CN108572308B - Fault diagnosis method and system - Google Patents
Fault diagnosis method and system Download PDFInfo
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- CN108572308B CN108572308B CN201710146882.6A CN201710146882A CN108572308B CN 108572308 B CN108572308 B CN 108572308B CN 201710146882 A CN201710146882 A CN 201710146882A CN 108572308 B CN108572308 B CN 108572308B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2834—Automated test systems [ATE]; using microprocessors or computers
Abstract
The invention discloses a fault diagnosis method and a fault diagnosis system, wherein the fault diagnosis method comprises the following steps: acquiring a fault circuit diagram set corresponding to a fault; traversing the fault circuit diagram set to obtain a matching circuit diagram, wherein the matching circuit diagram is the fault circuit diagram with the highest matching degree with the fault in the fault circuit diagram set; and obtaining the fault reason according to the matching circuit diagram. The invention finds and positions the fault reason by describing the fault circuit diagram set of the corresponding relation between the fault and the fault point, thereby realizing the modeling and automation of fault diagnosis and realizing high-efficiency fault diagnosis capability.
Description
Technical Field
The invention relates to a fault diagnosis method and a fault diagnosis system of a live broadcast satellite user management system.
Background
In the prior art, when a live broadcast satellite user management system fails, the reason for the failure is difficult to find quickly.
Aiming at the problem that the fault cause is difficult to find quickly in the related technology, an effective solution is not provided at present.
Disclosure of Invention
Aiming at the problem that the fault reason is difficult to find quickly in the related technology, the invention provides the fault diagnosis method and the fault diagnosis system, which can realize the fault diagnosis modeling and automation and realize the high-efficiency fault diagnosis capability.
The technical scheme of the invention is realized as follows:
according to one aspect of the present invention, a fault diagnosis method is provided.
The fault diagnosis method comprises the following steps: acquiring a fault circuit diagram set corresponding to a fault; traversing the fault circuit diagram set to obtain a matching circuit diagram, wherein the matching circuit diagram is the fault circuit diagram with the highest matching degree with the fault in the fault circuit diagram set; and searching the fault reason according to the matching circuit diagram.
According to one embodiment of the present invention, before traversing the fault circuit diagram set to obtain the matching circuit diagram, the method comprises: and acquiring fault data of the fault.
According to an embodiment of the present invention, traversing the fault circuit diagram set to obtain the matching circuit diagram comprises: comparing the fault data with a fault circuit diagram set; and obtaining a matching circuit diagram according to the comparison result.
According to one embodiment of the invention, finding the cause of the fault according to the matching circuit diagram comprises: and checking the matched fault points corresponding to the matched circuit diagram to find out the fault reasons.
According to one embodiment of the invention, before obtaining the failure circuit diagram set corresponding to the failure, the method comprises the following steps: a failure set is established.
According to an embodiment of the present invention, traversing the fault circuit diagram set to obtain the matching circuit diagram comprises: in the event that the fault set includes a fault, the fault circuit diagram set is traversed to obtain a matching circuit diagram.
According to an embodiment of the present invention, after finding the fault cause according to the matching circuit diagram, the method further includes: generating a new fault circuit diagram according to the fault and the fault point; and storing the new fault circuit diagram into the fault circuit diagram set.
According to another aspect of the present invention, a fault diagnosis system is provided.
The fault diagnosis system includes: the fault circuit diagram set module is used for acquiring a fault circuit diagram set corresponding to a fault; the scanning module is used for traversing the fault circuit diagram set to obtain a matching circuit diagram, and the matching circuit diagram is the fault circuit diagram with the highest matching degree with the fault in the fault circuit diagram set; and the troubleshooting module is used for searching the fault reason according to the matching circuit diagram.
The invention abstracts the vulnerability of the service system to form a fault point, and searches the fault reason by describing the fault circuit diagram set corresponding to the fault point. Therefore, modeling and automation of fault diagnosis can be realized, and high-efficiency fault diagnosis capability is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a flow chart of a fault diagnosis method according to an embodiment of the invention;
fig. 2 is a flow chart of a fault diagnosis method according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
According to an embodiment of the present invention, there is provided a fault diagnosis method.
The fault diagnosis method according to the embodiment of the invention comprises the following steps:
step S110, acquiring a fault circuit diagram set corresponding to a fault;
step S120, traversing the fault circuit diagram set to obtain a matching circuit diagram, wherein the matching circuit diagram is the fault circuit diagram with the highest matching degree with the fault in the fault circuit diagram set; and
and step S130, searching a fault reason according to the matching circuit diagram.
The fault circuit diagram represents various types of fault abstract descriptions as specific faults occurring on fault points, the fault points are used as visible fault 'pins' of the service system, and a fault object description model similar to the circuit diagram is formed, so that the fault reason of the service system can be found through the fault circuit diagram.
The fault point is an abstract concept, and can be a weak point inside a service system, or a module or a component which is frequently in fault, or a detection point which needs to be patrolled and examined and summarized in daily operation and maintenance.
According to the technical scheme, the weak points of the service system are abstracted to form fault points, and fault reasons are searched through the fault circuit diagram set describing the corresponding relation between the faults and the fault points. Therefore, modeling and automation of fault diagnosis can be realized, and high-efficiency fault diagnosis capability is realized.
According to an embodiment of the present invention, before step S120, the method may further include: and acquiring fault data of the fault.
Further, step S120 may include:
s121, comparing the fault data with a fault circuit diagram set; and
and S122, obtaining a matching circuit diagram according to the comparison result.
Specifically, before conducting the service system fault diagnosis, the model needs to be initialized. Firstly, abstracting modules, components, system weak points or daily routing inspection points which are easy to generate faults in a system as fault points by adopting a graphical unified modeling language; then, a fault circuit diagram is established according to the corresponding relation between the fault condition of the service system flow interruption and the fault data and the fault point, and a fault circuit diagram set is formed. After the initialization of the model is completed, automatic dial testing monitoring needs to be performed on all fault points according to different dial testing technical interface requirements of the fault points. When a fault occurs, abnormal alarm is performed, and alarm data at the moment, namely fault data of the fault can be obtained through an alarm window of the service system. When the abnormal alarm is detected, the step S120 is automatically triggered.
In step S121, the alarm data in the current alarm window is compared with the data of the fault point of each fault circuit diagram in the fault circuit diagram set. And searching a best matched fault circuit diagram, namely a matched circuit diagram, so as to obtain the true reason of the fault. The business system can find out the matching circuit diagram with the highest matching degree by automatically scanning the alarm data in the alarm window and comparing with all the circuit diagrams in the fault circuit diagram set.
According to an embodiment of the present invention, before step S110, the method may further include: a failure set is established.
Further, step S120 may include: in the event that the fault set includes a fault, the fault circuit diagram set is traversed to obtain a matching circuit diagram.
According to an embodiment of the present invention, step S130 includes: and checking the matched fault points corresponding to the matched circuit diagram to find out the fault reasons.
According to an embodiment of the present invention, after step S130, the method may further include:
s140, generating a new fault circuit diagram according to the fault and the fault point; and
and S150, storing the new fault circuit diagram into the fault circuit diagram set.
After the matching circuit diagram is obtained, monitoring and early warning of faults corresponding to the matching circuit diagram can be started. And if the fault corresponding to the matching circuit diagram occurs after early warning, or the early warning is considered to be correct through manual intervention, the system automatically learns, and a new fault circuit diagram is generated aiming at the occurred fault.
As shown in fig. 2, it is a flowchart of a fault diagnosis method according to an embodiment of the present invention, which includes the following steps:
step S201, a fault E generated by a business system is combed outiA fault set P.
Step S202, for each failure EiEstablishing corresponding fault circuit diagram set S according to expert knowledge basei。
Step S203, when a failure occurs (e.g. occurrence of failure E)1) Then, find the fault set P and determine whether there is a fault E1. If there is such a fault E1Then, go to step S204; if the fault E does not exist1Then, the process proceeds to step S205.
Step S204, judging the current fault E1If the faulty circuit diagram set has been generated, the process proceeds to step S206, otherwise, the process proceeds to step S205.
Step S205, adopting the traditional fault detection method to obtain the fault E1The corresponding faulty circuit diagram j, and then proceeds to step S209.
Step S206, traverse the fault E1Generated fault circuit diagram set S1Corresponding to all circuit diagrams in (1).
Step S207, collecting the fault circuit diagram S1All circuit diagrams corresponding to the current fault E1The alarm data in the alarm window is compared, and the matching circuit diagram with the highest matching degree with the alarm data is found out.
Step S208: and outputting the matching circuit diagram, and monitoring by taking the fault point in the matching circuit diagram as a key monitoring object. If the fault occurs, the fault point in the circuit diagram is checked, and the fault reason is found out. Meanwhile, the fault point in the circuit diagram is monitored, and the early warning of the fault can be realized.
Step S209: will fail E1Newly generated fault circuit diagram j, fault E added to fault set P1Corresponding set S of circuit diagrams1In (1).
According to an embodiment of the invention, a fault diagnosis system is also provided.
The fault diagnosis system according to the embodiment of the invention comprises:
the fault circuit diagram set module is used for acquiring a fault circuit diagram set corresponding to a fault;
the scanning module is used for traversing the fault circuit diagram set to obtain a matching circuit diagram, and the matching circuit diagram is the fault circuit diagram with the highest matching degree with the fault in the fault circuit diagram set; and
and the checking module is used for searching the fault reason according to the matching circuit diagram.
In summary, with the above technical solution of the present invention, a fault point is formed by abstracting a vulnerability of a service system, and the fault point is searched by a fault circuit diagram set describing a corresponding relationship between a fault and the fault point. Therefore, modeling and automation of fault diagnosis can be realized, and high-efficiency fault diagnosis capability is realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A fault diagnosis method for a service system is characterized by comprising the following steps:
acquiring a fault circuit diagram set corresponding to a current fault, wherein the fault circuit diagram set comprises a fault circuit diagram, the fault circuit diagram comprises fault points, the fault points are defined as modules, parts, system weak points or daily inspection points which are easy to generate faults in the service system, and the fault circuit diagram corresponds to the fault; and the number of the first and second groups,
traversing the fault circuit diagram set to obtain a matching circuit diagram, wherein the matching circuit diagram is the fault circuit diagram with the highest matching degree with the current fault in the fault circuit diagram set; and the number of the first and second groups,
and searching the fault reason of the current fault according to the matching circuit diagram.
2. The method of claim 1, wherein prior to traversing the set of fault circuit diagrams to obtain a matching circuit diagram, comprising:
and acquiring fault data of the fault.
3. The method of claim 2, wherein traversing the set of fault circuit diagrams to obtain a matching circuit diagram comprises:
comparing the fault data to the fault circuit map set; and
and obtaining a matching circuit diagram according to the comparison result.
4. The fault diagnosis method according to claim 1, wherein finding a cause of fault from the matching circuit diagram comprises:
and checking the matched fault point corresponding to the matching circuit diagram to find out the fault reason.
5. The fault diagnosis method according to claim 1, wherein before obtaining the fault circuit diagram set corresponding to the fault, the method comprises:
a failure set is established.
6. The method of claim 5, wherein traversing the set of fault circuit diagrams to obtain a matching circuit diagram comprises:
and traversing the fault circuit diagram set to obtain a matching circuit diagram under the condition that the fault set comprises the fault.
7. The fault diagnosis method according to claim 1, further comprising, after finding a cause of fault from the matching circuit diagram:
generating a new fault circuit diagram according to the fault and the fault point; and
storing the new fault circuit diagram into the fault circuit diagram set.
8. A fault diagnosis system for a business system, comprising:
the fault circuit diagram set module is used for acquiring a fault circuit diagram set corresponding to the current fault, wherein the fault circuit diagram set comprises a fault circuit diagram, the fault circuit diagram comprises fault points, the fault points are defined as modules, components, system weak points or daily inspection points which are easy to generate faults in the service system, and the fault circuit diagram corresponds to the fault; and the number of the first and second groups,
the scanning module is used for traversing the fault circuit diagram set to obtain a matching circuit diagram, and the matching circuit diagram is the fault circuit diagram with the highest matching degree with the current fault in the fault circuit diagram set; and the number of the first and second groups,
and the checking module is used for searching the fault reason of the current fault according to the matching circuit diagram.
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| CN111046253A (en) * | 2019-12-03 | 2020-04-21 | 陕西四季春清洁热源股份有限公司 | Internet-based interference-free geothermal heat supply monitoring system and method |
| CN111193404A (en) * | 2020-01-15 | 2020-05-22 | 辽宁百思特达半导体科技有限公司 | Three-phase full-bridge circuit of gallium nitride chip, intelligent power module and control method of intelligent power module |
| CN111314137A (en) * | 2020-02-18 | 2020-06-19 | 国家电网有限公司 | Information communication network automation operation and maintenance method, device, storage medium and processor |
| CN111336722A (en) * | 2020-03-04 | 2020-06-26 | 陕西四季春清洁热源股份有限公司 | Non-interference geothermal system and method using novel three-stage heat pump |
| CN112782639B (en) * | 2020-12-22 | 2022-09-13 | 国网浙江海宁市供电有限公司 | Intelligent fault indication method and indicator for low-voltage metering box |
| CN113159100B (en) * | 2021-02-19 | 2023-03-31 | 湖南第一师范学院 | Circuit fault diagnosis method, circuit fault diagnosis device, electronic equipment and storage medium |
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