CN111355529A - System and method for monitoring on-off of networking optical fiber based on SCD - Google Patents
System and method for monitoring on-off of networking optical fiber based on SCD Download PDFInfo
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- CN111355529A CN111355529A CN201811584441.5A CN201811584441A CN111355529A CN 111355529 A CN111355529 A CN 111355529A CN 201811584441 A CN201811584441 A CN 201811584441A CN 111355529 A CN111355529 A CN 111355529A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
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- H—ELECTRICITY
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- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
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- H—ELECTRICITY
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Abstract
The invention relates to a networking optical fiber on-off monitoring system and method based on SCD, the networking optical fiber on-off monitoring system comprises a background subsystem and an embedded intelligent processing device which are connected with each other, the background subsystem comprises an SCD inspection module for inspecting the format of an engineering SCD file, a model supplement module for generating a full model SCD and an optical fiber and GOOSE loop matching module for generating the matching result of the optical fiber and the GOOSE loop which are connected in sequence, a data processing module for processing MMS data into GOOSE loop on-off reverse correction state quantity, a networking optical fiber loop diagnosis module connected with the data processing module and used for realizing the detection and the judgment of the optical fiber and the GOOSE state, a data storage module for storing the processing result data and a network communication module used for connecting communication are arranged in the embedded intelligent processing device, and the matching method utilizes all the modules in the system to form complete object-oriented data processing, compared with the prior art, the intelligent control system has the advantages of high intelligent degree, convenience in maintenance and the like.
Description
Technical Field
The invention relates to a disturbance data analysis technology of an intelligent substation in the technical field of power systems, in particular to a networking optical fiber on-off monitoring system and method based on SCD.
Background
With the advance of the IEC 61850-based Substation automation engineering application, the connection mode of the Substation secondary equipment IED is replaced by the conventional cable connection through the optical fiber communication, the functional association is realized through the GOOSE (Generic Object Oriented Substation Event) defined by IEC61850, and the Substation secondary system is covered by the SCD (Substation Configuration Description) file.
In the actual operation and maintenance process of the intelligent substation, the on-off state of the networking optical fiber can be comprehensively judged through multiple information.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a networking optical fiber on-off monitoring system and method based on SCD, which construct an object-oriented information basis with model characteristics through full-model SCD modeling and realize automatic matching of physical networking optical fibers and GOOSE; on the basis, an intelligent analysis means is provided through a network monitoring technology, and a solid foundation is provided for on-off monitoring of networking optical fibers of the intelligent substation.
The purpose of the invention can be realized by the following technical scheme:
the background subsystem comprises an SCD (substation configuration description) inspection module, a model supplement module and an optical fiber and GOOSE loop matching module, the SCD inspection module is used for performing format inspection on engineering SCD files, the model supplement module is used for generating full-model SCD, the optical fiber and GOOSE loop matching module is used for generating optical fiber and GOOSE loop matching results, and the embedded intelligent processing device is internally provided with a data processing module, a networking optical fiber loop diagnosis module, a data storage module and a network communication module, wherein the data processing module is used for processing MMS (multimedia messaging service) data into GOOSE loop on-off reverse correction state quantity, the networking optical fiber loop diagnosis module is connected with the data processing module and used for detecting and judging optical fibers and GOOSE states, and the data storage module is used for storing processing result data and is used for connecting communication.
Furthermore, the model supplementing module and the optical fiber and GOOSE loop matching module are both connected with the network communication module.
Further, the input quantity of the network communication module is full model SCD, matching result of optical fiber and GOOSE loop and protection device data, and the output quantity is GOOSE loop related data.
Furthermore, the input quantity of the background subsystem is an engineering SCD file, and the output quantity of the background subsystem is a matching result of a full model SCD and an optical fiber and a GOOSE loop.
A method for monitoring the on-off of the networking optical fiber on-off monitoring system based on the SCD comprises the following steps:
step 1: the background subsystem reads in an engineering SCD file, carries out standard inspection on an SCD model and forms a full model SCD; according to the full model SCD, the automatic matching of the optical fiber and the GOOSE loop is realized, and the matching result is output to the embedded intelligent processing device;
step 2: after acquiring the MMS message, the network communication module of the embedded intelligent processing device respectively outputs the MMS message to a data storage module and a data processing module according to the full model SCD file and the automatic matching result of the optical fiber and the GOOSE loop;
and step 3: the data processing module of the embedded intelligent processing device processes the MMS message into GOOSE loop state information and outputs the data processing result to the data storage module and the networking optical fiber loop diagnosis module;
and 4, step 4: a networking optical fiber loop diagnosis module of the embedded intelligent processing device detects and judges a GOOSE loop from the data processing module to form a GOOSE loop event information report and output the GOOSE loop event information report to the data storage module;
and 5: the data storage module of the embedded intelligent processing device stores all relevant data from the network communication module and receives a call command of the stored data from the data processing module.
All the related data in the step 5 are full model SCD, state information from the GOOSE loop and monitoring reports of a networking optical fiber loop diagnosis module, wherein the full model SCD comprises matching relations between optical fibers and the GOOSE loop and MMS messages.
Compared with the prior art, the invention has the following advantages:
(1) the invention has high intelligent degree, the invention designs a networking optical fiber on-off monitoring system based on SCD aiming at an intelligent transformer substation, which comprises a background subsystem and an embedded intelligent processing device which are connected with each other, the background subsystem comprises an SCD checking module for checking the format of an engineering SCD file, a model supplementing module for generating a full model SCD and an optical fiber and GOOSE loop matching module for generating the matching result of the optical fiber and the GOOSE loop which are connected in sequence, the embedded intelligent processing device is internally provided with a data processing module for processing MMS data into GOOSE loop on-off reverse correction state quantity, a networking optical fiber loop diagnosis module connected with the data processing module for realizing the detection and the judgment of the optical fiber and the GOOSE state, a data storage module for storing the processing result data and a network communication module for connecting and communicating, the background subsystem is designed to read in the engineering SCD file, the full-model SCD and the optical fiber matching result are output to the embedded intelligent processing device, the full-model SCD is modeled, an object-oriented information base with model characteristics is constructed aiming at the automatic matching of the physical networking optical fiber and the GOOSE, the intelligent degree is high, and the modularized design enables the overhaul to be simpler and more convenient.
(2) The method has high safety and high reliability, constructs an object-oriented information basis with model characteristics through full-model SCD modeling, and realizes automatic matching of physical networking optical fibers and GOOSE; on the basis, an intelligent analysis means is provided through a network monitoring technology, and a solid foundation is provided for on-off monitoring of networking optical fibers of the intelligent substation.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic flow chart of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
Examples
Fig. 1 shows an embodiment of a networking optical fiber on-off monitoring system based on SCD according to the technical solution of the present invention, which includes: embedded intelligent processing apparatus and the backstage subsystem that links to each other with it, wherein: and the background subsystem reads in the engineering SCD file and outputs a full-model SCD and an optical fiber matching result to the embedded intelligent processing device.
The embedded intelligent processing device is configured in each network segment of the substation automation system and acquires MMS message information on line through an MMS network, and the embedded intelligent processing device comprises: data storage module, data processing module and network communication module, wherein: the data processing module processes MMS data into GOOSE loop on-off reverse correction state quantity, calls a full model SCD file of the data storage module and a matching relation between the optical fiber and the GOOSE loop to realize object-oriented data processing, outputs a data processing result to the data storage module and the networking optical fiber diagnosis module, and the networking optical fiber diagnosis module realizes detection and judgment of the optical fiber and the GOOSE state from the data processing module according to a preset detection principle.
The background subsystem comprises: SCD inspection module, model supplement module and optic fibre and GOOSE return circuit matching module, wherein: the SCD inspection module performs format inspection on the engineering SCD file and then outputs SCD difference to the model supplement module, the model supplement module generates a full model SCD and outputs the full model SCD to the network communication module and the channel matching module, and the channel matching module obtains a matching result of the optical fiber and the GOOSE loop according to the full model SCD and outputs the matching result to the network communication module.
In the above embodiments, for the data storage module, the core chip may adopt an eeprom chip series, and for the data processing module, the core chip may adopt a DSP chip series.
As shown in fig. 2, a specific on-off monitoring method according to an embodiment of the present invention specifically includes the following steps:
s100: a background system reads in an engineering SCD file, carries out standard inspection on an SCD model, and supplements and perfects the SCD file according to a standard SCD model library to form a full model SCD; according to the full model SCD, the automatic matching of the optical fiber and the GOOSE loop is realized, and the result is output to the embedded intelligent processing device;
s200: a network communication module of the embedded intelligent processing device acquires MMS messages through an MMS network port, and respectively outputs the MMS messages to a data storage module and a data processing module according to a full model SCD file and an automatic matching result of the optical fiber and the GOOSE loop;
s300: processing the MMS message into GOOSE loop state information by a data processing module of the embedded intelligent processing device, and realizing object-oriented data processing based on a full-model SCD file and the matching relation between the optical fiber and the GOOSE loop; and outputting the data processing result to a data storage module and a networking optical fiber diagnosis module;
s400: the GOOSE diagnosis module of the embedded intelligent processing device detects and judges a GOOSE loop from the data processing module according to a preset data processing mechanism, judges according to real-time state data, forms a GOOSE loop event information report and outputs the GOOSE loop event information report to the data storage module;
s500: the data storage module of the embedded intelligent processing device stores the full model SCD from the network communication module, the matching relation between the optical fiber and the GOOSE loop and the MMS message; loop state information from GOOSE; monitoring reports of the optical fiber and GOOSE loop diagnosis module; and accepts call commands from the data processing module for the stored data.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The system is characterized in that the system comprises a background subsystem and an embedded intelligent processing device which are connected with each other, wherein the background subsystem comprises an SCD (substation configuration description) inspection module, a model supplement module and an optical fiber and GOOSE loop matching module, the SCD inspection module is used for performing format inspection on engineering SCD files, the model supplement module is used for generating full-model SCD, the optical fiber and GOOSE loop matching module is used for generating optical fiber and GOOSE loop matching results, and the embedded intelligent processing device is internally provided with a data processing module, a networking optical fiber loop diagnosis module, a data storage module and a network communication module, the networking optical fiber loop diagnosis module is connected with the data processing module and is used for processing MMS data into GOOSE loop on-off reverse correction state quantities and the networking optical fiber and GOOSE state detection and judgment module is connected with the data processing module and is used for storing processing result data and.
2. The SCD-based networking optical fiber on-off monitoring system according to claim 1, wherein the model supplementing module and the optical fiber and GOOSE loop matching module are connected with the network communication module.
3. The SCD-based networking optical fiber on-off monitoring system according to claim 1, wherein the input quantity of the network communication module is full-model SCD, matching result of optical fiber and GOOSE loop and protection device data, and the output quantity is GOOSE loop related data.
4. The SCD-based networking optical fiber on-off monitoring system according to claim 1, wherein the input quantity of the background subsystem is an engineering SCD file, and the output quantity is a full model SCD and a matching result of an optical fiber and a GOOSE loop.
5. An on-off monitoring method adopting the SCD-based networking optical fiber on-off monitoring system according to any one of claims 1-4, characterized by comprising the following steps:
step 1: the background subsystem reads in an engineering SCD file, carries out standard inspection on an SCD model and forms a full model SCD; according to the full model SCD, the automatic matching of the optical fiber and the GOOSE loop is realized, and the matching result is output to the embedded intelligent processing device;
step 2: after acquiring the MMS message, the network communication module of the embedded intelligent processing device respectively outputs the MMS message to a data storage module and a data processing module according to the full model SCD file and the automatic matching result of the optical fiber and the GOOSE loop;
and step 3: the data processing module of the embedded intelligent processing device processes the MMS message into GOOSE loop state information and outputs the data processing result to the data storage module and the networking optical fiber loop diagnosis module;
and 4, step 4: a networking optical fiber loop diagnosis module of the embedded intelligent processing device detects and judges a GOOSE loop from the data processing module to form a GOOSE loop event information report and output the GOOSE loop event information report to the data storage module;
and 5: the data storage module of the embedded intelligent processing device stores all relevant data from the network communication module and receives a call command of the stored data from the data processing module.
6. The on-off monitoring method of the networking optical fiber on-off monitoring system based on the SCD as claimed in claim 5, wherein all the related data in the step 5 are full-model SCD, status information from GOOSE loop and monitoring report of networking optical fiber loop diagnostic module, and the full-model SCD includes matching relationship between optical fiber and GOOSE loop and MMS message.
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Citations (5)
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| CN108616405A (en) * | 2018-05-11 | 2018-10-02 | 许继集团有限公司 | The Fault Locating Method and device in a kind of intelligent substation void circuit |
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2018
- 2018-12-24 CN CN201811584441.5A patent/CN111355529A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104408665A (en) * | 2014-10-31 | 2015-03-11 | 上海毅昊自动化有限公司 | Event-oriented disturbance data processing system based on SCD model |
| CN106788689A (en) * | 2016-12-05 | 2017-05-31 | 国网福建省电力有限公司 | A kind of intelligent substation tester wiring automatic checkout system and method |
| CN207588558U (en) * | 2017-09-22 | 2018-07-06 | 国家电网公司 | Intelligent substation fiber failure on-line early warning system |
| CN108551401A (en) * | 2018-04-09 | 2018-09-18 | 贵州电网有限责任公司 | Intelligent substation actual situation diagnostic system actual situation path incidence maps and diagnostic method |
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Application publication date: 20200630 |