CN113058427B - Desulfurization and denitrification integrated equipment for power plant - Google Patents

Desulfurization and denitrification integrated equipment for power plant Download PDF

Info

Publication number
CN113058427B
CN113058427B CN202110232433.XA CN202110232433A CN113058427B CN 113058427 B CN113058427 B CN 113058427B CN 202110232433 A CN202110232433 A CN 202110232433A CN 113058427 B CN113058427 B CN 113058427B
Authority
CN
China
Prior art keywords
desulfurization
pipe
denitrification
tower
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110232433.XA
Other languages
Chinese (zh)
Other versions
CN113058427A (en
Inventor
李树品
孟祥民
张矿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Zishuo Environmental Engineering Technology Co ltd
Original Assignee
Anhui Zishuo Environmental Engineering Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Zishuo Environmental Engineering Technology Co ltd filed Critical Anhui Zishuo Environmental Engineering Technology Co ltd
Priority to CN202110232433.XA priority Critical patent/CN113058427B/en
Publication of CN113058427A publication Critical patent/CN113058427A/en
Application granted granted Critical
Publication of CN113058427B publication Critical patent/CN113058427B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses desulfurization and denitrification integrated equipment for a power plant, which 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 arranged on the air inlet pipe and used for detecting the concentration and the flowing 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, and sponge is filled in the filter plate.

Description

Desulfurization and denitrification integrated equipment for power plant
Technical Field
The invention relates to the technical field of flue gas desulfurization and denitrification, in particular to desulfurization and denitrification integrated equipment for a power plant.
Background
The 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 produce steam when it is burnt, and the chemical energy of coal is converted into heat energy, and the steam pressure can drive steam turbine to rotate, and the heat energy is converted into mechanical energy, and then the steam turbine can drive generator to rotate, and the mechanical energy is converted into electric energy, so that in the course of coal combustion the boiler also can be used, and the boiler also can produce flue gas, and the dust contained in the flue gas, including fly ash, carbon black, sulfur and nitrogen oxides, can be used as substances for polluting atmosphere, and when it is not purified, its discharge index can be up to several times to several tens of times of environmental protection regulated index.
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 with the adsorption box through a connecting pipe II, and the lower end of the inner cylinder is communicated with the desulfurization and denitrification tower through the filter screen;
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 flow of ammonia;
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 airflow 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, a plurality of through holes are arranged on the disturbance blade, so that the disturbance effect on the airflow is realized.
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 a desulfurization and denitrification integrated device of 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 packing 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 underwater plate.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the present invention, a desulfurization and denitrification integrated apparatus for a power plant includes a primary filter tank 1, a desulfurization and denitrification tower 6 and an adsorption tank 16, a gas inlet pipe 2 is connected to a lower left side of the primary filter tank 1, an anemometer and a detector are installed on the gas inlet pipe 2, and are used for detecting a concentration and a flow speed of flue gas to provide a basis for subsequent treatment, the anemometer and the detector are both electrically connected to a controller, a filter plate 3 is disposed in the primary filter tank 1, a water curtain spray pipe 4 is disposed on an upper side of the filter plate 3, a discharge pipe 23 is connected to a lower end of the primary filter tank 1, a sponge is filled in the filter plate 3 to fully contact moisture with gas, and primarily treat dust and flue gas in a gas flow, an upper end of the primary filter tank 1 is connected to the desulfurization and denitrification tower 6 through a first connection pipe 5, an inner cylinder 8 is disposed in the desulfurization and denitrification tower 6, an upper end of the inner cylinder 8 is connected to the adsorption tank 16 through a second connection pipe 14, a lower end of the inner cylinder 8 is communicated to the desulfurization and denitrification tower 6 through the filter screen, the desulfurization and denitrification tower 6 is in a circular truncated cone shape, and has an upper end diameter larger than a lower end, so that a cross section of the gas flow is gradually reduced, and a flow rate of the gas flow is increased to increase a gas pressure;
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 disturbance blade 10 is provided with a plurality of through holes which play a role in disturbing airflow, 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, impurities can be conveniently cleaned, 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, the cleaning plate 12 is arc-shaped and is driven to rotate by airflow, 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 25, the ammonia pipe 24 is provided with a metering valve and a power pump for controlling the flow of ammonia, and the ammonia pipe 24 is provided with spray pipes towards the inner wall and the lower side of the desulfurization and denitrification tower 6, so as to help to uniformly distribute vaporized ammonia;
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, fluviograph and metering valve, carries out intelligent control.
The working principle of the invention is as follows: the device is intelligently controlled by a controller, an air inlet pipe 2 is connected with a flue gas inlet, flue gas is blocked by a water lower plate 26 and is discharged from different through holes, liquid flowing out through a water curtain spray pipe 4 is used for purifying the flue gas, the flue gas is led into a desulfurization and denitrification tower 6 through a first connecting pipe 5, the cross section of air flow is gradually reduced, the flow speed of the flue gas is accelerated, a cleaning plate 12 is driven to rotate, the inner side of the desulfurization and denitrification tower 6 is cleaned to avoid dust from accumulating 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, liquid ammonia is led into an ammonia pipe 24 through a metering valve and a power pump, the ammonia is heated by using the heat of the flue gas and is sprayed out through a nozzle to be mixed with the flue gas, inside flue gas and ammonia carry out chemical reaction, and pass through catalyst filling layer 13, can carry out SOx/NOx control work to the flue gas, booster pump 15 on the rethread connecting pipe two 14 takes the flue gas out SOx/NOx control tower 6, the flue gas that contains the ammonia passes through water-locator 18 and packing layer 17, make the ammonia dissolve in the aquatic, and pass through leading-in cascade spray tube 4 of circulating pipe 22 with water, guarantee the make full use of ammonia, the flue gas is finally discharged in outlet duct 20 after the absorption of activated carbon layer 21, 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, the absorption rate of increase ammonia.
According to the invention, flue gas and ammonia gas are subjected to chemical reaction, so that desulfurization and denitrification are carried out on the flue gas, 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 airflow is utilized to drive the power blades 11 to rotate, 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 (7)

1. The utility model provides a desulfurization and denitrification integrated equipment of power plant, including primary filter tank (1), desulfurization and denitrification tower (6) and adsorption tank (16), characterized in that, the left downside of primary filter tank (1) connects intake pipe (2), install anemograph and detector on intake pipe (2), anemograph and detector all electrically connected controller, be equipped with filter (3) in primary filter tank (1), the upside of filter (3) is equipped with cascade spray tube (4), the lower extreme of primary filter tank (1) is connected discharge tube (23), the upper end of primary filter tank (1) is connected desulfurization and denitrification tower (6) through connecting pipe one (5), be equipped with inner tube (8) in desulfurization and denitrification tower (6), the upper end of inner tube (8) is connected adsorption tank (16) through connecting pipe two (14), the lower extreme of inner tube (8) is through filter screen intercommunication desulfurization and denitrification tower (6);
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 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 power pump;
a booster pump (15) is installed on the second connecting pipe (14), a packing layer (17) is arranged in the adsorption tank (16), a water distributor (18) is arranged above the packing layer (17), the water distributor (18) is connected with a water inlet pipe (19), an activated carbon layer (21) is arranged above the water distributor (18), an air outlet pipe (20) is connected with the upper end of the adsorption tank (16), the lower end of the adsorption tank (16) is connected with a circulating pipe (22), the circulating pipe (22) is connected with a water curtain spray pipe (4), electromagnetic valves are installed on the circulating pipe (22) and the air outlet pipe (20), the electromagnetic valves on the air outlet pipe (20) are intermittently opened, so that the air pressure in the adsorption tank (16) is periodically pressurized and decompressed, water enters the circulating pipe (22), and water level gauges are installed in the adsorption tank (16) and the primary filter tank (1);
the desulfurization and denitrification tower (6) is in a round table shape, and the diameter of the upper end of the tower is larger than that of the lower end of the tower;
the outer side of the inner barrel (8) is rotatably connected with a cleaning plate (12) through a rotary table, bristles are arranged on the cleaning plate (12) towards the inner side of the desulfurization and denitrification tower (6), the cleaning plate (12) is arc-shaped and is guided into the desulfurization and denitrification tower (6) through a first connecting pipe (5), the cross section of airflow is gradually reduced, the flow rate of flue gas is accelerated, the cleaning plate (12) is driven to rotate, the inner side of the desulfurization and denitrification tower (6) is cleaned, and dust is prevented from being accumulated on the inner wall;
a water-under plate (26) is fixed in the primary filter tank (1), the water-under plate (26) is positioned below the liquid level, and the water-under plate (26) is obliquely arranged towards the upper right.
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 equipment for power plants according to claim 1, wherein the disturbance blade (10) is provided with a plurality of through holes.
4. The integrated desulfurization and denitrification equipment for the power plant as claimed in claim 1, wherein the bottom of the desulfurization and denitrification tower (6) is arranged obliquely, and the bottom end of the desulfurization and denitrification tower is connected with the impurity discharging pipe (7).
5. 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).
6. The integrated desulfurization and denitrification facility for a power plant as claimed in claim 1, wherein the underwater plate (26) is provided with strip-shaped through holes.
7. 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.
CN202110232433.XA 2021-03-01 2021-03-01 Desulfurization and denitrification integrated equipment for power plant Active CN113058427B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110232433.XA CN113058427B (en) 2021-03-01 2021-03-01 Desulfurization and denitrification integrated equipment for power plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110232433.XA CN113058427B (en) 2021-03-01 2021-03-01 Desulfurization and denitrification integrated equipment for power plant

Publications (2)

Publication Number Publication Date
CN113058427A CN113058427A (en) 2021-07-02
CN113058427B true CN113058427B (en) 2022-11-01

Family

ID=76559441

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110232433.XA Active CN113058427B (en) 2021-03-01 2021-03-01 Desulfurization and denitrification integrated equipment for power plant

Country Status (1)

Country Link
CN (1) CN113058427B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115090054B (en) * 2022-06-22 2024-05-28 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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106390739A (en) * 2016-11-30 2017-02-15 南京右转信息科技有限公司 Exhaust gas processor in coating production process
CN107754539A (en) * 2017-11-27 2018-03-06 张士伟 A kind of whirlwind cloth bag compound type dust remover

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204543989U (en) * 2015-04-12 2015-08-12 王永春 A kind of new cellular desulfuring and denitrifying apparatus
CN204865783U (en) * 2015-07-13 2015-12-16 煤炭工业济南设计研究院有限公司 Low temperature flue gas denitration catalytic reaction device
CN105126546B (en) * 2015-08-10 2017-09-22 大唐环境产业集团股份有限公司 A kind of ammonia absorption treating device and method
JPWO2017179107A1 (en) * 2016-04-11 2019-02-14 日揮株式会社 Exhaust gas treatment system
CN207786297U (en) * 2017-12-19 2018-08-31 湖南科技大学 A kind of SCR denitration reactor is evenly distributed with the guiding device in flow field
CN108636080B (en) * 2018-05-08 2021-03-12 佛山市奥瑞斯科技有限公司 Industrial flue gas desulfurization and denitrification equipment
CN108686477B (en) * 2018-07-14 2023-12-01 邢台润天环保科技有限公司 Desulfurization process and equipment for reducing ammonia and desulfurizing liquid escape
CN209476008U (en) * 2018-10-17 2019-10-11 李保亮 A kind of low-temperature denitration of flue gas catalytic reaction system
CN111545026A (en) * 2020-05-12 2020-08-18 江苏峰峰鸿运环保科技发展有限公司 Low-temperature efficient desulfurization and denitrification device and method for flue gas
CN112337305A (en) * 2020-11-25 2021-02-09 杨勇 Low-consumption carbon-based catalytic desulfurization and denitrification device for flue gas purification

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106390739A (en) * 2016-11-30 2017-02-15 南京右转信息科技有限公司 Exhaust gas processor in coating production process
CN107754539A (en) * 2017-11-27 2018-03-06 张士伟 A kind of whirlwind cloth bag compound type dust remover

Also Published As

Publication number Publication date
CN113058427A (en) 2021-07-02

Similar Documents

Publication Publication Date Title
CN209123586U (en) A kind of waste gas treatment device based on Venturi effect
CN201988299U (en) Waste gas purifying device
CN212881688U (en) High-efficient desulphurization unit of flue gas
CN113058427B (en) Desulfurization and denitrification integrated equipment for power plant
CN110585875A (en) High-efficient boiler dust removal SOx/NOx control device
CN113457408A (en) Efficient kitchen malodorous gas purification system
CN203635060U (en) Tail gas purification system in circulating treatment manner
CN208269175U (en) A kind of Environment protection chimney with filtering function
CN203777911U (en) Desulfuration, dedusting and denitration integrated flue gas cleaner
CN203635061U (en) Tail gas purification device
CN108499344A (en) A kind of biomass flue gas dust-removal and desulfurizing denitrating system
CN111298615A (en) Leading SDS desulphurization unit of msw incineration flue gas
CN203355583U (en) Flue gas purifier
CN202191838U (en) Flue gas disposing device of coal-fired industrial boiler
CN214051162U (en) High-efficient processing apparatus of VOC exhaust-gas treatment
CN212881747U (en) Semi-dry desulfurization tower with activated carbon mixing device
CN103480230A (en) Sulfide waste gas purification absorption device and use method thereof
CN210206411U (en) Novel coal fired power plant's exhaust-gas treatment device
CN210473558U (en) Desulfurization, denitrification and whitening integrated system for sintering machine
CN208372801U (en) A kind of smelly emission-control equipment
CN112691488A (en) Waste gas purification equipment for biomass particle combustion
CN111298612A (en) Microbial desulfurization method for flue gas
CN221207374U (en) Winding tower for flue gas treatment
CN210302990U (en) Boiler flue gas purification device
CN207385100U (en) A kind of VOCs treatment integrated apparatus

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant