CN110932226A - Automatic checking system for relay protection setting value - Google Patents

Automatic checking system for relay protection setting value Download PDF

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Publication number
CN110932226A
CN110932226A CN201911168765.5A CN201911168765A CN110932226A CN 110932226 A CN110932226 A CN 110932226A CN 201911168765 A CN201911168765 A CN 201911168765A CN 110932226 A CN110932226 A CN 110932226A
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CN
China
Prior art keywords
module
information
fixed value
setting
checking
Prior art date
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Pending
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CN201911168765.5A
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Chinese (zh)
Inventor
卢正飞
刘子俊
张安龙
晋龙兴
黄双
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.)
Shenzhen Power Supply Bureau Co Ltd
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Shenzhen Power Supply Bureau 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 Shenzhen Power Supply Bureau Co Ltd filed Critical Shenzhen Power Supply Bureau Co Ltd
Priority to CN201911168765.5A priority Critical patent/CN110932226A/en
Publication of CN110932226A publication Critical patent/CN110932226A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/006Calibration or setting of parameters
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00Details of emergency protective circuit arrangements
    • H02H1/0092Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks

Abstract

The invention discloses a relay protection constant value automatic check system, wherein the system comprises a matching module, a constant value correlation module and a constant value data check module, the matching module comprises a constant value matching module and an equipment matching module, and the constant value matching module is used for receiving first information of a constant value list; the equipment matching module is used for receiving second information; the fixed value association module is used for matching the first information and the second information of the fixed value list; the fixed value data checking module comprises a reading module and a comparison module, the reading module is used for reading the fixed value data and the running fixed value information of the fixed value list when the first information and the second information of the fixed value list are matched consistently, and the comparison module is used for comparing and checking the fixed value data and the running fixed value information of the fixed value list and outputting a checking result. The technical scheme of the invention reduces the workload of operation and maintenance personnel.

Description

Automatic checking system for relay protection setting value
Technical Field
The invention relates to the field of relay protection detection, in particular to an automatic check system for a relay protection setting value.
Background
With the continuous development of the scale of the power grid, the number of the transformer substations and the number of the protection devices are rapidly increased, and the problem of resource shortage of operation and maintenance personnel is increasingly highlighted. At present, the fixed value checking work is still carried out by using a manual checking method, the labor input is large, and the time consumption is long. It is necessary to provide a new checking scheme to solve the contradiction between the huge workload of fixed value checking and the resource shortage of operation and maintenance personnel.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic checking system for relay protection constant values, and aims to reduce the workload of operation and maintenance personnel.
In order to solve the technical problem, the invention provides an automatic relay protection constant value checking system which comprises a matching module, a constant value correlation module and a constant value data checking module, wherein the matching module comprises a constant value matching module and an equipment matching module, and the constant value matching module is used for being connected with a protection constant value setting calculation system so as to receive first information of a constant value list sent by the protection constant value setting calculation system; the equipment matching module is used for being connected with a relay protection and fault information system so as to receive second information of the relay protection and fault information system; the fixed value association module is respectively connected with the fixed value matching module and the equipment matching module, and is used for matching the first information with the second information; the fixed value data checking module is connected with the protection fixed value setting calculation system, the relay protection and fault information system and the fixed value correlation module, the fixed value data checking module comprises a reading module and a comparison module, the reading module is used for reading fixed value data of a fixed value list in the first information and operation fixed value information in the relay protection and fault information system when the first information is matched with the second information in a consistent mode, and the comparison module is used for comparing and checking the fixed value data of the fixed value list with the operation fixed value information and outputting a checking result.
Optionally, the system further comprises a manual confirmation module, the manual confirmation module is connected with the constant value association module, and when the constant value association module matches the first information of the constant value list with the second information for the first time, and the first information is matched with the second information, the system prompts to allow or refuse to start the reading module.
Optionally, the first information and the second information each include a station name, a primary device name, a device model of the relay protection device, and a fixed value item.
Optionally, the system further comprises a starting module, the starting module is connected with the constant value association module, the starting module comprises a manual starting module and a time starting module, and when the manual starting module or the time starting module is started, the constant value association module executes association matching.
Optionally, the fixed value matching module and the protection fixed value setting calculation system, and the equipment matching module and the relay protection and fault information system are all connected through an ethernet card; the fixed value data checking module is respectively connected with the protection fixed value setting calculation system and the relay protection and fault information system through Ethernet cards.
Optionally, the system further comprises a setting file parsing module, the setting file parsing module is respectively connected with the fixed value matching module and the fixed value data checking module, and the setting file parsing module is configured to perform XML file parsing on the fixed value list to obtain the first information and the fixed value data.
Optionally, the system further comprises a database server module, connected to the fixed value data checking module, and configured to store the fixed value data of the fixed value list, the operation fixed value, and the checking result.
Optionally, the system further comprises a check problem closed-loop processing module connected to the fixed value data check module, the fixed value data check module may further identify the check result with a difference, generate a problem work order, transmit and store the problem work order to the check problem closed-loop processing module, and the check problem closed-loop processing module is configured to mark a difference between the fixed value data and the operation fixed value information of the fixed value order in the problem work order, and send an alarm.
Optionally, the system further comprises a power grid operation management system, the power grid operation management system is connected with the check problem closed-loop processing module, the power grid operation management system comprises a display module, and the display module is used for displaying the information of the difference.
Optionally, the power grid operation management system is further connected with the relay protection and fault information system through an ethernet card, and the power grid operation management system further includes a data input module and a storage module, the data input module is used for inputting and storing the setting single data in the storage module, and the storage module can transmit the setting single data to the relay protection and fault information system.
The method has the technical effects that the first information of the setting list of the protection setting calculation system and the second information of the relay protection device in the relay protection and fault information system are obtained through the matching module, the first information and the second information are automatically matched through the setting association module, when the first information and the second information are matched, the setting data check module compares and checks the setting information of the setting list and the operation setting information, and outputs a check result to finish the automatic check work of the setting. Therefore, through the relay protection constant value automatic check system, the constant value list is subjected to automatic constant value check work, and the workload of operation and maintenance personnel is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic block diagram of an automatic relay protection constant value checking system according to an embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that if the description of "first", "second", etc. is provided in the embodiment of the present invention, the description of "first", "second", etc. is only for descriptive purposes and is not to be construed as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides an automatic checking system for a relay protection setting value, which comprises a matching module, a setting value correlation module and a setting value data checking module, wherein the matching module comprises a setting value matching module and an equipment matching module, and the setting value matching module is used for being connected with a protection setting value setting calculation system so as to receive first information of a setting value list sent by the protection setting value setting calculation system; the equipment matching module is used for being connected with a relay protection and fault information system so as to receive second information of the relay protection and fault information system; the fixed value association module is respectively connected with the fixed value matching module and the equipment matching module, and is used for matching the first information with the second information; the fixed value data checking module is connected with the protection fixed value setting calculation system, the relay protection and fault information system and the fixed value correlation module, the fixed value data checking module comprises a reading module and a comparison module, the reading module is used for reading fixed value data of a fixed value list in the first information and operation fixed value information in the relay protection and fault information system when the first information is matched with the second information in a consistent mode, and the comparison module is used for comparing and checking the fixed value data of the fixed value list with the operation fixed value information and outputting a checking result.
Specifically, the operation and maintenance personnel can set the preset value according to the actual situation of the fixed value check, and when the first information and the second information of the fixed value list are matched consistently, the reading module of the fixed value data check module reads the fixed value data of the fixed value list and the running fixed value information in the relay protection and fault information system.
According to the technical scheme, the first information of a setting value list of a protection setting value setting calculation system and the second information of a relay protection device in a relay protection and fault information system are obtained through a matching module, the first information and the second information of the setting value list are automatically matched through a setting value correlation module, when the first information and the second information are matched, the setting value information of the setting value list and the operation setting value information are compared and checked through a setting value data checking module, a checking result is output, and automatic checking work of the setting value is completed. Therefore, through the relay protection constant value automatic check system, the constant value list is subjected to automatic constant value check work, and the workload of operation and maintenance personnel is reduced.
Further, in an embodiment, as shown in fig. 1, the automatic relay protection constant value checking system further includes a manual confirmation module, where the manual confirmation module is connected to the constant value association module, and when the constant value association module matches the first information with the second information for the first time, and the matching is consistent, the system prompts to allow or refuse to start the reading module.
Because the relay protection device is a main component of the power system, whether the relay protection device can normally operate directly affects the reliability and safety of the operation of the power system, and it is very critical to ensure whether the relay protection device normally operates according to a fixed value single parameter, therefore, when the fixed value association module matches the first information of a fixed value single with the second information for the first time, and when the matching is consistent, the reading module is prompted to allow or refuse to start. Therefore, operation and maintenance personnel can judge according to the first information, the second information and the matching rate, determine whether the first information and the second information are correctly matched, and then give permission or refuse to start the reading module, so that correct matching of the first information and the second information is ensured. When the same constant value list is operated next time, the relay protection constant value automatic checking system can automatically perform matching and checking work, and the work efficiency of operation and maintenance personnel is improved.
Further, in an embodiment, the first information and the second information each include a station name, a primary device name, a device model of the relay protection device, and a fixed value item.
In order to accurately match the first information with the second information, the fixed value association module matches the first information with the plant station name, the primary equipment name, the equipment model of the relay protection device and the fixed value item obtained by the equipment matching module, and quickly finds the relay protection device corresponding to the fixed value unit, so that the next checking work is completed, and the accuracy of the checking work is ensured.
Further, in an embodiment, as shown in fig. 1, the automatic relay protection constant value checking system further includes a starting module, the starting module is connected to the constant value association module, the starting module includes a manual starting module and a time starting module, and when the manual starting module or the time starting module is started, the constant value association module performs association matching.
The setting value automatic check work of the relay protection setting value automatic check system is started, and operation and maintenance personnel can select the setting value automatic check work according to actual conditions through a manual starting module or a time starting module. Namely, the matching module can be started aiming at a specific constant value list through a manual starting module, so that the constant value automatic check is completed. Or the time starting module is used for setting time points and starting the matching module for the corresponding constant value list so as to finish the automatic check of the constant value.
Further, in an embodiment, the fixed value matching module and the protection fixed value setting calculation system, and the equipment matching module and the relay protection and fault information system are all connected through an ethernet card; the fixed value data checking module is respectively connected with the protection fixed value setting calculation system and the relay protection and fault information system through Ethernet cards.
Through the connection of the Ethernet card, the operation and maintenance personnel can complete the matching and checking work of the setting value list by controlling the relay protection setting value automatic checking system without arriving at the site, so that the operation and maintenance personnel have higher flexibility and are greatly convenient to carry out work.
Further, in an embodiment, as shown in fig. 1, the automatic relay protection constant value checking system further includes a setting file parsing module, where the setting file parsing module is respectively connected to the constant value matching module and the constant value data checking module, and the setting file parsing module is configured to perform XML file parsing on the constant value list to obtain the first information and the constant value data.
XML, an abbreviation for Extensible Markup Language, is a subset of standard generalized Markup Language. XML is a markup language for marking electronic documents to be structured, and can be used to mark data, define data types.
The fixed value list is subjected to XML file analysis, and the fixed value list file is converted into an XML format file, so that the fixed value matching module and the fixed value data checking module can conveniently read the first information of the fixed value list and the fixed value data of the fixed value list, and matching and checking work can be carried out.
Further, in an embodiment, as shown in fig. 1, the automatic relay protection constant value checking system further includes a database server module connected to the constant value data checking module, and configured to store the constant value data of the constant value list, the operation constant value, and the checking result.
The database server module stores the fixed value data, the operation fixed value information and the check result of the fixed value list, and is convenient for the daily maintenance and management of operation and maintenance personnel. When an accident occurs, operation and maintenance personnel can call the fixed value data, the operation fixed value information and the check result of the fixed value list stored in the database server module, the possible reasons of the accident are checked, the operation and maintenance personnel can conveniently find out the fault part quickly, the maintenance work is finished quickly, and the work efficiency of the operation and maintenance personnel is improved.
Further, in an embodiment, as shown in fig. 1, the relay protection fixed value automatic checking system further includes a problem checking closed-loop processing module, which is connected to the fixed value data checking module, where the fixed value data checking module may further identify the checking result with a difference, generate a problem work order, transmit and store the problem work order to the problem checking closed-loop processing module, and the problem checking closed-loop processing module is configured to mark a difference between the fixed value data of the fixed value order and the operation fixed value information in the problem work order, and send an alarm.
And the fixed value data checking module transmits and stores the problem work order to the problem checking closed-loop processing module, and the problem work order is indicated through the mark of the problem checking closed-loop processing module and prompt.
Further, in an embodiment, as shown in fig. 1, the automatic relay protection constant value checking system further includes a power grid operation management system, the power grid operation management system is connected to the closed-loop problem checking processing module, the power grid operation management system includes a display module, and the display module is configured to display the information of the difference.
The difference information of the fixed value is displayed through the power grid operation management system, operation and maintenance personnel can quickly check the difference and process a problem work order, and the problems of operation faults and equipment damage are avoided.
Further, in an embodiment, as shown in fig. 1, the power grid operation management system is further connected to the relay protection and fault information system through an ethernet card, and the power grid operation management system further includes a data input module and a storage module, the data input module is configured to input and store the fixed-value single data in the storage module, and the storage module can transmit the fixed-value single data to the relay protection and fault information system.
Because the power grid operation management system is connected with the relay protection and fault information system, and the relay protection and fault information system is connected with the relay protection device, operation and maintenance personnel can input and store the setting value list to the data input module, and input the first information of the setting value list into the relay protection device through the relay protection and fault information system, so that the setting value information of the operation of the relay protection device is modified. Therefore, the operation and maintenance personnel can modify the running constant value information of the relay protection device according to the updated constant value list or the problem work list, the operation and maintenance personnel do not need to arrive at the site for modification, the time is saved, the operation and maintenance personnel can complete the work conveniently, and the work efficiency is further improved.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides a relay protection definite value automatic check system which characterized in that includes:
the matching module comprises a fixed value matching module and an equipment matching module, and the fixed value matching module is used for being connected with a protection fixed value setting calculation system so as to receive first information of a fixed value list sent by the protection fixed value setting calculation system; the equipment matching module is used for being connected with a relay protection and fault information system so as to receive second information of the relay protection and fault information system;
the constant value association module is respectively connected with the constant value matching module and the equipment matching module, and is used for matching the first information with the second information;
the fixed value data checking module is connected with the protection fixed value setting calculation system, the relay protection and fault information system and the fixed value correlation module, the fixed value data checking module comprises a reading module and a comparison module, the reading module is used for reading fixed value data of a fixed value list in the protection fixed value setting calculation system and operation fixed value information in the relay protection and fault information system when the first information is matched with the second information in a consistent mode, and the comparison module is used for comparing and checking the fixed value data of the fixed value list with the operation fixed value information and outputting a checking result.
2. The automatic checking system for relay protection setting values as claimed in claim 1, further comprising a manual confirmation module, wherein the manual confirmation module is connected to the setting value association module, and when the setting value association module matches the first information with the second information for the first time, and the matching is consistent, the reading module is prompted to allow or refuse to start.
3. The automatic checking system for relay protection setting value according to claim 2, wherein the first information and the second information each include a station name, a primary device name, a device model of the relay protection device, and a setting value item.
4. The automatic checking system for relay protection setting value according to claim 2, further comprising an initiating module, wherein the initiating module is connected to the setting value associating module, the initiating module comprises a manual initiating module and a time initiating module, and when the manual initiating module or the time initiating module is initiated, the setting value associating module performs association matching.
5. The automatic checking system for the relay protection setting value according to claim 2, wherein the setting value matching module and the protection setting value setting calculation system, and the equipment matching module and the relay protection and fault information system are connected through an ethernet card; the fixed value data checking module is respectively connected with the protection fixed value setting calculation system and the relay protection and fault information system through Ethernet cards.
6. The automatic relay protection constant value checking system according to any one of claims 1 to 5, further comprising a setting file parsing module, wherein the setting file parsing module is connected to the constant value matching module and the constant value data checking module, respectively, and the setting file parsing module is configured to perform XML file parsing on the constant value sheet to obtain the first information and the constant value data.
7. The automatic checking system for relay protection setting values as claimed in claim 6, further comprising a database server module connected to the setting data checking module for storing the setting data, the operation setting values and the checking results.
8. The automatic relay protection constant value checking system according to claim 6, further comprising a check problem closed loop processing module connected to the constant value data check module, wherein the constant value data check module is further capable of identifying the check result with difference, generating a problem work order, transmitting and storing the problem work order to the check problem closed loop processing module, and the check problem closed loop processing module is configured to mark the difference between the constant value data of the constant value order and the operation constant value information in the problem work order and issue an alarm.
9. The automatic checking system for relay protection setting values as claimed in claim 8, further comprising a power grid operation management system, wherein the power grid operation management system is connected with the closed loop processing module for checking the problem, and the power grid operation management system comprises a display module, and the display module is used for displaying the information of the difference.
10. The system according to claim 9, wherein the grid operation management system is further connected to the relay protection and fault information system through an ethernet card, and further comprises a data input module and a storage module, the data input module is configured to input and store the setting data into the storage module, and the storage module is configured to transmit the setting data to the relay protection and fault information system.
CN201911168765.5A 2019-11-25 2019-11-25 Automatic checking system for relay protection setting value Pending CN110932226A (en)

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Cited By (1)

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CN111525523A (en) * 2020-05-13 2020-08-11 中国大唐集团科学技术研究院有限公司华东电力试验研究院 New energy power station relay protection fixed value checking method and system based on big data

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CN103050931A (en) * 2012-12-12 2013-04-17 湖北省电力公司 Power system hierarchical data matching and relay protection setting merging method
CN103855692A (en) * 2014-03-27 2014-06-11 贵州电网公司六盘水供电局 Method for acquiring multi-partition relay protection setting value
CN108599093A (en) * 2017-10-12 2018-09-28 中国电力科学研究院 A kind of numeraire method and system for being checked online with off-line setting calculation

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Publication number Priority date Publication date Assignee Title
CN103050931A (en) * 2012-12-12 2013-04-17 湖北省电力公司 Power system hierarchical data matching and relay protection setting merging method
CN103855692A (en) * 2014-03-27 2014-06-11 贵州电网公司六盘水供电局 Method for acquiring multi-partition relay protection setting value
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Publication number Priority date Publication date Assignee Title
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CN111525523B (en) * 2020-05-13 2021-10-01 中国大唐集团科学技术研究院有限公司华东电力试验研究院 New energy power station relay protection fixed value checking method and system based on big data

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