CN208239619U - Go the stemness aerosol quality and concentration detecting laser radar system of steam - Google Patents
Go the stemness aerosol quality and concentration detecting laser radar system of steam Download PDFInfo
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- CN208239619U CN208239619U CN201820902501.2U CN201820902501U CN208239619U CN 208239619 U CN208239619 U CN 208239619U CN 201820902501 U CN201820902501 U CN 201820902501U CN 208239619 U CN208239619 U CN 208239619U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The utility model relates to atmosphere pollution monitoring technology fields, in particular go the stemness aerosol quality and concentration detecting laser radar system of steam.System includes that laser emission element, laser pick-off unit, aerosol channel detection unit, vapor channel probe unit, hygroscopicity model of growth database and radar control and inverting show software unit.Pass through the aerosol of laser radar and the data of steam, the parameter study increased based on aerosol Mie scattering and hygroscopicity, comprehensive inversion obtains the distribution of wet/dry aerosol solid space, and the information fusion for getting through the data of different instruments utilizes, and improves laser radar application potential.Utilize the fusion for establishing multi-information fusion inversion algorithm solution ground instrument monitoring net and laser radar spatial data, improve the utilization efficiency of laser radar spatial data, laser radar is pushed to solve the diffusion of aerosol vertical space, the research of Pollution Boundary Layer height and environmental monitoring net etc..
Description
Technical field
The utility model relates to atmosphere pollution monitoring technology fields, and the stemness aerosol quality and concentration of steam is specially gone to visit
Survey laser radar system.
Background technique
Currently, Environmental Protection in China department, meteorological department and research department have built up more perfect ground aerosol monitoring
System has played important function in daily environmental monitoring.However, ground system can only provide the data of single-point, in solid
The aerosol context of detection " helpless " in space, can not forecast the spatial distribution of FUTURE ENVIRONMENT, can not carry out sky
Between the prediction transmitted, the expectation with the public differs greatly.And laser radar can provide aerosol as active remote sensing tool
The distribution and variation of extinction coefficient and backscattering coefficient solid space, at present first meeting obtain environmental protection, meteorology and research department
Pay attention to.However the monitoring instrument of environmental area and method are the main angles from human health, aerosol is using matter
Amount concentration is unit.And the extinction coefficient of the atmospheric aerosol of lidar measurement belongs to optical characteristics unit.
Utility model content
The purpose of this utility model is to provide the stemness aerosol quality and concentration detecting laser radar system for removing steam, with
Solve the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions:
Go the stemness aerosol quality and concentration detecting laser radar system of steam, including laser emission element, laser pick-off
Unit, aerosol channel detection unit, vapor channel probe unit, radar control unit, hygroscopicity model of growth data service
Device and inverting display unit, in which: the radar control unit generates pulse signal and controls the Laser emission connecting with its serial ports
Unit is opened, and the laser emission element emits laser signal according to pulse signal, which scatters to atmosphere target, institute
Aerosol channel detection unit, echo-signal of the vapor channel probe unit reception through atmosphere target laser reflection are stated, and will be returned
Wave signal is sent to the laser pick-off unit for communicating with connection, and the laser pick-off unit uploads after digitizing echo-signal
To the inverting display unit being connect with multithreading, the hygroscopicity model of growth data server and inverting display unit two-way
Letter connection.
Preferably, the laser pick-off unit includes light receiving element, photodetector I and data acquisition module,
In: the light receiving element receives the echo-signal of laser reflection, and echo-signal is converted into and atmosphere by the photodetector I
The electric signal of visibility inversely.
Preferably, the aerosol channel detection unit includes light receiving element and photodetector II, the steam
Channel detection unit include light receiving element and photodetector III wherein: the light receiving element receives returning for laser reflection
Echo-signal is converted into atmospheric visibility inversely by wave signal, the photodetector II, photodetector III
Electric signal.
Preferably, the inverting display unit includes industrial personal computer and the display unit that connect with its bus, in which: described
Industrial personal computer receives the electric signal for the data collecting module collected processing connecting with its multithreading.
Preferably, the inverting connecting with its multithreading is uploaded to after the data acquisition module will be electric signal digitising to show
Unit.
Preferably, the hygroscopicity model of growth data server is based on RAID disk array, and RAID disk array is logical
Hard disk controller is crossed to be mounted on industrial personal computer.
Preferably, the laser emission element uses Nd:YAG laser.
Preferably, the light receiving element is three groups, receives system using Schmitt-Ka Sai Green's formula optical telescope,
The minimum system that the data acquisition module is formed using S3C2440A chip and its peripheral components.
Compared with prior art, the utility model has the beneficial effects that
Pass through laser emission element, laser pick-off unit, aerosol channel detection unit, the acquisition of vapor channel probe unit
The aerosol of laser radar and the data of steam, based on the parameter study that aerosol Mie scattering and hygroscopicity increase, comprehensive inversion
The distribution of wet/dry aerosol solid space is obtained, the information fusion for getting through the data of different instruments utilizes, and improves laser radar
Application potential.Using the aerosol of acquisition, steam information establish multi-information fusion inversion algorithm solve ground instrument monitoring net and
The fusion of laser radar spatial data improves the utilization efficiency of laser radar spatial data, pushes laser radar molten in solution gas
The research of the diffusion of glue vertical space, Pollution Boundary Layer height and environmental monitoring net etc..
Detailed description of the invention
Fig. 1 is the block diagram of the utility model；
Fig. 2 is the utility model laser pick-off unit schematic diagram；
Fig. 3 is the utility model aerosol channel detection cell schematics；
Fig. 4 is the utility model vapor channel probe unit schematic diagram.
In figure: 1 laser emission element, 2 atmosphere targets, 3 laser pick-off units, 30 photodetectors I, 31 data acquisition modules
Block, 4 aerosol channel detection units, 40 photodetectors II, 5 vapor channel probe units, 50 photodetectors III, 6 radars
Control unit, 7 hygroscopicity model of growth data servers, 8 industrial personal computers, 9 display units, 10 light receiving elements.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1~4 are please referred to, the utility model provides technical solution:
Go the stemness aerosol quality and concentration detecting laser radar system of steam, including laser emission element 1, laser pick-off
Unit 3, aerosol channel detection unit 4, vapor channel probe unit 5, radar control unit 6, hygroscopicity model of growth data
Server 7 and inverting display unit, in which: what the generation of the radar control unit 6 pulse signal control was connect with its serial ports swashs
Light emitting unit 1 is opened, and the laser emission element 1 emits laser signal according to pulse signal, and the laser signal is to atmosphere mesh
2 scattering of mark, the aerosol channel detection unit 4, vapor channel probe unit 5 receive returning through 2 laser reflection of atmosphere target
Wave signal, and echo-signal is sent to the laser pick-off unit 3 for communicating with connection, the laser pick-off unit 3 is by echo
Upload to inverting display unit connect with multithreading after signal digitlization, the hygroscopicity model of growth data server 7 and
Inverting display unit two-way communication link.
The laser pick-off unit 3 includes light receiving element 10, photodetector I 30 and data acquisition module 31,
In: the light receiving element 10 receives the echo-signal of laser reflection, the photodetector I 30 by echo-signal be converted into
The electric signal of atmospheric visibility inversely.
The aerosol channel detection unit 4 includes light receiving element 10 and photodetector II 40, and the steam is logical
Road probe unit 5 include light receiving element 10 and photodetector III 50 wherein: it is anti-that the light receiving element 10 receives laser
Echo-signal is converted into atmospheric visibility at anti-by the echo-signal penetrated, the photodetector II 40, electric explorer III 50
Than the electric signal of relationship.
The inverting display unit includes industrial personal computer 8 and the display unit connecting with its bus 9, in which: the industry control
Machine 8 receives the electric signal for 31 acquisition process of data acquisition module connecting with its multithreading.
The data acquisition module 31 will be electric signal digitising after upload to the inverting display unit connecting with its multithreading.
The hygroscopicity model of growth data server 7 is based on RAID disk array, and RAID disk array passes through hard disk
Controller is mounted on industrial personal computer 8.
The laser emission element 1 uses Nd:YAG laser.
The light receiving element 10 is three groups, receives system, the number using Schmitt-Ka Sai Green's formula optical telescope
The minimum system formed according to acquisition module 31 using S3C2440A chip and its peripheral components.
Radar control unit 6 controls Nd:YAG laser works, and Nd:YAG laser is with the repetition rate of 20H z when opening
The laser of launch wavelength 532nm, by transmitting eyeglass finally by the mirror in the telescope shaft on light receiving element 10
It is emitted in atmosphere, it is logical that the 532nm echo-signal after transmission enters aerosol channel detection unit 4, vapor channel probe unit 5
In road, central wavelength is that 532nm echo signal reception unit is to receive system using Schmitt-Ka Sai Green formula optical telescope
It unites, photodetector used in signal receiving light path is R7400 type photomultiplier tube (PMT) Mie scattering channel-style PMT detection
Wave-length coverage is 300~800nm, wavelength of peak sensitivity 500nm, for receiving 532nm Mie scattering signal, S3C2440A core
AD Acquisition Circuit built in piece supports the input of 8 channel analogies, and data have gathered analog-to-digital conversion and photon counting two ways is same
When detectable signal, echo-signal by (S3C2440A chip) digital collection (100MSPS/14Bit) digitize after passes to industry control
Machine 8, industrial personal computer 8 use embedded IP C610L industrial personal computer, can read data acquisition module, photoelectric conversion module signal
Take and handle, embedded IP C610L industrial personal computer is small in size, arithmetic speed is fast, write using LabView be embedded in inverting show it is soft
Part uploads data for receiving acquisition system, and carries out vapour concentration contour line real time inversion and display, and have virtual oscillography
Function device function, reading/preservation data and waveform show/spectrum analysis function；Industrial personal computer passes through data acquisition module by receiving
532nm backscatter signal (and the N of the processing of block 312Scattered signal after Raman) it can be adopted with inverting colloidal sol channel detection unit 4
The steam signal that aerosol, the vapor channel probe unit 5 of collection acquire, carries out aerosol/vapour concentration (vertical) contour line thing
Real inverting, and shown by display unit；Hygroscopicity model of growth data server 7 is based on its built-in moisture absorption of RAID disk array
Property model of growth database, help industrial personal computer to describe aerosol moisture absorption increase and decrease situation, for aerosol particle object in inverting air
Concentration；By the aerosol of the laser radar of system and the data of steam, the ginseng increased based on aerosol Mie scattering and hygroscopicity
Number research, comprehensive inversion obtain the distribution of wet/dry aerosol solid space, get through the information fusion benefit of the data of different instruments
With raising laser radar application potential.
The utility model, using establishing multi-information fusion inversion algorithm: aerosol/vapour concentration contour line real time inversion,
The fusion of ground instrument monitoring net and laser radar spatial data is solved, the utilization efficiency of laser radar spatial data is improved, pushes away
Dynamic laser radar is solving the diffusion of aerosol vertical space, the research of Pollution Boundary Layer height and environmental monitoring net etc..
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. going the stemness aerosol quality and concentration detecting laser radar system of steam, which is characterized in that including laser emission element
(1), laser pick-off unit (3), aerosol channel detection unit (4), vapor channel probe unit (5), radar control unit
(6), hygroscopicity model of growth data server (7) and inverting display unit, in which: the radar control unit (6) generates arteries and veins
It rushes the laser emission element (1) that signal control is connect with its serial ports to open, the laser emission element (1) is sent out according to pulse signal
Laser signal is penetrated, which scatters to atmosphere target (2), the aerosol channel detection unit (4), vapor channel detection
Unit (5) receives the echo-signal through atmosphere target (2) laser reflection, and echo-signal is sent to and communicates with swashing for connection
Light receiving unit (3), the laser pick-off unit (3) upload to the inverting connecting with multithreading after digitizing echo-signal and show
Show unit, the hygroscopicity model of growth data server (7) and inverting display unit two-way communication link.
2. the stemness aerosol quality and concentration detecting laser radar system according to claim 1 for removing steam, feature exist
In: the laser pick-off unit (3) include light receiving element (10), photodetector I (30) and data acquisition module (31),
Wherein: the light receiving element (10) receives the echo-signal of laser reflection, and the photodetector I (30) turns echo-signal
Change the electric signal inversely with atmospheric visibility into.
3. the stemness aerosol quality and concentration detecting laser radar system according to claim 2 for removing steam, feature exist
In: the aerosol channel detection unit (4) includes light receiving element (10) and photodetector II (40), and the steam is logical
Road probe unit (5) include light receiving element (10) and photodetector III (50) wherein: the light receiving element (10) connects
Receive laser reflection echo-signal, the photodetector II (40), electric explorer III (50) by echo-signal be converted into greatly
The electric signal of gas visibility inversely.
4. the stemness aerosol quality and concentration detecting laser radar system according to claim 2 for removing steam, feature exist
In: the inverting display unit includes industrial personal computer (8) and the display unit (9) connecting with its bus, in which: the industrial personal computer
(8) electric signal of data acquisition module (31) acquisition process connecting with its multithreading is received.
5. going to the stemness aerosol quality and concentration detecting laser radar system of steam according to any one of claim 2~3
System, it is characterised in that: the data acquisition module (31) will be electric signal digitising after upload to the inverting connecting with its multithreading
Display unit.
6. the stemness aerosol quality and concentration detecting laser radar system according to claim 4 for removing steam, feature exist
In: the hygroscopicity model of growth data server (7) is based on RAID disk array, and RAID disk array passes through hard disk controlling
Device is mounted on industrial personal computer (8).
7. the stemness aerosol quality and concentration detecting laser radar system according to claim 1 for removing steam, feature exist
In: the laser emission element (1) uses Nd:YAG laser.
8. the stemness aerosol quality and concentration detecting laser radar system according to claim 2 for removing steam, feature exist
In: the light receiving element (10) is three groups, receives system, the data using Schmitt-Ka Sai Green's formula optical telescope
The minimum system that acquisition module (31) is formed using S3C2440A chip and its peripheral components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902501.2U CN208239619U (en) | 2018-06-12 | 2018-06-12 | Go the stemness aerosol quality and concentration detecting laser radar system of steam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902501.2U CN208239619U (en) | 2018-06-12 | 2018-06-12 | Go the stemness aerosol quality and concentration detecting laser radar system of steam |
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| CN208239619U true CN208239619U (en) | 2018-12-14 |
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| CN201820902501.2U Active CN208239619U (en) | 2018-06-12 | 2018-06-12 | Go the stemness aerosol quality and concentration detecting laser radar system of steam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957486A (en) * | 2018-06-12 | 2018-12-07 | 安徽科创中光科技有限公司 | Go the stemness aerosol quality and concentration detecting laser radar system of steam |
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2018
- 2018-06-12 CN CN201820902501.2U patent/CN208239619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957486A (en) * | 2018-06-12 | 2018-12-07 | 安徽科创中光科技有限公司 | Go the stemness aerosol quality and concentration detecting laser radar system of steam |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 230088 Building No. 4, 11, Innovation Industrial Park, Hefei High-tech Zone, Anhui Province Patentee after: Anhui Kechuang Optical Technology Co. Ltd. Address before: 230088 University Science Park C509, 602 Huangshan Road, Shushan High-tech Zone, Hefei City, Anhui Province Patentee before: Anhui Kechuang Optical Technology Co. Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 230000 building D3, phase I, innovation industrial park, No. 800, Wangjiang West Road, high tech Zone, Hefei, China (Anhui) pilot Free Trade Zone, Hefei, Anhui Patentee after: Anhui Kechuang Zhongguang Technology Co.,Ltd. Address before: 230088 11th floor, building C4, innovation industrial park, high tech Zone, Hefei City, Anhui Province Patentee before: ANHUI TECHNOVO LIDAR TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |