CN103949135B - For the treatment of the strong acoustic agglomeration device and method of suspended particulate - Google Patents
For the treatment of the strong acoustic agglomeration device and method of suspended particulate Download PDFInfo
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Abstract
A kind of strong acoustic agglomeration device and method for the treatment of suspended particulate.Device comprises strong sound source assembly, reunion cabin assembly and conventional dust removal assembly, reunion cabin assembly comprise cylinder head cabin, cone transfer chamber, for the formation of the two-way mode standing wave tube of axis and the two-way stationary field of radial direction and cylinder deck store, cylinder head cabin is connected with strong sound source assembly, and be provided with pending gas input port, the bigger diameter end of cone transfer chamber is connected with cylinder head cabin, two-way mode standing wave tube one end is connected with the miner diameter end of cone transfer chamber, and the other end is connected with cylinder deck store.Method comprises the following steps: S1: start strong sound source assembly, and strong sound wave is formed axially and the high-strength sound standing wave field of radial direction in two-way mode standing wave tube simultaneously; S2: input pending gas to reunion cabin assembly, under the axis in two-way mode standing wave tube and the high-strength sound standing wave field action of radial direction, suspended particulate is reunited for Large stone aggregate; S3: remove the Large stone aggregate in air-flow by conventional dust removal assembly.
Description
Technical field
The present invention relates to suspended particulate removing sulfuldioxide, particularly relate to the strong acoustic agglomeration device and method for the treatment of suspended particulate.
Background technology
Along with the fast development of China's economy, the pellet (PM10) be discharged in air by artificial source is increasing, the wherein aerodynamic diameter fine particulates (PM2.5 that is less than 2.5 μm, also known as entering lung particle) very harmful, not only serious harm health, also affects weather and atmospheric visibility.In recent years, each province and city atmosphere environment supervision data show that the PM2.5 situation of exceeding standard happens occasionally, and some areas situation that exceeds standard is serious.The fact shows that PM2.5 has become the main atmosphere pollution in China city.PM2.5 produces primarily of artificial source, comprise stationary source and moving source, stationary source as generating, metallurgy, oil, chemical industry, etc. fire coal in various industrial process and the process such as heat supply, the cooking, combustion gas, fuel oil and biomass combustion discharge flue dust, the tail gas that moving source discharges in running as all kinds of vehicles.Current China biomass combustion is not yet effectively controlled, continuing to increase in addition along with energy demand and coal consumption, the fast development of urban automobile, and in China PM2.5 discharge capacity and urban air, PM2.5 concentration is in rising trend.Therefore, must adopt an effective measure control, improvement PM2.5 immediately.The novel emission-reduction technology of development PM2.5 can fundamentally address this problem.
Existing dedusting technology has electric bag composite dedusting, steam phase transforming dedusting, cyclone dust removal, thermophoresis to remove and the technology such as Magneto separate, but due to very low to the elimination efficiency of less than 5 μm particles, or because financial cost is high, narrow application range, process flow is limited and affect the problems such as energy system operation, these technology fully cannot meet PM2.5 and reduce discharging demand.Acoustic agglomeration is that the efficient fine particle of one of generally acknowledging at present removes promotion method, will play a significant role in PM2.5 administers.Acoustic agglomeration technology utilizes high sound intensity field action, and micron and submicron order fine particle in dusty gas are collided, and adheres to the aggregate forming more Large stone, and then improve the removal efficiency of traditional cleaner at these particles of short period.Acoustic agglomeration Technological Economy is easy-to-use, action time short, Be very effective, it is strong to environmental suitability, can work under the adverse circumstances such as high temperature, high pressure and corrosivity.
The acoustic agglomeration PM10 emission-reducing system of current practical implementation is extremely rare.Open source information shows, and acoustic agglomeration emission-reducing system mostly is in laboratory for studying the small-medium size principle easy device of PM2.5 Agglomeration Mechanism.These devices or sound field intensity are not high, or emission reduction effect and scale limited.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, provides the strong acoustic agglomeration device and method for the treatment of suspended particulate that a kind of capacity usage ratio is high, reunion efficiency is high, energy consumption is little, expense is low, flow process is simple, easy to operate.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of strong acoustic agglomeration device for the treatment of suspended particulate, comprise strong sound source assembly, reunion cabin assembly and conventional dust removal assembly, described reunion cabin assembly comprises cylinder head cabin, cone transfer chamber, for the formation of the two-way stationary field of axis and radial direction two-way mode standing wave tube and be connected the cylinder deck store of conventional dust removal assembly, described cylinder head cabin is connected with strong sound source assembly, and be provided with pending gas input port, the bigger diameter end of described cone transfer chamber is connected with cylinder head cabin, described two-way mode standing wave tube one end is connected with the miner diameter end of cone transfer chamber, the other end is connected with cylinder deck store.
Further improvement as technique scheme:
Described cone transfer chamber and two-way mode standing wave tube are equipped with more than one piece, and quantity is equal, and described cone transfer chamber and two-way mode standing wave tube connect one to one.
Described cone transfer chamber is provided with one, and described two-way mode standing wave tube is provided with more than one piece, and described more than one piece two-way mode standing wave tube is all connected to the miner diameter end of described cone transfer chamber.
Described strong sound source assembly comprises high-power sound source, horn and air chamber, and the miner diameter end of described horn is connected with high-power sound source, and the bigger diameter end of horn is connected with air chamber, and the described air chamber other end is connected with cylinder head cabin.
Entrant sound plate is provided with between described air chamber and cylinder head cabin.
The exhaust outlet of described air chamber is provided with silencer, and after the pending gas input port in described cylinder head cabin and the process of cylinder deck store, gas delivery port is equipped with silencer.
Described conventional dust removal assembly comprises gas outlet flow velocity adjusting device, cleaner and gas outlet device for detecting particles, described gas outlet flow velocity adjusting device is connected with gas delivery port after the process of cylinder deck store, described cleaner input is connected with gas outlet flow velocity adjusting device, and output is connected with gas outlet device for detecting particles.
The pending gas input port in described cylinder head cabin is connected with pre-processing assembly, described pre-processing assembly comprise air inlet flow velocity adjusting device, air inlet device for detecting particles and for add in additive in pending gas and pernicious gas, increase particle concentration pretreatment unit, described pretreatment unit one end is connected with pending source of the gas, and the other end connects air inlet flow velocity adjusting device and air inlet device for detecting particles successively.
Based on a strong acoustic agglomeration method for the above-mentioned strong acoustic agglomeration device for the treatment of suspended particulate, comprise the following steps:
S1: start strong sound source assembly, to reunion cabin assembly radiative acoustic wave energy, regulates strong sound source assembly, and strong sound wave is formed axially and the high-strength sound standing wave field of radial direction in two-way mode standing wave tube simultaneously;
S2: input pending gas to reunion cabin assembly, pending gas flows through cylinder head cabin, cone transfer chamber, two-way mode standing wave tube and cylinder deck store successively, under axis in two-way mode standing wave tube and the high-strength sound standing wave field action of radial direction, suspended particulate in pending gas is reunited for Large stone aggregate, and enters conventional dust removal assembly from cylinder deck store with air-flow;
S3: remove the Large stone aggregate in air-flow by conventional dust removal assembly.
Further improvement as technique scheme:
Before carrying out step S2, pretreatment is carried out to pending gas, add in pending gas in and the additive of pernicious gas and the water spray haze colloidal sol for increasing particle concentration.
Compared with prior art, the invention has the advantages that:
Strong acoustic agglomeration device for the treatment of suspended particulate of the present invention, reunion cabin assembly adopts the cone transfer chamber connecting cylinder body head cabin in gradual change cross section and two-way mode standing wave tube, realize strong sound wave from cylinder head cabin to the best transmission efficiency of two-way mode standing wave tube, enhance capacity usage ratio; Two-way mode standing wave tube forms axis and the two-way stationary field of radial direction, and local acoustical can be made to arbitrarily downgrade increases 10dB ~ 30dB, increases reunion efficiency; Assembly two ends, whole reunion cabin are symmetrical cylindrical compartment body, form two cavity connectivity structures, utilize the coupling of two cavity sound fields, regulate frequency of source, excite the resonance mode of cylinder deck store, obtain high energy sound field, increase cylinder deck store reunion efficiency.
Strong acoustic agglomeration method of the present invention, by regulating strong sound source assembly, strong sound wave is formed axially and the high-strength sound standing wave field of radial direction in two-way mode standing wave tube simultaneously, and local acoustical can be made to arbitrarily downgrade increases 10dB ~ 30dB, thus make suspended particulate strenuous exercise, the probability of mutual collision, bonding increases, and compared with traditional deduster, the method energy consumption is little, efficiency is high, expense is low, in conjunction with conventional dust removal equipment, effectively can remove the suspended particulate in the ash-laden gas with complicated domain size distribution; The method flow process is simple, easy to operate, can continuous action until in ash-laden gas suspended particulate major part produce reunite.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention for the treatment of strong the first embodiment of acoustic agglomeration device of suspended particulate.
Fig. 2 is the sectional structure enlarged diagram of cabin assembly of reuniting in Fig. 1.
Fig. 3 is the structural representation of the present invention for the treatment of strong acoustic agglomeration device the second embodiment of suspended particulate.
Fig. 4 is the structural representation of the present invention for the treatment of strong the third embodiment of acoustic agglomeration device of suspended particulate.
Fig. 5 is the perspective view of the present invention for the treatment of strong the third embodiment of acoustic agglomeration device of suspended particulate.
Fig. 6 is the sectional structure schematic diagram of two-way mode standing wave tube in Fig. 4.
Fig. 7 is the flow chart of the strong acoustic agglomeration method of the present invention.
In figure, each label represents:
1, strong sound source assembly; 11, high-power sound source; 12, horn; 13, air chamber; 14, entrant sound plate; 2, reunion cabin assembly; 21, cylinder head cabin; 22, cone transfer chamber; 23, two-way mode standing wave tube; 24, cylinder deck store; 25, pending gas input port; 26, gas delivery port after process; 3, conventional dust removal assembly; 31, gas outlet flow velocity adjusting device; 32, cleaner; 33, gas outlet device for detecting particles; 4, pre-processing assembly; 41, pretreatment unit; 42, air inlet flow velocity adjusting device; 43, air inlet device for detecting particles; 5, silencer.
Detailed description of the invention
Fig. 1 and Fig. 2 shows the first strong acoustic agglomeration device embodiment for the treatment of suspended particulate of the present invention, this strong acoustic agglomeration device comprises strong sound source assembly 1, reunion cabin assembly 2 and conventional dust removal assembly 3, reunion cabin assembly 2 comprises cylinder head cabin 21, cone transfer chamber 22, for the formation of the two-way stationary field of axis and radial direction two-way mode standing wave tube 23 and be connected the cylinder deck store 24 of conventional dust removal assembly 3, cylinder head cabin 21 is connected with strong sound source assembly 1, and be provided with pending gas input port 25, the bigger diameter end of cone transfer chamber 22 is connected with cylinder head cabin 21, two-way mode standing wave tube 23 one end is connected with the miner diameter end of cone transfer chamber 22, the other end is connected with cylinder deck store 24, the present embodiment adopts single cone transfer chamber 22 and single two-way mode standing wave tube 23 to combine, for lightweight device.Strong acoustic agglomeration device for the treatment of suspended particulate of the present invention, reunion cabin assembly 2 adopts the cone transfer chamber 22 connecting cylinder body head cabin 21 in gradual change cross section and two-way mode standing wave tube 23, realize strong sound wave from cylinder head cabin 21 to the best transmission efficiency of two-way mode standing wave tube 23, enhance capacity usage ratio; Two-way mode standing wave tube 23 forms axis and the two-way stationary field of radial direction, and local acoustical can be made to arbitrarily downgrade increases 10dB ~ 30dB, increases reunion efficiency; Assembly 2 two ends, whole reunion cabin are symmetrical cylindrical compartment body, form two cavity connectivity structures, utilize the coupling of two cavity sound fields, regulate frequency of source, excite the resonance mode of cylinder deck store 24, obtain high energy sound field, increase cylinder deck store 24 and to reunite efficiency.Pending gas input port 25 is located at the front end in cylinder head cabin 21, and after the process of cylinder deck store 24, gas delivery port 26 is arranged at end, can reduce it to sound field impact in cabin, and increase reunion cabin action time.
In the present embodiment, strong sound source assembly 1 comprises high-power sound source 11, horn 12 and air chamber 13, the miner diameter end of horn 12 is connected with high-power sound source 11, the bigger diameter end of horn 12 is connected with air chamber 13, air chamber 13 other end is connected with cylinder head cabin 21, adopt high-power sound source 11 to produce strong sound wave, local acoustical can be formed and arbitrarily downgrade and reach the strong sound field of more than 160dB, strengthen reunion emission reduction efficiency.
In the present embodiment, between air chamber 13 and cylinder head cabin 21, be provided with entrant sound plate 14, realize gas sound and be separated, under the prerequisite not affecting strong sound field characteristic, realize the reunion cabin design of relative compact, the adverse effect of field of turbulent flow can be reduced; To realize in cylinder head cabin 21 gas separaion in pellet and air chamber 13 simultaneously.
In the present embodiment, the exhaust outlet of air chamber 13 is provided with silencer 5, and after the pending gas input port 25 in cylinder head cabin 21 and the process of cylinder deck store 24, gas delivery port 26 is equipped with silencer 5, strong sound field can be stoped to external radiation, stress release treatment.
In the present embodiment, conventional dust removal assembly 3 comprises gas outlet flow velocity adjusting device 31, cleaner 32 and gas outlet device for detecting particles 33, gas outlet flow velocity adjusting device 31 is connected with gas delivery port 26 after the process of cylinder deck store 24, cleaner 32 input is connected with gas outlet flow velocity adjusting device 31, and output is connected with gas outlet device for detecting particles 33.The pending gas input port 25 in cylinder head cabin 21 is connected with pre-processing assembly 4, pre-processing assembly 4 comprise air inlet flow velocity adjusting device 42, air inlet device for detecting particles 43 and for add in additive in pending gas and pernicious gas, increase particle concentration pretreatment unit 41, pretreatment unit 41 one end is connected with pending source of the gas, and the other end connects air inlet flow velocity adjusting device 42 and air inlet device for detecting particles 43 successively.System is also provided with and comprises the sensor such as flow, acoustic pressure, particle concentration and domain size distribution, optics, temperature, humidity, realizes system monitoring and control.
Fig. 3 shows the strong acoustic agglomeration device embodiment of the second of the present invention for the treatment of suspended particulate, the present embodiment is substantially identical with the first embodiment, difference is only: in the present embodiment, cone transfer chamber 22 and two-way mode standing wave tube 23 are equipped with three, cone transfer chamber 22 and two-way mode standing wave tube 23 connect one to one, and are middleweight device.
Fig. 4 to Fig. 6 shows the third strong acoustic agglomeration device embodiment for the treatment of suspended particulate of the present invention, the present embodiment is substantially identical with the first embodiment, difference is only: in the present embodiment, cone transfer chamber 22 is provided with one, two-way mode standing wave tube 23 is provided with 14,14 two-way mode standing wave tubes 23 are all connected to the miner diameter end of cone transfer chamber 22, also large-diameter pipe is arranged with outside 14 two-way mode standing wave tubes 23, for heavyweight device, the large-diameter pipe be sheathed on outside the two-way mode standing wave tube 23 of more than one piece also can be cancelled in other embodiments.By different combinations, expansion, multi-form reunion cabin assembly 2 can be formed, under different magnitude can be met, the reduction of discharging demand of pellet.
Fig. 7 shows the flow process of the strong acoustic agglomeration embodiment of the method based on the strong acoustic agglomeration device for the treatment of suspended particulate, and the present embodiment comprises the following steps:
S1: start strong sound source assembly 1, to reunion cabin assembly 2 radiative acoustic wave energy, regulates strong sound source assembly 1, and strong sound wave is formed axially and the high-strength sound standing wave field of radial direction in two-way mode standing wave tube 23 simultaneously;
S2: input pending gas to reunion cabin assembly 2, pending gas flows through cylinder head cabin 21, cone transfer chamber 22, two-way mode standing wave tube 23 and cylinder deck store 24 successively, under axis in two-way mode standing wave tube 23 and the high-strength sound standing wave field action of radial direction, suspended particulate in pending gas is reunited for Large stone aggregate, and enters conventional dust removal assembly 3 from cylinder deck store 24 with air-flow;
S3: removed the Large stone aggregate in air-flow by conventional dust removal assembly 3, and other physical and the chemical characteristic of monitoring conventional dust removal assembly 3 exit, guarantee that the gas of discharging is up to standard.
Before carrying out step S1, the version of gas pretreatment device, strong sound source form and reunion cabin assembly 2 is selected according to the engineering demand such as magnitude, space constraint of the character of pending gas, process gas, and according to characteristic, incorporation model emulation such as the concentration of gas after pretreatment and domain size distribution with have the prediction optimum operating conditions such as experimental data; When carrying out step S1, the result according to Sensor monitoring acoustic pressure, temperature and humidity everywhere constantly regulates sound source, air inflow etc., makes agglomeration device in optimum Working.
This strong acoustic agglomeration method, by regulating strong sound source assembly 1, strong sound wave is formed axially and the high-strength sound standing wave field of radial direction in two-way mode standing wave tube 23 simultaneously, and local acoustical can be made to arbitrarily downgrade increases 10dB ~ 30dB, thus make suspended particulate strenuous exercise, the probability of mutual collision, bonding increases, and compared with traditional deduster, the method energy consumption is little, efficiency is high, expense is low, in conjunction with conventional dust removal equipment, effectively can remove the suspended particulate in the ash-laden gas with complicated domain size distribution; The method flow process is simple, easy to operate, can continuous action until in ash-laden gas suspended particulate major part produce reunite.
In the present embodiment; before carrying out step S2; pretreatment is carried out to pending gas; add in pending gas in and the additive of pernicious gas and the water spray haze colloidal sol for increasing particle concentration; can also available protecting equipment carrying high performance while; in the service life of extension device, reduce cost of equipment maintenance.
Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (10)
1. the strong acoustic agglomeration device for the treatment of suspended particulate, comprise strong sound source assembly (1), reunion cabin assembly (2) and conventional dust removal assembly (3), it is characterized in that: described reunion cabin assembly (2) comprises cylinder head cabin (21), cone transfer chamber (22), for the formation of the two-way stationary field of axis and radial direction two-way mode standing wave tube (23) and be connected the cylinder deck store (24) of conventional dust removal assembly (3), described cylinder head cabin (21) is connected with strong sound source assembly (1), and be provided with pending gas input port (25), the bigger diameter end of described cone transfer chamber (22) is connected with cylinder head cabin (21), described two-way mode standing wave tube (23) one end is connected with the miner diameter end of cone transfer chamber (22), the other end is connected with cylinder deck store (24).
2. the strong acoustic agglomeration device for the treatment of suspended particulate according to claim 1, it is characterized in that: described cone transfer chamber (22) and two-way mode standing wave tube (23) are equipped with more than one piece, and quantity is equal, described cone transfer chamber (22) and two-way mode standing wave tube (23) connect one to one.
3. the strong acoustic agglomeration device for the treatment of suspended particulate according to claim 1, it is characterized in that: described cone transfer chamber (22) is provided with one, described two-way mode standing wave tube (23) is provided with more than one piece, and described more than one piece two-way mode standing wave tube (23) is all connected to the miner diameter end of described cone transfer chamber (22).
4. the strong acoustic agglomeration device for the treatment of suspended particulate according to any one of claim 1 to 3, it is characterized in that: described strong sound source assembly (1) comprises high-power sound source (11), horn (12) and air chamber (13), the miner diameter end of described horn (12) is connected with high-power sound source (11), the bigger diameter end of horn (12) is connected with air chamber (13), and described air chamber (13) other end is connected with cylinder head cabin (21).
5. the strong acoustic agglomeration device for the treatment of suspended particulate according to claim 4, is characterized in that: be provided with entrant sound plate (14) between described air chamber (13) and cylinder head cabin (21).
6. the strong acoustic agglomeration device for the treatment of suspended particulate according to claim 4, it is characterized in that: the exhaust outlet of described air chamber (13) is provided with silencer (5), after the pending gas input port (25) of described cylinder head cabin (21) and the process of cylinder deck store (24), gas delivery port (26) is equipped with silencer (5).
7. the strong acoustic agglomeration device for the treatment of suspended particulate according to any one of claim 1 to 3, it is characterized in that: described conventional dust removal assembly (3) comprises gas outlet flow velocity adjusting device (31), cleaner (32) and gas outlet device for detecting particles (33), described gas outlet flow velocity adjusting device (31) is connected with gas delivery port (26) after the process of cylinder deck store (24), described cleaner (32) input is connected with gas outlet flow velocity adjusting device (31), output is connected with gas outlet device for detecting particles (33).
8. the strong acoustic agglomeration device for the treatment of suspended particulate according to any one of claim 1 to 3, it is characterized in that: the pending gas input port (25) of described cylinder head cabin (21) is connected with pre-processing assembly (4), described pre-processing assembly (4) comprises air inlet flow velocity adjusting device (42), air inlet device for detecting particles (43) and for adding in additive and pernicious gas in pending gas, increase the pretreatment unit (41) of particle concentration, described pretreatment unit (41) one end is connected with pending source of the gas, the other end connects air inlet flow velocity adjusting device (42) and air inlet device for detecting particles (43) successively.
9., based on a strong acoustic agglomeration method for the strong acoustic agglomeration device for the treatment of suspended particulate such as according to any one of claim 1 to 8, it is characterized in that: comprise the following steps:
S1: start strong sound source assembly (1), to reunion cabin assembly (2) radiative acoustic wave energy, regulates strong sound source assembly (1), and strong sound wave is formed axially and the high-strength sound standing wave field of radial direction in two-way mode standing wave tube (23) simultaneously;
S2: input pending gas to reunion cabin assembly (2), pending gas flows through cylinder head cabin (21), cone transfer chamber (22), two-way mode standing wave tube (23) and cylinder deck store (24) successively, under axis in two-way mode standing wave tube (23) and the high-strength sound standing wave field action of radial direction, suspended particulate in pending gas is reunited for Large stone aggregate, and enters conventional dust removal assembly (3) from cylinder deck store (24) with air-flow;
S3: remove the Large stone aggregate in air-flow by conventional dust removal assembly (3).
10. strong acoustic agglomeration method according to claim 9, it is characterized in that: before carrying out step S2, pretreatment is carried out to pending gas, add in pending gas in and the additive of pernicious gas and the water spray haze colloidal sol for increasing particle concentration.
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| CN104667695B (en) * | 2015-01-26 | 2016-03-23 | 中国人民解放军国防科学技术大学 | The acoustic agglomeration system and method for array structure is led based on higher order reflection type focused sound waves |
| CN106121777B (en) * | 2016-05-24 | 2018-07-06 | 东南大学 | A kind of Fractions of Diesel Engine Exhaust Particulates pollutant catabolic gene devices and methods therefor |
| CN107029509B (en) * | 2017-05-17 | 2023-05-02 | 湖南赛能环测科技有限公司 | PM2.5 particulate matter sound wave agglomeration chamber in industrial flue gas and emission reduction device thereof |
| CN108771938A (en) * | 2018-04-18 | 2018-11-09 | 北京理工大学 | A kind of ultrasonic air gas purifying method and system |
| CN109865386A (en) * | 2019-02-19 | 2019-06-11 | 武汉理工大学 | Particulate matter removing device and method based on acoustic agglomeration effect |
| CN109908687A (en) * | 2019-03-29 | 2019-06-21 | 武汉理工大学 | A kind of PM2.5 removing means based on acoustic agglomeration effect |
| CN111151088B (en) * | 2020-01-17 | 2022-02-18 | 中国人民解放军国防科技大学 | Fog dispersal method based on airport fog efficient elimination system |
| CN113012538B (en) * | 2020-11-16 | 2023-05-02 | 南京工程学院 | Device and method for controlling pneumatic suspended particulate matters by sound waves |
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| GB2369308B (en) * | 1998-07-22 | 2002-11-06 | Protasis Uk Ltd | Particle manipulation device |
| CN101091860B (en) * | 2007-07-05 | 2010-12-08 | 青岛科技大学 | Coupling, wrapping agglomeration device for ultra fine particles in sound field of gaseous and solid jet flow |
| CN100531862C (en) * | 2007-09-18 | 2009-08-26 | 东南大学 | Apparatus and method for removing grains with combined action of sound wave and additional seed grain |
| CN201182958Y (en) * | 2008-04-29 | 2009-01-21 | 东南大学 | Sound wave auxiliary composite bag type dust collector |
| CN101637683A (en) * | 2009-08-10 | 2010-02-03 | 申小中 | Acoustic agglomeration composite bag type dust removing device |
| CN103706219B (en) * | 2013-12-26 | 2015-10-07 | 浙江大学 | Acoustic agglomeration combines the devices and methods therefor that spraying synergy removes fine particulates |
| CN103736356B (en) * | 2014-01-09 | 2015-11-04 | 东南大学 | The device removing fine particle of a kind of sonic agglomeration-conventional dust removal compound |
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