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CN116760732A - Power distribution terminal data communication monitoring method and device and related equipment - Google Patents

Power distribution terminal data communication monitoring method and device and related equipment Download PDF

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Publication number
CN116760732A
CN116760732A CN202310781627.4A CN202310781627A CN116760732A CN 116760732 A CN116760732 A CN 116760732A CN 202310781627 A CN202310781627 A CN 202310781627A CN 116760732 A CN116760732 A CN 116760732A
Authority
CN
China
Prior art keywords
data
power distribution
communication
distribution terminal
monitored
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310781627.4A
Other languages
Chinese (zh)
Inventor
何欣欣
黄乐彬
马浩程
梁国坚
胡筱曼
董芝春
袁有霞
李炳豪
包成斌
梁杰华
张超
杨婷
江清楷
冯宝
张志强
曾土林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Power Grid Co Ltd
Zhongshan Power Supply Bureau of Guangdong Power Grid Co Ltd
Original Assignee
Guangdong Power Grid Co Ltd
Zhongshan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Power Grid Co Ltd, Zhongshan Power Supply Bureau of Guangdong Power Grid Co Ltd filed Critical Guangdong Power Grid Co Ltd
Priority to CN202310781627.4A priority Critical patent/CN116760732A/en
Publication of CN116760732A publication Critical patent/CN116760732A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/04Processing captured monitoring data, e.g. for logfile generation
    • H04L43/045Processing captured monitoring data, e.g. for logfile generation for graphical visualisation of monitoring data
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00001Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00028Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/08Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/03Protocol definition or specification 
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/22Parsing or analysis of headers

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Mining & Analysis (AREA)
  • Computer Security & Cryptography (AREA)
  • Environmental & Geological Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The application discloses a power distribution terminal data communication monitoring method, a device and related equipment, wherein the method comprises the following steps: the method comprises the steps that communication messages monitored by a data recorder are obtained through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance; analyzing the communication message based on a message protocol of the power distribution terminal to obtain monitored four-remote data; comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result; and comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result. The application can not influence the original communication environment in the monitoring process, reduces the interference of other possibilities, has complete monitored message record and high data accuracy, can obtain the conditions of error transmission, missing transmission, multiple transmission and the like of the communication message between the power distribution terminal and the main station after analysis and processing, is convenient for the advance access of operation and maintenance personnel, and improves the working efficiency.

Description

Power distribution terminal data communication monitoring method and device and related equipment
Technical Field
The application relates to the technical field of power distribution networks, in particular to a power distribution terminal data communication monitoring method, a device and related equipment.
Background
The dimension and density of data sent by the distribution network automation terminal are higher and higher, and a large number of devices such as FTU (feeder terminal unit), DTU (switching station terminal equipment) and the like can be disconnected, unstable in communication and the like. Because the communication closed loop between the master station and the FTU/DTU and other devices relates to the master station, a communication carrier, a 4G communication module manufacturer and the like, when the communication abnormality and other problems occur, great manpower and time are required to be input to check the communication closed loop one by one. For these communication anomalies, if intervention can be done in advance, it will be helpful for the operation and maintenance of the grid.
Disclosure of Invention
In view of the above, the application provides a method and a device for monitoring data communication of a power distribution terminal and related equipment, and the method and the device can be used for timely finding out the communication abnormality of the power distribution terminal.
To achieve the above object, a first aspect of the present application provides a method for monitoring data communication of a power distribution terminal, including:
the method comprises the steps that communication messages monitored by a data recorder are obtained through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module;
analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data;
comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result;
and comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
Preferably, the data accuracy evaluation result includes a data accuracy evaluation value;
after the data accuracy evaluation result is obtained, the method further comprises the following steps:
and if the data accuracy evaluation value is smaller than a preset accuracy threshold value, analyzing the operation data of the power grid by utilizing the monitored four-remote data.
Preferably, the process of analyzing the operation data of the power grid by using the monitored four-remote data comprises the following steps:
acquiring meteorological data, and performing cleaning, normalization and anomaly detection operations on the meteorological data and the monitored four-remote data to obtain target data;
extracting characteristics of the target data to obtain characteristic information, wherein the characteristic information comprises current, voltage, power factor, temperature and humidity;
modeling analysis is carried out by combining machine learning, data mining technology and the characteristic information to obtain an analysis result;
and displaying the analysis result in the form of a report and a chart.
Preferably, after obtaining the data integrity evaluation result, the method further comprises:
and carrying out standardization processing on the data format and the data protocol of each terminal device.
Preferably, the process of performing standardization processing on the data format and the data protocol of each terminal device includes:
generating a standardized data format, data protocol and data interface;
integrating the data in different data sources by utilizing the data interfaces to obtain a complete data set;
a data warehouse is created based on the data format, the data protocol, and the data interface.
Preferably, after the standardization processing is performed on the data format and the data protocol of each terminal device, the method further comprises:
and combining a preset fault early warning mechanism, a data accuracy evaluation result and a data integrity evaluation result, and reporting early warning information to a management center of the power distribution terminal.
Preferably, the four-remote data comprises electric quantity data, voltage data, current data and switching value data;
the electric quantity data comprise active electric quantity data, reactive electric quantity data and apparent power data;
the electric quantity data are used for electric quantity demand prediction and scheduling optimization;
the voltage data are used for voltage analysis and adjustment;
the current data is used for overload analysis;
the switching value data is used for detecting the switching failure.
The second aspect of the present application provides a power distribution terminal data communication monitoring device, comprising:
the data monitoring unit is used for acquiring the communication message monitored by the data recorder through the serial port communication module, wherein the data recorder is arranged between the power distribution terminal and the communication module in advance in a serial port bridging mode, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module;
the data analysis unit is used for analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data;
the accuracy evaluation unit is used for comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result;
and the integrity evaluation unit is used for comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
A third aspect of the present application provides a power distribution terminal data communication monitoring apparatus, comprising: a memory and a processor;
the memory is used for storing programs;
and the processor is used for executing the program and realizing the steps of the power distribution terminal data communication monitoring method.
A fourth aspect of the present application provides a storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of a power distribution terminal data communication monitoring method as described above.
According to the technical scheme, the communication message monitored by the data recorder is firstly obtained through the serial port communication module, wherein the data recorder is arranged between the power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module. It can be understood that the uplink data intercepted by the data recorder is not accessed into the communication module, so that the data originally sent by the power distribution terminal can be accurately reflected without being influenced by communication quality; on the other hand, the downlink data intercepted by the data recorder is not accessed to the power distribution terminal, so that the data actually transmitted on a communication link can be accurately reflected without being influenced by a communication receiving module of the power distribution terminal. And then, analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data. And then, comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result. And finally, comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result. According to the application, the data recorder monitors the communication message of the power distribution terminal, the message record is complete, the data accuracy is high, the original communication environment is not influenced, and the interference of other possibilities is reduced; further, through the data accuracy evaluation result and the data integrity evaluation result, the conditions of error sending, missing sending, multiple sending and the like of the communication messages between the power distribution terminal and the main station can be obtained, the advanced access of operation and maintenance personnel of the main station is facilitated, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a method for monitoring data communication of a power distribution terminal according to an embodiment of the present application;
fig. 2 is a schematic diagram of a power distribution terminal data communication monitoring system according to an embodiment of the present application;
fig. 3 is a schematic diagram of a data communication monitoring device of a power distribution terminal according to an embodiment of the present application;
fig. 4 is a schematic diagram of a power distribution terminal data communication monitoring device according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The data communication monitoring method for the power distribution terminal provided by the embodiment of the application is described below. Referring to fig. 1 and fig. 2, the method for monitoring data communication of a power distribution terminal according to the embodiment of the present application may include the following steps:
step S101, a communication message monitored by a data recorder is acquired through a serial port communication module.
The data recorder is arranged between the power distribution terminal and the communication module in a serial port bridging mode in advance and is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module.
The data recorder can store the monitored communication message in real time and transmit the data to the upper computer through the serial port communication module.
The data recorder can collect real-time data such as current and voltage in the distribution network, and is convenient for monitoring the running state of the power grid in real time, so that the running state of the power grid is predicted, potential problems are found in time, and prevention and control are performed.
Step S102, analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data.
It can be understood that before the message analysis, the analysis object and the data format need to be explicitly analyzed, wherein the analysis object mainly includes the manufacturer and the equipment type to which the power distribution terminal belongs, and the data format may include data fields and encoding formats such as telemetry, remote signaling, remote control, remote adjustment, and the like.
The method can analyze the communication protocol by using the upper computer, wherein the analysis of the communication protocol comprises the aspects of communication mode, communication parameters, message structure and the like, acquire data such as telemetry, remote signaling and the like by analyzing the communication protocol, and complete analysis of non-standard four-remote data according to the communication protocol.
And step S103, comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result.
By way of example, the upper computer can be used for analyzing, processing and applying the operation data of the power distribution network so as to monitor, schedule and control the power system, and the operation condition of the power grid can be better known, so that support is provided for the scheduling and control of the power system.
The data recorder records the data to the built-in memory card, and then exports the data to carry out comparison analysis on four remote data of two parts, namely standard and nonstandard, with the message received by the master station in the same time period, and judges whether the communication corresponds or not. The division of standard data and non-standard data is performed based on the standardization degree of the data, the standard data refers to data collected, managed and exchanged according to the unified standard format and specification formulated by the country, industry or enterprise, and the non-standard data refers to data which does not conform to any standard format and specification.
And step S104, comparing the communication message with an original message of the power distribution terminal to obtain a data integrity evaluation result.
The process can find whether the communication message sent by the power distribution terminal is more or less.
The application firstly acquires a communication message monitored by a data recorder through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module. It can be understood that the uplink data intercepted by the data recorder is not accessed into the communication module, so that the data originally sent by the power distribution terminal can be accurately reflected without being influenced by communication quality; on the other hand, the downlink data intercepted by the data recorder is not accessed to the power distribution terminal, so that the data actually transmitted on a communication link can be accurately reflected without being influenced by a communication receiving module of the power distribution terminal. And then, analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data. And then, comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result. And finally, comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result. According to the application, the data recorder monitors the communication message of the power distribution terminal, the message record is complete, the data accuracy is high, the original communication environment is not influenced, and the interference of other possibilities is reduced; further, through the data accuracy evaluation result and the data integrity evaluation result, the conditions of error sending, missing sending, multiple sending and the like of the communication messages between the power distribution terminal and the main station can be obtained, the advanced access of operation and maintenance personnel of the main station is facilitated, and the working efficiency is improved.
In some embodiments of the present application, the data accuracy evaluation result in step S103 may include a data accuracy evaluation value.
After the data accuracy evaluation result is obtained in step S103, the method may further include:
step S105, if the data accuracy evaluation value is smaller than the preset accuracy threshold, the monitored four-remote data is utilized to analyze the operation data of the power grid.
In some embodiments of the present application, the process of analyzing the operation data of the power grid by using the monitored four-remote data in step S105 may include:
s1, acquiring meteorological data, and performing cleaning, normalization and anomaly detection operations on the meteorological data and the monitored four-remote data to obtain target data.
This step is an important basis for data analysis and is also a key to ensure the accuracy of the subsequent analysis results.
S2, extracting features of the target data to obtain feature information.
Wherein the characteristic information includes current, voltage, power factor, temperature and humidity. For example, the operations of calculating, converting and combining the current, voltage, power factor, temperature and humidity data are performed according to the need, so that more comprehensive and comprehensive characteristic information is obtained.
And S3, modeling analysis is carried out by combining machine learning, data mining technology and the characteristic information, so that an analysis result is obtained.
Modeling analysis may include, among other things, prediction, classification, clustering, anomaly detection, etc., which requires selection of different algorithms and models depending on specific business needs and scenarios.
And S4, displaying the analysis result in the form of a report and a chart.
A report, chart, etc., in the form of a visual interface, etc., to facilitate a user's better understanding and utilization of the analysis results.
In some embodiments of the present application, after the data integrity assessment result is obtained in step S104, the method may further include:
step S106, the data format and the data protocol of each terminal device are standardized.
Through the standardized processing, standardized management and operation control of components and equipment in the power system are realized, the components and equipment in the power system can comprise an intelligent converter, an intelligent switch cabinet, an intelligent terminal controller and the like, and through standardized data formats, protocols and the like, the functions of interconnection and linkage control are realized.
In some embodiments of the present application, the process of performing standardization processing on the data format and the data protocol of each terminal device in step S106 may include:
s1, generating a standardized data format, a standardized data protocol and a standardized data interface.
By standardizing the data formats, protocols, interfaces, etc., it is ensured that the data formats between the data sources are identical, canonical, and support the exchange and sharing of data.
S2, integrating the data in different data sources by utilizing data interfaces to obtain a complete data set.
And integrating the data in different data sources by formulating a unified interface to form a complete data set. Therefore, the data interaction between different systems can be realized through the same interface, and the interconnection and the intercommunication are realized.
In addition, the applicable communication protocol can be selected and deployed, so that the safe and stable transmission of the data is ensured. Communication protocols include the physical layer, data link layer, network layer, etc., and commonly used protocols such as TCP/IP, modbus, CAN, etc.
S3, creating a data warehouse based on the data format, the data protocol and the data interface.
By integrating elements such as format standards, protocols, interfaces and the like, a data warehouse is established so as to facilitate data analysis and processing. In addition, the data storage mode, the backup strategy and the like need to be considered, so that the safety and the reliability of the data are ensured.
After the above work is completed, a specific linkage control strategy can be designed and realized according to the service requirements and the scene. For example, automatic adjustment of environmental factors such as temperature and humidity is realized according to sensor data, or fault detection, early warning and the like are performed based on data analysis, so that intelligent automatic control is realized.
In some embodiments of the present application, after the normalization processing is performed on the data format and the data protocol of each terminal device in step S106, the method further includes:
and step S107, reporting early warning information to a management center of the power distribution terminal by combining a preset fault early warning mechanism, a data accuracy evaluation result and a data integrity evaluation result.
In some embodiments of the present application, the four-way data in step S102 may include power data, voltage data, current data, and switching value data.
Specifically, the power data includes active power data, reactive power data, and apparent power data for power demand prediction and scheduling optimization. By comparing and analyzing the electric quantity, the electric quantity used by different time periods and different devices is known, the future electric demand is further predicted, and the optimal scheduling is performed on the premise of ensuring the power supply quality.
The voltage data is used for voltage analysis and adjustment. By comparing and analyzing the voltages, whether the voltages of different devices meet the requirements or not can be known, whether the voltages are too high or too low or not can be judged, and then timely adjustment can be performed.
The current data is used for overload analysis. By means of comparative analysis of the currents, whether the working state of the equipment is normal or not and whether overload exists or not can be known.
The switching value data is used for switch fault detection. By comparing and analyzing the switching value, whether the switching state of the system equipment is normal or not can be known, and fault information can be found timely.
Further, error correction code and check code technology are adopted to improve the accuracy of transmission and analysis; the error correction code and the check code can be used for detecting and correcting errors and problems detected in the message monitoring process, so that the accuracy of error correction and check is improved; and the message monitoring can monitor and diagnose the error correction code and the check code, detect whether the safety and reliability problems of data transmission exist, and timely find and check the problems.
The following describes the power distribution terminal data communication monitoring device provided by the embodiment of the present application, and the power distribution terminal data communication monitoring device described below and the power distribution terminal data communication monitoring method described above can be referred to correspondingly.
Referring to fig. 3, a power distribution terminal data communication monitoring device provided by an embodiment of the present application may include:
the data monitoring unit 21 is configured to obtain, through a serial port communication module, a communication packet monitored by a data recorder, where the data recorder is installed between a power distribution terminal and the communication module in advance through a serial port bridging manner, and the data recorder is configured to monitor uplink and downlink communication data between the power distribution terminal and the communication module;
the data parsing unit 22 is configured to parse the communication message based on a message protocol of the power distribution terminal, so as to obtain four-remote data;
the accuracy evaluation unit 23 is configured to compare the four-remote data with the four-remote data received by the master station, so as to obtain a data accuracy evaluation result;
and the integrity evaluation unit 24 is used for comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
In some embodiments of the application, the data accuracy assessment result comprises a data accuracy assessment value; after the accuracy evaluation unit 23 obtains the data accuracy evaluation result, it may be further used to:
and if the data accuracy evaluation value is smaller than a preset accuracy threshold value, analyzing the operation data of the power grid by utilizing the monitored four-remote data.
In some embodiments of the present application, the process of analyzing the operation data of the power grid by the accuracy evaluation unit 23 using the monitored four-remote data may include:
acquiring meteorological data, and performing cleaning, normalization and anomaly detection operations on the meteorological data and the monitored four-remote data to obtain target data;
extracting characteristics of the target data to obtain characteristic information, wherein the characteristic information comprises current, voltage, power factor, temperature and humidity;
modeling analysis is carried out by combining machine learning, data mining technology and the characteristic information to obtain an analysis result;
and displaying the analysis result in the form of a report and a chart.
In some embodiments of the present application, the integrity assessment unit 24 may be further configured to, after obtaining the data integrity assessment result:
and carrying out standardization processing on the data format and the data protocol of each terminal device.
In some embodiments of the present application, the process of the integrity assessment unit 24 performing standardization processing on the data format and the data protocol of each terminal device may include:
generating a standardized data format, data protocol and data interface;
integrating the data in different data sources by utilizing the data interfaces to obtain a complete data set;
a data warehouse is created based on the data format, the data protocol, and the data interface.
In some embodiments of the present application, after the integrity evaluation unit 24 performs the normalization processing on the data format and the data protocol of each terminal device, the integrity evaluation unit may be further configured to:
and combining a preset fault early warning mechanism, a data accuracy evaluation result and a data integrity evaluation result, and reporting early warning information to a management center of the power distribution terminal.
In some embodiments of the application, the four-way data includes power data, voltage data, current data, and switching value data;
the electric quantity data comprise active electric quantity data, reactive electric quantity data and apparent power data;
the electric quantity data are used for electric quantity demand prediction and scheduling optimization;
the voltage data are used for voltage analysis and adjustment;
the current data is used for overload analysis;
the switching value data is used for detecting the switching failure.
The power distribution terminal data communication monitoring device provided by the embodiment of the application can be applied to power distribution terminal data communication monitoring equipment, such as a computer and the like. Optionally, fig. 4 shows a block diagram of a hardware structure of the power distribution terminal data communication monitoring device, and referring to fig. 4, the hardware structure of the power distribution terminal data communication monitoring device may include: at least one processor 31, at least one communication interface 32, at least one memory 33 and at least one communication bus 34.
In the embodiment of the present application, the number of the processor 31, the communication interface 32, the memory 33 and the communication bus 34 is at least one, and the processor 31, the communication interface 32 and the memory 33 complete the communication with each other through the communication bus 34;
the processor 31 may be a central processing unit CPU, or a specific integrated circuit ASIC (Application Specific Integrated Circuit), or one or more integrated circuits configured to implement embodiments of the present application, etc.;
the memory 33 may include a high-speed RAM memory, and may further include a non-volatile memory (non-volatile memory) or the like, such as at least one magnetic disk memory;
wherein the memory 33 stores a program, the processor 31 may call the program stored in the memory 33, the program being for:
the method comprises the steps that communication messages monitored by a data recorder are obtained through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module;
analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data;
comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result;
and comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
Alternatively, the refinement function and the extension function of the program may be described with reference to the above.
The embodiment of the present application also provides a storage medium storing a program adapted to be executed by a processor, the program being configured to:
the method comprises the steps that communication messages monitored by a data recorder are obtained through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module;
analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data;
comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result;
and comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
Alternatively, the refinement function and the extension function of the program may be described with reference to the above.
To sum up:
the application firstly acquires a communication message monitored by a data recorder through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module. It can be understood that the uplink data intercepted by the data recorder is not accessed into the communication module, so that the data originally sent by the power distribution terminal can be accurately reflected without being influenced by communication quality; on the other hand, the downlink data intercepted by the data recorder is not accessed to the power distribution terminal, so that the data actually transmitted on a communication link can be accurately reflected without being influenced by a communication receiving module of the power distribution terminal. And then, analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data. And then, comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result. And finally, comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result. According to the application, the data recorder monitors the communication message of the power distribution terminal, the message record is complete, the data accuracy is high, the original communication environment is not influenced, and the interference of other possibilities is reduced; further, through the data accuracy evaluation result and the data integrity evaluation result, the conditions of error sending, missing sending, multiple sending and the like of the communication messages between the power distribution terminal and the main station can be obtained, the operation and maintenance personnel of the main station can be conveniently accessed in advance, and the working efficiency is improved.
Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus 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 apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In the present specification, each embodiment is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and may be combined according to needs, and the same similar parts may be referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A method for monitoring data communication of a power distribution terminal, comprising:
the method comprises the steps that communication messages monitored by a data recorder are obtained through a serial port communication module, wherein the data recorder is arranged between a power distribution terminal and the communication module in a serial port bridging mode in advance, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module;
analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data;
comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result;
and comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
2. The method of claim 1, wherein the data accuracy assessment result comprises a data accuracy assessment value;
after the data accuracy evaluation result is obtained, the method further comprises the following steps:
and if the data accuracy evaluation value is smaller than a preset accuracy threshold value, analyzing the operation data of the power grid by utilizing the monitored four-remote data.
3. The method of claim 2, wherein the process of analyzing the operational data of the power grid using the monitored four-tele data comprises:
acquiring meteorological data, and performing cleaning, normalization and anomaly detection operations on the meteorological data and the monitored four-remote data to obtain target data;
extracting characteristics of the target data to obtain characteristic information, wherein the characteristic information comprises current, voltage, power factor, temperature and humidity;
modeling analysis is carried out by combining machine learning, data mining technology and the characteristic information to obtain an analysis result;
and displaying the analysis result in the form of a report and a chart.
4. The method of claim 2, further comprising, after obtaining the data integrity assessment result:
and carrying out standardization processing on the data format and the data protocol of each terminal device.
5. The method of claim 4, wherein the process of standardizing the data format and the data protocol of each terminal device comprises:
generating a standardized data format, data protocol and data interface;
integrating the data in different data sources by utilizing the data interfaces to obtain a complete data set;
a data warehouse is created based on the data format, the data protocol, and the data interface.
6. The method according to claim 4, further comprising, after the standardization process for the data format and the data protocol of each terminal device:
and combining a preset fault early warning mechanism, a data accuracy evaluation result and a data integrity evaluation result, and reporting early warning information to a management center of the power distribution terminal.
7. The method of claim 1, wherein the four-way data comprises power data, voltage data, current data, and switching value data;
the electric quantity data comprise active electric quantity data, reactive electric quantity data and apparent power data;
the electric quantity data are used for electric quantity demand prediction and scheduling optimization;
the voltage data are used for voltage analysis and adjustment;
the current data is used for overload analysis;
the switching value data is used for detecting the switching failure.
8. A power distribution terminal data communication monitoring device, comprising:
the data monitoring unit is used for acquiring the communication message monitored by the data recorder through the serial port communication module, wherein the data recorder is arranged between the power distribution terminal and the communication module in advance in a serial port bridging mode, and the data recorder is used for monitoring uplink and downlink communication data between the power distribution terminal and the communication module;
the data analysis unit is used for analyzing the communication message based on the message protocol of the power distribution terminal to obtain monitored four-remote data;
the accuracy evaluation unit is used for comparing the monitored four-remote data with the four-remote data received by the master station to obtain a data accuracy evaluation result;
and the integrity evaluation unit is used for comparing the communication message with the original message of the power distribution terminal to obtain a data integrity evaluation result.
9. A power distribution terminal data communication monitoring device, comprising: a memory and a processor;
the memory is used for storing programs;
the processor is configured to execute the program to implement the respective steps of the power distribution terminal data communication monitoring method as claimed in any one of claims 1 to 7.
10. A storage medium having stored thereon a computer program which, when executed by a processor, implements the respective steps of the power distribution terminal data communication monitoring method of any one of claims 1 to 7.
CN202310781627.4A 2023-06-28 2023-06-28 Power distribution terminal data communication monitoring method and device and related equipment Pending CN116760732A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117544528A (en) * 2023-12-27 2024-02-09 广州思泰信息技术有限公司 Communication message monitoring and analyzing method, system, terminal and storage medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117544528A (en) * 2023-12-27 2024-02-09 广州思泰信息技术有限公司 Communication message monitoring and analyzing method, system, terminal and storage medium

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