CN106837724B - A kind of microdriver based on phase transformation - Google Patents
A kind of microdriver based on phase transformation Download PDFInfo
- Publication number
- CN106837724B CN106837724B CN201710190113.6A CN201710190113A CN106837724B CN 106837724 B CN106837724 B CN 106837724B CN 201710190113 A CN201710190113 A CN 201710190113A CN 106837724 B CN106837724 B CN 106837724B
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- CN
- China
- Prior art keywords
- nanopipets
- gold nanorods
- phase transformation
- microdriver
- laser generator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H99/00—Subject matter not provided for in other groups of this subclass
Abstract
The present invention discloses a kind of microdriver based on phase transformation, including propeller ontology and nozzle, and nozzle includes nanopipets, gold nanorods, liquid fluorocarbon, PLGA nanoparticle and laser generator, and nanopipets are cylindrical structure, and tail portion is exported equipped with tip；Gold nanorods, liquid fluorocarbon and PLGA nanoparticle are located in nano-glass pipe, and gold nanorods are located at nano-glass pipe inner shaft center portion；Laser generator is located at the shaft core position outside nanopipets, laser generator and nanopipets bottom connection.The present invention, due to the effect of surface tension, is able to maintain liquid fluorocarbon and not revealed by control glass micro-nano mitron outlet diameter to control the flow of injection, while in liquid；Boil-off rate by controlling the power control liquid fluorocarbon of laser generator runs micro-satellite at different rates to control the fltting speed of propeller；Array installation is carried out to nozzle on satellite, the different directions of bigger thrust and control satellite can be provided.
Description
Technical field
The present invention relates to micro-thruster field more particularly to a kind of microdrivers based on phase transformation.
Background technique
Currently, the driving method of propeller has Piezoelectric Ceramic, electroosmotic flow, thermal driving etc., Piezoelectric Ceramic
It is so that liquid is received extruding using effect of the pulse voltage to piezoelectric ceramics and eject, this kind of spray regime needs voltage all
Phase sexually revises direction；Electroosmotic flow drives liquid injection, is to promote liquid injection using the displacement of charged liquid in the electric field
Out, it is charged liquid that such driving method, which requires liquid, and due to the influence of surface tension, threshold voltage generally all exists
3kV or more；Thermal driving is using resistance heating, so that generating bubble in liquid, bubbles burst, liquid sprays, this kind drives
Damage of the flowing mode to spout is larger, and spout cannot use for a long time.
Summary of the invention
Goal of the invention: the limitation in order to overcome various driving methods expands the application field of propeller；The present invention proposes
A kind of microdriver based on phase transformation.
Technical solution: in order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of microdriver based on phase transformation, including propeller ontology and nozzle, the nozzle include nanopipets,
Gold nanorods, liquid fluorocarbon, PLGA nanoparticle and laser generator, nanopipets are cylindrical structure, and tail portion is equipped with tip
Outlet；Gold nanorods, liquid fluorocarbon and PLGA nanoparticle are located in nano-glass pipe, and gold nanorods are located at nano-glass pipe inner shaft
Center portion；Laser generator is located at the shaft core position outside nanopipets, laser generator and nanopipets bottom connection.
Above-mentioned bottom is the opposite end at nanopipets tip.
Working principle: the present invention is based on the microdriver of phase transformation, laser generator is radiated on gold nanorods, is given
The laser of 200mW is strafed along the radial direction of gold nanorods, and gold nanorods are radiated, the Light energy transfer of laser to gold nanorods,
Luminous energy is changed into thermal energy, gold nanorods expanded by heating by the atomic vibration of gold nanorods, and PLGA molecule is promoted liquid by warm-up movement
The flowing of the convection current of fluorine carbon, liquid fluorocarbon accelerates, and is heated evenly；Continue to irradiate gold nanorods, the heated vaporization of liquid fluorocarbon sprays
Spout；In liquid, due to the effect of surface tension, liquid fluorocarbon can be kept not reveal；By controlling laser
The boil-off rate of the power control liquid fluorocarbon of device, so that the fltting speed of propeller is controlled, so that micro-satellite is with different
Speed operation.
It is preferred that the nanopipets are quartz glass nanotube, the flow of injection can control.
It is preferred that the glass nano pipe diameter is 20-100nm.
The concentration of the gold nanorods is 100ug/ml, can improve heating conduction.
It is additionally provided with the photoacoustic imager to connect with nanopipets outside the nanopipets, the light of liquid fluorocarbon can be recorded
Acoustical signal proves that the transformation of liquid gas phase has occurred in liquid fluorocarbon with this.
The propeller ontology is equipped with more than two nozzles, and the nozzle carries out array setting, and propeller can be made to obtain more
High thrust promotes the change rail in propeller all directions.
The unmentioned technology of the present invention is the prior art.
The utility model has the advantages that the nanopipets outlet diameter the present invention is based on the microdriver of phase transformation is controllable, pass through control
The outlet diameter of glass micro-nano mitron, to control the flow of injection, while in liquid, due to the effect of surface tension,
Liquid fluorocarbon is able to maintain not reveal；By controlling the boil-off rate of the power control liquid fluorocarbon of laser generator, to control
The fltting speed of propeller, so that micro-satellite is run at different rates；Array installation is carried out to nozzle on satellite, can be mentioned
For the different directions of bigger thrust and control satellite.
Detailed description of the invention
Fig. 1 is that the present invention is based on the microdriver nozzle arrangements schematic diagrames of phase transformation；
Fig. 2 is that the present invention is based on the microdriver nozzles of phase transformation to spray schematic diagram；
Fig. 3 is that originally the present invention is based on the microdriver nozzle arrays of phase transformation, and schematic diagram is arranged；
In figure, 1 it is nanopipets, 2 is gold nanorods, 3 is liquid fluorocarbon, 4 is PLGA nanoparticle, 5 is laser
Device.
Specific embodiment
For a better understanding of the present invention, below with reference to the embodiment content that the present invention is furture elucidated, but it is of the invention
Content is not limited solely to the following examples.
Embodiment 1
As shown in Figs. 1-2, a kind of microdriver based on phase transformation, including propeller ontology and nozzle, nozzle include glass
Glass nanotube 1, gold nanorods 2, liquid fluorocarbon 3, PLGA nanoparticle 4 and laser generator 5, nanopipets 1 are cylindrical body knot
Structure, tail portion are exported equipped with tip；Gold nanorods 2, liquid fluorocarbon 3 and PLGA nanoparticle 4 are located in nano-glass pipe, gold nanorods
2 are located at nano-glass pipe inner shaft center portion；Laser generator 5 is located at the shaft core position outside nanopipets 1, laser generator 5 with
1 bottom connection of nanopipets；Nanopipets 1 are quartz glass nanotube 1；1 outlet diameter of nanopipets is 20nm；Gold
The concentration of nanometer rods 2 is 100ug/ml；The photoacoustic imager to connect with nanopipets 1 is additionally provided with outside nanopipets 1.
Heat is the microcosmic disordered motion of molecule, related with the Entropy Changes of system, and hot transmitting has three kinds of radiation, convection current and conduction
Mode, general electromagnetic wave heating are carried out by radiation, and the difference of laser and general electromagnetic wave is: laser has direction
Property, general photon is difficult irradiation a bit, persistently gives some heating, and laser can be accomplished.The present invention is based on the miniature of phase transformation
Propeller, laser generator 5 are radiated on gold nanorods 2, give the laser of 200mW, are strafed along the radial direction of gold nanorods 2,
Gold nanorods 2 are radiated, and for the Light energy transfer of laser to gold nanorods 2, luminous energy is changed into heat by the atomic vibration of gold nanorods 2
Can, 2 expanded by heating of gold nanorods, PLGA molecule is promoted the convection current of liquid fluorocarbon 3 by warm-up movement, and the flowing of liquid fluorocarbon 3 adds
Speed is heated evenly；Continue to irradiate gold nanorods 2, the heated vaporization of liquid fluorocarbon 3 sprays spout；In liquid, due to table
The effect of face tension can keep liquid fluorocarbon 3 not reveal；By the power control liquid fluorocarbon 3 for controlling laser generator 5
Boil-off rate, so that the fltting speed of propeller is controlled, so that micro-satellite is run at different rates.
The present invention is based on 1 controlled diameters of nanopipets of the microdriver of phase transformation, by controlling glass micro-nano mitron
Diameter while in liquid, due to the effect of surface tension, be able to maintain liquid fluorocarbon 3 not to control the flow of injection
Leakage；By controlling the boil-off rate of the power control liquid fluorocarbon 3 of laser generator 5, to control the propulsion speed of propeller
Degree, so that micro-satellite is run at different rates.
Embodiment 2
It is substantially the same manner as Example 1, except that: 1 outlet diameter of nanopipets is 100nm.
Embodiment 3
It is substantially the same manner as Example 1, except that: as shown in figure 3, propeller ontology is equipped with more than two nozzles, spray
Mouth carries out array setting.Array installation is carried out to nozzle on satellite, the not Tongfang of bigger thrust and control satellite can be provided
To.
The above is only the preferred embodiment of the present invention, it should be pointed out that: those skilled in the art are come
It says, without departing from the principle of the present invention, can also be adjusted to each facility locations, these adjustment also should be regarded as this hair
Bright protection scope.
Claims (6)
1. a kind of microdriver based on phase transformation, including propeller ontology and nozzle, it is characterised in that: the nozzle includes glass
Glass nanotube (1), gold nanorods (2), liquid fluorocarbon (3), PLGA nanoparticle (4) and laser generator (5), nanopipets
It (1) is cylindrical structure, tail portion is exported equipped with tip；Gold nanorods (2), liquid fluorocarbon (3) and PLGA nanoparticle (4) are located at and receive
In rice glass tube, gold nanorods (2) are located at nano-glass pipe inner shaft center portion；Laser generator (5) is located at nanopipets (1) outside
Shaft core position, laser generator (5) and nanopipets (1) bottom connection, wherein the tail portion and bottom of nanopipets (1)
Portion is opposite end.
2. as described in claim 1 based on the microdriver of phase transformation, it is characterised in that: the nanopipets (1) are stone
English nanopipets (1).
3. as described in claim 1 based on the microdriver of phase transformation, it is characterised in that: nanopipets (1) outlet
Diameter is 20-100nm.
4. as described in claim 1 based on the microdriver of phase transformation, it is characterised in that: the concentration of the gold nanorods (2)
For 100ug/ml.
5. as described in claim 1 based on the microdriver of phase transformation, it is characterised in that: the nanopipets (1) are gone back outside
Equipped with the photoacoustic imager to connect with nanopipets (1).
6. the microdriver based on phase transformation as described in claim 1-5 any one, it is characterised in that: the propeller sheet
Body is equipped with more than two nozzles, and the nozzle carries out array setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710190113.6A CN106837724B (en) | 2017-03-21 | 2017-03-21 | A kind of microdriver based on phase transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710190113.6A CN106837724B (en) | 2017-03-21 | 2017-03-21 | A kind of microdriver based on phase transformation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106837724A CN106837724A (en) | 2017-06-13 |
| CN106837724B true CN106837724B (en) | 2019-03-12 |
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| CN201710190113.6A Active CN106837724B (en) | 2017-03-21 | 2017-03-21 | A kind of microdriver based on phase transformation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010104503A1 (en) * | 2009-03-10 | 2010-09-16 | Bastian Family Holdings, Inc. | Laser for steam turbine system |
| CN102374069A (en) * | 2010-06-21 | 2012-03-14 | 靳北彪 | Hot-stamping engine |
| EP2883799A1 (en) * | 2012-08-10 | 2015-06-17 | IHI Corporation | Steam spray device and spacecraft |
| CN105952603A (en) * | 2016-04-28 | 2016-09-21 | 中国人民解放军国防科学技术大学 | Laser ablation pulsed plasma thruster |
| WO2016151609A1 (en) * | 2015-03-24 | 2016-09-29 | Di Canto Gennaro | Plasma propulsion system and method |
-
2017
- 2017-03-21 CN CN201710190113.6A patent/CN106837724B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010104503A1 (en) * | 2009-03-10 | 2010-09-16 | Bastian Family Holdings, Inc. | Laser for steam turbine system |
| CN102374069A (en) * | 2010-06-21 | 2012-03-14 | 靳北彪 | Hot-stamping engine |
| EP2883799A1 (en) * | 2012-08-10 | 2015-06-17 | IHI Corporation | Steam spray device and spacecraft |
| WO2016151609A1 (en) * | 2015-03-24 | 2016-09-29 | Di Canto Gennaro | Plasma propulsion system and method |
| CN105952603A (en) * | 2016-04-28 | 2016-09-21 | 中国人民解放军国防科学技术大学 | Laser ablation pulsed plasma thruster |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106837724A (en) | 2017-06-13 |
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