CN107192703A - A kind of Pollution From Ships discharge remote sensing detection system - Google Patents
A kind of Pollution From Ships discharge remote sensing detection system Download PDFInfo
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- CN107192703A CN107192703A CN201710547479.4A CN201710547479A CN107192703A CN 107192703 A CN107192703 A CN 107192703A CN 201710547479 A CN201710547479 A CN 201710547479A CN 107192703 A CN107192703 A CN 107192703A
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 239000013307 optical fiber Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000003384 imaging method Methods 0.000 claims description 7
- 238000001931 thermography Methods 0.000 claims description 7
- 238000001069 Raman spectroscopy Methods 0.000 claims description 4
- 239000003643 water by type Substances 0.000 abstract description 6
- 238000001237 Raman spectrum Methods 0.000 abstract description 2
- 238000013519 translation Methods 0.000 abstract description 2
- 238000011161 development Methods 0.000 description 6
- 230000018109 developmental process Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009440 infrastructure construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 241000935974 Paralichthys dentatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/65—Raman scattering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/447—Polarisation spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G3/00—Traffic control systems for marine craft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
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- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Ocean & Marine Engineering (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- Immunology (AREA)
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The present invention relates to remote sensing target detection technique field, in particular a kind of Pollution From Ships discharge remote sensing detection system, including laser, optical fiber collimator, photodetector, the detection unit and head, the light beam of laser transmitting is transformed into collimated light beam through optical fiber collimator coupling, collimated light beam the received cell translation of Raman spectrum is into electric signal and sends into photodetector；The detection unit includes remote sensing unit and communicates with the processing unit of connection；The system is placed on the head, and head is in linkage with drive mechanism.The present invention, photodetector is converted into data signal with detection unit detection analog signal, ships quantity in preset distance course line is counted by electronic counter, round-the-clock statistics, the effective statistics of cargo transport total amount of the domestic the Oujiang River waters vessel traffic flow of self-management are realized, navigation scheduling efficiency is improved.
Description
Technical field
The present invention relates to remote sensing target detection technique field, specially a kind of Pollution From Ships discharge remote sensing detection system.
Background technology
In recent years, with the implementation of inland waterway rehabilitation plan, development and the ship type in standardization of river sea through transport are promoted, greatly
Ground advances the fast development of inland waterway cause, ships quantity also cumulative year after year, in order to improve navigation scheduling efficiency, such as can not
Should timely and effectively remote anticipation be carried out to ship passing on course line, so that realize to ship traffic statistics, once occur
Safety in navigation error just very likely causes ship waiting time for lockage long, have impact on water transport goods and materials turnover ship lock efficiency.
The content of the invention
Remote sensing detection system is discharged it is an object of the invention to provide a kind of Pollution From Ships, to solve in above-mentioned background technology
The problem of proposition.There is the Pollution From Ships discharge remote sensing detection system realization to count the ship number in preset distance course line
Amount, is managing round-the-clock statistics, the effective statistics of cargo transport total amount of domestic the Oujiang River waters vessel traffic flow, is improving navigation
The characteristics of efficiency of management.
To achieve the above object, the present invention provides following technical scheme：
A kind of Pollution From Ships discharge remote sensing detection system, including laser, optical fiber collimator, detector, the detection list
Member and head,
The light beam of the laser transmitting is transformed into collimated light beam, the Raman spectrum of collimated light beam through optical fiber collimator coupling
Received cell translation is into electric signal and sends into photodetector；
The detection unit includes remote sensing unit and communicates with the processing unit of connection；
The system is placed on the head, and head is in linkage with drive mechanism.
It is preferred that, the optical axis of the laser and optical fiber collimator is in same straight line, and is also set up in light path therebetween
There is beam expander.
It is preferred that, the receiving unit includes receiving telescope, diaphragm, and the diaphragm is placed in receipts telescope incidence end.
It is preferred that, the photodetector is at least provided with two groups, and the light beam that received unit is received is sent into by beam splitter
Every group of photodetector.
It is preferred that, the detection unit is CCD polarized imaging systems, is mainly sent out by optical lens, ccd sensor, sequential
Raw device and driver, preamplifier and Video processing composition.
It is preferred that, the detection unit is thermal imaging system.
It is preferred that, the drive mechanism is stepper motor, and stepper motor is built-in with microprogram control unit, and stepper motor drives
Dynamic cloud platform rotation angle is 0~120 °.
It is preferred that, the system also includes electronic counter, and the electronic counter is electrically connected by AD converter
In photodetector and detection unit.
Compared with prior art, the beneficial effects of the invention are as follows：When there is ship by pre-determined distance course line, laser
SO in the tail gas that light beam is discharged with ship2、NO2Interaction, can effectively collect the letter of the Raman scattering low-order and high-order spectral line light after inverting
Number, photodetector is then sent into by receiving unit opto-electronic conversion, shippping traffic is detected；Pass through simultaneously with detection unit inclined
Imaging system of shaking or thermal imaging system ship/discharge tail gas determine shippping traffic, and the two, which is combined, ensures detection precision, and electrometer
The two detection analog signal is converted into data signal by number device, is counted the ships quantity in preset distance course line, is realized certainly
Barrel manages round-the-clock statistics, the effective statistics of cargo transport total amount of domestic the Oujiang River waters vessel traffic flow, improves navigation pipe
Efficiency is managed, the water transportation situation in objective reaction the Oujiang River waters is navigation channel development orientation, infrastructure construction and sea-route management
The decision-makings such as policy development provide important foundation.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure：1 laser, 2 optical fiber collimators, 3 photodetectors, 4 detection units, 5 heads, 6 ships, 7 tail gas, 8 are expanded
Beam device, 9 receiving units, 10 beam splitters, 11,12,13,14.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme：
A kind of Pollution From Ships discharge remote sensing detection system, including laser 1, optical fiber collimator 2, photodetector 3, described
Detection unit 4 and head 5,
The light beam that the laser 1 is launched is transformed into collimated light beam through the coupling of optical fiber collimator 2, and the laser 1 is launched
Light beam wavelength 523/354nm or 600/603nm, using Nd：YAG (PL8010) emitted energy control 50mJ up and down or
Radiant Dyes Laser emitted energies are controlled in above and below 10mJ, repetition rate 10Hz, the laser 1 and optical fiber collimator
2 optical axis is on same straight line, and light path therebetween and is additionally provided with beam expander 8, and multiple is in 2~3, the Raman light of collimated light beam
Compose received unit 9 to be converted into electric signal and send into photodetector 3, the receiving unit 9 includes receiving telescope, diaphragm,
The diaphragm is placed in receipts telescope incidence end, and receiving telescope uses 1000mm focal lengths, 0.3~2mrad of field of view of receiver, the light
Electric explorer 3 is at least provided with two groups, and the light beam that received unit 9 is received sends into every group of photodetector 3, light by beam splitter 10
Electric explorer 3 selects PCI- using Britain's ET ELECTRON TUBES photomultipliers, such as 9142QB, control unit capture card
9826H, main ripple starting signal 50usTTL level, internal memory 4GB, CPU frequency 3.2GHz, hard disk 1TB；
The detection unit 4 includes remote sensing unit and communicates with the processing unit of connection, and the detection unit 4 is CCD
Polarized imaging system, mainly by optical lens, ccd sensor, timing sequencer and driver, preamplifier and Video processing group
Into；Evaluated with reference to Changchun Institute of Optics, Fine Mechanics and Physics, CAS CCDCCD imaging systems performance parameter or TDI
Research [J] optical technologies of CCD imaging systems, 2000,26 (2)：120-122.
The detection unit 4 is thermal imaging system, and the thermal imaging system uses infrared thermography, such as fluke Ti10,
Ti55FT。
The system is placed on the head 5, and head 5 is in linkage with drive mechanism, and the drive mechanism is stepper motor, and
Stepper motor is built-in with microprogram control unit, and the parameters, 5 turns of driving stepper motor head such as velocity of rotation are set according to actual conditions
Dynamic angle is 0~120 °, is easy to system to rotate automatically, adapts to the detection of polarizers of big angle scope, realizes Intelligent Measurement.
The system also includes electronic counter, and the electronic counter, from LC4H or JDM1-6 electronic counters, leads to
AD converter is crossed to be electrically connected in photodetector 3 and detection unit 4.
When there is ship 6 by pre-determined distance course line, SO in the tail gas 7 that the light beam of laser 1 is discharged with ship 62、NO2Phase
Interaction, can effectively collect the Raman scattering low-order and high-order spectral line optical signal after inverting, then be sent by the opto-electronic conversion of receiving unit 9
Enter photodetector 3, detect shippping traffic；Pass through polarized imaging system or thermal imaging system ship/row with detection unit 4 simultaneously
Go out tail gas and determine shippping traffic, the two, which is combined, ensures to detect precision, and electronic counter changes the two detection analog signal
Into data signal, the quantity of ship 6 in preset distance course line is counted, realizes that the domestic the Oujiang River waters ship 6 of self-management is handed over
The round-the-clock statistics of through-current capacity, effective statistics of cargo transport total amount, improve navigation scheduling efficiency, objective reaction the Oujiang River waters
Water transportation situation, provides important for decision-makings such as navigation channel development orientation, infrastructure construction and sea-route management policy developments
Foundation.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of Pollution From Ships discharge remote sensing detection system, including laser (1), optical fiber collimator (2), photodetector (3),
The detection unit (4) and head (5), it is characterised in that：
The light beam of laser (1) transmitting is transformed into collimated light beam, the Raman light of collimated light beam through optical fiber collimator (2) coupling
Received unit (9) is composed to be converted into electric signal and send into photodetector (3)；
The detection unit (4) includes remote sensing unit and communicates with the processing unit of connection；
The system is placed on the head (5), and head (5) is in linkage with drive mechanism.
2. a kind of Pollution From Ships discharge remote sensing detection system according to claim 1, it is characterised in that：The laser
(1) it is in same straight line with the optical axis of optical fiber collimator (2), and beam expander (8) is additionally provided with light path therebetween.
3. a kind of Pollution From Ships discharge remote sensing detection system according to claim 1, it is characterised in that：The receiving unit
(9) receiving telescope, diaphragm are included, the diaphragm is placed in receipts telescope incidence end.
4. a kind of Pollution From Ships discharge remote sensing detection system according to claim 1, it is characterised in that：The photodetection
Device (3) is at least provided with two groups, and the light beam that received unit (9) receives sends into every group of photodetector (3) by beam splitter (10).
5. a kind of Pollution From Ships discharge remote sensing detection system according to claim 1, it is characterised in that：The detection unit
(4) it is CCD polarized imaging systems, mainly by optical lens, ccd sensor, timing sequencer and driver, preamplifier and video
Processing composition.
6. a kind of Pollution From Ships discharge remote sensing detection system according to claim 1, it is characterised in that：The detection unit
(4) it is thermal imaging system.
7. a kind of Pollution From Ships discharge remote sensing detection system according to claim 1, it is characterised in that：The drive mechanism
For stepper motor, and stepper motor is built-in with microprogram control unit, and driving stepper motor head (5) rotational angle is 0~120 °.
8. a kind of Pollution From Ships discharge remote sensing detection system according to any one of claim 1~7, it is characterised in that：Should
System also include electronic counter, the electronic counter by AD converter be electrically connected in photodetector (3) with
And detection unit (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710547479.4A CN107192703A (en) | 2017-07-06 | 2017-07-06 | A kind of Pollution From Ships discharge remote sensing detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710547479.4A CN107192703A (en) | 2017-07-06 | 2017-07-06 | A kind of Pollution From Ships discharge remote sensing detection system |
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| CN107192703A true CN107192703A (en) | 2017-09-22 |
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| CN201710547479.4A Pending CN107192703A (en) | 2017-07-06 | 2017-07-06 | A kind of Pollution From Ships discharge remote sensing detection system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344737A (en) * | 2018-01-11 | 2018-07-31 | 复旦大学 | The monitoring System and method for of the multiple berth ship tail gas in harbour based on passive remote sensing technology |
| CN109946232A (en) * | 2019-03-18 | 2019-06-28 | 安徽优思天成智能科技有限公司 | A kind of marine exhaust scan tracing monitoring system |
| CN111879752A (en) * | 2020-08-05 | 2020-11-03 | 公安部第三研究所 | Ultraviolet Raman spectrum detection device based on double-probe sampling and self-adaptive machine learning |
| CN113008831A (en) * | 2021-02-26 | 2021-06-22 | 交通运输部天津水运工程科学研究所 | Ship tail gas laser remote measuring system and method for high and low water levels of inland river ship lock |
| CN113970523A (en) * | 2021-09-17 | 2022-01-25 | 安徽中科华仪科技有限公司 | Shore-based full-laser ship tail gas remote sensing detection method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344737A (en) * | 2018-01-11 | 2018-07-31 | 复旦大学 | The monitoring System and method for of the multiple berth ship tail gas in harbour based on passive remote sensing technology |
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| CN109946232A (en) * | 2019-03-18 | 2019-06-28 | 安徽优思天成智能科技有限公司 | A kind of marine exhaust scan tracing monitoring system |
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| CN113008831A (en) * | 2021-02-26 | 2021-06-22 | 交通运输部天津水运工程科学研究所 | Ship tail gas laser remote measuring system and method for high and low water levels of inland river ship lock |
| CN113970523A (en) * | 2021-09-17 | 2022-01-25 | 安徽中科华仪科技有限公司 | Shore-based full-laser ship tail gas remote sensing detection method |
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Address after: 230088 Building No. 4, 11, Innovation Industrial Park, Hefei High-tech Zone, Anhui Province Applicant after: ANHUI TECHNOVO LIDAR TECHNOLOGY CO.,LTD. Address before: 230088 University Science Park, 602 Mount Huangshan Road, Hefei hi tech Zone, Anhui, C509 Applicant before: ANHUI TECHNOVO LIDAR TECHNOLOGY CO.,LTD. |
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Application publication date: 20170922 |