CN111715044A - Microwave ultraviolet waste gas treatment system and treatment method thereof - Google Patents
Microwave ultraviolet waste gas treatment system and treatment method thereof Download PDFInfo
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- CN111715044A CN111715044A CN202010687800.0A CN202010687800A CN111715044A CN 111715044 A CN111715044 A CN 111715044A CN 202010687800 A CN202010687800 A CN 202010687800A CN 111715044 A CN111715044 A CN 111715044A
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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
- B01D53/32—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 electrical effects other than those provided for in group B01D61/00
- B01D53/323—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 electrical effects other than those provided for in group B01D61/00 by electrostatic effects or by high-voltage electric fields
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
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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
- B01D53/007—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 irradiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/806—Microwaves
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Abstract
The invention discloses a microwave ultraviolet waste gas treatment system, which comprises: the waste gas treatment device comprises a waste gas collecting tank, a filtering treatment unit communicated with the waste gas collecting tank, a circulating division pipeline communicated with the filtering treatment unit, a microwave ultraviolet treatment unit communicated with the circulating division pipeline, a gas outlet channel communicated with a microwave external treatment unit, and a booster fan arranged on the gas outlet channel. The invention classifies the waste gas after filtering and adsorbing by designing a dividing pipeline, and discharges through a discharge area to form a high-voltage electric arc, so that solid particles in the waste gas are charged; then the waste gas passes through the separation area, the two sides of the separation area are connected with a power supply, an electric field is formed between the two electrode plates, the solid particles move downwards under the action of coulomb force and then enter the circulation channel to be circularly connected to enter the filtering processing unit again for secondary filtering and adsorption processing, and the waste gas without the solid particles enters the microwave ultraviolet processing unit through the gas inlet channel at the moment and is circularly circulated until the particles in the waste gas are filtered.
Description
Technical Field
The invention relates to a waste gas treatment system, in particular to a microwave ultraviolet waste gas treatment system.
Background
The waste gas refers to toxic and harmful gas discharged by human in the production and living process. Especially chemical plants, steel plants, pharmaceutical plants, coking plants, oil refineries and the like, and the human life brings about the generation of domestic waste gas, the discharged waste gas has large smell, seriously pollutes the environment and affects the human health.
Industrial waste gases emitted by various production enterprises are important sources of atmospheric pollutants. If a large amount of industrial waste gas is discharged into the atmosphere after reaching the standard without treatment, the quality of the atmospheric environment is inevitably reduced, serious harm is brought to the human health, and huge loss is caused to national economy. After toxic and harmful substances in industrial waste gas enter a human body through respiratory tract and skin, the long-term low-concentration or short-term high-concentration contact can cause temporary and permanent pathological changes of systems and organs such as breath, blood, liver and the like of the human body, and particularly benzopyrene polycyclic aromatic hydrocarbons can directly cause carcinogenesis of the human body to draw high attention to human beings.
The existing microwave ultraviolet waste gas treatment system is remarkable in waste gas treatment effect, however, the microwave ultraviolet waste gas treatment system needs to pre-treat waste gas before the waste gas treatment, particles in the waste gas need to be filtered, and then the effect of the microwave ultraviolet waste gas treatment system is better when the waste gas is treated, and the existing microwave ultraviolet waste gas treatment system is used for filtering the waste gas simply when the waste gas is treated, the phenomenon of particle omission easily occurs in the filtering process, and then the effect of the microwave ultraviolet waste gas treatment system on treating the waste gas is easily influenced.
Disclosure of Invention
The purpose of the invention is as follows: provides a microwave ultraviolet waste gas treatment system to solve the problems in the prior art.
The technical scheme is as follows: a microwave ultraviolet exhaust treatment system comprising:
the system comprises a waste gas collecting tank, a filtering processing unit communicated with the waste gas collecting tank, a circulating dividing pipeline communicated with the filtering processing unit, a microwave ultraviolet processing unit communicated with the circulating dividing pipeline, a gas outlet channel communicated with the microwave external processing unit, and a booster fan arranged on the gas outlet channel;
the microwave ultraviolet processing unit comprises a sealing shell, a microwave ultraviolet electrodeless lamp tube arranged in the sealing shell, and a microwave power supply box used for supplying power to the microwave ultraviolet electrodeless lamp tube.
In a further embodiment, the filtration treatment unit comprises a filtration treatment tank, an air supply mechanism arranged at the bottom of the filtration treatment tank, and an air inducing mechanism arranged at the top of the filtration treatment tank; three treatment layers are arranged in the filtering treatment tank; the three-layer treatment layer comprises a first adsorption layer arranged in the filtration treatment tank, a second adsorption layer arranged above the first adsorption layer, and a filter layer arranged above the second adsorption layer.
In a further embodiment, the first adsorption layer consists of a plurality of groups of honeycomb activated carbon adsorption blocks which are arranged from top to bottom in parallel and are reserved with gaps of 2-11 mm; the second adsorption layer consists of a plurality of groups of rare earth catalyst adsorption blocks which are arranged from top to bottom in parallel and are reserved with gaps of 2-4 mm; the filter is placed alternately from a left side to the right side by multiunit galvanized sheet material and ceramic filter core, adsorbs the solid particle in the waste gas through design honeycomb active carbon adsorption piece and rare earth catalyst adsorption piece, and then the effectual solid particle who adsorbs in the waste gas, designs galvanized sheet material and ceramic filter core simultaneously and carries out the secondary filtration to waste gas, and then the effectual a large amount of solid particles who gets rid of in the waste gas.
In a further embodiment, a waste collecting pipe is arranged between the waste gas collecting tank and the filtering treatment unit, and the waste collecting pipe is arranged below the first adsorption layer; the top of waste gas collection tank is equipped with induced air mechanism, the bottom of waste gas collection tank is equipped with air supply mechanism, and it is smooth and easy mainly for the circulation of waste gas to design induced air mechanism and air supply mechanism, and then makes waste gas can effectually remove.
In a further embodiment, the air supply mechanism with the induced draft mechanism is two sets of the same units that set up side by side, and every group of the same units includes the transportation casing, pegs graft the transportation pivot of transportation casing cup joints the transportation flabellum of transportation pivot, and with the coaxial pivoted transportation motor of transportation pivot.
In a further embodiment, the side wall of the filtration treatment tank is provided with downward spiral threads, and the top of the filtration treatment tank is provided with a spray gun; spray gun spun rivers will be opened along the lateral wall of filtration treatment jar and have the screw thread that spirals down to flow, and the design spray gun mainly for carrying out the blowout rivers, and then open on the lateral wall through the filtration treatment jar and have the screw thread that spirals down to flow, and then when flowing, adsorb a small amount of dust in the waste gas, and then accomplish the first step preliminary treatment to waste gas.
In a further embodiment, the circulation dividing duct includes a separating portion, and a dividing portion communicating with the separating portion.
In a further embodiment, the separation portion comprises a conduit wall, a discharge region and a separation region inlaid within the conduit wall; the waste gas passes through a discharge area in advance and then enters a separation area; the dividing part comprises a pipeline wall and a partition pipe arranged in the pipeline wall, so that the dividing part forms an air inlet channel and a circulating channel; the circulation channel is communicated with the circulation dividing pipeline; the air inlet passage is communicated with the microwave ultraviolet processing unit; the discharge region comprises discharge electrode plates, the separation region comprises separation electrode plates, the separation part is designed to mainly separate solid particles in the waste gas, and then the waste gas with the solid particles enters the circulation connecting channel through the circulation channel and then enters the filtering processing unit again, so that the adsorption filtering processing is completed again, and the microwave ultraviolet processing unit has better processing effect.
In a further embodiment, the microwave ultraviolet electrodeless lamp tube is placed in the sealed shell in an S shape.
An exhaust gas treatment method of a microwave ultraviolet exhaust gas treatment system comprises the following steps:
and 6, after the waste gas is treated, introducing the treated waste gas into a gas outlet channel through a booster fan, and then discharging the waste gas into the atmosphere to further finish the treatment work of the waste gas.
Has the advantages that: the invention discloses a microwave ultraviolet waste gas treatment system, which classifies waste gas after filtering and adsorption by designing a dividing pipeline, and discharges through a discharge area to form a high-voltage electric arc so as to charge solid particles in the waste gas; then the waste gas passes through the separation area, the two sides of the separation area are connected with a power supply, an electric field is formed between the two electrode plates, the solid particles move downwards under the action of coulomb force and then enter the circulation channel to be circularly connected to enter the filtering processing unit again for secondary filtering and adsorption processing, and the waste gas without the solid particles enters the microwave ultraviolet processing unit through the gas inlet channel at the moment and then circulates back and forth until the particles in the waste gas are completely filtered.
Drawings
FIG. 1 is a schematic diagram of the system architecture of the present invention.
FIG. 2 is a schematic view of a filtration process unit of the present invention.
FIG. 3 is a schematic diagram of the partitioning pipeline of the present invention.
FIG. 4 is a schematic view of a microwave ultraviolet electrodeless lamp tube of the present invention.
FIG. 5 is a schematic flow diagram of the system of the present invention.
The reference signs are: the device comprises a waste gas collecting pipe 1, a filtering treatment unit 2, a first adsorption layer 21, a second adsorption layer 22, a filter layer 23, a dividing pipeline 3, a pipeline wall 31, a discharge area 32, a separation area 33, a partition pipe 34, an air inlet channel 35, a circulation channel 36, a circulation connecting channel 4, a microwave ultraviolet treatment unit 5, a microwave ultraviolet electrodeless lamp tube 51, a booster fan 6 and an air outlet channel 7.
Detailed Description
Through research and analysis of the applicant, the reason for the problem (particle omission occurs in the microwave ultraviolet exhaust gas treatment system) is that the existing microwave ultraviolet exhaust gas treatment system has a significant effect on exhaust gas treatment, whereas the microwave ultraviolet exhaust gas treatment system needs to pre-treat the exhaust gas before the exhaust gas treatment, needs to filter particles in the exhaust gas, further, the microwave ultraviolet waste gas treatment system has better effect on treating waste gas, while the existing microwave ultraviolet waste gas treatment system only simply filters waste gas and is easy to have the phenomenon of missing particles during the filtering process, the invention classifies the waste gas after filtering and adsorbing by designing a dividing pipeline, and discharges through a discharge area to form high-voltage electric arc so as to charge solid particles in the waste gas; then the waste gas passes through the separation area, the two sides of the separation area are connected with a power supply, an electric field is formed between the two electrode plates, the solid particles move downwards under the action of coulomb force and then enter the circulation channel to be circularly connected to enter the filtering processing unit again for secondary filtering and adsorption processing, and the waste gas without the solid particles enters the microwave ultraviolet processing unit through the gas inlet channel at the moment and then circulates back and forth until the particles in the waste gas are completely filtered.
A microwave ultraviolet exhaust treatment system comprising: the device comprises a waste gas collecting pipe 1, a filtering treatment unit 2, a first adsorption layer 21, a second adsorption layer 22, a filter layer 23, a dividing pipeline 3, a pipeline wall 31, a discharge area 32, a separation area 33, a partition pipe 34, an air inlet channel 35, a circulation channel 36, a circulation connecting channel 4, a microwave ultraviolet treatment unit 5, a microwave ultraviolet electrodeless lamp tube 51, a booster fan 6 and an air outlet channel 7.
A microwave ultraviolet exhaust treatment system comprising: the system comprises a waste gas collecting tank, a filtering processing unit 2 communicated with the waste gas collecting tank, a circulating dividing pipeline 3 communicated with the filtering processing unit 2, a microwave ultraviolet processing unit 5 communicated with the circulating dividing pipeline 3, a gas outlet channel 7 communicated with the microwave external processing unit, and a booster fan 6 arranged on the gas outlet channel 7;
the microwave ultraviolet processing unit 5 comprises a sealed shell, a microwave ultraviolet electrodeless lamp tube 51 arranged in the sealed shell, and a microwave power supply box for supplying power to the microwave ultraviolet electrodeless lamp tube 51.
The filtration processing unit 2 comprises a filtration processing tank, an air supply mechanism arranged at the bottom of the filtration processing tank and an air inducing mechanism arranged at the top of the filtration processing tank; three treatment layers are arranged in the filtering treatment tank; the three-layer treatment layer comprises a first adsorption layer 21 arranged in the filtration treatment tank, a second adsorption layer 22 arranged above the first adsorption layer 21 and a filter layer 23 arranged above the second adsorption layer 22, waste gas is collected by a waste gas collection tank in advance, the waste gas enters the filtration treatment unit 2 through the waste gas collection pipe 1, and the waste gas works through an air supply mechanism and an air induction mechanism and moves from bottom to top; at the moment, the transportation motor works to drive the transportation rotating shaft to rotate, so that the transportation fan blades are driven to rotate, and the waste gas is driven to rise;
the first adsorption layer 21 consists of a plurality of groups of honeycomb activated carbon adsorption blocks which are arranged from top to bottom in parallel and are reserved with 2-11 mm gaps; the second adsorption layer 22 is composed of a plurality of groups of rare earth catalyst adsorption blocks which are arranged from top to bottom in parallel and are reserved with gaps of 2-4 mm; the filter plate is formed by alternately placing a plurality of groups of galvanized plates and ceramic filter elements from left to right, adsorbing solid particles in waste gas by designing a honeycomb-shaped active carbon adsorption block and a rare earth catalyst adsorption block so as to effectively adsorb the solid particles in the waste gas, and simultaneously, designing the galvanized plates and the ceramic filter elements to filter the waste gas again so as to effectively remove a large amount of solid particles in the waste gas, wherein the waste gas is adsorbed and filtered by a first adsorption layer 21, a second adsorption layer 22 and a filter layer 23 in the rising process so as to adsorb particles in the waste gas; at the moment, the dust in the waste gas flows along the spiral downward thread formed on the side wall of the filtering treatment tank by the water flow sprayed by the spray gun, and then a small amount of dust is attached to separate from the waste gas, so that the filtering and adsorbing work of the waste gas is completed;
a waste collecting pipe is arranged between the waste gas collecting tank and the filtering treatment unit 2, and the waste collecting pipe is arranged below the first adsorption layer 21; the top of waste gas collection tank is equipped with induced air mechanism, the bottom of waste gas collection tank is equipped with air supply mechanism, and it is smooth and easy mainly for the circulation of waste gas to design induced air mechanism and air supply mechanism, and then makes waste gas can effectually remove.
Air supply mechanism with induced air mechanism is two sets of the same unit that sets up side by side, and every same unit of group is including transporting the casing, pegs graft the transportation pivot of transportation casing cup joints the transportation flabellum of transportation pivot, and with the coaxial pivoted transportation motor of transportation pivot.
The side wall of the filtration treatment tank is provided with a downward spiral thread, and the top of the filtration treatment tank is provided with a spray gun; spray gun spun rivers will be opened along the lateral wall of filtration treatment jar and have the screw thread that spirals down to flow, and the design spray gun mainly for carrying out the blowout rivers, and then open on the lateral wall through the filtration treatment jar and have the screw thread that spirals down to flow, and then when flowing, adsorb a small amount of dust in the waste gas, and then accomplish the first step preliminary treatment to waste gas.
The circulation dividing duct 3 includes a separating portion, and a dividing portion communicating with the separating portion.
The separation part comprises a pipeline wall 31, a discharge area 32 embedded in the pipeline wall 31 and a separation area 33; the waste gas passes through the discharge area 32 in advance and then enters the separation area 33; the partition portion includes a duct wall 31, and a partition pipe 34 provided inside the duct wall 31 such that the partition portion forms an inlet duct 35 and a circulation duct 36; the circulation duct 36 is communicated with the circulation dividing duct 3; the air inlet channel 35 is communicated with the microwave ultraviolet processing unit 5; the discharge area 32 is composed of discharge electrode plates, the separation area 33 is composed of separation electrode plates, and the separation part is designed mainly for separating solid particles in the waste gas, so that the waste gas with the solid particles enters the circulation connecting passage 4 through the circulation passage 36 and then enters the filtration processing unit 2 again, and then the adsorption filtration processing is completed again, and further the microwave ultraviolet processing unit 5 has better processing effect; the microwave ultraviolet electrodeless lamp tube 51 is placed in the sealed shell in an S shape, and after the filtering and adsorption of the waste gas are finished, the waste gas enters the dividing pipeline 3 at the moment, and the discharge is carried out through the discharge area 32 to form a high-voltage electric arc, so that solid particles in the waste gas are charged; then the exhaust gas passes through the separation area 33, the power is connected to both sides of the separation area 33, an electric field is formed between the two electrode plates, the solid particles move downwards under the action of coulomb force and then enter the circulation channel 36 to circularly connect to enter the filtration processing unit 2 again for filtration and adsorption processing, and the exhaust gas without the solid particles enters the microwave ultraviolet processing unit 5 through the gas inlet channel 35.
Description of the working principle: when waste gas needs to be treated, the waste gas is collected by the waste gas collecting tank, the waste gas enters the filtering treatment unit 2 through the waste gas collecting pipe 1, and the waste gas works through the air supply mechanism and the air inducing mechanism and moves from bottom to top; at the moment, the transportation motor works to drive the transportation rotating shaft to rotate, so that the transportation fan blades are driven to rotate, and the waste gas is driven to rise; in the rising process of the exhaust gas, the exhaust gas passes through the first adsorption layer 21, the second adsorption layer 22 and the filter layer 23 for adsorption and filtration, and then particles in the exhaust gas are adsorbed; at the moment, the dust in the waste gas flows along the spiral downward thread formed on the side wall of the filtering treatment tank by the water flow sprayed by the spray gun, and then a small amount of dust is attached to separate from the waste gas, so that the filtering and adsorbing work of the waste gas is completed; after the filtering and adsorption of the waste gas are finished, the waste gas enters the dividing pipeline 3, and is discharged through the discharge area 32 to form high-voltage electric arc, so that solid particles in the waste gas are charged; then the waste gas passes through the separation area 33, the two sides of the separation area 33 are connected with a power supply, an electric field is formed between the two electrode plates, the solid particles move downwards under the action of coulomb force and then enter the circulation channel 36 to circularly connect to enter the filtering processing unit 2 again for secondary filtering and adsorption processing, and the waste gas without the solid particles enters the microwave ultraviolet processing unit 5 through the gas inlet channel 35; when waste gas enters a microwave ultraviolet treatment unit, the microwave ultraviolet electrodeless lamp tube is powered by a microwave power supply box to form a specific waveband, when the waveband is 185nm, the ultraviolet ray formed by the microwave ultraviolet electrodeless lamp tube enables oxygen molecules in the air to generate active oxygen, at the moment, the active oxygen carries unbalanced positive and negative electrons, so that the active oxygen needs to be combined with the oxygen molecules to further generate ozone, at the moment, the ultraviolet ray formed by the microwave ultraviolet electrodeless lamp tube decomposes molecular chains of malodorous gas, breaks the macromolecular structure into small molecular structures, the ozone is driven by microwaves to accelerate the movement speed and can be rapidly combined with the waste gas, when the waveband is adjusted to 253.7nm, the microwaves can directly break the long chain of the organic waste gas to form small molecular substances comprising carbon dioxide, water and oxygen, at the moment, a titanium dioxide catalyst is added under the action of titanium dioxide, ozone oxidizes broken malodorous gas molecules into carbon dioxide and water, and titanium dioxide generates superoxide anion free radicals and hydroxyl free radicals with strong chemical activity to attack organic matters when being irradiated by ultraviolet light formed by a microwave ultraviolet electrodeless lamp tube, so that the effect of degrading the organic matters is achieved, and then the treatment of waste gas is completed, and the microwave ultraviolet electrodeless lamp tube is designed into an S shape, so that the photocatalysis action time is longer, and the pollutant degradation effect is improved; after the waste gas treatment is finished, the treated waste gas passes through the booster fan 6 and is introduced into the gas outlet channel 7, and then is discharged into the atmosphere, and then the treatment work of the waste gas is finished.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments, and various equivalent changes can be made to the technical solution of the present invention within the technical idea of the present invention, and these equivalent changes are within the protection scope of the present invention.
Claims (10)
1. A microwave ultraviolet waste gas treatment system is characterized by comprising:
the system comprises a waste gas collecting tank, a filtering processing unit communicated with the waste gas collecting tank, a circulating dividing pipeline communicated with the filtering processing unit, a microwave ultraviolet processing unit communicated with the circulating dividing pipeline, a gas outlet channel communicated with the microwave external processing unit, and a booster fan arranged on the gas outlet channel;
the microwave ultraviolet processing unit comprises a sealing shell, a microwave ultraviolet electrodeless lamp tube arranged in the sealing shell, and a microwave power supply box used for supplying power to the microwave ultraviolet electrodeless lamp tube.
2. A microwave ultraviolet exhaust treatment system in accordance with claim 1, wherein: the filtration processing unit comprises a filtration processing tank, an air supply mechanism arranged at the bottom of the filtration processing tank and an air inducing mechanism arranged at the top of the filtration processing tank; three treatment layers are arranged in the filtering treatment tank; the three-layer treatment layer comprises a first adsorption layer arranged in the filtration treatment tank, a second adsorption layer arranged above the first adsorption layer, and a filter layer arranged above the second adsorption layer.
3. A microwave ultraviolet exhaust treatment system in accordance with claim 2, wherein: the first adsorption layer consists of a plurality of groups of honeycomb activated carbon adsorption blocks which are arranged from top to bottom in parallel and are reserved with 2-11 mm gaps; the second adsorption layer consists of a plurality of groups of rare earth catalyst adsorption blocks which are arranged from top to bottom in parallel and are reserved with gaps of 2-4 mm; the filter is placed by multiunit galvanized sheet material and ceramic filter core from a left side to the right side at intervals.
4. A microwave ultraviolet exhaust treatment system in accordance with claim 1, wherein: a waste collecting pipe is arranged between the waste gas collecting tank and the filtering treatment unit and is arranged below the first adsorption layer; the top of waste gas collection tank is equipped with induced air mechanism, the bottom of waste gas collection tank is equipped with air supply mechanism.
5. A microwave ultraviolet exhaust treatment system in accordance with claim 2, wherein: air supply mechanism with induced air mechanism is two sets of the same unit that sets up side by side, and every same unit of group is including transporting the casing, pegs graft the transportation pivot of transportation casing cup joints the transportation flabellum of transportation pivot, and with the coaxial pivoted transportation motor of transportation pivot.
6. A microwave ultraviolet exhaust treatment system in accordance with claim 5, wherein: the side wall of the filtration treatment tank is provided with a downward spiral thread, and the top of the filtration treatment tank is provided with a spray gun; the water flow sprayed by the spray gun flows along the spiral downward thread formed on the side wall of the filtering treatment tank.
7. A microwave ultraviolet exhaust treatment system in accordance with claim 1, wherein: the circulation dividing duct includes a separating portion, and a dividing portion communicating with the separating portion.
8. A microwave ultraviolet exhaust treatment system in accordance with claim 7, wherein: the separation part comprises a pipeline wall, a discharge area and a separation area which are embedded in the pipeline wall; the waste gas passes through a discharge area in advance and then enters a separation area; the dividing part comprises a pipeline wall and a partition pipe arranged in the pipeline wall, so that the dividing part forms an air inlet channel and a circulating channel; the circulation channel is communicated with the circulation dividing pipeline; the air inlet passage is communicated with the microwave ultraviolet processing unit; the discharge region is composed of discharge electrode plates, and the separation region is composed of separation electrode plates.
9. A microwave ultraviolet exhaust treatment system in accordance with claim 1, wherein: the microwave ultraviolet electrodeless lamp tube is placed in the sealed shell in an S shape.
10. A waste gas treatment method of a microwave ultraviolet waste gas treatment system is characterized by comprising the following steps:
step 1, when waste gas needs to be treated, collecting the waste gas by a waste gas collecting tank, enabling the waste gas to enter a filtering treatment unit through a waste gas collecting pipe, and enabling the waste gas to work through an air supply mechanism and an air inducing mechanism to move from bottom to top; at the moment, the transportation motor works to drive the transportation rotating shaft to rotate, so that the transportation fan blades are driven to rotate, and the waste gas is driven to rise;
step 2, in the rising process of the waste gas, the waste gas passes through the first adsorption layer, the second adsorption layer and the filter layer for adsorption and filtration, and then particles in the waste gas are adsorbed; at the moment, the dust in the waste gas flows along the spiral downward thread formed on the side wall of the filtering treatment tank by the water flow sprayed by the spray gun, and then a small amount of dust is attached to separate from the waste gas, so that the filtering and adsorbing work of the waste gas is completed;
step 3, after the filtering and adsorption of the waste gas are finished, the waste gas enters a dividing pipeline, and the waste gas is discharged through a discharge area to form a high-voltage electric arc, so that solid particles in the waste gas are charged; then the waste gas passes through the separation area, both sides of the separation area are connected with a power supply, an electric field is formed between the two electrode plates, the solid particles move downwards under the action of coulomb force and then enter the circulation channel to be circularly connected to enter the filtering processing unit again for secondary filtering and adsorption processing, and the waste gas without the solid particles enters the microwave ultraviolet processing unit through the gas inlet channel;
step 5, after the waste gas enters the microwave ultraviolet treatment unit, the microwave ultraviolet electrodeless lamp tube is powered by the microwave power supply box to form a specific waveband, when the waveband is 185nm, the ultraviolet ray formed by the microwave ultraviolet electrodeless lamp tube enables oxygen molecules in the air to generate active oxygen, at the moment, the active oxygen carries unbalanced positive and negative electrons, so that the active oxygen needs to be combined with the oxygen molecules to generate ozone, at the moment, the ultraviolet ray formed by the microwave ultraviolet electrodeless lamp tube decomposes molecular chains of malodorous gas, breaks the macromolecular structure into small molecular structures, the ozone is driven by the microwave to accelerate the movement speed and can be rapidly combined with the waste gas, when the waveband is adjusted to 253.7nm, the microwave can directly break the long chain of the organic waste gas to form small molecular substances comprising carbon dioxide, water and oxygen, at the moment, a titanium dioxide catalyst is added, under the action of titanium dioxide, ozone oxidizes broken malodorous gas molecules into carbon dioxide and water, and titanium dioxide generates superoxide anion free radicals and hydroxyl free radicals with strong chemical activity to attack organic matters when being irradiated by ultraviolet light formed by a microwave ultraviolet electrodeless lamp tube, so that the effect of degrading the organic matters is achieved, and then the treatment of waste gas is completed, and the microwave ultraviolet electrodeless lamp tube is designed into an S shape, so that the photocatalysis action time is longer, and the pollutant degradation effect is improved;
and 6, after the waste gas is treated, introducing the treated waste gas into a gas outlet channel through a booster fan, and then discharging the waste gas into the atmosphere to further finish the treatment work of the waste gas.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010687800.0A CN111715044A (en) | 2020-07-16 | 2020-07-16 | Microwave ultraviolet waste gas treatment system and treatment method thereof |
| PCT/CN2020/102598 WO2022011664A1 (en) | 2020-07-16 | 2020-07-17 | Microwave ultraviolet waste gas treatment system, and waste gas treatment method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010687800.0A CN111715044A (en) | 2020-07-16 | 2020-07-16 | Microwave ultraviolet waste gas treatment system and treatment method thereof |
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| CN111715044A true CN111715044A (en) | 2020-09-29 |
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| CN202010687800.0A Withdrawn CN111715044A (en) | 2020-07-16 | 2020-07-16 | Microwave ultraviolet waste gas treatment system and treatment method thereof |
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| WO (1) | WO2022011664A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682025A (en) * | 2020-12-30 | 2022-07-01 | 陕西青朗万城环保科技有限公司 | Oil smoke removing device |
| CN114873679A (en) * | 2021-02-05 | 2022-08-09 | 陕西青朗万城环保科技有限公司 | Industrial waste stripping treatment method and control system thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6409889B1 (en) * | 1999-04-13 | 2002-06-25 | Special Materials Research And Technology, Inc. | Method for the removal and recovery of inorganic pollutants from waste aqueous solutions and waste primary air sources |
| CN206253232U (en) * | 2016-09-07 | 2017-06-16 | 深圳市天浩洋环保股份有限公司 | A kind of high-pressure electrostatic precipitation purifies equipment integrating with UV photodissociation |
| CN106268145B (en) * | 2016-09-28 | 2018-11-06 | 苏州海思乐废气处理设备有限公司 | A kind of waste gas purification processing unit |
| CN107670415A (en) * | 2017-11-03 | 2018-02-09 | 江苏海思乐废气处理设备有限公司 | A kind of Integrated Processing Unit of the waste gas containing dust |
| CN107670416A (en) * | 2017-11-03 | 2018-02-09 | 江苏海思乐废气处理设备有限公司 | Integral combination type waste gas purification apparatus |
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2020
- 2020-07-16 CN CN202010687800.0A patent/CN111715044A/en not_active Withdrawn
- 2020-07-17 WO PCT/CN2020/102598 patent/WO2022011664A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682025A (en) * | 2020-12-30 | 2022-07-01 | 陕西青朗万城环保科技有限公司 | Oil smoke removing device |
| CN114873679A (en) * | 2021-02-05 | 2022-08-09 | 陕西青朗万城环保科技有限公司 | Industrial waste stripping treatment method and control system thereof |
| CN114873679B (en) * | 2021-02-05 | 2023-10-27 | 陕西青朗万城环保科技有限公司 | Industrial waste stripping treatment method and control system thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022011664A1 (en) | 2022-01-20 |
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Application publication date: 20200929 |
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