CN109560973B - Terminal adding method and terminal deleting method for feeder automation topological link - Google Patents
Terminal adding method and terminal deleting method for feeder automation topological link Download PDFInfo
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- CN109560973B CN109560973B CN201910025973.3A CN201910025973A CN109560973B CN 109560973 B CN109560973 B CN 109560973B CN 201910025973 A CN201910025973 A CN 201910025973A CN 109560973 B CN109560973 B CN 109560973B
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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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Abstract
The invention belongs to the technical field of electric power, and particularly relates to a terminal adding method and a terminal deleting method for feeder automation topological links. When a certain terminal is added or deleted, the adjacent terminals automatically finish checking and changing of the topology parameters according to the request of the terminal, the parameter setting of the terminal does not need to be changed manually one by one, the field operation and maintenance are convenient and quick, and errors are not easy to occur.
Description
Technical Field
The invention belongs to the technical field of electric power, and particularly relates to a terminal adding method and a terminal deleting method for feeder automation topological links.
Background
Feeder Automation (FA) is a very important aspect of a distribution automation system, and distributed feeder automation locates a fault area and performs fault processing through communication and information interaction between adjacent terminals. For the above communication, related topology information needs to be established between adjacent terminals.
At present, the establishment of topology information is realized through parameter configuration of each terminal. For a certain terminal, it needs to set address information of all its neighboring terminals through tool software or a man-machine interface. In practical application, due to various reasons such as urban construction development or temporary construction erection, the topological structure of a line changes frequently, a certain terminal needs to be added or deleted frequently, at the moment, the parameters of the terminal and an adjacent terminal need to be reconfigured, manual configuration of a plurality of terminals is complicated and easy to make mistakes, and the parameter investment needs to be synchronously matched with site construction debugging; meanwhile, for terminals without remote parameter change, the terminals need to be changed on site, the terminals are at a certain distance from each other on site, the construction conditions are poor, and particularly for terminals on columns, pole climbing operation is needed; therefore, the whole operation and maintenance is complex, errors are easy to occur, the cost is high, and the user experience is poor.
Disclosure of Invention
In order to solve the problems, the invention provides a terminal adding method and a terminal deleting method for feeder automation topological links.
The invention adopts the following technical scheme:
a method for adding terminal of feeder automation topological link includes following steps,
s1, acquiring a terminal topological link structure, and adding the first terminal between the second terminal and the third terminal;
s2, configuring terminal address parameters at two sides of the first terminal as a second terminal and a third terminal;
s3, the first terminal accesses to the communication network, and the first terminal sends out a request message for establishing a topological link to the second terminal and the third terminal;
s4, after receiving the request for establishing the topological link of the first terminal, the second terminal and the third terminal inquire whether the request for establishing the topological link of the first terminal is also received to the other party;
s5, after receiving the positive response, the second terminal and the third terminal finish the topology check, establish the topology link with the first terminal, but the link is still in the disabled state at this time;
and S6, after the first terminal confirms that the topological links are established with the second terminal and the third terminal, the first terminal sends a topological link enabling request to the second terminal and the third terminal, and at the moment, the second terminal and the third terminal disconnect the original topological links from each other and enable the topological links with the first terminal.
Further optimization of the technical scheme also comprises a step S7 of prompting that the terminal is successfully added, wherein the step S7 comprises an indicator light, a local human-computer interface, and a signal and event mode sent to the main station to prompt that the terminal is successfully added.
In the further optimization of the technical scheme, the communication mode of the topological link comprises Ethernet, 4G and bus. In the further optimization of the technical scheme, the communication protocol of the topological link comprises a communication protocol based on TCP/IP and GOOSE.
A terminal deletion method for feeder automation topological link comprises the following steps,
s1, acquiring a terminal topological link structure, and deleting the first terminal between the second terminal and the third terminal;
s2, the first terminal sends out a topology link deletion request message to the second terminal and the third terminal;
s3, after receiving the request for deleting the topological link of the first terminal, the second terminal and the third terminal inquire whether the request for deleting the topological link of the first terminal is received;
s4, after receiving the positive response, the second terminal and the third terminal respectively finish topology check, and establish a topology link with the other side, but the link is still in an disabled state at the moment;
and S5, after confirming that the second terminal and the third terminal have successfully established the topological link, the first terminal requests the second terminal and the third terminal to enable the topological link, and when the topological link is enabled, the first terminal disconnects the original link with the second terminal and the third terminal.
Further optimization of the technical scheme also comprises a step S6 of prompting that the terminal is successfully deleted, wherein the step S6 comprises an indicator light, a local human-computer interface, and a successful signal and an event mode are sent to the master station to prompt that the terminal is successfully deleted.
In the further optimization of the technical scheme, the communication mode of the topological link comprises Ethernet, 4G and bus.
In the further optimization of the technical scheme, the communication protocol of the topological link comprises a communication protocol based on TCP/IP and GOOSE.
The invention has the following advantages:
1) only the changed terminal parameters need to be configured, and the other terminals do not need to be configured one by one;
2) the distributed feeder automation topological structure is automatically established, and the distributed feeder automation topological structure has a topological check function and is not easy to make mistakes;
3) the operation and maintenance are simple and convenient, and the field workload is greatly reduced.
Drawings
FIG. 1 is a topological diagram of the present invention adding terminals;
FIG. 2 is a flow chart of the present invention for adding a terminal;
FIG. 3 is a topological diagram of the delete terminal of the present invention;
fig. 4 is a flow chart of the present invention for deleting a terminal.
Detailed Description
To further illustrate the various embodiments, the invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. Those skilled in the art will appreciate still other possible embodiments and advantages of the present invention with reference to these figures. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1, in a topological circuit diagram of adding terminals according to a preferred embodiment of the present invention, 4 terminals including the original switch 1, the original switch 2, the original switch 3, and the original switch 4 are included between the substation 1 and the substation 2, and a terminal including the original switch 6 is required to be added between the switch 2 and the switch 3 due to a line change.
Referring to fig. 2, a flow chart of adding terminals is shown. A method for adding terminal of feeder automation topological link includes following steps,
1) configuring terminal address parameters at two sides of a switch 6 as a switch 2 and a switch 3;
2) the switch 6 is connected to the communication network, and the switch 6 sends a topology link establishment request message to the switch 2 and the switch 3;
3) after receiving the topology establishment request of the switch 6, the switch 2 queries the switch 3 whether the topology link establishment request of the switch 6 is also received;
4) when the switch 2 receives the positive answer of the query result, the switch 2 completes topology check and establishes a topology link with the switch 6, but the link is still in an disabled state at the moment;
5) the topology establishment and checking of the switch 3 are the same as the steps 3-4;
6) when the switch 6 confirms that the topological links with the switches 2 and 3 are established, the switch 6 sends a topological link enabling request to the switches 2 and 3, at the moment, the switches 2 and 3 disconnect the original topological links from each other and enable the topological links with the switch 6, and the terminal of the switch 6 is successfully accessed into the distributed FA communication network.
The switch 6 has now successfully accessed the distributed FA communications network and is prompted to be successfully added in ways including, but not limited to, indicator lights, local man-machine interfaces, signals and events to the master station, etc.
The topological link of the embodiment includes but is not limited to communication modes such as ethernet, 4G, bus, etc., including but not limited to communication protocols based on TCP/IP, GOOSE, etc.
Referring to fig. 3, a topological diagram of a deleted terminal is shown, where 4 terminals including the original switch 1, the original switch 2, the original switch 3, and the original switch 4 are located between the transformer substation 1 and the transformer substation 2, and now the terminal of the original switch 2 needs to be deleted due to a line change.
Referring to fig. 4, a flowchart of deleting a terminal is shown. A terminal deletion method for feeder automation topological link comprises the following steps,
1) the switch 2 receives the deleted instruction in a remote or local mode, and starts an exit process;
2) the switch 2 sends a topology link deletion request message to the switch 1 and the switch 3;
3) after receiving the topology link deletion request of the switch 2, the switch 1 queries whether the topology link deletion request of the switch 2 is received or not from the switch 3;
4) when the switch 1 receives the positive answer of the query result, the switch 1 completes topology check and establishes a topology link with the switch 3, but the link is still in an disabled state at the moment;
5) the topology deletion request processing of the switch 3 is the same as the steps 3-4;
6) after the switch 2 confirms that the topological link between the switch 1 and the switch 3 is successfully established, the switch 1 and the switch 3 are requested to enable the topological link, and after the topological link is enabled, the switch 2 disconnects the original link between the switch 1 and the switch 3, so far, the switch 2 is successfully deleted.
At this point, the switch 2 has successfully completed the exit of the distributed FA communications network and has indicated that it has been successfully deleted in a manner including, but not limited to, indicator lights, a local man-machine interface, signals and events to the master station, and the like.
Those skilled in the art will appreciate that the above topology connection includes, but is not limited to, communication means such as ethernet, 4G, bus, etc., including, but not limited to, communication protocols based on TCP/IP, GOOSE, etc.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A method for adding terminal of feeder automation topological link is characterized in that: comprises the following steps of (a) carrying out,
s1, acquiring a terminal topological link structure, and adding the first terminal between the second terminal and the third terminal;
s2, configuring terminal address parameters at two sides of the first terminal as a second terminal and a third terminal;
s3, the first terminal accesses to the communication network, and the first terminal sends out topology establishment request messages to the second terminal and the third terminal;
s4, after receiving the request for establishing the topological link of the first terminal, the second terminal and the third terminal inquire whether the request for establishing the topological link of the first terminal is also received to the other party;
s5, after receiving the positive response, the second terminal and the third terminal finish the topology check, establish the topology link with the first terminal, but the link is still in the disabled state at this time;
and S6, after the first terminal confirms that the topological links are established with the second terminal and the third terminal, the first terminal sends a topological link enabling request to the second terminal and the third terminal, and at the moment, the second terminal and the third terminal disconnect the original topological links from each other and enable the topological links with the first terminal.
2. The method of adding terminations for feeder automation topological linking of claim 1, wherein: and step S7, prompting that the terminal is successfully added, including indicator light, local man-machine interface, signal transmission to the main station and event mode prompting that the terminal is successfully added.
3. The method of adding terminations for feeder automation topological linking of claim 1, wherein: the communication mode of the topological link comprises Ethernet, 4G and bus.
4. The method of adding terminations for feeder automation topological linking of claim 1, wherein: the communication protocol of the topological link comprises a communication protocol based on TCP/IP and GOOSE.
5. A terminal deleting method for feeder automation topological link is characterized in that: comprises the following steps of (a) carrying out,
s1, acquiring a terminal topological link structure, and deleting the first terminal between the second terminal and the third terminal;
s2, the first terminal sends out a topology link deletion request message to the second terminal and the third terminal;
s3, after receiving the request for deleting the topological link of the first terminal, the second terminal and the third terminal inquire whether the request for deleting the topological link of the first terminal is received;
s4, after receiving the positive response, the second terminal and the third terminal respectively finish topology check, and establish a topology link with the other side, but the link is still in an disabled state at the moment;
and S5, after confirming that the second terminal and the third terminal have successfully established the topological link, the first terminal requests the second terminal and the third terminal to enable the topological link, and when the topological link is enabled, the first terminal disconnects the original link with the second terminal and the third terminal.
6. The method for drop termination of a feeder automation topological link according to claim 5, characterized by: and step S6, prompting that the terminal is successfully deleted, wherein the step comprises an indicator light, a local human-computer interface, and sending a signal and an event mode to the main station to prompt that the terminal is successfully deleted.
7. The method for drop termination of a feeder automation topological link according to claim 5, characterized by: the communication mode of the topological link comprises Ethernet, 4G and bus.
8. The method for drop termination of a feeder automation topological link according to claim 5, characterized by: the communication protocol of the topological link comprises a communication protocol based on TCP/IP and GOOSE.
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| US5740164A (en) * | 1993-02-09 | 1998-04-14 | Teledesic Corporation | Traffic routing for satellite communication system |
| US6041358A (en) * | 1996-11-12 | 2000-03-21 | Industrial Technology Research Inst. | Method for maintaining virtual local area networks with mobile terminals in an ATM network |
| CN100559736C (en) * | 2006-07-10 | 2009-11-11 | 京信通信技术(广州)有限公司 | Repeater station capable of self adapting regulation group net mode and its data interacting method |
| CN101227310B (en) * | 2008-01-29 | 2011-04-20 | 华为技术有限公司 | System, apparatus and method for obtaining multicast topology information |
| CN104460346B (en) * | 2014-11-18 | 2017-01-11 | 江苏省电力公司扬州供电公司 | Feeder automation action logic test method based on power distribution terminal service verification |
| CN105790254B (en) * | 2016-01-26 | 2018-03-13 | 山东大学 | A kind of feeder line topological representation method based on multiway tree |
| CN106651635B (en) * | 2016-10-10 | 2020-06-26 | 中国南方电网有限责任公司 | Distribution network topology self-adaptive protection method based on distributed storage |
| CN106685716B (en) * | 2016-12-29 | 2019-04-26 | 平安科技（深圳）有限公司 | Network topology adaptive data visualization method and device |
| CN107357985A (en) * | 2017-07-03 | 2017-11-17 | 国网江苏省电力公司南京供电公司 | A kind of check scheme on distribution main website feeder line topological model |
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