CN104345016A - Multi-point measure apparatus for granular substance in atmosphere - Google Patents
Multi-point measure apparatus for granular substance in atmosphere Download PDFInfo
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- CN104345016A CN104345016A CN201310322939.5A CN201310322939A CN104345016A CN 104345016 A CN104345016 A CN 104345016A CN 201310322939 A CN201310322939 A CN 201310322939A CN 104345016 A CN104345016 A CN 104345016A
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Abstract
The invention provides an apparatus for measuring granular substance in atmosphere, which aims to realize the measurement of granular substance in atmosphere along movement locus of vehicles. The apparatus comprises a positional information unit capable of dynamically acquiring the satellite positioning system information, an atmosphere sample channel, a measure unit of granular substance based on a light scattering principle, a data calculating unit, a storage and emission unit. The multi-point measure apparatus can obtain the data of granular substance in atmosphere with high efficiency and multiple points in a dynamic mode.
Description
Technical field
The invention provides particulate matter measurement device in a kind of air, particulate material in air can be measured along vehicles motion track, and obtain the positional information of measurement point in real time by having the positional information unit dynamically obtaining global position system information, then by data communication unit, measured value and positional information are uploaded.
Background technology
In air, particulate material (also claim particulate matter, be called for short PM) has material impact to the health of weather, man and animal, the function of plant.When the size of PM is less than 2.5 microns, i.e. PM
2.5, it significantly increases health harmful effect.Suck the PM in air
2.5can exchange membrane be penetrated and enter other organ of human body in gas exchanges interval in lung, thus cause asthma, lung cancer, respiratory tract and cardiovascular related diseases, birth defects, even premature death.The World Health Organization (WHO) estimates worldwide PM
2.5cause 3% in angiocardiopathy death, in Cancerous disease death 5%, and 1% in the death of 5 years old lower children's respiratory infections.
In order to reduce atmospheric pollution and PM
2.5to the harm of human health, PM
2.5monitoring station many areas foundation in the whole world.Existing PM
2.5stand normally large-scale, immovable and construction cost is high.Therefore, PM
2.5monitoring station in the world density is very low, and the region of the Monitoring Data provided is differentiated rate variance, cannot be provided specific to a street, a buildings, an office, a factory or the PM in the place at a current place of people
2.5measurement data.Realize particulate material data generation system in the Real-Time Atmospheric of high region like this resolution to need to increase thousands of times of measurement points, obviously, utilize current low-density PM
2.5monitoring station cannot reach this object.
In low cost, moveable air, particulate material monitoring sensor occurs (United States Patent (USP) 8,009,290).Sensors with auxiliary electrode may be used for size and the concentration of measuring particulate material in air, can be directly used in monitoring PM
2.5.But be the PM of generation a large amount of, high regions resolution that in this low cost, moveable air, particulate material monitoring sensor self cannot be real-time, system
2.5monitoring Data network.Indoor local real-time air quality Monitoring Data net can be realized by central data management system (United States Patent (USP) 7,389,158), but the method is not suitable for Multipoint movable monitoring, especially outdoor monitoring.
Based on above reason, in real time, without place restriction, and in the air of low cost, particulate material measurement data generation system could meet particulate material monitoring in the resolution atmospheric of high region.
Summary of the invention
The object of the invention is to realize particulate material monitoring means in a real-time high region resolution atmospheric.For solving above-mentioned topic, the invention provides in real time, without particulate material measuring system in the air of position limitation, high region resolution, comprise: be placed in air particulate matter measurement device on the vehicles, this measurement mechanism has air entry and gas outlet, described air entry communicates with air, possesses Measurement channel between described air entry and described air intake opening; Gas is had in described Measurement channel; By described air entry, to direction, described gas outlet, relatively described Measurement channel flows described gas; Described gas contains particulate material; Described measurement mechanism also has: positional information unit, and described positional information unit obtains the global position system locating information of its position in real time; Light source, described light source launches at least a branch of measurement light, and described measurement light is crossing with gas fraction in described Measurement channel; Photodetector, for monitoring the light scattering of described measurement light and the crossing generation of gas in described Measurement channel; Calculate converting unit, the signal in order to be monitored by described photodetector converts size and the concentration information of described particulate material to.Described particulate matter measurement device, in order to obtain particulate material data in air, comprises particulate material concentration and size in air, and its positional information unit logical obtains the particular location when size of described particulate material and concentration information are measured.
Optionally, the positional information unit in described air in particulate material measuring system has the position signal receiver receiving one of following NAVSTAR: GPS, BDS, GLONASS.
Optionally, the positional information unit in described air in particulate material measuring system has data communication unit; The electron device described data communication unit and the described vehicles with the position signal receiver that can receive one of following NAVSTAR sets up data communication: GPS, BDS, GLONASS.
Optionally, described measurement mechanism also has a remote communication unit, in order to the size of particulate material described in data communication service carrier transmission and concentration information and described positional information.
Optionally, described measurement mechanism also has man-machine mutual interface, and described measurement mechanism also has data storage element.
Compared with prior art, the present invention has the following advantages:
(1) in air, the region resolution of particulate material data is high.Because in air, particulate material survey sensor is placed on the vehicles, in same air, particulate material survey sensor can be monitored by multiple spot, and is easy to realize.
(2) further, automatic Calibration measurement point time and place.Employing positional information unit in real time particulate material measurement data in air is carried out automatic time and place is demarcated.
(3) further, remote data transfer, remote communication unit, in order to the size of particulate material described in data communication service carrier transmission and concentration information and described positional information, be convenient to remote data management, such as, in the air Map Services of particulate material.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of particulate matter measurement device embodiment 1 in the air in the present invention;
Fig. 2 is the schematic diagram of particulate matter measurement device embodiment 2 in the air in the present invention;
Fig. 3 is the schematic diagram of the component embodiment 1 of particulate matter measurement device in the air in the present invention;
Fig. 4 is the schematic diagram of the component embodiment 2 of particulate matter measurement device in the air in the present invention;
Fig. 5 is the schematic diagram of the component embodiment 3 of particulate matter measurement device in the air in the present invention;
Specific implementation method
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, the present invention is described in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as a limitation of the invention.
The invention provides one and be placed in air particulate matter measurement device on the vehicles, particulate material in air can be measured along vehicles motion track, and obtain the positional information of measurement point in real time by having the positional information unit dynamically obtaining global position system information, then measured value and positional information uploaded the size of the particulate material measured and concentration information and positional information by data communication unit.
Embodiment one:
With reference to Fig. 1,1001 is the vehicles, particulate matter measurement device in air described in 1002, and 1003 is satellite positioning navigation service system, such as GPS, BDS, GLONASS.Position signalling unit receiver in 1003 and 1002 realizes communication, obtains the geographic position of 1002 in real time.1004 is data communication service carrier, and the remote communication unit in 1004 and 1002 realizes data communication, uploads the size of the particulate material measured and concentration information and positional information by 1002 to 1004.Described remote communication unit is the communication module with one of user identity identification (SIM) module, compatible following communication modes: GSM, CDMA, WCDMA, 3G, WiFi, radio frequency.
Embodiment two:
With reference to Fig. 2,1001 is the vehicles, particulate matter measurement device in air described in 1002, and 1003 is satellite positioning navigation service system, such as GPS, BDS, GLONASS.2006 for obtaining the electron device of the global position system locating information of its position in real time, as mobile phone, and navigating instrument, laptop computer, E-book reader, digital camera, or intelligent glasses.Data communication unit in described electron device 2006 and 1002 sets up data communication, as bluetooth, WiFi upload the size of the particulate material measured and concentration information and positional information by 1002 to 2006.1004 is data communication service carrier, and described electron device 2006 and data communication service carrier 1004 set up data communication, uploads the size of the particulate material measured and concentration information and positional information by 2006 to 1004.Described remote communication unit is the communication module with one of user identity identification (SIM) module, compatible following communication modes: GSM, CDMA, WCDMA, 3G, WiFi, radio frequency.
In detail composition graphs 3, Fig. 4, Fig. 5 illustrate parts 1002 embodiment of particulate matter measurement device in air below.
Parts 1002 embodiment one of particulate matter measurement device in air:
With reference to Fig. 3,1002 have air entry and gas outlet, described air entry communicates with air, Measurement channel 3006 is possessed between described air entry and described air intake opening, 3006 two ends or at least one end are to there being forced draft flow unit 3007, as gas pump, fan, fan blower etc., atmospheric sample is forced to flow through 3006.1002 have at least one light source 3001, can put the light that lens 3002,3001 launch and in 3006, form a convergent pencil of rays 3003 by 3002 before 3001.Described convergent pencil of rays 3003 is for measuring light.1002 also have catoptron 3004, in order to adjust the direction of illumination of 3003.In 3006, contiguous 3003 and parallel or closely parallelly to dispose at least one photodetector 3005 with the direction of illumination of 3003.Described measurement light 3003 is crossing with the particle in atmospheric sample there is light scattering, its some scattered light is collected by 3005 and is transferred corresponding electric signal input to and calculates converting unit 3009, and described electric signal is converted to size and the concentration information of described particulate material by 3009.1002 have and put message unit 3010, as GPS, BDS, GLONASS receiver.3010 are connected with 3009, and the size obtaining the particulate material in described atmospheric sample and concentration information and corresponding particular location when measuring also store the data on storage element.
Parts 1002 embodiment two of particulate matter measurement device in air:
With reference to Fig. 4,1002 have air entry and gas outlet, described air entry communicates with air, Measurement channel 3006 is possessed between described air entry and described air intake opening, 3006 two ends or at least one end are to there being forced draft flow unit 3007, as gas pump, fan, fan blower etc., atmospheric sample is forced to flow through 3006.1002 have at least one light source 3001, can put the light that lens 3002,3001 launch and in 3006, form a convergent pencil of rays 3003 by 3002 before 3001.Described convergent pencil of rays 3003 is for measuring light.1002 also have catoptron 3004, in order to adjust the direction of illumination of 3003.In 3006, contiguous 3003 and parallel or closely parallelly to dispose at least one photodetector 3005 with the direction of illumination of 3003.Described measurement light 3003 is crossing with the particle in atmospheric sample there is light scattering, its some scattered light is collected by 3005 and is transferred corresponding electric signal input to and calculates converting unit 3009, and described electric signal is converted to size and the concentration information of described particulate material by 3009.1002 have and put message unit 3010, as GPS, BDS, GLONASS receiver.3010 are connected with 3009, the size obtaining the particulate material in described atmospheric sample and concentration information and corresponding particular location when measuring.1002 also have data communication unit 4011; 4011 with the described vehicles on there is the position signal receiver that can receive one of following NAVSTAR: the electron device of GPS, BDS, GLONASS sets up data communication, and as bluetooth, WiFi, USB, ethernet communication etc., as shown in embodiment two.Described electron device is mobile phone, navigating instrument, laptop computer, E-book reader, digital camera, one or more in intelligent glasses.
Parts 1002 embodiment three of particulate matter measurement device in air:
With reference to Fig. 5,1002 have air entry and gas outlet, described air entry communicates with air, Measurement channel 3006 is possessed between described air entry and described air intake opening, 3006 two ends or at least one end are to there being forced draft flow unit 3007, as gas pump, fan, fan blower etc., atmospheric sample is forced to flow through 3006.1002 have at least one light source 3001, can put the light that lens 3002,3001 launch and in 3006, form a convergent pencil of rays 3003 by 3002 before 3001.Described convergent pencil of rays 3003 is for measuring light.1002 also have catoptron 3004, in order to adjust the direction of illumination of 3003.In 3006, contiguous 3003 and parallel or closely parallelly to dispose at least one photodetector 3005 with the direction of illumination of 3003.Described measurement light 3003 is crossing with the particle in atmospheric sample there is light scattering, its some scattered light is collected by 3005 and is transferred corresponding electric signal input to and calculates converting unit 3009, and described electric signal is converted to size and the concentration information of described particulate material by 3009.1002 have and put message unit 3010, as GPS, BDS, GLONASS receiver.3010 are connected with 3009, the size obtaining the particulate material in described atmospheric sample and concentration information and corresponding particular location when measuring.1002 also have remote communication unit 5012, and 5012 transmit the size of described particulate material and concentration information and described positional information, as shown in embodiment one to data communication service carrier 1004.Remote communication unit 5012 is the communication modules with one of user identity identification (SIM) module, compatible following communication modes: GSM, CDMA, WCDMA, 3G, WiFi, radio frequency.
The scheme provided the embodiment of the present invention has above carried out detailed explanation, applies specific case and set forth principle of the present invention and embodiment in the present invention, and above embodiment illustrates and is only applicable to the principle helping to understand the embodiment of the present invention.For one of ordinary skill in the art, according to the embodiment of the present invention, all can change to some extent in specific embodiments and applications, do not departing from the basis of present inventive concept, this description should not be construed as limitation of the present invention.
Claims (10)
1. a particulate matter measurement device in air, has:
Air entry and gas outlet, described air entry communicates with air, possesses Measurement channel between described air entry and described air intake opening; Gas is had in described Measurement channel; By described air entry, to direction, described gas outlet, relatively described Measurement channel flows described gas; Described gas contains particulate material;
It is characterized in that, described measurement mechanism is placed on the vehicles, and described measurement mechanism also has:
Positional information unit, described positional information unit obtains the global position system locating information of its position in real time; Light source, described light source launches at least a branch of measurement light, and described measurement light is crossing with gas fraction in described Measurement channel; Photodetector, for monitoring the light scattering of described measurement light and the crossing generation of gas in described Measurement channel; Calculate converting unit, the signal in order to be monitored by described photodetector converts size and the concentration information of described particulate material to.
2. measurement mechanism according to claim 1, is characterized in that, institute's positional information unit has the position signal receiver receiving one of following NAVSTAR: GPS, BDS, GLONASS.
3. measurement mechanism according to claim 1, is characterized in that, described measurement mechanism has data communication unit; The electron device described data communication unit and the described vehicles with the position signal receiver that can receive one of following NAVSTAR sets up data communication: GPS, BDS, GLONASS.
4. electron device according to claim 3, is characterized in that, described electron device is one of following electron device: mobile phone, navigating instrument, laptop computer, E-book reader, digital camera, intelligent glasses.
5. measurement mechanism according to claim 1, is characterized in that, described measurement mechanism also has a remote communication unit, in order to the size of particulate material described in data communication service carrier transmission and concentration information and described positional information.
6. remote communication unit described in measurement mechanism according to claim 5 is the communication module with one of user identity identification (SIM) module, compatible following communication modes: GSM, CDMA, WCDMA, 3G, WiFi, radio frequency.
7. measurement mechanism according to claim 1, is characterized in that, described measurement mechanism also has man-machine mutual interface, and described measurement mechanism also has data storage element.
8. measurement mechanism according to claim 1, is characterized in that, described measurement mechanism also has an optical transmission camera lens, in order to adjust the spot size of described measurement light.
9. measurement mechanism according to claim 1, is characterized in that, described measurement mechanism also has an optical reflection camera lens, in order to adjust the direction of illumination of described measurement light.
10. measurement mechanism according to claim 1, is characterized in that, has a pressure differential in described Measurement channel, is realized by one of following method: gas pump, fan, fan blower, the described vehicles are relative to stating moving of gas in Measurement channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310322939.5A CN104345016A (en) | 2013-07-29 | 2013-07-29 | Multi-point measure apparatus for granular substance in atmosphere |
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| CN201310322939.5A CN104345016A (en) | 2013-07-29 | 2013-07-29 | Multi-point measure apparatus for granular substance in atmosphere |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849191A (en) * | 2015-05-22 | 2015-08-19 | 中国科学技术大学 | Mobile PM2.5 (Particulate Matter2.5) detection system |
| CN107340209A (en) * | 2016-04-28 | 2017-11-10 | 富士电机株式会社 | Generating source analytical equipment and generating source analysis method |
-
2013
- 2013-07-29 CN CN201310322939.5A patent/CN104345016A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849191A (en) * | 2015-05-22 | 2015-08-19 | 中国科学技术大学 | Mobile PM2.5 (Particulate Matter2.5) detection system |
| CN107340209A (en) * | 2016-04-28 | 2017-11-10 | 富士电机株式会社 | Generating source analytical equipment and generating source analysis method |
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Application publication date: 20150211 |