Intelligent monitoring early warning system and method based on satellite remote sensing system
阅读说明：本技术 基于卫星遥感系统的智能监控预警系统及方法 (Intelligent monitoring early warning system and method based on satellite remote sensing system ) 是由 刘铁立 何长玲 李雪杰 郝汉 曾雨薇 艾之光 于 2019-08-23 设计创作，主要内容包括：本发明提供了一种基于卫星遥感系统的智能监控预警系统,基于FY-3、FY-4A(中国)、高分2、高分4、资源系列、高景等卫星,采用当今世界最先进的气象卫星技术进行图像采集,其中包括图像接收模块、图像处理模块以及图像生成模块；所述图像接收模块用于接收卫星发送的中远红外波段图像照片、近红外波段图像,以及紫外波段图像、可见光波段图像等不同波段的图像,通过图像处理模块提取火点信息,生成由中红外、近红外、可见光通道结合的多光谱火点信息,并将数据加载在GIS数据上,最终生成含有火点信息的图像数据。本发明采用的静止气象卫星在火点监测方面优势明显,主要体现在高空间分辨率、高时间分辨率、观测高时效性几个方面。(The intelligent monitoring early warning system based on satellite remote sensing system that the present invention provides a kind of, based on the satellites such as FY-3, FY-4A (China), high score 2, high score 4, resource series, high scape, Image Acquisition is carried out using the state-of-the-art meteorological satellite technology in the world today, including image receiver module, image processing module and image generation module；Described image receiving module is used to receive the mid and far infrared band image photo of satellite transmission, near infrared band image, and the image of the different-wavebands such as ultraviolet band image, visible light wave range image, fire point information is extracted by image processing module, generate infrared in, near-infrared, the multispectral fire point information that visible channel combines, and by data load in GIS data, the image data containing fire point information is ultimately generated.The stationary weather satellite that the present invention uses is with the obvious advantage in terms of fire puts monitoring, is mainly reflected in high spatial resolution, high time resolution, the observation several aspects of high-timeliness.)
1. a kind of intelligent monitoring early warning system based on satellite remote sensing system, which is characterized in that including image receiver module, image Processing module and image generation module；
Described image receiving module is used to receive the mid and far infrared band image photo of satellite transmission and near infrared band image shines Piece；
Image processing module handles the mid and far infrared band image photo, to obtain the mid and far infrared wave band figure As the mid and far infrared fire point in photo, the near infrared band image photograph is handled, to obtain the near infrared band The combustion index of each pixel value point in image photograph；
Image generation module is determined fiery point based on the mid and far infrared fire point and the combustion index, and is believed based on GIS geography Breath system exports determining fire point for fire behavior image.
2. the intelligent monitoring early warning system according to claim 1 based on satellite remote sensing system, which is characterized in that
Described image receiving module is also used to ultraviolet band image photograph, visible light wave range image photograph and other waves in reception Section image photograph in any one or more.
3. the intelligent monitoring early warning system according to claim 1 based on satellite remote sensing system, which is characterized in that
Described image processing module includes bright temperature value identification module and fire burning index processing module,
The bright temperature value identification module mid and far infrared band image photo for identification, obtains the mid and far infrared wave band figure As the bright temperature value of pixel each in photo, the pixel that bright temperature value is greater than preset value is counted as mid and far infrared fire point；
The fire burning index processing module near infrared band image photograph for identification, obtains the near infrared band image The point statistics of rgb value in first preset range is the first combustion index, by second by the rgb value of each pixel in photo The point statistics of rgb value in preset range is the second combustion index.
4. the intelligent monitoring early warning system according to claim 1 based on satellite remote sensing system, which is characterized in that
It further include navigation module, the navigation module is connect by communication unit with described image generation module, the navigation mould Block includes political maps module and GPS positioning module；
The navigation module determines that the fire behavior geographical location number of point occurs for the fire behavior in fire behavior image for obtaining fire behavior image According to obtaining the current geographic position data of the navigation module based on the GPS positioning module, pass through the political maps module The current geographic position data and the fire behavior geographic position data are handled, programme path is generated.
5. the intelligent monitoring early warning system according to claim 4 based on satellite remote sensing system, which is characterized in that
Described image receiving module, described image processing module and described image generation module are located at monitoring and early warning clothes It is engaged in device, the monitoring and early warning server is connect with satellite server and the navigation module by communication unit respectively；
Described image generation module is marked when generating the fire behavior image at the time of generating fire behavior image, the monitoring It is fire behavior image that Warning Service device carries out output by fire behavior image of the display end to different moments respectively.
6. the intelligent monitoring early warning system according to claim 5 based on satellite remote sensing system, which is characterized in that
It further include automatic alarm module, the automatic alarm module is connect with described image generation module, when the automatic alarm When there are fire behavior point occurs for the fire behavior image that module receives, the automatic alarm module is carried out certainly by the display end Dynamic display, alarm.
7. the intelligent monitoring early warning system according to any one of claim 4 based on satellite remote sensing system, feature It is,
The communication unit includes remote communication module and near-field communication module；
The remote communication module is any in 5G communication module, 4G communication module, 3G communication module and 2G communication module It is one or more；
The near-field communication module is WIFI communication module, infrared communication module, Local network communication module and bluetooth communication mould Any one or more in block.
8. the intelligent monitoring early warning system according to claim 4 based on satellite remote sensing system, which is characterized in that
The navigation module includes shell, display screen, battery and the processor being set on shell, the battery difference Described to connect and be powered with display screen and development board, the display is connect with the development board；
The processor, communication module, the GPS positioning module, the political maps module are integrated in the development board respectively Place, the processor obtain fire behavior geographic position data and current geographic position data respectively, pass through the political maps module Current geographic position data and fire behavior geographic position data are handled, programme path is generated, are by display screen output Fire behavior image.
9. the intelligent monitoring early warning system according to claim 1 based on satellite remote sensing system, which is characterized in that
Described image processing module centering far infrared band image photograph carries out disturbing factor identification mark and comprises the following steps:
Step A1, first interference pixel is identified, by the N before same position current point in time mid and far infrared wave bands Image photograph is arranged in chronological order, is formed one section of image/video, and described image video is carried out gray proces, is obtained Greyscale video；
Step A2, the mid and far infrared band image photo of the position current point in time is obtained, and described image photo is carried out After gray processing, judges the interference pixel in described image photo, is calculated according to following formula:
Wherein,For official portrait vegetarian refreshments, SNFor pixel difference value, KiTo need the pixel judged i-th frame in greyscale video Pixel value, it is the probability of interference pixel that PK1, which needs the pixel that judges, and K1 is the pixel that judges of needs in described image Pixel value in photo after gray processing, the N of i=1,2,3 ... are interference pixel if PK1 is greater than 0.5, carry out to the pixel Mark；
Step A3, dynamic monitor interference pixel, after interference pixel identification for the first time, according to the mid and far infrared wave obtained in real time Interference pixel in section image photograph dynamic monitoring image obtains dynamic standard pixel and dynamic in real time monitoring first Pixel difference value, is calculated according to following formula:
Wherein,For the initial dynamic standard pixel of the pixel that need to judge when dynamic monitors,It need to judge Dynamic standard pixel of the pixel when the f-1 times dynamic monitors, K1fThe mid and far infrared band image ash obtained for the f times The pixel value of the pixel of judgement is needed after degreeization,For the dynamic standard of the pixel that need to judge when the f times dynamic monitors Pixel, λ are preset time coefficient, and the value between 0-1, temporal information is stronger, and the preset value of λ is bigger, S10It need to judge Initial dynamic pixel difference value of the pixel when dynamic monitors, S1f-1Pixel for that need to judge is monitored in the f-1 times dynamic When dynamic pixel difference value, S1fDynamic pixel difference value when being monitored for the f times dynamic, K1f-1For in the f-1 times acquisition The pixel value of the pixel of judgement is needed after far infrared band image gray processing；
Judge whether pixel is interference pixel, is calculated according to following formula；
Wherein, μ is default judgement factor, and preset value is any number between 3 to 4, and the pixel if desired judged is dynamic at the f times State meets above-mentioned formula when monitoring, and the pixel for needing to judge, to interfere pixel, is labeled when the f times dynamic monitors；
Step A4, judge whether the mid and far infrared band image photo all pixels point obtained is interference pixel using step A3 Point is labeled all interference pixels.
10. a kind of intelligent monitoring method for early warning based on satellite remote sensing system, which comprises the following steps:
Receive mid and far infrared band image photo and near infrared band image photograph that satellite is sent；
The mid and far infrared band image photo is handled, it is remote in the mid and far infrared band image photo to obtain Infrared fire point, handles the near infrared band image photograph, each in the near infrared band image photograph to obtain The combustion index of pixel value point；
It is determined fiery point based on the mid and far infrared fire point and the combustion index, it will be true based on GIS GIS-Geographic Information System Fixed fire point output is fire behavior image；
The fire behavior image is shown, and controls warning device alarm.
Technical field
The present invention relates to remote sensing, communication technique field, and in particular to a kind of intelligent monitoring based on satellite remote sensing system is pre- Alert system and method.
Background technique
Remote sensing technology is a kind of Detection Techniques risen the 1960s, is the theory according to electromagnetic wave, application is various The electromagnetic wave information that sensor apparatus radiates distant object and reflects is collected, handles, and is finally imaged, thus right A kind of complex art that the various scenery in ground are detected and identified, by remote sensing technology, can inquire FY-3, FY-4A (in State), high score 2, high score 4, resource series, the domestic High Resolution Remote Sensing Satellites image such as high scape.But there is presently no based on distant The system that sense technology carries out fire alarm, so there are also to be developed for the system based on remote sensing technology progress fire alarm.
Summary of the invention
The present invention provides a kind of intelligent monitoring early warning system based on satellite remote sensing system, by remote sensing technology and fire alarm It combines, the image data for extracting different-waveband carries out integration to generate one to carry out fire behavior point output being fire behavior image Fire behavior image reaches the purpose and effect of fire alarm.
A kind of intelligent monitoring early warning system based on satellite remote sensing system, including image receiver module, image processing module And image generation module；
Described image receiving module is used to receive the mid and far infrared band image photo and near infrared band figure of satellite transmission As photo；
Image processing module handles the mid and far infrared band image photo, to obtain the mid and far infrared wave Mid and far infrared fire point in section image photograph, is handled the near infrared band image photograph, to obtain the near-infrared The combustion index of each pixel value point in band image photo；
Image generation module determines fiery point based on the mid and far infrared fire point and the combustion index, and based on GIS Reason information system exports determining fire point for fire behavior image.
Further,
Described image receiving module be also used to receive in ultraviolet band image photograph, visible light wave range image photograph and its Any one or more in all band image photograph.
Further,
Described image processing module includes bright temperature value identification module and fire burning index processing module,
The bright temperature value identification module mid and far infrared band image photo for identification, obtains the mid and far infrared wave The bright temperature value of each pixel, the pixel that bright temperature value is greater than preset value is counted as mid and far infrared fire point in section image photograph；
The fire burning index processing module near infrared band image photograph for identification, obtains the near infrared band The point statistics of rgb value in first preset range is the first combustion index by the rgb value of each pixel in image photograph, will The point statistics of rgb value in second preset range is the second combustion index.
Further,
It further include navigation module, the navigation module is connect by communication unit with described image generation module, described to lead Model plane block includes political maps module and GPS positioning module；
The navigation module determines that the fire behavior geographical location of point occurs for the fire behavior in fire behavior image for obtaining fire behavior image Data obtain the current geographic position data of the navigation module based on the GPS positioning module, pass through the political maps mould Block handles the current geographic position data and the fire behavior geographic position data, generates programme path.
Further,
It is pre- that described image receiving module, described image processing module and described image generation module are located at a monitoring In alert server, the monitoring and early warning server is connect with satellite server and the navigation module by communication unit respectively；
Described image generation module is marked when generating the fire behavior image at the time of generating fire behavior image, described It is fire behavior image that monitoring and early warning server carries out output by fire behavior image of the display end to different moments respectively.
Further,
It further include automatic alarm module, the automatic alarm module is connect with described image generation module, when described automatic The fire behavior image that alarm module receives there are fire behavior occur point when, the automatic alarm module by the display end into The automatic display of row, alarm.
Further,
The communication unit includes remote communication module and near-field communication module；
The remote communication module is in 5G communication module, 4G communication module, 3G communication module and 2G communication module Any one or more；
The near-field communication module is that WIFI communication module, infrared communication module, Local network communication module and bluetooth are logical Interrogate any one or more in module.
Further,
The navigation module includes shell, display screen, battery and the processor being set on shell, the battery Described respectively to connect and be powered with display screen and development board, the display is connect with the development board；
The processor, communication module, the GPS positioning module, the political maps module are integrated in described open respectively It sends out at plate, the processor obtains fire behavior geographic position data and current geographic position data respectively, passes through the political maps Module handles current geographic position data and fire behavior geographic position data, generates programme path, defeated by display screen It is out fire behavior image.
Further,
Described image processing module centering far infrared band image photograph carries out disturbing factor identification mark and includes following step It is rapid:
Step A1, first interference pixel is identified, by the N before same position current point in time mid and far infrareds Band image photo is arranged in chronological order, forms one section of image/video, and described image video is carried out gray proces, Obtain greyscale video；
Step A2, the mid and far infrared band image photo of the position current point in time is obtained, and by described image photo After carrying out gray processing, judges the interference pixel in described image photo, is calculated according to following formula:
Wherein,For official portrait vegetarian refreshments, SNFor pixel difference value, KiTo need the pixel judged in greyscale video The pixel value of i-th frame, it is the probability of interference pixel that P K1, which needs the pixel that judges, and the pixel that K1 judges for needs is in institute The pixel value in image photograph after gray processing is stated, the N of i=1,2,3 ... is interference pixel if P K1 is greater than 0.5, to the pixel Point is labeled；
Step A3, dynamic monitor interference pixel, after interference pixel identification for the first time, according to remote red in obtaining in real time Interference pixel in wave section image photograph dynamic monitoring image, real time monitoring when first obtain dynamic standard pixel and Dynamic pixel difference value, is calculated according to following formula:
Wherein,For the initial dynamic standard pixel of the pixel that need to judge when dynamic monitors,To need Dynamic standard pixel of the pixel of judgement when the f-1 times dynamic monitors, K1fThe mid and far infrared wave band obtained for the f times The pixel value of the pixel of judgement is needed after image gray processing,For pixel the moving when the f times dynamic monitors that need to be judged State official portrait vegetarian refreshments, λ are preset time coefficient, and the value between 0-1, temporal information is stronger, and the preset value of λ is bigger, S10To need Initial dynamic pixel difference value of the pixel of judgement when dynamic monitors,It is the pixel that need to judge at the f-1 times Dynamic pixel difference value when dynamic monitors, S1fDynamic pixel difference value when being monitored for the f times dynamic,For f-1 The pixel value of the pixel of judgement is needed after the mid and far infrared band image gray processing of secondary acquisition；
Judge whether pixel is interference pixel, is calculated according to following formula；
Wherein, μ is default judgement factor, and preset value is any number between 3 to 4, and the pixel if desired judged is in f Secondary dynamic meets above-mentioned formula when monitoring, and the pixel for needing to judge, to interfere pixel, is marked when the f times dynamic monitors Note；
Step A4, judge whether the mid and far infrared band image photo all pixels point obtained is interference picture using step A3 Vegetarian refreshments is labeled all interference pixels.
A kind of intelligent monitoring method for early warning based on satellite remote sensing system, comprising the following steps:
Receive mid and far infrared band image photo and near infrared band image photograph that satellite is sent；
The mid and far infrared band image photo is handled, to obtain in the mid and far infrared band image photo Mid and far infrared fire point, handles the near infrared band image photograph, to obtain in the near infrared band image photograph The combustion index of each pixel value point；
It is determined fiery point based on the mid and far infrared fire point and the combustion index, is based on GIS GIS-Geographic Information System Determining fire point is exported as fire behavior image；
The fire behavior image is shown, and controls warning device alarm.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the intelligent monitoring early warning system based on satellite remote sensing system；
Fig. 2 is the structural schematic diagram of the structure of image processing module；
Fig. 3 is the flow diagram of the intelligent monitoring method for early warning based on satellite remote sensing system；
Fig. 4 is the structural schematic diagram of charging circuit.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
The intelligent monitoring early warning system based on satellite remote sensing system that the embodiment of the invention provides a kind of, as shown in Figure 1 its Structural schematic diagram, including image receiver module, image processing module and image generation module；Described image receiving module is used for Mid and far infrared band image photo and near infrared band image photograph that satellite is sent are received, can be also used for receiving satellite transmission Ultraviolet light wave band, the different-wavebands such as visible light wave range image data.
Image processing module, centering far infrared band image photograph carry out processing and obtain in mid and far infrared band image photo Mid and far infrared fire point, near infrared band image photograph carry out processing obtain near infrared band image photograph in each pixel value The combustion index of point；
Image generation module is determined fiery point based on mid and far infrared fire point and combustion index, will determine that fire point is based on It is fire behavior image that GIS GIS-Geographic Information System, which carries out output,.
The effect and principle of above-mentioned technical proposal are:
The system is respectively handled satellite image data, first extraction mid and far infrared fire point information, secondly according to close The combustion index data of infrared band further promote detection accuracy, reject erroneous detection point, finally utilize other contrasting datas, finally Generate multichannel fire point information.When data deficiencies, mid and far infrared wave band data and near-infrared data can be used alone, corresponding The confidence level of fire point information can reduce.Other contrasting datas are only capable of compareing as auxiliary, will not be used alone.It should be distant based on satellite The image data for the different-waveband that the intelligent monitoring early warning system of sensing system is sent by reception satellite, image receiver module difference Far infrared fire point image photo and near infrared band image photograph are received, centering far infrared band image photograph carries out processing and obtains The mid and far infrared fire point in mid and far infrared band image photo is taken, processing is carried out near infrared band image photograph and obtains near-infrared Mid and far infrared fire point is combined with combustion index, obtains fire behavior by the combustion index of each pixel value point in band image photo Image.Have many advantages, such as that accuracy is high.
Since fire behavior image is exported based on GIS GIS-Geographic Information System, so that fire behavior image further includes following additional Information, additional information include fire point time of origin, longitude, latitude, open fire area, confidence level and satellite original image etc..
The satellite is stationary weather satellite --- FY-3, FY-4A (China), high score 2, high score 4, resource system of new generation The satellites such as column, high scape, using the state-of-the-art meteorological satellite technology in the world today, all by China's independent research.
In the conventional satellites remote sensing fire point monitoring business such as current forestry bureau, Chinese Ministry of Environmental Protection, polar orbiting meteorological satellite is mainly used.With The monitoring of polar orbiting meteorological satellite fire point is compared, and stationary weather satellite is with the obvious advantage in terms of fire puts monitoring, is mainly reflected in high spatial Resolution ratio, high time resolution, the observation several aspects of high-timeliness.
High spatial resolution: stationary weather satellite of new generation is significantly improved before comparing in the resolution ratio in each channel, If visible light is up to 500 meters, for the infrared channel of fire point monitoring, it is pervious 2 times or more, most that resolution ratio, which is 1000 meters, Small monitoring area is 300 square metres.
High time resolution: the moonscope frequency is 10 minutes, one day 142 times observation；It is monitored using the high frequency, it can be continuous Obtain fire point information, observe fire point active development, and polar orbiting meteorological satellite daily only 2 times observation.
Observation high-timeliness: satellite data is transmitted to grounded receiving station in several minutes from satellite, it is subsequent via radiation Correction, positioning correcting, projection transform and fire point sentence knowledge and acquisition of information, acquisition of information are put from satellite initial data to fire, entirely Process only lags 5 minutes, and timeliness is higher, and polar-orbiting satellite observation after the time generally at 1-2 hours.
Described image receiving module be also used to receive in ultraviolet band image photograph, visible light wave range image photograph and its Any one or more in all band image photograph.
In one embodiment, as shown in Fig. 2, described image processing module includes bright temperature value identification module and fire burning index Processing module, bright temperature value identification module mid and far infrared band image photo for identification obtain mid and far infrared band image photo In each pixel bright temperature value, by bright temperature value be greater than preset value pixel count as mid and far infrared fire point.Wherein preset value It can be any one in 350,400 and 500, i.e., then think the picture after the bright temperature value of pixel is greater than numerical value above Vegetarian refreshments is mid and far infrared fire point, it is possible to the point of fire occur.
Fire burning index processing module near infrared band image photograph for identification obtains each near infrared band image photograph The point statistics of rgb value in first preset range is the first combustion index, by the second preset range by the rgb value of a pixel The point statistics of interior rgb value is the second combustion index.Wherein rgb value can objectively react the state caught fire, such as say rgb value Indication range is " blue ", and wherein blue may be ocean, i.e. fire loss ratio is 0, such as says that rgb value indication range is " green ", Its Green may be trees, i.e. fire loss ratio may be constructed a histogram, near infrared band with regard to larger in the above manner The probability to catch fire under each pixel of image photograph.It can be preset, such as say that rgb value indication range is " blue Color " then thinks that the probability that it catches fire is 0, such as says that rgb value indication range is that " blue " then thinks that the probability that it catches fire is 0, example Think that probability that it catches fire is percent 50 if saying that rgb value indication range is " green ", such as says that rgb value indication range is " yellow " then thinks that probability that it catches fire is percent 70.
Bright temperature value is greater than 500 by image generation module, what rgb value obtained catch fire probability is greater than percent 50 overlapping point it is true It is set to and catches fire a little, the basis that then will catch fire is based on GIS GIS-Geographic Information System and export as fire behavior image.
In one embodiment, including navigation module, the navigation module are connected by communication unit and image generation module It connects, navigation module further includes political maps module and GPS positioning module；Navigation module obtains fire behavior image, determines fire behavior image The fire behavior geographic position data of point occurs for interior fire behavior, obtains navigation module current geographic position data based on GPS positioning module, Current geographic position data and fire behavior geographic position data are handled by political maps module, generate programme path.
Fire behavior can occur by navigation module position and the surrounding geographical environment of point, including water body, building, road point It is fire behavior image that cloth etc., which carries out output, judges that point topography occurs for fire behavior, and navigated accordingly, so that fire extinguishing personnel conveniently reach Occur to put out a fire at point to fire behavior.
In one embodiment, described image receiving module, image processing module and image generation module are located at In one monitoring and early warning server, the monitoring and early warning server is connected with satellite server and navigation module by communication unit respectively It connects；It is marked when described image generation module generates fire behavior image at the time of generating fire behavior image, monitoring and early warning server Carrying out output respectively by fire behavior image of the display end to different moments is fire behavior image.
It in one embodiment, further include automatic alarm module, the automatic alarm module is connect with image generation module, When there are fire behavior point occurs for the fire behavior image that automatic alarm module receives, automatic alarm module is carried out automatic by display end Display, alarm.Automatic alarm is able to carry out by automatic alarm module.
In one embodiment, the communication unit includes remote communication module and near-field communication module；It is described long-range logical News module is any one or more in 5G communication module, 4G communication module, 3G communication module and 2G communication module；It is described Near-field communication module is appointing in WIFI communication module, infrared communication module, Local network communication module and bluetooth communication module It anticipates one or more.
In one embodiment, the navigation module includes shell, is set to display screen, battery and place on shell Device is managed, the battery connect and is powered with display screen and development board respectively, and the display is connect with development board；Institute It states processor, communication module, GPS positioning module, political maps module to be integrated in respectively at the development board, the processor point Not Huo Qu fire behavior geographic position data and current geographic position data, by political maps module to current geographic position data and Fire behavior geographic position data is handled, and generating programme path and carrying out output in display screen is fire behavior image.
A kind of intelligent monitoring method for early warning based on satellite remote sensing system, as shown in Figure 3, comprising the following steps:
S1, image receiving step: the mid and far infrared band image photo and near infrared band image photograph that satellite is sent are received Piece.
S2, image processing step: centering far infrared band image photograph carries out processing and obtains mid and far infrared band image photograph Mid and far infrared fire point in piece carries out processing near infrared band image photograph and obtains each picture near infrared band image photograph The combustion index of element value point.
S3, image generation step: being determined fiery point based on mid and far infrared fire point and combustion index, will determine that fire puts base Carrying out output in GIS GIS-Geographic Information System is fire behavior image.The image photograph that wherein fire behavior image can be different-waveband is melted With at image.
S4, alarming step: showing fire behavior image and controls warning device alarm.Wherein type of alarm can be net Page platform alarm, short message telephone call, alarm bell device alarm etc..
In one embodiment, described image processing module can also centering far infrared band image photograph carry out interference because Element identification mark, so that image generation module not will receive the time for obtaining mid and far infrared band image photo when determining fire point Influence, will not be by the illumination in the mid and far infrared band image, the influence of the natural causes such as weather, to improve Determine accuracy rate when fire point, wherein centering far infrared band image photograph carries out disturbing factor and identifies that mark includes following step It is rapid:
Step A1, the identification of interference pixel for the first time, by the N before same position current point in time mid and far infrared wave bands Image photograph is arranged in chronological order, is formed one section of image/video, and described image video is carried out gray proces, is obtained Greyscale video.
Step A2, the mid and far infrared band image photo of the position current point in time is obtained, and by described image photo After carrying out gray processing, the interference pixel in described image photo is judged；
Wherein,For official portrait vegetarian refreshments, SNFor pixel difference value, KiThe pixel for needing to judge is in greyscale video The pixel value of i frame, the pixel that P K1 needs to judge are the probability for interfering pixel, and K1 is to need the pixel judged described Pixel value in image photograph after gray processing, the N of i=1,2,3 ... are interference pixel if P K1 is greater than 0.5, to changing pixel It is labeled.
The effect and principle of above-mentioned technical proposal are:
It can carry out that the identification of pixel is interfered to mark for the first time using step A2, so that being constructed without disturbing factor identification Area can be carried out the identification mark of first interference pixel, construct a first identification model, obtain and judge for the first time Interfere the result of pixel.
Step A3, dynamic monitor interference pixel, after interference pixel identification for the first time, according to remote red in obtaining in real time Interference pixel in wave section image photograph dynamic monitoring image, real time monitoring when first obtain dynamic standard pixel and Dynamic pixel difference value；
Wherein,For the initial dynamic standard pixel of the pixel that need to judge when dynamic monitors,To need Dynamic standard pixel of the pixel of judgement when the f-1 times dynamic monitors, K1fThe mid and far infrared wave band obtained for the f times The pixel value of the pixel of judgement is needed after image gray processing,For pixel the moving when the f times dynamic monitors that need to be judged State official portrait vegetarian refreshments, λ are preset time coefficient, and the value between 0-1, temporal information is stronger, and λ preset value is bigger, S10For that need to sentence Initial dynamic pixel difference value of the disconnected pixel when dynamic monitors,Pixel for that need to judge is moved at the f-1 times Dynamic pixel difference value when state monitors, S1fDynamic pixel difference value when being monitored for the f times dynamic,It is the f-1 times The pixel value of the pixel of judgement is needed after the mid and far infrared band image gray processing of acquisition；
Next, it is determined that whether pixel is interference pixel；
Wherein, μ is default judgement factor, and preset value is any number between 3 to 4, and the pixel if desired judged is in f Secondary dynamic meets above-mentioned formula when monitoring, and the pixel for needing to judge, to interfere pixel, is marked when the f times dynamic monitors Note；
Step A4, judge whether the mid and far infrared band image photo all pixels point obtained is interference picture using step A3 Vegetarian refreshments is labeled all interference pixels, so that completing centering far infrared band image photograph carries out disturbing factor identification Mark.
The effect and principle of above-mentioned technical proposal are:
It can be to the mid and far infrared band image photo disturbing factor identification mark got, to make using above-mentioned technology Obtain the shadow that the image by image processing module processing is not in the factors such as time, atmospheric environment, weather, locating geographical location Ring and influence determine fire point when accuracy, improve determine fire point accuracy rate, simultaneously because in the above-described techniques to interference picture Vegetarian refreshments is marked so that determine fire point when, do not need to be labelled with pixel be determined fire point operation so that determine It is more efficient when fire point；
Meanwhile above-mentioned technology does not need artificial intervention, workload can be greatly reduced, and for the same of same position One pixel is able to carry out dynamic and monitors, and makes it possible to dynamically obtain the region for interfering pixel, so that disturbing factor identifies Timeliness it is stronger, and during Dynamic Recognition, only needed to obtain the value of current value and a upper time point every time, and be not required to Will all history values so that Dynamic Recognition becomes simple.
The navigation module further includes solar energy power generating plate, the photovoltaic power generation plate by a charging circuit with it is described Battery connection, as shown in figure 4, the charging circuit includes sequentially connected rectification module Z1, conversion module Z2 and compensation Module Z3, wherein rectification module Z1 is connect with photovoltaic power generation plate, conversion module Z2 respectively with rectification module Z1 and compensating module Z3 Connection, compensating module Z3 are connect with battery, and the electric current that photovoltaic power generation plate issues carries out rectification processing by rectification module Z1, so Direct current is converted alternating current to by conversion module Z2 afterwards, finally processing is compensated by compensating module Z3, so that electric power storage Pond obtains stable DC input, achievees the purpose that solar energy power generating plate to battery constant charge and effect.
Wherein rectification module includes terminal A and terminal B, and terminal A and terminal B connect with the anode and cathode of battery respectively It connects, by the first commutation capacitor C11 connection between terminal A and terminal B, the terminal A rectifies triode Q11 and the with first One dead resistance R11 series connection ground connection, terminal A are connect with the emitter of the second rectification triode Q12, the second rectification triode Q12 Ground level with first rectification triode Q11 ground level connect, first rectification triode Q11 and second rectify triode Q12 company Connect node with respectively with third rectification triode Q11 and third dead resistance R13 connect, third rectification triode Q11 base Grade is connect with the collector of the first rectification triode Q11, and second rectifies the collector and the first inductor rectifier L1 of triode Q12 Node is arranged in series with second resistance R12 and the second capacitor C12, and the first inductor rectifier L1 is connect with the second rectification triode Q12 Node connect with the first rectifier diode D11, between the first inductor rectifier L1 and ground by third commutation capacitor C13 be grounded, Pass through the 4th dead resistance R14 and the second rectifier diode D12 connection, the 4th dead resistance between first inductor rectifier L1 and ground The node of R14 and the second rectifier diode D12 are connect with the emitter of the 4th rectification triode Q14, the 4th rectification triode Q14 Collector connect with third dead resistance R13, the 4th rectification triode Q14 ground level with variable resistance function the 6th Dead resistance R16 connection, the 6th dead resistance R16 are connect with the 5th dead resistance R15 and the 7th dead resistance R17 respectively, the Seven dead resistance R17 are connect with exit point D, and the 5th dead resistance R15 is connect with exit point C.
The effect and principle of above-mentioned technical proposal are:
The purpose that rectification is played by the electric current that rectification module can input battery, when the rectification module input current When, first rectification triode Q11, second rectification triode Q12, third rectification triode Q13, the 4th rectification triode Q14 by It being connected in emitter forward, after third rectifies triode Q13 conducting, the ground level current potential of the second rectification triode Q12 is increased, First rectification triode Q11 and the second rectification triode Q12 end since emitter is reverse-biased, and third rectifies triode Q13's Base current flows to the second commutation capacitor C2 and charges, and as the second commutation capacitor C2 quantity of electric charge increases, third rectifies three poles Pipe Q13 ground level potential duration increases, and causes its emitter junction reverse-biased, and third, which rectifies triode Q13 and is in, stops on state.Then The ground level current potential of second commutation capacitor C2 reduces, the ground level potential drop of the first rectification triode Q11 and the second rectification triode Q12 Low, the first rectification triode Q11 and the second rectification triode Q12 become off state, and then second rectify triode Q12's Ground level current potential reduce, first rectification triode Q11 and second rectification triode Q12 become being connected from ending, rectification module it is defeated Enter end to be powered detection circuit to inductance L, third commutation capacitor C13 formation rectification module output end.At this point, the second rectification Capacitor C12 passes through the second dead resistance R12, third dead resistance R13, the 4th rectification triode Q14 and the first rectifier diode D11 electric discharge, so that the ground level current potential of third rectification triode Q13 reduces, third rectifies triode Q13 ground level potential drop down to one When determining degree, third rectification triode Q13 is connected again, the first rectification triode Q11 and the second rectification triode Q12 cut-off, Inductance L starts to discharge to the output end of rectification module, and electric current is kept to stablize, which repeats, and reaches rectification module progress The purpose and effect of rectification.
Conversion module Z2, including diode D21, diode D22, diode D23, diode D24, wherein diode D21, diode D22, diode D23 and diode D24 constitute rectifier bridge, the input terminal of rectifier bridge respectively with rectification module Exit point C is connected with exit point D.
Temperature compensation module includes the first temperature compensation resistance R31, the second temperature compensation resistance R32 and the third temperature compensation being arranged in series Resistance R33, wherein the node of the first temperature compensation resistance R31 and the second temperature compensation resistance R32 are connected with temperature photo resistance R30, ground connection is set It sets；Amplifier U1 is put in the node and the 4th temperature compensation resistance R34 of second temperature compensation resistance R32 and third temperature compensation resistance R33 and operation Positive input connection, operation puts the reverse input end of amplifier U1 and puts amplifier with operation by the 5th temperature compensation resistance R35 The output end of U1 connects, and the anode of the output end of amplifier U1 and the node of the 5th temperature compensation electronics R35 and thyristor D32 is put in operation Connection, the cathode of thyristor D32 connect with battery, the connecting node of thyristor D32 and battery respectively with temperature compensation capacitor R31 It is connected with temperature compensation capacitor R32.
The effect and principle of above-mentioned technical proposal are:
The temperature drift of photo resistance R30 in temperature-compensation circuit is a linearity curve, when temperature is higher, the sun The output electric current of energy photovoltaic power generation plate is higher, and the resistance value of photo resistance R30 is also higher at this time, photo resistance R30 and the second temperature compensation The equivalent resistance that resistance R32 and third temperature compensation resistance R33 is constituted is higher, so that the resistance value liter of entire temperature-compensation circuit Height, and exported by the output circuit that amplifier U1 composition is put in operation, reach the purpose and effect for carrying out temperature-compensating, makes Battery can obtain stable input current.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to include these modifications and variations.