CN109616995B - Automatic fixed value list auditing method based on user-defined rule base - Google Patents
Automatic fixed value list auditing method based on user-defined rule base Download PDFInfo
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- CN109616995B CN109616995B CN201811419396.8A CN201811419396A CN109616995B CN 109616995 B CN109616995 B CN 109616995B CN 201811419396 A CN201811419396 A CN 201811419396A CN 109616995 B CN109616995 B CN 109616995B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0092—Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks
Abstract
The invention discloses a user-defined rule base-based automatic constant value list auditing method, which comprises the following steps: providing a custom rule base and classifying rules in the custom rule base; maintaining the custom rule base, wherein the maintaining comprises adding rules and modifying rules to the custom rule base; and after automatically matching the fixed value items in each fixed value list with the user-defined rule base, performing rule parameter operation according to a preset check rule, recording the fixed value items which do not meet the preset check rule, and performing statistical analysis on a check result. The invention has the following advantages: aiming at the checking, auditing and approving links in the relay protection setting value management process, the method fills the vacancy of the existing relay protection professional informatization system.
Description
Technical Field
The invention relates to the technical field of power system relay protection, in particular to a fixed value list automatic auditing method based on a user-defined rule base.
Background
With the continuous expansion of the scale of the power grid, the operation mode of the power grid is more flexible and changeable, and rapid and reliable relay protection is an important basis for ensuring the safe operation of the power system. Abnormal or wrong protection device setting can threaten the power grid, damage important elements, damage the safe operation of the power grid and interrupt the power supply of users. Therefore, the reasonability and the correctness of the relay protection device constant value are related to the safe and stable operation of the whole power grid.
In the continuous development of intelligent power grid and scheduling information construction, specialized system software such as a setting calculation system, a fixed value online check system and fixed value online comparison is constructed to realize the automatic check of the reasonability and the correctness of the fixed value of the relay protection device. The setting calculation system performs calculation and analysis on the accuracy of the fixed value based on the sensitivity and selectivity of relay protection on the basis of an offline power grid model, the technology is relatively mature, the calculation logic of the setting calculation system is limited by industrial specifications, the fixed value verification range is narrow, the logic and algorithm are relatively difficult to improve, and the verification of the rationality of the fixed value protection needs to be performed from other management links of the fixed value protection. The online check system checks the running fixed value in real time from the aspects of reliability, sensitivity and selectivity based on the real-time power grid model and the running mode data, can realize real-time early warning, is limited by the problems of various system data quality and the like of power grid scheduling, and is difficult to implement. In the actual fixed value calculation work, the fixed value data after offline calculation is led into a fixed value single circulation system for prequalification before production, so that although the fixed value online checking system and the fixed value online comparison can check the fixed value of the protection device issued to the site, an effective means cannot be provided for prequalification and auditing of the fixed value. When the fixed value items are more, the protection staff work more, the experience of newly working staff is insufficient, and the like, the condition of missed examination or wrong examination in calculation can be caused, especially, an experience library cannot be formed through pure manual work, the risk of fixed value examination work is increased, the fixed value is caused to be wrong, and the safe and stable operation of a power grid is not facilitated.
Under the continuous promotion of informatization and digitization construction of relay protection data, any manual mode before constant value single production does not meet the requirements of technical progress and intelligent power grid construction; an automatic fixed value automatic auditing method capable of realizing knowledge and experience accumulation is urgently needed, the defects and shortcomings of the current informatization system are overcome, and a foundation is laid for the construction of a comprehensive and complete relay protection professional informatization system.
Disclosure of Invention
The present invention is directed to solving at least one of the above problems.
Therefore, the invention aims to provide a fixed value list automatic auditing method based on a custom rule base, which can realize a knowledge experience accumulation method and make up for the defects of the current informatization system.
In order to achieve the above object, the embodiment of the present invention discloses a fixed value list automatic auditing method based on a custom rule base, which comprises the following steps: s1: providing a custom rule base and classifying rules in the custom rule base; s2: maintaining the custom rule base, wherein the maintaining comprises adding rules and modifying rules to the custom rule base; s3: and after automatically matching the fixed value items in each fixed value list with the user-defined rule base, performing rule parameter operation according to a preset check rule, recording the fixed value items which do not meet the preset check rule, and performing statistical analysis on a check result.
In addition, the method for automatically auditing the constant value list based on the custom rule base according to the embodiment of the invention can also have the following additional technical characteristics:
optionally, the step of classifying the rules in the customized rule base specifically includes: dividing the rules in the user-defined rule base into a standard rule base and a special rule base; the standard rule base is a set of calibration rules established according to industry and enterprise standards or accepted criteria, and the special rule base is a set of constant value calibration rules formed according to setting experience and manual maintenance of a power grid in a specified area.
Optionally, the step of classifying the rules in the customized rule base specifically includes: and dividing the rules in the user-defined rule base into a self-fixed value item check rule of the relay protection configuration of the power grid, a duplicate configuration protection fixed value item check rule of the relay protection configuration of the power grid and a fixed value item check rule between the relay protection configuration of the power grid and the same type device on the opposite side.
Optionally, the step of classifying the rules in the customized rule base specifically includes: and dividing the rules in the user-defined rule base into a condition value-taking rule, a range value-taking rule, a numerical value size relation rule and a numerical value consistency rule.
Optionally, the step of maintaining the customized rule base specifically includes: s2-1: when the trigger rule is added or modified, the step S2-2 is entered; s2-2: identifying the added or modified rule, and entering different rule maintenance controls for processing; s2-3: checking the processed rule parameters, if the check is passed, entering the step S2-4, and if the check is not passed, returning to the step S2-2; s2-4: detecting whether the parameter logic is repeated, if so, entering step S2-5, and if not, entering step S2-6; s2-5: returning to step S2-2 if reprogramming is performed, and proceeding to step S2-7 if reprogramming is not performed; s2-6: adding a description to the added or modified rule and proceeding to step S2-7; s2-7: and finishing exiting.
Optionally, step S2-2 specifically includes: s2-2-1: selecting whether the protection constant values are consistent or not and errors considered in consistency judgment through a control; after the selection is finished, the step S2-3 is carried out; s2-2-2: the control element is used for reasonably selecting the upper limit and the lower limit of the fixed value; after the upper and lower limits are set, the step S2-3 is executed; s2-2-3: other constant value items which are not the rule and face the constant value item can be used as condition variables through the control to carry out logic operation and the constant value and the error which are obtained by the constant value item after judgment; after the completion, the step S2-3 is carried out; s2-2-4: setting the size relationship among the constant value items of the device through the control, and providing a proofreading rule of the numerical value of the constant value items; after the logic design is completed, the flow proceeds to step S2-3.
Optionally, step S3 specifically includes: s3-1: acquiring fixed value single data to be audited, butting fixed value items of different protection devices with fixed value items corresponding to the rule base to generate standard fixed value data meeting the requirement of the verification rule, and turning to the step S3-2 after the standard fixed value data are generated; s3-2: automatically matching the rules in the user-defined rule base with the verification value items to be checked, manually modifying the matching result and setting whether the verification rules are started or not in the verification, and turning to the step S3-3 after confirmation; s3-3: judging whether additional parameter variables need to be added according to variable parameters needed by the check rule, if so, entering step S3-4, and if not, entering step S3-5; s3-4: setting variable information which is required by a check rule and cannot be acquired in a rule base as a precondition; the completion of the setting is shifted to step S3-5; s3-5: and acquiring corresponding variable information and a variable acquisition method in a rule base according to a rule corresponding to the fixed value of the current fixed value verification check, and acquiring all rule parameter variable data required by the current verification. After the variable reading of the parameters is finished, the step S3-6 is carried out; s3-6: operating each rule operation logic, analyzing the rule checking result according to an alarm judging method to form an integral checking process record and an alarm record, and entering the step S3-7 after the integral checking process record and the alarm record are completed; s3-7: selecting whether to adjust and recheck individual rules according to needs, and if so, turning to step S3-3; if not, entering step S3-8; s3-8: storing a detailed result list and statistical information of the automatic check and verification of the fixed value list, and entering the step S3-9 after the completion; s3-9: and finishing the automatic checking process of the fixed value list after the storage is normal.
According to the method for automatically auditing the setting value list based on the custom rule base, the method for automatically auditing the setting value list faces to the checking, auditing and approving links in the relay protection setting value management process, and the vacancy of the existing relay protection professional informatization system is supplemented; the automatic fixed value list auditing method is oriented to fixed value list data, avoids the negligence of manual verification, greatly reduces the workload of the auditing link of the fixed value list, and is beneficial to the efficient development of the whole management work of the fixed value list; the fixed value single audit verification method gets rid of the existing fixed value verification mode based on the relay protection fixed value four-characteristic verification, so that the fixed value audit verification is not limited to a power grid model; the auditing and checking method forms an experience knowledge base according to a set rule, on one hand, a learning tool can be provided for a professional and new relay protection person, and on the other hand, the fixed value auditing and checking process is full-automatic, has low requirement on personnel service capability and is easier to be put into practical use.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of a method for automatically reviewing a fixed value list based on a custom rule base according to an embodiment of the present invention;
FIG. 2 is a flow diagram of the maintenance of a custom rule base in one embodiment of the present invention;
fig. 3 is a flow chart of a constant value single automatic review step in one embodiment of the invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited correspondingly. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
The invention relates to a user-defined rule base-based constant value list automatic auditing method, which is described in the following by combining the attached drawings.
Fig. 1 is a flowchart of a fixed value list automatic auditing method based on a custom rule base according to an embodiment of the present invention. As shown in fig. 1, the constant value list automatic auditing method based on the custom rule base in the embodiment of the present invention includes the following steps:
s1: providing a custom rule base and classifying the rules in the custom rule base.
In one embodiment of the invention, in order to meet the accumulation requirement of the constant-value auditing experience knowledge, the custom rule base is divided into a standard rule base and a special rule base from the basic design of the database. And the standard rule base calculates a set of calibration rules established by the standard summary analysis of related industries and enterprises according to the relay protection setting of the power system, and provides a basic rule basis for the examination and verification of the fixed value. The special rule base is mainly derived from a set of constant value check rules formed by power grid constant value historical data analysis, setting experience and manual maintenance, which are oriented to audit and check, and provides a rule self-defining method. The classification is also the classification of maintainable rule parameters provided by the custom rule base, and defines the direction for the design of variables and operators required by the definition of the rule parameters in the rule base maintenance method.
In another embodiment of the invention, the relay protection configuration method facing the actual power grid is characterized in that the custom rule base is wholly divided into three types of 'self-protection device constant value item check rule', 'dual configuration protection constant value item check rule' and 'opposite side same type device constant value item check rule'; and a more intuitive rule classification management mode can be provided for relay protection professionals.
In another embodiment of the invention, the custom rule base can be divided into four categories of 'conditional value taking', 'range value taking', 'numerical value size relation' and 'numerical value consistency' according to the check logic and the implementation method for checking the fixed value reasonableness and correctness of the fixed value item. The condition value is a type of check rule, a fixed value item is set to be subjected to value taking depending on certain conditions, and when the conditions are met but the actual value is inconsistent with the specified value, an alarm is required in the checking and checking process. The range value is a type of check rule, which specifies a reasonable constant value range of the constant value item, and if the range is exceeded, an alarm should be given in the checking. The numerical value size relationship refers to a type of check rule, which specifies the size relationship among the related fixed value items, and when the numerical value size relationship does not meet the specified size relationship, an alarm should be given in the checking. The numerical consistency refers to a type of check rule which stipulates that the same certain value items on the two sides of the dual configuration and unified line should be kept consistent, the error is properly considered, and when the error is exceeded, an alarm should be given in the checking and checking process.
S2: and maintaining the custom rule base. Wherein the maintaining comprises adding rules and modifying rules to the custom rule base.
FIG. 2 is a flow diagram of the maintenance of a custom rule base in one embodiment of the invention. As shown in fig. 2, in an embodiment of the present invention, step S2 specifically includes:
s2-1: when rule addition or modification is triggered by some form of operation, the process proceeds to step S2-2.
S2-2: and identifying the added or modified rule, and entering different rule maintenance controls for processing.
In an embodiment of the present invention, step S2-2 specifically includes:
s2-2-1: selecting whether the protection constant values are consistent or not and errors considered in consistency judgment through a control; after the selection is finished, the step S2-3 is carried out;
s2-2-2: the control element is used for reasonably selecting the upper limit and the lower limit of the fixed value; after the upper and lower limits are set, the step S2-3 is executed;
s2-2-3: other constant value items which are not the rule and face the constant value item can be used as condition variables through the control to carry out logic operation and the constant value and the error which are obtained by the constant value item after judgment; after the completion, the step S2-3 is carried out;
s2-2-4: setting the size relationship among the constant value items of the device through the control, and providing a proofreading rule of the numerical value of the constant value items; after the logic design is completed, the flow proceeds to step S2-3.
S2-3: and checking the processed rule parameters, namely whether the set rule can finish operation and judgment, if the check is passed, the step S2-4 is carried out, and if the check is not passed, the step S2-2 is returned to continue maintenance.
S2-4: detecting whether the parameter logic is repeated, if so, entering step S2-5, and if not, entering step S2-6;
s2-5: returning to step S2-2 if reprogramming is performed, and proceeding to step S2-7 if reprogramming is not performed;
s2-6: adding a description to the added or modified rule and proceeding to step S2-7;
s2-7: and finishing exiting.
S3: and after automatically matching the fixed value items in each fixed value list with the user-defined rule base, performing rule parameter operation according to a preset check rule, recording the fixed value items which do not meet the preset check rule, and performing statistical analysis on the check result.
Fig. 3 is a flow chart of a constant value single automatic review step in one embodiment of the invention. As shown in fig. 3, in an embodiment of the present invention, step S3 specifically includes:
s3-1: acquiring fixed value single data to be audited, butting fixed value items of different protection devices with fixed value items corresponding to the rule base to generate standard fixed value data meeting the requirement of the verification rule, and turning to the step S3-2 after the standard fixed value data are generated;
s3-2: automatically matching the rules in the user-defined rule base with the verification value items to be checked, manually modifying the matching result and setting whether the verification rules are started or not in the verification, and turning to the step S3-3 after confirmation;
s3-3: judging whether additional parameter variables need to be added according to variable parameters needed by the check rule, if so, entering step S3-4, and if not, entering step S3-5;
s3-4: setting variable information which is required by a check rule and cannot be acquired in a rule base as a precondition; the completion of the setting is shifted to step S3-5;
s3-5: and acquiring corresponding variable information and a variable acquisition method in a rule base according to a rule corresponding to the fixed value of the current fixed value verification check, and acquiring all rule parameter variable data required by the current verification. After the variable reading of the parameters is finished, the step S3-6 is carried out;
s3-6: operating each rule operation logic, analyzing the rule checking result according to an alarm judging method to form an integral checking process record and an alarm record, and entering the step S3-7 after the integral checking process record and the alarm record are completed;
s3-7: selecting whether to adjust and recheck individual rules according to needs, and if so, turning to step S3-3; if not, entering step S3-8;
s3-8: storing a detailed result list and statistical information of the automatic check and verification of the fixed value list, and entering the step S3-9 after the completion;
s3-9: and finishing the automatic checking process of the fixed value list after the storage is normal.
According to the method for automatically auditing the setting value list based on the custom rule base, the method for automatically auditing the setting value list faces to the checking, auditing and approving links in the relay protection setting value management process, and the vacancy of the existing relay protection professional informatization system is supplemented; the automatic fixed value list auditing method is oriented to fixed value list data, avoids the negligence of manual verification, greatly reduces the workload of the auditing link of the fixed value list, and is beneficial to the efficient development of the whole management work of the fixed value list; the fixed value single audit verification method gets rid of the existing fixed value verification mode based on the relay protection fixed value four-characteristic verification, so that the fixed value audit verification is not limited to a power grid model; the auditing and checking method forms an experience knowledge base according to a set rule, on one hand, a learning tool can be provided for a professional and new relay protection person, and on the other hand, the fixed value auditing and checking process is full-automatic, has low requirement on personnel service capability and is easier to be put into practical use.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A fixed value list automatic auditing method based on a custom rule base is characterized by comprising the following steps:
s1: providing a custom rule base and classifying rules in the custom rule base;
s2: maintaining the custom rule base, wherein the maintaining comprises adding rules and modifying rules to the custom rule base;
s3: after the fixed value items in each fixed value list are automatically matched with the user-defined rule base, rule parameters are calculated according to preset check rules, the fixed value items which do not meet the preset check rules are recorded, and statistical analysis is carried out on check results;
the step of maintaining the customized rule base specifically comprises: s2-1: when the trigger rule is added or modified, the step S2-2 is entered; s2-2: identifying the added or modified rule, and entering different rule maintenance controls for processing; s2-3: checking the processed rule parameters, if the check is passed, entering the step S2-4, and if the check is not passed, returning to the step S2-2; s2-4: detecting whether the parameter logic is repeated, if so, entering step S2-5, and if not, entering step S2-6; s2-5: returning to step S2-2 if reprogramming is performed, and proceeding to step S2-7 if reprogramming is not performed; s2-6: adding a description to the added or modified rule and proceeding to step S2-7; s2-7: and finishing exiting.
2. The method for automatically reviewing a fixed value list based on a custom rule base according to claim 1, wherein the step of classifying the rules in the custom rule base specifically comprises:
dividing the rules in the user-defined rule base into a standard rule base and a special rule base;
the standard rule base is a set of calibration rules established according to industry and enterprise standards or accepted criteria, and the special rule base is a set of constant value calibration rules formed according to setting experience and manual maintenance of a power grid in a specified area.
3. The method for automatically reviewing a fixed value list based on a custom rule base according to claim 1, wherein the step of classifying the rules in the custom rule base specifically comprises:
and dividing the rules in the user-defined rule base into a self-fixed value item check rule of the relay protection configuration of the power grid, a duplicate configuration protection fixed value item check rule of the relay protection configuration of the power grid and a fixed value item check rule between the relay protection configuration of the power grid and the same type device on the opposite side.
4. The method for automatically reviewing a fixed value list based on a custom rule base according to claim 1, wherein the step of classifying the rules in the custom rule base specifically comprises:
and dividing the rules in the user-defined rule base into a condition value-taking rule, a range value-taking rule, a numerical value size relation rule and a numerical value consistency rule.
5. The method for automatically reviewing a fixed value list based on a custom rule base as claimed in claim 1, wherein the step S2-2 specifically comprises:
s2-2-1: selecting whether the protection constant values are consistent or not and errors considered in consistency judgment through a control; after the selection is finished, the step S2-3 is carried out;
s2-2-2: the control element is used for reasonably selecting the upper limit and the lower limit of the fixed value; after the upper and lower limits are set, the step S2-3 is executed;
s2-2-3: other constant value items which are not the rule and face the constant value item can be used as condition variables through the control to carry out logic operation and the constant value and the error which are obtained by the constant value item after judgment; after the completion, the step S2-3 is carried out;
s2-2-4: setting the size relationship among the constant value items of the device through the control, and providing a proofreading rule of the numerical value of the constant value items; after the logic design is completed, the flow proceeds to step S2-3.
6. The method for automatically reviewing a fixed value list based on a custom rule base as claimed in claim 1, wherein step S3 specifically comprises:
s3-1: acquiring fixed value single data to be audited, butting fixed value items of different protection devices with fixed value items corresponding to the rule base to generate standard fixed value data meeting the requirement of the verification rule, and turning to the step S3-2 after the standard fixed value data are generated;
s3-2: automatically matching the rules in the user-defined rule base with the verification value items to be checked, manually modifying the matching result and setting whether the verification rules are started or not in the verification, and turning to the step S3-3 after confirmation;
s3-3: judging whether additional parameter variables need to be added according to variable parameters needed by the check rule, if so, entering step S3-4, and if not, entering step S3-5;
s3-4: setting variable information which is required by a check rule and cannot be acquired in a rule base as a precondition; the completion of the setting is shifted to step S3-5;
s3-5: obtaining corresponding variable information and a variable obtaining method in a rule base according to a rule corresponding to the fixed value of the current fixed value verification check, obtaining parameter variable data of all rules required by the current verification, and turning to the step S3-6 after the parameter variable reading is completed;
s3-6: operating each rule operation logic, analyzing the rule checking result according to an alarm judging method to form an integral checking process record and an alarm record, and entering the step S3-7 after the integral checking process record and the alarm record are completed;
s3-7: selecting whether to adjust and recheck individual rules according to needs, and if so, turning to step S3-3; if not, entering step S3-8;
s3-8: storing a detailed result list and statistical information of the automatic check and verification of the fixed value list, and entering the step S3-9 after the completion;
s3-9: and finishing the automatic checking process of the fixed value list after the storage is normal.
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| CN111400252B (en) * | 2020-03-11 | 2023-10-31 | 国网江西省电力有限公司信息通信分公司 | Project acceptance compliance-based detection system, device, detection method and application |
| CN111475919B (en) * | 2020-03-12 | 2023-06-13 | 中国南方电网有限责任公司 | Automatic modeling method of protection device fixed value calculation model based on ICD file |
| CN111666300A (en) * | 2020-04-16 | 2020-09-15 | 广西电网有限责任公司 | Examination and processing method for relay protection fixed value |
| CN111552702A (en) * | 2020-05-08 | 2020-08-18 | 北京思特奇信息技术股份有限公司 | Method and device for automatically configuring business rules, electronic equipment and storage medium |
| CN113760959A (en) * | 2020-11-30 | 2021-12-07 | 浙江华云信息科技有限公司 | Intelligent modification method for inter-station graph interval |
| CN112531631B (en) * | 2020-12-11 | 2023-03-03 | 深圳供电局有限公司 | Total-station protection constant value one-key execution method and system for infrastructure substation |
| CN113553480A (en) * | 2021-07-28 | 2021-10-26 | 用友汽车信息科技（上海）股份有限公司 | Document auditing method, document auditing device and readable storage medium |
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| CN102290800B (en) * | 2011-08-12 | 2014-04-09 | 华东电网有限公司 | Method for checking relay protection setting |
| CN103414149B (en) * | 2013-07-08 | 2015-12-02 | 国家电网公司 | User-defined principle method is checked in a kind of electric power system online |
| CN107887879A (en) * | 2018-02-07 | 2018-04-06 | 海南电网有限责任公司 | A kind of relay protection constant value on-line check system |
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