CN107884345A - A kind of two-way motor-vehicle tail-gas remote sensing detection system and its detection method - Google Patents
A kind of two-way motor-vehicle tail-gas remote sensing detection system and its detection method Download PDFInfo
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- CN107884345A CN107884345A CN201711141879.1A CN201711141879A CN107884345A CN 107884345 A CN107884345 A CN 107884345A CN 201711141879 A CN201711141879 A CN 201711141879A CN 107884345 A CN107884345 A CN 107884345A
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- G—PHYSICS
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- 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
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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
- G01N2021/1734—Sequential different kinds of measurements; Combining two or more methods
- G01N2021/1736—Sequential different kinds of measurements; Combining two or more methods with two or more light sources
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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
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Abstract
The invention discloses a kind of two-way motor-vehicle tail-gas remote sensing detection system, include horizontal fixed remote sensing detection main frame, reflector, panorama camera, the first video camera and the second video camera, horizontal fixed remote sensing detection main frame and reflector are oppositely arranged on motor road both sides, panorama camera, the first video camera and the second video camera are fixedly installed on above motor vehicle on the bar of gantry, and the first video camera and the second video camera setting direction are opposite and correspond to two-way car lane respectively.The present invention solves the problems, such as that data validity and accuracy are relatively low when the fixed remote sense monitoring system of conventional flat detects motor-vehicle tail-gas under two-way lane environment, effectively increases detection success rate and detection data accuracy.
Description
Technical field
The present invention relates to a kind of remote sensing detection system and its detection method, particularly a kind of two-way motor-vehicle tail-gas remote sensing inspection
Examining system and its detection method.
Background technology
Recently as the fast development of national economy, China's vehicle guaranteeding organic quantity significantly increases, and motor-vehicle tail-gas is to big
The negative effect in compression ring border is on the rise.Especially on the road of urban area, vehicles number rises suddenly and sharply caused traffic congestion
Further exacerbate the harm of motor-vehicle tail-gas.Therefore, in being travelled to motor-vehicle tail-gas especially on major urban arterial highway
Motor-vehicle tail-gas carries out pollutant monitoring and is particularly important.The Cleaning Principle of tail gas is：The detection light that radiation emission goes out
The optical pickup apparatus reflexed to after being rolled into a ball through exhaust smoke by reflection unit where radiation source, the light that optical pickup apparatus receives can quilts
High density pollution thing in exhaust smoke group absorbs and makes light intensity decreasing, according to langbobier law and burning equation, passes through contrast
The difference of the light intensity of transmitting light and reception light can obtain the concentration of each pollutant in cigarette group.
The fixed remote sense monitoring system hardware components of conventional flat are by main frame, reflector, Car license recognition video camera, data
Manage the part of main frame four composition.Main frame mainly includes infrared and ultraviolet absorption spectroscopy dusty gas detection unit, smoke opacity
Detection unit, ambient parameter measuring unit three parts, it is responsible for detection motor vehicle exhaust gas component and associated gas concentration values, and
The data such as smoke opacity, and by the data detected by LAN be sent to motor-vehicle tail-gas remote sense monitoring system control it is soft
Part platform；Reflector is deployed in the road opposite where main frame, is responsible for calibration main frame, and receives and reflect ultraviolet, infrared light etc.,
Coordinate Host Detection motor-vehicle tail-gas；Car license recognition video camera is responsible for monitoring road conditions and captures identification automobile license plate；At data
Reason main frame is responsible for processing detection data, generates testing result.Conventional flat remote sense monitoring system can only detect one-way traffic vehicle,
System is triggered by velocity-measuring system or unidirectional velocity radar to be detected, because system is not provided with touching to opposite direction driving vehicle
Hair system and effectively identification, so can not effectively be identified to opposite direction driving vehicle, can not also be carried out to opposite direction driving vehicle
Effective detection.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of two-way motor-vehicle tail-gas remote sensing detection system and its detection
Method, solve influence of the two-way lane opposed vehicle in detection process to detection, reach and effectively carry out motor-vehicle tail-gas remote sensing
The purpose of detection.
In order to solve the above technical problems, the technical solution adopted in the present invention is：
A kind of two-way motor-vehicle tail-gas remote sensing detection system, it is characterised in that：Include horizontal fixed remote sensing detection main frame, reflection
Device, panorama camera, the first video camera and the second video camera, horizontal fixed remote sensing detection main frame and reflector are oppositely arranged on machine
Motor-car both sides of the road, panorama camera, the first video camera and the second video camera are fixedly installed on above motor vehicle on the bar of gantry, and first
Video camera and the second video camera setting direction are opposite and correspond to two-way car lane respectively.
Further, the fixed remote sensing detection main frame of the level includes infrared and ultraviolet absorption spectroscopy contamination gas physical examination
Survey unit, smoke opacity detection unit, license auto-recognition system recording unit, road conditions recognition unit, data processing unit,
Electronics controls and data center unit and remote sensing detection regional monitoring unit, and electronics controls and data center unit is level
The control core of fixed remote sensing detection main frame is used to handle data result caused by each detection unit and control unit
Cooperating, infrared and ultraviolet absorption spectroscopy dusty gas detection unit is controlled with electronics and data center unit is connected use
Contaminant gases analyzing and processing is carried out in the signal to collection, smoke opacity detection unit is controlled with electronics and data center
Unit is connected to detect the opaqueness of motor-vehicle tail-gas, license auto-recognition system recording unit and electronics control and data in
Heart unit is connected to be identified processing to the number-plate number for crossing inspection vehicle, road conditions recognition unit and electronics control and
Data center unit is connected to judge road conditions if appropriate for progress Vehicular exhaust remote sensing detection, data processing unit and electricity
Son learns control and data center unit is connected to the processing of data result caused by each detection unit, remote sensing detection area monitoring
Unit is connected to detect the vehicle in remote sensing detection region and vehicle monitoring region with electronics control and data center unit
Travel conditions.
Further, the panorama camera overlay area is the rectangle void that positive and negative car lane is covered immediately below the bar of gantry
Intend coil, the first camera and second camera overlay area to cover the rectangle virtual coil of unidirectional car lane.
A kind of detection method of two-way motor-vehicle tail-gas remote sensing detection system, it is characterised in that comprise the steps of：
Step 1：By setting the virtual coil of video camera to delimit monitored area, normal vehicle operation is touched camera and supervised in real time
The virtual coil edge of control, enter the information of monitored area so as to get vehicle, and there will be vehicle to drive into monitored area
Signal is sent to electronics control unit；
Step 2：By setting the virtual coil of panoramic camera to delimit remote sensing detection region, remote sensing detection region is carried out real
When IMAQ, by virtual coil be cut technology judge vehicle enter and exit monitoring or detection zone, to remote sensing inspection
The signal that region monitor in real time and vehicle is driven into or rolled away from is surveyed to send to electronics control unit；
Step 3：First video camera and the second video camera are supervised in real time to the monitored area in positive track and reverse track respectively
Control, synchronization only detect a car and enter monitored area, and remote sensing monitoring regional monitoring unit, which will be sent, starts detection signal
Electron control unit, control detection unit is coordinated by electronics control unit and detected；
Step 4：First video camera and the second video camera identify that monitored area has more vehicles to drive into simultaneously, and system sends and do not examined
Signal is surveyed, this crosses car without detection.
Further, synchronization only detects a car and is into monitored area detailed process in the step 3：
1）If the unique vehicle that positive track passes through is completed to detect normal through remote sensing detection region, detected in the vehicle telemetry
Cheng Zhong, the monitored area of the second video camera do not detect that other vehicles drive into, then system confirms the unique vehicle in positive track
Detection is completed, and detection data are effective, while enters detection process next time；
2）If the unique vehicle that positive track passes through enters remote sensing detection region, before the detection of positive vehicle telemetry does not complete, the
The monitored area of two video cameras has monitored that vehicle drives into：
A, panorama camera is unidentified to have vehicle entrance to the reverse track in remote sensing detection region, then system confirms that this positive track leads to
The unique vehicle remote sensing detection crossed is effective；
B, panorama camera, which recognizes the reverse track in remote sensing detection region, vehicle entrance, then system confirms that this positive track passes through
Unique vehicle remote sensing detection it is invalid；
C, if the vehicle in positive track and the vehicle in reverse track are simultaneously into the monitoring section of the first video camera and the second video camera
Domain, bi-directional vehicle block to light path, and system sends not detection signal, and this crosses car without detection.
Further, the vehicle of two way enter remote sensing detection region interval time be no more than 1s, both sides' vehicle tail
Gas does not spread also completely in remote sensing detection region, and it is invalid that remote sense monitoring system judges detection data automatically.
The present invention compared with prior art, has advantages below and effect：It is fixed distant that the present invention solves conventional flat
Sense monitoring system data validity and the problem of relatively low accuracy when motor-vehicle tail-gas is detected under two-way lane environment, is effectively carried
High detection success rate and detection data accuracy.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of two-way motor-vehicle tail-gas remote sensing detection system of the present invention.
Fig. 2 is the schematic diagram of the horizontal fixed remote sensing detection main frame of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and the present invention is described in further detail by embodiment, and following examples are to this hair
Bright explanation and the invention is not limited in following examples.
As shown in figure 1, a kind of two-way motor-vehicle tail-gas remote sensing detection system of the present invention, is examined comprising horizontal fixed remote sensing
Survey main frame 1, reflector 2, panorama camera 3, the first video camera 4 and the second video camera 5, the horizontal fixed He of remote sensing detection main frame 1
Reflector 2 is oppositely arranged on motor road both sides, and panorama camera 3, the first video camera 4 and the second video camera 5 are fixedly installed on
Above motor vehicle on gantry bar 6, the first video camera 4 and the setting direction of the second video camera 5 are opposite and correspond to respectively two-way motor-driven
Track.
As shown in Fig. 2 horizontal fixed remote sensing detection main frame 1 includes the detection of infrared and ultraviolet absorption spectroscopy dusty gas
Unit, smoke opacity detection unit, license auto-recognition system recording unit, road conditions recognition unit, data processing unit, electricity
Son learns control and data center unit and remote sensing detection regional monitoring unit, and electronics controls and data center unit is horizontal solid
The control core of fixed pattern remote sensing detection main frame is used to handle data result caused by each detection unit and controls the association of unit
Biconditional operation, infrared and ultraviolet absorption spectroscopy dusty gas detection unit is controlled with electronics and data center unit is connected to
Contaminant gases analyzing and processing is carried out to the signal of collection, smoke opacity detection unit controls with electronics and data center is single
Member is connected to detect the opaqueness of motor-vehicle tail-gas, and license auto-recognition system recording unit is controlled with electronics and data center
Unit is connected to the number-plate number for crossing inspection vehicle be identified processing, road conditions recognition unit and electronics control sum
It is connected to judge road conditions if appropriate for progress Vehicular exhaust remote sensing detection, data processing unit and electronics according to center cell
Learn control and data center unit is connected to the processing of data result caused by each detection unit, remote sensing detection area monitoring list
Member is connected to detect the vehicle row in remote sensing detection region and vehicle monitoring region with electronics control and data center unit
Sail situation.
Panorama camera overlay area is the rectangle virtual coil that positive and negative car lane is covered immediately below the bar of gantry, and first takes the photograph
As head and second camera overlay area to cover the rectangle virtual coil of unidirectional car lane.
A kind of detection method of two-way motor-vehicle tail-gas remote sensing detection system, is comprised the steps of：
Step 1：By setting the virtual coil of video camera to delimit monitored area, normal vehicle operation is touched camera and supervised in real time
The virtual coil edge of control, enter the information of monitored area so as to get vehicle, and there will be vehicle to drive into monitored area
Signal is sent to electronics control unit；
Step 2：By setting the virtual coil of panoramic camera to delimit remote sensing detection region, remote sensing detection region is carried out real
When IMAQ, by virtual coil be cut technology judge vehicle enter and exit monitoring or detection zone, to remote sensing inspection
The signal that region monitor in real time and vehicle is driven into or rolled away from is surveyed to send to electronics control unit；
Step 3：First video camera and the second video camera are supervised in real time to the monitored area in positive track and reverse track respectively
Control, synchronization only detect a car and enter monitored area, and remote sensing monitoring regional monitoring unit, which will be sent, starts detection signal
Electron control unit, control detection unit is coordinated by electronics control unit and detected；
Step 4：First video camera and the second video camera identify that monitored area has more vehicles to drive into simultaneously, and system sends and do not examined
Signal is surveyed, this crosses car without detection.
Synchronization only detects a car and is into monitored area detailed process in step 3：
1）If the unique vehicle that positive track passes through is completed to detect normal through remote sensing detection region, detected in the vehicle telemetry
Cheng Zhong, the monitored area of the second video camera do not detect that other vehicles drive into, then system confirms the unique vehicle in positive track
Detection is completed, and detection data are effective, while enters detection process next time；
2）If the unique vehicle that positive track passes through enters remote sensing detection region, before the detection of positive vehicle telemetry does not complete, the
The monitored area of two video cameras has monitored that vehicle drives into：
A, panorama camera is unidentified to have vehicle entrance to the reverse track in remote sensing detection region, then system confirms that this positive track leads to
The unique vehicle remote sensing detection crossed is effective；
B, panorama camera, which recognizes the reverse track in remote sensing detection region, vehicle entrance, then system confirms that this positive track passes through
Unique vehicle remote sensing detection it is invalid；
C, if the vehicle in positive track and the vehicle in reverse track are simultaneously into the monitoring section of the first video camera and the second video camera
Domain, bi-directional vehicle block to light path, and system sends not detection signal, and this crosses car without detection.
The interval time that the vehicle of two way enters remote sensing detection region is no more than 1s, and both sides' Vehicular exhaust is examined in remote sensing
Region also not diffusion completely is surveyed, it is invalid that remote sense monitoring system judges detection data automatically.
The present invention solves the fixed remote sense monitoring system of conventional flat and detects motor-vehicle tail-gas under two-way lane environment
When data validity and the problem of relatively low accuracy, effectively increase detection success rate and detection data accuracy.
Above content described in this specification is only illustration made for the present invention.Technology belonging to the present invention
The technical staff in field can be made various modifications or supplement to described specific embodiment or be substituted using similar mode, only
Will without departing from description of the invention content or surmount scope defined in the claims, all should belong to the present invention guarantor
Protect scope.
Claims (6)
- A kind of 1. two-way motor-vehicle tail-gas remote sensing detection system, it is characterised in that：Comprising horizontal fixed remote sensing detection main frame, instead Emitter, panorama camera, the first video camera and the second video camera, horizontal fixed remote sensing detection main frame and reflector are oppositely arranged on Motor road both sides, panorama camera, the first video camera and the second video camera are fixedly installed on above motor vehicle on the bar of gantry, the One video camera and the second video camera setting direction are opposite and correspond to two-way car lane respectively.
- 2. according to a kind of two-way motor-vehicle tail-gas remote sensing detection system described in claim 1, it is characterised in that：It is described horizontal solid Fixed pattern remote sensing detection main frame include infrared and ultraviolet absorption spectroscopy dusty gas detection unit, smoke opacity detection unit, License auto-recognition system recording unit, road conditions recognition unit, data processing unit, electronics control and data center unit and Remote sensing detection regional monitoring unit, the control core that electronics controls and data center unit is horizontal fixed remote sensing detection main frame The heart is used to handle data result caused by each detection unit and controls the cooperating of unit, infrared and ultra-violet absorption spectrum Method dusty gas detection unit controls with electronics and data center unit is connected to carry out pollutant gas to the signal of collection Body analyzes and processes, and smoke opacity detection unit controls with electronics and data center unit is connected to detect motor-vehicle tail-gas Opaqueness, the control of license auto-recognition system recording unit and electronics and data center unit are connected to examine vehicle to crossing Processing is identified in the number-plate number, and road conditions recognition unit is controlled with electronics and data center unit is connected to judge Road road conditions are if appropriate for Vehicular exhaust remote sensing detection is carried out, and data processing unit is controlled with electronics and data center unit is connected For the processing of data result caused by each detection unit, remote sensing detection regional monitoring unit is controlled with electronics and data center Unit is connected to detect the traveling state of vehicle in remote sensing detection region and vehicle monitoring region.
- 3. according to a kind of two-way motor-vehicle tail-gas remote sensing detection system described in claim 1, it is characterised in that：The panorama phase Machine overlay area is the rectangle virtual coil that positive and negative car lane is covered immediately below the bar of gantry, the first camera and the second shooting Head overlay area is the rectangle virtual coil for covering unidirectional car lane.
- 4. a kind of a kind of detection method of two-way motor-vehicle tail-gas remote sensing detection system described in any one of claim 1-3, its It is characterised by comprising the steps of：Step 1：By setting the virtual coil of video camera to delimit monitored area, normal vehicle operation is touched camera and supervised in real time The virtual coil edge of control, enter the information of monitored area so as to get vehicle, and there will be vehicle to drive into monitored area Signal is sent to electronics control unit；Step 2：By setting the virtual coil of panoramic camera to delimit remote sensing detection region, remote sensing detection region is carried out real When IMAQ, by virtual coil be cut technology judge vehicle enter and exit monitoring or detection zone, to remote sensing inspection The signal that region monitor in real time and vehicle is driven into or rolled away from is surveyed to send to electronics control unit；Step 3：First video camera and the second video camera are supervised in real time to the monitored area in positive track and reverse track respectively Control, synchronization only detect a car and enter monitored area, and remote sensing monitoring regional monitoring unit, which will be sent, starts detection signal Electron control unit, control detection unit is coordinated by electronics control unit and detected；Step 4：First video camera and the second video camera identify that monitored area has more vehicles to drive into simultaneously, and system sends and do not examined Signal is surveyed, this crosses car without detection.
- 5. according to the detection method described in claim 4, it is characterised in that：Synchronization only detects one in the step 3 Car is into monitored area detailed process：1）If the unique vehicle that positive track passes through is completed to detect normal through remote sensing detection region, detected in the vehicle telemetry Cheng Zhong, the monitored area of the second video camera do not detect that other vehicles drive into, then system confirms the unique vehicle in positive track Detection is completed, and detection data are effective, while enters detection process next time；2）If the unique vehicle that positive track passes through enters remote sensing detection region, before the detection of positive vehicle telemetry does not complete, the The monitored area of two video cameras has monitored that vehicle drives into：A, panorama camera is unidentified to have vehicle entrance to the reverse track in remote sensing detection region, then system confirms that this positive track leads to The unique vehicle remote sensing detection crossed is effective；B, panorama camera, which recognizes the reverse track in remote sensing detection region, vehicle entrance, then system confirms that this positive track passes through Unique vehicle remote sensing detection it is invalid；C, if the vehicle in positive track and the vehicle in reverse track are simultaneously into the monitoring section of the first video camera and the second video camera Domain, bi-directional vehicle block to light path, and system sends not detection signal, and this crosses car without detection.
- 6. according to the detection method described in claim 5, it is characterised in that：The vehicle of two way enters remote sensing detection region Interval time is no more than 1s, and both sides' Vehicular exhaust does not spread also completely in remote sensing detection region, and remote sense monitoring system is to testing number It is invalid according to judging automatically.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211795A (en) * | 2018-10-11 | 2019-01-15 | 北方工业大学 | Vertical multilane motor vehicle exhaust remote sensing detection method and system |
| CN109580522A (en) * | 2018-11-20 | 2019-04-05 | 北京计算机技术及应用研究所 | A kind of automobile exhaust pollutant monitoring method merging vehicle electron identifying and video |
| CN109655407A (en) * | 2018-12-29 | 2019-04-19 | 海南京溪科技有限公司 | Fixed automotive vehicle remote exhaust emission automatic monitoring system |
| CN109859486A (en) * | 2018-12-29 | 2019-06-07 | 海南京溪科技有限公司 | Mobile motor-vehicle tail-gas remote sense monitoring system |
| CN111241325A (en) * | 2018-11-28 | 2020-06-05 | 杭州海康威视系统技术有限公司 | Vehicle detection data matching method, device and system and storage medium |
| CN111325944A (en) * | 2020-02-26 | 2020-06-23 | 苏州浩科通电子科技有限公司 | Vehicle parking flameout detection system |
| CN114252306A (en) * | 2021-12-24 | 2022-03-29 | 安徽庆宇光电科技有限公司 | Motor vehicle tail gas collecting device for remote sensing detection and detection method thereof |
| CN114324092A (en) * | 2021-12-27 | 2022-04-12 | 安徽庆宇光电科技有限公司 | Online remote sensing monitoring system for light-tight smoke intensity of motor vehicle tail gas |
| AT525196A1 (en) * | 2021-06-25 | 2023-01-15 | Avl List Gmbh | Device and method for determining the concentration of a substance in a measuring volume |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109211795A (en) * | 2018-10-11 | 2019-01-15 | 北方工业大学 | Vertical multilane motor vehicle exhaust remote sensing detection method and system |
| CN109211795B (en) * | 2018-10-11 | 2023-09-29 | 北方工业大学 | Vertical multi-lane motor vehicle tail gas remote sensing detection method and system |
| CN109580522A (en) * | 2018-11-20 | 2019-04-05 | 北京计算机技术及应用研究所 | A kind of automobile exhaust pollutant monitoring method merging vehicle electron identifying and video |
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| CN109655407B (en) * | 2018-12-29 | 2021-06-22 | 海南京溪科技有限公司 | Fixed remote sensing automatic monitoring system for tail gas of motor vehicle |
| CN109859486A (en) * | 2018-12-29 | 2019-06-07 | 海南京溪科技有限公司 | Mobile motor-vehicle tail-gas remote sense monitoring system |
| CN109655407A (en) * | 2018-12-29 | 2019-04-19 | 海南京溪科技有限公司 | Fixed automotive vehicle remote exhaust emission automatic monitoring system |
| CN111325944A (en) * | 2020-02-26 | 2020-06-23 | 苏州浩科通电子科技有限公司 | Vehicle parking flameout detection system |
| AT525196A1 (en) * | 2021-06-25 | 2023-01-15 | Avl List Gmbh | Device and method for determining the concentration of a substance in a measuring volume |
| AT525196B1 (en) * | 2021-06-25 | 2023-06-15 | Avl List Gmbh | Device and method for determining the concentration of a substance in a measuring volume |
| CN114252306A (en) * | 2021-12-24 | 2022-03-29 | 安徽庆宇光电科技有限公司 | Motor vehicle tail gas collecting device for remote sensing detection and detection method thereof |
| CN114252306B (en) * | 2021-12-24 | 2024-04-26 | 安徽庆宇光电科技有限公司 | Motor vehicle tail gas collecting device for remote sensing detection and detection method thereof |
| CN114324092A (en) * | 2021-12-27 | 2022-04-12 | 安徽庆宇光电科技有限公司 | Online remote sensing monitoring system for light-tight smoke intensity of motor vehicle tail gas |
| CN114324092B (en) * | 2021-12-27 | 2024-04-05 | 安徽庆宇光电科技有限公司 | Online remote sensing monitoring system for light-tight smoke intensity of motor vehicle tail gas |
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