CN112100456A - Method and device for judging common defects or faults of primary equipment and terminal equipment - Google Patents
Method and device for judging common defects or faults of primary equipment and terminal equipment Download PDFInfo
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- CN112100456A CN112100456A CN202010972682.8A CN202010972682A CN112100456A CN 112100456 A CN112100456 A CN 112100456A CN 202010972682 A CN202010972682 A CN 202010972682A CN 112100456 A CN112100456 A CN 112100456A
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Abstract
The embodiment of the invention relates to a method, a device and a terminal device for judging common defects or faults of primary equipment. The problem that faults and defects obtained by the conventional inspection of primary equipment of the power system are analyzed and processed independently, the efficiency is low, and consumed resources are large is solved.
Description
Technical Field
The invention relates to the technical field of testing, in particular to a method and a device for judging a common defect or fault of primary equipment and terminal equipment.
Background
In an electric power system, a primary device includes: generators or motors, transformers, circuit breakers, disconnectors, reclosers, contactors, knife switches, busbars, transmission lines, power cables, reactors, etc.
The primary equipment is a general term of equipment directly participating in production, transmission and distribution of electric energy in the electric power system, and in the electric power production of the electric power system, because the primary equipment is large in quantity and various, the reported primary equipment defects and faults are huge in quantity in daily routing inspection, but the primary equipment defects and faults contain a small amount of important information of equipment common defects, and statistical data show that the common defect information accounts for about 0.2% of the total defects.
In the routine inspection of power personnel, the defects and faults of primary equipment discovered and reported are dispersive, the related equipment manufacturers and models are complicated, and the common defects and faults are difficult to be comprehensively and accurately distinguished only according to the working experience of the reporting personnel. At present, the defects and faults reported by each power supply bureau are only independently analyzed and recorded, and common defects and faults are difficult to find in time.
Disclosure of Invention
The embodiment of the invention provides a method and a device for judging common defects or faults of primary equipment and terminal equipment, which are used for solving the technical problems that the faults and the defects obtained by the conventional primary equipment inspection of a power system are analyzed and processed independently, the efficiency is low and more resources are consumed.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
a method for judging common defects or faults of primary equipment comprises the following steps:
s1, acquiring event data of a plurality of events of event defect faults corresponding to the characteristic information from a database of the power system;
s2, performing event feature extraction on the event data of each event to obtain a plurality of feature information of the event;
s3, comparing all the characteristic information with characteristic information corresponding to events in a historical defect fault database of the power system to obtain a numerical value of the number of common defect faults corresponding to the events;
and S4, if the numerical value is not less than the set value of the number of the common defect faults, the event defect fault corresponding to the characteristic information is the common defect fault.
Preferably, in step S2, the characteristic information of the event includes a main device type of the event, a specific defective component of the event, a defect type of the event, a device manufacturer of the event, and a device model of the event.
Preferably, in step S3, the obtaining of the numerical value of the number of common defect faults corresponding to the feature information specifically includes:
s31, setting n to be 0 before comparing all the characteristic information with the historical defect fault database;
s32, comparing each piece of characteristic information with characteristic information corresponding to the events in the historical defect fault database one by one, wherein if all the characteristic information of the events are consistent with the characteristic information of the events in the historical defect fault database, N is N + 1; if one inconsistency exists between all the characteristic information of the event and the plurality of characteristic information of the events in the historical defect fault database, wherein N is N;
wherein N is the number of common defect faults, and N is the numerical value of the number of common defect faults.
Preferably, in step S4, if the value is smaller than the set value of the number of common defect faults, the event defect fault corresponding to the feature information is not a common defect fault.
Preferably, the set value of the number of common defect faults is 3.
The invention also provides a device for judging the common defects or faults of the primary equipment, which comprises a data acquisition module, a feature extraction module, a counting module and a judging module;
the data acquisition module is used for acquiring event data of event defect faults corresponding to the characteristic information from a database of the power system;
the characteristic extraction module is used for extracting the characteristics of the event from the event data to obtain a plurality of characteristic information of the event;
the counting module is used for comparing all the characteristic information with characteristic information corresponding to events in a historical defect fault database of the power system to obtain a numerical value of the number of common defect faults corresponding to the events;
and the judging module is used for judging the event defect fault corresponding to the characteristic information as the common defect fault according to the condition that the numerical value is not less than the set value of the number of the common defect faults.
Preferably, the judging module is further configured to determine that the event defect fault corresponding to the feature information is not a common defect fault according to a fact that the value is smaller than a set value of the number of common defect faults.
Preferably, the counting module includes a comparison sub-module, and the comparison sub-module is configured to compare each piece of feature information with feature information corresponding to an event in the historical defect fault database one by one, where N is N +1 if all the pieces of feature information of the event are consistent with the pieces of feature information of the events in the historical defect fault database; and if all the characteristic information of the event is inconsistent with the characteristic information of the events in the historical defect fault database, N is equal to N. Wherein N is the number of common defect faults, and N is the numerical value of the number of common defect faults.
The present invention also provides a computer-readable storage medium for storing computer instructions, which, when run on a computer, cause the computer to execute the above method for determining a common defect or failure of primary devices.
The invention also provides terminal equipment, which comprises a processor and a memory;
the memory is used for storing program codes and transmitting the program codes to the processor;
the processor is used for executing the method for judging the primary equipment common defect or fault according to the instruction in the program code.
According to the technical scheme, the embodiment of the invention has the following advantages: the method, the device and the terminal equipment for judging the common defects or the faults of the primary equipment extract the characteristic information of event data in each event of the event defect faults corresponding to the characteristic information, compare the characteristic information with the characteristic information corresponding to the events in the historical defect fault database one by one, if the comparison results of the characteristic information in each event and the characteristic information of the corresponding events in the historical defect fault database are consistent, the event defect faults corresponding to the characteristic information belong to the common defect faults. The technical problems that faults and defects obtained by the conventional inspection of primary equipment of the power system are analyzed and processed independently, the efficiency is low, and consumed resources are large are solved.
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, and 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 these drawings without inventive exercise.
Fig. 1 is a flowchart illustrating steps of a method for determining a common defect or failure of primary devices according to an embodiment of the present invention.
Fig. 2 is a flowchart illustrating steps of determining a number of common defect faults of a primary device according to a method for determining common defects or faults of the primary device according to an embodiment of the present invention.
Fig. 3 is a block diagram of a device for determining a common defect or failure of primary devices according to an embodiment of the present invention.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below 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.
The embodiment of the application provides a method and a device for judging primary equipment common defects or faults and terminal equipment, the defects of reporting time and the common properties in the faults can be timely and accurately identified, intensive operation and maintenance of power transformation equipment, standard equipment purchasing and bidding, stable operation of an electric power system and the like can be favorably carried out on site, and the technical problems that faults and defects obtained by the existing primary equipment inspection of the electric power system are analyzed and processed independently, the efficiency is low, and consumed resources are large are solved.
The first embodiment is as follows:
fig. 1 is a flowchart illustrating steps of a method for determining a common defect or failure of primary devices according to an embodiment of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a method for determining a primary device common defect or failure, including the following steps:
s1, acquiring event data of event defect faults corresponding to the characteristic information from a database of the power system;
s2, performing event feature extraction on the event data to obtain a plurality of feature information of the event;
s3, comparing all the characteristic information with characteristic information corresponding to the events in a historical defect fault database of the power system to obtain a numerical value of the number of common defect faults corresponding to the events;
and S4, if the numerical value is not less than the set value of the number of the common defect faults, the event defect fault corresponding to the characteristic information is the common defect fault.
In step S1 of the embodiment of the present invention, the primary device defects and faults reported in the event of performing the field operation on the power system are mainly summarized into the daily event library, and step S1 is to mainly obtain the event data of the primary device defects and faults reported in the operation field from the daily event library of the power system.
In the power system, the primary equipment includes a generator (motor), a transformer, a circuit breaker, a disconnector, an automatic switch, a contactor, a knife switch, a bus bar, a power transmission line, a power cable, a reactor, and the like.
In step S2 of the embodiment of the present invention, event data of the event is obtained by extracting the event data acquired in step S1 according to the feature information of the event.
It should be noted that each event in the event data mainly includes characteristic information such as a master device type a of the event, a specific defective component b of the event, a defect type c of the event, a device manufacturer d of the event, and a device model e of the event.
In step S3 of the embodiment of the present invention, the consistency comparison is mainly performed between the plurality of pieces of feature information in the event and the corresponding feature information in the historical defect fault database, and the numerical value of the number of common defect faults corresponding to the event is obtained according to the comparison result.
In step S4 of the embodiment of the present invention, it is determined whether the event defect fault corresponding to the feature information belongs to the common defect fault or does not belong to the common defect fault by comparing the obtained numerical value of the number of common defect faults with the set value of the number of common defect faults.
The set value of the number of common defect failures is preferably 3.
The method for judging the common defects or faults of the primary equipment extracts the characteristic information of event data in each event of the event defect faults corresponding to the characteristic information, compares a plurality of pieces of characteristic information with the characteristic information corresponding to the events in the historical defect fault database one by one, obtains the event defect faults corresponding to the characteristic information if the comparison results of the plurality of pieces of characteristic information in each event are consistent with the comparison results of the characteristic information of the corresponding events in the historical defect fault database, is more comprehensive and accurate compared with the prior method that operation and inspection personnel judge the common defect faults according to working experience, and has the advantages that the common defect faults obtained by the method are beneficial to carrying out intensive operation and maintenance on the power transformation equipment on site, standardizing equipment purchasing and bidding, guaranteeing stable operation of an electric power system and the like. The technical problems that faults and defects obtained by the conventional inspection of primary equipment of the power system are analyzed and processed independently, the efficiency is low, and consumed resources are large are solved.
Compared with the conventional method for comprehensively searching common defects or faults according to the year/month, the method for judging common defects or faults of primary equipment can shorten the time for discovering common defects and common faults, provides corrective measures in time, and is beneficial to the development of intensive operation and maintenance of power transformation equipment on site, standardizing equipment purchase and tender, ensuring stable operation of a power system and the like.
Fig. 2 is a flowchart illustrating steps of determining a number of common defect faults of a primary device according to a method for determining common defects or faults of the primary device according to an embodiment of the present invention.
As shown in fig. 2, in an embodiment of the present invention, in step S3, the obtaining the numerical value of the number of common defect faults corresponding to the characteristic information specifically includes:
s31, setting n to be 0 before comparing all the characteristic information with a historical defect fault database;
s32, comparing each piece of characteristic information with characteristic information corresponding to the events in the historical defect fault database one by one, wherein if all the characteristic information of the events are consistent with the characteristic information of the events in the historical defect fault database, N is N + 1; if all the characteristic information of the event is inconsistent with a plurality of characteristic information of the event in the historical defect fault database, N is equal to N;
wherein N is the number of common defect faults, and N is the numerical value of the number of common defect faults.
Before the characteristic information of each event is compared with the characteristic information of the historical defect fault database, the number n of common defect faults is set to 0. Then comparing the characteristic information a to e of the event with the characteristic information a to e of a certain event in the historical defect fault database one by one, and obtaining that the comparison results are consistent, wherein N is N + 1; if any inconsistency exists in the comparison between the characteristic information a to e of the event and the characteristic information a to e of one event in the historical defect fault database, the comparison result is inconsistent, and N is equal to N, then the next event is executed according to the steps S2 and S3.
In the present embodiment, in step S4, if the numerical value is smaller than the set value of the number of common defect failures, the event defect failure corresponding to the feature information is not a common defect failure.
N <3, and the event defect corresponding to the characteristic information is an individual defect or a case of a failure event.
Example two:
fig. 3 is a block diagram of a device for determining a common defect or failure of primary devices according to an embodiment of the present invention.
As shown in fig. 3, an embodiment of the present invention further provides a device for determining a primary device common defect or fault, including a data obtaining module 10, a feature extracting module 20, a counting module 30, and a determining module 40;
the data acquisition module 10 is used for acquiring event data of event defect faults corresponding to the characteristic information from a database of the power system;
the feature extraction module 20 is configured to perform feature extraction on the event data to obtain a plurality of feature information of the event;
the counting module 30 is configured to compare all the feature information with feature information corresponding to an event in a historical defect fault database of the power system, and obtain a numerical value of the number of common defect faults corresponding to the event;
and the judging module 40 is configured to determine that the event defect fault corresponding to the feature information is a common defect fault according to the value not less than the set value of the number of common defect faults.
In this embodiment of the present invention, the determining module 40 is further configured to determine that the event defect fault corresponding to the feature information is not the common defect fault according to a fact that the value is smaller than the set value of the number of common defect faults.
In the embodiment of the present invention, the counting module 30 includes a comparison sub-module 31, where the comparison sub-module 31 is configured to compare each piece of feature information with the feature information corresponding to the event in the historical defect fault database one by one, and if all the feature information of the event is consistent with the plurality of pieces of feature information of the event in the historical defect fault database, N is N + 1; if all the characteristic information of the event is inconsistent with a plurality of characteristic information of the event in the historical defect fault database, N is equal to N;
wherein N is the number of common defect faults, and N is the numerical value of the number of common defect faults.
It should be noted that the modules in the apparatus according to the second embodiment correspond to the steps in the method according to the first embodiment, the steps in the method according to the first embodiment have been described in detail in the first embodiment, and the contents of the modules in the apparatus are not described in detail in the second embodiment.
Example three:
the embodiment of the invention provides a computer-readable storage medium, which is used for storing computer instructions, and when the computer-readable storage medium runs on a computer, the computer is enabled to execute the method for judging the common defect or the fault of the primary equipment.
Example four:
the embodiment of the invention provides terminal equipment, which comprises a processor and a memory;
a memory for storing the program code and transmitting the program code to the processor;
and the processor is used for executing the method for judging the primary equipment common defect or failure according to the instructions in the program codes.
It should be noted that the processor is configured to execute the steps in the above-mentioned method for determining a common defect or failure of a primary device according to the instructions in the program code. Alternatively, the processor, when executing the computer program, implements the functions of each module/unit in each system/apparatus embodiment described above.
Illustratively, a computer program may be partitioned into one or more modules/units, which are stored in a memory and executed by a processor to accomplish the present application. One or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution of a computer program in a terminal device.
The terminal device may be a desktop computer, a notebook, a palm computer, a cloud server, or other computing devices. The terminal device may include, but is not limited to, a processor, a memory. Those skilled in the art will appreciate that the terminal device is not limited and may include more or fewer components than those shown, or some components may be combined, or different components, e.g., the terminal device may also include input output devices, network access devices, buses, etc.
The Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The storage may be an internal storage unit of the terminal device, such as a hard disk or a memory of the terminal device. The memory may also be an external storage device of the terminal device, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like provided on the terminal device. Further, the memory may also include both an internal storage unit of the terminal device and an external storage device. The memory is used for storing computer programs and other programs and data required by the terminal device. The memory may also be used to temporarily store data that has been output or is to be output.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A method for judging common defects or faults of primary equipment is characterized by comprising the following steps:
s1, acquiring event data of a plurality of events of event defect faults corresponding to the characteristic information from a database of the power system;
s2, performing event feature extraction on the event data of each event to obtain a plurality of feature information of the event;
s3, comparing all the characteristic information with characteristic information corresponding to events in a historical defect fault database of the power system to obtain a numerical value of the number of common defect faults corresponding to the events;
and S4, if the numerical value is not less than the set value of the number of the common defect faults, the event defect fault corresponding to the characteristic information is the common defect fault.
2. The method for determining a generic defect or failure of primary devices as claimed in claim 1, wherein in step S2, the characteristic information of the event includes a primary device type of the event, a specific defective component of the event, a defect type of the event, a device manufacturer of the event, and a device model of the event.
3. The method for determining a primary device common defect or fault according to claim 2, wherein in step S3, the obtaining of the numerical value of the number of common defect faults corresponding to the feature information specifically includes:
s31, setting n to be 0 before comparing all the characteristic information with the historical defect fault database;
s32, comparing each piece of characteristic information with characteristic information corresponding to the events in the historical defect fault database one by one, wherein if all the characteristic information of the events are consistent with the characteristic information of the events in the historical defect fault database, N is N + 1; if one inconsistency exists between all the characteristic information of the event and the plurality of characteristic information of the events in the historical defect fault database, wherein N is N;
wherein N is the number of common defect faults, and N is the numerical value of the number of common defect faults.
4. The method for determining a primary device common fault or failure according to claim 1, wherein in step S4, if the numerical value is smaller than a set value of the number of common fault failures, the event defect failure corresponding to the feature information is not a common fault failure.
5. The method for judging primary equipment common defects or faults according to claim 1, wherein the set value of the number of common defect faults is 3.
6. A primary equipment common defect or fault judgment device is characterized by comprising a data acquisition module, a feature extraction module, a counting module and a judgment module;
the data acquisition module is used for acquiring event data of event defect faults corresponding to the characteristic information from a database of the power system;
the characteristic extraction module is used for extracting the characteristics of the event from the event data to obtain a plurality of characteristic information of the event;
the counting module is used for comparing all the characteristic information with characteristic information corresponding to events in a historical defect fault database of the power system to obtain a numerical value of the number of common defect faults corresponding to the events;
and the judging module is used for judging the event defect fault corresponding to the characteristic information as the common defect fault according to the condition that the numerical value is not less than the set value of the number of the common defect faults.
7. The device for determining the primary device common defects or faults according to claim 6, wherein the determining module is further configured to determine that the event defect fault corresponding to the feature information is not the common defect fault according to the fact that the numerical value is smaller than a set value of the number of common defect faults.
8. The device for judging the primary equipment common defect or fault according to claim 6, wherein the counting module comprises a comparison sub-module, the comparison sub-module is configured to compare each piece of feature information with feature information corresponding to an event in the historical defect fault database one by one, and if all the feature information of the event is consistent with a plurality of pieces of feature information of the event in the historical defect fault database, N is N + 1; if one inconsistency exists between all the characteristic information of the event and the plurality of characteristic information of the events in the historical defect fault database, wherein N is N;
wherein N is the number of common defect faults, and N is the numerical value of the number of common defect faults.
9. A computer-readable storage medium for storing computer instructions which, when run on a computer, cause the computer to perform the method for primary device commonality defect or failure determination of any one of claims 1-5.
10. A terminal device comprising a processor and a memory;
the memory is used for storing program codes and transmitting the program codes to the processor;
the processor is used for executing the method for judging the common defect or fault of the primary equipment according to any one of claims 1 to 5 according to the instructions in the program code.
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| CN104898039A (en) * | 2015-05-27 | 2015-09-09 | 电子科技大学 | Fault propagation probability model-based fault mode preferential selection method |
| CN108233681A (en) * | 2018-02-06 | 2018-06-29 | 安徽传质信息科技有限公司 | A kind of automatic detection of power failure and prosthetic device |
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Application publication date: 20201218 |