CN108732575A - It stays under water and quickly identifies detection device and method under grease in ocean - Google Patents
It stays under water and quickly identifies detection device and method under grease in ocean Download PDFInfo
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- CN108732575A CN108732575A CN201810548505.XA CN201810548505A CN108732575A CN 108732575 A CN108732575 A CN 108732575A CN 201810548505 A CN201810548505 A CN 201810548505A CN 108732575 A CN108732575 A CN 108732575A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/04—Systems determining the presence of a target
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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
- G01N21/64—Fluorescence; Phosphorescence
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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
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
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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
- G01N21/64—Fluorescence; Phosphorescence
- G01N2021/6417—Spectrofluorimetric devices
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- Optics & Photonics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
It stays under water the invention discloses a kind of ocean and quickly identifies detection device and method under grease, include measuring instrument, cable, cable is fixed and motion-control module, measuring instrument includes control centre and the locating module being bi-directionally connected with control centre, identification module, and the control centre of measuring instrument is fixed by cable with cable to be connect with motion-control module；Locating module uses laser ranging or laser radar technique, identification module to use three-dimensional fluorescence spectrum technology.The present invention is using laser backscatter echo-signal as the underwater moving reference of detection device, realize ocean stay under water oil quickly be accurately positioned, by three-dimensional fluorescence spectrum technology realize ocean stay under water oil accurately identify, have effectively achieved ocean stay under water oil quick identification detect.The present invention is easy to operate, and detection efficient and accuracy are high, can be equipped on Waterborne movable and underwater autonomous operation platform, realizes the quick and precisely identification detection that ocean difference water body stays under water oily.
Description
Technical field
The invention belongs to marine environmental pollution monitoring and Marine Environmental Security safeguards technique fields, and in particular to a kind of ocean
It stays under water and quickly identifies detection device and method under grease.
Background technology
The stay under water identification detection of oil of ocean is problem urgently to be resolved hurrily in the world at present, and due to staying under water, oil is heavy in the seawater
Bottom or partially surfaced condition, conventional marine make an inspection tour is difficult to find；Oily pollution of staying under water has seriously affected China's marine eco-environment health hair
Exhibition realizes the effective detection/monitoring for the oil that stays under water to ensureing that China's marine eco-environment has safely very major and immediate significance.
It is existing at present for the detection for the oil that stays under water mainly including sampling analysis, underwater camera, acoustics and measuring method etc.
There is technical characteristic to be analyzed as follows：
（1）Sampling analysis needs to carry out a large amount of sample collection under seawater different depth, and time-consuming, workload is huge, for big
Range marine site stay under water oil detection poor in timeliness, only be suitable for specified conditions under analysis and assessment, it is difficult to meet large area ocean inspection
Demand.
（2）Although underwater camera can intuitive judgment ocean stay under water the presence or absence of oil, since ocean underwater environment is multiple
Miscellaneous, if water turbidity will influence visual range, when detection, need to carry out the explication de texte of different water depth situation, and speed is slow；Another party
Face, image lack the component characteristics for the oil that stays under water, and identification error is big, is only capable of being judged roughly, for the larger oil that stays under water of scale
In the presence of then relatively more intuitive.Compared to underwater camera, acoustic method detection range farther out, but there is also accurately identifying, only
It is difficult to effective district partial objectives for object according to acoustic signals, as the shoal of fish exists.
（3）Longer-distance detection may be implemented in optical means, such as satellite remote sensing mainly or for offshore floating oils
A wide range of assessment；Laser acquisition is limited to seawater situation, and beam propagation is only difficult to realize the oil that stays under water apart from limited from analysis waterborne
Detection, on the other hand, although as laser induced fluorescence can distinguish oily feature of staying under water to a certain extent, information content is few, know
Other error is larger.
It develops in a healthy way for China's marine eco-environment, quickly and effectively identification detection ocean, which is stayed under water, oil and controls pollution sources
（Such as seabed oil spilling）It is the key that solve ocean to stay under water oily pollution, researches and develops the ocean with independent intellectual property right and stay under water and oily quickly know
Other detection equipment also will provide science and technology support for General Promotion China marine environment ability to supervise.
Invention content
Stay under water oily quickly identification Detection Techniques equipment Requirement for China ocean, using laser backscatter echo-signal as
The underwater moving reference of detection device, realize ocean stay under water oil quickly be accurately positioned, pass through three-dimensional fluorescence spectrum technology realize sea
Ocean is stayed under water the accurately identifying of oil, and the present invention, which provides a kind of ocean and stays under water, quickly identifies detection device and method under grease.The present invention
Easy to operate, detection efficient and accuracy are high, can be equipped on Waterborne movable and underwater autonomous operation platform, realize ocean difference water
The quick and precisely identification detection that body stays under water oily.
The technical solution adopted by the present invention is：
It a kind of ocean stays under water and quickly identifies detection device under grease, it is characterised in that：Include that measuring instrument, cable, cable are fixed
With motion-control module, the measuring instrument includes control centre and the locating module being bi-directionally connected with control centre, identification mould
Block, the control centre of measuring instrument is fixed by cable with cable to be connect with motion-control module；The locating module uses laser
Ranging or laser radar technique, identification module use three-dimensional fluorescence spectrum technology；With locating module to it is doubtful stay under water oil exist into
Row is preliminary to be judged, the benchmark that the result tentatively judged moves under water as measuring instrument, is carried out to the doubtful oil that stays under water with identification module
Quickly identification.
It stays under water and quickly identifies detection device under grease in a kind of ocean, it is characterised in that：The detection device can take
It is loaded in Waterborne movable platform or underwater autonomous operation platform.
It stays under water and quickly identifies detection device under grease in a kind of ocean, it is characterised in that：The locating module includes
Laser light source, laser detector, identification module include multi-wavelength LED/laser light source group, fluorescence spectrophotometer and detection system, stay under water
The common sparing of oily three-dimensional fluorescence spectrum library, the locating module and identification module includes that laser/fluorescence reception system, data are adopted
Collection and processing system, circuit controller；The light that the laser light source, multi-wavelength LED/laser light source group are sent out is by laser/fluorescence
Reception system receives, setting laser detector, fluorescence spectrophotometer and detection system in the front light path of laser/fluorescence reception system,
The signal output end of laser detector, fluorescence spectrophotometer and detection system accesses the signal input of data Collection & Processing System jointly
It holds, stay under water built in data Collection & Processing System oily three-dimensional fluorescence spectrum library and its signal output end and control centre, circuit control
Device connection processed, circuit controller and laser light source, laser detector, multi-wavelength LED/laser light source group, fluorescence spectrophotometer and detection
System control connection.
It a kind of ocean stays under water and quickly identifies detection method under grease, it is characterised in that include the following steps：
（1）Locating module sends out laser and receives backscattering echo signal in the seawater, and it is doubtful heavy to be judged according to echo-signal
Latent oil presence or absence；
（1.1）The decision threshold of the attenuation change rate of laser echo signal is set in the control centre；
（1.2）In laser in the seawater downward transmission process, backscattering echo signal meets normal attenuation rule, and is less than
Attenuation change rate decision threshold, then dive distance will be determining according to the effective echo-signal distance of laser, different wave length, water quality laser
Transmission range is different；
（1.3）When laser echo signal is no longer complies with normal attenuation rule, attenuation change rate is more than decision threshold, occur one or
When multiple stronger echo-peaks, the doubtful oil that stays under water exists, and dive distance will respectively carry out down according to different echo-peaks distance
It is latent；
（1.4）When a certain peak value of laser echo signal appearance and without follow-up signal, dive distance also will be according to the peak of echo-signal
Value distance carries out dive；
（2）If being not present, control centre is fixed to cable by cable transmission control signal and motion-control module, cable are solid
Fixed and motion-control module drives measuring instrument quickly downward dive, dive distance true according to the effective echo-signal of laser by cable
It is fixed；
（3）In the presence of the doubtful oil that stays under water, then control centre controls signal by cable transmission and is fixed to cable and motion control
Module, cable is fixed drives measuring instrument to fast move to the doubtful oil that stays under water in the presence of at motion-control module by cable；
（4）The library of spectra and parser established using three-dimensional fluorescence spectrum technology by identification module carry out stay under water oily characteristic, spy
Sign analysis and identification.
Compared with existing detection technique method, the features of the present invention is summarized as follows：
（1）The benchmark moved under water using laser backscatter echo-signal as detection device realizes the fast of undersea detection device
Speed is mobile, very high for a wide range of marine site oily detection efficient of staying under water；
（2）Using the three-dimensional fluorescence spectrum feature for the oil that stays under water as basis of characterization, informative, identification is accurately；
（3）Fully automated operation without sampling, and can be equipped on waterborne and underwater autonomous operation platform.
Description of the drawings
Fig. 1 is that the ocean of the present invention stays under water and quickly identifies detection device composition and functional block diagram under grease.
Fig. 2 is dive distance and the doubtful oily predicting relation trajectory diagram that stays under water.
Fig. 3 is that apparatus of the present invention are equipped on Waterborne movable platform application schematic diagram.
Fig. 4 is that apparatus of the present invention are equipped on underwater autonomous operation platform application schematic diagram.
Fig. 5 is positioning and identification module composition and functional block diagram.
Specific implementation mode
Detection device is quickly identified under grease, include measuring instrument, cable 4, cable as shown in Figure 1, a kind of ocean is stayed under water
It is fixed with motion-control module 5, the measuring instrument includes control centre 3 and the locating module that is bi-directionally connected with control centre 3
1, identification module 2, the control centre 3 of measuring instrument is fixed by cable 4 with cable to be connect with motion-control module 5；The positioning
Module 1 uses laser ranging or laser radar technique, identification module 2 to use three-dimensional fluorescence spectrum technology；With locating module 1 to doubting
The oil that seemingly stays under water, which exists, tentatively to be judged, the benchmark that the result tentatively judged moves under water as measuring instrument is right with identification module 2
The doubtful oil that stays under water quickly is identified.
As shown in figure 5, locating module 1 include laser light source 6, laser detector 8, identification module 2 include multi-wavelength LED/
Laser light source group 9, fluorescence spectrophotometer and detection system 10, oily three-dimensional fluorescence spectrum library 11 of staying under water, the locating module 1 and identification mould
The common sparing of block 2 includes laser/fluorescence reception system 7, data Collection & Processing System 12, circuit controller 13；It is described to swash
The light that radiant 6, multi-wavelength LED/laser light source group 9 are sent out is received by laser/fluorescence reception system 7, laser/fluorescence reception system
Setting laser detector 8, fluorescence spectrophotometer and detection system 10, laser detector 8, fluorescence spectrophotometer and spy in the front light path of system 7
The signal output end of examining system 10 accesses the signal input part of data Collection & Processing System 12, data acquisition and procession system jointly
Oily three-dimensional fluorescence spectrum library 11 is stayed under water built in system 12 and its signal output end is connect with control centre 3, circuit controller 13, circuit
Controller 13 is controlled with laser light source 6, laser detector 8, multi-wavelength LED/laser light source group 9, fluorescence spectrophotometer and detection system 10
System connection.
Positioning and identification module can independent design work independently, can also over all Integration design realized by circuit controller 13
Time-sharing control works；Data Collection & Processing System 12 will provide positioning/identification data in center 3 in order to control, as control centre
Send out the foundation of instruction.
The detection device of the present invention can be equipped on Waterborne movable platform or underwater autonomous operation platform.
It a kind of ocean stays under water and quickly identifies detection method under grease, it is characterised in that include the following steps：
（1）Locating module 1 sends out laser and receives backscattering echo signal in the seawater, and it is doubtful heavy to be judged according to echo-signal
Latent oil presence or absence；
（1.1）The decision threshold of the attenuation change rate of laser echo signal is set in the control centre 3；
（1.2）In laser in the seawater downward transmission process, backscattering echo signal meets normal attenuation rule, and is less than
Attenuation change rate decision threshold, then dive distance will be determining according to the effective echo-signal distance of laser, different wave length, water quality laser
Transmission range is different, as shown in Figure 2 A；
（1.3）When laser echo signal is no longer complies with normal attenuation rule, attenuation change rate is more than decision threshold, occur one or
When multiple stronger echo-peaks, the doubtful oil that stays under water exists, and dive distance will respectively carry out down according to different echo-peaks distance
It is latent, as shown in fig. 2 b and fig. 2 c；
（1.4）When a certain peak value of laser echo signal appearance and without follow-up signal, dive distance also will be according to the peak of echo-signal
Value distance carries out dive；
（2）If being not present, control centre 3 is fixed and motion-control module 5, line by 4 transmission of control signals of cable to cable
Cable is fixed drives measuring instrument quickly downward dive with motion-control module 5 by cable 4, and dive distance is according to the effective echo of laser
Signal determines；
（3）In the presence of the doubtful oil that stays under water, then control centre controls signal by cable transmission and is fixed to cable and motion control
Module, cable is fixed drives measuring instrument to fast move to the doubtful oil that stays under water in the presence of at motion-control module by cable；
（4）The library of spectra and parser established using three-dimensional fluorescence spectrum technology by identification module 2 carry out stay under water oily characteristic, spy
Sign analysis and identification.As Fig. 2 B are determined as the oil that stays under water, and its available thickness；In Fig. 2 C for multilayer stay under water oil exist；Fig. 2 D are
Seabed stay under water oil or seabed.
The entire realization process of the method for the present invention sends out control command, data acquisition, data processing by control centre 3
And storage etc..
The device of the invention function is realized and application：Locating module can be completed by laser ranging or laser radar technique；
Identification module be based on three-dimensional fluorescence spectrum technology and similar principles instrument, and integrated control centre, cable and cable fix with
Motion-control module can be achieved to the function of the present invention.It stays under water and quickly identifies that the use of detection device can be divided under grease in ocean
Waterborne movable platform and underwater autonomous operation platform.Wherein Waterborne movable platform application example is as shown in figure 3, pass through mobile platform
Mobile realization different waters stay under water oil quick identification detect；Sub-aqua sport platform application example is as shown in figure 4, by underwater
Autonomous operation platform（Such as remotely pilotless submersible/cableless underwater robot）Directly stay under water oil for carrying detection device realization ocean
It measures.
Claims (4)
1. a kind of ocean is stayed under water detection device is quickly identified under grease, it is characterised in that：Include that measuring instrument, cable, cable are solid
Fixed and motion-control module, the measuring instrument include control centre and the locating module being bi-directionally connected with control centre, identification
Module, the control centre of measuring instrument is fixed by cable with cable to be connect with motion-control module；The locating module is using sharp
Ligh-ranging or laser radar technique, identification module use three-dimensional fluorescence spectrum technology；Exist to the doubtful oil that stays under water with locating module
Tentatively judged, the benchmark that the result tentatively judged moves under water as measuring instrument, with identification module to it is doubtful stay under water oil into
Row quickly identification.
2. a kind of ocean according to claim 1 is stayed under water detection device is quickly identified under grease, it is characterised in that：The spy
Waterborne movable platform or underwater autonomous operation platform can be equipped on by surveying device.
3. a kind of ocean according to claim 1 is stayed under water detection device is quickly identified under grease, it is characterised in that：It is described fixed
Position module includes laser light source, laser detector, and identification module includes multi-wavelength LED/laser light source group, fluorescence spectrophotometer and spy
The common sparing of examining system, oily three-dimensional fluorescence spectrum library of staying under water, the locating module and identification module includes laser/fluorescence reception
System, data Collection & Processing System, circuit controller；The light that the laser light source, multi-wavelength LED/laser light source group are sent out
It is received by laser/fluorescence reception system, setting laser detector, fluorescence spectrophotometer in the front light path of laser/fluorescence reception system
And detection system, the signal output end of laser detector, fluorescence spectrophotometer and detection system access data acquisition and procession system jointly
The signal input part of system, stay under water built in data Collection & Processing System oily three-dimensional fluorescence spectrum library and its signal output end and control
Center, circuit controller connection, circuit controller and laser light source, laser detector, multi-wavelength LED/laser light source group, fluorescence
Light splitting and detection system control connection.
4. a kind of stayed under water the method for quickly identifying detection device under grease based on ocean described in claim 1, it is characterised in that
Include the following steps：
（1）Locating module sends out laser and receives backscattering echo signal in the seawater, and it is doubtful heavy to be judged according to echo-signal
Latent oil presence or absence；
（1.1）The decision threshold of the attenuation change rate of laser echo signal is set in the control centre；
（1.2）In laser in the seawater downward transmission process, backscattering echo signal meets normal attenuation rule, and is less than
Attenuation change rate decision threshold, then dive distance will be determining according to the effective echo-signal distance of laser, different wave length, water quality laser
Transmission range is different；
（1.3）When laser echo signal is no longer complies with normal attenuation rule, attenuation change rate is more than decision threshold, occur one or
When multiple stronger echo-peaks, the doubtful oil that stays under water exists, and dive distance will respectively carry out down according to different echo-peaks distance
It is latent；
（1.4）When a certain peak value of laser echo signal appearance and without follow-up signal, dive distance also will be according to the peak of echo-signal
Value distance carries out dive；
（2）If being not present, control centre is fixed to cable by cable transmission control signal and motion-control module, cable are solid
Fixed and motion-control module drives measuring instrument quickly downward dive, dive distance true according to the effective echo-signal of laser by cable
It is fixed；
（3）In the presence of the doubtful oil that stays under water, Ze Ze control centres control signal by cable transmission and are fixed and movement control to cable
Molding block, cable is fixed drives measuring instrument to fast move to the doubtful oil that stays under water in the presence of at motion-control module by cable；
（4）The library of spectra and parser established using three-dimensional fluorescence spectrum technology by identification module carry out stay under water oily characteristic, spy
Sign analysis and identification.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810548505.XA CN108732575B (en) | 2018-05-31 | 2018-05-31 | Device and method for quickly identifying and detecting ocean submerged oil and water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810548505.XA CN108732575B (en) | 2018-05-31 | 2018-05-31 | Device and method for quickly identifying and detecting ocean submerged oil and water |
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| CN108732575B CN108732575B (en) | 2021-08-06 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110672808A (en) * | 2019-10-25 | 2020-01-10 | 武昌理工学院 | Rotary type ocean water sample detection frame and detection method |
| CN110673157A (en) * | 2019-11-07 | 2020-01-10 | 自然资源部第二海洋研究所 | High spectral resolution laser radar system for detecting ocean optical parameters |
| CN117849882A (en) * | 2023-12-28 | 2024-04-09 | 山东科技大学 | Submerged oil detection method based on sound vortex technology |
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| CN102721652A (en) * | 2012-06-18 | 2012-10-10 | 中国科学院地理科学与资源研究所 | High-reflectivity marine oil spill detection method based on optical remote sensing data of MODIS (moderate resolution imaging spectrometer) |
| CN106093955A (en) * | 2016-07-12 | 2016-11-09 | 李颖 | A kind of stay under water oil apparatus and method based on microwave modulation laser acquisition |
| WO2017204653A1 (en) * | 2016-05-24 | 2017-11-30 | Polarcus Dmcc | Hydrocarbon detection |
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2018
- 2018-05-31 CN CN201810548505.XA patent/CN108732575B/en active Active
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| CN102721652A (en) * | 2012-06-18 | 2012-10-10 | 中国科学院地理科学与资源研究所 | High-reflectivity marine oil spill detection method based on optical remote sensing data of MODIS (moderate resolution imaging spectrometer) |
| WO2017204653A1 (en) * | 2016-05-24 | 2017-11-30 | Polarcus Dmcc | Hydrocarbon detection |
| CN106093955A (en) * | 2016-07-12 | 2016-11-09 | 李颖 | A kind of stay under water oil apparatus and method based on microwave modulation laser acquisition |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110672808A (en) * | 2019-10-25 | 2020-01-10 | 武昌理工学院 | Rotary type ocean water sample detection frame and detection method |
| CN110673157A (en) * | 2019-11-07 | 2020-01-10 | 自然资源部第二海洋研究所 | High spectral resolution laser radar system for detecting ocean optical parameters |
| CN110673157B (en) * | 2019-11-07 | 2021-07-16 | 自然资源部第二海洋研究所 | High spectral resolution laser radar system for detecting ocean optical parameters |
| CN117849882A (en) * | 2023-12-28 | 2024-04-09 | 山东科技大学 | Submerged oil detection method based on sound vortex technology |
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| CN108732575B (en) | 2021-08-06 |
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