CN116095278A - Video monitoring rapid positioning method, system and storage medium for transformer substation - Google Patents
Video monitoring rapid positioning method, system and storage medium for transformer substation Download PDFInfo
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- CN116095278A CN116095278A CN202310112480.XA CN202310112480A CN116095278A CN 116095278 A CN116095278 A CN 116095278A CN 202310112480 A CN202310112480 A CN 202310112480A CN 116095278 A CN116095278 A CN 116095278A
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Abstract
The invention discloses a video monitoring rapid positioning method, a video monitoring rapid positioning system and a storage medium for a transformer substation, which comprise the following steps: selecting a first target monitoring unit from substation using equipment according to the monitoring signal, wherein the first target monitoring unit corresponds to a target monitoring point; obtaining a distance value to be observed between each shooting camera and a target monitoring point; determining a shooting camera meeting adjustment as an observation camera; acquiring a current simulated observation angle of each observation camera; acquiring a simulated effective collision distance value of each observation camera based on the current simulated observation angle of the corresponding observation camera; and determining the observation camera meeting the adjustment as a target camera. The video monitoring rapid positioning method for the transformer substation solves the technical problem that in the existing transformer substation maintenance process, a corresponding camera is difficult to find to conduct target monitoring on fault equipment or other equipment in the transformer substation.
Description
Technical Field
The invention relates to the technical field of transformer substation maintenance, in particular to a video monitoring rapid positioning method, a video monitoring rapid positioning system and a storage medium for a transformer substation.
Background
Unattended operation and remote monitoring are important development directions of transformer substations in China in recent years. Remote video monitoring is currently one of the most effective means of achieving remote visual monitoring. By deploying a large number of rotatable cameras in the substation, when an alarm or other monitoring needs occur in the substation, the cameras near the target area can be aimed at the target, and remote video monitoring is achieved by calling the camera video.
How to find the corresponding cameras in the massive cameras to perform target monitoring is a practical application difficulty which needs to be solved in an urgent way.
Disclosure of Invention
The video monitoring rapid positioning method, the video monitoring rapid positioning system and the storage medium for the transformer substation solve the technical problem that in the existing transformer substation maintenance process, a corresponding camera is difficult to find to conduct target monitoring on fault equipment in the transformer substation.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a video monitoring quick positioning method for a transformer substation comprises the following steps: s10, establishing a position association relation between a shooting camera and substation equipment; s20, selecting a first target monitoring unit from substation use equipment according to a monitoring signal, wherein the first target monitoring unit corresponds to a target monitoring point; s30, acquiring a distance value to be observed between each shooting camera and the target monitoring point according to the target monitoring point; s40, if the distance value to be observed is within the effective observation distance value range of the shooting camera, determining that the shooting camera is an observation camera; s50, taking a rotation pivot of each observation camera as a center point and taking a target monitoring point as a target point, and acquiring a current simulated observation angle of each observation camera; s60, acquiring a simulated effective collision distance value of a corresponding observation camera based on a current simulated observation angle of each observation camera according to the gesture effective observation distance information of each shooting camera, wherein the simulated effective collision distance value of the shooting camera relative to each first target monitoring unit under various preset gestures is preset in the gesture effective observation distance information of each shooting camera; and S70, if the distance value to be observed is in the range of the simulated effective collision distance value, determining that the observation camera is the target camera.
Further, the method also comprises a step S80, wherein the first target monitoring unit is observed by the target camera with a times of magnification by taking the current simulated observation angle of the target camera as the actual observation angle,
a max d, the maximum magnification of the target camera is d max D, the maximum effective observation value of the target camera is d st Is the minimum effective observation value of the target camera.
Further, step S10 specifically includes: s11, building a three-dimensional model of a real scene of a transformer substation based on a preset coordinate system, wherein the three-dimensional model of the real scene of the transformer substation comprises a camera model for the transformer substation and an equipment model for the transformer substation, the camera model for the transformer substation and the shooting camera are arranged in a one-to-one correspondence manner, and the equipment model for the transformer substation and the equipment for the transformer substation are arranged in a one-to-one correspondence manner; s12, acquiring the installation position (x s ,y s ,z s ) And a position of a rotation fulcrum, and model position information (x t ,y t ,z t ) The method comprises the steps of carrying out a first treatment on the surface of the S13, establishing a position association relation between the shooting camera and the substation equipment according to the position relation between the substation camera model and the substation equipment model.
Further, before step S60, the steps of: the effective observation distance information of the gesture of each shooting camera is obtained by adopting the following modes: taking a model rotation pivot of a camera model for the transformer substation as a simulation center point, and acquiring simulation effective collision distance values from the simulation center point to equipment models for the transformer substations under all simulation observation angles by utilizing a three-dimensional engine collision algorithm; if the simulated effective collision distance value is within the range of the corresponding simulated effective collision distance value of the model camera for the transformer substation, the simulated effective collision distance value corresponding to each simulated observation angle and the simulated observation angle of the camera model for the transformer substation is used, and then the gesture effective observation distance information of each shooting camera is established.
Further, the difference in horizontal observation angle between two adjacent simulated observation angles is 5 degrees to 10 degrees, and/or the difference in pitch observation angle between two adjacent simulated observation angles is 5 degrees to 10 degrees.
Further, according to the current state of the transformer substation, a monitoring signal is determined so as to obtain a first target monitoring unit from the transformer substation using equipment, or a monitoring signal is determined to obtain a target monitoring point through a transformer substation live-action three-dimensional model.
Further, step S70 specifically includes: s71, if the distance value to be observed is in the range of the simulated effective collision distance value, determining that the observation camera is an alternative camera; s72, acquiring a current shooting image of the alternative camera, S73, and determining the alternative camera as a target camera if the similarity between the current shooting image and a pre-stored image corresponding to the alternative camera is greater than a threshold value.
Further, the substation equipment comprises an installation base unit and a working base unit, the substation equipment model comprises an installation base model and a working base model, the installation base model and the installation base unit are arranged in one-to-one correspondence, the working base unit and the working base model are arranged in one-to-one correspondence, and the first target monitoring unit is the working base unit; the step S70 is followed by the further step of: removing target cameras from all shooting cameras to obtain residual cameras; and observing a second target monitoring unit through the residual cameras, wherein the second target monitoring unit is an installation base unit.
The invention also provides a video monitoring rapid positioning system for the transformer substation, which comprises a three-dimensional simulation module, wherein the three-dimensional simulation module is used for establishing the position association relation between a shooting camera and transformer substation equipment, the video monitoring module comprises a plurality of cameras with cloud platforms, and the control module comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, and the video monitoring rapid positioning method for the transformer substation is realized when the processor executes the computer program.
The invention also provides a storage medium which stores a computer program, and is characterized in that the computer program is executed by a processor to realize the steps of the video monitoring rapid positioning method for the transformer substation.
The invention has the following beneficial effects:
according to the video monitoring rapid positioning method for the transformer substation, the position association relation between the shooting camera and the transformer substation using equipment is established in advance, and when fault equipment or other equipment in the transformer substation is remotely observed, a first target monitoring unit can be selected from the transformer substation using equipment according to monitoring signals so as to determine target monitoring points; after the distance values to be observed between the shooting cameras and the target monitoring points are sequentially acquired, determining that the shooting cameras with the distance values to be observed within the effective observation distance value ranges of the corresponding shooting cameras are observation cameras; then, taking a rotation pivot of the observation cameras as a central point and taking a target monitoring point as a target point to acquire the current simulated observation angle of each observation camera; matching and matching according to the current simulated observation angle and the effective observation distance information of the gesture of each shooting camera to obtain a simulated effective collision distance value of the corresponding observation camera; finally, the observation camera with the distance value to be observed in the range of the simulated effective collision distance value is determined to be the target camera, and the first target monitoring unit is remotely monitored through the plurality of target cameras, so that the technical problem that the corresponding camera is difficult to find to perform target monitoring on fault equipment or other equipment in the transformer substation in the existing transformer substation maintenance process is solved.
In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention.
In the drawings:
FIG. 1 is a flow chart of a video surveillance quick positioning method for a substation in a preferred embodiment of the invention;
FIG. 2 is one of the video surveillance quick positioning method application scenario diagrams for a substation in a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of a video surveillance rapid positioning method system for a substation in a preferred embodiment of the present invention.
Detailed Description
It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Referring to fig. 1, a video monitoring quick positioning method for a transformer substation according to a preferred embodiment of the present invention includes the following steps:
s10, establishing a position association relation between a shooting camera and substation equipment;
it can be understood that in the invention, the position association relationship between the shooting camera and the substation equipment can be established by establishing a three-dimensional model of the substation for simulation analysis, or the position association relationship between the shooting camera and the substation equipment can be established by actual measurement or construction drawing, so that the shooting camera can be controlled accurately, and the position association relationship is the coordinate relationship of a preset three-axis coordinate system.
Wherein, the shooting cameras are cameras with a cradle head, the number of the shooting cameras is a plurality of, and the maximum magnification a of the shooting cameras max Minimum effective observation distance d min Maximum effective observation distance d max Are all known parameters; the substation equipment may be a high-voltage switch for a substation, a transformer cabinet for a substation, or the like.
S20, selecting a first target monitoring unit from substation equipment according to the monitoring signal, wherein the first target monitoring unit corresponds to a target monitoring point (x t ,y t ,z t )；
Optionally, when an equipment alarm occurs in the substation, the system automatically sets the center coordinate point (x t ,y t ,z t ) As a target monitoring point, or an operator directly selects a coordinate point (x t ,y t ,z t ) As a target monitoring point. Specifically, a monitoring signal can be sent out through a substation monitoring module, and if a substation using device in a substation fails and sends out fault information, the substation monitoring module identifies the fault information and determines the corresponding fault device, and then sends out the monitoring signal; the monitoring signal can be sent out through the three-dimensional model of the transformer substation, and if a worker monitors a certain device according to the current requirement, the worker selects a certain position point of the three-dimensional model of the transformer substation and then sends out the monitoring signal.
In the invention, the first target monitoring unit can be independent substation equipment or separated substation equipment; for the purpose of facilitating comprehensive observation, the first target monitoring unit corresponds to a geometric center point (x t ,y t ,z t )。
S30, according to the target monitoring points, obtaining a distance value d to be observed between each shooting camera and the target monitoring point st ；
Optionally, according to the mounting position (x s ,y s ,z s ) And the three-dimensional coordinates (x t ,y t ,z t ) Calculating the distance value d to be observed st Wherein, the method comprises the steps of, wherein,
s40, if the distance value d is to be observed st Effective observation distance value d of shooting camera mm If the range is within the range, determining that the shooting camera is an observation camera; wherein d mm Not less than a small effective observation distance d min ，d mm No greater than the maximum effective observation distance d max . Specifically, in order to facilitate comprehensive monitoring, the distance value d to be observed is determined from all the photographing cameras st Effective observation distance value d at corresponding shooting camera mm The shooting cameras in the range are observation cameras.
S50, taking a rotation pivot of each observation camera as a center point and taking a target monitoring point as a target point, and acquiring current simulated observation angles (θst, φst) of each observation camera;
s60, acquiring a simulation effective collision distance value d of a corresponding observation camera based on the current simulation observation angles (θst, phi st) of each observation camera according to the gesture effective observation distance information of each shooting camera, wherein the simulation effective collision distance value d of the shooting camera relative to each first target monitoring unit under various preset gestures is preset in the gesture effective observation distance information of each shooting camera;
s70, if the distance value d is to be observed st And if the camera is within the range of the simulated effective collision distance value d, determining that the observation camera is a target camera.
Optionally, the first target monitoring unit is monitored by all the target cameras. The first target monitoring unit is monitored simultaneously from different directions through the plurality of target cameras, so that the first target monitoring unit can be observed conveniently.
According to the video monitoring rapid positioning method for the transformer substation, the position association relation between the shooting camera and the transformer substation using equipment is established in advance, and when fault equipment or other equipment in the transformer substation is remotely observed, a first target monitoring unit can be selected from the transformer substation using equipment according to monitoring signals so as to determine target monitoring points; after the distance value to be observed between a plurality of shooting cameras and the target monitoring point is sequentially acquired, the distance value d to be observed is determined st Effective observation distance value d at corresponding shooting camera m The shooting cameras in the range are observation cameras; then, taking a rotation pivot of the observation cameras as a central point and taking a target monitoring point as a target point, and obtaining the current simulated observation angles (θst, φst) of each observation camera; matching and matching according to the current simulated observation angles (thetast, phi st) and the effective observation distance information of the gesture of each shooting camera to obtain a simulated effective collision distance value d of the corresponding observation camera; finally, determining the distance value d to be observed st The observation camera is used as a target camera in the range of the simulated effective collision distance value d, and a plurality of target cameras are used for passingThe first target monitoring unit is remotely monitored, and the technical problem that a corresponding camera is difficult to find to perform target monitoring on fault equipment or other equipment in the transformer substation in the existing transformer substation maintenance process is solved.
Further, the method further comprises a step S80 of observing the first target monitoring unit through the target camera with a times of magnification by taking the current simulated observation angles (θst, φst) of the target camera as actual observation angles, wherein,
a max d, the maximum magnification of the target camera is d max D, the maximum effective observation value of the target camera is d st Is the minimum effective observation value of the target camera. According to the invention, the corresponding target cameras can be found from a large number of shooting cameras to shoot the first target monitoring unit, and the target cameras can be quickly adjusted to the corresponding observation angles and the corresponding amplification factors, so that the remote accurate video monitoring of the substation using equipment is realized.
Further, step S10 specifically includes: s11, building a three-dimensional model of a real scene of a transformer substation based on a preset coordinate system, wherein the three-dimensional model of the real scene of the transformer substation comprises a camera model for the transformer substation and an equipment model for the transformer substation, the camera model for the transformer substation and the shooting camera are arranged in a one-to-one correspondence manner, and the equipment model for the transformer substation and the equipment for the transformer substation are arranged in a one-to-one correspondence manner; s12, acquiring the installation position (x s ,y s ,z s ) And a position of a rotation fulcrum, and model position information (x t ,y t ,z t ) The method comprises the steps of carrying out a first treatment on the surface of the S13, establishing a position association relation between the shooting camera and the substation equipment according to the position relation between the substation camera model and the substation equipment model.
Specifically, a three-dimensional modeling method such as laser point cloud scanning is adopted to build a real-scene three-dimensional model of the transformer substation, the modeling precision reaches the centimeter level, and the unit proportion of the model size is consistent with that of a real structure. Optionally, based on the correspondence of the substation camera model and the cameraThe relation is obtained, and the installation position (x s ,y s ,z s ) And the position of the pivot; based on the correspondence between the substation equipment model and the substation equipment, a model position (x t ,y t ,z t )。
Further, before step S60, the steps of: the effective observation distance information of the gesture of each shooting camera is obtained by adopting the following modes: taking a model rotation pivot of a camera model for a transformer substation as a simulation center point, and acquiring a simulation effective collision distance value d from the simulation center point to equipment models for the transformer substations under various simulation observation angles (thetay, phi y) by utilizing a three-dimensional engine collision algorithm; if the simulated effective collision distance value d is in the effective observation distance value range of the corresponding substation model camera, the simulated effective collision distance value d corresponding to each simulated observation angle and the simulated observation angle of the substation camera model is used, and then the gesture effective observation distance information of each shooting camera is established.
In the specific implementation, any shooting camera is selected from a three-dimensional scene of a live-action three-dimensional model of the transformer substation; taking a rotation pivot of the shooting camera as a center point, selecting an observation angle (horizontal angle theta, pitch angle phi), obtaining a distance d from the center point to an obstacle (any transformer substation equipment) which is encountered for the first time by utilizing a collision algorithm of a three-dimensional engine, and if the distance is greater than or equal to the minimum effective observation distance d of the shooting camera min And is less than or equal to the maximum effective observation distance d of the camera max Recording the observation angle (horizontal angle theta, pitch angle phi) and the effective observation distance d into a visual angle effective observation distance comparison table, and further establishing the gesture effective observation distance information of each shooting camera.
In the invention, the selected adjacent observation angle interval is larger than the adjustable precision of the shooting camera, the difference value of the horizontal observation angles between the two adjacent simulated observation angles is 5-10 degrees, and/or the difference value of the pitching observation angles between the two adjacent simulated observation angles is 5-10 degrees.
Further, according to the current state of the transformer substation, a monitoring signal is determined so as to obtain a first target monitoring unit from the transformer substation using equipment, or a monitoring signal is determined to obtain a target monitoring point through a transformer substation live-action three-dimensional model.
Further, in order to reduce the occupancy rate of the photographing cameras, the blocked photographing cameras are removed, and the performance of the system is improved, step S70 specifically includes: s71, if the distance value d is to be observed st If the observation camera is within the range of the simulated effective collision distance value d, determining that the observation camera is an alternative camera; s72, acquiring a current shooting image of the alternative camera, S73, and determining the alternative camera as a target camera if the similarity between the current shooting image and a pre-stored image corresponding to the alternative camera is greater than a threshold value. Optionally, the similarity of the current shooting image and the pre-stored image corresponding to the alternative camera is determined through a machine learning method.
Referring to fig. 2, it can be understood that most of the transformer substation equipment has an installation position and a working position, and the malfunction of the transformer substation equipment may be caused by loose installation or may be caused by a working portion of the transformer substation equipment. The equipment model for the transformer substation comprises an installation base model and a working base model, wherein the installation base model and the installation base unit are arranged in one-to-one correspondence, the working base unit and the working base model are arranged in one-to-one correspondence, and the first target monitoring unit is a working base unit; the step S70 is followed by the further step of: removing target cameras from all shooting cameras to obtain residual cameras; and observing a second target monitoring unit through the residual cameras, wherein the second target monitoring unit is an installation base unit.
The video monitoring rapid positioning method for the transformer substation comprises the following steps when being implemented in particular:
a laser point cloud scanning three-dimensional modeling method is adopted to establish a three-dimensional model of a real scene of a transformer substation, the three-dimensional model of the real scene of the transformer substation comprises a camera model for the transformer substation and an equipment model for the transformer substation, the camera model for the transformer substation and the shooting camera are arranged in one-to-one correspondence, and the equipment model for the transformer substation and the equipment for the transformer substation are arranged in one-to-one correspondence;
selecting a shooting camera in a three-dimensional scene of a real-scene three-dimensional model of a transformer substation, selecting an observation angle (horizontal angle theta, pitch angle phi) by taking a rotation pivot of the shooting camera as a center point, obtaining a distance d from the center point to an obstacle which is hit for the first time by utilizing a collision algorithm of a three-dimensional engine, and if the distance is greater than or equal to a minimum effective observation distance d of the shooting camera min And is less than or equal to the maximum effective observation distance d of the shooting camera max Recording the observation angle (theta, phi) and the effective observation distance d into a visual angle effective observation distance comparison table; traversing all observation angles to obtain an effective observation distance comparison relation of all view angles of one shooting camera, and repeating the steps until obtaining an effective observation distance comparison table of all view angles of all shooting cameras;
determining a target monitoring point: when equipment alarm occurs in the transformer substation, the system automatically acquires a target monitoring point (x t ,y t ,z t )；
Each shooting camera is selected in turn, and the shooting camera (x s ,y s ,z s ) Observation distance d to target monitoring point st : determining a distance value d to be observed st Effective observation distance value d at corresponding shooting camera m The shooting cameras in the range are observation cameras.
To observe the camera (x) s ,y s ,z s ) Is used as a center point, and a target monitoring point (x t ,y t ,z t ) Calculating a current simulated observation angle for the target point;
inquiring a visual angle effective observation distance comparison table according to the current simulated observation angle, and finding a simulated effective collision distance value d corresponding to the current simulated observation angle of the shooting camera;
determining a distance value d to be observed st The observation camera is used as a target camera in the range of the simulated effective collision distance value d, and the first target monitoring unit is remotely monitored through a plurality of target cameras, wherein the amplification factor a corresponding to the target cameras is as follows
Referring to fig. 3, the invention further provides a video monitoring rapid positioning system for a transformer substation, which comprises a three-dimensional simulation module, wherein the three-dimensional simulation module is used for establishing a position association relation between a shooting camera and transformer substation equipment, the video monitoring module comprises a plurality of cameras with cloud platforms, and the control module comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, and the video monitoring rapid positioning method for the transformer substation is realized when the processor executes the computer program.
The invention also provides a storage medium which stores a computer program, and the computer program realizes the steps of the video monitoring rapid positioning method for the transformer substation when being executed by a processor.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The video monitoring quick positioning method for the transformer substation is characterized by comprising the following steps of:
s10, establishing a position association relation between a shooting camera and substation equipment;
s20, selecting a first target monitoring unit from the substation using equipment according to a monitoring signal, wherein the first target monitoring unit corresponds to a target monitoring point;
s30, acquiring a distance value to be observed between each shooting camera and the target monitoring point according to the target monitoring point;
s40, if the distance value to be observed is within the effective observation distance value range of the shooting camera, determining that the shooting camera is an observation camera;
s50, taking a rotation pivot of the observation cameras as a center point and taking the target monitoring point as a target point, and acquiring the current simulated observation angle of each observation camera;
s60, acquiring corresponding simulated effective collision distance values of the observation cameras based on the current simulated observation angles of the observation cameras according to the gesture effective observation distance information of each shooting camera, wherein the simulated effective collision distance values of the shooting cameras relative to the first target monitoring units under various preset gestures are preset in the gesture effective observation distance information of each shooting camera;
and S70, if the distance value to be observed is within the range of the simulated effective collision distance value, determining that the observation camera is a target camera.
2. The method for rapid positioning for video surveillance of a substation according to claim 1, further comprising step S80,
the first target monitoring unit is observed through the target camera with a magnification factor of a by taking the current simulated observation angle of the target camera as an actual observation angle,
3. The method for video surveillance rapid localization of a substation according to any of the claim 1 or 2, characterized in,
the step S10 specifically includes:
s11, building a three-dimensional model of a transformer substation live-action based on a preset coordinate system, wherein the three-dimensional model of the transformer substation comprises a camera model for the transformer substation and an equipment model for the transformer substation, the camera model for the transformer substation and the shooting camera are arranged in a one-to-one correspondence manner, and the equipment model for the transformer substation and the equipment for the transformer substation are arranged in a one-to-one correspondence manner;
s12, acquiring the installation position (x s ,y s ,z s ) And a position of a rotation fulcrum, obtaining model position information (x t ,y t ,z t )；
And S13, establishing a position association relation between the shooting camera and the substation equipment according to the position relation between the substation camera model and the substation equipment model.
4. A video surveillance rapid positioning method for a substation according to claim 3, characterized by the steps of, before step S60:
the effective observation distance information of the gesture of each shooting camera is obtained by adopting the following modes:
taking a model rotation pivot of the camera model for the transformer substation as a simulation center point, and acquiring simulation effective collision distance values from the simulation center point to the equipment model for the transformer substation under each simulation observation angle by utilizing a three-dimensional engine collision algorithm;
and if the simulated effective collision distance value is within the corresponding effective observation distance value range of the model camera for the transformer substation, establishing the gesture effective observation distance information of each shooting camera according to each simulated observation angle of the camera model for the transformer substation and the simulated effective collision distance value corresponding to the simulated observation angle.
5. The video surveillance rapid positioning method for a substation according to claim 4, wherein a difference in horizontal observation angle between two adjacent analog observation angles is 5 degrees to 10 degrees, and/or a difference in pitch observation angle between two adjacent analog observation angles is 5 degrees to 10 degrees.
6. The video monitoring rapid positioning method for a transformer substation according to claim 3, wherein the monitoring signal is determined according to the current state of the transformer substation so as to obtain a first target monitoring unit from the transformer substation using equipment, or the monitoring signal is determined through the transformer substation real three-dimensional model to obtain the target monitoring point.
7. The method for rapid positioning for video monitoring of a substation according to claim 3, wherein step S70 specifically comprises:
s71, if the distance value to be observed is within the range of the simulated effective collision distance value, determining that the observation camera is an alternative camera;
s72, acquiring the current shooting image of the alternative camera,
and S73, if the similarity between the current shooting image and the pre-stored image corresponding to the alternative camera is larger than a threshold value, determining the alternative camera as a target camera.
8. The video monitoring rapid positioning method for a transformer substation according to claim 3, wherein the transformer substation equipment comprises an installation base unit and a working base unit, the transformer substation equipment model comprises an installation base model and a working base model, the installation base model and the installation base unit are arranged in one-to-one correspondence, the working base unit and the working base model are arranged in one-to-one correspondence, and the first target monitoring unit is the working base unit;
the step S70 further includes the steps of:
removing the target cameras from all the shooting cameras to obtain residual cameras;
and observing a second target monitoring unit through the residual camera, wherein the second target monitoring unit is the installation base unit.
9. A video monitoring rapid positioning system for a transformer substation is characterized by comprising,
a three-dimensional simulation module for establishing the position association relation between the shooting camera and the substation equipment,
the video monitoring module comprises a plurality of cameras with cloud platforms, and a control module, wherein the control module comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, and the video monitoring quick positioning method for the transformer substation is realized when the processor executes the computer program.
10. A storage medium storing a computer program, characterized in that the computer program when executed by a processor implements the steps of the video surveillance fast positioning method for a substation according to any one of claims 1 to 8.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022106156893 | 2022-05-31 | ||
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