CN110110641A - A kind of the unmanned plane monitoring method and system of Basin-wide flood scene - Google Patents

A kind of the unmanned plane monitoring method and system of Basin-wide flood scene Download PDF

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CN110110641A
CN110110641A CN201910355047.2A CN201910355047A CN110110641A CN 110110641 A CN110110641 A CN 110110641A CN 201910355047 A CN201910355047 A CN 201910355047A CN 110110641 A CN110110641 A CN 110110641A
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remote sensing
basin
unmanned plane
sensing image
image
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CN110110641B (en
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雷添杰
付健
李杨
张亚珍
程子懿
袁满
王嘉宝
宫阿都
程慧
李翔宇
黄锦涛
李曙光
王维平
张炬
李世灿
秦景
冯杰
李爱丽
庞治国
杨轶龙
周沅璟
汪洋
刘中伟
万金红
徐静
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China Institute of Water Resources and Hydropower Research
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China Institute of Water Resources and Hydropower Research
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Priority to GB2019092.2A priority patent/GB2590192B/en
Priority to PCT/CN2020/087706 priority patent/WO2020221284A1/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
    • H04N7/185Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source from a mobile camera, e.g. for remote control
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00Pattern recognition
    • G06F18/20Analysing
    • G06F18/25Fusion techniques
    • G06F18/251Fusion techniques of input or preprocessed data
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/40Extraction of image or video features
    • G06V10/46Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • G06V10/462Salient features, e.g. scale invariant feature transforms [SIFT]
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/10Terrestrial scenes
    • G06V20/13Satellite images
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/10Terrestrial scenes
    • G06V20/17Terrestrial scenes taken from planes or by drones
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/181Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources

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Abstract

The invention discloses a kind of unmanned plane monitoring method of Basin-wide flood scene and systems.The present invention is based on the first UAV system and multiple second UAV system, obtain panoramic video, remote sensing image and the point cloud data image of Basin-wide flood scene, then real-time monitoring is carried out to flood scene according to panoramic video, and the land use pattern flooded is extracted in remote sensing image and point cloud data image, and the submergence ratio and depth of immersion of every kind of land use pattern, realize timely, accurate and inexpensive Basin-wide flood disaster scene detection.

Description

A kind of the unmanned plane monitoring method and system of Basin-wide flood scene
Technical field
The present invention relates to flood monitor field, in particular to the unmanned plane monitoring method of a kind of Basin-wide flood scene and it is System.
Background technique
China is the country that flood takes place frequently, and wherein Basin-wide flood disaster is especially frequent, grave danger numerous people The security of the lives and property of the masses.For example, 1991, yangtse-huaihe region by especially big Basin-wide flood disaster, cause 2.3 hundred million people by Calamity, 19,300,000 people are besieged by flood, 4,250,000 hectares of disaster affected farmland, damage between house 6,050,000, more than 200 hundred million kilograms of underproduction grain, Direct economic loss is up to more than 500 hundred million yuan (China National Committee of the International Decade for Natural Disaster Reduction, 1991).Therefore, Basin-wide flood is carried out in a deep going way Disaster scene detection research, the important component for the research that is not only to prevent and reduce natural disasters, watershed plan for flood control, rivers floodplain soil A significance is had in the reasonable utilization and regional economy sustainable development etc. on ground.
Traditional disaster investigation and assessment is mainly dependent on ground investigation, and the condition of a disaster data are influenced and " water by human factor Divide larger ", authenticity is not high.Although satellite remote sensing technology has biggish objectivity in terms of disaster investigation and assessment, defend Star remote sensing technology limits larger because of the factor that the limitation of satellite revisiting period, cloud covering influence in terms of timeliness.Manned aircraft Have the characteristics that independence is strong, maneuverability, is so far still a kind of important remote sensing platform, in Natural Disaster Evaluation investigation etc. Aspect also often plays the effect for being difficult to substitute, but since use cost is larger, limits it and be widely used.How to provide and When, accurate and inexpensive Basin-wide flood disaster scene detection become a technical problem urgently to be resolved.
Summary of the invention
The object of the present invention is to provide a kind of unmanned plane monitoring method of Basin-wide flood scene and system, to realize and When, accurate and inexpensive Basin-wide flood disaster scene detection.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of unmanned plane monitoring method of Basin-wide flood scene, and the monitoring method includes following step It is rapid:
The panoramic video of shooting Basin-wide flood scene is obtained by the first UAV system;
According to the actual scene of the panoramic video real-time monitoring Basin-wide flood;
By multiple second UAV system, multiple remote sensing image collection and multiple point cloud data image sets are obtained;Each The remote sensing image collection that two UAV system obtain includes that second UAV system puts the multiple distant of acquisition in different times Feel image;The point cloud data image set that each second UAV system obtains includes second UAV system when different Between put multiple point cloud data images of acquisition;
By the point cloud data image joint in multiple point cloud data image sets at synthetic point cloud image data;
It is distant according to the synthetic point cloud image data and the land cover pattern point cloud data in geographical spatial data cloud database Sense image carries out Image registration and intuitively compares, and determines the land use pattern flooded;
The remote sensing image that multiple remote sensing images are concentrated is spliced into synthesis remote sensing image;
The submergence ratio and depth of immersion of every kind of land use pattern are determined according to the synthesis remote sensing image.
Optionally, the remote sensing image that multiple remote sensing images are concentrated is spliced into synthesis remote sensing image, specifically includes:
Using SURF algorithm and HSI (Hue-Saturation-Intensity (Lightness)) color model to multiple The remote sensing image that remote sensing image is concentrated slightly is matched, and multiple thick match points are obtained;
Multiple thick match points are purified using RANSAC algorithm, thick after obtaining multiple purifications With point;
Smart matching is carried out to the thick match point after multiple purifications using least square method, obtains multiple smart match points;
Based on multiple smart match points, the remote sensing image that multiple remote sensing images are concentrated is spliced by conjunction using interpolation method At remote sensing image.
Optionally, described that the remote sensing image that multiple remote sensing images are concentrated is carried out using SURF algorithm and HSI color model Thick matching, obtains multiple thick match points, specifically includes:
Construct the scale space of each remote sensing image;
The Hessian matrix for establishing and solving the scale space of each remote sensing image obtains multiple features of each remote sensing image Point;
Construct description of each characteristic point;
According to the HSI color model, the color data of each characteristic point is added to description of the characteristic point, is obtained To color description of each characteristic point;
According to the color description of each characteristic point, determine the characteristic point whether be remote sensing image overlapping region feature Point chooses thick match point of the characteristic point of overlapping region as the remote sensing image being overlapped.
Optionally, described that the submergence ratio of every kind of land use pattern is determined according to the synthesis remote sensing image and floods depth Degree, specifically includes:
According to the synthesis remote sensing image, the digital elevation model of basin flood scene is established;
Digital elevation model before the digital elevation model of the basin flood scene and the flood in the basin is compared, Determine the submergence ratio and depth of immersion of every kind of land use pattern.
Optionally, the land use pattern includes one or more of settlement place, road, bridge and arable land.
A kind of unmanned plane monitoring system of Basin-wide flood scene, the monitoring system include:
First UAV system, multiple second UAV system and ground control and data processing centre;
First UAV system and multiple second UAV system and ground control and Data processing The heart is wirelessly connected;
First UAV system includes the first unmanned plane, video camera and the first wireless data transfer module, described Video camera and first wireless data transfer module are mounted on first unmanned plane;
The video camera is by first wireless data transfer module and the ground controls and data processing centre It is wirelessly connected;The video camera is used to shoot the panoramic video of the Basin-wide flood scene, and the panoramic video is led to It crosses first wireless data transfer module and is sent to the ground control and data processing centre;
Second UAV system includes the second unmanned plane, mapping camera, laser radar and the second wireless data transmission Module;
The mapping camera, the laser radar and second wireless data transfer module be mounted on described second nobody On machine;
The mapping camera and the laser radar pass through second wireless data transfer module and the ground respectively Control and data processing centre are wirelessly connected, and the mapping camera is used to obtain the remote sensing image collection of Basin-wide flood scene, and The remote sensing image collection is sent to the ground control and data processing centre by the wireless data transfer module;It is described Laser radar passes through the second wireless data transfer module for obtaining point cloud data image set, and by the point cloud data image set It is sent to the ground control and data processing centre;
The ground control and data processing centre are used for according to the scene video, the remote sensing image collection and the point Cloud image data collection obtains the actual scene of Basin-wide flood, the land use pattern flooded and every kind of land use pattern Submergence ratio and depth of immersion;
First unmanned plane of first UAV system and the second unmanned plane of multiple second UAV system point It is not wirelessly connected with ground control and data processing centre;The ground control and data processing centre are also used to control institute State the flight of the first unmanned plane and multiple second unmanned planes.
Optionally, flying overhead of first unmanned plane in multiple second unmanned planes;Multiple described second nobody Machine flies at equal intervals side by side in sustained height.
Optionally, first unmanned plane be parallel to each other with multiple second unmanned planes and it is synchronous along the figure of eight fly The flight of walking along the street line.
Optionally, first UAV system further include: infrared video camera, the infrared video camera are mounted on institute It states on the first unmanned plane, the infrared video camera is controlled by first wireless data transfer module and the ground and number It is connected according to processing center.
Optionally, second UAV system further include: infrared photography camera, the infrared photography camera are mounted on institute It states on the second unmanned plane, the infrared photography camera is connected by the wireless data transfer module and the output processing center It connects.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
The invention discloses a kind of unmanned plane monitoring method of Basin-wide flood scene and systems.The present invention is based on the first nothings Man-machine system and multiple second UAV system obtain panoramic video, remote sensing image and the point cloud data of Basin-wide flood scene Then image carries out real-time monitoring to flood scene according to panoramic video, and extracts in remote sensing image and point cloud data image The submergence ratio and depth of immersion of the land use pattern flooded and every kind of land use pattern, realize it is timely, accurate and The Basin-wide flood disaster scene detection of low cost.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings Obtain other attached drawings.
Fig. 1 is a kind of flow chart of the unmanned plane monitoring method of Basin-wide flood scene provided by the invention;
Fig. 2 is the process that the remote sensing image provided by the invention for concentrating multiple remote sensing images is spliced into synthesis remote sensing image Figure;
Fig. 3 is that a kind of unmanned plane of Basin-wide flood scene provided by the invention monitors the structure chart of system.
Specific embodiment
The object of the present invention is to provide a kind of unmanned plane monitoring method of Basin-wide flood scene and system, to realize and When, accurate and inexpensive Basin-wide flood disaster scene detection.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Mode is applied to be described in further detail invention.
As shown in Figure 1, a kind of unmanned plane monitoring method of Basin-wide flood scene, the monitoring method includes following step It is rapid:
Step 101, the panoramic video of shooting Basin-wide flood scene is obtained by the first UAV system.
Step 102, according to the actual scene of the panoramic video real-time monitoring Basin-wide flood.
Step 103, by multiple second UAV system, multiple remote sensing image collection and multiple point cloud data images are obtained Collection;The remote sensing image collection that each second UAV system obtains includes that second UAV system puts acquisition in different times Multiple remote sensing images;The point cloud data image set that each second UAV system obtains includes that second UAV system exists Multiple point cloud data images that different time points obtains.
Step 104, by the point cloud data image joint in multiple point cloud data image sets at synthesis point cloud data shadow Picture.It is identical that its joining method and the remote sensing image for concentrating multiple remote sensing images are spliced into the synthesis method of remote sensing image.
Step 105, according to the land cover pattern point in the synthetic point cloud image data and geographical spatial data cloud database Cloud data remote sensing image carries out Image registration and intuitively compares, and determines the land use pattern flooded.
Step 106, the remote sensing image that multiple remote sensing images are concentrated is spliced into synthesis remote sensing image.As shown in Fig. 2, described It by the point cloud data image joint in multiple point cloud data image sets at synthetic point cloud image data, specifically includes: using SURF algorithm and HSI color model slightly match the remote sensing image that multiple remote sensing images are concentrated, and obtain multiple thick match points; Multiple thick match points are purified using RANSAC algorithm, the thick match point after obtaining multiple purifications;It adopts Smart matching is carried out to the thick match point after multiple purifications with least square method, obtains multiple smart match points;Based on multiple institutes Smart match point is stated, the remote sensing image that multiple remote sensing images are concentrated is spliced by synthesis remote sensing image using interpolation method.
Wherein, the remote sensing image that multiple remote sensing images are concentrated slightly is matched using SURF algorithm and HSI color model, Multiple thick match points are obtained, are specifically included: constructing the scale space of each remote sensing image;It establishes and solves each remote sensing image The Hessian matrix of scale space obtains multiple characteristic points of each remote sensing image;Construct description of each characteristic point;According to institute HSI color model is stated, the color data of each characteristic point is added to description of the characteristic point, obtains each characteristic point Color description;According to the color description of each characteristic point, determine whether the characteristic point is remote sensing image overlapping region Characteristic point chooses thick match point of the characteristic point of overlapping region as the remote sensing image being overlapped.
Step 107, the submergence ratio and depth of immersion of every kind of land use pattern are determined according to the synthesis remote sensing image; It specifically includes: according to the synthesis remote sensing image, establishing the digital elevation model of basin flood scene;By basin flood field Digital elevation model before the digital elevation model of scape and the flood in the basin compares, and determines flooding for every kind of land use pattern Do not have range and depth of immersion.
As shown in figure 3, the present invention also provides a kind of unmanned planes of Basin-wide flood scene to monitor system, the monitoring system Include:
First UAV system 1, multiple second UAV system 2 and ground control and data processing centre 3;Wherein, institute The first UAV system 1 and multiple second UAV system 2 is stated wirelessly to connect with ground control and data processing centre 3 It connects;
First UAV system 1 includes the first unmanned plane, video camera and the first wireless data transfer module, described Video camera and first wireless data transfer module are mounted on first unmanned plane;
The video camera is by first wireless data transfer module and the ground controls and data processing centre It is wirelessly connected;The video camera is used to shoot the panoramic video of the Basin-wide flood scene, and the panoramic video is led to It crosses first wireless data transfer module and is sent to the ground control and data processing centre;
Second UAV system 2 includes the second unmanned plane, mapping camera, laser radar and the second wireless data transmission Module;
The mapping camera, the laser radar and second wireless data transfer module be mounted on described second nobody On machine;
The mapping camera and the laser radar pass through second wireless data transfer module and the ground respectively Control and data processing centre are wirelessly connected, and the mapping camera is used to obtain the remote sensing image collection of Basin-wide flood scene, and The remote sensing image collection is sent to the ground control and data processing centre by the wireless data transfer module;It is described Laser radar passes through the second wireless data transfer module for obtaining point cloud data image set, and by the point cloud data image set It is sent to the ground control and data processing centre 3;
The ground control and data processing centre are used for according to the scene video, the remote sensing image collection and the point Cloud image data collection obtains the actual scene of Basin-wide flood, the land use pattern flooded and every kind of land use pattern Submergence ratio and depth of immersion;
First unmanned plane of first UAV system and the second unmanned plane of multiple second UAV system point It is not wirelessly connected with ground control and data processing centre;The ground control and data processing centre are also used to control institute State the flight of the first unmanned plane and multiple second unmanned planes;Specifically, control first unmanned plane and multiple described the Two unmanned planes make first unmanned plane in the flying overhead of multiple second unmanned planes;Multiple second unmanned planes exist Sustained height flies at equal intervals side by side, and first unmanned plane is made to be parallel to each other with multiple second unmanned planes and synchronous Along figure of eight flight path fly.
In order to ensure shooting at night, first UAV system 1 further include: infrared video camera, the infrared video Camera is mounted on first unmanned plane, the infrared video camera by first wireless data transfer module with it is described Ground control and data processing centre 3 connect.Second UAV system 2 further include: infrared photography camera, it is described infrared to take the photograph Shade machine is mounted on second unmanned plane, the infrared photography camera by the wireless data transfer module with it is described defeated Processing center 3 connects out.
As it can be seen that unmanned plane of the invention monitors system, it is contemplated that Basin-wide flood is wide with coverage, outburst is rapid Feature, therefore while being monitored using unmanned aerial vehicle remote sensing, should fully consider cruise duration and the load-carrying ability of unmanned airborne platform. The present invention is respectively completed large scale macroscopic monitoring (the first UAV system) and small scale using the unmanned plane of two kinds of different models Fine monitoring (multiple second UAV system), the two matches, Xiang Fuxiang.Specific arrangement be with cruise duration it is longer and carry The biggish intermediate range unmanned plane of lotus ability (the first UAV system) is used as main platform, completes large scale macroscopic monitoring, with continuation of the journey Time is shorter and the lesser short range unmanned plane of load-carrying ability (multiple second UAV system) is used as assistance platform, realizes severely afflicated area Basin fine monitoring.To meet the needs of flood real-time dynamic monitoring, high definition is carried on the first unmanned plane and monitors video camera, is obtained Take the real time video data in disaster area;Aerial mapping camera is carried on second unmanned plane, obtains the real time image data in disaster area;To obtain Dem data in the region of basin is taken, high-precision lightweight laser radar can be carried.To ensure that night can also be monitored disaster area, Also it needs to be equipped with corresponding infrared photography camera and infrared video camera.Unmanned plane monitoring each of system of offer of the invention sets Standby parameter is as shown in table 1.
The parameter list of each equipment of the unmanned plane monitoring system of 1 Basin-wide flood scene of table
The invention discloses a kind of unmanned plane monitoring method of Basin-wide flood scene and systems.The present invention is based on the first nothings Man-machine system and multiple second UAV system obtain panoramic video, remote sensing image and the point cloud data of Basin-wide flood scene Then image carries out real-time monitoring to flood scene according to panoramic video, and extracts in remote sensing image and point cloud data image The submergence ratio and depth of immersion of the land use pattern flooded and every kind of land use pattern, realize it is timely, accurate and The Basin-wide flood disaster scene detection of low cost.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For system disclosed in embodiment For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part It is bright.
Specific examples are used herein to describe the principles and implementation manners of the present invention, the explanation of above embodiments Method and its core concept of the invention are merely used to help understand, described embodiment is only that a part of the invention is real Example is applied, instead of all the embodiments, based on the embodiments of the present invention, those of ordinary skill in the art are not making creation Property labour under the premise of every other embodiment obtained, shall fall within the protection scope of the present invention.

Claims (10)

1. a kind of unmanned plane monitoring method of Basin-wide flood scene, which is characterized in that the monitoring method includes the following steps:
The panoramic video of shooting Basin-wide flood scene is obtained by the first UAV system;
According to the actual scene of the panoramic video real-time monitoring Basin-wide flood;
By multiple second UAV system, multiple remote sensing image collection and multiple point cloud data image sets are obtained;Each second nothing The remote sensing image collection that man-machine system obtains includes multiple remote sensing shadows that second UAV system puts acquisition in different times Picture;The point cloud data image set that each second UAV system obtains includes second UAV system point in different times The multiple point cloud data images obtained;
By the point cloud data image joint in multiple point cloud data image sets at synthetic point cloud image data;
According to the land cover pattern point cloud data remote sensing shadow in the synthetic point cloud image data and geographical spatial data cloud database It is intuitively compared as carrying out Image registration, determines the land use pattern flooded;
The remote sensing image that multiple remote sensing images are concentrated is spliced into synthesis remote sensing image;
The submergence ratio and depth of immersion of every kind of land use pattern are determined according to the synthesis remote sensing image.
2. the unmanned plane monitoring method of flood scene in basin according to claim 1, which is characterized in that it is described will be multiple distant Remote sensing image in sense image set is spliced into synthesis remote sensing image, specifically includes:
The remote sensing image that multiple remote sensing images are concentrated slightly is matched using SURF algorithm and HSI color model, is obtained multiple Thick match point;
Multiple thick match points are purified using RANSAC algorithm, the thick matching after obtaining multiple purifications Point;
Smart matching is carried out to the thick match point after multiple purifications using least square method, obtains multiple smart match points;
Based on multiple smart match points, it is distant that the remote sensing image that multiple remote sensing images are concentrated is spliced by synthesis using interpolation method Feel image.
3. a kind of unmanned plane monitoring method of basin flood scene according to claim 2, which is characterized in that the use SURF algorithm and HSI color model slightly match the remote sensing image that multiple remote sensing images are concentrated, and obtain multiple thick match points, It specifically includes:
Construct the scale space of each remote sensing image;
The Hessian matrix for establishing and solving the scale space of each remote sensing image obtains multiple characteristic points of each remote sensing image;
Construct description of each characteristic point;
According to the HSI color model, the color data of each characteristic point is added to description of the characteristic point, is obtained every Color description of a characteristic point;
According to the color description of each characteristic point, determine the characteristic point whether be remote sensing image overlapping region characteristic point, Choose thick match point of the characteristic point of overlapping region as overlapped remote sensing image.
4. the unmanned plane monitoring method of flood scene in basin according to claim 1, which is characterized in that described according to Synthesis remote sensing image determines the submergence ratio and depth of immersion of every kind of land use pattern, specifically includes:
According to the synthesis remote sensing image, the digital elevation model of basin flood scene is established;
Digital elevation model before the digital elevation model of the basin flood scene and the flood in the basin is compared, is determined The submergence ratio and depth of immersion of every kind of land use pattern.
5. the unmanned plane monitoring method of flood scene in basin according to claim 1, which is characterized in that the land use Type includes one or more of settlement place, road, bridge and arable land.
6. the unmanned plane of Basin-wide flood scene a kind of monitors system, which is characterized in that the monitoring system includes:
First UAV system, multiple second UAV system and ground control and data processing centre;
First UAV system and multiple second UAV system and the ground control and data processing centre without Line connection;
First UAV system includes the first unmanned plane, video camera and the first wireless data transfer module, the video Camera and first wireless data transfer module are mounted on first unmanned plane;
The video camera is controlled by first wireless data transfer module with the ground and data processing centre is wireless Connection;The video camera is used to shoot the panoramic video of the Basin-wide flood scene, and the panoramic video is passed through institute It states the first wireless data transfer module and is sent to the ground control and data processing centre;
Second UAV system includes the second unmanned plane, mapping camera, laser radar and the second wireless data transfer module;
The mapping camera, the laser radar and second wireless data transfer module are mounted on second unmanned plane On;
The mapping camera and the laser radar pass through second wireless data transfer module respectively and the ground controls And data processing centre is wirelessly connected, the mapping camera is used to obtain the remote sensing image collection of Basin-wide flood scene, and by institute It states remote sensing image collection and the ground control and data processing centre is sent to by the wireless data transfer module;The laser Radar is sent for obtaining point cloud data image set, and by the point cloud data image set by the second wireless data transfer module To ground control and data processing centre;
The ground control and data processing centre are used for according to the scene video, the remote sensing image collection and described cloud number According to image set, the actual scene of Basin-wide flood is obtained, the land use pattern flooded and every kind of land use pattern are flooded Do not have range and depth of immersion;
First unmanned plane of first UAV system and the second unmanned plane of multiple second UAV system respectively with The ground control and data processing centre are wirelessly connected;Ground control and data processing centre are also used to control described the The flight of one unmanned plane and multiple second unmanned planes.
7. the unmanned plane of Basin-wide flood scene according to claim 6 monitors system, which is characterized in that first nothing The man-machine flying overhead in multiple second unmanned planes;Multiple second unmanned planes fly at equal intervals side by side in sustained height Row.
8. the unmanned plane of flood scene in basin according to claim 7 monitors system, which is characterized in that described first nobody Machine be parallel to each other with multiple second unmanned planes and it is synchronous along figure of eight flight path fly.
9. the unmanned plane of Basin-wide flood scene according to claim 6 monitors system, which is characterized in that first nothing Man-machine system further include: infrared video camera, the infrared video camera are mounted on first unmanned plane, the infrared view Frequency camera is controlled by first wireless data transfer module with the ground and data processing centre connect.
10. the unmanned plane of Basin-wide flood scene according to claim 6 monitors system, which is characterized in that described second UAV system further include: infrared photography camera, the infrared photography camera is mounted on second unmanned plane, described infrared Photographic camera is connect by the wireless data transfer module with the output processing center.
CN201910355047.2A 2019-04-29 2019-04-29 Unmanned aerial vehicle monitoring method and system for watershed flooding scene Active CN110110641B (en)

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Application Number Priority Date Filing Date Title
CN201910355047.2A CN110110641B (en) 2019-04-29 2019-04-29 Unmanned aerial vehicle monitoring method and system for watershed flooding scene
GB2019092.2A GB2590192B (en) 2019-04-29 2020-04-29 Unmanned aerial vehicle (UAV)-based monitoring method and system for basin-wide flood
PCT/CN2020/087706 WO2020221284A1 (en) 2019-04-29 2020-04-29 Unmanned aerial vehicle monitoring method and system for basin-wide flood scene

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CN201910355047.2A CN110110641B (en) 2019-04-29 2019-04-29 Unmanned aerial vehicle monitoring method and system for watershed flooding scene

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CN110110641A true CN110110641A (en) 2019-08-09
CN110110641B CN110110641B (en) 2020-11-27

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