CN113058427A - Desulfurization and denitrification integrated equipment for power plant - Google Patents
Desulfurization and denitrification integrated equipment for power plant Download PDFInfo
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- CN113058427A CN113058427A CN202110232433.XA CN202110232433A CN113058427A CN 113058427 A CN113058427 A CN 113058427A CN 202110232433 A CN202110232433 A CN 202110232433A CN 113058427 A CN113058427 A CN 113058427A
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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
- B01D53/90—Injecting reactants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
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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
- 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
- B01D53/96—Regeneration, reactivation or recycling of reactants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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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
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
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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
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
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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
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
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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
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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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Abstract
The invention discloses desulfurization and denitrification integrated equipment for a power plant, which comprises a primary filter tank, a desulfurization and denitrification tower and an adsorption tank, the left lower side of the primary filter box is connected with an air inlet pipe, an anemometer and a detector are arranged on the air inlet pipe, the device is used for detecting the concentration and the flowing speed of the flue gas and providing a basis for subsequent treatment, the anemometer and the detector are both electrically connected with the controller, the primary filter tank is internally provided with a filter plate, the upper side of the filter plate is provided with a water curtain spray pipe, the lower end of the primary filter tank is connected with a discharge pipe, the filter plate is filled with sponge, the device carries out chemical reaction through the flue gas and ammonia gas, the flue gas is desulfurized and denitrated, excessive ammonia gas is fully absorbed and is secondarily utilized, the utilization rate of raw materials is improved, simultaneously, utilize the cleaning plate to carry out inside clearance, avoid the dust to pile up on the inner wall, utilize the air current to drive the power leaf and rotate for mix more evenly.
Description
Technical Field
The invention relates to the technical field of flue gas desulfurization and denitration, in particular to desulfurization and denitration integrated equipment for a power plant.
Background
A coal power plant is a factory for producing electric energy by using coal, and its basic production process is that the coal is heated to generate steam when burning, and the chemical energy of coal is converted into heat energy, and the steam pressure drives a steam turbine to rotate, and the heat energy is converted into mechanical energy, then the steam turbine drives a generator to rotate, and the mechanical energy is converted into electric energy, so that in the course of burning coal a boiler is required, and the boiler also can produce flue gas in the course of working, and the dust contained in the flue gas, including fly ash, carbon black, sulfur and nitrogen oxides, is the substance polluting atmosphere, and when it is not purified, its discharge index can be several times to several tens times of environmental protection regulated index, and the measures for controlling the discharge of these substances include pretreatment of combustion, improvement of combustion technology, dust removal, desulfurization and denitration, etc., and only can reduce the concentration of pollutant in the atmosphere of area near the chimney by means of high, the flue gas in the boiler needs to be subjected to desulfurization, denitrification and purification treatment, so that the boiler flue gas desulfurization, denitrification and purification device is particularly important.
In the boiler flue gas separation's of modern use SOx/NOx control purifier, get rid of efficiency for the guarantee, often lead to the use of ammonia excessive, lead to containing the ammonia in the exhaust flue gas, cause the waste and the pollution of raw materials to after SOx/NOx control tower uses for a long time, the dirt easily appears in its inner wall, and the clearance is inconvenient. Therefore, the invention provides integrated equipment for desulfurization and denitrification of a power plant, which aims to solve the problems in the background art.
Disclosure of Invention
The invention aims to provide desulfurization and denitrification integrated equipment for a power plant, which aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a desulfurization and denitrification integrated device for a power plant comprises a primary filter box, a desulfurization and denitrification tower and an adsorption box, wherein the left lower side of the primary filter box is connected with an air inlet pipe, an anemometer and a detector are mounted on the air inlet pipe and used for detecting the concentration and the flow speed of flue gas and providing a basis for subsequent treatment, the anemometer and the detector are both electrically connected with a controller, a filter plate is arranged in the primary filter box, a water curtain spray pipe is arranged on the upper side of the filter plate, the lower end of the primary filter box is connected with a discharge pipe, the upper end of the primary filter box is connected with the desulfurization and denitrification tower through a connecting pipe, an inner cylinder is arranged in the desulfurization and denitrification tower, the upper end of the inner cylinder is connected;
the lower end of the inner cylinder is rotatably connected with a rotating shaft, the outer side of the lower end of the rotating shaft is fixedly connected with an interference blade, the outer side of the upper end of the rotating shaft is fixedly provided with a power blade, the middle part of the inner cylinder is provided with a catalyst filling layer, the periphery of the lower side of the inner cylinder is provided with an annular ammonia pipe, the ammonia pipe penetrates through the desulfurization and denitrification tower and then is connected with a liquid ammonia tank, and the ammonia pipe is provided with a metering valve and a power pump for controlling the;
the second connecting pipe is provided with a booster pump, a packing layer is arranged in the adsorption tank, a water distributor is arranged above the packing layer and connected with a water inlet pipe, an activated carbon layer is arranged above the water distributor, the upper end of the adsorption tank is connected with an air outlet pipe, the lower end of the adsorption tank is connected with a circulating pipe, the circulating pipe is connected with a water curtain spray pipe, electromagnetic valves are arranged on the circulating pipe and the air outlet pipe, and water level gauges are arranged in the adsorption tank and the primary filter tank for detection.
As a further scheme of the invention, the filter plate is filled with sponge, so that moisture is fully contacted with gas, and dust and smoke in the gas flow are subjected to primary treatment.
As a further scheme of the invention, the desulfurization and denitrification tower is in a circular truncated cone shape, and the diameter of the upper end of the tower is larger than that of the lower end of the tower, so that the cross section of the gas flow is gradually reduced, the flow rate of the gas is increased, and the gas pressure is increased.
As a further scheme of the invention, the disturbance blade is provided with a plurality of through holes, which have a disturbance effect on the air flow.
As a further scheme of the invention, the outer side of the inner cylinder is rotatably connected with a cleaning plate through a rotary table, bristles are arranged on the cleaning plate towards the inner side of the desulfurization and denitrification tower, the cleaning plate is arc-shaped and is driven to rotate by airflow.
As a further scheme of the invention, the bottom of the desulfurization and denitrification tower is obliquely arranged, and the bottom end of the desulfurization and denitrification tower is connected with the impurity discharge pipe, so that impurities can be conveniently cleaned.
As a further scheme of the invention, the inner wall and the lower side of the ammonia gas pipe facing the desulfurization and denitrification tower are provided with spray pipes to help the vaporized ammonia gas to be uniformly distributed.
As a further scheme of the invention, an underwater plate is fixed in the primary filter tank and is positioned below the liquid level, and the underwater plate is obliquely arranged towards the upper right.
As a further scheme of the invention, the underwater plate is provided with strip-shaped through holes.
As a further scheme of the invention, the controller is electrically connected with the electromagnetic valve, the water level gauge and the metering valve for intelligent control.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the flue gas and the ammonia gas are subjected to chemical reaction, so that the desulfurization and denitrification work is performed on the flue gas, the excessive ammonia gas is fully absorbed and is secondarily utilized, and the utilization rate of the raw materials is improved.
2. The invention utilizes the cleaning plate to clean the interior, avoids dust from accumulating on the inner wall, and utilizes the airflow to drive the power blade to rotate, so that the mixing is more uniform.
Drawings
FIG. 1 is a schematic structural diagram of desulfurization and denitrification integrated equipment for a power plant.
FIG. 2 is a schematic structural diagram of a power blade in desulfurization and denitrification integrated equipment of a power plant.
FIG. 3 is a schematic view of the bottom view of an ammonia pipe in the desulfurization and denitrification integrated equipment of the power plant.
Fig. 4 is a schematic structural diagram of a water-bottom plate in desulfurization and denitrification integrated equipment of a power plant.
FIG. 5 is a system block diagram of a desulfurization and denitrification integrated device of a power plant.
In the figure: 1. a primary filter box; 2. an air inlet pipe; 3. a filter plate; 4. a water curtain spray pipe; 5. a first connecting pipe; 6. a desulfurization and denitrification tower; 7. a trash removal pipe; 8. an inner barrel; 9. a rotating shaft; 10. disturbing the movable blade; 11. a power blade; 12. cleaning the plate; 13. a catalyst-filled layer; 14. a second connecting pipe; 15. a booster pump; 16. an adsorption tank; 17. a filler layer; 18. a water distributor; 19. a water inlet pipe; 20. an air outlet pipe; 21. an activated carbon layer; 22. a circulation pipe; 23. a discharge pipe; 24. an ammonia pipe; 25. a liquid ammonia tank; 26. a board under water.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the invention, a desulfurization and denitrification integrated device for a power plant comprises a primary filter tank 1, a desulfurization and denitrification tower 6 and an adsorption tank 16, wherein the left lower side of the primary filter tank 1 is connected with an air inlet pipe 2, the air inlet pipe 2 is provided with an anemometer and a detector for detecting the concentration and the flow speed of flue gas and providing a basis for subsequent treatment, the anemometer and the detector are both electrically connected with a controller, a filter plate 3 is arranged in the primary filter tank 1, the upper side of the filter plate 3 is provided with a water curtain spray pipe 4, the lower end of the primary filter tank 1 is connected with a discharge pipe 23, the filter plate 3 is filled with sponge to fully contact water with gas and primarily treat dust and flue gas in airflow, the upper end of the primary filter tank 1 is connected with the desulfurization and denitrification tower 6 through a first connecting pipe 5, an inner cylinder 8 is arranged in the desulfurization and denitrification tower 6, the lower end of the inner cylinder 8 is communicated with the desulfurization and denitrification tower 6 through a filter screen, the desulfurization and denitrification tower 6 is in a round table shape, and the diameter of the upper end of the desulfurization and denitrification tower is larger than that of the lower end of the desulfurization and denitrification tower, so that the cross section of airflow is gradually reduced, the flow velocity of gas is increased, and the air pressure is increased;
the lower end of the inner cylinder 8 is rotatably connected with a rotating shaft 9, the outer side of the lower end of the rotating shaft 9 is fixedly connected with an interference movable blade 10, the outer side of the upper end of the rotating shaft 9 is fixed with a power blade 11, the interference movable blade 10 is provided with a plurality of through holes which play a role in disturbing air flow, the bottom of the desulfurization and denitrification tower 6 is obliquely arranged, the bottom of the desulfurization and denitrification tower 6 is connected with an impurity discharge pipe 7 so as to conveniently clean impurities, the outer side of the inner cylinder 8 is rotatably connected with a cleaning plate 12 through a rotary table, the cleaning plate 12 is provided with brush hairs towards the inner side of the desulfurization and denitrification tower 6 and is arc-shaped, the cleaning plate 12 is driven to rotate by air flow, the middle part of the inner cylinder 8 is provided with a catalyst filling layer 13, the periphery of the lower side of the inner cylinder 8 is provided with an annular ammonia pipe 24, the ammonia pipe 24 penetrates through the desulfurization and denitrification tower 6 and is connected with a liquid ammonia tank, the vaporized ammonia gas is uniformly distributed;
install booster pump 15 on the second 14 of connecting pipe, be equipped with packing layer 17 in the adsorption tank 16, the top of packing layer 17 is equipped with water-locator 18, and inlet tube 19 is connected to water-locator 18, and the top of water-locator 18 is equipped with activated carbon layer 21, and outlet duct 20 is connected to the upper end of adsorption tank 16, and circulating pipe 22 is connected to the lower extreme of adsorption tank 16, and water curtain spray tube 4 is connected to circulating pipe 22, all installs the solenoid valve on circulating pipe 22 and the outlet duct 20, all installs the fluviograph in adsorption tank 16 and the prefilter tank 1, detect, prefilter tank 1 internal fixation has hypoplastron 26, and board 26 is located below the liquid level under water, and board 26 sets up towards the upper right side slope under water, and is equipped with banding through-hole under water on board 26, controller electric connection solenoid valve.
The working principle of the invention is as follows: the intelligent control is carried out through a controller, an air inlet pipe 2 is connected with a flue gas inlet, the flue gas is discharged from different through holes through the blocking of a water lower plate 26, the liquid flowing out through a water curtain spray pipe 4 purifies the flue gas, the flue gas is led into a desulfurization and denitration tower 6 through a connecting pipe I5, the cross section of the air flow is gradually reduced, the flow velocity of the flue gas is accelerated, a cleaning plate 12 is driven to rotate, the inner side of the desulfurization and denitration tower 6 is cleaned, dust is prevented from being accumulated on the inner wall, meanwhile, the air flow enters an inner barrel 8 through a filter screen, the air flow drives a power blade 11 to rotate and further drives a disturbance blade 10 to rotate, meanwhile, the liquid ammonia is led into an ammonia pipe 24 through a metering valve and a power pump, the ammonia is heated by the heat of the flue gas and is sprayed out through a nozzle and mixed with the flue gas, the chemical reaction is carried, the flue gas is taken out of the desulfurization and denitrification tower 6 by the booster pump 15 on the second connecting pipe 14, the flue gas containing ammonia passes through the water distributor 18 and the packing layer 17, make the ammonia dissolve in water, and pass through the leading-in cascade spray pipe 4 of circulating pipe 22 with water, guarantee the make full use of ammonia, the flue gas is finally discharged into in the outlet duct 20 after the absorption of activated carbon layer 21, the solenoid valve intermittent type nature on the outlet duct 20 is opened, make the atmospheric pressure in the adsorption tank 16 be periodic pressure boost and pressure release, make water impress in the circulating pipe 22, and simultaneously, increase atmospheric pressure makes the contact nature of ammonia and water better, increase the absorption rate of ammonia.
According to the invention, the flue gas and the ammonia gas are subjected to chemical reaction, so that the desulfurization and denitrification work is carried out on the flue gas, the excessive ammonia gas is fully absorbed and is secondarily utilized, the utilization rate of raw materials is improved, meanwhile, the cleaning plate 12 is utilized for internal cleaning, dust is prevented from being accumulated on the inner wall, and the power blades 11 are driven to rotate by utilizing the airflow, so that the mixing is more uniform.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A desulfurization and denitrification integrated equipment for a power plant comprises a primary filter tank (1), a desulfurization and denitrification tower (6) and an adsorption tank (16), the device is characterized in that the left lower side of the primary filter box (1) is connected with an air inlet pipe (2), the air inlet pipe (2) is provided with an anemometer and a detector, the anemometer and the detector are both electrically connected with a controller, a filter plate (3) is arranged in the primary filter box (1), the upper side of the filter plate (3) is provided with a water curtain spray pipe (4), the lower end of the primary filter box (1) is connected with a discharge pipe (23), the upper end of the primary filter box (1) is connected with a desulfurization and denitrification tower (6) through a first connecting pipe (5), an inner cylinder (8) is arranged in the desulfurization and denitrification tower (6), the upper end of the inner cylinder (8) is connected with an adsorption box (16) through a second connecting pipe (14), and the lower;
the lower end of the inner cylinder (8) is rotatably connected with a rotating shaft (9), the outer side of the lower end of the rotating shaft (9) is fixedly connected with a disturbance blade (10), the outer side of the upper end of the rotating shaft (9) is fixedly provided with a power blade (11), the middle part of the inner cylinder (8) is provided with a catalyst filling layer (13), the periphery of the lower side of the inner cylinder (8) is provided with an annular ammonia pipe (24), the ammonia pipe (24) penetrates through the desulfurization and denitrification tower (6) and then is connected with a liquid ammonia tank (25), and the ammonia pipe (24) is provided with a metering valve and a;
install booster pump (15) on connecting pipe two (14), be equipped with packing layer (17) in adsorption tank (16), the top of packing layer (17) is equipped with water-locator (18), inlet tube (19) are connected in water-locator (18), the top of water-locator (18) is equipped with activated carbon layer (21), outlet duct (20) are connected to the upper end of adsorption tank (16), circulating pipe (22) is connected to the lower extreme of adsorption tank (16), cascade spray tube (4) is connected in circulating pipe (22), all install the solenoid valve on circulating pipe (22) and outlet duct (20), all install the fluviograph in adsorption tank (16) and the prefilter box (1).
2. The integrated desulfurization and denitrification facility for power plants according to claim 1, wherein the filter plate (3) is filled with sponge.
3. The integrated desulfurization and denitrification facility for power plants according to claim 1, wherein the desulfurization and denitrification tower (6) is in the shape of a truncated cone, and the diameter of the upper end is larger than that of the lower end.
4. The integrated desulfurization and denitrification equipment for power plants according to claim 1, wherein the disturbance blade (10) is provided with a plurality of through holes.
5. The integrated equipment for desulfurization and denitrification in power plants according to claim 1, wherein the outer side of the inner cylinder (8) is rotatably connected with a cleaning plate (12) through a rotary table, bristles are arranged on the inner side of the cleaning plate (12) facing the desulfurization and denitrification tower (6), and the cleaning plate (12) is arc-shaped.
6. The integrated desulfurization and denitrification facility for power plants according to claim 1, wherein the bottom of the desulfurization and denitrification tower (6) is inclined, and the bottom end of the desulfurization and denitrification tower is connected with the impurity discharging pipe (7).
7. The integrated desulfurization and denitrification facility for power plants according to claim 1, wherein the ammonia pipe (24) is provided with spray pipes on the inner wall and the lower side of the desulfurization and denitrification tower (6).
8. The integrated desulfurization and denitrification facility for a power plant according to claim 1, wherein a lower water plate (26) is fixed in the primary filter tank (1), the lower water plate (26) is located below the liquid level, and the lower water plate (26) is arranged in an inclined manner towards the upper right.
9. The integrated desulfurization and denitrification facility for power plants according to claim 8, wherein the underwater plate (26) is provided with strip-shaped through holes.
10. The integrated desulfurization and denitrification facility for a power plant according to claim 1, wherein the controller is electrically connected with the electromagnetic valve, the water level gauge and the metering valve.
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| CN202110232433.XA CN113058427B (en) | 2021-03-01 | 2021-03-01 | Desulfurization and denitrification integrated equipment for power plant |
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| CN202110232433.XA CN113058427B (en) | 2021-03-01 | 2021-03-01 | Desulfurization and denitrification integrated equipment for power plant |
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| CN113058427A true CN113058427A (en) | 2021-07-02 |
| CN113058427B CN113058427B (en) | 2022-11-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090054A (en) * | 2022-06-22 | 2022-09-23 | 华能湖南岳阳发电有限责任公司 | Flue gas desulfurization and denitrification treatment device and method for coal-fired power plant |
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