CN101782562A - Greenhouse gas on-line monitoring system and monitoring method thereof - Google Patents
Greenhouse gas on-line monitoring system and monitoring method thereof Download PDFInfo
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- CN101782562A CN101782562A CN200910189563A CN200910189563A CN101782562A CN 101782562 A CN101782562 A CN 101782562A CN 200910189563 A CN200910189563 A CN 200910189563A CN 200910189563 A CN200910189563 A CN 200910189563A CN 101782562 A CN101782562 A CN 101782562A
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Abstract
The invention discloses a greenhouse gas on-line monitoring system, which comprises a computer device and at least one gas detection device, wherein the at least one gas detection device is connected with the computer device and is used for installing points to be monitored; the computer device and the detection device are in wireless communication connection with each other through a GPRS; the gas detection device comprises a control chip, at least one gas detector, an A/D conversion chip connected with the control chip and the at least one gas detector and a GPRS module connected with the control chip; the computer device comprises a computer, and a computer-connecting GPRS module connected with the computer; and greenhouse gas monitoring software is arranged in the computer. The invention also discloses a monitoring method of the greenhouse gas on-line monitoring system. The system and the method not only can monitor a plurality of greenhouse gases including carbon dioxide, methane and nitrous oxide, but also can correctly analyze and evaluate the emission of atmosphere greenhouse gases in a larger monitoring region in real time. Thus, the system and the method have wide market prospect.
Description
Technical field
The present invention relates to gas monitoring system, especially relate to a kind of greenhouse gases on-line monitoring system and monitoring method of on-line measurement, analysis and the evaluation that the greenhouse gases in the large tracts of land atmosphere zone such as carbon dioxide, methane, nitrous oxide etc. are monitored.
Background technology
Greenhouse gases are meant nature or the artificial a kind of gas componant that produces in the atmosphere, they can absorb and discharge the radiant light by the specific wavelengths such as Thermal Infra-Red that send in earth surface, atmosphere and the cloud layer, thereby can improve the temperature of atmosphere, the direct result that this greenhouse effect bring is the rising of global temperatures, weather unusual produces tremendous influence to the variation of earth environment.Along with global warming, the mankind have realized that the importance that reduces greenhouse gas emission, carbon dioxide and methane are topmost two kinds of greenhouse gases, carbon dioxide and methane are about 63% and 15% respectively to the contribution rate of greenhouse effect, come the front two of all greenhouse gases, other greenhouse gases also comprise nitrous oxide, hydrogen fluorine carbonide, perfluorinated hydrocarbon, sulfur hexafluoride simultaneously.
There is following problem in present domestic greenhouse gases monitoring system:
(1) Monitoring Data is disperseed: the detecting instrument of each greenhouse gases can only be surveyed 1-2 kind greenhouse gases substantially, caused a monitoring point to have many instruments, and the data of each detecting instrument is separated independent displaying, and can't gather.
(2) the detecting instrument function is limited: each detecting instrument is because cost consideration, the resource-constrained of hardware and software, and this has made the performance of a lot of detecting instruments and function be subjected to limit value.
(3) the greenhouse effect value that produced of each detected greenhouse gases in monitoring point does not obtain unified tolerance.
Summary of the invention
At problem set forth above, fundamental purpose of the present invention is to provide a kind of greenhouse gases on-line monitoring system and monitoring method of on-line measurement, analysis and the evaluation that the greenhouse gases in the large tracts of land atmosphere zone such as carbon dioxide, methane, nitrous oxide etc. are monitored.
The object of the present invention is achieved like this, a kind of greenhouse gases on-line monitoring system, comprise that computer installation and the installation that is connected with computer installation want at least one gas-detecting device of monitoring point, connect by the GPRS wireless telecommunications between computer installation and the pick-up unit, wherein:
Gas-detecting device comprises control chip, at least one detector, connect the A/D conversion chip of control chip and detector and be connected GPRS module on the control chip, different detectors is used for detecting the different greenhouse gases of atmosphere, detector changes into data-signal with the greenhouse gases cont signal that collects by the A/D conversion chip, and on this data-signal, add the data-signal code of institute's greenhouse gases that detect and this gas-detecting device, packing at last then sends by the GPRS module;
Computer installation comprises that computing machine, the machine that connects on computers connect the GPRS module, are equipped with the greenhouse gases monitoring of software in the computing machine.
The above-mentioned gas detecting device is any one or the arbitrarily several combination in carbon dioxide indicator, methane detecting device, nitrous oxide detecting device, hydrogen fluorine carbonide detecting device, perfluorinated hydrocarbon detecting device and the sulfur hexafluoride detecting device.
The preferred ADS8364 chip of above-mentioned A/D conversion chip can also be connected with the RS232 Data Input Interface on the control chip, and computing machine connects the GPRS module with machine and can be connected by the RS232 serial ports.
The monitoring method of greenhouse gases on-line monitoring system comprises step down:
(1), opens computing machine, the greenhouse gases monitoring of software of opening installation in computing machine;
(2), the detector of each monitoring point changes into data-signal with the greenhouse gases cont signal that collects by the A/D conversion chip, and the data code of on this data-signal, adding institute's greenhouse gases that detect and this gas-detecting device, packing at last then sends by the GPRS module;
(3), machine connects the data-signal that the GPRS module receives the GPRS module emission of pick-up unit, gives computing machine with this data-signal;
(4), the greenhouse gases monitoring of software that is installed in the computing machine concludes, analyzes, handles and store the sampled data signal of input, and each signal is carried out graphical treatment obtain one and can show that each monitoring point discharges the figure or the tabulation of various greenhouse gases concentration.
Computing machine is analyzed, handles, is merged and show sampled data signal by the greenhouse gases monitoring of software, and the information fusion of this Survey Software module is that the information to each greenhouse gases detecting device is weighted and carries out aggregation process relatively then.The process that is weighted is actual to be that various greenhouse gases to each monitoring point carry out the process that the greenhouse effect value adds up, various greenhouse gases have the different latent indicating values (GWP) that heat, carrying out the greenhouse effect value by the greenhouse gases that each monitoring point is tested adds up, obtain the comprehensive greenhouse effect value of each monitoring point, should comprehensive greenhouse effect value carry out data processing and just can clearly carry out the monitoring of greenhouse effect value each monitoring point
The present invention is owing to adopt above technical scheme, and it has the following advantages:
1, adopts the GPRS module to carry out data transmission between total monitoring point and each minute monitoring point, can effectively enlarge monitoring range;
2, signal picker has analog-and digital-input interface, can realize the interface compatibility with multiple detecting device;
3, adopt computing machine, made that the software and hardware resources of system is very powerful, effectively expanded monitoring system functional and performance;
4, adopted information fusion technology, the feasible monitoring information that can monitor all monitoring points simultaneously in same place;
5, in Survey Software, add each greenhouse gases greenhouse effect value weighting algorithm, made it possible to the greenhouse effect value that simple, intuitive is monitored each monitoring point.
Description of drawings
Fig. 1 is a system chart of the present invention.
Fig. 2 is the system chart of the embodiment of the invention.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the present invention is described in further detail.
Embodiment:
Fig. 2 is the embodiment that the atmosphere greenhouse gases in certain city are monitored in real time, purpose is the emission behaviour of each main greenhouse gas emission point in this city of monitoring, and the greenhouse gas emission emphasis control area in definite this city, for realizing environment-friendly type city and industrial transformation, this city advises.
The monitoring point that gas-detecting device 101 is installed among Fig. 2 is certain suburb livestock plant, this gas-detecting device 101 is provided with single-chip microcomputer 201, single-chip microcomputer 201 is connected with methane detecting device 301, carbon dioxide indicator 302 by ADS8364 chip 501, is connected with GPRS module 401 on the single-chip microcomputer 201; The monitoring point that gas-detecting device 102 is installed is Rice Production base, suburb, this gas-detecting device 102 is provided with single-chip microcomputer 202, single-chip microcomputer 202 is connected with carbon dioxide indicator 303, nitrous oxide detecting device 304, methane detecting device 305 by ADS8364 chip 502, is connected with GPRS module 402 on the single-chip microcomputer 202; The monitoring point that gas-detecting device 103 is installed is certain cogeneration plant, this gas-detecting device 103 is provided with single-chip microcomputer 203, single-chip microcomputer 203 connects carbon dioxide indicator 306, nitrous oxide detecting device 307 by ADS8364 chip 503, is connected with GPRS module 403 on the single-chip microcomputer 203; The detecting device 301,302,303,304,305,306,307 of each monitoring point connects GPRS module 6 with each Monitoring Data that is collected by GPRS module 401,402,403 machines of being transferred to, machine connects GPRS module 6 and is connected on the computing machine 7 by RS232 serial ports 8, and the greenhouse gases monitoring of software is installed in the computing machine 7.
Monitoring method comprises step down:
(1), opens computing machine 7, the greenhouse gases monitoring of software of opening installation in computing machine 7;
(2), the detector 301,302,303,304,305,306,307 of each monitoring point changes into data-signal with the greenhouse gases cont signal that collects by ADS8364 chip 501,502,503, and the data code of on this data-signal, adding institute's greenhouse gases that detect and this gas-detecting device, packing at last then sends by GPRS module 401 or 402 or 403;
(3), machine connects the data-signal that GPRS module 6 receives GPRS module 401,402,403 emission of pick-up unit, gives computing machine 7 with this data-signal;
(4), the greenhouse gases monitoring of software that is installed in the computing machine 7 is concluded, analyzes, is handled and store the sampled data signal of input, and each signal is carried out graphical treatment obtain one and can show that each monitoring point discharges the figure or the tabulation of various greenhouse gases concentration, and show the greenhouse effect value of greenhouse effect that greenhouse gases produce that can each monitoring point of comprehensive assessment.
The foregoing description is a preferred implementation of the present invention; but embodiments of the present invention are not restricted to the described embodiments; change, the modification that other any do not deviate under the principle of the invention to be done, substitute, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. greenhouse gases on-line monitoring system, comprise computer installation (9) and at least one gas-detecting device (1) that is installed in the monitoring point that is connected with computer installation (9), it is characterized in that: connect by the GPRS wireless telecommunications between computer installation (9) and the gas-detecting device (1), wherein:
Gas-detecting device (1) comprises control chip (2), at least one detector (3), connect the A/D conversion chip (5) of control chip (2) and detector (3) and be connected GPRS module (4) on the control chip (2), different detector (3) is used for detecting the different greenhouse gases of atmosphere, detector (3) changes into data-signal with the greenhouse gases cont signal that collects by A/D conversion chip (5), and on this data-signal, add the data-signal code of institute's greenhouse gases that detect and this gas-detecting device (1), packing at last then sends by GPRS module (4);
The machine that computer installation (9) comprises computing machine (7), be connected on the computing machine (7) connects GPRS module (6), and computing machine is equipped with the greenhouse gases monitoring of software in (9).
2. greenhouse gases on-line monitoring system as claimed in claim 1 is characterized in that: described detector (1) is any one or the arbitrarily several combination in carbon dioxide indicator, methane detecting device, nitrous oxide detecting device, hydrogen fluorine carbonide detecting device, perfluorinated hydrocarbon detecting device and the sulfur hexafluoride detecting device.
3. greenhouse gases on-line monitoring system as claimed in claim 1 is characterized in that: the preferred ADS8364 chip of described A/D conversion chip (5).
4. greenhouse gases on-line monitoring system as claimed in claim 1 is characterized in that: described control chip is connected with the RS232 Data Input Interface on (2).
5. greenhouse gases on-line monitoring system as claimed in claim 1 is characterized in that: described computing machine (7) connects GPRS module (6) with machine and is connected by the RS232 serial ports.
6. the monitoring method of greenhouse gases on-line monitoring system according to claim 1 is characterized in that comprising step down:
(1), opens computing machine (7), the greenhouse gases monitoring of software of opening installation in computing machine (7);
(2), the detector of each monitoring point (3) changes into data-signal with the greenhouse gases cont signal that collects by A/D conversion chip (5), and the data code of on this data-signal, adding institute's greenhouse gases that detect and this gas-detecting device (3), packing at last then sends by GPRS module (4);
(3), machine connects the data-signal that GPRS module (6) receives GPRS module (4) emission of pick-up unit (1), gives computing machine (7) with this data-signal;
(4), the greenhouse gases monitoring of software that is installed in the computing machine (7) concludes, analyzes, handles and store the sampled data signal of input, and each signal is carried out graphical treatment obtain one and can show that each monitoring point discharges the image or the data list of various greenhouse gases concentration.
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| CN200910189563A CN101782562A (en) | 2009-11-26 | 2009-11-26 | Greenhouse gas on-line monitoring system and monitoring method thereof |
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| CN200910189563A CN101782562A (en) | 2009-11-26 | 2009-11-26 | Greenhouse gas on-line monitoring system and monitoring method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507868A (en) * | 2011-10-26 | 2012-06-20 | 宇星科技发展(深圳)有限公司 | Sewer gas security detection device |
| WO2012120530A1 (en) | 2011-03-10 | 2012-09-13 | Thermax Sustainable Energy Solutions Ltd. | A system and method for monitoring green house gas related data of an entity |
| CN103177550A (en) * | 2012-12-24 | 2013-06-26 | 北京信息科技大学 | Long-distance real-time monitoring system and method for greenhouse gas emission |
| CN103713111A (en) * | 2013-12-21 | 2014-04-09 | 西北大学 | Online monitoring device for content of carbon dioxide in soil |
| CN105424639A (en) * | 2015-11-27 | 2016-03-23 | 北京理工大学 | Environment carbon content acquisition system and method |
| CN111551676A (en) * | 2020-05-18 | 2020-08-18 | 浙江新寰科环保科技股份有限公司 | Greenhouse gas emission monitoring method |
-
2009
- 2009-11-26 CN CN200910189563A patent/CN101782562A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012120530A1 (en) | 2011-03-10 | 2012-09-13 | Thermax Sustainable Energy Solutions Ltd. | A system and method for monitoring green house gas related data of an entity |
| CN102507868A (en) * | 2011-10-26 | 2012-06-20 | 宇星科技发展(深圳)有限公司 | Sewer gas security detection device |
| CN103177550A (en) * | 2012-12-24 | 2013-06-26 | 北京信息科技大学 | Long-distance real-time monitoring system and method for greenhouse gas emission |
| CN103713111A (en) * | 2013-12-21 | 2014-04-09 | 西北大学 | Online monitoring device for content of carbon dioxide in soil |
| CN103713111B (en) * | 2013-12-21 | 2016-01-13 | 西北大学 | Carbon dioxide content on-Line Monitor Device in a kind of soil |
| CN105424639A (en) * | 2015-11-27 | 2016-03-23 | 北京理工大学 | Environment carbon content acquisition system and method |
| CN111551676A (en) * | 2020-05-18 | 2020-08-18 | 浙江新寰科环保科技股份有限公司 | Greenhouse gas emission monitoring method |
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Application publication date: 20100721 |