CN110749561A - Mobile motor vehicle tail gas remote measuring system - Google Patents
Mobile motor vehicle tail gas remote measuring system Download PDFInfo
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- CN110749561A CN110749561A CN201911341375.3A CN201911341375A CN110749561A CN 110749561 A CN110749561 A CN 110749561A CN 201911341375 A CN201911341375 A CN 201911341375A CN 110749561 A CN110749561 A CN 110749561A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
Abstract
The invention discloses a mobile motor vehicle tail gas remote measuring system, which comprises a vehicle-mounted mobile tail gas remote measuring work vehicle, a remote measuring host, a velometer, an ambient air monitoring device and a control device, wherein the ambient air monitoring device is arranged on the vehicle-mounted mobile tail gas remote measuring work vehicle and is used for measuring the ambient air quality parameters of a motor vehicle to be measured; the control device is arranged on the vehicle-mounted mobile tail gas remote measurement working vehicle, is in communication connection with the remote measurement host, the velometer and the ambient air monitoring device, and is used for comprehensively judging whether the motor vehicle to be measured is a black smoke vehicle or not according to the emission information measured by the remote measurement host, the license plate data recorded by the velometer and the air quality parameters collected by combining the ambient air monitoring device to obtain measurement result information. The mobile motor vehicle tail gas remote measuring system disclosed by the invention adopts a mobile working mode, can detect the black smoke vehicle and eliminate environmental influence factors, and has the advantages of wide detection range and high testing speed; the monitoring precision is high, and the conventional maintenance cost is low.
Description
Technical Field
The invention relates to the field of motor vehicle tail gas treatment, and particularly discloses a mobile motor vehicle tail gas remote measuring system.
Background
In recent years, with the rapid development of economy and the continuous advance of urban modernization, the quantity of motor vehicles kept is greatly increased. The sharply increased motor vehicles bring convenience to people and also aggravate environmental pollution. As the quantity of motor vehicles is rapidly increased, the air in some cities in China begins to have the characteristic of composite pollution of soot and motor vehicle tail gas, and the group is directly influencedPeople are healthy. In recent years, the air quality in Jingjin Ji area is improved totally, but the average concentration of nitrogen dioxide is reduced by far less than that of other pollutants. Nitrate is PM during heavily polluted weather2.5The component with the largest proportion and the fastest rise. PM of 15 urban atmospheres such as Beijing, Tianjin and Shanghai2.5The source analysis work result shows that the mobile source in the local emission source generates PM2.5The contribution of the concentration ranges from 13.5% to 52.1%. Motor vehicles are the main contributors to the atmospheric polluting emissions of motor vehicles, whose emissions of CO and HC exceed 80%, and NOXAnd PM exceeding 90%. NO discharged from trucks, classified by vehicle typeXAnd PM significantly higher than passenger cars, with heavy goods vehicles being the major contributors; the emission of CO and HC of the passenger car is obviously higher than that of the truck. NO emitted by diesel vehicles, classified by fuelXClose to 70% of the total vehicle emissions, PM exceeds 90%; the emission of CO and HC of the gasoline vehicle is high, the emission of CO is over 80 percent of the total emission of the motor vehicle, and the emission of HC is over 70 percent. The diesel truck occupying 7.8 percent of the automobile reserves emits 57.3 percent of NOXAnd 77.8% PM, which is the major concern for automotive pollution control.
In order to effectively reduce the pollution of the vehicle emission to the environmental air quality, vehicles with high emission are found and treated, and the vehicle is very necessary for improving the urban air quality condition. Therefore, strengthening the work of preventing and controlling the tail gas pollution of the motor vehicle, especially strengthening the work of supervising the tail gas emission of the motor vehicle, is an important means for preventing and controlling the pollution, and the remote sensing detection method for the pollutant emission of the motor vehicle is one of the important technical means for supervising the tail gas emission of the motor vehicle. However, in the existing remote sensing detection method for pollutant emission of motor vehicles, the identification of black smoke vehicles is only carried out by taking pictures and identifying through images.
Therefore, the existing remote sensing detection method for the pollutant emission of the motor vehicle cannot automatically identify the black smoke vehicle, and is a technical problem to be solved urgently.
Disclosure of Invention
The invention provides a mobile motor vehicle tail gas remote measuring system, and aims to solve the technical problem that the existing motor vehicle pollutant emission remote sensing detection method cannot automatically identify a black smoke vehicle.
The invention provides a mobile motor vehicle exhaust remote measuring system, which comprises:
a vehicle-mounted movable tail gas remote measuring working vehicle;
the remote measurement host is used for identifying the motor vehicle to be measured and measuring the emission information of each tail gas emission factor in the tail gas of the motor vehicle to be measured;
the system comprises a velocimeter, a data acquisition unit and a data processing unit, wherein the velocimeter is used for measuring vehicle running state information of a motor vehicle to be measured and recording license plate data of the motor vehicle to be measured;
the environment air monitoring device is arranged on the vehicle-mounted movable tail gas remote measuring working vehicle and is used for measuring the air quality parameters around the motor vehicle to be measured; and
the control device is arranged on the vehicle-mounted mobile tail gas remote measurement working vehicle, is in communication connection with the remote measurement host, the speedometer and the ambient air monitoring device, and is used for receiving the emission information measured by the remote measurement host, the license plate data recorded by the speedometer and collected by the ambient air monitoring device, compensating the measured emission information according to the air quality parameters, judging whether the motor vehicle to be measured is a black smoke vehicle according to the compensation result, and outputting the measurement result by combining the license plate data.
Further, the telemetry host comprises a transmitting and receiving unit and a reflecting unit,
the transmitting and receiving unit and the reflecting unit are arranged oppositely and are respectively arranged on two sides of a road, the transmitting and receiving unit is used for emitting light of set wave light, the light returns through the reflecting unit after passing through the tail gas environment of the motor vehicle, the transmitting and receiving unit is also used for receiving the returned light, and the emission information of each tail gas emission factor in the tail gas of the motor vehicle to be detected is preliminarily calculated through the intensity difference value of the light absorbed by the tail gas plume.
Further, the exhaust emission factors include CO and CO2HC, NO and light-tight smoke intensity, the transmitting and receiving unit comprises a laser transmitting and receiving subunit, a laser, an ultraviolet transmitting and receiving subunit, a xenon lamp, a green lamp and a green light transmitting and receiving subunit, the reflecting unit comprises a laser reflecting subunit, an ultraviolet reflecting subunit and a green light reflecting subunitA sub-unit, wherein,
the laser transmitting and receiving subunit and the laser reflecting subunit are arranged oppositely, and are used for modulating the laser to a set wavelength and frequency, emitting laser with a set wavelength, returning light energy to the laser reflecting subunit after passing through the tail gas environment of the motor vehicle, and measuring CO and CO in the tail gas of the motor vehicle to be measured2The emission information of the system is obtained by preliminarily calculating CO and CO in the tail gas of the motor vehicle to be detected according to the intensity difference value of the laser absorbed by the tail gas plume2The emission information of (a);
the ultraviolet transmitting and receiving subunit and the ultraviolet reflecting subunit are arranged oppositely, and are used for modulating the xenon lamp to a set wavelength and frequency, emitting ultraviolet light with a set wavelength, returning light energy to the ultraviolet reflecting subunit after passing through the tail gas environment of the motor vehicle, measuring emission information of HC and NO in the tail gas of the motor vehicle to be measured, and preliminarily calculating the emission information of HC and NO in the tail gas of the motor vehicle to be measured according to the intensity difference of the ultraviolet light absorbed by the tail gas plume;
the green light emitting and receiving subunit and the green light reflecting subunit are arranged oppositely, and are used for modulating the green light to a set wavelength and frequency, emitting green light with a set wavelength, returning light energy to the green light reflecting subunit after passing through the tail gas environment of the motor vehicle, measuring the emission information of the light-tight smoke intensity in the tail gas of the motor vehicle to be measured, and preliminarily calculating the emission information of the light-tight smoke intensity in the tail gas of the motor vehicle to be measured according to the intensity difference of the green light absorbed by the tail gas smoke plume.
Further, the ambient air monitoring device comprises a CO detection device and CO2Detection means, HC detection means, and NO detection means;
the CO detection device is used for detecting the surrounding CO content value of the motor vehicle to be detected, and the CO is detected2The detection device is used for detecting and detecting CO around the motor vehicle to be detected2The HC detection device is used for detecting the HC content value around the motor vehicle to be detected, and the HC detection device and the NO detection device are used for detecting the NO content value around the motor vehicle to be detected;
the CO content value is used for compensating CO emission information in the motor vehicle exhaust obtained by measurement, and the CO is2The content value is used for measuring CO in the obtained motor vehicle exhaust2And compensating the emission information, wherein the HC content value is used for compensating the HC emission information in the motor vehicle tail gas obtained through measurement, and the NO content value is used for compensating the NO emission information in the motor vehicle tail gas obtained through measurement.
Further, the telemetry host also comprises a position sensor and a positioning module,
the position sensor is used for identifying the motor vehicle to be detected;
the positioning module is electrically connected with the position sensor and used for positioning the identified motor vehicle to be detected and accurately identifying the vehicle position of the motor vehicle to be detected.
Further, the positioning module is a radar positioning module or a satellite positioning module.
Further, the velocimeter comprises a camera, a vehicle speed and acceleration measuring unit and a license plate number recognition unit,
the camera is used for capturing the motor vehicle to be detected;
the vehicle speed and acceleration measuring unit is connected with the camera and is used for measuring the speed and the acceleration of the motor vehicle to be measured;
the license plate number recognition unit is connected with the camera and used for recognizing the license plate of the motor vehicle to be detected.
Furthermore, the velocimeter also comprises a brightness sensor, a light supplement lamp and a controller,
the brightness sensor is used for collecting light intensity information;
the controller is connected with the positioning module, the brightness sensor and the light supplementing lamp and used for controlling the light supplementing lamp to supplement light for the motor vehicle to be detected according to the position of the motor vehicle to be detected identified by the positioning module and the light intensity information collected by the brightness sensor.
Further, the light supplement lamp is a halogen bulb or an LED searchlight.
Furthermore, the mobile automobile exhaust remote measuring system also comprises a display screen,
the display screen is connected with the control device and used for displaying the measurement result information obtained by the control device in real time under the control instruction of the control device.
The beneficial effects obtained by the invention are as follows:
the invention discloses a mobile motor vehicle tail gas remote measuring system, which adopts a remote measuring host, a speedometer, an ambient air monitoring device and a control device, identifies a motor vehicle to be measured through the remote measuring host, and measures the emission information of each tail gas emission factor in the tail gas of the motor vehicle to be measured; the method comprises the following steps that a velocimeter measures vehicle running state information of a motor vehicle to be measured, and records license plate data of the motor vehicle to be measured; the environmental air monitoring device measures the control quality parameters around the motor vehicle to be measured; the control device comprehensively judges whether the motor vehicle to be tested is a black smoke vehicle or not according to the emission information measured by the remote measuring host, the license plate data recorded by the speedometer and the ambient environment parameters collected by the ambient air monitoring device, and obtains the information of the measuring result. The mobile motor vehicle tail gas remote measuring system disclosed by the invention adopts the mobile working mode of a vehicle-mounted mobile tail gas remote measuring working vehicle, can detect a black smoke vehicle and eliminate environmental influence factors, and has the advantages of wide detection range and high test speed; the monitoring precision is high, and the conventional maintenance cost is low.
Drawings
FIG. 1 is a schematic illustration of an installation of an embodiment of a mobile motor vehicle exhaust telemetry system of the present invention;
FIG. 2 is a functional block diagram of a first embodiment of a mobile motor vehicle exhaust telemetry system of the present invention;
FIG. 3 is a functional block diagram of a first embodiment of the telemetry host of FIG. 2;
FIG. 4 is a functional block diagram of a second embodiment of the telemetry host of FIG. 2;
FIG. 5 is a functional block diagram of a third embodiment of the telemetry host of FIG. 2;
FIG. 6 is a schematic diagram of an embodiment of a transmitter/receiver unit in the telemetry host of FIG. 3;
FIG. 7 is a schematic diagram of an embodiment of a reflection unit in the telemetry mainframe of FIG. 3;
FIG. 8 is a schematic structural diagram of an embodiment of the velocimeter of FIG. 2;
FIG. 9 is a schematic structural view of an embodiment of the ambient air monitoring device of FIG. 2;
FIG. 10 is a functional block diagram of an embodiment of the velocimeter of FIG. 2;
FIG. 11 is a functional block diagram of one embodiment of the ambient air monitoring device of FIG. 2;
fig. 12 is a functional block diagram of a second embodiment of a mobile motor vehicle exhaust telemetry system in accordance with the present invention.
The reference numbers illustrate:
100. a motor vehicle to be tested; 10. a telemetry host; 20. a velocimeter; 30. an ambient air monitoring device; 40. a control device; 50. a vehicle-mounted movable tail gas remote measuring working vehicle; 11. a transmitting and receiving unit; 12. a reflection unit; 111. a laser transmitting and receiving subunit; 112. an ultraviolet emission-reception subunit; 113. a green light emitting and receiving subunit; 114. a speed measuring subunit transmitting end; 115. a speed measuring subunit receiving end; 116. a first indication laser; 1171. a first display screen; 1172. a second display screen; 1173. a third display screen; 1174. a first indicating bulls-eye; 118. a first adjusting bracket; 119. a first tripod; 1181. a first adjusting screw; 1182. a first lock nut; 1183. a first adjustment shaft; 1184. a first stopper; 121. a laser reflection subunit; 122. an ultraviolet reflecting subunit; 123. a green light reflecting subunit; 124. a pyramid reflector; 125. a laser reflection end; 126. an ultraviolet reflecting end; 127. a second indicating laser; 1271. a second indication bulls-eye; 128. a second adjusting bracket; 129. a second tripod; 1281. a second adjusting screw; 1282. a second lock nut; 1283. a second adjustment shaft; 1284. a second limiting block; 13. a position sensor; 14. a positioning module; 21. a camera; 22. a vehicle speed acceleration measurement unit; 23. a license number recognition unit; 24. a brightness sensor; 25. a light supplement lamp; 26. a controller; 31. a temperature sensor; 32. a pressure sensor; 33. a humidity sensor; 34. a wind direction sensor; 35. a wind speed sensor; 60. a display screen.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
As shown in fig. 1 and 2, the present invention provides a mobile motor vehicle exhaust remote measuring system, which comprises a remote measuring host 10, a velometer 20, an ambient air monitoring device 30 and a control device 40, wherein the remote measuring host 10 is used for identifying a motor vehicle 100 to be measured and measuring the emission information of each exhaust emission factor in the exhaust of the motor vehicle 100 to be measured; the velocimeter 20 is used for measuring the vehicle running state information of the motor vehicle 100 to be tested and recording the license plate data of the motor vehicle 100 to be tested; the environmental air monitoring device 30 is arranged on the vehicle-mounted movable tail gas remote measuring working vehicle 50 and is used for measuring the air quality parameters around the motor vehicle 100 to be measured; and the control device 40 is arranged on the vehicle-mounted mobile tail gas remote measurement working vehicle 50, is in communication connection with the remote measurement host 10, the velometer 20 and the ambient air monitoring device 30, and is used for comprehensively judging whether the motor vehicle 100 to be measured is a black smoke vehicle or not according to the emission information measured by the remote measurement host 10, the license plate data recorded by the velometer 20 and the ambient air quality parameters collected by combining the ambient air monitoring device 30 to obtain measurement result information.
As an external objective factor, the environment has a certain influence on the detection result, and in this embodiment, the ambient air monitoring device 30 is used to collect the measured air quality parameters to compensate the detected emission information, so as to perform more accurate measurement and analysis, and make the detection result meet the actual standard.
Compared with the prior art, the mobile motor vehicle tail gas remote measuring system disclosed by the embodiment adopts the remote measuring host, the speedometer, the ambient air monitoring device and the control device, identifies the motor vehicle to be measured through the remote measuring host, and measures the emission information of each tail gas emission factor in the tail gas of the motor vehicle to be measured; the method comprises the following steps that a velocimeter measures vehicle running state information of a motor vehicle to be measured, and records license plate data of the motor vehicle to be measured; the ambient air monitoring device measures the ambient air quality parameters of the motor vehicle to be measured; the control device comprehensively judges whether the motor vehicle to be tested is a black smoke vehicle or not according to the emission information measured by the telemetering host, the license plate data recorded by the speedometer and the air quality parameters collected by the ambient air monitoring device, and obtains the information of the measuring result. The mobile motor vehicle tail gas remote measuring system disclosed by the embodiment adopts a mobile working mode of a vehicle-mounted mobile tail gas remote measuring working vehicle, can detect a black smoke vehicle and eliminate environmental influence factors, and has the advantages of wide detection range and high test speed; the monitoring precision is high, and the conventional maintenance cost is low.
Preferably, as shown in fig. 2 and 3, fig. 3 is a functional block diagram of a first embodiment of the telemetry host in fig. 2, and in the mobile vehicle exhaust telemetry system disclosed in this embodiment, the telemetry host 10 includes a transmitting and receiving unit 11 and a reflecting unit 12, the transmitting and receiving unit 11 and the reflecting unit 12 are arranged opposite to each other, and are used for emitting light of set wave light, returning light energy to the reflecting unit 12 after passing through the vehicle exhaust environment, and preliminarily calculating emission information of each exhaust emission factor in the vehicle exhaust to be tested through an intensity difference value absorbed by an exhaust plume by a light source. In this embodiment, the emission information of each exhaust emission factor in the exhaust of the motor vehicle to be measured is preliminarily calculated by the transmitting and receiving unit 11 and the reflecting unit 12, then the environmental factor compensation value is supplemented into the emission information in the known test environment to obtain the emission smoke value, and finally the obtained emission smoke value is compared with the emission smoke threshold preset in the emission smoke database to comprehensively obtain the measurement result information of whether the motor vehicle to be measured is a black smoke vehicle. The mobile motor vehicle tail gas telemetering system disclosed by the embodiment can flexibly determine the measuring time and the measuring place, and forms effective supplement to fixed point telemetering measurement.
Further, referring to fig. 4, fig. 4 is a functional block diagram of a second embodiment of the telemetry host of fig. 2, which discloses a mobile vehicle exhaust telemetry system, wherein exhaust emission factors include CO and CO2HC, NO and opaque smoke intensity, the transmitting and receiving unit 11 comprises a laser transmitting and receiving subunit 111, a laser, an ultraviolet transmitting and receiving subunit 112, a xenon lamp, a green lamp and a green light transmitting and receiving subunit 113, the reflecting unit 12 comprises a laser reflecting subunit 121, an ultraviolet reflecting subunit 122 and a green light reflecting subunit 123, wherein the laser transmitting and receiving subunit 111 and the laser reflecting subunit 121 are arranged oppositely, and are used for modulating the laser to a set wavelength and frequency, emitting laser with the set wavelength, passing through the tail gas environment of the motor vehicle and then supplying the laser to the tail gas environment of the motor vehicleThe light energy returned by the laser reflection subunit 121 is used for measuring CO and CO in the tail gas of the motor vehicle to be measured2The emission information of the system is obtained by preliminarily calculating CO and CO in the tail gas of the motor vehicle to be detected according to the intensity difference value of the laser absorbed by the tail gas plume2The emission information of (a); the ultraviolet transmitting and receiving subunit 112 is arranged opposite to the ultraviolet reflecting subunit 122, and is used for modulating the xenon lamp to a set wavelength and frequency, emitting ultraviolet light with a set wavelength, returning light energy to the ultraviolet reflecting subunit 122 after passing through the tail gas environment of the motor vehicle, measuring the emission information of HC and NO in the tail gas of the motor vehicle to be measured, and preliminarily calculating the emission information of HC and NO in the tail gas of the motor vehicle to be measured according to the intensity difference of the ultraviolet light absorbed by the tail gas plume; the green light emitting and receiving subunit 113 and the green light reflecting subunit 123 are arranged oppositely, and are used for modulating the green light to a set wavelength and frequency, emitting green light with a set wavelength, returning light energy to the green light reflecting subunit 123 after passing through the tail gas environment of the motor vehicle, measuring the emission information of the opaque smoke intensity in the tail gas of the motor vehicle to be measured, and preliminarily calculating the emission information of the opaque smoke intensity in the tail gas of the motor vehicle to be measured according to the intensity difference of the green light absorbed by the tail gas smoke plume. In this embodiment, the laser, xenon lamp and green lamp are modulated to set wavelengths and frequencies to enable gas detection. Laser emitted by laser can measure CO and CO in gas2The ultraviolet light emitted by the xenon lamp can measure HC and NO in the gas, and the green light emitted by the green lamp can measure the light-tight smoke intensity in the gas.
Referring to fig. 11, the ambient air monitoring device (30) includes a CO detection device 31, CO2Detection means 32, HC detection means 33, and NO detection means 34;
the CO detection device is used for detecting the surrounding CO content value of the motor vehicle to be detected, and the CO is detected2The detection device is used for detecting and detecting CO around the motor vehicle to be detected2The HC detection device is used for detecting the HC content value around the motor vehicle to be detected, and the HC detection device and the NO detection device are used for detecting the NO content value around the motor vehicle to be detected;
the CO content value is used for compensating CO emission information in the motor vehicle exhaust obtained by measurementCO as described above2The content value is used for measuring CO in the obtained motor vehicle exhaust2And compensating the emission information, wherein the HC content value is used for compensating the HC emission information in the motor vehicle tail gas obtained through measurement, and the NO content value is used for compensating the NO emission information in the motor vehicle tail gas obtained through measurement.
And each emission information is calibrated through compensation, so that the measurement result is more accurate.
Optionally, referring to fig. 5, fig. 5 is a functional block diagram of a third embodiment of the telemetry host in fig. 2, in the embodiment of the mobile vehicle exhaust telemetry system disclosed in the present embodiment, the telemetry host 10 further includes a position sensor 13 and a positioning module 14, where the position sensor 13 is used for identifying a vehicle to be tested; the positioning module 14 is electrically connected with the position sensor 13 and is used for positioning the identified motor vehicle to be detected and accurately identifying the vehicle position of the motor vehicle to be detected. In the embodiment, the longitudinally arranged position sensor 13 and the positioning module 14 can accurately identify the position of the vehicle, and the measurement is timely and reliable. The positioning module 14 may be a radar positioning module or a satellite positioning module, and is within the scope of the present patent.
Further, referring to fig. 6 and 7, fig. 6 is a schematic structural diagram of an embodiment of the transmitting and receiving unit in the telemetry host shown in fig. 3, in this embodiment, the transmitting and receiving unit 11 further includes a speed measuring subunit transmitting end 114 and a speed measuring subunit receiving end 115 which are disposed on the side edge and used for measuring the measuring speed, the acceleration and the vehicle length of the vehicle to be measured, a first indicating laser 116 used for adjusting the light path of the indicating laser, a first display screen 1171 used for receiving the intensity of the laser, a second display screen 1172 used for displaying the intensity of the received ultraviolet, a third display screen 1173 used for displaying the intensity of the received green light, and a first indicating target center 1174 used for adjusting the light path of the laser indicating target center. Optionally, the transceiver unit 11 further includes a first adjusting mechanism for adjusting a position of the transceiver unit 11, the first adjusting mechanism includes a first adjusting frame 118 for adjusting a height of the transceiver unit 11 and a first tripod 119 disposed below the first adjusting frame 118 and used for supporting the first adjusting frame 118, the first adjusting frame 118 includes a first adjusting screw 1181 for adjusting a light path, a first locking nut 1182 sleeved on the first adjusting screw 1181, a first adjusting shaft 1183 sleeved in the first adjusting screw 1181 and used for adjusting the height of the transceiver unit 11, and a first limiting block 1184 fixedly disposed on the first adjusting shaft 1183, wherein the first locking nut 1182 is screwed on the first adjusting screw 1181 and contacts with the first limiting block 1184 to adjust a position of the first limiting block 1184. Referring to fig. 7, fig. 7 is a schematic structural diagram of an embodiment of the reflection unit in the telemetry host of fig. 3, in this embodiment, the reflection unit 12 further includes a pyramid reflector 124 for returning the green light path, a laser reflection end 125 for returning the laser path, an ultraviolet reflection end 126 for returning the ultraviolet light path, a second indication laser 127 for adjusting the light path of the indication laser, and a second indication target 1271 for adjusting the light path of the indication target. Optionally, the reflection unit 12 further includes a second adjusting mechanism for adjusting the position of the reflection unit 12, the second adjusting mechanism includes a second adjusting frame 128 for adjusting the height of the reflection unit 12 and a second tripod 129 disposed below the second adjusting frame 128 for supporting the second adjusting frame 128, the second adjusting frame 128 includes a second adjusting screw 1281 for adjusting the optical path, a second locking nut 1282 sleeved on the second adjusting screw 1281, a second adjusting shaft 1283 sleeved in the second adjusting screw 1281 for adjusting the height of the reflection unit 12, and a second limiting block 1284 fixedly disposed on the second adjusting shaft 1283, wherein the second locking nut 1282 is screwed on the second adjusting screw 1281, and contacts with the second limiting block 1284 to adjust the position of the second limiting block 1284. According to the mobile motor vehicle exhaust remote measuring system provided by the embodiment, the transmitting and receiving unit 11 and the reflecting unit 12 are respectively provided with the position adjusting mechanism and the light path adjusting mechanism, so that the adjustment is convenient, and the testing speed and the monitoring precision are improved.
Preferentially, referring to fig. 8 and 10, fig. 10 is a functional block diagram of an embodiment of the velocimeter in fig. 2, in the embodiment of the mobile vehicle exhaust remote measurement system disclosed in the present embodiment, the velocimeter 20 includes a camera 21, a vehicle speed acceleration measurement unit 22 and a license plate number recognition unit 23, where the camera 21 is used for capturing a motor vehicle to be tested; the vehicle speed and acceleration measuring unit 22 is connected with the camera 21 and is used for measuring the speed and the acceleration of the motor vehicle to be measured; the license number recognition unit 23 is connected to the camera 21 for recognizing the license plate of the vehicle to be tested. The vehicle speed and acceleration measuring unit 22 adopts narrow-wave radar to measure speed, and has the advantages of low microwave radiation, low power consumption, long service life, high stability and high reliability. The method has the advantages of accurate target positioning, avoidance of adjacent clutter interference, extremely fast response time and guarantee of target capture rate and real-time performance. In this embodiment, the velocimeter 20 adopts a high-definition velocimeter, integrates a velocimeter unit, a snapshot host and a power module, and adopts a flat microstrip array antenna design and production technology and a frequency drift control technology, so that the velocimeter is accurate in the whole temperature range, and meanwhile, the narrow-band radar can accurately determine the position of the vehicle, and the snapshot capture rate is more than 98%. The snapshot host adopts a high-definition intelligent traffic special camera, a high-performance DSP platform processor is embedded, and functions of snapshot, identification, communication transmission and the like are realized for the acquired original image through an internal efficient scheduling mechanism.
Further, referring to fig. 8 and 10, in the mobile vehicle exhaust telemetry system disclosed in this embodiment, the velocimeter 20 further includes a brightness sensor 24, a fill-in light 25, a controller 26, and the brightness sensor 24 is used for collecting light intensity information; the controller 26 is connected to the telemetry host 10, the brightness sensor 24 and the light supplement lamp 25, and is configured to control the light supplement lamp 25 to supplement light for the motor vehicle to be detected according to the vehicle position of the motor vehicle to be detected identified by the telemetry host 10 and the light intensity information collected by the brightness sensor 24. Specifically, the velometer 20 and the telemetering host 10 are both provided with wireless transmission modules, and the velometer 20 and the telemetering host 10 are in communication connection through the wireless transmission modules. In this embodiment, the fill light 25 may be a halogen bulb or an LED searchlight. The controller 26 may be a single chip or a programmable logic controller, and is within the protection scope of the present patent.
Optionally, referring to fig. 12, fig. 12 is a functional block diagram of a second embodiment of the mobile motor vehicle exhaust remote measuring system according to the present invention, and based on the first embodiment, the mobile motor vehicle exhaust remote measuring system disclosed in this embodiment further includes a display screen 60, where the display screen 60 is connected to the control device 40, and is used for displaying measurement result information obtained by the control device 40 in real time under a control instruction of the control device 40. The display screen 60 is disposed on the roof of the vehicle-mounted mobile tail gas remote measurement working vehicle 50, and may be an LED display screen, an LCD display screen, or the like, which are all within the protection scope of the present patent. In the mobile motor vehicle exhaust remote measuring system disclosed in the embodiment, the display screen 60 is used for displaying the measurement information in real time, so that the visibility is strong, and the practicability is high.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A mobile motor vehicle exhaust telemetry system, comprising:
a vehicle-mounted mobile tail gas remote measuring working vehicle (50);
the remote measurement host (10) is used for identifying the motor vehicle to be measured and measuring the emission information of each tail gas emission factor in the tail gas of the motor vehicle to be measured;
the speed measuring instrument (20) is used for measuring the vehicle running state information of the motor vehicle to be measured and recording the license plate data of the motor vehicle to be measured;
the environment air monitoring device (30) is arranged on the vehicle-mounted movable tail gas remote measuring work vehicle (50) and is used for measuring the air quality parameters around the motor vehicle to be measured; and
control device (40), locate on-vehicle portable tail gas telemetering measurement working vehicle (50), with telemetering measurement host computer (10) tachymeter (20) with ambient air monitoring devices (30) communication connection for receive telemetering measurement host computer (10) measuring emission information, the license plate data of tachymeter (20) record and ambient air monitoring devices (30) are collected air quality parameter, according to air quality parameter compensates measuring emission information, judges according to the compensation result whether the motor vehicle that awaits measuring is the black cigarette car, and combines license plate data output measuring result.
2. The mobile motor vehicle exhaust telemetry system of claim 1,
the telemetry host (10) comprises a transmitting and receiving unit (11) and a reflecting unit (12),
the emission receiving unit (11) with reflection unit (12) set up relatively, locate the road both sides respectively, emission receiving unit (11) are used for sending the light of setting for the ripples light, the light is through again behind the motor vehicle tail gas environment reflection unit (12) return, emission receiving unit (11) still are used for receiving the light that returns, are tentatively calculated out the emission information of each tail gas emission factor in the motor vehicle exhaust that awaits measuring through the light by the absorptive intensity difference of tail gas plume.
3. The mobile automotive exhaust telemetry system of claim 2,
the tailThe gas emission factor comprises CO and CO2HC, NO and non-light smoke, the emission receiving unit (11) comprises a laser emission receiving subunit (111), a laser, an ultraviolet emission receiving subunit (112), a xenon lamp, a green lamp and a green emission receiving subunit (113), the reflection unit (12) comprises a laser reflection subunit (121), an ultraviolet reflection subunit (122) and a green reflection subunit (123),
the laser transmitting and receiving subunit (111) and the laser reflecting subunit (121) are arranged oppositely, and are used for modulating a laser to a set wavelength and frequency, emitting laser with a set wavelength, returning light energy to the laser reflecting subunit (121) after passing through the tail gas environment of the motor vehicle, and measuring CO and CO in the tail gas of the motor vehicle to be measured2The emission information of the system is obtained by preliminarily calculating CO and CO in the tail gas of the motor vehicle to be detected according to the intensity difference value of the laser absorbed by the tail gas plume2The emission information of (a);
the ultraviolet transmitting and receiving subunit (112) is arranged opposite to the ultraviolet reflecting subunit (122) and is used for modulating a xenon lamp to a set wavelength and frequency, emitting ultraviolet light with a set wavelength, returning light energy to the ultraviolet reflecting subunit (122) after passing through the tail gas environment of the motor vehicle, measuring the emission information of HC and NO in the tail gas of the motor vehicle to be measured, and preliminarily calculating the emission information of HC and NO in the tail gas of the motor vehicle to be measured according to the intensity difference of the ultraviolet light absorbed by the tail gas plume;
the green light emitting and receiving subunit (113) and the green light reflecting subunit (123) are arranged oppositely, and are used for modulating a green light to a set wavelength and frequency, emitting green light with a set wavelength, returning light energy to the green light reflecting subunit (123) after passing through the tail gas environment of the motor vehicle, measuring the emission information of the light-tight smoke intensity in the tail gas of the motor vehicle to be detected, and preliminarily calculating the emission information of the light-tight smoke intensity in the tail gas of the motor vehicle to be detected according to the intensity difference of the green light absorbed by the tail gas smoke plume.
4. The mobile motor vehicle exhaust telemetry system of claim 3, wherein the telemetry system is characterized byThe ambient air monitoring device (30) comprises a CO detection device and CO2Detection means, HC detection means, and NO detection means;
the CO detection device is used for detecting the surrounding CO content value of the motor vehicle to be detected, and the CO is detected2The detection device is used for detecting and detecting CO around the motor vehicle to be detected2The HC detection device is used for detecting the HC content value around the motor vehicle to be detected, and the HC detection device and the NO detection device are used for detecting the NO content value around the motor vehicle to be detected;
the CO content value is used for compensating CO emission information in the motor vehicle exhaust obtained by measurement, and the CO is2The content value is used for measuring CO in the obtained motor vehicle exhaust2And compensating the emission information, wherein the HC content value is used for compensating the HC emission information in the motor vehicle tail gas obtained through measurement, and the NO content value is used for compensating the NO emission information in the motor vehicle tail gas obtained through measurement.
5. The mobile automotive exhaust telemetry system of claim 3,
the telemetry host (10) further comprises a position sensor (13) and a positioning module (14),
the position sensor (13) is used for identifying a motor vehicle to be detected;
the positioning module (14) is electrically connected with the position sensor (13) and used for positioning the identified motor vehicle to be detected and accurately identifying the vehicle position of the motor vehicle to be detected.
6. The mobile motor vehicle exhaust telemetry system of claim 5,
the positioning module (14) is a radar positioning module or a satellite positioning module.
7. The mobile motor vehicle exhaust telemetry system of claim 5,
the velocimeter (20) comprises a camera (21), a vehicle speed and acceleration measuring unit (22) and a license plate number recognition unit (23),
the camera (21) is used for capturing a motor vehicle to be detected;
the vehicle speed and acceleration measuring unit (22) is connected with the camera (21) and is used for measuring the speed and the acceleration of the motor vehicle to be measured;
the license plate number recognition unit (23) is connected with the camera (21) and is used for recognizing the license plate of the motor vehicle to be detected.
8. The mobile automotive exhaust telemetry system of claim 7,
the velocimeter (20) also comprises a brightness sensor (24), a light supplement lamp (25) and a controller (26),
the brightness sensor (24) is used for collecting light intensity information;
the controller (26) is connected with the positioning module (14), the brightness sensor (24) and the light supplementing lamp (25) and is used for controlling the light supplementing lamp (25) to supplement light for the motor vehicle to be detected according to the vehicle position of the motor vehicle to be detected identified by the positioning module (14) and the light intensity information collected by the brightness sensor (24).
9. The mobile motor vehicle exhaust telemetry system of claim 8,
the light supplement lamp (25) is a halogen bulb or an LED searchlight.
10. The mobile motor vehicle exhaust telemetry system of claim 1,
the mobile motor vehicle exhaust telemetry system further comprises a display screen (60),
the display screen (60) is connected with the control device (40) and is used for displaying the measurement result obtained by the control device (40) in real time under the control instruction of the control device (40).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111562264A (en) * | 2020-05-25 | 2020-08-21 | 广州市云景信息科技有限公司 | Hand-held motor vehicle exhaust detection method |
| CN113376323A (en) * | 2021-06-07 | 2021-09-10 | 平安国际智慧城市科技股份有限公司 | Self-calibration method, system, equipment and medium for motor vehicle exhaust monitoring system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206114513U (en) * | 2016-06-30 | 2017-04-19 | 天津市圣威科技发展有限公司 | Vapour firewood integration motor vehicle exhaust remote sensing monitoring system |
| CN207396336U (en) * | 2017-11-08 | 2018-05-22 | 河南省赛斯电子科技有限公司 | Light path detects motor vehicle tail gas unit |
| CN108152207A (en) * | 2018-03-19 | 2018-06-12 | 杭州因诺维新科技有限公司 | Telemetering motor vehicle tail system |
| CN109409217A (en) * | 2018-09-18 | 2019-03-01 | 杭州数田信息技术有限公司 | A kind of automobile exhausting remote sense monitoring system and method based on big data |
| CN110243762A (en) * | 2019-06-18 | 2019-09-17 | 深圳大雷汽车检测股份有限公司 | Telemetering motor vehicle tail and supervisory systems and self study high emitter decision algorithm |
-
2019
- 2019-12-24 CN CN201911341375.3A patent/CN110749561A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206114513U (en) * | 2016-06-30 | 2017-04-19 | 天津市圣威科技发展有限公司 | Vapour firewood integration motor vehicle exhaust remote sensing monitoring system |
| CN207396336U (en) * | 2017-11-08 | 2018-05-22 | 河南省赛斯电子科技有限公司 | Light path detects motor vehicle tail gas unit |
| CN108152207A (en) * | 2018-03-19 | 2018-06-12 | 杭州因诺维新科技有限公司 | Telemetering motor vehicle tail system |
| CN109409217A (en) * | 2018-09-18 | 2019-03-01 | 杭州数田信息技术有限公司 | A kind of automobile exhausting remote sense monitoring system and method based on big data |
| CN110243762A (en) * | 2019-06-18 | 2019-09-17 | 深圳大雷汽车检测股份有限公司 | Telemetering motor vehicle tail and supervisory systems and self study high emitter decision algorithm |
Non-Patent Citations (2)
| Title |
|---|
| 天津智易时代科技发展有限公司: "ZWIN-VE10移动式机动车尾气遥测设备", 《百度文库（HTTPS://WENKU.BAIDU.COM/VIEW/FE84D1650342A8956BEC0975F46527D3250CA617.HTML）》 * |
| 顺德城市网: "尾气检测新方子，四个月的工作量一个小时搞定", 《顺德城市网（HTTP://WWW.SHUNDECITY.COM/A/MCSD/2012/1210/22594.HTML）》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111562264A (en) * | 2020-05-25 | 2020-08-21 | 广州市云景信息科技有限公司 | Hand-held motor vehicle exhaust detection method |
| CN113376323A (en) * | 2021-06-07 | 2021-09-10 | 平安国际智慧城市科技股份有限公司 | Self-calibration method, system, equipment and medium for motor vehicle exhaust monitoring system |
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