CN102331482B - Movable in-situ sensing and measuring device for near-surface atmospheric composition - Google Patents
Movable in-situ sensing and measuring device for near-surface atmospheric composition Download PDFInfo
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- CN102331482B CN102331482B CN201110278682.9A CN201110278682A CN102331482B CN 102331482 B CN102331482 B CN 102331482B CN 201110278682 A CN201110278682 A CN 201110278682A CN 102331482 B CN102331482 B CN 102331482B
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Abstract
The invention discloses a movable in-situ sensing and measuring device for a near-surface atmospheric composition. The device comprises an air suspension device which is taken as a moving tool for an instrument in an atmospheric layer, wherein a safety rope for ensuring safety and positioning is tied on the air suspension device; a geographical space positioning module, a microprocessor, a communication module, a gas measuring module and a gas concentration sensor are arranged on the air suspension device; the geographical space positioning module is used for receiving a signal of a global positioning system according to a data acquisition command of the microprocessor, and determining the geographical space position of the air suspension device; and the gas concentration sensor is used for detecting the concentration of a tested gas composition in the atmospheric layer, sending a command according to data of the microprocessor, and transmitting the gas concentration signal and the geographical space position to a ground monitoring center in a wireless mode. The movable in-situ sensing and measuring device for the near-surface atmospheric composition provided by the invention has rich measuring parameters, higher measuring accuracy and low cost.
Description
Technical field
The present invention relates to a kind of near surface Atmospheric components measuring equipment, especially a kind of removable Atmospheric components sense measuring device.
Background technology
Due to the composition of the atmosphere vital role to ground vapour systems radiate process, the accumulation results of its concentration change will cause that terrestrial climate changes.Meanwhile, the variation of some Atmospheric composition concentration will cause the variation of other Atmospheric composition concentration, thus remote effect weather.Therefore, the research of Atmospheric composition concentration change is become to more and more important.Earth's surface discharge is the important sources of Atmospheric composition, studies its composition, concentration and distribution and near surface SEQUENCING VERTICAL flux, has become a very important content.The measuring technique of existing near surface Atmospheric composition mainly contains two large classes: a class is the indirect measurement method based on laser radar, and another kind of is measuring method based on the sampling of Direct Sampling lab analysis and spot sensor.
The indirect measurement method of employing based on laser radar is to utilize atmosphere to measure pollutant space distribution to the Mie elastic scattering principle of laser and Difference Absorption (DIAL) measuring technique.Advantage be high time resolution, high sensitivity, dynamically, noncontact, in real time and on-line measurement, and can carry out multi-component measurement simultaneously, but owing to being a kind of indirectly measuring method, the result of measuring exists uncertain factor, and the position of measurement point is more difficult definite with the parameters such as Atmospheric composition concentration gradient variation in the corresponding of Atmospheric composition concentration and near surface vertical direction; Adopt Direct Sampling lab analysis method precision high, but the time is long, efficiency is low, the more difficult collection of sample of some position gas; Adopt sensor spot sampling measuring method, be mainly used at present the ground ecosystem, conventional method has static chamber method, dynamic case method and flux observation tower.Static chamber, a dynamically often measurement for ground of case method, cannot set foot in the atmospheric envelope of hundreds of meters, although adopt flux observation tower can reach the height of hundred meters, but there is significant limitation, irremovable, data are not representative, and flux observation tower construction cost is also very high in addition.
Summary of the invention
In order to overcome the deficiency that measurement parameter is single, measuring accuracy is lower, cost is high of existing existing near surface Atmospheric components measuring technique, the invention provides the removable Atmospheric composition original position of the near surface sense measuring device that a kind of measurement parameter is abundant, measuring accuracy is higher, cost is low.
The technical solution adopted for the present invention to solve the technical problems is:
The removable Atmospheric composition original position of a near surface sense measuring device, described original position sense measuring device comprises that one as the air suspension device of instrument Move tool in atmospheric envelope, there has been the safety rope of security and positioning action in described air suspension device system; Geographical space locating module, microprocessor, communication module, gasmetry module and gas concentration sensor are installed on described air suspension device;
Described geographical space locating module, for according to the signal of the data acquisition command reception GPS of described microprocessor, determines the geospatial location at current air levitation device place, and is input to microprocessor;
Described gas concentration sensor, for detection of the concentration of tested gas componant in rpo layer, and is input to gasmetry module;
Described gasmetry module, for exporting gas concentration signal to described microprocessor according to the data acquisition instruction of microprocessor;
Described communication module, for sending instruction according to the data of microprocessor, sends described gas concentration signal and geospatial location to ground monitoring center by wireless mode.
Further, in described ground monitoring, described in the heart channel of Hang-Shaoyin, communication module sends data acquisition instruction to described microprocessor, the collection of log-on data and transmission operation.
Further again, described microprocessor connects the storage card of stating gas concentration signal and geospatial location information for temporary.
Camera lens camera is vertically downward installed on described air suspension device.
The lower end of described safety rope with for adjusting the safety rope distributor of the earth's surface height of air suspension device, be connected.
Technical conceive of the present invention is: adopt on-the-spot original position sensing mode to measure, parameter measurement precision is high, and efficiency is high; Adopt geographical space locating module, guarantee that bulk concentration information is corresponding with the locus geographic factor of sampled point; Employing radio communication and certainly appearance work combine, and the position of data acquisition adapts to wide, control active flexibly; Air suspension device is various, and Regional suitability is strong; When the balloon that adopts rope to control is as fixed point air suspension device, cost is low, and dirigibility is large, disturbs less, and sample data precision is high, by controlling rope lengths, can also realize fixed point vertical orientations section gas concentration measurement; Adopt aircraft wide as air suspension device mode of operation adaptation zone; By changing or install different components gas concentration sensor, can collect the concentration data of different components gas in atmospheric envelope, information acquisition is comprehensive; Measurement mechanism is reusable, and maintenance cost is low; Adopt cloth site working method, by ground-based computer, send instruction, can obtain the parameter that sequential is consistent, be convenient to data analysis, convenient realization synchronizeed with remote sensing, is beneficial to and carries out checking work.
Beneficial effect of the present invention is mainly manifested in: realize the requirement of near surface Atmospheric composition in site measurement, measurement parameter is abundant, measurement data is accurate, measurement mechanism is simple, it is with low cost to measure, measuring method is flexible.Can be that near surface atmospheric envelope gas concentration is measured indirectly, validation provides scientific basis.If can carry out, regularly layout, networking and throughout the year measuring, coordinate grid computing, just the accurately dynamic visualized emulation analysis of the various gas ingredients CONCENTRATION DISTRIBUTION near surface endoatmosphere, feasible region in real time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the removable Atmospheric composition original position of near surface sense measuring device.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
With reference to Fig. 1, the removable Atmospheric composition original position of a kind of near surface sense measuring device, described original position sense measuring device comprises that one as the air suspension device 1 of instrument Move tool in atmospheric envelope, and described air suspension device 1 is the safety rope 7 that has had security and positioning action; Geographical space locating module 2, microprocessor 3, communication module 4, gasmetry module 5 and gas concentration sensor 6 are installed on described air suspension device 1;
Described geographical space locating module 2, for according to the signal of the data acquisition command reception GPS of described microprocessor 3, determines the geospatial location at current air levitation device place, and is input to microprocessor 3;
Described gas concentration sensor 6, for detection of the concentration of tested gas componant in rpo layer, and is input to gasmetry module 5;
Described gasmetry module 5, for exporting gas concentration signal to described microprocessor 3 according to the data acquisition instruction of microprocessor 3;
Described communication module 4, for sending instruction according to the data of microprocessor 3, sends described gas concentration signal and geospatial location to ground monitoring center by wireless mode.
In described ground monitoring, described in the heart channel of Hang-Shaoyin, communication module 4 sends data acquisition instruction to described microprocessor 3, the collection of log-on data and transmission operation.
Wherein, described air suspension device 1, can be that dirigible, balloon, aircraft etc. can freely change the equipment of position in atmospheric envelope; Geographical space locating module 2 can be other circuit module for geographical space location such as GPS positioning circuit module, Big Dipper positioning circuit module, Galileo positioning circuit module; The major function of microprocessor 3 is to obtain the gas concentration signal that the spatial geographical locations parameter that provided by geographical space locating module 2 and gasmetry module 5 provide, and sends the move instruction of data acquisition instruction and data; Communication module 4 is mainly the information transmission circuit of wireless communication mode, as: radio communication line, WIFI telecommunication circuit, GPRS telecommunication circuit, 3G telecommunication circuit etc.; Gasmetry module 5, consists of A/D conversion, signals collecting and modulate circuit; Gas concentration sensor 6, the concentration of tested composition gas in main sensing atmospheric envelope; Safety rope 7, for controlling the earth's surface height of data acquisition sampling point, simultaneously in case strong wind balloon is blown away; Camera 8, for the geographic position of witness collection point; Described safety rope distributor 9, for adjusting the earth's surface height of air suspension device.
Wherein, geographical space locating module 2, gasmetry module 5, microprocessor 3 and communication module 4 are integrated in same instrument box, gas concentration sensor 6 is exposed in atmosphere, guarantees that atmospheric envelope collection position gas concentration parameter is corresponding with the space position parameter of sampled point; Air suspension device 1 takes instrument box to the position that needs measurement in atmospheric envelope, and data acquisition instruction is sent by setting plan by microprocessor 3, or by wireless network, sends instruction by ground-based computer, carries out collection and the transmission operation of data; Communication module 4, under the commander of microprocessor 3, by the space position parameter of gas concentration parameter and sampled point and some other atmospheric parameter, sends ground monitoring center to by wireless mode; This device is designed to data from capacitance type simultaneously, and all data can be stored on storage card temporarily, treats that device fulfils assignment to drop to ground derived data again, some measuring positions that this Functional Design does not also cover to adapt to wireless telecommunications; Safety rope 7 and safety rope distributor 9 be mainly for balloon during as air suspension device 1, for controlling the earth's surface height of data acquisition sampling point, simultaneously in case strong wind balloon is blown away; Camera 8 camera lenses are worked vertically downward, for actual geographic position, witness collection point.
In prior art, not yet see the technology of direct measure gas concentrations in atmospheric envelope, meaning of the present invention is the direct measurement gas composition of atmospheric envelope situ and concentration, measuring accuracy is high, has avoided Atmospheric composition indirectly to measure the disadvantage of existence, for calibration, checking provide strong technical basis; Adopt this method, reasonable Arrangement sensor, Optimal Parameters acquisition strategies, can obtain gas concentration distribution and Changing Pattern that three dimensions changes chronologically.
About the design of each sub-module of the present invention, various equivalent modifications all can realize.No longer statement.
Above-described embodiment is used for the present invention that explains, rather than limits the invention, and in the protection domain of spirit of the present invention and claim, any modification and change that the present invention is made, all fall into protection scope of the present invention.
Claims (5)
1. the removable Atmospheric composition original position of a near surface sense measuring device, it is characterized in that: described original position sense measuring device comprises that one as the air suspension device of instrument Move tool in atmospheric envelope, and there has been the safety rope of security and positioning action in described air suspension device system; Geographical space locating module, microprocessor, communication module, gasmetry module and gas concentration sensor are installed on described air suspension device;
Described geographical space locating module, for according to the signal of the data acquisition command reception GPS of described microprocessor, determines the geospatial location at current air levitation device place, and is input to microprocessor;
Described gas concentration sensor, for detection of the concentration of tested gas componant in rpo layer, and is input to gasmetry module;
Described gasmetry module, for exporting gas concentration signal to described microprocessor according to the data acquisition instruction of microprocessor;
Described communication module, for sending instruction according to the data of microprocessor, sends described gas concentration signal and geospatial location to ground monitoring center by wireless mode.
2. the removable Atmospheric composition original position of near surface as claimed in claim 1 sense measuring device, is characterized in that: in described ground monitoring, described in the heart channel of Hang-Shaoyin, communication module sends data acquisition instruction to described microprocessor, the collection of log-on data and transmission operation.
3. the removable Atmospheric composition original position of near surface as claimed in claim 1 or 2 sense measuring device, is characterized in that: described microprocessor connects the storage card for temporary above-mentioned gas concentration signal and geospatial location information.
4. the removable Atmospheric composition original position of near surface as claimed in claim 1 or 2 sense measuring device, is characterized in that: camera lens camera is vertically downward installed on described air suspension device.
5. the removable Atmospheric composition original position of near surface as claimed in claim 1 or 2 sense measuring device, is characterized in that: the lower end of described safety rope with for adjusting the safety rope distributor of the earth's surface height of air suspension device, be connected.
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| CN201110278682.9A CN102331482B (en) | 2011-09-19 | 2011-09-19 | Movable in-situ sensing and measuring device for near-surface atmospheric composition |
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| CN201110278682.9A CN102331482B (en) | 2011-09-19 | 2011-09-19 | Movable in-situ sensing and measuring device for near-surface atmospheric composition |
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| CN102331482B true CN102331482B (en) | 2014-04-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202757738U (en) * | 2012-08-14 | 2013-02-27 | 深圳市华星光电技术有限公司 | Gas monitoring system and gas monitor |
| CN102889946A (en) * | 2012-10-25 | 2013-01-23 | 杭州师范大学 | Device for sensing and measuring temperature and salinity of water body on surface layer |
| KR102357741B1 (en) * | 2015-05-06 | 2022-02-03 | 삼성전자주식회사 | Method for controlling gas and electronic device thereof |
| CN106645327A (en) * | 2017-03-08 | 2017-05-10 | 安徽理工大学 | Balloon-borne vertical detection system for atmospheric boundary layer NO2 |
| CN107290257A (en) * | 2017-07-29 | 2017-10-24 | 山东诺方电子科技有限公司 | One kind automation atmosphere particle monitoring equipment |
| CN112698426A (en) * | 2020-12-29 | 2021-04-23 | 中国科学院空天信息创新研究院 | Atmosphere detection system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1256401A (en) * | 1998-12-07 | 2000-06-14 | 关烽 | Self-positioning spatial ecologic data acquisition device |
| CN200941618Y (en) * | 2006-08-29 | 2007-08-29 | 张红彬 | Pre-warning monitoring system based on wired or radio network tech |
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| US6946671B2 (en) * | 2002-09-26 | 2005-09-20 | Honeywell Federal Manufacturing & Technologies, Llc | System and method for identifying, reporting, and evaluating presence of substance |
| US20100156663A1 (en) * | 2008-12-19 | 2010-06-24 | Honeywell International Inc. | Radiosonde having hydrophobic filter comprising humidity sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1256401A (en) * | 1998-12-07 | 2000-06-14 | 关烽 | Self-positioning spatial ecologic data acquisition device |
| CN200941618Y (en) * | 2006-08-29 | 2007-08-29 | 张红彬 | Pre-warning monitoring system based on wired or radio network tech |
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