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A method for detecting loops in a power grid

A loop detection and loop technology, applied in the field of electric power information, can solve the problems of low efficiency of grid loop detection, grid topology analysis system does not have the function of grid loop detection, etc., and achieve the effect of improving efficiency

Active Publication Date: 2020-02-04
GLOBAL ENERGY INTERCONNECTION RES INST CO LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved by the present invention is to overcome the problem that the existing power grid topology analysis system does not have the function of grid loop detection, requires manual cross-table query, and the detection efficiency of grid loops is low

Method used

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  • A method for detecting loops in a power grid
  • A method for detecting loops in a power grid
  • A method for detecting loops in a power grid

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Experimental program
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Embodiment 1

[0043] An embodiment of the present invention provides a power grid loop detection method, the flow of which is as follows figure 1 As shown, the grid loop detection method includes:

[0044] Step S1: Obtain the equipment information of the grid equipment and its connection information, and construct the equipment information and its connection information of the grid equipment into a power network topology diagram according to graph theory.

[0045] Step S2: Perform loop detection according to the power network topology map, count the total number of grid loops, and record the single loop path of each grid loop.

[0046] The power grid loop detection method provided by the embodiment of the present invention realizes the loop detection function of power grid equipment and improves the efficiency of large-scale power grid loop detection.

[0047] In a preferred embodiment, in the above power network topology diagram, the grid equipment is represented by vertices, the connecti...

Embodiment 2

[0064] An embodiment of the present invention provides a power grid loop detection system, such as image 3 As shown, it includes: power network topology diagram construction module 1, which is used to obtain the equipment information and connection information of power grid equipment, and construct the equipment information and connection information of power grid equipment into a power network topology diagram according to graph theory; loop detection Module 2 is used to perform loop detection according to the power network topology map, count the total number of grid loops, and record the single-loop path of each grid loop.

[0065] The power grid loop detection system provided by the embodiment of the present invention has the function of power grid equipment loop detection, and the detection efficiency of large-scale power grid loop detection can be significantly improved by using the system for power grid equipment loop detection.

[0066] In a preferred embodiment, in t...

Embodiment 3

[0083] An embodiment of the present invention provides a non-transitory computer storage medium, where the computer storage medium stores computer-executable instructions, and the computer-executable instructions can execute the power grid loop detection method in any of the first embodiments above. Wherein, the above-mentioned storage medium may be a magnetic disk, an optical disk, a read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a flash memory (Flash Memory), a hard disk (Hard Disk Drive, abbreviation: HDD) or a solid-state drive (Solid-State Drive, SSD), etc.; the storage medium may also include a combination of the above types of memories.

[0084] Those skilled in the art can understand that all or part of the processes in the methods of the above-mentioned embodiments can be completed by instructing related hardware through computer programs, and the programs can be stored in a computer-readable storage medium. , may include...

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Abstract

The invention provides a power grid loop detection method. The power grid loop detection method comprises the following steps: acquiring device information and connection information of a power grid device, and establishing a power network topological graph by utilizing the device information and connection information of the power grid device according to a graph theory; and carrying out the loopdetection according to the power network topological graph, counting a total number of power grid loops, and recording a single loop route of each power grid loop. According to the power grid loop detection method designed by the invention, the power network topological graph is established according to the graph theory, and the loop detection function for the power grid device is realized by processing the graph data; and the ordinary topological loop detection of the power grid device is realized by utilizing calculation and union-find set algorithm of a comparison degree, and the multi-power loop detection of the power grid device is realized by utilizing a breadth first search algorithm, so that the detection efficiency of a large-scale power grid network is improved.

Description

technical field [0001] The invention relates to the technical field of electric power information, in particular to a method for detecting a power grid loop. Background technique [0002] In the power information system, the grid equipment forms a huge network topology. With the rapid construction and in-depth development of the global energy Internet, the grid structure and operation mode of the power grid are becoming more and more complex, and the power grid equipment presents a new trend of rapid growth, rapid change, and diversification. Loop detection service functions such as ring network detection, low-voltage loop detection, and low-voltage multi-power supply detection put forward higher requirements. [0003] As an important topology analysis business function in the application of power grid topology analysis, grid loop detection is an indispensable functional module for power grid topology analysis. None of the analysis systems can realize the function of power...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J3/00
CPCH02J3/00H02J2203/20
Inventor 裘洪彬周爱华高昆仑陈锋张波戴江鹏柴博刘思言郑浩
Owner GLOBAL ENERGY INTERCONNECTION RES INST CO LTD