CN109525415B - Intelligent power distribution terminal topology model self-synchronization method and device - Google Patents
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0876—Aspects of the degree of configuration automation
- H04L41/0886—Fully automatic configuration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/12—Discovery or management of network topologies
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H—ELECTRICITY
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- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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Abstract
The invention relates to a self-synchronizing method and a self-synchronizing device for a topological model of an intelligent power distribution terminal, wherein the self-synchronizing method comprises the following steps: 1) Establishing a communication link with the intelligent power distribution terminal, monitoring whether self-description information of the intelligent power distribution terminal exists in real time, if so, executing the step 2), and if not, returning to the step 1); 2) Analyzing the self-description information of the intelligent power distribution terminal, obtaining a target function in the self-description information of the intelligent power distribution terminal, judging whether the target function is self-synchronization of the topological model, if so, executing the step 3), and if not, returning to the step 1); 3) And identifying corresponding terminal equipment according to the self-description information of the intelligent power distribution terminal, generating an intelligent power distribution terminal topology model by taking a switch associated with the terminal equipment as a center, and sending intelligent power distribution terminal topology model information to the terminal equipment to complete self-synchronization. Compared with the prior art, the method has the advantages of accuracy, reliability, convenience in realizing self-synchronization of the intelligent power distribution terminal topology model and the like.
Description
Technical Field
The invention relates to the field of intelligent power grid information communication, in particular to a self-synchronizing method and a self-synchronizing device for an intelligent power distribution terminal topological model.
Background
The distribution network is huge in scale and complex in wiring, the distributed power supply is connected to increase the control difficulty of distribution network automation, and the technical requirements on distribution automation are higher and higher. The distribution automation construction and maintenance cost is very high due to the fact that the terminal devices of the distribution network are wide in points, and meanwhile, effective access and maintenance workload reduction of a large number of distribution automation devices are a big problem facing the application of the distribution automation technology for a long time. With the progress of the technology, various intelligent power distribution terminals are increasingly applied to a power distribution network, the advantages of centralized intelligence and distributed intelligence are fully exerted to carry out fault processing, and the trend of realizing feeder automation is a development trend.
The transformation, the expansion and the daily maintenance of the power distribution network are frequent, and the local topology change of the power distribution network related to the intelligent power distribution terminal and the newly added intelligent power distribution terminal need to modify the local topology model of the whole network topology and the related intelligent power distribution terminal in the power distribution main station. Therefore, how to realize automatic synchronization of the topological model from the power distribution master station to the intelligent power distribution terminal is crucial.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an intelligent power distribution terminal topology model self-synchronizing method and a self-synchronizing device.
The purpose of the invention can be realized by the following technical scheme:
an intelligent power distribution terminal topology model self-synchronizing method comprises the following steps:
1) Establishing a communication link with the intelligent power distribution terminal, monitoring whether self-description information of the intelligent power distribution terminal exists in real time, if so, executing the step 2), and if not, returning to the step 1);
2) Analyzing the self-description information of the intelligent power distribution terminal, obtaining a target function in the self-description information of the intelligent power distribution terminal, judging whether the target function is self-synchronization of a topological model, if so, executing the step 3), and if not, returning to the step 1);
3) And identifying corresponding terminal equipment according to the self-description information of the intelligent power distribution terminal, generating an intelligent power distribution terminal topology model by taking a switch associated with the terminal equipment as a center, and sending intelligent power distribution terminal topology model information to the terminal equipment to complete self-synchronization.
Further, the self-description information of the intelligent power distribution terminal comprises file header information, communication information and data set information,
the file header information comprises a unique tool identifier, a structure name and a unique intelligent power distribution terminal identifier;
the communication information includes a target function, a version number, a manufacturer, a terminal type, a terminal name, an access node name, and a destination.
Further, the intelligent power distribution terminal topology model comprises an adjacent switch topology network and an intelligent power distribution terminal communication network.
Further, the intelligent power distribution terminal topology model information comprises an intelligent power distribution terminal unique identifier, a local switch, a local topology, an adjacent intelligent power distribution terminal, a channel identifier and a destination.
Furthermore, the self-description information of the intelligent power distribution terminal is established by the intelligent configuration terminal by adopting an SCL configuration file.
An intelligent power distribution terminal topology model self-synchronizing device, comprising:
the communication link establishing module is used for receiving a connection request actively initiated by the intelligent power distribution terminal and establishing a communication link;
the monitoring module is used for monitoring whether self-description information of the intelligent power distribution terminal exists in real time;
the target function acquisition module responds when the judgment result of the monitoring module is yes and is used for analyzing the self-description information of the intelligent power distribution terminal and acquiring a target function in the self-description information of the intelligent power distribution terminal;
and the topological model information sending module responds when the target function acquired in the target function acquisition module is topological model self-synchronization, and is used for identifying corresponding terminal equipment according to the self-description information of the intelligent power distribution terminal, generating an intelligent power distribution terminal topological model by taking a switch associated with the terminal equipment as a center, and sending the topological model information of the intelligent power distribution terminal to the terminal equipment to complete self-synchronization.
Further, the self-description information of the intelligent power distribution terminal comprises file header information, communication information and data set information,
the file header information comprises a unique tool identifier, a structure name and a unique intelligent power distribution terminal identifier;
the communication information includes a target function, a version number, a manufacturer, a terminal type, a terminal name, an access node name, and a destination.
Further, the intelligent power distribution terminal topology model comprises an adjacent switch topology network and an intelligent power distribution terminal communication network.
Further, the intelligent power distribution terminal topology model information comprises an intelligent power distribution terminal unique identifier, a local switch, a local topology, adjacent intelligent power distribution terminals, a channel identifier and a destination.
Furthermore, the self-description information of the intelligent power distribution terminal is established by the intelligent configuration terminal by adopting an SCL configuration file.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention adopts a real-time monitoring mode to realize the self-synchronization of the intelligent power distribution terminal topology model, and meets the requirements of frequent transformation, capacity expansion and daily maintenance of the power distribution network.
2. The invention establishes the self-description information of the intelligent power distribution terminal based on the SCL configuration file, and can conveniently and accurately realize the automatic identification of the intelligent power distribution terminal.
3. The intelligent power distribution terminal topology model is formed based on IEC 61968 and IEC 61850 extension, and the configuration topology model information is automatically issued on the basis of identifying the intelligent power distribution terminal, so that the self-synchronization of the intelligent power distribution terminal topology model is realized.
Drawings
Fig. 1 is a block diagram of topology information interaction between an intelligent power distribution terminal and a power distribution master station.
Fig. 2 is a model self-synchronizing communication process.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In order to meet the requirements of distributed FA, a local topology model needs to be established in the intelligent power distribution terminal, and the intelligent power distribution terminal can adapt to various typical topologies. As shown in fig. 1 and 2, the invention provides a self-synchronization method for a topology model of an intelligent power distribution terminal, which realizes topology synchronization between a power distribution master station and the intelligent power distribution terminal. The self-synchronizing method comprises the following steps:
1) Establishing a communication link with the intelligent power distribution terminal, monitoring whether self-description information of the intelligent power distribution terminal exists or not in real time, if yes, executing the step 2), and if not, returning to the step 1).
2) Analyzing the self-description information of the intelligent power distribution terminal, obtaining a target function in the self-description information of the intelligent power distribution terminal, judging whether the target function is self-synchronization of a topological model, if so, executing the step 3), and if not, returning to the step 1);
3) And identifying corresponding terminal equipment according to the self-description information of the intelligent power distribution terminal, generating an intelligent power distribution terminal topology model by taking a switch associated with the terminal equipment as a center, and sending the intelligent power distribution terminal topology model information to the terminal equipment to complete self-synchronization.
The intelligent power distribution terminal topology model self-synchronizing method can be realized by a corresponding intelligent power distribution terminal topology model self-synchronizing device, the synchronizing device comprises a communication link establishing module, a monitoring module, a target function obtaining module and a topology model information sending module, and all the modules can be arranged in a power distribution master station. Each intelligent power distribution terminal initiates connection according to the configured IP address of the preposed server of the power distribution main station, a communication link is established, and the power distribution main station realizes monitoring service and intelligent power distribution terminal topology model information issuing functions.
The self-description information of the intelligent power distribution terminal comprises file header information, communication information and data set information, wherein the file header information comprises a tool unique identifier, a structure name and an intelligent power distribution terminal unique identifier; the communication information includes a target function, a version number, a manufacturer, a terminal type, a terminal name, an access node name, and a destination.
The intelligent power distribution terminal topology model comprises an adjacent switch topology network and an intelligent power distribution terminal communication network, and is formed based on IEC 61968 and IEC 61850 extension.
The intelligent power distribution terminal topology model information comprises an intelligent power distribution terminal unique identifier, a local switch, a local topology, adjacent intelligent power distribution terminals, a channel identifier and a destination.
The self-description information of the intelligent power distribution terminal is established by the intelligent configuration terminal by adopting an SCL configuration file.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection determined by the claims.
Claims (6)
1. An intelligent power distribution terminal topology model self-synchronization method is characterized by comprising the following steps:
1) Establishing a communication link with the intelligent power distribution terminal, monitoring whether self-description information of the intelligent power distribution terminal exists or not in real time, if yes, executing the step 2), and if not, returning to the step 1);
2) Analyzing the self-description information of the intelligent power distribution terminal, obtaining a target function in the self-description information of the intelligent power distribution terminal, judging whether the target function is self-synchronization of a topological model, if so, executing the step 3), and if not, returning to the step 1);
3) Identifying corresponding terminal equipment according to the self-description information of the intelligent power distribution terminal, generating an intelligent power distribution terminal topology model by taking a switch associated with the terminal equipment as a center, and sending intelligent power distribution terminal topology model information to the terminal equipment to complete self-synchronization;
the intelligent power distribution terminal topology model comprises an adjacent switch topology network and an intelligent power distribution terminal communication network, and the intelligent power distribution terminal topology model information comprises an intelligent power distribution terminal unique identifier, a local switch, a local topology, an adjacent intelligent power distribution terminal, a channel identifier and a destination.
2. The intelligent power distribution terminal topology model self-synchronization method according to claim 1, wherein the intelligent power distribution terminal self-description information comprises file header information, communication information and data set information,
the file header information comprises a unique tool identifier, a structure name and a unique intelligent power distribution terminal identifier;
the communication information includes a target function, a version number, a manufacturer, a terminal type, a terminal name, an access node name, and a destination.
3. The intelligent power distribution terminal topology model self-synchronization method according to claim 1, wherein the intelligent power distribution terminal self-description information is established by an intelligent configuration terminal using an SCL configuration file.
4. The utility model provides an intelligent power distribution terminal topological model self-synchronizing device which characterized in that includes:
the communication link establishing module is used for receiving a connection request initiated by the intelligent power distribution terminal and establishing a communication link;
the monitoring module is used for monitoring whether self-description information of the intelligent power distribution terminal exists in real time;
the target function acquisition module is used for responding when the judgment result of the monitoring module is yes and analyzing the self-description information of the intelligent power distribution terminal to acquire a target function in the self-description information of the intelligent power distribution terminal;
the topological model information sending module responds when the target function acquired in the target function acquisition module is topological model self-synchronization, and is used for identifying corresponding terminal equipment according to the self-description information of the intelligent power distribution terminal, generating an intelligent power distribution terminal topological model by taking a switch associated with the terminal equipment as a center, and sending the topological model information of the intelligent power distribution terminal to the terminal equipment to complete self-synchronization;
the intelligent power distribution terminal topology model comprises an adjacent switch topology network and an intelligent power distribution terminal communication network, and the intelligent power distribution terminal topology model information comprises an intelligent power distribution terminal unique identifier, a local switch, a local topology, adjacent intelligent power distribution terminals, a channel identifier and a destination.
5. The intelligent power distribution terminal topology model self-synchronizing device according to claim 4, wherein the intelligent power distribution terminal self-description information comprises file header information, communication information and data set information,
the file header information comprises a unique tool identifier, a structure name and a unique intelligent power distribution terminal identifier;
the communication information includes a target function, a version number, a manufacturer, a terminal type, a terminal name, an access node name, and a destination.
6. The intelligent power distribution terminal topology model self-synchronizing device according to claim 4, wherein the intelligent power distribution terminal self-description information is established by an intelligent configuration terminal using an SCL configuration file.
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