CN214513571U - Dust-containing waste gas purifying device - Google Patents

Dust-containing waste gas purifying device Download PDF

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Publication number
CN214513571U
CN214513571U CN202120441987.6U CN202120441987U CN214513571U CN 214513571 U CN214513571 U CN 214513571U CN 202120441987 U CN202120441987 U CN 202120441987U CN 214513571 U CN214513571 U CN 214513571U
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waste gas
centrifugal separation
adsorption
dust
electrostatic adsorption
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CN202120441987.6U
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Chinese (zh)
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裴登明
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Nanjing Kechuang Environmental Engineering Development Co ltd
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Nanjing Kechuang Environmental Engineering Development Co ltd
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Abstract

The utility model relates to a waste gas treatment device specifically discloses a dirty waste gas purification device. The purifying device comprises a shell, wherein an air inlet (1) and an air outlet (7) are formed in the shell, a centrifugal separation area (14) and an electrostatic adsorption area (23) which are communicated with each other are formed in the shell, a rotating wheel (2) is arranged in the centrifugal separation area (14), at least one electrode releasing rod (17) and at least one adsorption pole plate (18) are arranged in the electrostatic adsorption area (23) at intervals, the centrifugal separation area (14) is communicated with the air inlet (1), and the electrostatic adsorption area (23) is communicated with the air outlet (7). The utility model discloses a centrifugal separation district and electrostatic adsorption district, waste gas get into the electrostatic adsorption district after centrifugal separation district centrifugation subsides preliminary dust removal, make the particulate matter lotus electricity adsorbed the adsorption polar plate under the electric field force effect of discharge electrode pole in the electrostatic adsorption district on, break away from under the action of gravity and subside, realize further removing dust, reach the effect that promotes purification dusty waste gas.

Description

Dust-containing waste gas purifying device
Technical Field
The utility model relates to a waste gas treatment device specifically, relates to a dirty exhaust purification device.
Background
In modern industrial production, exhaust gas contains a large amount of dust, the pollution to air is great, the dust in the exhaust gas needs to be purified, and the exhaust gas dust purification technology is also called as a dust removal technology, and is an operation process for separating and recycling particle pollutants from the exhaust gas. Gaseous pollutants are of various types and have different characteristics, so the adopted purification methods are different.
The existing purification device still has certain defects when in use. For example, although the existing purification device can absorb dust, the existing purification device filters dust in air by adopting filter cartridges, cloth bags and other modes, so that filter holes are easy to block, more dust is accumulated, the dust removal effect is not only avoided, secondary pollution is easy to cause, resources are wasted, and the purification efficiency is low. And the traditional mode only has better effect on drying waste gas, and has unsatisfactory treatment effect on dust waste gas containing oil and having high humidity.
SUMMERY OF THE UTILITY MODEL
Poor problem of dirty waste gas purification effect among the prior art, the utility model provides a dirty waste gas purification device, this purifier can carry out multiple settlement to dirty waste gas to reach the purpose that promotes purifying effect.
In order to realize the above object, the utility model provides a dirty waste gas purification device, this purifier include the casing, be equipped with air inlet and gas vent on the casing, be equipped with the centrifugal separation district and the electrostatic adsorption district that communicate each other in the casing, be equipped with the runner in the centrifugal separation district, the interval is provided with at least one discharge pole and at least one adsorption polar plate in the electrostatic adsorption district, the centrifugal separation district with the air inlet intercommunication, the electrostatic adsorption district with the gas vent intercommunication.
Preferably, the peripheral surface of the rotating wheel is covered with a separation net, so that the centrifugal separation area and the electrostatic adsorption area can be communicated with each other.
Preferably, a partition board is arranged above the rotating wheel to separate the centrifugal separation area from the electrostatic adsorption area.
Specifically, the rotating wheel is connected with a motor and driven by the motor to rotate, and the motor is fixed on a motor support.
Specifically, the discharge electrode rods in the same row are connected in series into a whole by the discharge electrode connecting rods, and the adsorption electrode plates are connected in series into a whole by the adsorption electrode connecting rods.
Further specifically, the electrostatic adsorption area is driven by a power supply to work, and the adsorption pole connecting rod and the discharge pole connecting rod are respectively connected to two poles of the power supply.
Preferably, the power supply is a high-voltage power supply, and is connected with the anode connecting rod and the discharge electrode connecting rod through high-voltage wires.
Preferably, the adsorption polar plate is an arc corrugated plate.
Further, the bottom of casing sets up the liquid reserve tank that is equipped with the liquid that sprays, the liquid reserve tank with centrifugal separation region passes through the transfer line intercommunication, be equipped with the transfer pump on the transfer line, the end department of transfer line is equipped with atomizer, in order to incite somebody to action spray in the liquid reserve tank to in the centrifugal separation region.
Furthermore, the purification device also comprises an electrostatic cleaning spraying pipeline, wherein one end of the electrostatic cleaning spraying pipeline is communicated with the liquid storage tank, and the other end of the electrostatic cleaning spraying pipeline is positioned above the electrostatic adsorption area.
Through the technical scheme, the utility model discloses a following beneficial effect:
1. the utility model discloses a dirty waste gas purification device includes centrifugal separation district and electrostatic adsorption district, and waste gas gets into the electrostatic adsorption district after the preliminary dust removal of centrifugal sedimentation, makes the particulate matter lotus electricity be adsorbed on the adsorption polar plate under the electric field force effect of discharge pole in the electrostatic adsorption district, breaks away from the settlement under the action of gravity, realizes further dust removal, reaches the effect that promotes the dirty waste gas of purification; the utility model is not only suitable for the treatment of dry waste gas, but also more suitable for the treatment of dust waste gas containing oil and having larger humidity;
2. in a preferred technical scheme of the utility model, the adsorption polar plate is an arc corrugated plate, which can form turbulent flow, increase the impact frequency of the air flow and improve the adsorption efficiency; in addition, because the airflow can be in turbulent flow when passing through the corrugated adsorption polar plate to form collision, the adsorption polar plate can also play a role in mechanically filtering particulate matters in the exhaust gas even under the condition of power failure;
3. the utility model discloses an among the preferred technical scheme, the bottom setting of casing is equipped with the liquid reserve tank that sprays liquid, and the liquid that sprays in the liquid reserve tank can atomize and spray to centrifugal separation region in with dusty waste gas intensive mixing, make the condensation of dirt particle and liquid drop and subside, both increased dust removal effect, make the runner surface moist again, do benefit to long-pending dirty separation.
4. The utility model discloses an among the preferred technical scheme, set up electrostatic cleaning and sprayed the pipeline to wash the electrostatic absorption district.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a side view of FIG. 1;
the arrows in the figure indicate the direction of the air flow.
Description of the reference numerals
1-air inlet, 2-rotating wheel, 3-power supply, 4-high voltage wire, 5-adsorption pole connecting rod, 6-discharge pole connecting rod, 7-air outlet, 8-atomizing nozzle, 9-infusion tube, 10-infusion pump, 11-liquid storage tank, 12-supporting leg, 13-sewage outlet, 14-centrifugal separation zone, 15-support, 16-separation net, 17-discharge pole, 18-adsorption pole plate, 19-motor, 20-motor support, 21-exhaust reducing zone, 22-partition plate, 23-electrostatic adsorption zone, 24-transition channel and 25-cleaning spray device
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
It should be noted that, in the following description, directional terms such as "outside" and "inside" are used for clarity of the technical solution of the present invention, and all have meanings according to the normal directions of the components in the purification apparatus, for example, a portion through which gas passes is inside, and a portion opposite to the portion is outside. This is merely for convenience in describing the invention and to simplify the description, and is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be considered limiting of the invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening connectors, either internally or in cooperative relationship to each other. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 and fig. 2, the utility model discloses a dirty waste gas purification device includes the casing, be equipped with air inlet 1 and gas vent 7 on the casing, be equipped with the centrifugal separation region 14 and the electrostatic adsorption district 23 of mutual intercommunication in the casing, be equipped with runner 2 in the centrifugal separation region 14, the interval is provided with at least one discharge pole 17 and at least one adsorption polar plate 18 in the electrostatic adsorption district 23, centrifugal separation region 14 with air inlet 1 intercommunication, electrostatic adsorption district 23 with gas vent 7 intercommunication. The dust-containing waste gas enters the centrifugal separation area 14 through the gas inlet 1, and particles in the waste gas are thrown to the wall of the centrifugal separation area 14 by the centrifugal action of the rotating runner 2 and are settled down. The waste gas after the preliminary dust removal enters the electrostatic adsorption area 23, the charged particles are adsorbed to the adsorption pole plate 18 under the action of the electric field force of the discharge pole 17, and the particles are separated from the adsorption pole plate and are settled under the action of gravity, so that the further dust removal is realized, and the effect of improving and purifying the dust-containing waste gas is achieved. The utility model discloses not only be fit for the processing of dry waste gas, still more be fit for the great dust exhaust-gas treatment of oiliness and humidity.
To facilitate particle settling, the adsorption plate 18 is preferably vertically disposed, and the discharge electrode rods 17 are preferably horizontally disposed.
In order to facilitate the settled particles to be discharged out of the shell, a sewage outlet 13 is arranged at the bottom of the shell, and the particles are discharged out of the sewage outlet 13 after settling to the bottom of the shell.
In a preferred embodiment of the present invention, the peripheral surface of the rotor 2 is covered with a separation net 16 so that the centrifugal separation zone 14 and the electrostatic adsorption zone 23 can communicate with each other. The separation net 16 is convenient for gas to enter and exit, and can also intercept large particles formed by centrifugation so as to achieve the purpose of dust removal. The separation wire 16 forms a cylindrical wire cylinder.
A partition 22 is provided above the rotor 2 to separate the centrifugal separation zone 14 from the electrostatic adsorption zone 23.
In order to facilitate the arrangement of the components, a certain space is left between the centrifugal separation region 14 and the electrostatic adsorption region 23, the space is formed as a transition channel 24, and the exhaust gas enters the transition channel 24 from both ends of the centrifugal separation region 14 after being subjected to centrifugal treatment, and then enters the electrostatic adsorption region 23 through the transition channel 24 for adsorption treatment.
The rotating wheel 2 is connected with a motor 19 and driven by the motor 19 to rotate, and the motor 19 is fixed on a motor bracket 20. For convenience of control, maintenance and avoidance of pollution, the motor 19 and the motor support 20 are provided outside the housing.
In order to facilitate the arrangement of the discharge electrode rods 17 and the adsorption pole plates 18 and improve the reliability of the arrangement, a plurality of discharge electrode rods 17 in the same row are connected in series into a whole by the discharge electrode connecting rods 6, and a plurality of adsorption pole plates 18 are connected in series into a whole by the adsorption pole connecting rods 5. Specifically, as shown in fig. 1, a plurality of discharge electrodes 17 are arranged in a matrix, and the discharge electrodes 17 in each row are connected in series by at least one discharge electrode connecting rod 6 to form a whole; a plurality of adsorption pole plates 18 are arranged in parallel in the longitudinal direction, and horizontal adsorption pole connecting rods 5 are arranged above and below the discharge pole rods 17 of each row to connect the adsorption pole plates 18 in series.
The electrostatic adsorption area 23 is driven by the power supply 3 to work, and the adsorption pole connecting rod 5 and the discharge pole connecting rod 6 are respectively connected to two poles of the power supply 3.
Specifically, the power supply 3 is a high voltage dc power supply with a voltage of 40KV, and is connected to the anode connecting rod 5 and the discharge electrode connecting rod 6 via a high voltage line 4.
As a preferred embodiment of the present invention, the adsorption polar plate 18 is an arc corrugated plate to form a turbulent flow, increase the number of times of air flow impact, and improve the adsorption efficiency. In addition, because the adsorption plate 18 is corrugated, the air flow is turbulent and collides, thereby mechanically filtering the particles in the exhaust gas even in the case of power failure.
In order to further strengthen the granule and subside the effect, the bottom of casing sets up the liquid reserve tank 11 that is equipped with the spray, liquid reserve tank 11 with centrifugal separation region 14 passes through transfer line 9 intercommunication, be equipped with transfer pump 10 on the transfer line 9, the end department of transfer line 9 is equipped with atomizer 8, and atomizer 8 is preferred to be established in air inlet 1 and is close to the one end of centrifugal separation region 14, with spray in the liquid reserve tank 11 extremely in the centrifugal separation region 14. The centrifugal separation region 14 is full of atomized spray liquid which is atomized by the atomizing nozzle 8 and filled in the centrifugal separation region 14, and the atomized spray liquid is fully mixed with dust-containing waste gas to condense and settle dust particles and liquid drops, so that the dust removal effect is increased, the surface of the rotating wheel 2 is wet, and the separation of accumulated dirt is facilitated.
In addition, the purification device further comprises an electrostatic cleaning spraying pipeline 25, one end of the electrostatic cleaning spraying pipeline 25 is communicated with the liquid storage tank 11 and is connected with the infusion pump 10, the other end of the electrostatic cleaning spraying pipeline 25 is positioned above the electrostatic adsorption area 23, and an atomizing nozzle is arranged at the end head. Electromagnetic valves are respectively arranged on the electrostatic cleaning spraying pipeline 25 and the infusion tube 9. When the waste gas is treated, the electromagnetic valve on the liquid conveying pipe 9 is opened, the electromagnetic valve on the electrostatic cleaning spraying pipeline 25 is closed, and the liquid conveying pump 10 conveys the spraying liquid to the centrifugal separation area to be contacted with the waste gas; after the waste gas is treated, the electromagnetic valve on the liquid conveying pipe 9 is closed, the electromagnetic valve on the electrostatic cleaning spraying pipeline 25 is opened, and the liquid conveying pump 10 conveys the spraying liquid to the upper part of the electrostatic adsorption area 23 so as to clean the electrostatic adsorption area 23. The following is a preferred embodiment of the present invention.
As shown in fig. 1-2, the dust-containing waste gas purifying device comprises a casing, a sewage outlet 13 and a plurality of support legs 12 are arranged at the bottom of the casing, an air inlet 1 is arranged at the side surface of the casing, an air outlet 7 is arranged at the top of the casing, and a liquid storage tank 11, a centrifugal separation region 14, a transition channel 24 and an electrostatic adsorption region 23 are sequentially arranged in the casing from bottom to top. The liquid storage tank 11 is filled with spraying liquid, the liquid storage tank 11 is provided with a header pipe with a liquid conveying pump 10, one end of the header pipe extends into the spraying liquid, the other end of the header pipe is connected with a liquid conveying pipe 9 and an electrostatic cleaning spraying pipeline 25, the other end of the liquid conveying pipe 9 is arranged in the air inlet 1, the other end of the liquid conveying pipe is provided with an atomizing nozzle 8, the other end of the electrostatic cleaning spraying pipeline 25 is positioned above the electrostatic adsorption area 23, the end is also provided with the atomizing nozzle, and the liquid conveying pipe 9 and the electrostatic cleaning spraying pipeline 25 are respectively provided with an electromagnetic valve; a rotating wheel 2 is arranged in the centrifugal separation area 14, a separation net 16 is arranged on the circumferential direction of the rotating wheel 2, a partition plate 22 is arranged above the rotating wheel 2, the rotating wheel 2 is driven to rotate by a motor 19, the motor 19 is arranged on a motor support 20, and two ends of the rotating wheel 2 are arranged on a support 15 through bearings; the interval is provided with a plurality of discharge poles 17 and a plurality of adsorption polar plate 18 in the electrostatic adsorption district 23, a plurality of discharge poles 17 matrix are arranged, a plurality of discharge poles 17 on each row are concatenated into wholly by a discharge pole connecting rod 6, adsorption polar plate 18 is the arc buckled plate, the vertical parallel arrangement of a plurality of adsorption polar plate 18, all set up horizontally adsorption polar plate connecting rod 5 in the top and the below of discharge pole 17 of each row to concatenate a plurality of adsorption polar plate 18 into a whole. The adsorption pole connecting rod 5 and the discharge pole connecting rod 6 are respectively connected to two poles of the power supply 3 through high-voltage wires 4, the power supply 3 is a high-voltage direct-current power supply, and the voltage is 40 KV.
The working process of the dust-containing waste gas purification device is as follows: the power supply 3, the motor 19, the infusion pump 10 and the electromagnetic valve on the infusion tube 9 are turned on, dust-containing waste gas generated in the industrial production process is collected by the exhaust fan and enters the centrifugal separation area 14 from the air inlet 1, the infusion pump 10 sprays the spray liquid into the centrifugal separation area 14, the waste gas is mixed with the atomized spray liquid to be accelerated to be condensed and settled, the waste gas mixed by water mist is filled into the rotating wheel 2 rotating at high speed, and condensed particles in the waste gas are separated by centrifugal force and thrown onto the cavity wall of the centrifugal separation area 14 to be settled; the waste gas after centrifugal separation is introduced into a subsequent electrostatic adsorption zone 23 through a transition channel 24, under the action of the electric field force of an electrode discharge rod 17 in the electrostatic adsorption zone 23, the charged particles are adsorbed on the adsorption polar plate 18, and are separated from sedimentation under the action of gravity, so that the effect of purifying the dust-containing waste gas is achieved, and the purified clean waste gas is discharged from the exhaust port 7 after passing through the exhaust reducing zone 21. After the purification treatment is finished, the power supply 3, the motor 19 and the electromagnetic valves on the liquid conveying pipe 9 are closed, the liquid conveying pump 10 and the electromagnetic valves on the electrostatic cleaning spraying pipeline 25 are opened, and the adsorption electrode connecting rod 5 and the discharge electrode connecting rod 6 are cleaned.
As can be seen from the above description, the present invention has the following advantages: through the centrifugal action of the rotating runner 2, particulate matters in the waste gas are thrown onto the cavity wall of the centrifugal separation area 14 and settle down, the waste gas after primary dust removal enters the electrostatic adsorption area 23, the charged particles are adsorbed onto the adsorption pole plate 18 under the action of the electric field force of the discharge pole 17 and are separated from the settlement under the action of gravity, further dust removal is realized, and the effect of improving and purifying the dust-containing waste gas is achieved; the adsorption polar plate 18 is an arc corrugated plate to form turbulent flow, increase the impact frequency of air flow and improve the adsorption efficiency, and in addition, because the adsorption polar plate 18 is corrugated, the air flow can be turbulent when passing through to form collision, and even under the condition of power failure, the adsorption polar plate can also play a role in mechanically filtering particles in the waste gas; the bottom of the shell is provided with a liquid storage tank 11 filled with spraying liquid, the spraying liquid in the liquid storage tank 11 can be atomized and sprayed to the centrifugal separation area 14 to be fully mixed with dust-containing waste gas, so that dust particles and liquid drops are condensed and settled, the dust removal effect is improved, the surface of the rotating wheel 2 is wet, and the accumulated dust separation is facilitated.
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 details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (10)

1. The utility model provides a dirty waste gas purification device, includes the casing, be equipped with air inlet (1) and gas vent (7) on the casing, its characterized in that, be equipped with centrifugal separation region (14) and the electrostatic adsorption district (23) of intercommunication each other in the casing, be equipped with runner (2) in centrifugal separation region (14), the interval is provided with at least one and puts electrode pole (17) and at least one adsorption plate (18) in electrostatic adsorption district (23), centrifugal separation region (14) with air inlet (1) intercommunication, electrostatic adsorption district (23) with gas vent (7) intercommunication.
2. A dust-laden waste gas purification apparatus as claimed in claim 1, wherein the peripheral surface of the rotor (2) is covered with a separation mesh (16) to enable the centrifugal separation zone (14) and the electrostatic adsorption zone (23) to communicate with each other.
3. A dust-laden waste gas purification apparatus as claimed in claim 2, wherein a partition (22) is provided above the rotor (2) to separate the centrifugal separation zone (14) and the electrostatic adsorption zone (23).
4. A dust-laden exhaust gas purification apparatus as claimed in claim 1, wherein the rotary wheel (2) is connected to a motor (19) and is rotated by the motor (19), and the motor (19) is fixed to a motor bracket (20).
5. A dust-laden waste gas purification apparatus as claimed in claim 1, wherein a plurality of said discharge electrode rods (17) in the same row are connected in series by a discharge electrode connecting rod (6) to form a whole, and a plurality of said electrode plates (18) are connected in series by an adsorption electrode connecting rod (5) to form a whole.
6. A dust-laden waste gas purification apparatus as claimed in claim 5, wherein the electrostatic adsorption area (23) is driven by a power supply (3), and the adsorption electrode connecting rod (5) and the discharge electrode connecting rod (6) are respectively connected to two poles of the power supply (3).
7. A dust-laden exhaust gas purification apparatus as claimed in claim 6, wherein the power supply (3) is a high voltage power supply which is connected with the anode connecting rod (5) and the discharge electrode connecting rod (6) by a high voltage line (4).
8. A dust-laden waste gas purification apparatus as claimed in claim 1, wherein the adsorption pole plate (18) is a curved corrugated plate.
9. The dusty waste gas purification device according to any one of claims 1 to 8, wherein a liquid storage tank (11) filled with a spray liquid is arranged at the bottom of the housing, the liquid storage tank (11) is communicated with the centrifugal separation region (14) through a liquid conveying pipe (9), an infusion pump (10) is arranged on the liquid conveying pipe (9), and an atomizing nozzle (8) is arranged at the end of the liquid conveying pipe (9) so as to spray the spray liquid in the liquid storage tank (11) into the centrifugal separation region (14).
10. The dust-laden waste gas purification apparatus as claimed in claim 9, further comprising an electrostatic cleaning spray line (25), wherein one end of the electrostatic cleaning spray line (25) is communicated with the liquid storage tank (11) and the other end is positioned above the electrostatic adsorption region (23).
CN202120441987.6U 2021-02-26 2021-02-26 Dust-containing waste gas purifying device Active CN214513571U (en)

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CN202120441987.6U CN214513571U (en) 2021-02-26 2021-02-26 Dust-containing waste gas purifying device

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Application Number Priority Date Filing Date Title
CN202120441987.6U CN214513571U (en) 2021-02-26 2021-02-26 Dust-containing waste gas purifying device

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CN214513571U true CN214513571U (en) 2021-10-29

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CN202120441987.6U Active CN214513571U (en) 2021-02-26 2021-02-26 Dust-containing waste gas purifying device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116351566A (en) * 2022-09-05 2023-06-30 苏州科技大学 Atomization corona oil smoke waste gas purification device and purification method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116351566A (en) * 2022-09-05 2023-06-30 苏州科技大学 Atomization corona oil smoke waste gas purification device and purification method
CN116351566B (en) * 2022-09-05 2023-10-03 苏州科技大学 Atomization corona oil smoke waste gas purification device and purification method

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