CN105867267A - Method for automatically reporting instrument readings of distribution station room through image identification technology - Google Patents

Abstract

The invention discloses a method for automatically reporting instrument readings in a power distribution station room through image recognition technology. Tracks and track cameras are installed in the station room, and power lines and data lines are connected to computer control equipment; The real-time instrument image of the station building is obtained through the core image recognition pattern algorithm; the monitoring data is connected to the internal network of the power company, and is first collected into the "smart transportation inspection management and control platform", and the data is analyzed and judged according to the algorithm model. Obtain the working status data of each equipment in the distribution substation room; perform fault analysis or maintenance analysis on the field equipment according to the working status data of the equipment, and generate alarm information in time when abnormal conditions are found. This method can detect abnormal conditions in time and generate alarms, improve the efficiency of operation and maintenance work, and ease the work intensity of operation and maintenance personnel.

Description

A method for automatic reporting of meter readings in distribution substations through image recognition technology

technical field

The invention belongs to the field of electric power and relates to a method for realizing automatic reporting of meter readings in distribution substations through image recognition technology.

Background technique

The smart distribution network is the basic link and an important part of the construction of the smart grid. It is the source of basic operation data collection and the command execution unit of the power grid. It is also a new stage in the development of distribution network automation technology. With the in-depth application of the Internet of Things technology in the field of power grid operation, detailed information on the instrument readings of the switch cabinets in the distribution station can be obtained in real time through image recognition technology. Intelligent network construction.

Compared with the current distribution network detection technology, the advantages of the smart distribution network are as follows: real-time equipment data collection, active acquisition of abnormal information, high data sharing, strong system scalability, and high intelligence level of advanced applications. At present, in the process of smart grid construction, due to the scattered and various types of distribution station equipment, the inspection of distribution station equipment has always been a weak link. Although advanced applications are also applied in the distribution network system, they are still not intelligent enough.

Contents of the invention

The purpose of the present invention is to provide a method for automatically reporting the meter readings of the distribution station room through image recognition technology. Instrument readings, analyze and judge the working status of the power equipment in the station building based on the monitoring data according to the control logic, complete the inspection work of the station building, detect abnormal conditions in time and generate alarms, improve the efficiency of operation and maintenance work, and ease operation and maintenance Staff work intensity.

The object of the present invention is achieved through the following technical solutions:

A method for automatically reporting meter readings in a distribution substation through image recognition technology, characterized in that the method includes the following steps:

1) Install the track and track camera in the station building, connect the power line and data line to the computer control equipment;

2) According to the real-time instrument image transmitted by the camera, the computer control equipment obtains the instrument reading in the station through the core image recognition pattern algorithm;

3) The monitoring data is connected to the intranet of the power company, and firstly collected into the "smart inspection management and control platform", and the data is analyzed and judged according to the algorithm model, and the working status data of each equipment in the distribution station room is obtained;

4) Carry out fault analysis or maintenance analysis on the field equipment according to the working status data of the equipment, and generate alarm information in time if any abnormal situation is found.

In the present invention, the track and the track camera are installed according to the actual situation: according to the placement of equipment in the distribution station room and the building structure of the station building, the track installation method can be divided into ceiling type and ground rail type, and the data transmission method can be divided into wired and wireless.

The core image recognition pattern algorithm mainly includes the following steps: 1. Image acquisition and modeling; 2. Automatic instrument positioning and perspective correction; 3. Automatic extraction of instrument pointers; 4. Automatic generation of instrument readings.

Analyze and judge the data according to the algorithm model: the data involved in the calculation of the algorithm model includes real-time image recognition data, electricity information collection system, real-time circuit load information, equipment account information, etc., and the algorithm combines other system data to judge and identify the meter reading Is it within the normal working range.

The ledger information includes basic information such as the name of the equipment, rated current, rated voltage, model, manufacturer, etc., as well as extended information according to different types of equipment.

The present invention realizes the method for automatically reporting the instrument readings of the distribution substation room through the image recognition technology. The method obtains the instrument image of the distribution station room through the track camera, and automatically obtains the instrument readings of the distribution station room through the core image recognition mode algorithm, and converts the monitoring data According to the management and control logic, the working status of the power equipment in the station is analyzed and judged, the inspection of the station is completed, the abnormal situation is found in time and an alarm is generated, the work efficiency of the operation and maintenance work is improved, and the work intensity of the operation and maintenance personnel is alleviated.

This method not only realizes real-time monitoring of intelligent distribution network and active reporting of abnormal conditions, but also adapts to the current and future construction of intelligent distribution network.

Description of drawings

Figure 1 is a flow chart of automatic reporting of instrument readings in distribution substations through image recognition technology.

detailed description

A method for realizing automatic reporting of instrument readings in distribution substations through image recognition technology, comprising the following steps:

1) Install the track and track cameras in the station building according to the actual situation, connect the power line, data line, etc. to the computer control equipment; install the track and track cameras according to the actual situation: Building structure, track installation methods can be divided into ceiling type and ground rail type, data transmission methods can be divided into wired and wireless;

2) According to the real-time instrument image transmitted by the camera, the computer control equipment obtains the instrument reading in the station through the core image recognition mode algorithm; the core image recognition mode algorithm mainly includes the following steps: 1. Image acquisition and modeling; 2. Instrument Automatic positioning and perspective correction; 3. Automatic extraction of instrument pointers; 4. Automatic generation of instrument readings.

3) The monitoring data is connected to the intranet of the power company, and firstly collected into the "intelligent inspection and control platform", and the data is analyzed and judged according to the algorithm model, and the working status data of each equipment in the distribution station room is obtained; the algorithm model participates in the calculation The data includes real-time image recognition data, electricity consumption information collection system, real-time circuit load information, equipment account information, etc. The algorithm combines other system data to judge whether the recognized meter reading is within the normal working range; account information includes equipment name, Basic information such as rated current, rated voltage, model, manufacturer, etc., and extended information according to different types of equipment.

4) Carry out fault analysis or maintenance analysis on the field equipment according to the working status data of the equipment, and generate alarm information in time if any abnormal situation is found.

Claims (4)

1. A method for automatically reporting instrument readings in a distribution substation by image recognition technology, characterized in that the method comprises the following steps: 1) Install the track and track camera in the station building, connect the power line and data line to the computer control equipment; 2) According to the real-time instrument image transmitted by the camera, the computer control equipment obtains the instrument reading in the station building through the core image recognition pattern algorithm; 3) The monitoring data is connected to the intranet of the power company, and firstly collected into the "smart inspection management and control platform", and the data is analyzed and judged according to the algorithm model, and the working status data of each equipment in the distribution station room is obtained; 4) Carry out fault analysis or maintenance analysis on the field equipment according to the working status data of the equipment, and generate alarm information in time if any abnormal situation is found. 2. The method for automatically reporting instrument readings in distribution substations through image recognition technology according to claim 1, characterized in that: in step 1), track and track cameras are installed according to actual conditions: according to the equipment in the distribution substation Placement and station building structure, track installation methods are divided into ceiling type and ground rail type, and data transmission methods are divided into wired and wireless. 3. The method for automatically reporting instrument readings in distribution substations through image recognition technology according to claim 1, characterized in that: in step 2), the core image recognition pattern algorithm mainly includes the following steps: 1) Image acquisition and modeling; 2) Automatic instrument positioning and perspective correction; 3) The instrument pointer is automatically extracted; 4) Meter readings are automatically generated. 4. The method for automatically reporting instrument readings in distribution substations through image recognition technology according to claim 1, characterized in that: in step 3), the data is analyzed and judged according to the algorithm model: the data that the algorithm model participates in the calculation of There are real-time image recognition data, electricity consumption information collection system, real-time circuit load information, and equipment account information. The algorithm combines other system data to judge whether the recognized meter reading is within the normal working range.