CN108548894A - A kind of multifunction laser induction water condensation simulates the Nature rainfall system - Google Patents
A kind of multifunction laser induction water condensation simulates the Nature rainfall system Download PDFInfo
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Abstract
A kind of multifunction laser induction water condensation simulates the Nature rainfall system, including：Femto-second laser, lens, tank body, deep cooling and purification assembly, temperature control system, beam collection device；The tank body is the double-layer cavity that 304 stainless steels are made, and top of the tank and bottom center are respectively equipped with deep cooling air outlet and deep cooling air inlet, and the side of top of the tank is equipped with catalyst input port successively, and top observation panel and sensor store mouth；Tank body side is equipped with aerosol inlet port, laser light incident mouth, freezing liquid entrance, aerosol outlet, freezing liquid outlet, laser emitting mouth, laser acquisition window and manipulator entrance.The present invention is multiple functional, and simple to operate, experimental cost is low, can not only realize the varying environments atmosphere water condensation simulated experiment such as catalyst, aerosol simultaneously, more can real simulation the Nature rainfall phenomenon.
Description
Technical field
The present invention relates to induced with laser water condensation, especially a kind of multifunction laser induction water condensation simulates the Nature rainfall
System.
Background technology
In recent years, with the development of the laser technologies such as mode locking and chirped pulse amplification (CPA), ultra-intense ultra-short laser pulse
Occur, results in ultra-intense ultra-short laser pulse and propagate the ionization channels for foring long range in the medium, this ionization channels rise
One dynamic equilibrium of the defocusing effect that the self-focusing generated derived from optical kerr effect and plasma are formed, it can generate super
Continuous white light forms cone of radiation and clamps down on the characteristics such as light intensity, is based on these unique properties, makes it in laser induced lightning, far
Journey detects, and rain making etc. has important value, is even more shown wherein in terms of induced with laser water condensation huge potential
Using.Therefore, carry out relevant basic research and explorative research research has a very important significance.
Currently, having had many achievements about correlative study of the induced with laser water condensation in outfield and laboratory both at home and abroad
[referring to document 1：J.Kasparian,M.Rodriguez,G.Méjean,J.Yu,E.Salmon,H.Wille,R.Bourayou,
S.Frey,Y.-B.André,A.Mysyrowicz,R.Sauerbrey,J.-P.Wolf,and L.“White-
light filaments for atmospheric analysis,”Science 301(5629),61–64(2003)；2：
P.Rohwetter,J.Kasparian,K.Stelmaszczyk,Z.Hao,S.Henin,N.Lascoux,W.M.Nakaema,
Y.Petit,M.Queiβer,R.Salamé,E.Salmon,L.and J.-P.Wolf,“Laser-induced
water condensation in air,”Nat.Photonics 4(7),451–456,2010；3：S.Henin,Y.Petit,
P.Rohwetter,K.Stelmaszczyk,Z.Q.Hao,W.M.Nakaema,A.Vogel,T.Pohl,F.Schneider,
J.Kasparian,K.Weber,L.and J.-P.Wolf,“Field measurements suggest the
mechanism of laser-assisted water condensation,”Nat.Commun.2,456,2011；4：
Yonghong Liu,Haiyi Sun,Jiansheng Liu,Hong Liang,Jingjing Ju,Tiejun Wang,Ye
Tian,Cheng Wang,Yi Liu,See Leang Chin and Ruxin Li,Laser-filamentation-
induced water condensation and snow formation in a cloud chamber filled with
different ambient gases,Opt.Express,2016,24(7):7364-7373].For outfield experiments, due to outer
Field experiment leads to the uncertainty of environmental condition, the limitation for the factors such as experimental cost is expensive and laser energy is low so that laser
The difficult points such as inducing water condensation, that there are repetitive rates is low in outfield experiments, and experiment difficulty is big；And for induced with laser water condensation common
Research in cloud chambers, due to cloud chambers size and the factors such as cloud and mist indoor environmental condition is single so that cloud and mist at present
Room experiment can not simulate the situation that nature environment is rainy in Real Atmosphere on a large scale.For these reasons, we design proposition
A kind of multifunction laser induction water condensation simulates the Nature rainfall system.
Invention content
The present invention proposes that a kind of multifunction laser induction water condensation simulates the Nature rainfall system, which uses
The double-deck cylindrical enclosure that 304 stainless steel materials are made, this system function is complete, simple to operate, and experimental cost is low,
The varying environments atmosphere water condensation simulated experiment such as catalyst, aerosol can not only be realized simultaneously, it more can real simulation the Nature
Rainfall phenomenon.
Technical solution of the invention is as follows：
A kind of multifunction laser induction water condensation simulates the Nature rainfall system, and feature is, including：Femtosecond laser
Device, lens, tank body, deep cooling and purification assembly, temperature control system, beam collection device；
It is equipped with deep cooling air outlet in the top center of the tank body, is equipped in the bottom center of the tank body deep
Cold blast pipe, the deep cooling air outlet is by pipeline through the deep cooling and purification assembly and the deep cooling blast pipe phase
Even；
From top to bottom enter successively equipped with aerosol inlet port, laser light incident mouth and freezing liquid in the side of the tank body
Mouthful, it is from top to bottom equipped with aerosol outlet, laser emitting mouth and manipulator entrance successively in the other side of the tank body, wherein
Point-blank, the horizontal vertical direction of the straight line is corresponding at the center at the laser light incident mouth center and laser emitting mouth
The one side of the tank body is additionally provided with laser acquisition window, is set at the top of the corresponding tank body of vertical vertical direction of the straight line
There is top observation panel, catalyst input port and sensor storage mouth is additionally provided at the top of tank body, in the side aerosol of tank body
Freezing liquid outlet is additionally provided with above outlet, freezing liquid outlet is by pipeline through the temperature control system and the freezing liquid entrance
It is connected；
It is the lens, laser light incident mouth, laser successively along the laser beam direction that the femto-second laser exports
Exit portal and beam collection device, the laser beam of femto-second laser transmitting, by the lens focus described
Top of the tank observation panel under plasma channel is formed at centre.
The tank body is the double-deck cylindrical enclosure made by 304 stainless steel materials, by the deep cooling and only
Change the wind speed in component control deep cooling air inlet and deep cooling air outlet, so as to quickly adjust in the tank body or more environment
The temperature difference and cleannes inject the tank body interlayer by the temperature control system adjustment by freezing liquid entrance and freezing liquid outlet
In freezing liquid measure pass through catalyst input port to adjust the environment temperature in tank body and control environment atmosphere in the tank body
The condensation nuclear concentration enclosed, the aerosol inlet port being equipped with by the tank body, aerosol outlet can realize change tank body
Middle environment ingredient is warm, wet in tank body described in whole real-time testing by the sensor in sensor storage mouth
Degree, by the top observation panel can during observation experiment plasma channel induced synthesis experimental phenomena, pass through institute
Laser acquisition window detection plasma and interactive property in the tank body environment are stated, the manipulator entrance is passed through
It collects induced with laser water condensation amount in experimentation and the tank interior environment is cleaned by the manipulator entrance.
The end of the deep cooling blast pipe is equipped with sewage draining exit.
Machinery mouth of starting with is the disk sealing made of 304 stainless steel materials.
Top watch window, laser light incident window, laser emitting window and the laser acquisition window passes through quartz
Glass capsulation.
Compared with prior art, the present invention has following distinguishing feature：
1, tank body of the present invention is the double-deck cylindrical enclosure made using 304 stainless steel materials, this cavity
Spatial dimension is larger, can in more authentic and valid simulation the Nature rainfall situation；
2, the present invention is controlled by deep cooling and purification assembly in the deep cooling blast pipe and deep cooling air outlet that tank body is equipped with
Wind speed, and the freezing liquid measure being full of in the double-layer interlayer that tank body is equipped with is controlled by temperature control system, can quickly it change
Environment temperature in tank body can realize in tank body that minimum temperature drops to -50 DEG C, and the Temperature Humidity Sensor that tank body is equipped with can be with
In real time, the epidemic disaster in whole continuous, automatic test tank body.
3, the catalyst dispensing port that the tank body described in present system is equipped with can be realized and change environment in tank body
Nuclear concentration is condensed, aerosol inlet port and aerosol outlet that tank body is equipped with can change the ingredient of tank body environment.
Description of the drawings
Fig. 1 is the structure chart that a kind of multifunction laser induction water condensation of the present invention simulates the Nature rainfall system；
Fig. 2 is the device layout figure in tank body operational process；
Specific implementation mode
The present invention will be further described with reference to the accompanying drawings and examples, but should not therefore limit the protection model of the present invention
It encloses.
Refering to fig. 1, Fig. 1 is that the structure that a kind of multifunction laser of the present invention induces water condensation to simulate the Nature rainfall system is vertical
Body figure, as shown, a kind of multifunction laser induction water condensation simulates the Nature rainfall system, including：Femto-second laser 1, thoroughly
Mirror 2, tank body 3, deep cooling and purification assembly 4, temperature control system 5 and beam collection device 6；
The tank body 3 is the double-deck cylindrical enclosure made by 304 stainless steel materials, on the top of the tank body 3
Portion center be equipped with deep cooling air outlet 7, the bottom center of the tank body 3 be equipped with deep cooling blast pipe 8, the deep cooling into
The end of air hose 8 is equipped with sewage draining exit 20；The side of the tank body 3 from top to bottom successively be equipped with aerosol inlet port 12, swash
Optical entrance 13 and freezing liquid entrance 14 are from top to bottom equipped with freezing liquid outlet 16, gas successively in the other side of the tank body 3
Colloidal sol outlet 15, laser emitting mouth 17 and manipulator entrance 18, wherein 13 center of laser light incident mouth and laser emitting mouth
17 centers are conllinear, and the one side of the corresponding tank body in the horizontal vertical direction of the straight line 3 is additionally provided with laser acquisition window 19, should
The top of the corresponding tank body of the vertical vertical direction of straight line 3 is equipped with top observation panel 10, and machinery mouth 18 of starting with is
The disk sealing made of 304 stainless steel materials, the top watch window 10, laser light incident window (13), laser go out
Window 17 and laser acquisition window 19 are penetrated by quartz glass seals, are additionally provided with catalyst at the top of the tank body 3 and are thrown
Entrance 9 and sensor store mouth 11；
Along the laser beam direction that the femto-second laser 1 exports be successively the lens 2, laser light incident mouth 13,
Laser emitting mouth 17 and beam collection device 6, the laser beam of the femto-second laser 1 transmitting are poly- by the lens 2
Coke forms plasma channel at described 3 10 times centres of top observation panel of tank body.
Fig. 2 is the device layout figure in 3 tank body operational process of tank body in the present invention, as shown, its layout includes：Tank
Body 3, deep cooling and purification assembly 4 and temperature control system 5.The deep cooling air outlet 7 that the top center of the tank body 3 is equipped with
It is connected with the deep cooling blast pipe 8 through the deep cooling and purification assembly 4 by pipeline；The institute that 3 side of the tank body is equipped with
The freezing liquid outlet 16 stated is connected through the temperature control system 5 with the freezing liquid entrance 14 by pipeline；Pass through the deep cooling
And purification assembly 4 controls the wind speed in deep cooling blast pipe 8 and deep cooling air outlet 7, so as to quickly adjust about 3 tank body
The temperature difference in environment and cleannes export 16 notes by the adjustment of temperature control system 5 by freezing liquid entrance 14 and freezing liquid
Enter the freezing liquid measure in 3 interlayer of the tank body, to adjust the environment temperature in tank body 3.
It is verified to show that a kind of multifunction laser induction water condensation simulates the Nature rainfall system, catalyst can be passed through
Input port controls the condensation nuclear concentration of environment in the tank body；The aerosol inlet port that is equipped with by the tank body,
Aerosol outlet can be realized and change environment ingredient in tank body；The sensor in mouth is stored by the sensor, it can
Epidemic disaster in tank body described in whole real-time testing；It, can be with observation experiment process plasma by the top observation panel
The experimental phenomena of channel induced synthesis；By the laser acquisition window, plasma and the tank body environment atmosphere can be detected
Enclose middle interactive property；By the manipulator entrance, induced with laser water condensation amount in experimentation can be collected, and lead to
The manipulator entrance is crossed, the tank interior environment can be cleaned.Present system is multiple functional, simple to operate, real
It tests at low cost, can not only realize the varying environments atmosphere water condensation simulated experiment such as catalyst, aerosol simultaneously, it more can true mould
Quasi- the Nature rainfall phenomenon.
Claims (5)
1. a kind of multifunction laser induction water condensation simulates the Nature rainfall system, which is characterized in that including：Femto-second laser
(1), lens (2), tank body (3), deep cooling and purification assembly (4), temperature control system (5), beam collection device (6)；
It is equipped with deep cooling air outlet (7) in the top center of the tank body (3), in the bottom center of the tank body (3)
Equipped with deep cooling blast pipe (8), the deep cooling air outlet (7) by pipeline through the deep cooling and purification assembly (4) with it is described
Deep cooling blast pipe (8) be connected；
It is from top to bottom equipped with aerosol inlet port (12), laser light incident mouth (13) and cold successively in the side of the tank body (3)
Freeze liquid entrance (14), aerosol outlet (15), laser emitting mouth are from top to bottom equipped with successively in the other side of the tank body (3)
(17) and manipulator entrance (18), wherein the center at laser light incident mouth (13) center and laser emitting mouth (17) is at one
On straight line, the one side of the corresponding tank body (3) in horizontal vertical direction of the straight line is additionally provided with laser acquisition window (19), should
The top of the corresponding tank body (3) of vertical vertical direction of straight line be equipped with top observation panel (10), the top of tank body (3) also
Equipped with catalyst input port (9) and sensor storage mouth (11), also set in the top of the side aerosol outlet (15) of tank body (3)
There is freezing liquid to export (16), which exports (16) by pipeline through the temperature control system (5) and the freezing liquid entrance
(14) it is connected；
It is the lens (2), laser light incident mouth successively along the laser beam direction that the femto-second laser (1) exports
(13), laser emitting mouth (17) and beam collection device (6), the laser beam of the femto-second laser (1) transmitting, by institute
The lens (2) stated, which focus on, forms plasma channel at centre under observation panel (10) at the top of the tank body (3).
2. multifunction laser induction water condensation according to claim 1 simulates the Nature rainfall system, which is characterized in that institute
The tank body (3) stated is the double-deck cylindrical enclosure made by 304 stainless steel materials, passes through the deep cooling and purification assembly
(4) wind speed in control deep cooling blast pipe (8) and deep cooling air outlet (7), so as to quickly adjust the tank body (3) ring up and down
The temperature difference in border and cleannes are exported by temperature control system (5) adjustment by freezing liquid entrance (14) and freezing liquid
(16) the freezing liquid measure injected in tank body (3) interlayer passes through catalyst to adjust the environment temperature in tank body (3)
Input port (9) controls the condensation nuclear concentration of environment in the tank body (3), and the gas being equipped with by the tank body (3) is molten
Glue inlet port (12), aerosol outlet (15), which can be realized, changes environment ingredient in tank body, is stored by the sensor
Sensor in mouthful (11), the epidemic disaster in tank body (3) described in whole real-time testing, passes through the top observation panel (10) and sees
The experimental phenomena for examining experimentation plasma channel induced synthesis detects plasma by the laser acquisition window (19)
Body and interactive property in the tank body (3) environment, are collected in experimentation by the manipulator entrance (18) and are swashed
Photoinduction water condensation amount and passes through the manipulator entrance (18) and clean tank body (3) internal environment.
3. multifunction laser induction water condensation according to claim 1 or 2 simulates the Nature rainfall system, feature exists
In the end of the deep cooling blast pipe (8) is equipped with sewage draining exit (20).
4. multifunction laser induction water condensation according to claim 1 or 2 simulates the Nature rainfall system, feature exists
In, machinery mouth (18) of starting be the disk sealing made of 304 stainless steel materials.
5. multifunction laser induction water condensation according to claim 1 or 2 simulates the Nature rainfall system, feature exists
In the top watch window (10), laser light incident window (13), laser emitting window (17) and laser acquisition window (19)
Pass through quartz glass seals.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810206557.9A CN108548894A (en) | 2018-03-13 | 2018-03-13 | A kind of multifunction laser induction water condensation simulates the Nature rainfall system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810206557.9A CN108548894A (en) | 2018-03-13 | 2018-03-13 | A kind of multifunction laser induction water condensation simulates the Nature rainfall system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004839A (en) * | 2015-07-09 | 2015-10-28 | 中国科学院上海光学精密机械研究所 | Laser induced water condensation simulation system |
| CN105075758A (en) * | 2015-09-22 | 2015-11-25 | 许琬晨 | Method and system for manually influencing weather |
| CN107517793A (en) * | 2017-09-29 | 2017-12-29 | 青海大学 | Artificial snowfall operation device |
-
2018
- 2018-03-13 CN CN201810206557.9A patent/CN108548894A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004839A (en) * | 2015-07-09 | 2015-10-28 | 中国科学院上海光学精密机械研究所 | Laser induced water condensation simulation system |
| CN105075758A (en) * | 2015-09-22 | 2015-11-25 | 许琬晨 | Method and system for manually influencing weather |
| CN107517793A (en) * | 2017-09-29 | 2017-12-29 | 青海大学 | Artificial snowfall operation device |
Non-Patent Citations (1)
| Title |
|---|
| 张纪淮: "中型云室技术特点概要", 《气象科学研究院院刊》 * |
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Application publication date: 20180918 |