CN107029509A - PM2.5 particulate matters acoustic agglomeration room and its emission reduction device in industrial smoke - Google Patents
PM2.5 particulate matters acoustic agglomeration room and its emission reduction device in industrial smoke Download PDFInfo
- Publication number
- CN107029509A CN107029509A CN201710346443.XA CN201710346443A CN107029509A CN 107029509 A CN107029509 A CN 107029509A CN 201710346443 A CN201710346443 A CN 201710346443A CN 107029509 A CN107029509 A CN 107029509A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- standing wave
- acoustic
- sound
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The present invention provides PM2.5 particulate matter sound wave emission reduction devices in a kind of industrial smoke, is separated acoustic agglomeration room lateral cross section by radial central partition plate, forms the boundling flue of annular arrangement.By leading acoustic form between central partition plate and acoustic agglomeration chamber interior walls, apply single or multiple strong sound wave excitations in each boundling flue centre position, excitation orientation is vertical with the flue gas flow direction in pipeline.Increased by boundling flue entrance, outlet and transaudient position into cigarette and hinder acoustic form and trapping entrant sound structure, coordinate the flue axial dimension of half-wavelength integral multiple, the abundant effect of particulate matter in the high sound strong sound wave and flue gas of specific frequency is completed in each pipeline.The acoustic agglomeration fine particle emission reduction effect of high efficiency low energy consumption is realized under the premise of device cramped construction.
Description
Technical field
The present invention relates to dust collection by sound wave technical field, PM2.5 particulate matters sound wave group in a kind of industrial smoke is specifically related to
Poly- room and its emission reduction device.
Background technology
Fine particle based on PM2.5 turns into the major pollutants of China's city atmospheric environment.Acoustic agglomeration emission reduction
Refer to fine particle particle size in the interaction by particulate matter in strong sound wave and flue gas, increase flue gas, and then significantly increase
Elimination efficiency of the strong conventional dust removal equipment to fine particle.It is used as a kind of contactless discharge-reducing method, the effect of acoustic agglomeration method
Time is short, effect is notable, economy is easy-to-use and adapts to high temperature, high pressure and corrosive atmosphere, is that a kind of future in engineering applications is good
Pollution sources fine particle emission reduction special technology.
In commercial Application environment, the flow velocity of industrial smoke is 9~12 metre per second (m/s)s, due to acoustic agglomeration need 3 to 5 seconds with
On action time, in order to avoid sedimentation of the particulate matter on pipeline wall in flue gas, flue gas is in acoustic agglomeration room along vertical
Flow in direction.A kind of acoustic agglomeration composite bag type is disclosed in existing acoustic agglomeration discharge-reducing method such as CN200920230547.5 to remove
Dirt device, the device is used as sound wave and the acoustic agglomeration room in the space of Interaction Between Smoke using constant section duct.Acoustic agglomeration
Room axial length is multiplied by insonation times equal to inside smoke flow velocity.Under the conditions of industrial big flue gas flow, to ensure sound wave
Effective action time is, it is necessary to increase the sectional area of acoustic agglomeration room, if only increase acoustic agglomeration room axial length, can cause
Acoustic agglomeration room axial length is that short transverse is limited more than industry spot.If increasing acoustic agglomeration room area of section, tower is reduced
Interior flue gas flow rate, then can form reverberant field in acoustic agglomeration room.Acoustical power needed under equal intensity of acoustic wave multiplies equal to the sound intensity
With area of section, the increasing of area of section can result in the need for more powerful strong sound source driving, or even need multiple strong sound sources simultaneously
Row's excitation, is unfavorable for ensureing economy.Similar also having in CN201210115860.0 discloses a kind of ultrasonic reunion PM2.5
The smoke eliminator and its purification method of grain, the device are used as acoustic agglomeration room using rectangular chamber.On the other hand
Dedusting is carried out using the sound wave of supersonic range in CN201210115860.0, under commercial Application environment, ultrasonic propagation decay
It is more notable, it is impossible to intensity of acoustic wave and action effect in guarantee effect space.
Therefore, above-mentioned patent can not be all limited and its usage economy while effectively solving site space in commercial Application scene
The problem of.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides PM2.5 particulate matter acoustic agglomerations room in a kind of industrial smoke
And its emission reduction device.
The present invention provides PM2.5 particulate matter sound wave emission reduction devices in a kind of industrial smoke, including cylinder, standing wave dividing plate and use
In the strong sound source of the air-flow of radiative acoustic wave into cylinder, cylinder two ends are respectively to distinguish on smoke inlet and outlet flue, the two ends of cylinder
Cigarette is set to hinder acoustic form；Standing wave dividing plate is inserted in cylinder, will be divided into cylinder multiple lines centered on tubular axis to
It is isolated from one another between the standing wave pipe unit of external radiation, wantonly two adjacent standing wave pipe units；The strong sound source of air-flow is arranged at cylinder body outer wall
On, and with for completely cutting off gas that the strong sound source of air-flow produces and being connected to the phonocatheter of each standing wave tube cell conducts sound wave；Lead
Sound pipe two ends connect with the two ends of cylinder, and one is at least opened up on the wall of phonocatheter side is used for each standing wave tube cell conducts sound wave
Trapping entrant sound portion.
Further, the axis of phonocatheter overlaps the center for being arranged at cylinder, the two ends of phonocatheter with the axis of cylinder
The two ends of cylinder are stretched out respectively, and one end of phonocatheter sets the strong sound source of air-flow, and the other end of phonocatheter sets exhaust cover plate；Lead sound
Multiple trapping entrant sound portions are arranged at intervals on the side wall of pipe.
Further, in addition to for by the air scoop in fume centralized introducing cylinder body, air scoop to be covered at into cigarette respectively
On mouth and outlet flue.
Further, phonocatheter is the first standing wave pipe unit, and the strong sound source of air-flow is arranged on the side wall of cylinder to first and stayed
Wave duct unit is passed through sound wave, and the first standing wave pipe unit is surrounded by the first standing wave dividing plate, the second standing wave dividing plate and cylinder inboard wall, and second
Trapping entrant sound portion is set away from air-flow strong sound source on standing wave dividing plate；At least one is set to be used to make sound wave exist on remaining standing wave dividing plate
The radiation port that Z-shaped is propagated in standing wave pipe unit, the radiation port of arbitrary neighborhood is located remotely from each other setting.
Further, in addition to acoustics horn, the strong sound source of air-flow is connected by acoustics horn with cylinder.
Further, the strong sound source of air-flow is arranged at the middle part of cylinder.
Further, the axial length of standing wave pipe unit is the half-wavelength of particulate matter acoustic agglomeration optimal frequency in flue gas
Integral multiple.
Further, the sectional area of standing wave pipe unit for the air velocity of sound square divided by flue gas in particulate matter acoustic agglomeration most
Four times of excellent frequency square.
Another aspect of the present invention provides PM2.5 particulate matter sound wave emission reduction devices in a kind of industrial smoke, includes at least one
PM2.5 particulate matter acoustic agglomerations room in individual above-mentioned industrial smoke.
Further, PM2.5 particulate matter acoustic agglomerations room including in multiple industrial smokes being serially connected.
The technique effect of the present invention：
The present invention provides PM2.5 particulate matter sound wave emission reduction devices in industrial smoke, particularly suitable for processing industrial smoke, the dress
Put kind of a compact conformation, low energy consumption, the acoustic agglomeration PM2.5 particles of high emission reduction efficiency.Flue gas is in acoustic agglomeration room along vertical side
To flowing, acoustic agglomeration room section is separated by center diaphragm structure, a series of standing wave of circumferentially annular arrangements is divided into
Pipe unit.Acoustic form is led in the formation of acoustic agglomeration chamber interior, the strong sound source of air-flow near acoustic agglomeration chamber inlet is produced
Strong sound wave be delivered to the centre position of each standing wave pipe unit.Hung down with flue gas flow direction in the direction that strong sound wave is encouraged in standing wave pipe unit
Directly.By adjusting standing wave tube unit axial length, specific frequency strong sound wave is produced sound pressure level inside standing wave pipe unit and be higher than
150dB resonance sound field.By the interaction of suspension fine particle in strong sound wave and flue gas, realize to industrial pollution source emission
Middle fine grained carries out efficient removal.
It is specific to refer to PM2.5 particulate matter acoustic agglomeration rooms and its emission reduction device proposition in the industrial smoke according to the present invention
Various embodiments it is described below, will cause apparent in terms of the above and other of the present invention.
Brief description of the drawings
Fig. 1 is that the main view of PM2.5 particulate matter acoustic agglomerations room in industrial smoke in the preferred embodiment that provides of the present invention is cutd open
Depending on schematic diagram；
The volume rendering schematic diagram of PM2.5 particulate matter acoustic agglomerations room in Fig. 2 preferred embodiment of the present invention industrial smokes；
Fig. 3 is the schematic front view of PM2.5 particulate matter acoustic agglomerations room in preferred embodiment of the present invention industrial smoke；
Fig. 4 be in Fig. 3 A-A to schematic cross-sectional view；
Fig. 5 is B-B direction schematic cross-sectional view in Fig. 3；
Fig. 6 is that the volume rendering of PM2.5 particulate matter acoustic agglomerations room in another preferred embodiment industrial smoke of the invention is shown
It is intended to；
Fig. 7 is the schematic top plan view of PM2.5 particulate matter acoustic agglomerations room in another preferred embodiment industrial smoke of the invention；
Fig. 8 be in Fig. 7 C-C to schematic cross-sectional view；
Fig. 9 be in Fig. 8 D-D to schematic cross-sectional view.
Marginal data：
100th, cylinder；110th, air scoop；200th, standing wave dividing plate；300th, the strong sound source of air-flow；400th, saturating cigarette resistance acoustic form；500、
Phonocatheter；510th, trapping entrant sound portion；520th, it is vented cover plate；600th, standing wave pipe unit；700th, acoustics horn.
Embodiment
The accompanying drawing for constituting the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not constitute inappropriate limitation of the present invention.
PM2.5 particulate matter acoustic agglomerations room in the industrial smoke provided referring to Fig. 1, the present invention, including cylinder 100, standing wave
Dividing plate 200 and the strong sound source 300 of air-flow for the radiative acoustic wave into cylinder 100, the two ends of cylinder 100 are respectively smoke inlet and smoke
Mouthful, set cigarette to hinder acoustic form 400 on the two ends of cylinder 100 respectively；Standing wave dividing plate 200 is inserted in cylinder 100, by cylinder
Line is to the standing wave pipe unit 600 of external radiation, wantonly two adjacent standing wave tubes centered on multiple axis by cylinder 100 are divided into 100
It is isolated from one another between unit 600；The strong sound source 300 of air-flow is arranged on the outer wall of cylinder 100, and with for completely cutting off the strong sound source of air-flow
300 gases produced are simultaneously connected to the phonocatheter 500 of each conducted acoustic waves of standing wave pipe unit 600；The two ends of phonocatheter 500 and cylinder
100 two ends connect, and one is at least opened up on the side wall of phonocatheter 500 is used for the trapping to each conducted acoustic waves of standing wave pipe unit 600
Entrant sound portion 510.
Referring to Fig. 2~5, in the present embodiment, acoustic agglomeration room include cylinder 100, standing wave tube dividing plate, the strong sound source 300 of air-flow,
Saturating cigarette resistance acoustic form 400 and phonocatheter 500 hinder acoustic form 400 by saturating cigarette and prevent the sound wave in cylinder 100 from leaking, and can make cigarette
Gas, which is passed through, to be entered in cylinder 100.The outlet side of cylinder 100 is again provided with cigarette resistance acoustic form 400, and plays identical work
With.
It is preferred that, in addition to the multiple air scoops 110 covered at respectively on the top surface of cylinder 100 and bottom surface.Cylinder 100 enters
Air scoop 110 is covered with gas end, pending industrial smoke can be concentrated and imported in cylinder 100 by air scoop 110.Cylinder 100
Outlet side equally sets air scoop 110, and plays identical effect.The inlet end of cylinder 100 is set with the joint of air scoop 110
Saturating cigarette resistance acoustic form 400.
Phonocatheter 500 is set in cylinder 100, and the axis of phonocatheter 500 is overlapped with the axis of cylinder 100.Phonocatheter 500
Two ends are stretched out outside cylinder 100 respectively, and with connecting outside cylinder 100.The strong sound source 300 of air-flow is connected with phonocatheter 500.Industrial cigarette
Gas velocity flow is larger, and required acoustical power is generally more than a myriawatt, and the conventional strong sound source 300 of air-flow is a kind of by gases at high pressure
Energy is converted to the sound source of acoustic energy, while sound wave is exported, can also discharge the extra air-flow beyond flue gas.In order to prevent gas
The air-flow dilution flue gas concentration that strong sound source 300 is produced is flowed, the efficiency of acoustic agglomeration is reduced.In the present embodiment, the strong sound source of air-flow
300 are arranged on the inlet end of cylinder 100, and the axis of the axis and cylinder 100 of the strong sound source 300 of air-flow coincides.The strong sound of air-flow
The outlet side in source 300 is connected with one end of phonocatheter 500, and phonocatheter 500 can will contain sound wave produced by the strong sound source 300 of air-flow
Air-flow is delivered to the outlet side of cylinder 100.Exhaust cover plate 520 is set on the other end of phonocatheter 500, and stretches out cylinder 100.Row
Air cover board 520 prevents strong sound wave from revealing while realizing that a large amount of gases for producing the strong sound source 300 of air-flow are exported.
Along the circumferentially disposed multiple standing wave dividing plates 200 of phonocatheter 500 on the lateral wall of phonocatheter 500.The one of standing wave dividing plate 200
End is fixedly connected on the outer wall of phonocatheter 500, and outwards scattering extension is formed the other end centered on phonocatheter 500, and is abutted
In on the inwall of cylinder 100.Standing wave dividing plate 200 will be divided into multiple along the circumferential uniform standing wave tube of phonocatheter 500 in cylinder 100
Unit 600.
Referring to Fig. 1~2, multiple trapping entrant sound portions 510 are arranged at intervals on the side wall of phonocatheter 500.Trapping entrant sound portion 510 is only capable of
It is set to play a role the industrial smoke in cylinder 100 through sound wave.The transversely excited position of the medial surface of each standing wave pipe unit 600
The trapping entrant sound portion 510 of setting is put, can be on the premise of intensity of acoustic wave not be reduced, it is to avoid the volume from the strong sound source 300 of air-flow
Adverse effect of the outer gas to flue gas fine particle aggregation procedure.
Sound wave is transferred to inside cylinder 100 by strong sound wave produced by the strong sound source 300 of air-flow by phonocatheter 500, is respectively being stayed
The middle part of wave duct unit 600 produces one or more transversely exciteds.It is preferred that, the axial length of standing wave pipe unit 600 is flue gas
The integral multiple of the half-wavelength of middle particulate matter acoustic agglomeration optimal frequency.Now sound wave can reach resonance state in standing wave tube.Stay
The sectional area of wave duct unit 600 for the air velocity of sound square divided by flue gas in particulate matter acoustic agglomeration optimal frequency square four
Times.More than maximum sound pressure level 150dB plane stationary field can be produced in standing wave pipe unit 600 by this setting, so that smaller
The volume of cylinder 100 and less acoustic power in the case of, improve acoustic wave energy to the resonance group of particulate matter in industrial smoke
Cumulative power.
The optimal frequency f of particulate matter acoustic agglomeration in flue gasopt, can be estimated by desirable particle size：Its
Middle ρpFor particle density, μ is the kinematic viscosity coefficient of air, d1And d2Most larger of particle content respectively in flue gas
With smaller particle thing equivalent diameter.
Standing wave pipe unit 600 is by the inwall of cylinder 100, adjacent two standing wave dividing plates 200, the outer wall of phonocatheter 500 and cylinder 100
The saturating cigarette resistance acoustic form 400 at two ends is surrounded, in the region of standing wave pipe unit 600, strong sound wave and particulate matter phase interaction in flue gas
With.In use, industrial smoke hinders the standing wave pipe unit that acoustic form 400 enters in cylinder 100 by the top surface of cylinder 100 through saturating cigarette
In 600, and axially being flowed to the other end of cylinder 100 along standing wave pipe unit 600.The strong sound wave that the strong sound source 300 of air-flow is produced
When being delivered to standing wave 600 middle part of pipe unit through phonocatheter 500, by entering behind trapping entrant sound portion 510 in standing wave tube unit 600.
Strong sound wave forms transversely excited on the medial surface of standing wave pipe unit 600, and high intensity standing wave is produced inside standing wave pipe unit 600
Sound field.Sound field interacts with the flue gas particles in standing wave pipe unit 600, effect of vibration of most of fine particle in sound wave
Under, form larger-size aggregate.Flue gas containing aggregate is placed through the saturating cigarette resistance acoustic form on the outlet side of cylinder 100
After 400, part aggregate stops that the flue gas after processing is then discharged by saturating cigarette resistance acoustic form 400.The strong sound source 300 of air-flow is produced
Additional airflow is then discharged by being vented cover plate 520.
For conventional agglomeration device, the energy consumption under the conditions of industrial big flue gas flow is higher and plant bulk is larger etc. by the present invention
Problem, takes full advantage of the inner space of acoustic agglomeration room, is increased sharply using agglomeration efficiency with sound pressure level increase, optimizes cylinder
Flue and internal acoustic structure in body 100, input acoustical power it is constant under conditions of, reasonable Arrangement enter cigarette resistance acoustic form and every
Gas entrant sound structure, realize flue gas has longer flowing stroke in resonance state standing-wave sound field, it is to avoid air-flow strong sound source
Adverse effect of 300 additional airflows to aggregation procedure.Apparatus structure is compact, with more preferable economy, lower energy consumption and more
High emission reduction efficiency.
Another embodiment：Referring to Fig. 3~4, the strong sound source 300 of air-flow is arranged at the bottom of cylinder 100.Between on phonocatheter 500
Every set 3 by trapping entrant sound portion 510.Referring to Fig. 5, standing wave dividing plate 200 is set in cylinder 100 by section for M shape, is pressed
This setting can cause flue gas to be evenly distributed side by side between each standing wave pipe unit 600.
Another embodiment, referring to Fig. 6~9, phonocatheter 500 is used as in the present embodiment using the first standing wave pipe unit 600.Air-flow
Strong sound source 300 is arranged on the side wall of cylinder 100, is connected by acoustics horn 700 with the side wall of cylinder 100.It is preferred that air-flow is strong
Sound source 300 is arranged at the middle part of cylinder 100, in order to the transmission of sound wave.The strong sound source 300 of air-flow is just to the first standing wave pipe unit
600 are set, and the first standing wave pipe unit 600 is enclosed by the first standing wave dividing plate 200, the second standing wave dividing plate 200 and the madial wall of cylinder 100
Into.Acoustic wave outlet is not provided with first standing wave dividing plate 200.The one end of second standing wave dividing plate 200 away from the strong sound source 300 of air-flow is set
The radiation port acted on trapping entrant sound.The first standing wave pipe unit 600 is used as phonocatheter 500 by this setting.Pass through
The saturating cigarette resistance acoustic form 400 at the two ends of one standing wave pipe unit 600 realizes the discharge for the gas that the strong sound source 300 of air-flow is produced, while sound
Ripple is by the radiation port on the second standing wave dividing plate 200 to external radiation.So as to realize to the flue gas hair in other standing wave pipe units 600
Wave vibration agglomeration.
At least provided with a radiation port on other standing wave dividing plates 200.Threeth standing wave adjacent with the second standing wave dividing plate 200
Radiation port is set on dividing plate 200, the radiation port is set away from the radiation port on the second standing wave dividing plate 200, by that analogy, multiple spokes
Loophole is arranged at two opposite ends of each standing wave dividing plate 200 away from each other.Sound wave as produced by this setting strong sound source 300 of air-flow
First by the first radiation port, the standing wave tube list that whole second standing wave dividing plate 200 and the 3rd standing wave dividing plate 200 are surrounded is flowed through afterwards
After member 600, the second radiation port is left, and is moved by that analogy in each adjacent standing wave pipe unit 600 by " it " font route.
Strong sound wave produced by the strong sound source 300 of air-flow is multiple in each radial blade of standing wave dividing plate 200 by being arranged at
Radiation port (first radiation port is provided with trapping entrant sound portion 510), with reciprocal serial mode, sequentially encourages each standing wave along contour direction
Pipe unit 600.The section of standing wave dividing plate 200 radiates for M shape.
It is preferred that, in addition to acoustics horn 700, acoustics horn 700 is for connecting the strong sound source 300 of air-flow and cylinder 100, together
Sound wave produced by the strong sound source 300 of Shi Tigao air-flows is to the radiation efficiency inside cylinder 100.
The embodiment is in use, ash-laden gas through after saturating cigarette resistance acoustic form 400, is entered by the upper end entrance of cylinder 100
Enter in the annular arrangement standing wave pipe unit 6008 formed by the space partition of central partition plate 2, and axially flowed along standing wave pipe unit 6008
It is dynamic.The strong sound wave that the strong sound source 300 3 of air-flow is produced transversely encourages one of standing wave pipe unit 6008 first, then through center
Multiple radiation ports in the radial blade of dividing plate 2, with reciprocal serial mode, sequentially along remaining each standing wave of contour direction transversely excited
Pipe unit 6008, produces high intensity standing-wave sound field inside standing wave tube.First radiation port is provided with permission on acoustic wave propagation path
The trapping entrant sound structure 5 that strong sound wave is passed through.In each standing wave pipe unit 6008, sound field interacts with particulate matter in flue gas, big portion
Divide the aggregate of fine particle formation large-size.Flue gas containing aggregate is placed through the smoke resistance sound of the lower end of acoustic agglomeration room 1
Structure 7, the flue gas after being processed is exported from acoustic agglomeration room 1 discharges.Inside acoustic agglomeration room 1, in smoke resistance acoustic form 7
Centre, is also equipped with being vented cover plate 5206, prevents strong sound wave from revealing, it is to avoid the flue gas without sonicated passes through in acoustic agglomeration room
Centre pipeline is expelled directly out.
Another aspect of the present invention additionally provides a kind of emission reduction device for including at least one above-mentioned acoustic agglomeration room.Emission reduction
Device is all kinds of emission reduction devices comprising acoustic agglomeration room.For example emission reduction device includes the acoustic agglomeration in any of the above-described embodiment
The outlet side of room, the flue gas surge chamber being connected by pipeline with the inlet end of acoustic agglomeration room and acoustic agglomeration room passes through pipe
The dust arrester that road is connected.Dust arrester can be all kinds of conventional dust arresters, such as sack cleaner.Dust arrester also root
It is connected according to needs with absorbing liquid or chimney.Particulate matter in industrial smoke is subtracted so as to be realized using above-mentioned acoustic agglomeration room
Row.When using multiple acoustic agglomeration rooms in the emission reduction device, connected between each acoustic agglomeration room by pipeline.Used by increase
The number of acoustic agglomeration room, can improve treatment effect.
It is preferred that, including multiple above-mentioned acoustic agglomeration rooms being serially connected.Treatment effeciency can be effectively improved.
Those skilled in the art will be clear that the scope of the present invention is not restricted to example discussed above, it is possible to which it is carried out
Some changes and modification, the scope of the present invention limited without departing from appended claims.Although oneself is through in accompanying drawing and explanation
The present invention is illustrated and described in book in detail, but such explanation and description are only explanations or schematical, and it is nonrestrictive.
The present invention is not limited to the disclosed embodiments.
By to accompanying drawing, the research of specification and claims, when implementing the present invention, those skilled in the art can be with
Understand and realize the deformation of the disclosed embodiments.In detail in the claims, term " comprising " is not excluded for other steps or element,
And indefinite article " one " or " one kind " be not excluded for it is multiple.The some measures quoted in mutually different dependent claims
The fact does not mean that the combination of these measures can not be advantageously used.Any reference marker in claims is not constituted pair
The limitation of the scope of the present invention.
Claims (10)
1. PM2.5 particulate matters acoustic agglomeration room in a kind of industrial smoke, it is characterised in that including cylinder, standing wave dividing plate and be used for
The strong sound source of the air-flow of radiative acoustic wave into the cylinder,
The cylinder two ends are respectively to set cigarette to hinder acoustic form on smoke inlet and outlet flue, the two ends of the cylinder respectively；
The standing wave dividing plate is inserted in the cylinder, multiple lines centered on the tubular axis will be divided into the cylinder
It is isolated from one another between the wantonly two adjacent standing wave pipe units to the standing wave pipe unit of external radiation；
The strong sound source of air-flow is arranged on the cylinder body outer wall, and with the gas for completely cutting off the strong sound source generation of the air-flow simultaneously
Phonocatheter to each standing wave tube cell conducts sound wave is connected；
The phonocatheter two ends connect with the two ends of the cylinder, and one is at least opened up on the wall of the phonocatheter side is used for each institute
State the trapping entrant sound portion of standing wave tube cell conducts sound wave.
2. PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to claim 1, it is characterised in that described to lead sound
The axis of pipe overlaps the center for being arranged at the cylinder with the axis of the cylinder, and institute is stretched out at the two ends of the phonocatheter respectively
The two ends of cylinder are stated, one end of the phonocatheter sets the strong sound source of air-flow, and the other end of the phonocatheter sets exhaust cap
Plate；
Multiple trapping entrant sound portions are arranged at intervals on the side wall of the phonocatheter.
3. PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to claim 2, it is characterised in that also including use
In the air scoop for importing fume centralized in the cylinder, the air scoop covers at the smoke inlet and the outlet flue respectively
On.
4. PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to claim 1, it is characterised in that described to lead sound
Manage as the first standing wave pipe unit, the strong sound source of air-flow is arranged on the side wall of the cylinder logical to the first standing wave pipe unit
Enter sound wave, the first standing wave pipe unit is surrounded by the first standing wave dividing plate, the second standing wave dividing plate with the cylinder inboard wall, described
Trapping entrant sound portion is set away from the air-flow strong sound source on two standing wave dividing plates；
At least one is set to be used to make the sound wave radiation that Z-shaped is propagated in the standing wave pipe unit on remaining described standing wave dividing plate
Mouthful, the radiation port of arbitrary neighborhood is located remotely from each other setting.
5. PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to claim 6, it is characterised in that also including sound
Student number cylinder, the strong sound source of air-flow is connected by the acoustics horn with the cylinder.
6. PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to claim 6, it is characterised in that the air-flow
Strong sound source is arranged at the middle part of the cylinder.
7. according to PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to any one of claims 1 to 6, its feature exists
In the axial length of the standing wave pipe unit is the integral multiple of the half-wavelength of particulate matter acoustic agglomeration optimal frequency in flue gas.
8. according to PM2.5 particulate matters acoustic agglomeration room in industrial smoke according to any one of claims 1 to 6, its feature exists
In, the standing wave pipe unit sectional area for the air velocity of sound square divided by flue gas in particulate matter acoustic agglomeration optimal frequency square
Four times.
9. PM2.5 particulate matters sound wave emission reduction device in a kind of industrial smoke, it is characterised in that comprising at least one such as claim
PM2.5 particulate matters acoustic agglomeration room in industrial smoke any one of 1~8.
10. PM2.5 particulate matters sound wave emission reduction device in industrial smoke according to claim 9, it is characterised in that including many
PM2.5 particulate matter acoustic agglomerations room in the individual industrial smoke being serially connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710346443.XA CN107029509B (en) | 2017-05-17 | 2017-05-17 | PM2.5 particulate matter sound wave agglomeration chamber in industrial flue gas and emission reduction device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710346443.XA CN107029509B (en) | 2017-05-17 | 2017-05-17 | PM2.5 particulate matter sound wave agglomeration chamber in industrial flue gas and emission reduction device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107029509A true CN107029509A (en) | 2017-08-11 |
| CN107029509B CN107029509B (en) | 2023-05-02 |
Family
ID=59537195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710346443.XA Active CN107029509B (en) | 2017-05-17 | 2017-05-17 | PM2.5 particulate matter sound wave agglomeration chamber in industrial flue gas and emission reduction device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107029509B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841160A (en) * | 2019-04-25 | 2020-10-30 | 阿特拉斯·科普柯空气动力股份有限公司 | Separation device and method for separating liquid from gas and compressor installation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020154571A1 (en) * | 1998-07-22 | 2002-10-24 | Joseph Cefai | Concentration of particles in a fluid within an acoustic standing wave field |
| CN103949135A (en) * | 2014-04-29 | 2014-07-30 | 中国人民解放军国防科学技术大学 | Strong sound agglomeration device and method for treating suspended particles |
| CN203990229U (en) * | 2014-08-06 | 2014-12-10 | 西安森和电力有限责任公司 | A kind of ultrasonic wave particulate reunion aggrandizement apparatus for the meticulous dedusting of subparticle |
| CN104841236A (en) * | 2015-04-20 | 2015-08-19 | 苏州明光电力技术有限公司 | Industrial-grade acoustic agglomeration PM2.5 emission reduction system with high efficiency and low energy consumption |
| CN106237724A (en) * | 2016-08-31 | 2016-12-21 | 上海交通大学 | A kind of sound wave coupled rotational flow racemization high-effective dust-removing demister |
| CN207126322U (en) * | 2017-05-17 | 2018-03-23 | 湖南赛能环保科技有限公司 | PM2.5 particulate matters acoustic agglomeration room and its emission reduction device in industrial smoke |
-
2017
- 2017-05-17 CN CN201710346443.XA patent/CN107029509B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020154571A1 (en) * | 1998-07-22 | 2002-10-24 | Joseph Cefai | Concentration of particles in a fluid within an acoustic standing wave field |
| CN103949135A (en) * | 2014-04-29 | 2014-07-30 | 中国人民解放军国防科学技术大学 | Strong sound agglomeration device and method for treating suspended particles |
| CN203990229U (en) * | 2014-08-06 | 2014-12-10 | 西安森和电力有限责任公司 | A kind of ultrasonic wave particulate reunion aggrandizement apparatus for the meticulous dedusting of subparticle |
| CN104841236A (en) * | 2015-04-20 | 2015-08-19 | 苏州明光电力技术有限公司 | Industrial-grade acoustic agglomeration PM2.5 emission reduction system with high efficiency and low energy consumption |
| CN106237724A (en) * | 2016-08-31 | 2016-12-21 | 上海交通大学 | A kind of sound wave coupled rotational flow racemization high-effective dust-removing demister |
| CN207126322U (en) * | 2017-05-17 | 2018-03-23 | 湖南赛能环保科技有限公司 | PM2.5 particulate matters acoustic agglomeration room and its emission reduction device in industrial smoke |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841160A (en) * | 2019-04-25 | 2020-10-30 | 阿特拉斯·科普柯空气动力股份有限公司 | Separation device and method for separating liquid from gas and compressor installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107029509B (en) | 2023-05-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6832665B2 (en) | Exhaust gas muffler | |
| CN211274184U (en) | High-temperature waste gas purification device | |
| CN103736356A (en) | Device for removing fine particles by combining sound wave agglomeration and conventional dedusting | |
| CN103949135B (en) | For the treatment of the strong acoustic agglomeration device and method of suspended particulate | |
| CN207126322U (en) | PM2.5 particulate matters acoustic agglomeration room and its emission reduction device in industrial smoke | |
| CN107029509A (en) | PM2.5 particulate matters acoustic agglomeration room and its emission reduction device in industrial smoke | |
| CN103195541A (en) | Environment-friendly automobile silencer filter and silencing and filtering method thereof | |
| CN203737696U (en) | Dust collecting device used in rice loading process | |
| CN106861352A (en) | Acoustic agglomeration joint turbulent flow coalescence technology removes the devices and methods therefor of fine particle | |
| KR102274772B1 (en) | Micro-Particles in Exhaust Gas Conglomerating Apparatus Having a Vibro-Acoustic System | |
| CN108771938A (en) | A kind of ultrasonic air gas purifying method and system | |
| CN206668364U (en) | A kind of Fractions of Diesel Engine Exhaust Particulates thing processing unit | |
| US2196491A (en) | Apparatus for silencing and separating solid particles from pulsating gas streams | |
| US20150040545A1 (en) | Truck provided with a device for lowering the temperature of exhaust gas | |
| CN103752116B (en) | Device for removing fine particles by standing wave sound waves | |
| CN108894854A (en) | A kind of environmentally-frieautomobile automobile exhaust processing unit with decrease of noise functions | |
| JP3471548B2 (en) | Method and apparatus for collecting suspended particles | |
| US20140373947A1 (en) | Gas flow system for a machine | |
| CN204522661U (en) | A kind of acoustic agglomeration with fly ash reinjection removes the device of fine particle | |
| US20030116023A1 (en) | Method of anti-pollution for exhaust and apparatus thereof | |
| CN210303057U (en) | Silencing device for emptying pressure swing adsorption gas separation device | |
| CN106076053A (en) | Separate type acoustic agglomeration suspension fine grained emission-reducing system based on resonant cavity | |
| CN209519531U (en) | A kind of air cleaning system suitable for city tunnel | |
| CN106121777B (en) | A kind of Fractions of Diesel Engine Exhaust Particulates pollutant catabolic gene devices and methods therefor | |
| CN206045709U (en) | Separate type acoustic agglomeration suspension fine grained emission-reducing system based on resonant cavity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230414 Address after: Room 601, Building 7, Zone C, Jindaoyuan, No. 179 Huizhi Middle Road, High tech Development Zone, Changsha City, Hunan Province, 410000 Applicant after: Hunan saineng Environmental Measurement Technology Co.,Ltd. Address before: No. 303, Building A2, Lugu Yuyuan, No. 27 Wenxuan Road, High tech Development Zone, Changsha City, Hunan Province, 410000 Applicant before: HUNAN SAINENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |