CN111649350A - Energy-saving environment-friendly emission reduction device for power plant - Google Patents

Energy-saving environment-friendly emission reduction device for power plant Download PDF

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Publication number
CN111649350A
CN111649350A CN202010560096.2A CN202010560096A CN111649350A CN 111649350 A CN111649350 A CN 111649350A CN 202010560096 A CN202010560096 A CN 202010560096A CN 111649350 A CN111649350 A CN 111649350A
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water tank
carbon dioxide
energy
recovery water
heat energy
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CN202010560096.2A
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Chinese (zh)
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葛忠伟
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Individual
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • 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
    • B01D53/002—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 condensation
    • 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
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
    • 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
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/50—Carbon dioxide
    • 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
    • F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
    • 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
    • F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B21/00—Machines, plants or systems, using electric or magnetic effects
    • F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2215/00—Preventing emissions
    • F23J2215/20—Sulfur; Compounds thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2217/00—Intercepting solids
    • F23J2217/10—Intercepting solids by filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
    • F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
    • F25B2321/025—Removal of heat
    • F25B2321/0251—Removal of heat by a gas
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
    • 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
    • Y02E20/30—Technologies for a more efficient combustion or heat usage
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention relates to the technical field of energy conservation and emission reduction, in particular to an energy-saving environment-friendly emission reduction device for a power plant, which comprises a dust particle filter box, wherein the other side of the dust particle filter box is connected with a heat energy recovery water tank through an air inlet pipe, a water injection port is arranged above the heat energy recovery water tank, a heat exchange box is arranged in the heat energy recovery water tank, and the other side of an air outlet pipe is connected with a sulfide treatment chamber; the connecting pipe communicates with a carbon dioxide condensation chamber, and a carbon dioxide storage tank is communicated below the carbon dioxide condensation chamber. The device is with the waste gas that the burning coal burning produced through dust particle filter box, heat recovery water tank, sulphide process chamber, carbon dioxide condensation chamber with this, gets rid of the dust solid particle in the waste gas, and recycle exhaust gas heat energy has simultaneously improved energy utilization and rate, decomposes the sulfur dioxide in the waste gas through the sulphide process chamber, becomes liquid through the condensation of carbon dioxide condensation chamber with remaining carbon dioxide at last, convenient reuse.

Description

Energy-saving environment-friendly emission reduction device for power plant
Technical Field
The invention relates to the technical field of energy conservation and emission reduction, in particular to an energy-saving, environment-friendly and emission-reducing device for a power plant.
Background
Thermal power generation is a main power generation mode in China, and heat energy generated by combustible materials during combustion is converted into electric energy through a power generation power device. Because the fuel such as coal is combusted, the pollutants such as carbon dioxide, sulfur dioxide and solid particles contained in a large amount of flue gas can be discharged, the environment is greatly polluted, and a large amount of heat energy contained in the flue gas is lost due to the discharge of high-temperature flue gas. The existing large-scale kiln needs to be directly discharged at high altitude through a chimney, so that the environment is greatly polluted, and much heat energy is lost.
Disclosure of Invention
The invention aims to provide an energy-saving, environment-friendly and emission-reducing device for a power plant, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an energy-saving environment-friendly emission reduction device for a power plant comprises a dust particle filter box, wherein one side of the dust particle filter box is connected with a smoke inlet pipe, a plurality of rotating columns are arranged inside the dust particle filter box, a filter plate is clamped in the circumferential direction of each rotating column, a filter screen is arranged inside each filter plate, and a clamping device is arranged inside each rotating column; the other side of the dust particle filter box is connected with a heat energy recovery water tank through an air inlet pipe, a water filling port is arranged above the heat energy recovery water tank, a heat exchange box is arranged in the heat energy recovery water tank, a plurality of heat exchange pipes are arranged in the heat exchange box, the air inlet pipe penetrates through the heat energy recovery water tank and is communicated with the heat exchange pipes, the other side of the heat energy recovery water tank is connected with an air outlet pipe, a draught fan is arranged above the air outlet pipe, and the other side of the air outlet; the sulfide treatment chamber top is provided with the connecting pipe, the connecting pipe intercommunication carbon dioxide condensation chamber, carbon dioxide condensation chamber below intercommunication has carbon dioxide storage jar.
As a further scheme of the invention: the clamping device comprises a movable column, a pressing plate is arranged above the movable column, a movable plate is connected below the movable column, compression springs are arranged at the bottoms of the movable plate and the rotating column, a plurality of limiting rods are arranged on the movable column, a clamping rod is arranged at the clamping position of the filter plate and the rotating column, limiting grooves are formed in the bottoms of the clamping rods, the limiting rods are matched with the limiting grooves, and a rotating device is arranged at the lower part of the dust particle filter box.
As a further scheme of the invention: the rotating device comprises a rotating shaft, one side of the rotating shaft is connected with a rotating motor, first bevel gears are symmetrically arranged on the rotating shaft in the left-right direction, a second bevel gear is connected to the lower portion of the rotating column, and the first bevel gears are meshed with the second bevel gears.
As a further scheme of the invention: the heat energy recovery water tank is made of ceramic materials, the heat exchange tubes are made of copper tubes, a water outlet pipe is arranged on one side of the heat energy recovery water tank, and a water outlet valve is arranged on the water outlet pipe.
As a further scheme of the invention: the heat exchange box is characterized in that water outlets are symmetrically formed in two sides of the lower portion of the heat exchange box, one-way valves are installed in the water outlets, and circulating devices are arranged below the heat exchange box.
As a further scheme of the invention: circulating device includes the push pedal that bilateral symmetry set up, inside drive gear and the driven gear of being provided with of push pedal, driving motor is connected to the drive gear below, all install the dead lever on drive gear and the driven gear, the dead lever articulates first connecting rod, first connecting rod articulates there is the second connecting rod, the articulated push pedal of second connecting rod opposite side.
As a further scheme of the invention: the length of push pedal equals the inside width of heat recovery water tank, push pedal surface mounting has sealing rubber layer.
As a further scheme of the invention: and a saturated sodium bicarbonate solution is arranged in the sulfide treatment chamber.
As a further scheme of the invention: the semiconductor refrigeration chip is installed to the inside left and right sides of carbon dioxide condensation chamber, the semiconductor refrigeration chip is connected with the condensation fin, the crisscross stack arrangement of condensation fin.
Compared with the prior art, the invention has the beneficial effects that:
1. through letting in dust particle filter box with waste gas, start rotating electrical machines, drive the rotation axis and rotate, the first bevel gear that drives in the rotation axis in step rotates, because of first bevel gear and second bevel gear meshing, it rotates to drive the column spinner in step, simultaneously because of two first bevel gear opposite direction on the rotation axis, drive column spinner opposite direction motion, make waste gas and filter screen full contact, filter dust and solid particle in the waste gas, filter and column spinner joint simultaneously, when needs wash the filter screen, only need push down the pressure board, it drops the spacing groove to drive the gag lever post, can take out the filter, it is convenient to dismantle.
2. Filtered gas lets in heat recovery water tank, through injecting suitable running water into the heat exchange box from the water filling port, steam carries out the heat exchange through the water of hot exchange pipe in with the water tank, abundant recycle waste gas heat energy, reduce the energy loss, water after the heat exchange flows into in the water storage storehouse between heat recovery water tank and the heat exchange box through the outlet pipe, through the circulating device of below, constantly discharge the water in the water storage storehouse again in the heat exchange box, the heat exchange is carried out repeatedly, the utilization ratio and the heat exchange effect of the energy have been improved.
3. Through the gaseous sulphide process chamber that lets in after will exchanging heat, sulfur dioxide in the waste gas can take place chemical reaction with sodium bicarbonate saturated solution, decomposes sulfur dioxide in the waste gas into sodium bisulfate liquid and carbon dioxide gas, through letting in the carbon dioxide condensation chamber condensation of only remaining carbon dioxide gas and become liquid storage in carbon dioxide storage jar, conveniently handles the utilization to carbon dioxide further, and the carbon dioxide after the processing can be used for each field such as gaseous fertilizer, industrial raw materials, refrigerant, artificial rainfall.
Drawings
FIG. 1 is a schematic structural diagram of an energy-saving, environment-friendly and emission-reducing device for a power plant.
FIG. 2 is a schematic structural diagram of a dust particle filter box in an energy-saving, environment-friendly and emission-reducing device for a power plant.
FIG. 3 is a top view of a rotating column in an energy-saving, environment-friendly and emission-reducing device for a power plant.
FIG. 4 is a schematic structural diagram of a heat recovery water tank in an energy-saving, environment-friendly and emission-reducing device for a power plant.
FIG. 5 is a schematic structural diagram of a circulating device in the energy-saving, environment-friendly and emission-reducing device for a power plant.
In the figure: 1-dust particle filter box, 2-smoke inlet pipe, 3-rotary column, 4-filter plate, 5-filter screen, 6-clamping device, 61-movable column, 62-pressing plate, 63-movable plate, 64-compression spring, 65-limiting rod, 66-clamping rod, 67-rotary device, 671-rotary shaft, 672-rotary motor, 673-first bevel gear, 674-second bevel gear, 7-air inlet pipe, 8-heat energy recovery water tank, 9-water filling port, 10-heat exchange tank, 11-heat exchange pipe, 12-air outlet pipe, 13-induced draft fan, 14-sulfide treatment chamber, 15-connecting pipe, 16-carbon dioxide condensation chamber, 17-water outlet pipe, 18-water outlet valve, 19-water outlet, 20-one-way valve, 21-circulating device, 211-push plate, 212-driving gear, 213-driven gear, 214-fixed rod, 215-first connecting rod, 216-second connecting rod, 217-sealing rubber layer, 22-semiconductor refrigeration chip, 23-condensation fin, 24-carbon dioxide storage tank and 25-sodium bicarbonate saturated solution.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1, in the embodiment of the invention, an energy-saving, environment-friendly and emission-reducing device for a power plant comprises a dust particle filter box 1, one side of the dust particle filter box 1 is connected with a smoke inlet pipe 2, a plurality of rotary columns 3 are arranged inside the dust particle filter box 1, filter plates 4 are clamped on the rotary columns 3 in the circumferential direction, filter screens 5 are arranged inside the filter plates 4, the filter plates 4 are arranged on the rotary columns 3, so that waste gas is in full contact with the filter plates 4, the filtering effect on the waste gas is improved, meanwhile, two surfaces of the filter screens 5 are simultaneously utilized, the using effect and the service life of the filter screens 5 are improved, clamping devices 6 are arranged inside the rotary columns 3, and the clamping devices 6 are convenient to disassemble and clean the filter; the other side of the dust particle filter box 1 is connected with a heat energy recovery water tank 8 through an air inlet pipe 7, a water injection port 9 is arranged above the heat energy recovery water tank 8, a heat exchange box 10 is arranged inside the heat energy recovery water tank 8, a plurality of heat exchange pipes 11 are arranged inside the heat exchange box 10, the air inlet pipe 7 penetrates through the heat energy recovery water tank 8 and is communicated with the heat exchange pipes 11, heat in waste gas is fully recovered and utilized to exchange heat with tap water, the utilization rate of energy is improved, the other side of the heat energy recovery water tank 8 is connected with an air outlet pipe 12, an induced draft fan 13 is arranged above the air outlet pipe 12, the other side of the air outlet pipe 12 is connected with a sulfide treatment chamber 14, and gas is introduced into the sulfide; the sulphide is provided with connecting pipe 15 above the processing chamber 14, connecting pipe 15 intercommunication carbon dioxide condensation chamber 16, carbon dioxide condensation chamber 16 below intercommunication has carbon dioxide storage jar 24, conveniently carries and recycles the storage of carbon dioxide.
Referring to fig. 2 and 3, in the present embodiment, the clamping device 6 includes a movable column 61, a pressing plate 62 is disposed above the movable column 61, a movable plate 63 is connected below the movable column 61, a compression spring 64 is disposed at the bottom of the movable plate 63 and the rotating column 3, a plurality of limiting rods 65 are disposed on the movable column 61, a clamping rod 66 is disposed at the clamping position of the filter plate 4 and the rotating column 3, a limiting groove is disposed at the bottom of the clamping rod 66, the limiting rods 65 are engaged with the limiting groove, a rotating device 67 is disposed at the lower portion of the dust particle filter box 1, when the filter plate 4 needs to be disassembled and cleaned, the pressing plate 62 is pressed down to drive the movable column 61 to move downward, and the limiting rods 65 are disengaged from the limiting groove, so that the filter plate 4 can be taken out, the filter plate 4 is conveniently disassembled and cleaned, the service life of the filter plate 4 is prolonged, and when the, firstly, the pressing plate 62 is pressed downwards, the clamping rod 66 on the filter plate 4 is clamped inside the rotary column 3, the pressing plate 62 is loosened, and the limiting rod 65 enters the limiting groove to be tightly matched under the action of the compression spring 64 or elasticity, so that the filter plate 4 is prevented from loosening.
In this embodiment, the rotating device 67 includes a rotating shaft 671, one side of the rotating shaft 671 is connected with a rotating motor 672, a first bevel gear 673 is symmetrically installed on the rotating shaft 671, a second bevel gear 674 is connected below the rotating column 3, the first bevel gear 673 is engaged with the second bevel gear 674, the rotating motor 672 is started to drive the rotating shaft 671 to rotate, the first bevel gear 673 on the rotating shaft 671 is engaged with the second bevel gear 674 to drive the rotating column 3 to rotate, so that the filter plate 4 is fully contacted with the exhaust gas, the filtering effect is improved, meanwhile, the front and back of the filter screen 5 can be synchronously filtered, the contact of a single surface and the filtration of the exhaust gas is avoided, and the service life of the filter screen 5 is.
Referring to fig. 4, in this embodiment, the heat energy recovery water tank 8 is made of a ceramic material, so as to increase the heat preservation effect of the heat energy recovery water tank 8, the heat exchange tube 11 is made of a copper tube, so as to improve the heat exchange effect between the heat in the exhaust gas and the tap water, and improve the recovery rate of the heat energy of the exhaust gas, a water outlet tube 17 is arranged on one side of the heat energy recovery water tank 8, and a water outlet valve 18 is arranged on the water outlet tube 17, so as to facilitate taking of the heated hot water.
In this embodiment, water outlets 19 are symmetrically arranged on both sides of the lower portion of the heat exchange box 10, a one-way valve 20 is installed in the water outlets 19, and a circulation device 21 is arranged below the heat exchange box 10, so that water in the heat energy recovery water tank 8 repeatedly circulates into the heat exchange box 10 to perform heat exchange, thereby improving the heat exchange effect.
Referring to fig. 5, in this embodiment, the circulating device 21 includes a push plate 211 symmetrically disposed left and right, a driving gear 212 and a driven gear 213 are disposed inside the push plate 211, a driving motor is connected below the driving gear 212, fixing rods 214 are mounted on both the driving gear 212 and the driven gear 213, the fixing rods 214 are hinged to a first connecting rod 215, the first connecting rod 215 is hinged to a second connecting rod 216, the other side of the second connecting rod 216 is hinged to the push plate 211, the driving gear 212 is driven by the driving motor to rotate, the driving gear 212 is meshed with the driven gear 213, the driven gear 213 is driven to rotate in the opposite direction, meanwhile, the driving gear 212 and the fixing rods 214 on the driven gear 213 can drive the first connecting rod 215 and the second connecting rod 216 to expand outward, the push plate 211 is synchronously driven to move outward, and the water in the heat recovery water tank 8 and the heat exchange tank 10 is discharged into, the heat exchange is repeatedly carried out, and the heat exchange effect is improved.
In this embodiment, the length of push pedal 211 equals the inside width of heat recovery water tank 8, push pedal 211 surface mounting has sealing rubber layer 217, improves the compression effect of push pedal 211, and rivers permeate from push pedal 211 both sides during the prevention compression.
In this embodiment, a saturated solution 25 of sodium bicarbonate is disposed in the sulfide treatment chamber 14, so that sulfur dioxide in the exhaust gas reacts with the saturated solution 25 of sodium bicarbonate, the sulfur dioxide is decomposed into a sodium bisulfate liquid and a carbon dioxide gas, and the emission of harmful gases is reduced.
In this embodiment, install semiconductor refrigeration chip 22 about carbon dioxide condensation chamber 16 is inside, semiconductor refrigeration chip 22 is connected with condensing fin 23, condensing fin 23 crisscross stack is arranged, and through cooling the condensation of carbon dioxide into liquid, the convenience is transported carbon dioxide storage, carries out further processing and utilizes.
In summary, the following steps: the device leads the waste gas generated by burning the burning coal into the dust particle filter box 1, and the filter plate 4 is clamped on the rotary column 3, so that the filter screen 5 is fully contacted with the waste gas under the drive of the rotating device 67, thereby improving the filtering effect of dust and solid particles in the waste gas, and simultaneously, the clamping device 6 in the rotary column 3 is convenient for mounting and dismounting the filter screen 5; the filtered gas exchanges heat with tap water through the heat energy recovery water tank 8, the heat energy in the waste gas is recycled, the utilization rate of energy is improved, water in the heat energy recovery water tank 8 forms circulation through the circulating device 21, and the heat exchange effect is improved; the sulfur dioxide harmful gas in the gas is decomposed through the sulfide treatment chamber 14, the emission of the harmful gas is reduced, and finally the waste gas and the carbon dioxide generated after decomposition are condensed into liquid through the carbon dioxide condensation chamber 16, so that the further recycling is facilitated.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims (9)

1. An energy-saving environment-friendly emission reduction device for a power plant comprises a dust particle filter box (1) and is characterized in that one side of the dust particle filter box (1) is connected with a smoke inlet pipe (2), a plurality of rotary columns (3) are arranged in the dust particle filter box (1), a filter plate (4) is clamped in the circumferential direction of each rotary column (3), a filter screen (5) is arranged in each filter plate (4), and a clamping device (6) is arranged in each rotary column (3); the dust particle filtering box is characterized in that the other side of the dust particle filtering box (1) is connected with a heat energy recovery water tank (8) through an air inlet pipe (7), a water injection port (9) is formed above the heat energy recovery water tank (8), a heat exchange box (10) is arranged inside the heat energy recovery water tank (8), a plurality of heat exchange pipes (11) are arranged inside the heat exchange box (10), the air inlet pipe (7) penetrates through the heat energy recovery water tank (8) and is communicated with the heat exchange pipes (11), the other side of the heat energy recovery water tank (8) is connected with an air outlet pipe (12), an induced draft fan (13) is arranged above the air outlet pipe (12), and the other side; the sulfide treatment chamber (14) top is provided with connecting pipe (15), connecting pipe (15) intercommunication carbon dioxide condensation chamber (16), carbon dioxide condensation chamber (16) below intercommunication has carbon dioxide storage jar (24).
2. The energy-saving, environment-friendly and emission-reducing device for the power plant according to claim 1, wherein the clamping device (6) comprises a movable column (61), a pressing plate (62) is arranged above the movable column (61), a movable plate (63) is connected below the movable column (61), a compression spring (64) is arranged at the bottoms of the movable plate (63) and the rotating column (3), a plurality of limiting rods (65) are arranged on the movable column (61), a clamping rod (66) is arranged at the clamping position of the filter plate (4) and the rotating column (3), a limiting groove is arranged at the bottom of the clamping rod (66), the limiting rods (65) are matched with the limiting groove, and a rotating device (67) is arranged at the lower part of the dust particle filter box (1).
3. The energy-saving, environment-friendly and emission-reducing device for a power plant according to claim 2, wherein the rotating device (67) comprises a rotating shaft (671), a rotating motor (672) is connected to one side of the rotating shaft (671), first bevel gears (673) are symmetrically installed on the rotating shaft (671) from left to right, second bevel gears (674) are connected to the lower portions of the rotating shafts (3), and the first bevel gears (673) are meshed with the second bevel gears (674).
4. The energy-saving, environment-friendly and emission-reducing device for the power plant according to claim 1, wherein the heat energy recovery water tank (8) is made of ceramic, the heat exchange tube (11) is made of copper tube, one side of the heat energy recovery water tank (8) is provided with a water outlet pipe (17), and the water outlet pipe (17) is provided with a water outlet valve (18).
5. The energy-saving, environment-friendly and emission-reducing device for power plants according to claim 1, characterized in that water outlets (19) are symmetrically arranged on two sides of the lower part of the heat exchange box (10), one-way valves (20) are installed in the water outlets (19), and a circulating device (21) is arranged below the heat exchange box (10).
6. The energy-saving, environment-friendly and emission-reducing device for power plants according to claim 5, wherein the circulating device (21) comprises a push plate (211) which is arranged in bilateral symmetry, a driving gear (212) and a driven gear (213) are arranged inside the push plate (211), a driving motor is connected below the driving gear (212), fixing rods (214) are installed on the driving gear (212) and the driven gear (213), the fixing rods (214) are hinged to a first connecting rod (215), the first connecting rod (215) is hinged to a second connecting rod (216), and the other side of the second connecting rod (216) is hinged to the push plate (211).
7. The energy-saving, environment-friendly and emission-reducing device for power plants according to claim 6, characterized in that the length of the push plate (211) is equal to the internal width of the heat energy recovery water tank (8), and the surface of the push plate (211) is provided with a sealing rubber layer (217).
8. The energy saving, environmental protection and emission reduction device for power plants according to claim 1, characterized in that the sulfide treatment chamber (14) is provided with a saturated solution of sodium bicarbonate (25).
9. The energy-saving, environment-friendly and emission-reducing device for the power plant according to claim 1, wherein semiconductor refrigeration chips (22) are installed on the left and right sides inside the carbon dioxide condensation chamber (16), the semiconductor refrigeration chips (22) are connected with condensation fins (23), and the condensation fins (23) are arranged in a staggered and overlapped mode.
CN202010560096.2A 2020-06-18 2020-06-18 Energy-saving environment-friendly emission reduction device for power plant Withdrawn CN111649350A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010560096.2A CN111649350A (en) 2020-06-18 2020-06-18 Energy-saving environment-friendly emission reduction device for power plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010560096.2A CN111649350A (en) 2020-06-18 2020-06-18 Energy-saving environment-friendly emission reduction device for power plant

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CN111649350A true CN111649350A (en) 2020-09-11

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CN202010560096.2A Withdrawn CN111649350A (en) 2020-06-18 2020-06-18 Energy-saving environment-friendly emission reduction device for power plant

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113058428A (en) * 2021-04-26 2021-07-02 程途 Carbon and sulfur emission reduction system of thermal power plant

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113058428A (en) * 2021-04-26 2021-07-02 程途 Carbon and sulfur emission reduction system of thermal power plant

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Application publication date: 20200911