阅读说明：本技术 一种基于gis地图的电网设备定位导航方法 (Power grid equipment positioning and navigation method based on GIS map ) 是由 王裴劼 黄尔谦 李苹苹 林楚江 于 2021-07-08 设计创作，主要内容包括：本发明公开了一种基于GIS地图的电网设备定位导航方法,方法包括获取目标电网设备的目标位置和移动端的当前位置；根据所述目标位置和所述当前位置,确定所述目标位置和所述当前位置在GIS地图上的目标坐标值和当前坐标值；根据所述目标坐标值和所述当前坐标值,计算出导航路径；根据所述环境图像和训练好的设备图像识别模型,对所述环境图像进行图像识别,进而在所述环境图像中显示设备识别结果。本发明通过GIS地图能快速定位到故障的目标电网设备并导航,并且到达现场后能根据环境图像快速识别出目标电网设备的位置,不仅能大大提高目标电网设备的查找效率,而且能有效提高了检修效率,使得电网设备能快速恢复正常工作。(The invention discloses a GIS map-based power grid equipment positioning and navigation method, which comprises the steps of obtaining a target position of target power grid equipment and the current position of a mobile terminal; determining a target coordinate value and a current coordinate value of the target position and the current position on a GIS map according to the target position and the current position; calculating a navigation path according to the target coordinate value and the current coordinate value; and carrying out image recognition on the environment image according to the environment image and the trained equipment image recognition model, and further displaying an equipment recognition result in the environment image. According to the invention, the target power grid equipment with faults can be quickly positioned and navigated through the GIS map, and the position of the target power grid equipment can be quickly identified according to the environment image after the target power grid equipment arrives at the site, so that the searching efficiency of the target power grid equipment can be greatly improved, the overhauling efficiency can be effectively improved, and the power grid equipment can quickly recover to work normally.)

1. A GIS map-based power grid equipment positioning and navigation method is characterized by comprising the following steps:

acquiring a target position of target power grid equipment and a current position of a mobile terminal;

determining a target coordinate value and a current coordinate value of the target position and the current position on a GIS map according to the target position and the current position;

calculating a navigation path according to the target coordinate value and the current coordinate value;

and acquiring an environment image of the target position in real time, carrying out image recognition on the environment image according to the environment image and the trained equipment image recognition model, and further displaying an equipment recognition result in the environment image.

2. The GIS-map-based grid equipment positioning and navigation method according to claim 1, wherein the step of calculating a navigation path according to the target coordinate value and the current coordinate value specifically comprises the steps of:

determining a plurality of alternative paths according to the target coordinate value and the current coordinate value;

and obtaining the navigation path according to the plurality of alternative paths and a preset navigation strategy.

3. The GIS-map-based power grid equipment positioning and navigation method according to claim 2, wherein the obtaining of the navigation path according to a plurality of alternative paths and a preset navigation strategy specifically comprises:

and selecting the alternative path with the shortest path according to the paths of the multiple alternative paths to obtain the navigation path.

4. The method according to claim 1, wherein the method for positioning and navigating the grid equipment based on the GIS map is characterized in that the method comprises the steps of obtaining an environment image of the target position in real time, performing image recognition on the environment image according to the environment image and a trained equipment image recognition model, and further displaying an equipment recognition result in the environment image, and specifically comprises the following steps:

acquiring an environment image of the target position through an image device;

carrying out image block division on the environment image to obtain an environment image block;

identifying the environmental image blocks through an equipment image identification model, determining an equipment identification result, and highlighting the environmental image blocks in the equipment identification result; the device image recognition model is obtained by training a device image sample set, and the device image sample set comprises at least one device image sample corresponding to the target power grid device.

5. The GIS map-based power grid equipment positioning and navigation method according to claim 1, further comprising:

and if the current coordinate value deviates from the navigation path, recalculating a new navigation path.

6. The GIS map-based power grid equipment positioning and navigation method according to claim 1, wherein the current position is updated according to a preset update frequency.

7. The GIS-map-based power grid equipment positioning and navigation method according to claim 1, wherein the current position acquisition mode specifically comprises:

acquiring a node environment image on the navigation path;

acquiring a current environment image to obtain an inspection environment image;

and performing similarity matching on the routing inspection environment image and the node environment image to obtain a node environment image with the highest similarity, and obtaining the current position according to the geographical position corresponding to the node environment image with the highest similarity.

Technical Field

The invention relates to the technical field of positioning, in particular to a GIS (geographic information system) map-based power grid equipment positioning and navigation method.

Background

With the rapid development of the national market economy, the situation that the supply and demand of electric power are not sufficient in recent years as an energy source necessary for the national economy is presented. For a long time, a power distribution network is one of weak links of operation reliability of a power supply system, and some power distribution transformers and power distribution lines generate heat due to overload, have high line loss rate, low voltage quality qualification rate and the like, are easy to burn out equipment, and are easy to endanger safe and reliable operation of a power grid.

The wide geographical distribution of distribution lines and equipment in the distribution network brings inconvenience to the maintenance and management of the equipment. For the power distribution network equipment fault power failure accident, the traditional method can not rapidly arrive at the site and find out the fault equipment, but only can detect and find out the fault equipment on the site, but some distribution lines or equipment are arranged on a mountain or in trees and grass, and the maintainers can not rapidly find out the equipment to be overhauled even if timely arrive at the site, so that the overhauling efficiency is low, and the work of a power grid is greatly influenced.

Disclosure of Invention

The invention mainly aims to provide a GIS map-based power grid equipment positioning and navigation method, and aims to solve the technical problem of low maintenance efficiency.

In order to achieve the above object, a first aspect of the embodiments of the present application provides a method for positioning and navigating a grid device based on a GIS map, where the method for positioning and navigating a grid device based on a GIS map includes the following steps:

acquiring a target position of target power grid equipment and a current position of a mobile terminal;

determining a target coordinate value and a current coordinate value of the target position and the current position on a GIS map according to the target position and the current position;

calculating a navigation path according to the target coordinate value and the current coordinate value;

and acquiring an environment image of the target position in real time, carrying out image recognition on the environment image according to the environment image and the trained equipment image recognition model, and further displaying an equipment recognition result in the environment image.

In an implementation manner of the first aspect, the calculating a navigation path according to the target coordinate value and the current coordinate value specifically includes:

determining a plurality of alternative paths according to the target coordinate value and the current coordinate value;

and obtaining the navigation path according to the plurality of alternative paths and a preset navigation strategy.

In an implementation manner of the first aspect, the obtaining the navigation path according to the multiple candidate paths and a preset navigation policy specifically includes:

and selecting the alternative path with the shortest path according to the paths of the multiple alternative paths to obtain the navigation path.

In an implementation manner of the first aspect, the acquiring, in real time, an environment image of the target location, performing image recognition on the environment image according to the environment image and a trained device image recognition model, and further displaying a device recognition result in the environment image specifically includes:

acquiring an environment image of the target position through an image device;

carrying out image block division on the environment image to obtain an environment image block;

identifying the environmental image blocks through an equipment image identification model, determining an equipment identification result, and highlighting the environmental image blocks in the equipment identification result; the device image recognition model is obtained by training a device image sample set, and the device image sample set comprises at least one device image sample corresponding to the target power grid device.

In an embodiment of the first aspect, the method further comprises:

and if the current coordinate value deviates from the navigation path, recalculating a new navigation path.

In an embodiment of the first aspect, the current location is updated according to a preset update frequency.

In an implementation manner of the first aspect, the obtaining manner of the current position specifically includes:

acquiring a node environment image on the navigation path;

acquiring a current environment image to obtain an inspection environment image;

and performing similarity matching on the routing inspection environment image and the node environment image to obtain a node environment image with the highest similarity, and obtaining the current position according to the geographical position corresponding to the node environment image with the highest similarity.

The scheme of the invention at least comprises the following beneficial effects:

according to the GIS map-based power grid equipment positioning and navigation method, the fault target power grid equipment can be quickly positioned and navigated through the GIS map, and the position of the target power grid equipment can be quickly identified according to the environment image after the fault target power grid equipment arrives at the site, so that the searching efficiency of the target power grid equipment can be greatly improved, the overhauling efficiency can be effectively improved, and the power grid equipment can quickly recover to normal work.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a flowchart of the steps of a method for positioning and navigating grid equipment based on a GIS map according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The GIS map-based power grid equipment positioning and navigation method can be applied to a GIS system.

Referring to fig. 1, an embodiment of the present application provides a grid device positioning and navigation method based on a GIS map, where the grid device positioning and navigation method based on the GIS map includes the following steps:

s1, acquiring a target position of the target power grid equipment and the current position of the mobile terminal;

s2, determining a target coordinate value and a current coordinate value of the target position and the current position on a GIS map according to the target position and the current position;

and S3, calculating a navigation path according to the target coordinate value and the current coordinate value.

And S4, acquiring the environment image of the target position in real time, carrying out image recognition on the environment image according to the environment image and the trained equipment image recognition model, and further displaying an equipment recognition result in the environment image.

In this embodiment, can use the GPS module to fix a position when outdoor, can use bluetooth low energy wireless signal intensity to fix a position when indoor.

In this embodiment, when the maintainer can't find target power grid equipment fast in the mountain or in the trees, can shoot through mobile terminal to the environment on every side and obtain the environment image, and then can discern the position that target power grid equipment probably exists according to the environment image, can only need look over the position of equipment identification result by the maintainer like this and can find target power grid equipment fast to can effectively improve the efficiency of overhauing.

In an embodiment, the calculating a navigation path according to the target coordinate value and the current coordinate value specifically includes:

determining a plurality of alternative paths according to the target coordinate value and the current coordinate value;

in this embodiment, the coordinate points on the GIS map may be determined according to the target coordinate value and the current coordinate value, and then a plurality of alternative paths using the current coordinate value as a starting point and the target coordinate value as an end point are obtained according to traversal of all the coordinate points on the GIS map.

And obtaining the navigation path according to the plurality of alternative paths and a preset navigation strategy.

In one embodiment, when the navigation policy takes the shortest route as a preference, the navigation policy is obtained according to a plurality of candidate routes and a preset navigation policy, and the method specifically includes:

and selecting the alternative path with the shortest path according to the paths of the multiple alternative paths to obtain the navigation path.

In an embodiment, the acquiring, in real time, an environment image of the target position, performing image recognition on the environment image according to the environment image and a trained device image recognition model, and further displaying a device recognition result in the environment image specifically includes:

acquiring an environment image of the target position through an image device;

carrying out image block division on the environment image to obtain an environment image block;

identifying the environmental image blocks through an equipment image identification model, determining an equipment identification result, and highlighting the environmental image blocks in the equipment identification result; the device image recognition model is obtained by training a device image sample set, and the device image sample set comprises at least one device image sample corresponding to the target power grid device.

In this embodiment, the device identification result may be one or more environment image blocks, and then the positions of the environment image blocks may be highlighted, so that the maintainers can quickly find the target power grid device only by looking at the positions of the device identification result, thereby effectively improving the maintenance efficiency.

In one embodiment, the method further comprises:

and if the current coordinate value deviates from the navigation path, recalculating a new navigation path.

In one embodiment, the current position is updated according to a preset update frequency.

In this embodiment, the current position may be obtained by positioning using a GPS signal, and when the current position is on a mountain or in some other areas with poor GPS, the current position may also be obtained by the following obtaining method:

acquiring a node environment image on the navigation path;

acquiring a current environment image to obtain an inspection environment image;

and performing similarity matching on the routing inspection environment image and the node environment image to obtain a node environment image with the highest similarity, and obtaining the current position according to the geographical position corresponding to the node environment image with the highest similarity.

According to the method, the target power grid equipment with the fault can be quickly positioned and navigated through the GIS map, and the position of the target power grid equipment can be quickly identified according to the environment image after the target power grid equipment arrives at the site, so that the searching efficiency of the target power grid equipment can be greatly improved, the overhauling efficiency can be effectively improved, and the power grid equipment can quickly recover to work normally.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity/action/object from another entity/action/object without necessarily requiring or implying any actual such relationship or order between such entities/actions/objects; the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.

For the apparatus embodiment, since it is substantially similar to the method embodiment, it is described relatively simply, and reference may be made to some descriptions of the method embodiment for relevant points. The above-described apparatus embodiments are merely illustrative, in that elements described as separate components may or may not be physically separate. Some or all of the modules can be selected according to actual needs to achieve the purpose of the scheme of the invention. One of ordinary skill in the art can understand and implement it without inventive effort.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.