CN113689080B - Substation linkage signal compiling and checking system, method and storage medium - Google Patents

Abstract

The invention discloses a substation linkage signal compilation and verification system, method and storage medium, wherein the system includes: a main-auxiliary signal preprocessing module, which is used to form a trigger table for main-auxiliary linkage and auxiliary-auxiliary linkage sub-categories, and to trigger The signals in the publishing process mark the linkage category, linkage signal type and keyword feature label one by one; the linkage signal standardization definition module is used to match the linkage logic standard library to generate a standard linkage action sequence for the signals in the trigger table according to the feature labels one by one; linkage signal table configuration The module is used to generate the linkage signal table based on the trigger table and the linkage action sequence; the linkage configuration static check and dynamic closed-loop check module is used to generate the static check result of the linkage configuration file and the closed-loop dynamic check of the accuracy of the linkage information configuration . Realized linkage information auxiliary preparation, automatic review, open configuration and closed-loop verification, integrated corresponding preparation requirements, review requirements, and verification methods into machines and programs, and realized full digital management and control.

Description

Substation linkage signal preparation and verification system, method and storage medium

technical field

The invention relates to the technical field of power system automation, in particular to a substation linkage signal preparation and verification system, method and storage medium.

Background technique

With the rapid advancement of substation intelligent transformation and independent and controllable new generation substations, a large number of auxiliary equipment and video equipment have been added to substations, which can realize the comprehensive perception of the status of primary and secondary equipment and the environment of substations, and intelligent linkage of main and auxiliary equipment. Intelligent linkage includes main-auxiliary linkage and auxiliary-auxiliary linkage, which can trigger auxiliary equipment and video equipment to act according to specified logic according to equipment status changes and alarm signals, so as to realize equipment panoramic monitoring and comprehensive status awareness. The conventional linkage configuration refers to the linkage signal case in the self-controllable new generation substation specification for manual point selection and manual configuration. It requires a large number of configurations on the monitoring host of the auxiliary system. The configuration file and linkage acceptance process are black boxes, and the configuration methods of different manufacturers are not uniform. It is time-consuming and labor-intensive for the management personnel of the centralized control station to compile the linkage signal table, and cannot effectively review or supervise the linkage configuration process. The linkage signal acceptance process is to manually trigger the status change or alarm signal of the corresponding main equipment or auxiliary control equipment, and manually check the corresponding linkage execution results one by one. When an abnormality occurs, it is difficult to find the problem, and it needs to be searched link by link from the source. It can be seen that the conventional manual compilation and review of linkage signal tables and manual acceptance methods are difficult to implement and the workload is heavy, and it is impossible to effectively manage and control linkage signals credibly and efficiently.

Contents of the invention

The invention provides a substation linkage signal preparation and verification system, method and storage medium to solve the problem of manually compiling and reviewing the linkage signal table and manual acceptance method in the prior art, which is difficult to implement and has a large workload, and cannot effectively check the linkage signal. The problem of credible and efficient management and control of signals.

In the first aspect, a substation linkage signal preparation and verification system is provided, including a main and auxiliary signal preprocessing module, a linkage signal standardization definition module, a linkage signal table configuration module, a linkage configuration static verification and a dynamic closed-loop verification module;

The main and auxiliary signal preprocessing module is used to obtain the telemetry signal table, the remote signal signal table, and the remote control signal table of the main equipment and the auxiliary control equipment, and filter out the specified telemetry over-limit signal, remote signaling alarm signal and remote control status signal, Form the main-auxiliary linkage and auxiliary-auxiliary linkage sub-category trigger table, and mark the linkage category, linkage signal type and keyword feature label for the signals in the trigger table one by one;

The linkage signal standardization definition module is used to generate a standard linkage action sequence by matching the pre-compiled linkage logic standard library one by one according to the feature tags in the trigger table;

The linkage signal table configuration module is used to generate a linkage signal table based on the trigger table and linkage action sequence according to the linkage signal table configuration rules, including sequence number, linkage category, linkage signal type, trigger signal point number, trigger signal description, linkage action sequence ; and the linkage signal table has the link information of the linkage signal and the configuration information of the linkage action sequence;

The linkage configuration static check and dynamic closed-loop check module are used to configure the linkage signal trigger signal and the standard linkage response action sequence according to the linkage signal table; compare the linkage configuration file of the auxiliary control host with the generated trigger signal and the standard linkage response Action sequence, generate the static verification result of the linkage configuration file; simulate the state change or alarm signal of the main equipment or auxiliary control equipment at the entrance side of the auxiliary control host, receive the corresponding linkage action execution sequence instructions at the output side of the auxiliary control host, and compare the standard The linkage response action sequence and the actual linkage action execution sequence instructions generate a closed-loop linkage configuration check result.

Further, it also includes a linkage signal table audit module, which is used to obtain the linkage signal table, perform format review, linkage signal review and signal integrity review on the linkage signal table, and generate a linkage signal table review opinion.

Further, the format review, linkage signal review and signal integrity review of the linkage signal table are performed, and the review opinions of the linkage signal table are generated, specifically including:

The signals in the linkage signal table are matched to the linkage signal type according to the linkage category and trigger signal description one by one, and the standard logic corresponding to the linkage logic standard library is matched based on the trigger signal description; the overall format, linkage category, linkage signal type, and arrangement method of the linkage signal table Compare with the linkage signal table configuration rules one by one to form a format review opinion;

Compare the linkage action sequence with the standard linkage action sequence in the linkage logic standard library one by one, and generate the linkage signal review opinion;

Comparing the linkage signal table with the preset reference table to generate a complete review opinion on the signal;

Comprehensive format review opinions, linkage signal review opinions, and signal complete review opinions generate linkage signal table review opinions.

Further, the process of screening out the specified telemetry over-limit signal, remote signaling alarm signal and remote control status signal in the main and auxiliary signal preprocessing module specifically includes:

Filter out the specified telemetry over-limit signal in the telemetry signal table by matching the telemetry signal description keywords;

Filter and match the remote signaling alarm signals of accidents and abnormal signals in the remote signaling signal table through the remote signaling signal description keywords and signal classification;

The remote control status signals of circuit breaker, knife switch, ground knife remote control preset and switching operation in the remote control signal table of the main equipment are screened out through the remote control signal description keywords.

Further, the linkage logic standard library is obtained by the following method:

Referring to the linkage signal action sequence configuration recommended in the self-controllable new generation substation specification, a linkage logic standard library based on signal type and signal description is compiled.

Further, the linkage signal table generated by the linkage signal table configuration module also includes the corresponding relationship between the master device, the auxiliary control device and the corresponding auxiliary control device, and the remote control of the video camera, and the expected linkage result; wherein, the expected linkage result Including auxiliary control interface, identification picture/video recording, inspection result information, linkage signal, online monitoring result.

In the second aspect, a method for preparing and verifying substation linkage signals is provided, including:

Main and auxiliary signal preprocessing: Obtain the telemetry signal table, remote signal table and remote control signal table of the main equipment and auxiliary control equipment, and filter out the specified telemetry over-limit signal, remote signal alarm signal and remote control status signal to form the main and auxiliary linkage and Auxiliary and auxiliary linkage sub-category trigger table, and mark the linkage category, linkage signal type and keyword feature label for the signals in the trigger table one by one;

Standardized definition of linkage signals: match the signals in the trigger table one by one with the pre-compiled linkage logic standard library according to the feature tags to generate a standard linkage action sequence;

Linkage signal table configuration: Generate a linkage signal table based on the trigger table and linkage action sequence according to the linkage signal table configuration rules, including serial number, linkage category, linkage signal type, trigger signal point number, trigger signal description, linkage action sequence; and linkage signal table It has link information of linkage signals and configuration information of linkage action sequences;

Static verification and dynamic closed-loop verification of linkage configuration: Configure the linkage signal trigger signal and standard linkage response action sequence according to the linkage signal table; compare the auxiliary control host linkage configuration file with the generated trigger signal and standard linkage response action sequence to generate linkage The static verification result of the configuration file; simulate the state change or alarm signal of the main equipment or auxiliary control equipment at the entrance of the auxiliary control host, receive the corresponding linkage action execution sequence instructions at the output side of the auxiliary control host, and compare the standard linkage response action sequence Execute sequence instructions with actual linkage actions to generate closed-loop linkage configuration check results.

Further, the following steps are also included before the step of linkage configuration of static verification and dynamic closed-loop verification:

Linkage signal table review: Obtain the linkage signal table, and conduct format review, linkage signal review and signal integrity review on the linkage signal table, and generate a linkage signal table review opinion.

Further, the format review, linkage signal review and signal integrity review of the linkage signal table are performed, and the review opinions of the linkage signal table are generated, specifically including:

The signals in the linkage signal table are matched to the linkage signal type according to the linkage category and trigger signal description one by one, and the standard logic corresponding to the linkage logic standard library is matched based on the trigger signal description; the overall format, linkage category, linkage signal type, and arrangement method of the linkage signal table Compare with the linkage signal table configuration rules one by one to form a format review opinion;

Compare the linkage action sequence with the standard linkage action sequence in the linkage logic standard library one by one, and generate the linkage signal review opinion;

Comparing the linkage signal table with the preset reference table to generate a complete review opinion on the signal;

Comprehensive format review opinions, linkage signal review opinions, and signal complete review opinions generate linkage signal table review opinions.

In a third aspect, a computer-readable storage medium is provided, which stores a computer program, and the computer program is suitable for being loaded by a processor and executing the above-mentioned substation linkage signal preparation and verification method.

Innovations of the present invention include the following parts:

1. The linkage signal table includes the serial number, linkage category, linkage signal type, trigger signal point number, trigger signal description, linkage action sequence, etc., and forms a trigger table by category according to the main and auxiliary linkage and auxiliary and auxiliary linkage. , remote signal alarm signal and remote control status signal form a linkage signal type, and label the signals in the trigger table one by one with linkage category, linkage signal type, keyword and other feature labels to realize linkage information labeling processing.

2. The linkage signal action sequences recommended in the smart substation and autonomous controllable new generation substation specifications are processed according to the linkage category, signal keyword and linkage action sequence to generate a linkage logic standard library. When compiling the linkage signal table, the signal keyword is used to match the corresponding linkage action sequence in the linkage logic standard library, which is used as a reference and verification basis for subsequent configuration.

3. For the linkage signals associated with the standard linkage action sequences, a linkage signal table is generated according to the specified configuration rules, and the automatic compilation of the linkage signal table is realized.

4. The linkage signal table review includes format review, linkage signal review and signal integrity review. By comparing the overall format, linkage category, linkage signal type, arrangement and configuration rules of the linkage signal table, the format review opinion is formed. By comparing the linkage action sequence one by one with the relevant signal information of the linkage logic standard library matched according to the description keywords, the linkage signal review opinion is generated. By comparing the linkage signal table with the reference table, a signal integrity review opinion is generated.

5. By comparing the expected linkage response action sequence with the actual linkage action execution sequence instructions, the accuracy of the linkage information configuration can be checked in a closed loop. The expected linkage response action sequence is the standard linkage action sequence corresponding to the trigger signal. The actual linkage action sequence simulates the state change or alarm signal of the main equipment or auxiliary control equipment at the entrance side of the auxiliary control host, and receives the corresponding linkage action at the output side of the auxiliary control host. Execute sequence commands (including remote control commands for auxiliary control equipment and video control commands).

6. Use the scheme provided by the present invention to realize the whole process control of auxiliary configuration of linkage signals, automatic audit and closed-loop verification. By solidifying the linkage signal table configuration rules, linkage logic standard library, and audit rules in advance, the rapid configuration of linkage signals, automatic audit based on standards, and closed-loop verification of simulated actual acceptance are realized, achieving the purpose of efficient control and standardized management.

Beneficial effect

The present invention proposes a substation linkage signal preparation and verification system, method and storage medium, which has the following advantages:

(1) The scheme provided by the present invention realizes linkage information auxiliary preparation, automatic review, open configuration and closed-loop verification, integrates corresponding preparation requirements, review requirements, and verification methods into machines and programs, and realizes fully digital management and control.

(2) The scheme provided by the present invention is based on the standard configuration work layer by layer, dismantling the linkage information configuration verification process into the main and auxiliary signal preprocessing, linkage signal standardization definition, linkage signal table configuration, linkage signal table review, Linkage configuration of modules or steps such as dynamic closed-loop verification ensures the correctness and standardization of each link, and improves the credibility and efficiency of the overall control.

(3) The present invention can be widely used in the intelligent transformation of various current substations and the construction and acceptance of a new generation of independent controllable substations. With the help of the substation linkage signal compilation and verification technology and standardized configuration files, the three-remote signal table of main and auxiliary equipment can be realized. The full-link visual management from linkage information to linkage sequence provides effective management and control means for centralized control station monitors and construction commissioning personnel, and improves the efficiency of eliminating gaps in abnormal configuration information

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a substation linkage signal preparation and verification system provided by an embodiment of the present invention;

Fig. 2 is a flow chart of linkage signal screening and standardization definition provided by an embodiment of the present invention;

Fig. 3 is a flowchart of configuration of a linkage signal table provided by an embodiment of the present invention;

Fig. 4 is a flow chart of the review of the linkage signal table provided by the embodiment of the present invention;

Fig. 5 is a flow chart of linked static verification and configuration dynamic closed-loop verification provided by an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be described in detail below. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other implementations obtained by persons of ordinary skill in the art without making creative efforts fall within the protection scope of the present invention.

In accordance with the relevant functional requirements of smart substations and autonomously controllable new generation substations, when the main equipment is remotely preset and switched on and off, when the key monitoring data of the main and auxiliary equipment monitoring system exceeds the limit, and when the main and auxiliary equipment monitoring system gives an important abnormal alarm, it can be linked and triggered. The window responds to auxiliary equipment remote control operation and video inspection. The linkage configuration uses the relevant signals of the main equipment and the auxiliary control equipment to associate the linkage action sequence according to a certain logic. After the auxiliary control host detects the relevant signal, it automatically executes the linkage action sequence, and calls the corresponding video camera interface or auxiliary control interface and other intelligent linkage results. . The linkage signal table is the logical control table corresponding to the auxiliary control master-auxiliary signal linkage and auxiliary-auxiliary signal linkage, which consists of a six-character set consisting of serial number, linkage category, linkage signal type, trigger signal point number, trigger signal description, and linkage action sequence. The serial number is the linkage signal number, not telemetry or remote signal point number. The linkage category includes auxiliary-auxiliary linkage and main-auxiliary linkage. The linkage signal type includes telemetry over-limit signal, remote signal alarm signal and remote control status signal. The main and auxiliary equipment telemetry/remote signal/remote control signal (three remote signals) corresponds to the point number of the IEC104 protocol, the trigger signal is described as the signal description corresponding to the three remote signals, and the linkage action sequence is the corresponding auxiliary control screen push map or video camera linkage Require.

In this embodiment, the main and auxiliary equipment linkage trigger signals include the following keywords and linkage strategies:

(1) Lighting, HVAC, fire, fire protection, environmental monitoring and other equipment out of limit linkage corresponding auxiliary control equipment action; (2) Circuit breaker/knife switch/ground knife preset position, remote control operation linkage video camera; (3) Heavy gas action of transformer body or voltage regulating mechanism, light gas alarm, pressure release action alarm, full stop alarm of cooler, high oil temperature limit of oil temperature gauge, high oil level limit of oil level gauge linkage video camera and main transformer online Monitoring; (4) Arrester leakage ammeter over limit, arrester action times change linkage arrester online monitoring and video camera; (5) Five-proof device network door opening linkage video camera; (6) SF6 meter low pressure alarm, lock, SF6 monitoring Linkage of video camera and auxiliary control equipment for status violation; (7) Fire/fire protection device alarm linkage video camera and fan, access control and other auxiliary control equipment; (8) Intrusion device/entrance control device alarm linkage with public security alarm; (9) Temperature and humidity Out-of-limit linkage air conditioner, fan and other auxiliary control equipment; (10) Water level over-limit/water immersion monitoring/water leakage monitoring alarm linkage auxiliary control interface and video camera at cable well monitoring point; (11) Air conditioner/lighting/fan/water pump/dehumidifier Controller failure linkage auxiliary control interface, etc.

Based on this, the present invention provides the following embodiments.

Example 1

As shown in Figure 1, this embodiment provides a substation linkage signal compilation and verification system, including a main and auxiliary signal preprocessing module 1, a linkage signal standardization definition module 2, a linkage signal table configuration module 3, and a linkage signal table review module 4. Jointly configure static verification and dynamic closed-loop verification modules 5;

The main and auxiliary signal preprocessing module 1: used to obtain the substation main equipment sequence control host or remote machine configuration file, auxiliary control host configuration file, extract the three remote signal configuration files of the main equipment and auxiliary control equipment, and form after regularizing the format The three remote signal tables of the main equipment and auxiliary control equipment in the specified format, that is, the telemetry signal table, remote signal table, and remote control signal table of the main equipment and auxiliary control equipment, and filter out the specified telemetry limit signal, remote signal alarm signal and remote control signal The state signal forms the trigger table of main-auxiliary linkage and auxiliary-auxiliary linkage sub-categories. According to the trigger signal, the linkage can be divided into two linkage types: main and auxiliary linkage and auxiliary and auxiliary linkage. The linkage signal type can be divided into three signal types: telemetry over-limit signal, remote signal alarm signal and remote control status signal. The specified telemetry over-limit signal is filtered from the telemetry signal table by matching the telemetry signal description keyword; the telemetry alarm signal is selected from the telemetry signal table by the telemetry signal description keyword and signal classification (accident/abnormal/displacement/notification) The accident and important abnormal signals specified by the main and auxiliary equipment are screened and matched; the remote control status signal is the remote control preset and switching operation of the circuit breaker, switch, and ground knife in the remote signal table of the main equipment through the remote control signal description keyword. Finally, mark the linkage category, linkage signal type and keyword feature label for the signals in the trigger table one by one. For manual screening of the main and auxiliary equipment three-remote information table, the linkage information table that has been compiled in advance can also be used to label the linkage signal based on the description.

The linkage signal standardization definition module 2: refer to the linkage signal action sequence configuration recommended in the self-controllable new generation substation specification, compile a linkage logic standard library based on signal type and signal description; The signal type and signal description keywords match the linkage logic standard library one by one to generate a standard linkage action sequence, realizing the standardized definition of linkage signals.

The linkage signal table configuration module 3: used to generate a linkage signal table based on the trigger table and linkage action sequence according to the linkage signal table configuration rules, including sequence number, linkage category, linkage signal type, trigger signal point number, trigger signal description, linkage action Sequence; also includes the remote control correspondence between the main equipment, auxiliary control equipment and the corresponding auxiliary control equipment, video camera, and the expected linkage results; among them, the expected linkage results include auxiliary control interface, identification picture/video recording, patrol inspection Result information, linkage signals, online monitoring results. The linkage signal table has the link information of the linkage signal and the configuration information of the linkage action sequence; through the standardized management and control of it, the efficient and credible management of linkage signal preparation, review and acceptance can be realized.

The linkage signal table audit module 4: used to obtain the linkage signal table, and perform format review, linkage signal review and signal integrity review on the linkage signal table, and generate a linkage signal table review opinion. Specifically include: match the linkage signal type according to the linkage category and trigger signal description in the linkage signal table one by one, and match the standard logic corresponding to the linkage logic standard library based on the trigger signal description; the overall format, linkage category, and linkage signal type of the linkage signal table , Arrangement is compared with the configuration rules of the linkage signal table one by one to form a format review opinion; the linkage action sequence is compared with the standard linkage action sequence in the linkage logic standard library one by one to generate a linkage signal review opinion; pre-contrast the main equipment and auxiliary equipment of this site Control equipment list, generate a reference linkage signal table that strictly follows the relevant specifications for recommended signals, match the key words of the main and auxiliary equipment names with the alarm keywords, realize the correspondence between the linkage signal table and the reference table, find missing or multi-configured linkage signals, and generate signals Complete review opinion; comprehensive format review opinion, linkage signal review opinion, and signal complete review opinion to generate a linkage signal table review opinion.

The linkage configuration static verification and dynamic closed-loop verification module 5: auxiliary debugging is based on IEC61850 standard main equipment and auxiliary control equipment IED model modeling, and configures linkage signal trigger signals and standard linkage response actions according to the standardized linkage signal table sequence. Compare the linkage configuration file of the auxiliary control host with the generated trigger signal and standard linkage response action sequence, and generate the static verification result of the linkage configuration file; simulate the status change or alarm signal of the main equipment or auxiliary control equipment at the entrance side of the auxiliary control host, and The output side of the auxiliary control host receives the corresponding linkage action execution sequence instructions (including auxiliary control equipment remote control instructions and video control instructions), compares the standard linkage response action sequence with the actual linkage action execution sequence instructions, and generates a closed-loop linkage configuration check result .

Example 2

This embodiment provides a substation linkage signal preparation and verification method, including:

Main and auxiliary signal preprocessing: Obtain the telemetry signal table, remote signal table and remote control signal table of the main equipment and auxiliary control equipment, and filter out the specified telemetry over-limit signal, remote signal alarm signal and remote control status signal to form the main and auxiliary linkage and Auxiliary and auxiliary linkage sub-category trigger table, and mark the linkage category, linkage signal type and keyword feature label for the signals in the trigger table one by one;

Standardized definition of linkage signals: match the signals in the trigger table one by one with the pre-compiled linkage logic standard library according to the feature tags to generate a standard linkage action sequence;

Linkage signal table configuration: Generate a linkage signal table based on the trigger table and linkage action sequence according to the linkage signal table configuration rules, including serial number, linkage category, linkage signal type, trigger signal point number, trigger signal description, linkage action sequence; and linkage signal table It has link information of linkage signals and configuration information of linkage action sequences;

Linkage signal table audit: obtain the linkage signal table, and perform format review, linkage signal review and signal integrity review on the linkage signal table, and generate a linkage signal table review opinion; specifically include: one by one for the signals in the linkage signal table according to the linkage category, trigger The signal description matches the linkage signal type, and the trigger signal description matches the standard logic corresponding to the linkage logic standard library; the overall format, linkage category, linkage signal type, and arrangement method of the linkage signal table are compared with the linkage signal table configuration rules one by one to form a format Review opinions; compare the linkage action sequence with the standard linkage action sequence in the linkage logic standard library one by one to generate linkage signal review opinions; compare the linkage signal table with the preset reference table to generate signal complete review opinions; comprehensive format review opinions, linkage signals Review opinion, signal complete review opinion generation linkage signal table review opinion

Static verification and dynamic closed-loop verification of linkage configuration: Configure the linkage signal trigger signal and standard linkage response action sequence according to the linkage signal table; compare the auxiliary control host linkage configuration file with the generated trigger signal and standard linkage response action sequence to generate linkage The static verification result of the configuration file; simulate the state change or alarm signal of the main equipment or auxiliary control equipment at the entrance of the auxiliary control host, receive the corresponding linkage action execution sequence instructions at the output side of the auxiliary control host, and compare the standard linkage response action sequence Execute sequence instructions with actual linkage actions to generate closed-loop linkage configuration check results.

Example 3

This embodiment provides a computer-readable storage medium, which stores a computer program, and the computer program is suitable for being loaded by a processor and executing the above-mentioned substation linkage signal preparation and verification method.

Those skilled in the art should understand that the embodiments of the present application may be provided as methods, systems, or computer program products. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

The present application is described with reference to flowcharts and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the present application. It should be understood that each procedure and/or block in the flowchart and/or block diagram, and a combination of procedures and/or blocks in the flowchart and/or block diagram can be realized by computer program instructions. These computer program instructions may be provided to a general purpose computer, special purpose computer, embedded processor, or processor of other programmable data processing equipment to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing equipment produce a An apparatus for realizing the functions specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions The device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process, thereby The instructions provide steps for implementing the functions specified in the flow chart or blocks of the flowchart and/or the block or blocks of the block diagrams.

It can be understood that, the same or similar parts in the above embodiments can be referred to each other, and the content that is not described in detail in some embodiments can be referred to the same or similar content in other embodiments.

Any process or method descriptions in flowcharts or otherwise described herein may be understood to represent modules, segments or portions of code comprising one or more executable instructions for implementing specific logical functions or steps of the process , and the scope of preferred embodiments of the invention includes alternative implementations in which functions may be performed out of the order shown or discussed, including substantially concurrently or in reverse order depending on the functions involved, which shall It is understood by those skilled in the art to which the embodiments of the present invention pertain.

In order to further understand the technical solution of the present invention, a case is used below to further illustrate the technical solution of the present invention.

case:

Linkage signal screening and standardization definition:

Referring to Figure 2, obtain the RCD or sequence control host SCD configuration file of the substation's first zone remote control host, and the second zone's auxiliary control host SCD configuration file, process the RCD or SCD file, extract and generate the three-remote signal table of the main and auxiliary equipment in the specified format. It can also directly import the three-remote signal table in the format specified by the main equipment and auxiliary control equipment. Filter and match the telemetry tables of the main and auxiliary equipment based on keywords, and mark and specify key telemetry over-limit signals. The accident and abnormal signals in the remote signaling table of the main and auxiliary equipment are screened and matched based on keywords, and the remote signaling alarm signals are marked. For the circuit breaker, knife switch, floor knife, etc. in the remote control meter of the main equipment, mark the remote control status signal. Summarize tagged linkage trigger signals according to linkage classification and signal type. Then match the standard linkage sequence in the linkage logic standard library according to the signal mark and keyword, carry out the standardized definition of the linkage sequence, and generate the linkage trigger signal with the linkage sequence.

Linkage signal table configuration:

See Figure 3, establish unified compilation rules, sub-table requirements, content format, and description requirements in advance, perform centralized template maintenance, and form linkage signal table configuration rules based on linkage signals and feature marks. Import linkage signals, generate linkage signal links one by one, and associate execution equipment with expected linkage results. A linkage signal table is formed according to the configuration rules of the linkage signal table. According to the format requirements of the auxiliary control host, the linkage signal table forms an auxiliary control host configuration file, which can be directly used for batch configuration of subsequent auxiliary control host linkage signals.

The following table is an example of a signal in the linkage signal table:

Linkage signal table review:

By compound matching the content in the linkage signal table with the signal standard description in the linkage logic standard library, complete the full signal matching of the linkage signal table according to the process of complete signal matching, fuzzy matching, and manual matching, and then use the review rules to generate a pair Review opinions on the normative review of the main and auxiliary linkage trigger signal, linkage type, signal type, linkage sequence, and equipment signal integrity.

Refer to Figure 4 to obtain the linkage signal table, use the preset configuration rules to review the format, linkage category, signal type, arrangement and other format-related content, and form a format review opinion. Match the linkage logic standard library one by one based on the signal description keywords, compare the difference between the linkage action sequence configuration and the standard linkage action sequence, and form a linkage signal review opinion. Generate a reference linkage signal table based on the standard linkage trigger signal against the main and auxiliary equipment list, compare the reference linkage signal table with the imported linkage signal table, and find missing, missing, and over-configured linkage signals for auxiliary control equipment that is not actually installed. For signals that do not meet the requirements or are not standardized, note the corresponding audit opinion in the remarks column behind the signal. Summarize the format review opinions, linkage signal review opinions and signal integrity review opinions, and generate the overall review opinions of the linkage signal table.

Linkage static verification and configuration dynamic closed-loop verification:

See Figure 5, obtain the SCD configuration file of the main and auxiliary equipment and the linkage signal table after review and specification, configure the linkage signal trigger signal and the standard linkage action sequence remote control command. Analyze the main and auxiliary equipment configuration files, generate the IED model and link relationship of the main and auxiliary equipment, simulate and generate linkage trigger signals and standard linkage response action sequences. Compare the configuration file with the generated trigger signal and the standard linkage response action sequence, and generate the static verification result of the linkage configuration file.

The sending side of the system is connected to the entrance side of the auxiliary control host, and the receiving side is connected to the outlet side of the auxiliary control host to build a dynamic acceptance environment. Simulate the linkage trigger signal of the main and auxiliary equipment, recover the linkage process message after the auxiliary control host and the linkage control commands of the auxiliary control equipment, camera, etc., compare the standard linkage response action sequence with the actual linkage control command, and generate a closed-loop linkage configuration check result. Through the analysis of the results, identify linkage configuration error information, quickly find possible configuration problems through the linkage signal link, quickly locate the fault, and put forward corresponding modification suggestions.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, those skilled in the art can make the above-mentioned The embodiments are subject to changes, modifications, substitutions and variations.

Claims (10)

1. The transformer substation linkage signal programming and checking system is characterized by comprising a main signal preprocessing module, an auxiliary signal standardization definition module, a linkage signal table configuration module and a linkage configuration static check and dynamic closed loop checking module;

the main and auxiliary signal preprocessing module is used for acquiring a telemetry signal table, a remote signaling signal table and a remote control signal table of main equipment and auxiliary control equipment, screening out specified telemetry out-of-limit signals, remote signaling alarm signals and remote control state signals, forming a trigger table of main and auxiliary linkage classification, and marking linkage classification, linkage signal type and keyword characteristic labels for signals in the trigger table one by one;

the linkage signal standardization definition module is used for generating a standard linkage action sequence for signals in the trigger table by matching a pre-programmed linkage logic standard library one by one according to the characteristic labels;

the linkage signal table configuration module is used for generating a linkage signal table according to a linkage signal table configuration rule based on the trigger table and the linkage action sequence, and comprises a sequence number, a linkage type, a linkage signal type, a trigger signal point number, a trigger signal description and a linkage action sequence; the linkage signal table is provided with link information of linkage signals and configuration information of linkage action sequences;

the linkage configuration static check and dynamic closed loop check module is used for configuring linkage signal trigger signals and standard linkage response action sequences according to a linkage signal table; comparing the linkage configuration file of the auxiliary control host with the generated trigger signal and the standard linkage response action sequence to generate a static check result of the linkage configuration file; and simulating the state change or alarm signal of the main equipment or the auxiliary equipment at the inlet side of the auxiliary control host, receiving a corresponding linkage action execution sequence instruction at the output side of the auxiliary control host, and comparing the standard linkage response action sequence with the actual linkage action execution sequence instruction to generate a closed-loop linkage configuration check result.

2. The system for compiling and verifying a linkage signal of a transformer substation according to claim 1, further comprising a linkage signal table auditing module for acquiring the linkage signal table and performing format audit, linkage signal audit and signal integrity audit on the linkage signal table to generate a linkage signal table audit opinion.

3. The transformer substation linkage signal compiling and checking system according to claim 2, wherein the performing format examination, linkage signal examination and signal integrity examination on the linkage signal table, generating linkage signal table examination comments specifically comprises:

matching the signals in the linkage signal table one by one according to the linkage type and the trigger signal description, and matching standard logic corresponding to a linkage logic standard library based on the trigger signal description; the overall format, linkage type, linkage signal type and arrangement mode of the linkage signal table are compared with the configuration rule of the linkage signal table one by one to form a format examination opinion;

the linkage action sequences are compared with standard linkage action sequences in a linkage logic standard library one by one, and linkage signal audit comments are generated;

comparing the linkage signal table with a preset reference table to generate a signal complete auditing opinion;

and generating linkage signal table audit comments by integrating the format audit comments and the linkage signal audit comments and the signal integrity audit comments.

4. A substation linkage signal compiling and checking system according to any one of claims 1 to 3, wherein the process of screening out the specified telemetry out-of-limit signal, the telemetry alarm signal and the remote control status signal in the primary and secondary signal preprocessing module specifically comprises:

screening out a telemetry out-of-limit signal specified in a telemetry signal table through telemetry signal description keyword matching;

the remote signaling warning signals of accidents and abnormal signals in the remote signaling signal table are obtained through remote signaling signal description keywords and signal classification screening and matching;

and screening out remote control state signals of a breaker, a disconnecting link and a ground knife in a remote control signal table of the main equipment by using the remote control signal description keywords.

5. A substation linkage signal programming and verification system according to any one of claims 1 to 3, wherein the linkage logic standard library is obtained by:

and compiling a linkage logic standard library based on signal types and signal descriptions by referring to linkage signal action sequence configuration recommended in the autonomous controllable new generation transformer substation specification.

6. A substation linkage signal programming and verification system according to any one of claims 1 to 3, wherein the linkage signal table generated by the linkage signal table configuration module further comprises a remote control correspondence relationship between a main device, an auxiliary control device and a corresponding auxiliary control device, and a video camera, and a linkage result expected to be obtained; the expected linkage result comprises an auxiliary control interface, an identification picture/video record, patrol result information, a linkage signal and an online monitoring result.

7. The method for programming and checking the linkage signals of the transformer substation is characterized by comprising the following steps of:

primary and secondary signal pretreatment: acquiring a telemetry signal table, a remote signaling signal table and a remote control signal table of main equipment and auxiliary control equipment, screening out a specified telemetry out-of-limit signal, a remote signaling alarm signal and a remote control state signal, forming a trigger table of main and auxiliary linkage classification, and marking linkage classification, linkage signal type and keyword characteristic labels for signals in the trigger table one by one;

linkage signal standardization definition: generating a standard linkage action sequence by matching the signals in the trigger table according to the feature labels one by one with a pre-programmed linkage logic standard library;

linkage signal table configuration: generating a linkage signal table according to a linkage signal table configuration rule based on the trigger table and the linkage action sequence, wherein the linkage signal table comprises a sequence number, a linkage category, a linkage signal type, a trigger signal point number, a trigger signal description and a linkage action sequence; the linkage signal table is provided with link information of linkage signals and configuration information of linkage action sequences;

and (3) linkage configuration static check and dynamic closed loop check: configuring a linkage signal trigger signal and a standard linkage response action sequence according to a linkage signal table; comparing the linkage configuration file of the auxiliary control host with the generated trigger signal and the standard linkage response action sequence to generate a static check result of the linkage configuration file; and simulating the state change or alarm signal of the main equipment or the auxiliary equipment at the inlet side of the auxiliary control host, receiving a corresponding linkage action execution sequence instruction at the output side of the auxiliary control host, and comparing the standard linkage response action sequence with the actual linkage action execution sequence instruction to generate a closed-loop linkage configuration check result.

8. The method for programming and verifying a linkage signal of a transformer substation according to claim 7, further comprising the steps of, before the step of linkage configuration static verification and dynamic closed loop verification:

linkage signal table auditing: and acquiring a linkage signal table, and performing format examination, linkage signal examination and signal integrity examination on the linkage signal table to generate linkage signal table examination comments.

9. The method for compiling and verifying a linkage signal of a transformer substation according to claim 8, wherein the step of performing format examination, linkage signal examination and signal integrity examination on the linkage signal table to generate an examination opinion of the linkage signal table specifically comprises:

matching the signals in the linkage signal table one by one according to the linkage type and the trigger signal description, and matching standard logic corresponding to a linkage logic standard library based on the trigger signal description; the overall format, linkage type, linkage signal type and arrangement mode of the linkage signal table are compared with the configuration rule of the linkage signal table one by one to form a format examination opinion;

the linkage action sequences are compared with standard linkage action sequences in a linkage logic standard library one by one, and linkage signal audit comments are generated;

comparing the linkage signal table with a preset reference table to generate a signal complete auditing opinion;

and generating linkage signal table audit comments by integrating the format audit comments and the linkage signal audit comments and the signal integrity audit comments.

10. A computer readable storage medium storing a computer program, characterized in that the computer program is adapted to be loaded by a processor and to perform the substation linkage signal compiling and checking method of any one of claims 7 to 9.

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