CN103760115A - Onboard near-infrared CO2 vertical pillar concentration telemetering equipment - Google Patents
Onboard near-infrared CO2 vertical pillar concentration telemetering equipment Download PDFInfo
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- CN103760115A CN103760115A CN201310736152.3A CN201310736152A CN103760115A CN 103760115 A CN103760115 A CN 103760115A CN 201310736152 A CN201310736152 A CN 201310736152A CN 103760115 A CN103760115 A CN 103760115A
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Abstract
The invention discloses onboard near-infrared CO2 vertical pillar concentration telemetering equipment. The onboard near-infrared CO2 vertical pillar concentration telemetering equipment comprises an infrared telescope system, a posture adjustment platform driven by a two-dimension motor, an optic guiding system, a spectrograph detector system positioned in a constant temperature box, a GPS (global position system) and a data processing system, wherein the posture adjustment platform is adopted to adjust the infrared telescope system to measure the ground reflected light and the sun scattered light, the obtained light signal is directly converged on a spectrograph positioned in the constant temperature box through the optic guiding system and is imaged on a detector through the dispersion of the spectrograph to obtain signal data; the data processing system is utilized to process signal data to resolve the CO2 vertical pillar concentration information, meanwhile, the device is internally provided with the GPS, the GPS is communicated with a computer through a USB (Universal Serial Bus) data line, and the GPS and the geographical location information are combined to obtain the region distribution of the CO2 vertical pillar concentration. The onboard near-infrared CO2 vertical pillar concentration telemetering equipment provided by the invention is capable of realizing the rapid monitoring of the region distribution of the CO2 vertical pillar concentration, and solves the problem that atmosphere CO2 gas telemetering measure is lacked at present.
Description
Technical field
The invention belongs to field of optical measuring technologies, be specifically related to a kind of for Atmospheric CO
2the near infrared spectrum airborne measurement device of vertical column concentration remote measurement.
Background technology
CO
2be important greenhouse gases, in the greenhouse effect of global warming, playing the part of key player.In order effectively to control CO
2discharge, just needs to understand to cause CO in China's atmosphere
2origin and distribution, this need to be monitored the discharge of all kinds of emission sources.In addition emissions data promptly and accurately in air pollution forecasting model as input parameter, for the precision important role that improves prediction.CO measures in China at present
2method mainly chemically, vapor-phase chromatography is main, is mainly ground point measurement, cannot obtain the CO in whole atmosphere
2concentration, is also difficult to feasible region distribution measuring, and for face source and regional pollution discharge, lacking can be in real time, the technology of remote measurement on a large scale.
Optics telemetry can realize the continuous coverage of on-the-spot noncontact, real-time online, and remote measurement more can reflect whole atmospheric envelope CO
2cONCENTRATION DISTRIBUTION and situation of change.Can be used at present CO
2the method of gas remote measurement mainly contains: laser radar (LIDAR), Fourier spectrometer (FTS) etc., and for measuring CO
2the equipment of distribution on global is mainly Seeds of First Post-flight equipment (as SCIAMACHY).But because system complex, cost are high, be difficult for carrying flight.Therefore, need a kind of simple, light, equipment that cost is relatively low, to CO
2areal distribution is carried out airborne flight measurement.
Summary of the invention
The object of the invention is for a kind of Atmospheric CO is provided
2vertical column concentration Airborne Telemetry device, system architecture is simple, can observe by real-time online, can carry out long-term observation, can realize CO
2the fast monitored that vertical column concentration range distributes, thus current Atmospheric CO solved
2the difficult problem that gas space base telemetry approaches lacks.
The present invention is achieved by the following technical programs:
A kind of airborne near infrared CO2 vertical column concentration telemetering device, comprise infrared telescope system, the motor-driven attitude adjustment platform of two dimension, optics import system, be positioned at the spectrometer detector system of constant temperature oven, GPS positioning system and data handling system, adopt two-dimentional motor to drive attitude adjustment platform to regulate infrared telescope systematic survey ground return light and diffusion light of the sun, the light signal measuring is irradiated on catoptron through collimation lens, after the optics import system of catoptron and the poly-composition of condenser lens, directly converge on the entrance slit of the spectrometer that is positioned at constant temperature oven, after spectrometer dispersion, be imaged on indium gallium arsenic detector, through analog to digital conversion, obtain near infrared light spectrum signal again and send into computing machine, utilize radiative transfer model to process near infrared spectrum calculated signals and go out CO
2weighting function curve, application least square method parse CO
2vertical column concentration information, then combining geographic location information obtain CO
2the areal distribution of vertical column concentration, with GPS positioning system being installed by usb data line and computer communication in timer.The present invention is based on airborne platform, adopt infrared telescope, in conjunction with reflective optic lead-in mode, obtain the near infrared solar spectrum of ground return, the airborne measurement of the near infrared solar spectrum of realization to ground return, meanwhile, unique two-dimentional electric machine control system, realizes making zero and calibrating measuring system telescope angle.
Described infrared band pass filter, condenser lens all adopt quartz material.
Described telescopic system comprises successively infrared band pass filter, infrared condenser lens and adjusts telescopical attitude adjustment platform along light incident mode.
Described infrared condenser lens is the eyeglass of 900nm-1700nm near-infrared band.
Described attitude adjustment platform, can accurately locate position of telescope by two-dimentional Electric Machine Control two dimension turntable, and positioning precision is 1 °, adjusts elevation coverage 0-180 °, position angle 0-360 °.
Described optics import system adopts reflective incident mode, and condenser lens adopts two transmission-type array modes that separate.
Described constant temperature oven is made by semiconductor cooling thermoelectric material.
Beneficial effect of the present invention is:
By this airborne near infrared CO
2vertical column concentration telemetering device, can realize atmosphere and emission source CO
2the airborne mobile telemetering of CONCENTRATION DISTRIBUTION; Under the condition without any need for artificial light sources, by two-dimentional motor, drive infrared telescope to receive the mode of the sunshine of ground return, realize CO
2the measurement of absorption spectrum, again can quick obtaining CO when reducing device volume and cost compared with other optical means
2areal distribution information, can be applicable to Atmospheric CO
2concentration range distributes and surveys and the research of discharge of pollutant sources supervisory monitoring.
Accompanying drawing explanation
The airborne near infrared CO of Fig. 1
2telemetering device schematic diagram.
The airborne near infrared CO of Fig. 2
2vertical column concentration telemetering device figure.
Embodiment
As shown in Figure 2, a kind of airborne near infrared CO
2vertical column concentration telemetering device, based on airborne platform, system adopts two-dimentional motor-driven attitude adjustment platform to adjust infrared telescope systematic survey ground return light and diffusion light of the sun, the light signal measuring is irradiated on catoptron through collimation lens 4, reflective optic import system through catoptron 5 reflections and condenser lens 6 focusing compositions directly converges on the entrance slit of spectrometer 7 that is positioned at constant temperature oven 8, after spectrometer dispersion, be imaged on indium gallium arsenic detector, then through analog to digital conversion, obtain near infrared light spectrum signal and send into computing machine; Utilize radiative transfer model to process near infrared spectrum calculated signals and go out CO
2weighting function curve, application least square method parse CO
2vertical column concentration information, then combining geographic location information obtain CO
2the areal distribution of vertical column concentration; With the information such as GPS positioning system 9, acquisition device geographic position are installed in timer, GPS positioning system 9 is by usb data line and computer communication.
Described telescopic system comprises infrared band pass filter 1, infrared condenser lens 2, attitude adjustment platform 3, infrared band pass filter 1 is 1550-1650nm wave band fused silica glass, infrared condenser lens eyeglass 2 is the fused silica glass of 900nm-1700nm wave band, and condenser lens 2 adopts two transmission-type array modes that separate.
In light path after described telescopic system, be provided with collimation lens 4.
Attitude adjustment platform can be realized position of telescope hi-Fix by two-dimentional electric machine control system, and positioning precision is 1 °, adjusts elevation coverage 0-180 °, position angle 0-360 °.
Constant temperature oven 8 is realized refrigeration and the constant temperature of environment in case by the refrigeration of semiconductor cooling thermoelectric material.
Claims (7)
1. an airborne near infrared CO
2vertical column concentration telemetering device, comprise infrared telescope system, the motor-driven attitude adjustment platform of two dimension, optics import system, be positioned at the spectrometer detector system of constant temperature oven, GPS positioning system and data handling system, it is characterized in that: based on airborne platform, adopt the attitude adjustment platform that two-dimentional electric system drives to regulate infrared telescope systematic survey ground return light and diffusion light of the sun, the light signal measuring directly converges to through optics import system on the entrance slit of the spectrometer that is positioned at constant temperature oven, after spectrometer dispersion, be imaged on indium gallium arsenic detector, through analog to digital conversion, obtain near infrared light spectrum signal again and send into computing machine, data handling system utilizes radiative transfer model processing near infrared spectrum calculated signals to go out CO
2weighting function curve, application least square method parse CO
2vertical column concentration information, then combining geographic location information obtain CO
2the areal distribution of vertical column concentration, with GPS positioning system is installed in timer, by usb data line and computer communication.
2. airborne near infrared CO according to claim 1
2vertical column concentration telemetering device, is characterized in that: described telescopic system comprises successively infrared band pass filter, infrared condenser lens and regulates telescopical attitude adjustment platform along light incident mode.
3. airborne near infrared CO according to claim 2
2vertical column concentration telemetering device, is characterized in that: described infrared band pass filter, infrared condenser lens all adopt quartz material.
4. airborne near infrared CO according to claim 2
2vertical column concentration telemetering device, is characterized in that: described infrared condenser lens is the eyeglass of 900nm-1700nm near-infrared band.
5. airborne near infrared CO according to claim 2
2vertical column concentration telemetering device, is characterized in that: described attitude adjustment platform, can accurately locate position of telescope by two-dimentional Electric Machine Control two dimension turntable, and positioning precision is 1 °, adjusts elevation coverage 0-180 °, position angle 0-360 °.
6. airborne near infrared CO according to claim 1
2vertical column concentration telemetering device, is characterized in that, described optics import system adopts reflective optic to import incident mode, and condenser lens adopts two transmission-type array modes that separate.
7. airborne near infrared CO according to claim 1
2vertical column concentration telemetering device, is characterized in that, described constant temperature oven is made by semiconductor cooling thermoelectric material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310736152.3A CN103760115A (en) | 2013-12-25 | 2013-12-25 | Onboard near-infrared CO2 vertical pillar concentration telemetering equipment |
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| CN201310736152.3A CN103760115A (en) | 2013-12-25 | 2013-12-25 | Onboard near-infrared CO2 vertical pillar concentration telemetering equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103983599A (en) * | 2014-02-13 | 2014-08-13 | 中国科学院合肥物质科学研究院 | Method for inversing vertical column concentration of carbon dioxide in environmental atmosphere by utilizing direct-radiation solar spectrum |
| CN106556566A (en) * | 2015-09-29 | 2017-04-05 | 东莞前沿技术研究院 | A kind of monitoring method of carbon dioxide, device and system |
| CN107101962A (en) * | 2017-04-07 | 2017-08-29 | 中国科学院合肥物质科学研究院 | The ultraviolet imagery telemetering equipment and method of multicomponent pollution sources contamination gas scapus concentration |
| CN107300539A (en) * | 2017-05-24 | 2017-10-27 | 中国科学院合肥物质科学研究院 | CH based on bifocal path technique FP interferometers4Post concentration telemetering equipment |
| CN107884347A (en) * | 2017-09-30 | 2018-04-06 | 中国科学院合肥物质科学研究院 | Based on wideband light source night Pollution Gas vertical distribution telemetering equipment and method |
| CN108061721A (en) * | 2016-11-09 | 2018-05-22 | 中国石油化工股份有限公司 | Atmosphere pollution monitoring device |
| CN109738384A (en) * | 2018-12-29 | 2019-05-10 | 钦州学院 | A kind of intelligence region air pollution source monitoring device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983599A (en) * | 2014-02-13 | 2014-08-13 | 中国科学院合肥物质科学研究院 | Method for inversing vertical column concentration of carbon dioxide in environmental atmosphere by utilizing direct-radiation solar spectrum |
| CN103983599B (en) * | 2014-02-13 | 2016-08-17 | 中国科学院合肥物质科学研究院 | The method of carbon dioxide vertical column concentration in direct sunlight spectrum inverting ambient air |
| CN106556566A (en) * | 2015-09-29 | 2017-04-05 | 东莞前沿技术研究院 | A kind of monitoring method of carbon dioxide, device and system |
| CN108061721A (en) * | 2016-11-09 | 2018-05-22 | 中国石油化工股份有限公司 | Atmosphere pollution monitoring device |
| CN107101962A (en) * | 2017-04-07 | 2017-08-29 | 中国科学院合肥物质科学研究院 | The ultraviolet imagery telemetering equipment and method of multicomponent pollution sources contamination gas scapus concentration |
| CN107101962B (en) * | 2017-04-07 | 2020-02-14 | 中国科学院合肥物质科学研究院 | Ultraviolet imaging remote measuring device and method for concentration of multi-component pollution source polluted gas column |
| CN107300539A (en) * | 2017-05-24 | 2017-10-27 | 中国科学院合肥物质科学研究院 | CH based on bifocal path technique FP interferometers4Post concentration telemetering equipment |
| CN107884347A (en) * | 2017-09-30 | 2018-04-06 | 中国科学院合肥物质科学研究院 | Based on wideband light source night Pollution Gas vertical distribution telemetering equipment and method |
| CN109738384A (en) * | 2018-12-29 | 2019-05-10 | 钦州学院 | A kind of intelligence region air pollution source monitoring device |
| CN109738384B (en) * | 2018-12-29 | 2019-09-03 | 钦州学院 | A kind of intelligence region air pollution source monitoring device |
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Application publication date: 20140430 |