CN106268159B - A kind of exhaust gas processing device and processing method - Google Patents
A kind of exhaust gas processing device and processing method Download PDFInfo
- Publication number
- CN106268159B CN106268159B CN201610803531.3A CN201610803531A CN106268159B CN 106268159 B CN106268159 B CN 106268159B CN 201610803531 A CN201610803531 A CN 201610803531A CN 106268159 B CN106268159 B CN 106268159B
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- China
- Prior art keywords
- room
- exhaust gas
- ultrasonic atomizatio
- ultrasonic
- acoustic agglomeration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D51/00—Auxiliary pretreatment of gases or vapours to be cleaned
- B01D51/02—Amassing the particles, e.g. by flocculation
- B01D51/04—Amassing the particles, e.g. by flocculation by seeding, e.g. by adding particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/18—Cleaning-out devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D51/00—Auxiliary pretreatment of gases or vapours to be cleaned
- B01D51/02—Amassing the particles, e.g. by flocculation
- B01D51/06—Amassing the particles, e.g. by flocculation by varying the pressure of the gas or vapour
- B01D51/08—Amassing the particles, e.g. by flocculation by varying the pressure of the gas or vapour by sound or ultrasonics
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of exhaust gas processing device and processing method, which includes pending inlet exhaust gas, automation controller, ultrasonic atomizatio room, ultrasonic atomizing nozzle, acoustic agglomeration room, loud speaker, ash bucket, clean offgas outlet, audio controller, the defeated grey mouth in ultrasonic atomizatio room.This method includes:Pending tail gas enters ultrasonic atomizatio room by pending inlet exhaust gas, collides coalescence with the droplet that ultrasonic atomizatio shower nozzle has been atomized, some big particle can be deposited to ultrasonic atomizatio room bottom and periodically be cleared up by defeated grey mouth;Remaining tail gas can enter acoustic agglomeration room, bulky grain is agglomerated under the action of sound wave, the bulky grain after reunion is deposited in ash bucket under the effect of gravity;Purified tail gas is discharged by clean offgas outlet.The present apparatus can make the reunion of the tiny particles content (PM2.5) in tail gas grow up, and then removed by conventional cleaner, the efficiency of dust collection of conventional dust removal equipment not only can be improved, moreover it is possible to reduce influences of the PM2.5 to environment.
Description
Technical field
The present invention relates to the technical fields of pollution control equipment manufacture, and in particular to a kind of exhaust gas processing device and processing side
Method.
Background technology
The tail gas of the discharges such as cement plant, chemical plant, automobile is the chief component of atmosphere pollution.Wherein in tail gas
Grain object especially PM2.5, large specific surface area can carry the harmful substances such as heavy metal and virus, and can enter Human Lung with breathing
Bubble has extremely strong harmfulness.
Although widely used exhaust gas processing device can reach very high efficiency of dust collection in industry at present, to PM2.5
Removal efficiency it is very low, and exactly harm to the human body is maximum for this part.
Acoustic agglomeration is a kind of tail gas preconditioning technique, is that the fine grained in tail gas is made to collide, reunite, and forms big
Grain, to reduce fine grained quantity, increases the average grain diameter of aerosol.But it is excessively high to be single use acoustic agglomeration technology energy consumption.
Invention content
The present invention provides a kind of novel exhaust gas processing device and processing method, by will acoustic agglomeration at ultrasonic atomizatio
The device and method that reason technology is combined handles tail gas, and this method can remove PM2.5 significantly, to make discharge
Tail gas is up to standard, and can reduce energy consumption.
Technical scheme is as follows:
A kind of exhaust gas processing device, including ultrasonic atomizatio room and acoustic agglomeration room, ultrasonic atomizatio room lower part are equipped with and wait for
Inlet exhaust gas is handled, while ultrasonic atomizatio room lower end is equipped with defeated grey mouth, upper end is equipped with gas vent, the acoustic agglomeration room
Equipped with the clean offgas outlet of upper end gas feed and lower part, wherein the upper end gas vent of the ultrasonic atomizatio room and the sound
The upper end gas feed of wave reunion room is connected to by pipeline;The top of the inner cavity of the ultrasonic atomizatio room is equipped with multiple ultrasonic atomizatios
Nozzle, those ultrasonic atomizing nozzles are electrically connected an automation controller;The acoustic agglomeration room is equipped with loud speaker, the loud speaker
It is electrically connected an audio controller;Acoustic agglomeration room lower end is equipped with ash bucket.
The atomizing type of the present invention can make the grain diameter after atomization on 20 μm of left sides by the way of ultrasonic atomization
The right side is more advantageous to and collides reunion with fine particle.
The ultrasonic atomizatio room is equipped with the ultrasonic atomizing nozzle of rows of alternate arrangement, and the automation controller can
It is controlled with the quantity to atomization quantity and opening ultrasonic atomizing nozzle.
The defeated grey mouth of ultrasonic atomizatio room lower end installation can be used for regular deashing.
The acoustic agglomeration room has multiple faces, loud speaker is fitted on each face, and each loud speaker can
The conversion for carrying out low-and high-frequency, can open the one or more speakers of different location as needed in actual use.
The acoustic agglomeration room can be by the loud speaker of opening different location, or passes through the sound intensity of the different loud speakers of adjusting
To generate required sound field.
The audio controller is respectively controlled each loud speaker.
The lower face of the acoustic agglomeration room is arc, and in the low shape in intermediate high both sides, is conducive to settle in this way
Ash fall toward both sides, be convenient for deashing.
The ash bucket of the lower end of the acoustic agglomeration room be it is demountable, such as by rotation back out, such structure
Facilitate deashing.
A kind of exhaust gas treating method, using above-mentioned exhaust gas processing device, this method comprises the following steps:
Regulate first automation controller to the control of atomization parameter and audio controller to number of loudspeakers and frequency,
The control of the parameters such as power;
Then pending tail gas enters ultrasonic atomizatio room by pending inlet exhaust gas, has been atomized with ultrasonic atomizing nozzle
Droplet collides coalescence, some big particle can be deposited to ultrasonic atomizatio room bottom and periodically be cleared up by defeated grey mouth;
Remaining tail gas can enter acoustic agglomeration room, bulky grain is agglomerated under the action of sound wave, the bulky grain after reunion
It is deposited in ash bucket under the effect of gravity;Purified tail gas is discharged by clean offgas outlet.
Compared with prior art, beneficial effects of the present invention are as follows:
First, exhaust gas processing devices provided by the invention make pending tail gas from the waiting for of one side lower part of ultrasonic atomizatio room
It manages inlet exhaust gas to enter, after being atomized just reunion, tail gas goes out from the upper end gas vent of ultrasonic atomizatio room and enters it again
Acoustic agglomeration room afterwards first can remove big particle in ultrasonic atomizatio room, and then can reduce acoustic agglomeration room sound wave in this way
Decaying, so as to reach energy-efficient effect;
Ultrasonic atomizatio and acoustic agglomeration described in 2nd, be it is separately installed in different process chambers, thus can be with needle
Different processing modes is chosen to the tail gas containing different initial concentrations, the particle of different-grain diameter range and different surfaces characteristic,
Ultrasonic atomizatio is opened as independent, or individually opens sound field, or joint opens ultrasonic atomizatio and sound field;
For 3rd, using the exhaust gas processing device of the present invention, pending tail gas is entered simultaneously below ultrasonic atomizatio room
It is delivered up, gas conveying direction is with the droplet direction of motion after atomization on the contrary, the bulky grain being more advantageous in this way after reuniting is heavy
Drop;
The lower face of acoustic agglomeration room is arc described in 4th, and in the low shape in intermediate high both sides, is conducive in this way
The ash of sedimentation is fallen toward both sides, is convenient for deashing.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
Fig. 1 is the structural schematic diagram of the exhaust gas processing device of the embodiment of the present invention;
Fig. 2 is the structural schematic diagram of acoustic agglomeration room;
In figure, 1. pending inlet exhaust gas;2. automation controller;3. ultrasonic atomizatio room;4. ultrasonic atomizing nozzle;5. sound wave
Reunion room;6. loud speaker;7. ash bucket;8. clean offgas outlet;9. audio controller;10. the defeated grey mouth of ultrasonic atomizatio room.
Specific implementation mode
The present invention provides a kind of exhaust gas processing device, which includes pending inlet exhaust gas, automation controller, ultrasonic mist
Change defeated grey mouth, acoustic agglomeration room, loud speaker, ash bucket, clean offgas outlet, the audio frequency of room, ultrasonic atomizing nozzle, ultrasonic atomizatio room
Controller.When carrying out vent gas treatment using above-mentioned exhaust gas processing device, pending tail gas is by pending inlet exhaust gas into the excess of imports
Sound spray chamber is simultaneously delivered up, and collides coalescence with the droplet that ultrasonic atomizing nozzle has been atomized, some big particle can settle
It is cleared up to ultrasonic atomizatio room bottom and periodically by defeated grey mouth;Remaining tail gas can enter acoustic agglomeration room, in the effect of sound wave
Under be agglomerated into bulky grain, the bulky grain after reunion is deposited in ash bucket under the effect of gravity;Purified tail gas passes through clean tail
Gas outlet discharge.The present apparatus can make the reunion of the tiny particles content (PM2.5) in tail gas grow up, and then be set by conventional dedusting
It is standby to remove, the efficiency of dust collection of conventional dust removal equipment not only can be improved, reduce energy consumption, moreover it is possible to reduce influences of the PM2.5 to environment.
Below with specific embodiment, the present invention will be further described.
Embodiment
Refer to Fig. 1, a kind of exhaust gas processing device provided in this embodiment, including pending inlet exhaust gas 1, atomization control
Device 2, ultrasonic atomizatio room 3, ultrasonic atomizing nozzle 4, acoustic agglomeration room 5, multiple loud speakers 6, ash bucket 7, clean offgas outlet 8, sound
Frequency controller 9, ultrasonic atomizatio room defeated grey mouth 10.Wherein, the lower part of the ultrasonic atomizatio room 3 be equipped with the pending tail gas into
Mouth 1, while the lower end of the ultrasonic atomizatio room 3 is equipped with the defeated grey mouth 10, the upper end of the ultrasonic atomizatio room 3 goes out equipped with gas
Mouthful, the acoustic agglomeration room 5 is equipped with the clean offgas outlet of upper end gas feed and the lower part 8, wherein the ultrasonic atomizatio room
3 upper end gas vent is connected to the upper end gas feed of the acoustic agglomeration room by pipeline;The ultrasonic atomizatio room 3 it is interior
The top of chamber is equipped with multiple ultrasonic atomizing nozzles 4, those ultrasonic atomizing nozzles 4 are electrically connected the automation controller 2;It is described
Acoustic agglomeration room 5 is equipped with multiple loud speakers 6, and the loud speaker 6 is electrically connected the audio controller 9;The sound wave group
The lower end of poly- room 5 is equipped with the ash bucket 7.
The exhaust gas processing device provided through this embodiment, pending tail gas are to first pass through ultrasonic atomizatio room, are entered back into
Acoustic agglomeration room first can remove big particle in ultrasonic atomizatio room, and then can reduce declining for acoustic agglomeration room sound wave in this way
Subtract, so as to reach energy-efficient effect.
In the exhaust gas processing device of the present embodiment, ultrasonic atomizatio and acoustic agglomeration are arranged in different interiors, can
To be selected individually to open ultrasonic atomizatio according to the characteristic of particle, individually opens sound field or joint opens ultrasonic atomizatio and sound field.
In the exhaust gas processing device of the present embodiment, the top of the inner cavity of the ultrasonic atomizatio room 3 is equipped with multigroup ultrasound
Atomizer group, every group of ultrasonic atomizing nozzle group is in a row, spaced between each group ultrasonic atomizing nozzle, while in each group
Ultrasonic atomizing nozzle between be also alternate arrangement.The medium that the ultrasonic atomizing nozzle 4 can be atomized is more than water, may be used also
To be atomized other required media, such as oil, chemical solution etc. as needed.The automation controller 2 can to atomization quantity and
The quantity that ultrasonic atomizing nozzle is opened is controlled.
The present embodiment can make the grain diameter after atomization at 20 μm or so by the way of ultrasonic atomizatio, be more advantageous to
Fine particle in pending tail gas collides reunion.
In the present embodiment, in 3 lower end of ultrasonic atomizatio room, the defeated grey mouth 10 of installation, can carry out regular deashing.
In the present embodiment, acoustic agglomeration room 5 has multiple faces, refers to Fig. 2, loud speaker 6 is mounted on each face,
And each loud speaker 6 can carry out the conversion of low-and high-frequency.
The frequency of audio controller 9 is continuously adjustable, ranging from 0-20000Hz;Sound pressure level ranging from 120-150dB arbitrarily may be used
It adjusts, and audio controller 9 is single to loud speaker 6 controllable.
In the present embodiment, the face below acoustic agglomeration room 5 is arc, and intermediate high both sides are low, are conducive to settle in this way
Ash fall toward both sides, be convenient for deashing.Meanwhile ash bucket 7 can be rotated and be backed out, and be convenient for deashing.
The method for carrying out vent gas treatment using the exhaust gas processing device of the present embodiment, includes the following steps:
Automation controller 2 is regulated first to the control of atomization parameter and audio controller 9 to 6 quantity of loud speaker and frequency
The control of the parameters such as rate, power;
Then pending tail gas enters ultrasonic atomizatio room 3 by pending inlet exhaust gas 1, is atomized with ultrasonic atomizing nozzle 4
Good droplet collides coalescence, some big particle can be deposited to 3 bottom of ultrasonic atomizatio room and periodically by defeated grey mouth 10 clearly
Reason;
Remaining tail gas can enter acoustic agglomeration room 5, bulky grain is agglomerated under the action of sound wave, the bulky grain after reunion
It is deposited under the effect of gravity in ash bucket 7;Purified tail gas is discharged by clean offgas outlet 8.
In the present embodiment, pending tail gas is entered below ultrasonic atomizatio room 3, with the droplet movement side after atomization
To on the contrary, the bulky grain sedimentation being more advantageous in this way after reuniting.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
1. a kind of exhaust gas processing device, which is characterized in that including:
Ultrasonic atomizatio room and acoustic agglomeration room, wherein
Ultrasonic atomizatio room lower part is equipped with pending inlet exhaust gas, while ultrasonic atomizatio room lower end is equipped with defeated grey mouth, on
End is equipped with gas vent;
The acoustic agglomeration room is equipped with the clean offgas outlet of upper end gas feed and lower part,
Wherein, the upper end gas vent of the ultrasonic atomizatio room and the upper end gas feed of the acoustic agglomeration room are connected by pipeline
It is logical;
The top of the inner cavity of the ultrasonic atomizatio room is equipped with multiple ultrasonic atomizing nozzles, those ultrasonic atomizing nozzles are electrically connected a mist
Change controller;
The acoustic agglomeration room is equipped with loud speaker, and the loud speaker is electrically connected an audio controller;Under the acoustic agglomeration room
End is equipped with ash bucket;Also,
The acoustic agglomeration room has multiple faces, loud speaker is fitted on each face, and each loud speaker can be carried out
The conversion of low-and high-frequency, the acoustic agglomeration room is by opening the loud speaker of different location, or passes through and adjust different loud speakers
The sound intensity generates required sound field.
2. exhaust gas processing device as described in claim 1, which is characterized in that the ultrasonic atomizatio room is equipped with rows of more
Ultrasonic atomizing nozzle is organized, the alternate arrangement of multiple ultrasonic atomizing nozzles in every group, the automation controller can be to atomization quantity
And the quantity of opening ultrasonic atomizing nozzle is controlled.
3. exhaust gas processing device as described in claim 1, which is characterized in that the audio controller is to each loud speaker point
It is not controlled.
4. exhaust gas processing device as described in claim 1, which is characterized in that the lower face of the acoustic agglomeration room is arc
, and in the low shape in intermediate high both sides.
5. exhaust gas processing device as described in claim 1, which is characterized in that the ash bucket is removably connected to the sound wave group
Poly- room lower end.
6. a kind of exhaust gas treating method uses any exhaust gas processing device in claim 1-5, which is characterized in that packet
Include following steps:
Control of the automation controller to the control and audio controller of atomization parameter to loudspeaker parameters is regulated first;
Then pending tail gas enters ultrasonic atomizatio room by pending inlet exhaust gas, the droplet being atomized with ultrasonic atomizing nozzle
Coalescence is collided, some big particle can be deposited to ultrasonic atomizatio room bottom and periodically be cleared up by defeated grey mouth;
Remaining tail gas enters acoustic agglomeration room, and bulky grain is agglomerated under the action of sound wave, and the bulky grain after reunion is in gravity
It is deposited in ash bucket under effect;Purified tail gas is discharged by clean offgas outlet.
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CN201610803531.3A CN106268159B (en) | 2016-09-06 | 2016-09-06 | A kind of exhaust gas processing device and processing method |
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CN201610803531.3A CN106268159B (en) | 2016-09-06 | 2016-09-06 | A kind of exhaust gas processing device and processing method |
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CN106943831A (en) * | 2017-04-19 | 2017-07-14 | 河北丰源环保科技股份有限公司 | Multistage shrinks spherical rubber tail gas treatment device and method |
CN107621029A (en) * | 2017-09-16 | 2018-01-23 | 王元秀 | A kind of air wetting standing wave clarifier |
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WO2019051816A1 (en) * | 2017-09-16 | 2019-03-21 | 王元秀 | Air humidification standing-wave purifier |
CN110595972A (en) * | 2019-10-16 | 2019-12-20 | 上海应用技术大学 | Analysis method of PM2.5 concentration value and influence factor |
CN113101776A (en) * | 2021-04-29 | 2021-07-13 | 江苏永钢集团有限公司 | Dust removal device for high-speed wire rod rough and medium rolling |
CN114849395B (en) * | 2022-05-24 | 2024-01-30 | 上海应用技术大学 | Ultrasonic demister |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS62102811A (en) * | 1985-10-30 | 1987-05-13 | Mitsubishi Heavy Ind Ltd | Treatment of exhaust gas |
CN103706219A (en) * | 2013-12-26 | 2014-04-09 | 浙江大学 | Device for removing fine particles by joint action of acoustic agglomeration and mist spray and method of device |
CN104190199A (en) * | 2014-09-02 | 2014-12-10 | 国家海洋局第三海洋研究所 | Device and method for removing fine particles by virtue of acoustic wave and phase change coupling effect |
CN105413379A (en) * | 2015-12-29 | 2016-03-23 | 福建龙净环保股份有限公司 | Wet method dedusting device |
-
2016
- 2016-09-06 CN CN201610803531.3A patent/CN106268159B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62102811A (en) * | 1985-10-30 | 1987-05-13 | Mitsubishi Heavy Ind Ltd | Treatment of exhaust gas |
CN103706219A (en) * | 2013-12-26 | 2014-04-09 | 浙江大学 | Device for removing fine particles by joint action of acoustic agglomeration and mist spray and method of device |
CN104190199A (en) * | 2014-09-02 | 2014-12-10 | 国家海洋局第三海洋研究所 | Device and method for removing fine particles by virtue of acoustic wave and phase change coupling effect |
CN105413379A (en) * | 2015-12-29 | 2016-03-23 | 福建龙净环保股份有限公司 | Wet method dedusting device |
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