CN114130182B - A desulfurization absorption tower oxidation wind conveyor for thermal power factory - Google Patents
A desulfurization absorption tower oxidation wind conveyor for thermal power factory Download PDFInfo
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- CN114130182B CN114130182B CN202111402288.1A CN202111402288A CN114130182B CN 114130182 B CN114130182 B CN 114130182B CN 202111402288 A CN202111402288 A CN 202111402288A CN 114130182 B CN114130182 B CN 114130182B
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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
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
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- 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
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a desulfurization absorption tower oxidized air conveying device for a thermal power plant, which comprises a desulfurization tower, and also comprises a mixing device for oxygen positioned in the desulfurization tower, wherein the mixing device comprises a rotating support rod group and an output stirring assembly for oxygen sleeved on the rotating support rod group, the rotating support rod group comprises a rotating rod and a power motor, an output shaft of which is connected with the lower end of the rotating rod, the power motor is arranged on the desulfurization tower, the output stirring assembly comprises a plurality of stirring mechanisms which are arranged in parallel and sleeved on the rotating rod, and a conveying pipe for outputting oxygen, the upper end of the conveying pipe is connected with a reversing valve, and the reversing valve is arranged at the upper end of the rotating rod and is connected with an oxygenation fan at the outer side of the desulfurization tower through a pipeline.
Description
Technical Field
The invention relates to the technical field of desulfurization absorption tower oxidation wind conveying, in particular to a desulfurization absorption tower oxidation wind conveying device for a thermal power plant.
Background
A thermal power plant is a thermal power plant for short, and is a plant for producing electric energy by using combustible materials (such as coal) as fuel. The basic production process is as follows: the method comprises the steps that water is heated when fuel is combusted to generate steam, chemical energy of the fuel is converted into heat energy, steam pressure pushes a steam turbine to rotate, the heat energy is converted into mechanical energy, then the steam turbine drives a generator to rotate, the mechanical energy is converted into electric energy, when the thermal power plant works, flue gas generated by combustion needs to be desulfurized through a desulfurizing tower to prevent the flue gas from polluting the air, but an oxidized air conveying mechanism in an existing desulfurizing tower slurry pond cannot meet the requirement of desulfurizing a large amount of flue gas, and oxygen and a slurry pond cannot be fully and quickly mixed to influence the desulfurizing effect.
Disclosure of Invention
The invention aims to provide an oxidized air conveying device of a desulfurization absorption tower for a thermal power plant, and aims to solve the problems that an oxidized air conveying mechanism in an existing desulfurizing tower slurry tank cannot meet the requirement of large amount of flue gas desulfurization, and oxygen cannot be sufficiently and quickly mixed with the slurry tank to influence the desulfurization effect.
The invention is realized in the following way:
the invention relates to a desulfurization absorption tower oxidation wind conveying device for a thermal power plant, which comprises a desulfurization tower, and further comprises a mixing device for oxygen located in the desulfurization tower, wherein the mixing device comprises a rotating support rod group and an output stirring assembly for oxygen sleeved on the rotating support rod group, the rotating support rod group comprises a rotating rod and a power motor connected with the lower end of the rotating rod, the power motor is arranged on the desulfurization tower, the output stirring assembly comprises a plurality of stirring mechanisms which are placed in parallel and sleeved on the rotating rod and a conveying pipe for outputting oxygen, the upper end of the conveying pipe is connected with a reversing valve, the reversing valve is arranged at the upper end of the rotating rod, the reversing valve is connected with an oxygenation fan outside the desulfurization tower through a pipeline, the stirring mechanism comprises an annular plate and a plurality of injection pipes uniformly arranged outside the annular plate, the annular plate is internally provided with a cavity structure, and the injection pipes are communicated with the cavity structure of the annular plate.
Further, the inside cavity structure that sets up of dwang, the slide hole has been seted up along its direction of height to the lateral wall of dwang, and cavity structure's setting is convenient for provide the passageway for adjustment mechanism's installation and work and the lift of internal thread pipe, so that the position of a plurality of rabbling mechanisms of adjustment mechanism work adjustment, and the slide hole's setting is convenient for pass and remove for the even board of connecting internal thread pipe and annular plate and provide the passageway.
Further, the rotating support rod group further comprises an adjusting mechanism located in the cavity of the rotating rod, the adjusting mechanism comprises a plurality of screws which are connected end to end and are vertically placed and a motor connected with the upper end of the uppermost screw, the lower end of each screw is fixedly connected with a disc, polygonal slots are vertically formed in the lower side face of each disc, polygonal inserted rods are fixedly connected to the upper ends of the screws, adjacent screws are inserted into the polygonal slots through the polygonal inserted rods and are connected in the polygonal slots, threads with different pitches are arranged on the plurality of screws, the adjusting mechanism is convenient to control the operation according to the height of the slurry, the positions of the stirring mechanisms are adjusted through the control system, the slurry and oxygen are fully stirred through the stirring mechanisms, the screw is convenient to rotate under the driving of the motor so as to drive the annular plate to lift, the position of the stirring mechanisms is convenient to adjust, the setting of the disc is convenient to resist the inner side walls of the rotating rod, the contact positions of the adjacent screws are stably placed, the stirring mechanisms with different pitches are convenient to move different heights of the stirring mechanisms located in different depths, and the slurry with different depths are fully stirred by the stirring mechanisms.
Further, an internal thread pipe is arranged in the annular plate, the internal thread pipe is fixedly connected with the annular plate through a connecting plate, the annular plate is sleeved on the rotating rod, the internal thread pipe is positioned inside the rotating rod, and a plurality of internal thread pipes are respectively sleeved on a plurality of screw rods.
Further, the conveyer pipe is made by elastic material, and conveyer pipe and annular plate contact department fixed connection, the conveyer pipe is convenient for make the conveyer pipe take place deformation when rabbling mechanism removes by setting up that elastic material made, for rabbling mechanism goes up and down to provide convenience.
Further, mixing arrangement still includes the mechanism of rising, the mechanism of rising includes the dwang, the cover is put a plurality of boards of rising on the dwang and be located the connecting plate at both ends about the dwang, the other end and the dwang of connecting plate are connected, the setting of mechanism of rising is convenient for make the thick liquids of different degree of depth circulate each other through its work, and then with the mixing of the different degree of depth oxygen and thick liquids of rabbling mechanism cooperation acceleration, the setting of board of rising is convenient for provide the passageway or block for the circulation of different degree of depth thick liquids through its effect, realize the mixing of the thick liquids of different degree of depth, the setting of connecting plate is convenient for make the dwang effect circular motion under the drive of dwang, so as to carry out cyclic stirring to different positions in the thick liquids.
Further, the turning plates are obliquely arranged, the adjacent turning plates have opposite oblique directions, and the lower ends of the rotating rods extending out of the connecting plates are fixedly connected with a plurality of columns along the height direction of the rotating rods.
Further, the annular groove is formed in the upper side face of the bottom plate of the desulfurizing tower, the plurality of grooves are formed in the inner side face of the annular groove along the height direction of the annular groove, the lower end of the rotating rod is inserted into the annular groove, the cylinder is connected with the grooves in a meshed mode, the position of the rotating rod is conveniently limited by the arrangement of the annular groove, the rotation of the rotating rod is forced to occur when the rotating rod does circular motion through the arrangement of the cylinder and the grooves, and then the state of the overturning plate is adjusted, so that slurry and oxygen with different depths are fully stirred.
Further, the mixing device also comprises a bracket positioned at the upper end of the reversing valve, and the outer end of the bracket is connected with the side wall of the desulfurizing tower.
Compared with the prior art, the invention has the beneficial effects that: the device is convenient for providing sufficient mixing of oxygen and slurry in the slurry pool of the desulfurizing tower, the rotating rod is driven to rotate by the rotation of the power motor, the injection pipe is further moved to stir the oxygen and the slurry in a rotating way so as to sufficiently mix the oxygen and the slurry, meanwhile, the injection pipe, the conveying pipe and the reversing valve are operated to fill oxygen into different parts in the slurry while stirring, the diffusion rate of the oxygen in the slurry is improved, the existing mode that the oxygen can be mixed with the slurry only for a long time is changed, the working efficiency is improved, insufficient desulfurization caused by uneven oxygen mixing is avoided, the setting of the regulating mechanism is convenient for controlling the operation by the control system according to the height of the slurry, the position of the stirring mechanism is controlled by the stirring mechanism so as to sufficiently stir the slurry and the oxygen, the stirring mechanisms with different screw pitches are arranged to move different degrees, so that the stirring mechanisms are sufficiently stir the slurry with different depths, and the setting of the stirring mechanism is convenient for mutually circulating the slurry with different depths through the operation, and the stirring mechanism is further used for accelerating the mixing of the oxygen with the slurry with different depths.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the floor construction of the present invention;
FIG. 3 is a schematic view of the mixing device of the present invention;
FIG. 4 is a schematic view of a rotating support rod assembly according to the present invention;
FIG. 5 is a schematic view of the adjusting mechanism of the present invention;
FIG. 6 is a schematic view of the output stirring assembly of the present invention;
fig. 7 is a schematic view of the output flip mechanism of the present invention;
in the figure: 1. a desulfurizing tower; 2. a bottom plate; 21. an annular groove; 22. a groove; 3. a mixing device; 4. rotating the support rod set; 41. rotating the rod; 411. a power motor; 42. an adjusting mechanism; 421. a screw; 422. a disc; 423. polygonal slots; 424. polygonal inserted link; 425. a motor; 5. outputting a stirring assembly; 51. a stirring mechanism; 511. an annular plate; 512. an internally threaded tube; 513. a jet pipe; 52. a delivery tube; 521. a reversing valve; 6. a flip mechanism; 61. a rotating lever; 62. a flip plate; 63. a column; 64. a connecting plate; 7. and (3) a bracket.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Examples: referring to fig. 1-7: a desulfurizing absorption tower oxidized wind conveying device for a thermal power plant comprises a desulfurizing tower 1, and also comprises a mixing device 3 for oxygen positioned in the desulfurizing tower 1, wherein the mixing device 3 comprises a rotating support rod group 4 and an output stirring component 5 for oxygen sleeved on the rotating support rod group 4, the rotating support rod group 4 comprises a rotating rod 41 and a power motor 411 with an output shaft connected with the lower end of the rotating rod 41, the power motor 411 is arranged on the desulfurizing tower 1, the inside of the rotating rod 41 is provided with a cavity structure, the side wall of the rotating rod 41 is provided with a sliding hole along the height direction, the rotating support rod group 4 also comprises an adjusting mechanism 42 positioned in the cavity of the rotating rod 41, the adjusting mechanism 42 comprises a plurality of screws 421 which are connected end to end and are vertically arranged, and a motor 425 with the output shaft connected with the upper end of the uppermost Fang Luogan, the lower end of the screw 421 is fixedly connected with a disc 422, the lower side surface of the disc 422 is vertically provided with a polygonal slot 423, the upper ends of the screw rods 421 are fixedly connected with polygonal inserted rods 424, adjacent screw rods 421 are inserted into polygonal slots 423 through the polygonal inserted rods 424 to be connected, threads with different pitches are arranged on the screw rods 421, the output stirring assembly 5 comprises a plurality of stirring mechanisms 51 which are arranged in parallel and sleeved on the rotating rods 41 and a conveying pipe 52 for outputting oxygen, the upper ends of the conveying pipe 52 are connected with a reversing valve 521, the reversing valve 521 is arranged at the upper end of the rotating rods 41, the reversing valve 521 is connected with an oxygenation fan outside the desulfurizing tower 1 through a pipeline, the stirring mechanisms 51 comprise an annular plate 511 and a plurality of injection pipes 513 uniformly arranged outside the annular plate 511, the inside of the annular plate 511 is provided with a cavity structure, the injection pipes 513 are communicated with the cavity structure of the annular plate 511, the lower ends of the conveying pipe 52 penetrate through the annular plates 511 to realize the conveying of oxygen, the conveying pipe 52 is made of elastic materials, and conveyer pipe 52 and annular plate 511 contact fixed connection, set up internal thread pipe 512 in the annular plate 511, internal thread pipe 512 passes through link plate and annular plate 511 fixed connection, annular plate 511 cover is established on rotating rod 41, and internal thread pipe 512 is located rotating rod 41 inside, a plurality of internal thread pipes 512 cover is established respectively on a plurality of screw rods 421, mixing arrangement 3 still includes the mechanism 6 that tumbles, the mechanism 6 that tumbles includes dwang 61, the cover is put a plurality of tumbles 62 on dwang 61 and be located the connecting plate 64 at both ends about dwang 61, the other end and the rotating rod 41 of connecting plate 64 are connected, the tilt-setting of tumbles 62, adjacent tumbles 62 have opposite incline direction, the lower extreme that dwang 61 stretches out connecting plate 64 is along its direction of height fixedly connected with a plurality of cylinders 63, annular groove 21 has been seted up to the bottom plate 2 upside of desulfurizing tower 1, a plurality of recesses 22 have been seted up along its direction of height to the medial surface in annular groove 21, the lower extreme of dwang 61 inserts in cylinder 21, and 63 and recess 22 meshing connection, mixing arrangement 3 still includes the lateral wall 521 that is located the support 7 of reversing valve 7 and the outer end of support 1.
The device for conveniently providing the full mixing of the oxygen and the slurry in the slurry pool of the desulfurizing tower 1 is arranged, the rotating rod 41 is driven to rotate by the rotation of the power motor 411, the jet pipe 513 is further driven to rotate and stir in the slurry to fully mix the oxygen and the slurry, meanwhile, the oxygen is filled into different parts in the slurry while stirring by the jet pipe 513, the conveying pipe 52 and the reversing valve 521, the speed of the oxygen diffusing in the slurry is improved, the existing mode that the oxygen can be mixed with the slurry only for a long time is changed, the working efficiency is improved, the insufficient desulfurization caused by the uneven mixing of the oxygen is avoided, and the reversing valve 521 is arranged to conveniently provide a channel for the oxygen output by being matched with the conveying pipe 52 all the time through the work of the reversing valve 521.
The provision of the hollow structure facilitates the installation and operation of the adjustment mechanism 42 and the lifting and lowering of the internally threaded tube 512 to adjust the positions of the plurality of stirring mechanisms 51 by the operation of the adjustment mechanism 42, and the provision of the slide holes facilitates the passage for the passage and movement of the link plate connecting the internally threaded tube 512 and the annular plate 511.
The setting of adjustment mechanism 42 is convenient for be controlled by control system work according to thick liquid height adjustment rabbling mechanism 51's position, so that through rabbling mechanism 51 intensive mixing thick liquid and oxygen, the setting of screw 421 is convenient for rotate and then drive annular plate 511 and go up and down through the drive of motor 425, for the position of adjustment rabbling mechanism 51 is convenient, the setting of disc 422 is convenient for keep out the rotation pole 41 inside wall, make the contact department of adjacent screw 421 place steadily, the setting that a plurality of screw 421 have different pitch screw threads is convenient for make the rabbling mechanism 51 that is located the thick liquid different degree of depth remove different height, so that a plurality of rabbling mechanism 51 intensive mixing thick liquid of different degree of depth.
The arrangement of the conveying pipe 52 made of elastic material is convenient for deforming the conveying pipe 52 when the stirring mechanism 51 moves, and facilitates the lifting and lowering of the stirring mechanism 51.
The setting of mechanism 6 is convenient for circulate each other through the thick liquid of its work different degree of depth, and then with the mixing of rabbling mechanism 51 cooperation acceleration different degree of depth oxygen and thick liquid, the setting of stirring board 62 is convenient for provide the passageway or block for the circulation of different degree of depth thick liquid through its effect, realizes the mixing of different degree of depth thick liquid, and the setting of connecting plate 64 is convenient for make dwang 61 effect circular motion under the drive of dwang 41 to carry out the circulation stirring to different positions in the thick liquid.
The annular groove 21 is convenient for limiting the position of the rotating rod 61, and the cylinder 63 and the groove 22 are convenient for forcing the rotating rod 61 to rotate while making circular motion through the cooperation of the cylinder 63 and the groove, so that the state of the stirring plate 62 is adjusted, and slurry and oxygen with different depths are fully stirred.
When the stirring device is used, the height of the stirring mechanism 51 is adjusted according to the depth of the slurry through the operation of the adjusting mechanism 42, then the power motor 411 is operated to drive the rotating rod 41 to rotate, so that the stirring mechanism 51 is driven to rotate in the slurry, meanwhile, oxygen is input into the slurry from the injection pipe 513, the full mixing of the slurry and the oxygen is realized, meanwhile, the stirring mechanism 6 is driven to do circular motion under the rotation of the rotating rod 41, and the slurry and the oxygen with different depths are fully mixed through the action of the stirring plate 62.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A desulfurization absorption tower oxidation wind conveyor for thermal power factory, includes desulfurizing tower (1), its characterized in that: still including being located mixing arrangement (3) for oxygen in desulfurizing tower (1), mixing arrangement (3) are including rotating bracing piece group (4) and cover and are established output stirring subassembly (5) for oxygen on rotating bracing piece group (4), rotating bracing piece group (4) are including rotating pole (41) and output shaft and power motor (411) that are connected with rotating pole (41) lower extreme, power motor (411) are installed on desulfurizing tower (1), output stirring subassembly (5) are including a plurality of parallel rabbling mechanisms (51) and conveyer pipe (52) that are used for outputting oxygen of placing and cover on rotating pole (41), the upper end and the switching-over valve (521) of conveyer pipe (52) are connected, switching-over valve (521) are installed in the upper end of rotating pole (41), just switching-over valve (521) are connected with the oxygenation fan in the outside of desulfurizing tower (1) through the pipeline, rabbling mechanisms (51) include annular plate (511) and evenly install a plurality of injection pipes (513) in the outside annular plate (511), inside setting up to be annular plate (511) and be equipped with cavity (511) and conveyer pipe (511) are passed through with conveyer pipe (511) and conveyer pipe (511) are connected with each other.
2. The desulfurization absorption tower oxidized wind conveying device for a thermal power plant according to claim 1, wherein the inside of the rotating rod (41) is provided with a cavity structure, and the side wall of the rotating rod (41) is provided with a sliding hole along the height direction.
3. The desulfurization absorption tower oxidation wind conveyor for thermal power factory according to claim 2, wherein, rotation bracing piece group (4) still include be located adjustment mechanism (42) in rotation pole (41) cavity, adjustment mechanism (42) are including a plurality of head and tail connection and vertical screw rods (421) and output shaft and motor (425) that are connected with the upper end of Fang Luogan (421) uppermost, the lower extreme fixedly connected with disc (422) of screw rod (421), just polygonal slot (423) have been seted up perpendicularly to the downside of disc (422), the upper end fixedly connected with polygon inserted link (424) of screw rod (421), adjacent screw rod (421) are inserted polygonal slot (423) internal connection through polygon inserted link (424), a plurality of have the screw thread of different pitches on screw rod (421).
4. A desulfurization absorption tower oxidation wind conveyor for thermal power factory according to claim 3, wherein, set up internal thread pipe (512) in annular plate (511), internal thread pipe (512) pass through link board and annular plate (511) fixed connection, annular plate (511) cover is established on rotating rod (41), just internal thread pipe (512) are located rotating rod (41) inside, and a plurality of internal thread pipe (512) cover are established respectively on a plurality of screw rods (421).
5. The desulfurization absorbing tower oxidized wind transporting device for a thermal power plant according to claim 4, wherein the transporting pipe (52) is made of an elastic material, and the transporting pipe (52) is fixedly connected to the contact portion of the annular plate (511).
6. The desulfurization absorption tower oxidation wind conveying device for a thermal power plant according to claim 5, wherein the mixing device (3) further comprises a turning mechanism (6), the turning mechanism (6) comprises a rotating rod (61), a plurality of turning plates (62) sleeved on the rotating rod (61) and connecting plates (64) positioned at the upper end and the lower end of the rotating rod (61), and the other ends of the connecting plates (64) are connected with a rotating rod (41).
7. The desulfurization absorbing tower oxidized wind conveying device for a thermal power plant according to claim 6, wherein the turning plates (62) are obliquely arranged, the adjacent turning plates (62) have opposite oblique directions, and the lower ends of the rotating rods (61) extending out of the connecting plates (64) are fixedly connected with a plurality of columns (63) along the height direction thereof.
8. The desulfurization absorption tower oxidation wind conveying device for a thermal power plant according to claim 7, wherein an annular groove (21) is formed in the upper side surface of a bottom plate (2) of the desulfurization tower (1), a plurality of grooves (22) are formed in the inner side surface of the annular groove (21) along the height direction of the annular groove, the lower end of the rotating rod (61) is inserted into the annular groove (21), and the column body (63) is connected with the grooves (22) in a meshed mode.
9. The desulfurization absorption tower oxidized wind conveying device for a thermal power plant according to claim 8, wherein the mixing device (3) further comprises a bracket (7) positioned at the upper end of the reversing valve (521), and the outer end of the bracket (7) is connected with the side wall of the desulfurization tower (1).
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| CN202111402288.1A CN114130182B (en) | 2021-11-24 | 2021-11-24 | A desulfurization absorption tower oxidation wind conveyor for thermal power factory |
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