CN201689032U - Greenhouse gas on-line monitoring instrument - Google Patents
Greenhouse gas on-line monitoring instrument Download PDFInfo
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- CN201689032U CN201689032U CN2010202041319U CN201020204131U CN201689032U CN 201689032 U CN201689032 U CN 201689032U CN 2010202041319 U CN2010202041319 U CN 2010202041319U CN 201020204131 U CN201020204131 U CN 201020204131U CN 201689032 U CN201689032 U CN 201689032U
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Abstract
The utility model discloses a greenhouse gas on-line monitoring instrument, which comprises a sampling module, a detection module connected with the an outlet of the sampling module, a processor main board electrically connected to the detection module, an I/O interface electrically connected with the processor main board, a display, a control circuit switch, a printer and a warning indicator lamp electrically connected with the processor main board. The detection module comprises an absorption tank, and an infrared light supply and an optical detector that are placed on two sides of the absorption tank, correspond to each other, and are electrically connected with the processor main board, and the processor main board controls the wavelength of infrared light output from the infrared light supply. The sampling module comprises a gas intake valve communicated with the outside, and a sampling pump, a sampling pipeline and an air scrubber are sequentially connected to an outlet of the gas intake valve through a pipe. The greenhouse gas on-line monitoring instrument has the advantages of automatic sampling and detection as well as continuous uninterrupted monitoring functions, and can accurately monitor various greenhouse gas concentrations at all the greenhouse gas monitoring points to let the related department master the greenhouse gaseous conditions and the safety level in time.
Description
Technical field
The utility model relates to gas monitoring instrument, especially relates to a kind ofly can measuring multiple gas with various, and can realize the greenhouse gases on-line monitoring instrument of safe early warning.
Background technology
Greenhouse gases are meant in the atmosphere nature or the artificial gas componant that produces, and they can absorb and discharge the radiation of the interior specific wavelength of thermal infrared radiation spectrum that earth surface, atmosphere and cloud send.This characteristic causes greenhouse effect.Greenhouse gases comprise carbon dioxide, methane, nitrous oxide, hydrogen fluorine carbonide, perfluorinated hydrocarbon, sulfur hexafluoride etc.Combustion of fossil fuels, agricultural and animal husbandry, garbage disposal or the like all can be in atmosphere emission greenhouse gas.Because industrialized process has caused the discharging of a large amount of greenhouse gases, finally caused global warming, this will produce various influence to the whole world, and higher temperature can make polar glacier melt, the sea level will raise 6 centimetres in per 10 years, thereby some seashore areas will be submerged.Global warming also may have influence on the variation of rainfall and general circulation, makes adverse weather, easily causes drought and waterlogging, and these all may cause the ecosystem to change and destroy, and Global climate change will produce a series of significant impacts to the human lives.Be the attention that greenhouse effect that nearest decades, greenhouse gases brought have caused global main economy, as the signing of United Nations Framework Convention on Climate Change, Kyoto Protocol.Particularly recent years, national governments all formulated the discharging that corresponding rules and regulations are come the limit value greenhouse gases; on April 14th, 2008 Chinese Environmental Protection Department issued first environmental protection national standard; the colliery high concentration gas is proposed the mandatory requirement of " forbidding discharging "; this is the compulsory measure that proposes to control greenhouse gas emission in the world first; on on September 23rd, 2009 U.N. climate change summit, the President Hu Jintao has shown the resolution of China on reduction of greenhouse gas discharge.Data shows, in all greenhouse gases, the most remarkable with the greenhouse effect that carbon dioxide and methane cause, so we are necessary that carbon dioxide in the disposal of pollutants source and methane are monitored in real time, to reach purpose to reduction of greenhouse gas discharge, limit row.
The existing most function singleness of greenhouse gases detecting instrument is merely able to measure pure gas.And do not possess automatic warning function substantially.
Summary of the invention
At above problem, the utility model purpose is to provide a kind of can measure multiple gas with various, and can realize the greenhouse gases on-line monitoring instrument of safe early warning.
The utility model is achieved through the following technical measures, a kind of greenhouse gases on-line monitoring instrument, comprise sampling module, the detection module that connects the sampling module outlet, be connected electrically in the processor main board on the detection module, the I/O interface that is electrically connected with processor main board, display, control circuit switch, printer, and the alarm lamp that is electrically connected with processor main board.
Above-mentioned detection module comprises absorption cell and places the corresponding infrared light supply in absorption cell both sides, photodetector that described photodetector is electrically connected with processor main board.Infrared light supply is electrically connected with processor main board, and the infrared light wavelength of processor main board control infrared light supply output.
Above-mentioned sampling module comprises and the extraneous gas admittance valve that communicates that the outlet order pipe of gas admittance valve is connected to sampling pump, sampling pipeline, air washer.The preferred electric check valve of gas admittance valve is equipped with gas meter on this electric check valve, and gas meter is electrically connected with the operation circuit of electric check valve, when flow surpasses setting value, sends the size of Signal Regulation electric check valve.
The combination of any one or a few in the preferred RS232 interface of above-mentioned I/O interface, RS485 interface, the wireless communication module.
Sampling module of the present utility model and detection module carry out uninterrupted detection automatically to surrounding air, and it is analyzed by processor main board, when detected greenhouse gases content overproof, be electrically connected alarm lamp meeting flashing light alarm with processor main board, the utility model is by the infrared light of control circuit switch according to the greenhouse gases kind control infrared light supply output different wave length of required detection, thereby can detect the data of multiple greenhouse gases, I/O interface on the processor main board can be sent to the data that collect Surveillance center's computing machine at the same time, therefore the utlity model has automatic sample detecting and have the function of uninterrupted monitoring continuously, the concentration of the multiple greenhouse gases of each greenhouse gases monitoring point of energy precise monitoring makes relevant departments can in time grasp the advantage of air percent of greenhouse gases state and safe coefficient.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is the structured flowchart of the utility model sampling module;
Fig. 3 is the structured flowchart of the utility model detection module.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
A kind of greenhouse gases on-line monitoring instrument, comprise sampling module 1, the detection module 2 that connects sampling module 1 outlet, be connected electrically in the computing machine 3 on the detection module 2, the GPRS module 4 that is electrically connected with computing machine 3, display 5, control circuit switch 6, printer 7, and the alarm lamp 8 that is electrically connected with computing machine 3.Detection module 2 comprises absorption cell 202 and places the corresponding infrared light supply 201 in absorption cell 202 both sides, photodetector 203, wherein photodetector 203 is electrically connected with computing machine 3, infrared light supply 201 also is electrically connected with computing machine 3, and handles the infrared light wavelength of control circuit switch 6 by 201 outputs of computing machine 3 control infrared light supplies by operating personnel; Sampling module 1 comprises and the extraneous electric check valve 101 that communicates, the outlet order pipe of electric check valve 101 is connected to sampling pump 103, sampling pipeline 104, air washer 105, on this electric check valve 101 gas meter 102 is housed, gas meter 102 is electrically connected with the operation circuit of electric check valve 101, when flow surpasses setting value, send the size of Signal Regulation electric check valve 101.
The course of work is: operating personnel handle control circuit switch 6 by the corresponding infrared light wavelength of computing machine 3 control infrared light supplies, 201 outputs according to the gaseous species of required detection, sample by electric check valve 101 and sampling pump 103, sample gas enters system by sampling pipeline 104, remove by air washer 105 and can change analyzer performance, the all particulates that influence is measured, gaseous sample enters into absorption cell 202 then, send corresponding infrared light by absorption cell 202 by infrared light supply 201, the signal of 203 pairs of absorption cells 202 of photodetector detects and data is outputed to computing machine 3; Computing machine 3 is handled in system after receiving data, extracts the typical curve data reading of comparing, and draws actual numerical value, numerical value is outputed to display 5 show.When numerical value when being stored in the computing machine 3 safety value of setting in advance, computing machine 3 is lighted the alarm lamp of control; When numerical value need be printed, computing machine 3 receives order back data and outputs to printer 6, print, all data are transferred to storage system simultaneously automatically, store, computing machine 3 is outwards launched detection module 2 by GPRS module 4 and is detected the data that obtain, be connected with corresponding GPRS receiver module on the computing machine of Surveillance center, the computing machine of Surveillance center is handled the Data Receiving of gathering from each greenhouse gases on-line monitoring instrument by GPRS network, and the data of accepting are sent to database server preserve, show, handle, inquiry, statistics etc. are when analyzing data; If find it is that the monitoring point has unusually, then these data are inserted alarm meter, simultaneously alert data is shown in system in real time, also can issue relevant law enforcement for environmental protection personnel by the note form by the control and command center, in time handle.
More than be that the utility model greenhouse gases on-line monitoring instrument is set forth; be used for helping to understand the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under the utility model principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (6)
1. greenhouse gases on-line monitoring instrument, it is characterized in that: comprise sampling module, the detection module that connects the sampling module outlet, be connected electrically in the processor main board of detection module, the I/O interface that is electrically connected with processor main board, display, control circuit switch, printer, and the alarm lamp that is electrically connected with processor main board.
2. greenhouse gases on-line monitoring instrument according to claim 1 is characterized in that: described detection module comprises absorption cell and places the corresponding infrared light supply in absorption cell both sides, photodetector that described photodetector is electrically connected with processor main board.
3. greenhouse gases on-line monitoring instrument according to claim 2, it is characterized in that: described infrared light supply is electrically connected with processor main board, and is controlled the infrared light wavelength of infrared light supply output by processor main board.
4. greenhouse gases on-line monitoring instrument according to claim 1 is characterized in that: described sampling module comprises and the extraneous gas admittance valve that communicates that the outlet order pipe of gas admittance valve is connected to sampling pump, sampling pipeline, air washer.
5. greenhouse gases on-line monitoring instrument according to claim 4, it is characterized in that: described gas admittance valve is an electric check valve, on this electric check valve gas meter is housed, gas meter is electrically connected with the operation circuit of electric check valve, when flow surpasses setting value, send the size of Signal Regulation electric check valve.
6. greenhouse gases on-line monitoring instrument according to claim 1 is characterized in that: described I/O interface (3) is any one or a few the combination in RS232 interface, RS485 interface, the wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202041319U CN201689032U (en) | 2010-05-18 | 2010-05-18 | Greenhouse gas on-line monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202041319U CN201689032U (en) | 2010-05-18 | 2010-05-18 | Greenhouse gas on-line monitoring instrument |
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| CN201689032U true CN201689032U (en) | 2010-12-29 |
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| CN2010202041319U Expired - Lifetime CN201689032U (en) | 2010-05-18 | 2010-05-18 | Greenhouse gas on-line monitoring instrument |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750259B (en) * | 2010-01-19 | 2011-11-16 | 西南交通大学 | Small-displacement reciprocating rolling friction abrasion test device |
| CN103953754A (en) * | 2014-04-29 | 2014-07-30 | 江苏朗信电气有限公司 | Sampling distribution valve for vehicle-mounted particle concentration detection instrument |
| CN106198305A (en) * | 2016-09-13 | 2016-12-07 | 成都创慧科达科技有限公司 | A kind of greenhouse gas emissions detection device |
| CN109374577A (en) * | 2018-12-07 | 2019-02-22 | 天津市生态环境监测中心 | A kind of outdoor greenhouse gas detecting instrument |
-
2010
- 2010-05-18 CN CN2010202041319U patent/CN201689032U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750259B (en) * | 2010-01-19 | 2011-11-16 | 西南交通大学 | Small-displacement reciprocating rolling friction abrasion test device |
| CN103953754A (en) * | 2014-04-29 | 2014-07-30 | 江苏朗信电气有限公司 | Sampling distribution valve for vehicle-mounted particle concentration detection instrument |
| CN106198305A (en) * | 2016-09-13 | 2016-12-07 | 成都创慧科达科技有限公司 | A kind of greenhouse gas emissions detection device |
| CN109374577A (en) * | 2018-12-07 | 2019-02-22 | 天津市生态环境监测中心 | A kind of outdoor greenhouse gas detecting instrument |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101229 |
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| CX01 | Expiry of patent term |