft 17 is driven to rotate by a second driving motor 16 on the steering assembly, the steering shaft 17 drives a transmission shaft 18 to rotate, the transmission shaft 18 drives a rack 19 to rotate, the rack 19 drives a gear 9 on the driving lifting assembly to rotate, the gear 9 drives a guide rod 6 to rotate, the guide rod 6 drives a first driving motor 7 to rotate, the first driving motor 7 drives a driving wheel 8 to steer for an adjustment angle, and the first driving motor 7 drives the driving wheel 8 to move downwards along the inner wall of the chimney pipe 1 and stop after moving to a fixed support and a support beam;
step six: starting the positioning assembly, and driving the inserting positioning plate 15 to move by the push rod motor 14 on the positioning assembly so as to be tightly inserted into the brick joint of the chimney pipe 1 to complete fixation.
Detailed working principle: the water removal equipment is placed from the top of the chimney pipe 1 in alignment with the center of gravity, the driving lifting assembly on the water removal equipment is enabled to be in contact with the inner wall of the chimney pipe 1, the steering shaft 17 is driven to rotate through the second driving motor 16 on the steering assembly, the steering shaft 17 drives the transmission shaft 18 to rotate, the transmission shaft 18 drives the rack 19 to rotate, the rack 19 drives the gear 9 on the driving lifting assembly to rotate, the gear 9 drives the guide rod 6 to rotate, the guide rod 6 drives the first driving motor 7 to rotate, the first driving motor 7 drives the driving wheel 8 to steer for an adjustment angle, the first driving motor 7 drives the driving wheel 8 to move downwards along the inner wall of the chimney pipe 1 and stops after moving to a fixed support and a supporting beam, the fixed support and the supporting beam are utilized for limiting, the water removal equipment is prevented from falling down, the safety guarantee of the water removal equipment is improved, then the first driving motor 7 stops working, and the push rod motor 14 drives the plug-in positioning plate 15 to be tightly plugged between brick joints on the chimney pipe 1 to be stably installed.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, the patentees may make various modifications or alterations within the scope of the appended claims, and are intended to be within the scope of the invention as described in the claims.
Claims (6)
1. The utility model provides a reduce device that direct vent chimney water drop of wet flue gas desulfurization carried, includes chimney pipe and the water removal equipment of setting in chimney pipe inside, its characterized in that, water removal equipment includes first arc pole and second arc pole, one side that first arc pole and second arc pole kept away from each other is equal fixedly connected with second curb plate, the inside of second curb plate is equipped with locating component, the equal fixedly connected with diaphragm in top and bottom of second curb plate, is located the top install the swirler on the diaphragm, be equipped with steering assembly between first arc pole and the second arc pole, steering assembly includes the second driving motor of fixed connection on first arc pole, the output shaft fixedly connected with steering spindle of second driving motor, the one end that the second driving motor was kept away from to the steering spindle rotates with the second arc pole to be connected, the inside fixed cover of steering spindle is equipped with the transmission shaft, the both ends fixedly connected with rack of transmission shaft, the both ends fixedly connected with first curb plate of first arc pole, be equipped with drive elevating assembly on the first curb plate, and steering assembly is used for controlling elevating assembly installs the swirler on the diaphragm, be equipped with steering assembly between first arc pole and the second arc pole, the driving motor includes the first driving wheel is connected with the first guide bar, the guide slot is connected with, first guide slot is seted up to first guide bar fixed connection, first guide slot is fixed connection has, first guide slot is seted up inside the guide slot, and a spring is rotatably arranged between the gear and the inner wall of the first mounting groove.
2. The device for reducing the entrainment of water droplets in a wet desulfurization inline stack of claim 1, wherein: the positioning assembly comprises a push rod motor fixedly arranged inside the second side plate, and an output shaft of the push rod motor is fixedly connected with a plug-in positioning plate.
3. The device for reducing the entrainment of water droplets in a wet desulfurization inline stack of claim 2, wherein: the second side plate is provided with a second mounting groove, and the push rod motor is fixedly connected in the second mounting groove.
4. The device for reducing the entrainment of water droplets in a wet desulfurization inline stack of claim 2, wherein: the splicing positioning plate comprises an arc-shaped plate and a plurality of brick joint plates, the arc-shaped plate is fixedly connected with the output shaft of the push rod motor, the brick joint plates are fixedly arranged on one side, far away from the push rod motor, of the arc-shaped plate, and the brick joint plates are matched with brick joints on the chimney pipe.
5. The device for reducing the entrainment of water droplets in a wet desulfurization inline stack of claim 1, wherein: the angle that the swirler set up is 60 degrees, and the quantity of blade is 9.
6. The construction method of the device for reducing the water drops carried by the wet desulfurization direct-discharge chimney is characterized by comprising the following steps of:
step one: according to the diameter and length of the chimney pipe, the angle and the number of the cyclones are designed; prefabricating the monomers by using glass fiber reinforced plastics in advance, wherein each monomer can enter a manhole of the desulfurizing tower;
step two: selecting an installation position on site, vertically selecting four parts on the root plane of a chimney in a starting state, preparing for perforating, and selecting a hand drill or a magnetic drill to drill four holes with the diameter of 18mm on each selected position;
step three: prefabricating 2205 a fixed support and a support beam made of duplex stainless steel in advance according to the diameter of a chimney pipe;
step four: the prefabricated fixed support and the support beam are installed in place by utilizing the downtime of the wet desulfurization device, and are fastened in place by stainless steel bolts and the desulfurization tower wall;
step five: placing the water removal device of any one of claims 1-5 from the top of the chimney tube in alignment with the center of gravity, so that the drive lifting assembly on the water removal device contacts the inner wall of the chimney tube, driving the steering shaft to rotate through the second drive motor on the steering assembly, driving the transmission shaft to rotate by the steering shaft, driving the rack to rotate by the transmission shaft, driving the gear on the drive lifting assembly to rotate by the rack, driving the guide rod to rotate by the gear, driving the guide rod to rotate by the guide rod, driving the drive wheel to rotate by the first drive motor, driving the drive wheel to move downwards along the inner wall of the chimney tube by the first drive motor, and stopping after moving to the fixed support and the support beam;
step six: starting the positioning assembly, and driving the inserting positioning plate to move by a push rod motor on the positioning assembly so as to tightly insert the inserting positioning plate into a brick joint of the chimney pipe to finish fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210132489.2A CN114534377B (en) | 2022-02-14 | 2022-02-14 | Device for reducing water drops carried by wet desulfurization direct-discharge chimney and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210132489.2A CN114534377B (en) | 2022-02-14 | 2022-02-14 | Device for reducing water drops carried by wet desulfurization direct-discharge chimney and construction method |
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| CN114534377A CN114534377A (en) | 2022-05-27 |
| CN114534377B true CN114534377B (en) | 2023-05-16 |
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