CN105910999B - It is a kind of to measure devices and methods therefor of the charged single drop to fine particle adsorbance - Google Patents
It is a kind of to measure devices and methods therefor of the charged single drop to fine particle adsorbance Download PDFInfo
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- CN105910999B CN105910999B CN201610431248.2A CN201610431248A CN105910999B CN 105910999 B CN105910999 B CN 105910999B CN 201610431248 A CN201610431248 A CN 201610431248A CN 105910999 B CN105910999 B CN 105910999B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/8405—Application to two-phase or mixed materials, e.g. gas dissolved in liquids
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Abstract
The invention belongs to a kind of charged single drops of measurement in granular absorption measurement field to occur room and adsorption chamber to the devices and methods therefor of fine particle adsorbance, including micro air pump connected in sequence, particle；Particle occurs room and is equipped with hatchcover and metal mesh, and metal mesh is connected with the first HV generator；Adsorption chamber upper end is equipped with drop generating device, and lower end is provided with through-hole, and adsorption chamber is connected with monitoring device；Charged droplet generating means includes insulating sleeve and metal flat mouth capillary；Metal capillary is connected with syringe pump, and metal flat mouth capillary pipe shaft is connected with the second HV generator.The configuration of the present invention is simple, reasonable design can accurately measure charged single drop to fine particle adsorbance, to study electrostatic spray dust removal mechanism；Contribute to the design and research of electrostatic spray dust pelletizing system, improve electrostatic spray efficiency of dust collection, effectively controls the discharge of the fine particles such as flue gas.
Description
Technical field
The invention belongs to the research fields of granular absorption measurement, and in particular to a kind of to measure charged single drop to fine grained
The devices and methods therefor of object adsorbance.
Background technology
Airborne fine particulate matter pollution causes to seriously threaten to human health.Related data shows that the whole world has 80%
Population is in the air quality guide line of the World Health Organization or more, causes annual about 3,200,000 death and airborne fine particulate matters
It pollutes related.China is especially prominent as the airborne fine particulate matter pollution problem of new industry manufacture big country.2013, the whole nation was received
Enter have in 74 cities of PM2.5 monitoring ranges it is 92% not up to standard, wherein 32 city PM2.5 concentration are higher than 2 times of national standard
More than, ten city is then more than 3 times or more before ranking.It is extremely urgent to reinforce fine particle control.
Airborne fine particulate matter is mainly derived from coal-burning power plant, motor-vehicle tail-gas and dust from construction sites etc., and from source, control is thin
Granular material discharged is one of the important measures for administering airborne fine particulate matter pollution.In the prior art, using electrostatic spray dedusting skill
The fine particle that art removes in gas is a kind of effective fine particle emission control means, especially for nano-scale particle,
Removal efficiency can be more than 90%.
In electrostatic spray dust pelletizing system, fine particle is influenced by Coulomb force etc., is deposited on charged droplet surface and inside,
Complete trapping process.Arresting efficiency is influenced by drop and fine particle carrying capacity, relative velocity and physical parameter etc., it may appear that
Larger fluctuation.Charged list drop absorption fine particle is the basis for studying electrostatic spray dust removal process.Accurately measure charged single liquid
Drop contributes to the adsorbance of fine particle to further investigate electrostatic spray dedusting technology and design and optimization electrostatic spray dedusting
System, improves electrostatic spray deduster efficiency of dust collection, effectively controls fine particle discharge.
Invention content
The purpose of the present invention is provide a kind of dress measuring charged single drop to fine particle adsorbance regarding to the issue above
It sets and its method, the device can accurately measure droplet surface and the fine particle quantity of inside, be removed to study electrostatic spray
The trapping mechanism of dirt.
The technical scheme is that：It is a kind of to measure device of the charged single drop to fine particle adsorbance including miniature
Room, adsorption chamber, metal flat mouth capillary, syringe pump, the second high-pressure electrostatic occur for air pump, the first HV generator, particle
Generator, monitoring device and photographic device；
The micro air pump occurs room with particle and is connect by insulation tube；The particle occurs indoor equipped with metal mesh, institute
Metal mesh is stated to be electrically connected with the first HV generator；The particle occurs room and passes through the first rigid insulation Guan Lian with adsorption chamber
It connects；
The top of adsorption chamber is stretched into one end of the metal flat mouth capillary, and the other end passes through the second rigid insulation pipe and note
Penetrate pump connection；The pipe shaft of metal flat mouth capillary is electrically connected with the second HV generator；The bottom of the adsorption chamber is open-minded
Hole, the through-hole are in same axis with metal flat mouth capillary；The lower section of the adsorption chamber is equipped with shooting area, shooting area
The position of lower section face through-hole is horizontally arranged filter paper；Photographic device is mounted on the position for facing shooting area；Photographic device with
Calculate mechatronics；
The monitoring device includes granule density monitoring device, humidity detection device and current monitoring device, the particle
The probe of concentration monitoring device, humidity detection device and current monitoring device is respectively protruding into the adsorption chamber.
In said program, 5 gap of the metal mesh is not more than 0.5mm.
In said program, the particle occurs room 6 and is equipped with hatchcover 1.
In said program, 8 top center of the adsorption chamber is equipped with the insulating sleeve for fixing metal flat mouth capillary 10
9, one end of the metal flat mouth capillary 10 is stretched into 8 top of adsorption chamber by insulating sleeve 9 and is squeezed with insulating sleeve 9
Connection.
In said program, the bottom of the adsorption chamber 8 is fixedly connected with holder 14.
In said program, 15 aperture of the through-hole is 20~30 times of 10 caliber of metal flat mouth capillary.
In said program, the granule density monitoring device is granule density monitor.
In said program, the humidity detection device is hygronom.
In said program, the current monitoring device is ammeter.
It is a kind of according to measuring measurement method of the charged single drop to fine particle adsorbance device described in right, including it is following
Step：
S1, it is pre-configured with various concentration fine particle and water mixed liquid, after mixing with dropper successively collecting sample liquid
It drops on filter paper and dries, the first colorimetric of granule density grayscale of different grayscale is made up of image processing techniques on computers
Card；
S2, opening particle occur the appropriate fine particle of room hatchcover addition and are then shut off hatchcover opening micro air pump；Open the
One HV generator is adjusted to preset value；First HV generator provides charged, the miniature gas to metal mesh
After the air-flow and the indoor fine particle of particle generation of pump output mix, rectification charged by metal mesh and filtering pass through first
Rigid insulation pipe enters adsorption chamber；
The granule density monitoring device for the monitoring device that S3, the adsorption chamber connect shows that granule density reaches preset value simultaneously
Micro air pump is closed when stablizing, opens the syringe pump, the second HV generator is opened and is adjusted to preset value, under adsorption chamber
It holds and lays filter paper below through-hole, and open high-speed digital image capture system machine photographic device and shot in default shooting area, into
Row Image Acquisition；
S4, by changing operating mode, obtain multigroup drop absorption fine particle data, including shooting image and corresponding filter paper
Sample；Filter paper containing drop under different operating modes is carried out and the filter paper same treatment of step S1 and is compared, particle is made
The second colorimetric card of concentration grayscale；Shooting image is carried out gray proces and corresponding with the association of the second colorimetric card granular absorption amount is made
Third colorimetric card；Grey scale difference is carried out to granular absorption amount grayscale third colorimetric card and calculates acquisition granular absorption amount and acquisition image
Gray-scale relation formula；
S5, again measure charged droplet to fine particle adsorbance when can by photographic device acquire Liquid particle image gray scale generation
Enter the absorption that charged droplet is calculated to fine particle in the granular absorption amount in step S4 and acquisition gradation of image relational expression
Amount.
The beneficial effects of the invention are as follows：Compared with prior art, apparatus of the present invention are simple in structure, reasonable design, Neng Goujing
Adsorbance of the charged single drop to fine particle is really measured, to study the adsorption mechanism of electrostatic spray dedusting；Contribute to electrostatic
The design and research of atomizing dust-removing system improve electrostatic spray deduster efficiency of dust collection, effectively control in the gases such as flue gas thin
The discharge of grain object.The method of the present invention is demarcated by the association of step S4 and step S5, can effectively reduce fine particle in drop
Surface deposits and deposits the measurement error that the problems such as uneven caused direct optical measurement generates.
Description of the drawings
Fig. 1 is the structural schematic diagram of an embodiment of the present invention.
In figure：1, hatchcover；2, insulation tube；3, micro air pump；4, the first HV generator；5, metal mesh；6, particle
Room occurs；7, rigid insulation pipe；8, adsorption chamber；9, insulating sleeve, 10, metal flat mouth capillary；11, syringe pump；12, second is high
Press electrostatic generator；13, monitoring device；14, holder；15, through-hole；16, filter paper；17, shooting area；18, the second rigid insulation
Pipe.
Specific implementation mode
In order to which the technical features, objects and effects to invention are more clearly understood, now control description of the drawings is of the invention
Specific implementation mode, in the various figures identical label indicate same or analogous part.Attached drawing is merely to illustrate the present invention, no
Represent the practical structures and actual proportions of the present invention.
Fig. 1 show a kind of embodiment of the present invention for measuring charged single drop to fine particle adsorbance device,
It is described measure charged single drop to the device of fine particle adsorbance include sequentially connected micro air pump 3, particle occur room 6,
Adsorption chamber 8 and the first HV generator 4, metal flat mouth capillary 10, syringe pump 11, the second HV generator
12, monitoring device 13 and photographic device.
The micro air pump 3 occurs room 6 with particle and is connect by insulation tube 2；The particle occurs room 6 and is equipped with particulate charge
Hatchcover 1, for adding fine particle, when closing, seals.It is parallel with its bottom surface that middle part installation in room 6 occurs for the particle
Metal mesh 5, the metal mesh 5 is electrically connected with the first HV generator 4, and 5 gap of the metal mesh is not more than 0.5mm,
Charged, rectification and filtering can be carried out to fine particle mixed airflow.It is hard by first with adsorption chamber 8 that room 6 occurs for the particle
Matter insulation tube 7 connects, and enhances airflow stability, reduces fine particle sticking and lump in tube wall；8 upper end of the adsorption chamber is
Dropproducing devices, the dropproducing devices include insulating sleeve 9 and metal flat mouth capillary 10；The insulating sleeve 9 is set
In 8 top center of adsorption chamber, insulating sleeve 9 is for fixing metal flat mouth capillary 10, and the one of the metal flat mouth capillary 10
End is stretched by insulating sleeve 9 at the top of adsorption chamber 8, and metal flat mouth capillary 10 is press-connected and removable with insulating sleeve 9
It unloads, is conveniently replaceable the metal flat mouth capillary 10 of different bores；The other end of metal flat mouth capillary 10 is exhausted by the second hard
Edge pipe 18 is connect with syringe pump 11, reduces influence of the overpressure fluctuation to generation drop size；Metal flat mouth capillary 10
Pipe shaft is electrically connected with the second HV generator 12.Hole 15 is opened in the bottom of the adsorption chamber 8, and the through-hole 15 is flat with metal
Mouth capillary 10 is in same axis, and 15 aperture of the through-hole is 20~30 times of 10 caliber of metal flat mouth capillary, is being accommodated
Drop by while reduce particle mixed gas leak.The bottom of the adsorption chamber 8 is fixedly connected with holder 14, and holder 14 will
Adsorption chamber 8 is propped, and there are abundant space, that is, shooting areas 17 for the lower section of the adsorption chamber 8, acquire and scheme for high-speed camera equipment
Picture.The position of 17 lower section face through-hole 15 of shooting area is horizontally arranged filter paper 16；Photographic device is mounted on and faces shooting area
17 position；Photographic device and calculating mechatronics；Room 6 occurs for particle and adsorption chamber 8 is made and is grounded by insulating materials.Institute
It is opposite with the polarity of the second high pressure generator 12 to state the first HV generator 4.
The monitoring device 13 include granule density monitoring device, humidity detection device and current monitoring device, described
The probe of grain concentration monitoring device, humidity detection device and current monitoring device is respectively protruding into the adsorption chamber 8.Wherein, institute
It is granule density monitor to state granule density monitoring device, and the humidity detection device is hygronom, the current monitoring device
For ammeter.
It is a kind of it is described measure charged single drop to the measurement method of fine particle adsorbance device, include the following steps：
S1, it is pre-configured with various concentration fine particle and water mixed liquid, after mixing with dropper successively collecting sample liquid
It drops on filter paper and dries, the first colorimetric of granule density grayscale of different grayscale is made up of image processing techniques on computers
Card；
S2, opening particle generation room hatchcover 1 add appropriate fine particle and are then shut off the opening micro air pump 3 of hatchcover 1；It opens
First HV generator 4 is adjusted to preset value；First HV generator 4 provided to metal mesh 5 it is charged, it is described micro-
After the air-flow that type air pump 3 exports is mixed with the fine particle in particle generation room 6, charged, rectification and filtering by metal mesh 5,
Enter adsorption chamber 8 by the first rigid insulation pipe 7；
The granule density monitoring device for the monitoring device 13 that S3, the adsorption chamber 8 connect shows that granule density reaches default
Micro air pump 3 is closed when being worth and stablizing, opens the syringe pump 11, is opened the second HV generator 12 and is adjusted to preset value,
Filter paper 16 is laid below 8 lower end through-hole 15 of adsorption chamber, and opens high-speed digital image capture system machine photographic device default
Shooting area 17 is shot, and carries out Image Acquisition；
S4, pass through change operating mode：Including the first HV generator 4,12 output voltage of the second HV generator
And the flow etc. of syringe pump 11, obtain multigroup drop absorption fine particle data, including shooting image and corresponding filter paper sample；
Filter paper 16 containing drop under different operating modes is carried out and the filter paper same treatment of step S1 and is compared, granule density is made
The second colorimetric card of grayscale；Shooting image is carried out gray proces and corresponding with the association of the second colorimetric card granular absorption flow control three is made
Colorimetric card；Grey scale difference is carried out to granular absorption amount grayscale third colorimetric card and calculates acquisition granular absorption amount and acquisition gradation of image
Relational expression；
S5, again measure charged droplet to fine particle adsorbance when can by photographic device acquire Liquid particle image gray scale generation
Enter the absorption that charged droplet is calculated to fine particle in the granular absorption amount in step S4 and acquisition gradation of image relational expression
Amount.
Since the momentum of fine particle is smaller, droplet surface, part parent will be largely deposited on after reaching charged droplet
The fine particle of aqueous nature can be gathered in its inner surface into drop.Charged droplet is accurately measured using optical instrument to fine grained
The difficult point of object adsorbance is to carry out accurate calibration to the image of optically detecting.The deposition characteristics of fine particle lead to direct optics
Calibrated error is larger, therefore should not use the calibration mode of similar optical measurement solution concentration.The present invention uses step S1 to S4
In the association calibration modes of involved standard mixed liquor-sampling mixed liquor-sampled images can increase substantially and utilize light
Learn the accuracy that measurement means measure charged droplet to fine particle adsorbance.
It should be appreciated that although this specification describes according to various embodiments, not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solutions in the various embodiments may also be suitably combined for bright book, and forming those skilled in the art can be with
The other embodiment of understanding.
The series of detailed descriptions listed above is illustrated only for possible embodiments of the invention,
They are all without departing from equivalent embodiment made by technical spirit of the present invention or change not to limit the scope of the invention
It should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of measuring device of the charged single drop to fine particle adsorbance, which is characterized in that including micro air pump (3), the
Room (6), adsorption chamber (8), metal flat mouth capillary (10), syringe pump (11), the occur for one HV generator (4), particle
Two HV generators (12), monitoring device (13) and photographic device；
The micro air pump (3) occurs room (6) with particle and is connect by insulation tube (2)；The particle occurs to be equipped with gold in room (6)
Belong to net (5), the metal mesh (5) is electrically connected with the first HV generator (4)；Room (6) and adsorption chamber occur for the particle
(8) it is connected by the first rigid insulation pipe (7)；
The top of adsorption chamber (8) is stretched into one end of the metal flat mouth capillary (10), and the other end passes through the second rigid insulation pipe
(18) it is connect with syringe pump (11)；The pipe shaft of metal flat mouth capillary (10) is electrically connected with the second HV generator (12)；
Hole (15) is opened in the bottom of the adsorption chamber (8), and the through-hole (15) is in same axis with metal flat mouth capillary (10)；Institute
The lower section for stating adsorption chamber (8) is equipped with shooting area (17), and the position of shooting area (17) lower section face through-hole (15) is horizontal positioned
Filter paper (16)；Photographic device is mounted on the position for facing shooting area (17)；Photographic device and calculating mechatronics；
The monitoring device (13) includes granule density monitoring device, humidity detection device and current monitoring device, the particle
The probe of concentration monitoring device, humidity detection device and current monitoring device is respectively protruding into the adsorption chamber (8).
2. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Metal mesh (5) gap is not more than 0.5mm.
3. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Particle occurs room (6) and is equipped with hatchcover (1).
4. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Adsorption chamber (8) top center is equipped with the insulating sleeve (9) for fixing metal flat mouth capillary (10), the metal flat mouth capillary
The one end for managing (10) is stretched at the top of adsorption chamber (8) by insulating sleeve (9) and is press-connected with insulating sleeve (9).
5. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
The bottom of adsorption chamber (8) is fixedly connected with holder (14).
6. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Through-hole (15) aperture is 20~30 times of metal flat mouth capillary (10) caliber.
7. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Granule density monitoring device is granule density monitor.
8. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Humidity detection device is hygronom.
9. according to claim 1 measure device of the charged single drop to fine particle adsorbance, which is characterized in that described
Current monitoring device is ammeter.
10. a kind of measuring charged single drop to the measurement method of fine particle adsorbance device, spy according to claim 1
Sign is, includes the following steps：
S1, it is pre-configured with various concentration fine particle and water mixed liquid, is existed after mixing with dropper successively collecting sample drop
It on filter paper and dries, the first colorimetric card of granule density grayscale of different grayscale is made up of image processing techniques；
S2, opening particle occur the appropriate fine particle of room hatchcover (1) addition and are then shut off hatchcover (1) opening micro air pump (3)；It beats
It opens the first HV generator (4) and is adjusted to preset value；First HV generator (4) provides lotus to metal mesh (5)
Electricity, after the fine particle in air-flow and particle generation room (6) that the micro air pump (3) exports mixes, by metal mesh (5) lotus
Electricity, rectification and filtering enter adsorption chamber (8) by the first rigid insulation pipe (7)；
The granule density monitoring device for the monitoring device (13) that S3, the adsorption chamber (8) connect shows that granule density reaches default
Micro air pump (3) is closed when being worth and stablizing, opens the syringe pump (11), and the second HV generator of opening (12) is adjusted to pre-
If value lays filter paper (16) below adsorption chamber (8) lower end through-hole (15), and opens the camera shooting of high-speed digital image capture system machine
Device is shot in default shooting area (17), carries out Image Acquisition；
S4, by changing operating mode, obtain multigroup drop absorption fine particle data, including shooting image and corresponding filter paper sample
This；Filter paper (16) containing drop under different operating modes is carried out and the filter paper same treatment of step S1 and is compared, is made
Grain concentration the second colorimetric card of grayscale；Shooting image is carried out gray proces and corresponding with the association of the second colorimetric card granular absorption is made
Three colorimetric card of flow control；Grey scale difference calculating acquisition granular absorption amount is carried out to granular absorption amount grayscale third colorimetric card with acquisition to scheme
As gray-scale relation formula；
S5, again measure charged droplet to fine particle adsorbance when can by photographic device acquire Liquid particle image gray scale substitute into step
Adsorbance of the charged droplet to fine particle is calculated with acquisition gradation of image relational expression in granular absorption amount in rapid S4.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610431248.2A CN105910999B (en) | 2016-06-16 | 2016-06-16 | It is a kind of to measure devices and methods therefor of the charged single drop to fine particle adsorbance |
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| CN201610431248.2A CN105910999B (en) | 2016-06-16 | 2016-06-16 | It is a kind of to measure devices and methods therefor of the charged single drop to fine particle adsorbance |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294031A (en) * | 1999-10-26 | 2001-05-09 | Ace实验室株式会社 | Appts. and method for collecting dust by strong charged super-fined dripping |
| CN1575205A (en) * | 2001-10-29 | 2005-02-02 | 宝洁公司 | Apparatus and method for purifying air |
| CN102145316A (en) * | 2010-02-04 | 2011-08-10 | 山东大学 | Synergistic spray charging and electrostatic dust collecting method and device |
| CN205826523U (en) * | 2016-06-16 | 2016-12-21 | 江苏大学 | A kind of measure the charged single drop device to fine particle adsorbance |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6807874B2 (en) * | 2002-01-21 | 2004-10-26 | Shimadzu Corporation | Collecting apparatus of floating dusts in atmosphere |
-
2016
- 2016-06-16 CN CN201610431248.2A patent/CN105910999B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294031A (en) * | 1999-10-26 | 2001-05-09 | Ace实验室株式会社 | Appts. and method for collecting dust by strong charged super-fined dripping |
| CN1575205A (en) * | 2001-10-29 | 2005-02-02 | 宝洁公司 | Apparatus and method for purifying air |
| CN102145316A (en) * | 2010-02-04 | 2011-08-10 | 山东大学 | Synergistic spray charging and electrostatic dust collecting method and device |
| CN205826523U (en) * | 2016-06-16 | 2016-12-21 | 江苏大学 | A kind of measure the charged single drop device to fine particle adsorbance |
Non-Patent Citations (2)
| Title |
|---|
| 荷电液滴吸附颗粒物过程的试验;王军锋等;《江苏大学学报》;20160531;第283-287页 * |
| 荷电液滴捕集细颗粒物的数值模拟研究;左子文等;《工程热物理学报》;20150531;第559-563页 * |
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