CN111723722A - Ocean surface oil stain alarm observation system - Google Patents
Ocean surface oil stain alarm observation system Download PDFInfo
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- CN111723722A CN111723722A CN202010544178.8A CN202010544178A CN111723722A CN 111723722 A CN111723722 A CN 111723722A CN 202010544178 A CN202010544178 A CN 202010544178A CN 111723722 A CN111723722 A CN 111723722A
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- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 claims abstract description 7
- 230000005855 radiation Effects 0.000 claims abstract description 6
- 230000007613 environmental effect Effects 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000011109 contamination Methods 0.000 claims 3
- 238000007599 discharging Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000003305 oil spill Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000001491 aromatic compounds Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
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- G06V20/10—Terrestrial scenes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/40—Scenes; Scene-specific elements in video content
- G06V20/41—Higher-level, semantic clustering, classification or understanding of video scenes, e.g. detection, labelling or Markovian modelling of sport events or news items
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Abstract
The invention relates to the technical field of marine oil pollution monitoring, in particular to an ocean surface oil pollution alarm observation system which is simple in structure, can effectively position the position of marine surface oil pollution based on a space remote sensing technology, can detect the range and the flowing direction of the oil pollution, and can improve the detection accuracy; the system comprises a sensor, a space remote sensing platform, an information transmission device and image processing equipment; the space platform is a carrier used for arranging various remote sensing instruments, detecting ground targets from a certain height or distance and providing technical support and working conditions for the space platform; the sensor is an instrument for remotely sensing the environmental radiation of the ground object or reflecting electromagnetic waves; the information transmission is used for transmitting information from a remote sensor in the aerospace platform to the ground; the image processing equipment processes the received remote sensing image information to obtain information reflecting the property and the state of the ground object.
Description
Technical Field
The invention relates to the technical field of marine oil pollution monitoring, in particular to an ocean surface oil pollution alarming and observing system.
Background
The seabed contains rich petroleum resources, more than 100 countries and regions are engaged in oil and gas exploration and development in more than 40 coastal countries, and ocean oil spill pollution becomes one of the most common ocean pollutions, the most wide distribution area and the most harmful degree, thereby causing the attention of all countries in the world.
The remote sensing technology plays a role in lifting oil pollution on the ocean surface in the alarming process, can accurately master and know the damage range and the pollution degree of oil spill accidents, determines basic oil spill information such as oil spill quantity and the like as important contents in oil spill emergency work, has the advantages of rapidness, wide range and practical effect cavity in remote sensing oil spill monitoring, can quickly and accurately determine relevant information such as the position of occurrence of cargo pollution, the type of oil stain and the oil spill quantity in the floating direction, can better formulate an oil spill emergency plan, and plays an important role in reducing the oil spill disasters.
The current remote sensing technology is divided into visible light remote sensing, infrared remote sensing, ground remote sensing, aviation remote sensing and the like, wherein the aerospace remote sensing is widely applied by the advantages of large coverage area, multiple time phases, continuity, low price and the like; however, in the prior art, the space remote sensing has the following disadvantages: the oil stains can not be effectively distinguished, and the position, range and flow direction of the oil stains can not be accurately determined, so that certain limitation is caused.
Disclosure of Invention
In order to solve the technical problems, the invention provides an ocean surface oil stain alarm observation system which is simple in structure, can effectively position the position of the ocean surface oil stain on the basis of the space remote sensing technology, can detect the range and the flowing direction of the oil stain and improves the detection accuracy.
The invention discloses an ocean surface oil stain alarm observation system which comprises a sensor, an aerospace remote sensing platform, an information transmission device and image processing equipment, wherein the aerospace remote sensing platform is connected with the sensor;
the space platform is a carrier used for arranging various remote sensing instruments, detecting ground targets from a certain height or distance and providing technical support and working conditions for the space platform;
the sensor is an instrument for remotely sensing the environmental radiation of the ground object or reflecting electromagnetic waves;
the information transmission is used for transmitting information from a remote sensor in the aerospace platform to the ground;
and the image processing equipment processes the received remote sensing image information to acquire the information of the nature and the state of the reverse-reflection ground object.
According to the ocean surface oil stain alarm observation system, the sensor is a camera, the light sensing capacity of the camera is 190nm-1100nm, the photoelectric conversion efficiency under 254nm is 55%, and the photoelectric conversion efficiency under 365nm is 45%.
According to the ocean surface oil stain alarm observation system, the sensors are arranged on each ship with the water discharge amount larger than 500 tons in a mode that the sensors are arranged at four corners of a deck of the ship and can rotate 360 degrees.
According to the ocean surface oil stain alarming and observing system, the sensors are further arranged on the ocean surface, longitude and latitude information of the sensors is marked and is arranged in a designated area, the shooting radius of the sensors is 15-20 nautical miles, the installation height is 10-15m, and the sensors can rotate for 360 degrees.
According to the ocean surface oil stain alarm observation system, the image processing equipment processes the received remote sensing image information in a geometric correction mode, a radiation correction mode, a filtering mode and the like, and a database is established for the processed image.
According to the ocean surface oil stain alarm observation system, the information uploaded by the sensor comprises longitude and latitude information, time information and picture information.
According to the ocean surface oil stain alarming and observing system, the spaceflight platform adopts a north-fighting satellite navigation and positioning technology.
Compared with the prior art, the invention has the beneficial effects that: through arrange the camera in a large number on the boats and ships of ocean surface and walking, monitor the ocean surface simultaneously, contain a large amount of near ultraviolet light in the sunlight, and aromatic compound and water in the greasy dirt have obvious difference to the absorption and the reflectivity of near ultraviolet district light, during the camera formation of image, can obviously look over the greasy dirt condition of shooting sea area surface through the image, and a large amount of cameras that the accessible set up compare, but quick judgement greasy dirt scope and greasy dirt flow direction, improve the accuracy of data greatly.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in figure 1, the ocean surface oil stain alarm observation system comprises a sensor, a space remote sensing platform, an information transmission device and image processing equipment;
the space platform is a carrier used for arranging various remote sensing instruments, detecting ground targets from a certain height or distance and providing technical support and working conditions for the space platform;
the sensor is an instrument for remotely sensing the environmental radiation of the ground object or reflecting electromagnetic waves;
the information transmission is used for transmitting information from a remote sensor in the aerospace platform to the ground;
and the image processing equipment processes the received remote sensing image information to acquire the information of the nature and the state of the reverse-reflection ground object.
According to the ocean surface oil stain alarm observation system, the sensor is a camera, the light sensing capacity of the camera is 190nm-1100nm, the photoelectric conversion efficiency under 254nm is 55%, and the photoelectric conversion efficiency under 365nm is 45%; the absorption and reflectivity of aromatic compounds and water in the oil stain to light in a near ultraviolet region are obviously different, and the oil stain condition on the surface of a shot sea area can be obviously checked through images when a camera images.
According to the ocean surface oil stain alarm observation system, the sensors are arranged on each ship with the water discharge amount larger than 500 tons in a mode that the sensors are arranged at four corners of a ship deck and can rotate for 360 degrees; when boats and ships walk, rotatory camera can shoot the surface condition of sea area all around to upload to the aerospace platform, improve monitoring range greatly.
According to the ocean surface oil stain alarming and observing system, the sensors are further arranged on the ocean surface, longitude and latitude information of each sensor is marked and is arranged in a designated area, the shooting radius of each sensor is 15-20 nautical miles, the installation height is 10-15m, and the sensors can rotate for 360 degrees; the cameras are arranged on the designated sea area, the installation height of the cameras is 10-15m, the cameras can photograph the sea area with the radius of 15-20 nautical miles, and the method is suitable for non-airline sea areas.
According to the ocean surface oil stain alarm observation system, the image processing equipment processes the received remote sensing image information in a geometric correction mode, a radiation correction mode, a filtering mode and the like, and a database is established for the processed image.
According to the ocean surface oil stain alarm observation system, the information uploaded by the sensor comprises longitude and latitude information, time information and picture information.
According to the ocean surface oil stain alarming and observing system, a space platform adopts a north-fighting satellite navigation and positioning technology; the Beidou satellite navigation system consists of a space section, a ground section and a user section, can provide high-precision, high-reliability positioning, navigation and time service for various users all day long in the global range, has short message communication capacity, has the capacity of regional navigation, positioning and time service preliminarily, has the positioning precision of 10 meters, the speed measurement precision of 0.2 meter/second and the time service precision of 10 nanoseconds, can quickly position the position of a camera, and improves the discovery and response speed.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An ocean surface oil stain alarm observation system is characterized by comprising a sensor, an aerospace remote sensing platform, an information transmission device and image processing equipment;
the space platform is a carrier used for arranging various remote sensing instruments, detecting ground targets from a certain height or distance and providing technical support and working conditions for the space platform;
the sensor is an instrument for remotely sensing the environmental radiation of the ground object or reflecting electromagnetic waves;
the information transmission is used for transmitting information from a remote sensor in the aerospace platform to the ground;
the image processing equipment processes the received remote sensing image information to obtain information reflecting the property and the state of the ground object.
2. The marine surface oil stain alarm observation system according to claim 1 wherein the sensor type is a camera, the camera light sensing capability is 190nm-1100nm, and the photoelectric conversion efficiency at 254nm is 55%, and the photoelectric conversion efficiency at 365nm is 45%.
3. An ocean surface oil contamination alarm observation system according to claim 2 wherein the sensors are located on each vessel that is discharging more than 500 tons in a manner that they are mounted at four corners of the vessel's deck and that they can rotate 360 °.
4. The ocean surface oil contamination alarm observation system according to claim 2, wherein the sensors are further arranged on the ocean surface, the longitude and latitude information of each sensor is marked, the sensors are arranged in a designated area, the shooting radius of the sensors is 15-20 seas, the installation height is 10-15m, and the sensors can rotate by 360 degrees.
5. The ocean surface oil stain alarm observation system according to claim 1 wherein the image processing device processes the received remote sensing image information in a manner including geometric correction, radiometric correction, filtering, etc., and builds a database of the processed images.
6. The marine surface oil stain alarm observation system according to claim 1 wherein the sensor upload information includes latitude and longitude information, time information, and picture information.
7. The marine surface oil contamination alarm observation system of claim 1 wherein the aerospace platform employs a Beidou satellite navigation and positioning technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544178.8A CN111723722A (en) | 2020-06-15 | 2020-06-15 | Ocean surface oil stain alarm observation system |
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| CN202010544178.8A CN111723722A (en) | 2020-06-15 | 2020-06-15 | Ocean surface oil stain alarm observation system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997856A (en) * | 2012-12-12 | 2013-03-27 | 南京大学 | Ocean spilt oil film thickness hyperspectral remote sensing estimation method based on parameter lookup table |
| CN203528754U (en) * | 2013-10-14 | 2014-04-09 | 交通运输部水运科学研究所 | Buoyage for oil spilling tracing and positioning and real-time monitoring of water surface oil film contamination |
| CN109284709A (en) * | 2018-09-19 | 2019-01-29 | 南京大学 | A kind of offshore spilled oil optical remote sensing detection method different based on credit light reflection difference |
| CN110415189A (en) * | 2019-07-22 | 2019-11-05 | 北京金交信息通信导航设计院 | A kind of marine oil overflow contamination monitoring system and method based on remote sensing |
-
2020
- 2020-06-15 CN CN202010544178.8A patent/CN111723722A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997856A (en) * | 2012-12-12 | 2013-03-27 | 南京大学 | Ocean spilt oil film thickness hyperspectral remote sensing estimation method based on parameter lookup table |
| CN203528754U (en) * | 2013-10-14 | 2014-04-09 | 交通运输部水运科学研究所 | Buoyage for oil spilling tracing and positioning and real-time monitoring of water surface oil film contamination |
| CN109284709A (en) * | 2018-09-19 | 2019-01-29 | 南京大学 | A kind of offshore spilled oil optical remote sensing detection method different based on credit light reflection difference |
| CN110415189A (en) * | 2019-07-22 | 2019-11-05 | 北京金交信息通信导航设计院 | A kind of marine oil overflow contamination monitoring system and method based on remote sensing |
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