CN109956462A - Carbon nano-particle preparation system, carbon nano-particle aerosol generate system and method - Google Patents
Carbon nano-particle preparation system, carbon nano-particle aerosol generate system and method Download PDFInfo
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- CN109956462A CN109956462A CN201910195079.0A CN201910195079A CN109956462A CN 109956462 A CN109956462 A CN 109956462A CN 201910195079 A CN201910195079 A CN 201910195079A CN 109956462 A CN109956462 A CN 109956462A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0095—Preparation of aerosols
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
Abstract
The present invention provides a kind of carbon nano-particle preparation system, including methane air charging system, argon gas air charging system；Mixing chamber, mixing chamber are connected with methane air charging system, argon gas air charging system, and methane air charging system is filled with methane to mixing chamber, and argon gas air charging system is filled with argon gas, methane and argon gas to mixing chamber and is mixed in mixing chamber；Tungsten electrode pipe, the tungsten electrode pipe are connected with the mixing chamber；Radio-frequency power supply, the radio-frequency power supply and tungsten electrode pipe connection, argon gas and methane generate carbon nano-particle after reacting in the tungsten electrode pipe.After the present invention is mixed in mixing chamber by methane, argon gas, argon gas and methane generate carbon nano-particle after reacting in tungsten electrode pipe, the present invention provides a kind of preparation methods of novel carbon nano-particle, carbon nano-particle can stably generate, and the carbon nano-particle geometry partial size of generation, which averagely fluctuates, is no more than 2%.The present invention also provides a kind of carbon nano-particle aerosols to generate system and method.
Description
Technical field
The invention belongs to carbon nanomaterial technical fields, specifically, producing the present invention relates to a kind of carbon nano-particle and being
System, carbon nano-particle aerosol generate system and method.
Background technique
Aerosol generating system can be used for measuring instrument for atmospheric particulate matter device school for generating solid-state or the aerosol of liquid
Standard, aerosol generating system can also be used to study nanoparticles characteristic, for internal combustion engine and aero-engine Soot Formation machine
The research of reason is always a hot spot.Existing aerosol generating system is difficult to generate pure and stable carbon nano-particle gas
Colloidal sol, demand to carbon nano-particle aerosol generating system urgent.Existing aerosol generation technique almost without be used to produce
The system of raw carbon nano-particle aerosol, is in the research of carbon nano-particle aerosol properties and carbon nano-particle formation mechanism
Starting stage.
The method for being used to prepare carbon nano-particle in the prior art has very much, if the applying date is October 29, Shen in 2015
Please number for 201510718791.6, the Chinese patent document of entitled " a method of continuously prepare fluorescence carbon nano-particle ",
The method for continuously preparing fluorescence carbon nano-particle of the patent document includes: that the corncob that will be cleaned is put into baking oven and dries；
Corncob after drying is put into quartz tube furnace；Lead to inert gas into quartz tube furnace, and is calcined in high temperature；Whole
In a reaction process, escape pipe is passed through in the glass beaker for fill ultrapure water always to collect the tail containing carbon nano-particle
Gas；To after reaction, using the carbon nano-particle that a variety of methods will be dispersed in ultrapure water separate to get.The patent
The preparation method of file is simple, easy to industrialized production.But the patent document can not form stable carbon nano-particle, there are no
Method generates carbon nano-particle aerosol.
Summary of the invention
The purpose of the present invention is to provide a kind of carbon nano-particle preparation system, carbon nano-particle aerosol generate system and
Method at least to solve to form the technical problem of carbon nano-particle stability difference in the prior art, while being able to solve existing
The technical issues of carbon nano-particle aerosol can not be generated in technology.
To solve the above-mentioned problems, it is raw to provide a kind of carbon nano-particle preparation system, carbon nano-particle aerosol by the present invention
At system and method, its technical solution is as follows:
A kind of carbon nano-particle preparation system comprising methane air charging system, argon gas air charging system；Mixing chamber, it is described mixed
It closes room to be connected with the methane air charging system, the argon gas air charging system, the methane air charging system is filled with to the mixing chamber
Methane, the argon gas air charging system are filled with argon gas, methane and argon gas to the mixing chamber and are mixed in the mixing chamber；Tungsten electricity
Pole pipe, the tungsten electrode pipe are connected with the mixing chamber；Radio-frequency power supply, the radio-frequency power supply and the tungsten electrode pipe are connected, argon
Gas and methane generate carbon nano-particle after reacting in the tungsten electrode pipe.
Such as above-mentioned carbon nano-particle preparation system, further preferably are as follows: further include methane air intake valve, be mounted on described
On air inlet pipeline between methane air charging system and the mixing chamber；The first rotor flowmeter, the first rotor flowmeter peace
On air inlet pipeline between the methane air charging system and the mixing chamber.
Such as above-mentioned carbon nano-particle preparation system, further preferably are as follows: further include argon inlet valve, be mounted on described
On air inlet pipeline between argon gas air charging system and the mixing chamber；Second spinner flowmeter, the second spinner flowmeter peace
On air inlet pipeline between the argon gas air charging system and the mixing chamber.
Such as above-mentioned carbon nano-particle preparation system, further preferably are as follows: further include heating room, the heating room with it is described
The connection of tungsten electrode pipe, the carbon nano-particle generated in the tungsten electrode pipe enter the heating room and carry out heating and thermal insulation.
Such as above-mentioned carbon nano-particle preparation system, further preferably are as follows: further include filter chamber, set in the filter chamber
There is filter membrane, the filter chamber is connected to the heating room, and the indoor carbon nano-particle of heating enters in the filter chamber
Filtering is on the filter membrane.
Such as above-mentioned carbon nano-particle preparation system, further preferably are as follows: further include vacuum pump, the vacuum pump passes through pipe
Road is connected to the filter chamber, as power source；Waste gas outlet valve, the waste gas outlet valve be mounted on the filter chamber with
On pipeline between the vacuum pump.
A kind of carbon nano-particle aerosol generation system comprising carbon nano-particle preparation system, for producing carbon nanometer
Particle；It further include pure air inlet duct, the pure air inlet duct is connected to the filter chamber, passes through the cleaning
Air inlet device reversely blows out the indoor carbon nano-particle of filtering, generates carbon nano-particle aerosol.
If above-mentioned carbon nano-particle aerosol generates system, further preferably are as follows: it further include pure air air intake valve,
It is mounted on the air inlet pipeline between the pure air inlet duct and the filter chamber；Third trochanter flowmeter, described
Three-rotor flow meter is mounted on the air inlet pipeline between the pure air inlet duct and the filter chamber.
If above-mentioned carbon nano-particle aerosol generates system, further preferably are as follows: it further include averager, the averager
It is connected to the filter chamber, for receiving the carbon nano-particle aerosol of the filter chamber, removal carbon nano-particle aerosol
Charge；Drier, the drier are connected to the averager, for receiving the carbon nano-particle aerosol of the averager,
The moisture for removing carbon nano-particle aerosol generates clean carbon nano-particle aerosol.
A kind of carbon nano-particle aerosol generates the generation method of system, comprising the following steps:
Step A, the radio-frequency power supply is opened；
Step B, the argon inlet valve is first opened, leads to a period of time argon gas, then open the methane air intake valve, first
Alkane and argon gas react in the tungsten electrode pipe generates carbon nano-particle；
Step C, carbon nano-particle is passed through the heating room and is adsorbed on the filter membrane to the filter chamber again, and exhaust gas passes through
The vacuum pump excludes；
Step D, the radio-frequency power supply is closed, the methane air intake valve is closed, leads to a period of time argon gas, closes the argon
Gas air intake valve；
Step E, the filter chamber is heated, then opens the pure air air intake valve, carbon nano-particle is reversely blown out
By obtaining pure carbon nano-particle aerosol after the averager and the drier.
Analysis it is found that compared with prior art, the advantages and beneficial effects of the present invention are:
One, after carbon nano-particle preparation system provided by the invention mix in mixing chamber by methane, argon gas, argon gas with
Methane generates carbon nano-particle after reacting in tungsten electrode pipe, and the present invention provides a kind of producing for novel carbon nano-particle
Method, carbon nano-particle can stably generate, and the carbon nano-particle geometry partial size of generation, which averagely fluctuates, is no more than 2%.
Two, carbon nano-particle aerosol provided by the invention generates system by dividing carbon nano-particle and reaction gas
From the carbon nano-particle after separation can generate pure carbon nano-particle aerosol after being passed through clean compressed air.
Detailed description of the invention
Fig. 1 is that the carbon nano-particle preparation system of the preferred embodiment of the present invention and carbon nano-particle aerosol generate system
Structural schematic diagram.
In figure: 1- methane air intake valve；2- the first rotor flowmeter；3- argon inlet valve；The second spinner flowmeter of 4-；
5- mixing chamber；6- tungsten electrode pipe；7- heats room；8- check-valves；The filter chamber 9-；10- filter membrane；11- waste gas outlet valve；12- is clean
Net air air intake valve；13- third trochanter flowmeter；14- pure air control valve；15- averager；16- drier；17-
Radio-frequency power supply；18- match circuit；19- vacuum pump.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the carbon nano-particle preparation system of the preferred embodiment of the present invention mainly includes methane air charging system, argon
Gas air charging system；Mixing chamber 5, mixing chamber 5 are connected with methane air charging system, argon gas air charging system, and methane air charging system is to mixing
Room 5 is filled with methane, and argon gas air charging system is filled with argon gas, methane and argon gas to mixing chamber 5 and is mixed in mixing chamber 5；Tungsten electrode
Pipe 6, tungsten electrode pipe 6 are connected with mixing chamber 5；Radio-frequency power supply 17, radio-frequency power supply 17 are connect by match circuit 18 with tungsten electrode pipe 6
Logical, argon gas and methane generate carbon nano-particle after reacting in tungsten electrode pipe 6.
To sum up, carbon nano-particle preparation system provided by the invention is mixed in mixing chamber 5 by methane, argon gas
Afterwards, argon gas and methane generate carbon nano-particle after reacting in tungsten electrode pipe 6, and the present invention provides a kind of New Type of Carbon nanometers
The preparation method of particle, carbon nano-particle can stably generate, and the carbon nano-particle geometry partial size of generation, which averagely fluctuates, to be no more than
2%.
For the ease of the control to methane air inlet, as shown in Figure 1, being mounted on first the invention also includes methane air intake valve 1
On air inlet pipeline between alkane air charging system and mixing chamber 5；The first rotor flowmeter 2, the first rotor flowmeter 2 are mounted on methane
On air inlet pipeline between air charging system and mixing chamber 5.Preferably, after the first rotor flowmeter 2 is located at methane air intake valve 1
Side can be convenient for controlling the flow of methane in this way.
For the ease of the control to argon inlet, as shown in Figure 1, being mounted on argon the invention also includes argon inlet valve 3
On air inlet pipeline between gas air charging system and mixing chamber 5；Second spinner flowmeter 4, the second spinner flowmeter 4 are mounted on argon gas
On air inlet pipeline between air charging system and mixing chamber 5.Preferably, after the second spinner flowmeter 4 is located at argon inlet valve 3
Side can be convenient for controlling the flow of argon gas in this way.
For the ease of carrying out heating and thermal insulation to carbon nano-particle, as shown in Figure 1, heating room the invention also includes heating room 7
7 are connected to tungsten electrode pipe 6, and the carbon nano-particle generated in tungsten electrode pipe 6 enters heating room 7 and carries out heating and thermal insulation.
For the ease of being collected to carbon nano-particle, as shown in Figure 1, the invention also includes filter chamber 9, in filter chamber 9
Interior to be equipped with filter membrane 10, filter chamber 9 is connected to heating room 7, and the carbon nano-particle in heating room 7 enters filtering in filter chamber 9 and exists
On filter membrane 10.
In order to make the present invention that there is dynamical system, as shown in Figure 1, vacuum pump 19 passes through the invention also includes vacuum pump 19
Pipeline is connected to filter chamber 10, as power source.It is discharged for the ease of the exhaust gas to filter chamber 10, as shown in Figure 1, this hair
Bright further includes waste gas outlet valve 11, and waste gas outlet valve 11 is mounted on the pipeline between filter chamber 10 and vacuum pump 19.
As shown in Figure 1, the present invention also provides a kind of carbon nano-particle aerosols to generate system, including carbon nanometer of the invention
Particle preparation system, for producing carbon nano-particle；It further include pure air inlet duct, pure air inlet duct and filtering
Room 10 is connected to, and closes methane inlet duct, is led to a period of time argon gas and is excluded exhaust gas in filter chamber 10, closes argon inlet device,
Adjusting heating 7 temperature of room makes carbon nano-particle De contamination, then by the pure air of pure air inlet duct by filter chamber 10
Interior carbon nano-particle is reversely blown out, and generates carbon nano-particle aerosol.New Type of Carbon nano granule aerosol provided by the invention
The method of generation separates carbon nano-particle with reaction gas, and the carbon nano-particle after separation is passed through energy after clean compressed air
Generate pure carbon nano-particle aerosol.
For the ease of the control to pure air air inlet, as shown in Figure 1, the invention also includes pure air air intake valves
12, it is mounted on the air inlet pipeline between pure air inlet duct and filter chamber 10；Third trochanter flowmeter 13, third trochanter
Flowmeter 13 is mounted on the air inlet pipeline between pure air inlet duct and filter chamber 10.Preferably, third trochanter flow
Meter 13 is located at the rear of pure air air intake valve 12, can be convenient for controlling the flow of pure air in this way.
Exhaust gas enters in the air inlet pipeline between pure air inlet duct and filter chamber 10 in order to prevent, such as Fig. 1 institute
Show, the invention also includes pure air control valve 14, pure air control valve 14 be mounted on pure air inlet duct with
Rear on air inlet pipeline between filter chamber 10 and positioned at third trochanter flowmeter 13.
In order to make the present invention obtain clean carbon nano-particle aerosol, as shown in Figure 1, carbon nano-particle gas of the invention is molten
It further includes averager 15 that glue, which generates system, and averager 15 is connected to filter chamber 10, for receiving the carbon nano-particle of filter chamber 10
Aerosol removes the charge of carbon nano-particle aerosol.Preferably, the invention also includes drier 16, drier 16 and neutralizations
Device 15 is connected to, and for receiving the carbon nano-particle aerosol of averager 15, the moisture generation for removing carbon nano-particle aerosol is clean
Net carbon nano-particle aerosol.
As shown in Figure 1, methane air intake valve 1 of the invention is connected with the first rotor flowmeter 2, argon inlet valve 3 with
Second spinner flowmeter 4 is connected, and two pipelines are subsequently passed mixing chamber 5, and mixing chamber 5 is connected with tungsten electrode pipe 6, and tungsten electrode pipe 6 is logical
Overmatching circuit 18 connects radio-frequency power supply 17, argon gas and methane and generates carbon nano-particle after tungsten electrode pipe 6 reacts, and is passed through and adds
Filter chamber 9 is taken over by check-valves 8 in hot cell 7, heating room 7, and carbon nano-particle filters on filter membrane 10, and filter chamber 10 connects waste gas outlet
Valve 11 connects vacuum pump 19 again, and vacuum pump 19 is used as power source.
After generating carbon nano-particle, methane gas pipeline is closed, leads to exhaust gas in a period of time argon gas exclusion system, closes argon
Gas gas piping, adjusting heating 7 temperature of room makes carbon nano-particle De contamination, then logical clean (compression) air conditioning valve 12, the
Three-rotor flow meter 13 reversely blows out carbon nano-particle, and by the removal of averager 15, institute is electrically charged, is passed through the removing of drier 16
Moisture generates clean carbon nano-particle aerosol.
The present invention also provides a kind of ordinary pressure atmospheric plasma method carbon nano-particle aerosol generation methods comprising following step
It is rapid:
Step A, radio-frequency power supply 17 is opened, match circuit 18 is adjusted；
Step B, argon inlet valve 3 is first opened, leads to a period of time argon gas, then open methane air intake valve 1, methane and argon
Gas reacts in tungsten electrode pipe 6 and generates carbon nano-particle；
Step C, carbon nano-particle is passed through heating room 7 and is being adsorbed on filter membrane 10 by check-valves 8 to filter chamber 9, exhaust gas
It is excluded by vacuum pump 19；
Step D, radio-frequency power supply is closed, methane air intake valve 1 is closed, leads to a period of time argon gas, closes argon inlet valve
3；
Step E, heated filter chamber 9, then pure air air intake valve 12 is opened, carbon nano-particle is reversely blown out in passing through
With pure carbon nano-particle aerosol is obtained after device 15 and drier 16.
In the step A, centre frequency 50kHz, ceiling voltage 30kV, the maximum power 500W of the radio-frequency power supply 17.
In the step B, argon flow is controlled in 10-50ml/min, is first led to two minutes argon gas and is excluded carbon nano-particle system
The foreign gas in system or carbon nano-particle aerosol generation system is taken, methane flow is controlled in 10-50ml/min, according to reality
Border needs to adjust the first rotor flowmeter 2 and then methane gas circuit flow obtains the carbon nano-particle of different-grain diameter, the tungsten electrode
Length of tube 7cm, 700 μm of internal diameter, outer diameter 1mm, outside package insulating materials.
In the step C, carbon nano-particle is passed through filter chamber 9 after generating be carbon nano-particle conglomerate in order to prevent,
Heating makes temperature control at 100 DEG C, 0.2 micron of the aperture of filter membrane 10, and the particle De contamination when temperature is 200 degree, when desorption
Need first heated filter chamber to 200 DEG C, vacuum pump 19 excludes the power source of carbon nano-particle preparation system as argon gas.
In the step D, methane air intake valve and then methane gas circuit are first closed, then logical two minutes argon gas exclude filter chamber 7
Interior methane prevents having methane gas impurity in the carbon nano-particle aerosol generated.
In the step E, heated filter chamber 7 to 200 is spent, so that carbon nano-particle De contamination is in filter chamber 7, then is opened
Pure air air intake valve 12 leads to clean compressed air, and the range of flow that third trochanter flowmeter 13 measures is 0.04-6L/min,
It adjusts compressed air require and obtains the carbon nano-particle aerosol of not concentration, the carbon nano-particle aerosol of generation passes through averager
15 remove institute it is electrically charged, then be passed through drier 16 remove moisture obtain pure carbon nano-particle aerosol.It is connect only before filter chamber 9
Returning valve 8 prevents carbon nano-particle aerosol to be blown back into heating room 7 and tungsten electrode pipe 6.
Methane air intake valve 1 of the invention, argon inlet valve 3, pure air air intake valve 12, the first rotor flowmeter
2, the second spinner flowmeter 4, third trochanter flowmeter 13, waste gas outlet valve 11 connection size be standard size 9.5mm
(3/8 inch)；Mixing chamber 5, the connection size for heating room 7, check-valves 8, filter chamber 9, averager 15 and drier 16 are
9.5mm.Between system interior conduit of the invention using cutting ferrule connect, the junction of quartz ampoule and metal joint using rubber ring into
Row sealing, has been effectively ensured system air-tightness of the invention.
Ordinary pressure atmospheric plasma method carbon nano-particle aerosol generating system of the invention, by changing supply voltage, frequency
The particle diameter distribution of generated aerosol is adjusted with the flow of argon gas and methane.
Analysis it is found that compared with prior art, the advantages and beneficial effects of the present invention are:
One, after carbon nano-particle preparation system provided by the invention is mixed in mixing chamber 5 by methane, argon gas, argon gas
Carbon nano-particle is generated after reacting in tungsten electrode pipe 6 with methane, the present invention provides a kind of novel carbon nano-particles
Preparation method, carbon nano-particle can stably generate, and the carbon nano-particle geometry partial size of generation, which averagely fluctuates, is no more than 2%.
Two, carbon nano-particle aerosol provided by the invention generates system by dividing carbon nano-particle and reaction gas
From the carbon nano-particle after separation can generate pure carbon nano-particle aerosol after being passed through clean compressed air.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (10)
1. a kind of carbon nano-particle preparation system characterized by comprising
Methane air charging system, argon gas air charging system；
Mixing chamber, the mixing chamber are connected with the methane air charging system, the argon gas air charging system, the methane air charging system
It is filled with methane to the mixing chamber, the argon gas air charging system is filled with argon gas, methane and argon gas described mixed to the mixing chamber
Room is closed to be mixed；
Tungsten electrode pipe, the tungsten electrode pipe are connected with the mixing chamber；
Radio-frequency power supply, the radio-frequency power supply and the tungsten electrode pipe are connected, and argon gas and methane occur instead in the tungsten electrode pipe
Should after generate carbon nano-particle.
2. carbon nano-particle preparation system according to claim 1, which is characterized in that further include:
Methane air intake valve is mounted on the air inlet pipeline between the methane air charging system and the mixing chamber；
The first rotor flowmeter, the first rotor flowmeter are mounted between the methane air charging system and the mixing chamber
On air inlet pipeline.
3. carbon nano-particle preparation system according to claim 1 or 2, which is characterized in that further include:
Argon inlet valve is mounted on the air inlet pipeline between the argon gas air charging system and the mixing chamber；
Second spinner flowmeter, second spinner flowmeter are mounted between the argon gas air charging system and the mixing chamber
On air inlet pipeline.
4. carbon nano-particle preparation system according to claim 1 or 2, which is characterized in that further include:
Room is heated, the heating room is connected to the tungsten electrode pipe, and the carbon nano-particle generated in the tungsten electrode pipe enters
Heating and thermal insulation is carried out to the heating room.
5. carbon nano-particle preparation system according to claim 4, which is characterized in that further include:
Filter chamber is equipped with filter membrane in the filter chamber, and the filter chamber is connected to the heating room, the indoor carbon of heating
Nano particle is entered in the filter chamber and is filtered on the filter membrane.
6. carbon nano-particle preparation system according to claim 5, which is characterized in that further include:
Vacuum pump, the vacuum pump is connected to by pipeline with the filter chamber, as power source；
Waste gas outlet valve, the waste gas outlet valve are mounted on the pipeline between the filter chamber and the vacuum pump.
7. a kind of carbon nano-particle aerosol generates system, which is characterized in that the carbon nano-particle including such as claim 5 or 6
Preparation system, for producing carbon nano-particle；Further include:
Pure air inlet duct, the pure air inlet duct are connected to the filter chamber, by the pure air into
Device of air reversely blows out the indoor carbon nano-particle of filtering, generates carbon nano-particle aerosol.
8. carbon nano-particle aerosol according to claim 7 generates system, which is characterized in that further include:
Pure air air intake valve is mounted on the air inlet pipeline between the pure air inlet duct and the filter chamber；
Third trochanter flowmeter, the third trochanter flowmeter be mounted on the pure air inlet duct and the filter chamber it
Between air inlet pipeline on.
9. carbon nano-particle aerosol according to claim 7 or 8 generates system, which is characterized in that further include:
Averager, the averager are connected to the filter chamber, for receiving the carbon nano-particle aerosol of the filter chamber, are gone
Except the charge of carbon nano-particle aerosol；
Drier, the drier are connected to the averager, for receiving the carbon nano-particle aerosol of the averager, are removed
The moisture of carbon elimination nano granule aerosol generates clean carbon nano-particle aerosol.
10. the generation side that a kind of carbon nano-particle aerosol according to any one of claim 7 to 9 generates system
Method, comprising the following steps:
Step A, the radio-frequency power supply is opened；
Step B, first open the argon inlet valve, lead to a period of time argon gas, then open the methane air intake valve, methane and
Argon gas reacts in the tungsten electrode pipe and generates carbon nano-particle；
Step C, carbon nano-particle is passed through the heating room and is adsorbed on the filter membrane to the filter chamber again, and exhaust gas passes through described
Vacuum pump excludes；
Step D, close the radio-frequency power supply, close the methane air intake valve, lead to a period of time argon gas, close the argon gas into
Air valve；
Step E, the filter chamber is heated, then opens the pure air air intake valve, carbon nano-particle is reversely blown out and is passed through
Pure carbon nano-particle aerosol is obtained after the averager and the drier.
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| CN111122392A (en) * | 2019-12-04 | 2020-05-08 | 北京航空航天大学 | Aerosol moisture absorption characteristic comprehensive measurement instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122392A (en) * | 2019-12-04 | 2020-05-08 | 北京航空航天大学 | Aerosol moisture absorption characteristic comprehensive measurement instrument |
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| CN109956462B (en) | 2021-01-12 |
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