CN111957186A - Wet-process corona desulfurization denitration dedusting flue gas purification device and use method thereof - Google Patents
Wet-process corona desulfurization denitration dedusting flue gas purification device and use method thereof Download PDFInfo
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- CN111957186A CN111957186A CN202010605129.0A CN202010605129A CN111957186A CN 111957186 A CN111957186 A CN 111957186A CN 202010605129 A CN202010605129 A CN 202010605129A CN 111957186 A CN111957186 A CN 111957186A
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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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
- B03C3/08—Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
- B03C3/76—Cleaning the electrodes by using a mechanical vibrator, e.g. rapping gear ; by using impact
- B03C3/761—Drive-transmitting devices therefor, e.g. insulated shafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
- B03C3/78—Cleaning the electrodes by washing
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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 a wet-process corona desulfurization denitration dedusting smoke purification device which comprises a machine body, wherein an air inlet is formed in the end part of the machine body, a snake-shaped heat conduction pipe and a fan positioned on the inner side of the snake-shaped heat conduction pipe are arranged in the air inlet, a liquid storage box is arranged in the machine body, the end part of the snake-shaped heat conduction pipe penetrates through and extends into the liquid storage box, and a liquid pump is fixed on the upper side wall of the liquid storage box; a use method of a wet-process corona desulfurization denitration dedusting flue gas purification device comprises the following steps: s1, the smoke is pumped into the air inlet through the fan, and partial heat in the smoke is conducted out through the snake-shaped heat conduction pipe to heat the alkali liquor in the liquid storage box. The invention avoids waste of heat energy by utilizing high-temperature heat in the flue gas, increases the contact area of the flue gas and the alkali liquor generated by volatilization of the heat energy, ensures the purification effect of the flue gas by combining the absorption of the alkali liquor water curtain and the dust collecting electrode, and avoids the escape of unpurified smoke dust by arranging foam for secondary purification.
Description
Technical Field
The invention relates to the technical field of flue gas dust removal and purification, in particular to a wet-process corona desulfurization, denitrification and dust removal flue gas purification device and a using method thereof.
Background
Industrial waste gas is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in the factory area of an enterprise. These exhaust gases are: carbon dioxide, carbon disulfide, hydrogen sulfide, fluorides, nitrogen oxides, chlorine, hydrogen chloride, carbon monoxide, sulfuric acid (mist) smoke and dust and productive dust are discharged into the atmosphere, and air can be polluted.
Application publication No. CN106861403A discloses a wet process corona SOx/NOx control dust removal gas cleaning device and application method, which comprises a housing, be equipped with the gas cleaning air flue along the fore-and-aft direction in the casing, be equipped with a plurality of anode plates in parallel in the gas cleaning air flue, the top of every anode plate is equipped with the anode shower respectively along the fore-and-aft direction, the delivery port of every anode shower is respectively towards corresponding anode plate, one side of anode plate is equipped with the negative pole, the rear that lies in a plurality of anode plates in the gas cleaning air flue is equipped with the filtration anode plate that the face can pass the air current, the face of filtration anode plate sets up along the cross-sectional direction of gas cleaning air flue, the top of filtration anode plate is equipped with the filtration anode plate. The device aims to provide a wet-process corona desulfurization, denitrification and dedusting flue gas purification device which has large gas treatment amount in unit time, has very outstanding effect of removing nitrogen oxides, sulfur dioxide, sulfur trioxide and fine dust including PM2.5, and has extremely stable desulfurization, denitrification and removal performance, and a use method thereof; however, there are the following problems:
high-temperature heat in the smoke is not utilized, so that energy is wasted;
the gas outlet is not provided with a secondary purification device, so that the gas quality of the gas outlet cannot be ensured.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides a wet-process corona desulfurization denitration dedusting flue gas purification device and a using method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a wet process corona SOx/NOx control dust removal gas cleaning device, includes the organism, the tip of organism is equipped with the air inlet, be equipped with snakelike heat pipe in the air inlet and be located the inboard fan of snakelike heat pipe, be equipped with the liquid storage box in the organism, the tip of snakelike heat pipe runs through the inside that extends to the liquid storage box, the last lateral wall of liquid storage box is fixed with the liquid pump, the output of liquid pump is connected with the pipe, the pipe is kept away from the one end of liquid pump and is extended to the inside fixedly connected with spray plate of organism, be equipped with the corona electrode in the organism, the outside of organism is equipped with the power supply, the power supply passes through rectifier and wire and is connected with the corona electrode, the outside cover of corona electrode is equipped with the collection dirt utmost point, the collection dirt extremely carries out ground connection through the wire, the downside of organism is equipped with out the dirt mouth, the inside of organism is equipped with the inclined plane of being connected with the side wall on the dirt mouth, and is a plurality of the lower side wall of collection dirt utmost point is connected with the vibrating arm jointly, the outside that the lower extreme of vibrating arm extended to the organism is fixed with the striker bar, the other end of organism is equipped with the gas outlet, be equipped with in the gas outlet and purify the box, it has the piston plate to purify the box internal slip, it has the foam pump head that is located piston plate downside to purify box internal fixed mounting.
Preferably, the lower side wall of the liquid storage box is fixedly connected with a PTC constant temperature heating plate.
Preferably, the outside fixedly connected with L type pole of organism, the tip fixedly connected with motor of L type pole, the incomplete gear of drive end fixedly connected with of motor, be fixed with the guide bar on the inner wall of L type pole, the cover is equipped with the slip pipe that contacts with incomplete gear outer wall on the outer wall of guide bar, be equipped with the sawtooth with incomplete gear engaged with on the outer wall of slip pipe, fixedly connected with expanding spring between the tip of slip pipe inner wall and guide bar, the tip fixedly connected with of slip pipe is located the carriage release lever on same water flat line with the striking rod.
Preferably, the upper side of the machine body is provided with a U-shaped rod, and the end part of the U-shaped rod extends into the purification box and is fixedly connected with the upper side wall of the piston plate.
Preferably, the rectifier is a semiconductor silicon rectifier.
Preferably, the voltage of the power supply source is in the range of 30-60 kv.
Preferably, the surface of the dust collecting electrode is wave-shaped.
A use method of a wet-process corona desulfurization denitration dedusting flue gas purification device comprises the following steps:
s1, the flue gas is pumped into the air inlet through the fan, and partial heat in the flue gas is led out through the snake-shaped heat conduction pipe to heat the alkali liquor in the liquid storage box;
s2, starting a liquid pump, leading out the alkali liquor by the liquid pump, spraying the alkali liquor through a spraying plate, forming a water curtain outside the dust collecting electrode, and forming a certain amount of mist in the machine body to effectively adsorb the flue gas;
s3, the rectifier converts the high voltage alternating current into direct current and then the corona electrode supplies power, the corona electrode ionizes the introduced gas, dust particles carry positive charges and settle on the dust collecting electrode, the dust particles with negative charges move to the dust collecting electrode under the action of an electric field, and the lost charges and settle on the dust collecting electrode after contacting with the dust collecting electrode;
s4, the water curtain washes down the smoke dust adsorbed by the dust collecting electrode, and meanwhile, nitrogen oxides, sulfides and smoke dust in the smoke gas are captured and fall down and fall out from the dust outlet;
and S5, after the purified gas enters the purification box, foam is formed in the purification box through the foam pump head, and the purified gas passes through the foam to perform secondary purification of the purified gas so as to adsorb unadsorbed smoke substances.
Compared with the prior art, the wet-process corona desulfurization denitration dedusting flue gas purification device and the using method have the advantages that:
1. the snake-shaped heat conduction pipe is arranged, heat in the flue gas is led out through the snake-shaped heat conduction pipe to heat alkali liquor in the liquid storage box, heat energy in the flue gas is utilized, and waste of heat is avoided;
2. the device is provided with a striking rod and a moving rod, the moving rod is driven to move back and forth through the rotation of an incomplete gear so as to realize the striking of the moving rod on the striking rod, the striking rod generates vibration to drive a dust collecting electrode to vibrate, and the quick falling of smoke dust on the dust collecting electrode is ensured by combining the washing of an alkali liquor water curtain;
3. in the rotation process of the incomplete gear, the extruded cleaning liquid is pumped out through the foam pump head to generate a large amount of foam, the purified gas enters the purification box, and secondary purification of the gas is carried out through the contact of the foam and the gas to remove unadsorbed smoke and dust substances.
Drawings
FIG. 1 is a schematic structural diagram of a wet corona desulfurization, denitrification and dedusting flue gas purification device and a use method thereof;
FIG. 2 is an enlarged view of the structure of portion A of FIG. 1;
FIG. 3 is a top view of a dust collecting electrode in the wet corona desulfurization denitration dedusting smoke purifying device and the using method thereof.
FIG. 4 is a schematic structural diagram of a connection part of a purification box, a U-shaped rod and an incomplete gear in the wet corona desulfurization denitration dedusting smoke purification device and the using method thereof provided by the invention.
In the figure: the device comprises a machine body 1, an air inlet 2, a serpentine heat pipe 3, a fan 4, a liquid storage box 5, a PTC (positive temperature coefficient) constant temperature heating plate 6, a liquid pump 7, a conduit 8, a spray plate 9, a dust collecting electrode 10, a corona electrode 11, a power supply 12, a rectifier 13, a dust outlet 14, an inclined plane 15, a striking rod 16, a guide rod 17, a sliding tube 18, a telescopic spring 19, a movable rod 20, a motor 21, an incomplete gear 22, a purification box 23, a 24U-shaped rod, a piston plate 25 and a foam pump head 26.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a wet process corona desulfurization denitration dust removal flue gas purification device, including organism 1, the tip of organism 1 is equipped with air inlet 2, be equipped with snakelike heat pipe 3 in the air inlet 2 and be located the inboard fan 4 of snakelike heat pipe 3, be equipped with liquid storage box 5 in the organism 1, the tip of snakelike heat pipe 3 runs through the inside that extends to liquid storage box 5, the lower lateral wall fixedly connected with PTC constant temperature hot plate 6 of liquid storage box 5, snakelike heat pipe 3 derives the heat in the flue gas to liquid storage box 5 in, there is alkali lye in the liquid storage box 5, preheat alkali lye through the heat, PTC constant temperature hot plate 6 degrees alkali lye heats to the uniform temperature once more simultaneously, specific temperature is 70-90 ℃, produce certain alkali lye steam, carry out the absorption of smoke and dust and the absorption of harmful substance.
The upper side wall of the liquid storage box 5 is fixed with a liquid pump 7, the output end of the liquid pump 7 is connected with a conduit 8, one end of the conduit 8 far away from the liquid pump 7 extends to the inner part of the machine body 1 and is fixedly connected with a spray plate 9, a corona electrode 11 is arranged in the machine body 1, the outer side of the machine body 1 is provided with a power supply 12, the voltage range of the power supply 12 is 30-60kv, the power supply 12 is connected with the corona electrode 11 through a rectifier 13 and a wire, the rectifier 13 adopts a semiconductor silicon rectifier, the rectifier 13 converts the conventional alternating current into the direct current to be conducted onto the corona electrode 11 to ionize the introduced gas, the outer side of the corona electrode 11 is sleeved with a dust collecting electrode 10, the surface of the dust collecting electrode 10 is in a wave shape, the wave shape of the surface is arranged under a certain length, the surface is wider, the area for absorbing smoke dust is increased, the amount of, the spraying plate 9 is located the upside of a plurality of corona poles 11, the downside of organism 1 is equipped with out dirt mouth 14, the inside of organism 1 is equipped with the inclined plane 15 of being connected with the side wall on the dirt mouth 14, inclined plane 15 is convenient for the alkali lye that flows down to concentrate and flows into in the dirt mouth 14, the lower side wall of a plurality of collection dirt utmost point 10 is connected with the vibrating arm jointly, the lower extreme of vibrating arm extends to the outside of organism 1 and is fixed with striking rod 16, the other end of organism 1 is equipped with the gas outlet, be equipped with in the gas outlet and purify box 23, it has piston plate 25 to slide in purifying box 23, it has the foam pump head 26 that is located piston plate 25 downside to purify box 23 internal fixed mounting, the washing liquid that is located between piston plate 25 and foam pump head 26 is stored in purifying box 23, the washing.
The outer side of the machine body 1 is fixedly connected with an L-shaped rod, the end part of the L-shaped rod is fixedly connected with a motor 21, the driving end of the motor 21 is fixedly connected with an incomplete gear 22, the inner wall of the L-shaped rod is fixed with a guide rod 17, the outer wall of the guide rod 17 is sleeved with a sliding tube 18 contacted with the outer wall of the incomplete gear 22, the outer wall of the sliding tube 18 is provided with sawteeth meshed with the incomplete gear 22, an expansion spring 19 is fixedly connected between the inner wall of the sliding tube 18 and the end part of the guide rod 17, the end part of the sliding tube 18 is fixedly connected with a moving rod 20 positioned on the same horizontal line with the impact rod 16, the motor 21 drives the incomplete gear 22 to rotate, when the incomplete gear is meshed with the sawteeth, the sliding tube 18 is driven to move towards one side of the impact rod 16, the moving rod 20 collides with the impact rod 16 to enable, the adsorbed smoke dust can fall conveniently through the vibration and the washing of the water curtain, when the incomplete gear 22 rotates to be not meshed with the saw teeth, the sliding pipe 18 moves back under the reverse elasticity of the expansion spring 19, and then the continuous impact on the impact rod 16 is realized through the rotation of the incomplete gear 22 to generate vibration.
The upper side of the machine body 1 is provided with a U-shaped rod 24, the end part of the U-shaped rod 24 extends into the purification box 23 and is fixedly connected with the upper side wall of the piston plate 25, further, the U-shaped rod 24 is contacted with the incomplete gear 22, and the outer wall of the U-shaped rod 24 is provided with sawteeth meshed with the incomplete gear 22, further, the incomplete gear 22 is thick and can be meshed with the sliding pipe 18 and the U-shaped rod 24, when the incomplete gear 22 is meshed with the sawteeth on the U-shaped rod 24, the U-shaped rod 24 is driven to move downwards, the extrusion cleaning liquid is pumped out through the foam pump head 26 to generate a large amount of foam, the purified gas enters the purification box 23, and through the contact of the foam and the gas, the secondary purification of the gas is carried out, and unadsorbed smoke and dust.
A use method of a wet-process corona desulfurization denitration dedusting flue gas purification device comprises the following steps:
s1, the flue gas is pumped into the air inlet through the fan, and partial heat in the flue gas is led out through the snake-shaped heat conduction pipe to heat the alkali liquor in the liquid storage box;
s2, starting a liquid pump, leading out the alkali liquor by the liquid pump, spraying the alkali liquor through a spraying plate, forming a water curtain outside the dust collecting electrode, and forming a certain amount of mist in the machine body to effectively adsorb the flue gas;
s3, the rectifier converts the high voltage alternating current into direct current and then the corona electrode supplies power, the corona electrode ionizes the introduced gas, dust particles carry positive charges and settle on the dust collecting electrode, the dust particles with negative charges move to the dust collecting electrode under the action of an electric field, and the lost charges and settle on the dust collecting electrode after contacting with the dust collecting electrode;
s4, the water curtain washes down the smoke dust adsorbed by the dust collecting electrode, and meanwhile, nitrogen oxides, sulfides and smoke dust in the smoke gas are captured and fall down and fall out from the dust outlet;
and S5, after the purified gas enters the purification box, foam is formed in the purification box through the foam pump head, and the purified gas passes through the foam to perform secondary purification of the purified gas so as to adsorb unadsorbed smoke substances.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
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 (8)
1. The utility model provides a wet process corona SOx/NOx control dust removal gas cleaning device, includes organism (1), its characterized in that, the tip of organism (1) is equipped with air inlet (2), be equipped with snakelike heat pipe (3) in air inlet (2) and be located fan (4) of snakelike heat pipe (3) inboard, be equipped with stock solution box (5) in organism (1), the tip of snakelike heat pipe (3) runs through the inside that extends to stock solution box (5), the last lateral wall of stock solution box (5) is fixed with liquid pump (7), the output of liquid pump (7) is connected with pipe (8), the one end that liquid pump (7) were kept away from in pipe (8) extends to the inside fixedly connected with spray plate (9) of organism (1), be equipped with corona utmost point (11) in organism (1), the outside of organism (1) is equipped with power supply (12), power supply (12) are connected with corona utmost point (11) through rectifier (13) and wire, the outer side of the corona electrode (11) is sleeved with a dust collecting electrode (10), the dust collecting electrode (10) is connected with the ground through a wire, the number of the corona electrodes (11) is multiple, the spray plate (9) is positioned on the upper side of the corona electrodes (11), a dust outlet (14) is arranged at the lower side of the machine body (1), an inclined plane (15) connected with the upper side wall of the dust outlet (14) is arranged in the machine body (1), the lower side walls of the plurality of dust collecting electrodes (10) are connected with a vibrating rod together, the lower end of the vibrating rod extends to the outer side of the machine body (1) and is fixed with a striking rod (16), the other end of the machine body (1) is provided with an air outlet, a purifying box (23) is arranged in the air outlet, a piston plate (25) slides in the purification box (23), and a foam pump head (26) positioned on the lower side of the piston plate (25) is fixedly installed in the purification box (23).
2. The wet corona desulfurization denitration dedusting flue gas purification device as claimed in claim 1, wherein the lower side wall of the liquid storage box (5) is fixedly connected with a PTC constant temperature heating plate (6).
3. The wet corona desulfurization denitration dedusting flue gas purification device as claimed in claim 1, it is characterized in that the outer side of the machine body (1) is fixedly connected with an L-shaped rod, the end part of the L-shaped rod is fixedly connected with a motor (21), the driving end of the motor (21) is fixedly connected with an incomplete gear (22), the inner wall of the L-shaped rod is fixed with a guide rod (17), the outer wall of the guide rod (17) is sleeved with a sliding tube (18) which is contacted with the outer wall of the incomplete gear (22), the outer wall of the sliding pipe (18) is provided with sawteeth which are engaged with the incomplete gear (22), an extension spring (19) is fixedly connected between the inner wall of the sliding tube (18) and the end part of the guide rod (17), the end part of the sliding pipe (18) is fixedly connected with a moving rod (20) which is positioned on the same horizontal line with the striking rod (16).
4. The wet corona desulfurization denitration dedusting flue gas purification device method as claimed in claim 3, characterized in that the upper side of the machine body (1) is provided with a U-shaped rod (24), and the end of the U-shaped rod (24) extends into the purification box (23) and is fixedly connected with the upper side wall of the piston plate (25).
5. The wet corona desulfurization denitration dedusting flue gas purification device as claimed in claim 3, wherein the rectifier (13) is a semiconductor silicon rectifier.
6. The wet corona desulfurization denitration dedusting flue gas purification device as claimed in claim 3, wherein the voltage range of the power supply source (12) is 30-60 kv.
7. The wet corona desulfurization denitration dedusting smoke gas purifying device as claimed in claim 3, wherein the surface of the dust collecting electrode (10) is wave-shaped.
8. The use method of the wet-process corona desulfurization denitration dedusting flue gas purification device is characterized by comprising the following steps of:
s1, the flue gas is pumped into the air inlet through the fan, and partial heat in the flue gas is led out through the snake-shaped heat conduction pipe to heat the alkali liquor in the liquid storage box;
s2, starting a liquid pump, leading out the alkali liquor by the liquid pump, spraying the alkali liquor through a spraying plate, forming a water curtain outside the dust collecting electrode, and forming a certain amount of mist in the machine body to effectively adsorb the flue gas;
s3, the rectifier converts the high voltage alternating current into direct current and then the corona electrode supplies power, the corona electrode ionizes the introduced gas, dust particles carry positive charges and settle on the dust collecting electrode, the dust particles with negative charges move to the dust collecting electrode under the action of an electric field, and the lost charges and settle on the dust collecting electrode after contacting with the dust collecting electrode;
s4, the water curtain washes down the smoke dust adsorbed by the dust collecting electrode, and meanwhile, nitrogen oxides, sulfides and smoke dust in the smoke gas are captured and fall down and fall out from the dust outlet;
and S5, after the purified gas enters the purification box, foam is formed in the purification box through the foam pump head, and the purified gas passes through the foam to perform secondary purification of the purified gas so as to adsorb unadsorbed smoke substances.
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| CN202010605129.0A CN111957186A (en) | 2020-06-29 | 2020-06-29 | Wet-process corona desulfurization denitration dedusting flue gas purification device and use method thereof |
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| CN202010605129.0A CN111957186A (en) | 2020-06-29 | 2020-06-29 | Wet-process corona desulfurization denitration dedusting flue gas purification device and use method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588092A (en) * | 2020-11-25 | 2021-04-02 | 肖康 | SOx/NOx control dust remover with current-limiting function |
| CN117548228A (en) * | 2023-12-27 | 2024-02-13 | 江苏舜科科技有限公司 | Incinerator flue gas purification device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117548228B (en) * | 2023-12-27 | 2024-05-31 | 江苏舜科科技有限公司 | Incinerator flue gas purification device |
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