CN103310389A - Method for overhauling fault of overhead transmission line built on basis of fault mode and fault tree - Google Patents
Method for overhauling fault of overhead transmission line built on basis of fault mode and fault tree Download PDFInfo
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- CN103310389A CN103310389A CN2013102145890A CN201310214589A CN103310389A CN 103310389 A CN103310389 A CN 103310389A CN 2013102145890 A CN2013102145890 A CN 2013102145890A CN 201310214589 A CN201310214589 A CN 201310214589A CN 103310389 A CN103310389 A CN 103310389A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
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Abstract
The invention provides a method for overhauling the fault of an overhead transmission line built on the basis of a fault mode and a fault tree. The method comprises the following steps of: (1) knowing the system structure of the overhead transmission line, and formulating a fault mode analysis table of the overhead transmission line; (2) building an overhead transmission line fault tree analysis model according to the fault mode analysis table; (3) quickly finding out the fault happening mode and the fault happening reason according to the overhead transmission line fault tree analysis model built in the step (2) when the fault of the overhead transmission line is observed by the line patrol of professional persons and observed by an on-line monitoring device; (4) finding out the fault mode analysis table built in the step (1) according to an output result of the fault mode analyzed and obtained according to the overhead transmission line fault tree analysis model, and formulating a fault overhaul strategy; and (5) formulating an overhead transmission line fault overhaul form according to the fault overhaul strategy. After the method provided by the invention is used, the overhead transmission line fault mode analysis table and the fault tree analysis model are built, so that the specific parts where the fault happens can be quickly positioned when equipment breaks down, the fault reason can be found out, and the overhaul strategy can be formulated comprehensively and quickly.
Description
Technical field
The present invention relates to power transmission and transforming equipment maintenance field, a kind of overhead transmission line trouble hunting method of setting up based on fault mode and fault tree particularly belongs to the renovation technique of the overhead transmission line trouble hunting method of fault mode and fault tree foundation.
Background technology
Overhead transmission line is ingredient important in the electric system, is the lifeblood of transmission system.Its main effect is electric energy transmitting.The quality of overhead transmission line running status directly produces tremendous influence to the total system reliability of operation.At present, the positive high speed development of national economy, correspondingly the electrical network scale is enlarged greatly, but, because physical environment, outside destroy, the quality of production and human factor etc. have caused a large amount of failure conditions of overhead transmission line etc., these failure conditions not only can influence the ability to transmit electricity of overhead transmission line, also may cause large-scale grid power blackout, bring to the national economic development to have a strong impact on.According to data, Southern Power Grid Company in 2012 reaches hundreds of times because the overhead transmission line fault causes circuit to stop transport.For this reason, remove to seek a kind of suitable overhead transmission line trouble hunting strategy, in the hope of removing to improve the operation stability of overhead transmission line, the safe and reliable operation that guarantees electrical network is had great meaning.
Summary of the invention
The objective of the invention is to consider the problems referred to above and a kind of overhead transmission line trouble hunting method of setting up based on fault mode and fault tree is provided.The present invention not only saves the space, cost is low, use is safe, easy to operate, long service life.
Technical scheme of the present invention is: the overhead transmission line trouble hunting method based on fault mode and fault tree foundation of the present invention may further comprise the steps:
1) is familiar with the overhead transmission line system architecture, formulates overhead transmission line failure mode analysis (FMA) table;
2) set up overhead transmission line fault tree analysis model according to the failure mode analysis (FMA) table;
When 3) professional and technical personnel observes the overhead transmission line fault at line walking and by on-Line Monitor Device, according to step 2) in the overhead transmission line fault tree analysis model the set up reason that finds fault mode that this fault takes place and fault to take place fast;
4) the failure mode analysis (FMA) table of setting up the output of the fault mode that draws according to overhead transmission line fault tree analysis model analysis finding step 1 as a result) is formulated the trouble hunting strategy;
5) according to trouble hunting policy development overhead transmission line trouble hunting list.
The present invention compared with prior art has the following advantages and beneficial effect:
The present invention is by setting up overhead transmission line failure mode analysis (FMA) table and fault tree analysis table, and concrete parts that can quick fault location takes place when device fails find failure cause, formulate and detect strategy comprehensively and rapidly.The present invention is a kind of convenient and practical overhead transmission line trouble hunting method based on fault mode and fault tree foundation.
Description of drawings
Fig. 1 sets up process flow diagram for overhead transmission line fault mode of the present invention and fault tree;
Fig. 2 is trouble hunting process flow diagram of the present invention;
Fig. 3 is the structural drawing of transmission line malfunction tree of the present invention;
Fig. 4 is the structural drawing of foundation fault tree of the present invention.
Embodiment
Embodiment:
Overhead transmission line trouble hunting method based on fault mode and fault tree foundation of the present invention may further comprise the steps:
1) is familiar with the overhead transmission line system architecture, formulates overhead transmission line failure mode analysis (FMA) table;
2) set up overhead transmission line fault tree analysis model according to the failure mode analysis (FMA) table;
When 3) professional and technical personnel observes the overhead transmission line fault at line walking and by on-Line Monitor Device, according to step 2) in the overhead transmission line fault tree analysis model the set up reason that finds fault mode that this fault takes place and fault to take place fast;
4) the failure mode analysis (FMA) table of setting up the output of the fault mode that draws according to overhead transmission line fault tree analysis model analysis finding step 1 as a result) is formulated the trouble hunting strategy;
5) according to trouble hunting policy development overhead transmission line trouble hunting list.
Above-mentioned steps 1) method for building up of overhead transmission line failure mode analysis (FMA) table comprises the steps: in
11) functional definition becomes following eight line units according to overhead transmission line: basis, shaft tower, lead wire and earth wire, insulator chain, gold utensil, earthing device, attached setting and channel environment;
12) analyze its fault mode respectively for each line unit, their fault mode is made up of the following aspects respectively: failure cause, fault effects and maintenance measures;
13) form overhead transmission line failure mode analysis (FMA) table then.
The fault mode of above-mentioned base unit includes following several aspect: surface of base fetches earth in surface of base damage, foundation settlement, distaff corrosion, basic bank protection and flood control installation damage, metal basis corrosion, the foundation to protect scope, the anticollision facility damages and basic column floods.
Above-mentioned steps 2) method for building up of overhead transmission line fault tree analysis table is in: according to the overhead transmission line failure mode analysis (FMA) table that forms, at each line unit, each fault mode is set up the fault tree analysis table.
In the present embodiment, above-mentioned fault tree analysis model is the effective means of valuator device reliability and security, and the failure mode analysis (FMA) table is that the fault mode of system and influence are carried out qualitative analysis.
Above-mentioned fault tree analysis model then is to make up one earlier to embody causal downtree structure between fault, the line unit and the reason that find fault to take place are then thus removed to formulate the maintenance strategy and are generated the maintenance list by the failure mode analysis (FMA) table of having set up again.Be the method that fault tree is set up on the basis with FMEA, be conducive to improve the objectivity of fault tree, the validity of comprehensive and analysis result.When overhead transmission line breaks down, by line unit and the failure cause that the fault tree analysis table can find fault to take place fast, again according to the failure mode analysis (FMA) table, can formulate perfect detection strategy, formulate the maintenance list.
Above-described embodiment is preferred implementation of the present invention; but embodiments of the present invention are not limited by the examples; other any do not deviate from change, the modification done under spiritual essence of the present invention and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. overhead transmission line trouble hunting method of setting up based on fault mode and fault tree is characterized in that may further comprise the steps:
1) is familiar with the overhead transmission line system architecture, formulates overhead transmission line failure mode analysis (FMA) table;
2) set up overhead transmission line fault tree analysis model according to the failure mode analysis (FMA) table;
When 3) professional and technical personnel observes the overhead transmission line fault at line walking and by on-Line Monitor Device, according to step 2) in the overhead transmission line fault tree analysis model the set up reason that finds fault mode that this fault takes place and fault to take place fast;
4) the failure mode analysis (FMA) table of setting up the output of the fault mode that draws according to overhead transmission line fault tree analysis model analysis finding step 1 as a result) is formulated the trouble hunting strategy;
5) according to trouble hunting policy development overhead transmission line trouble hunting list.
2. the overhead transmission line trouble hunting method set up of fault mode according to claim 1 and fault tree is characterized in that above-mentioned steps 1) in the method for building up of overhead transmission line failure mode analysis (FMA) table comprise the steps:
1) functional definition becomes following eight line units according to overhead transmission line: basis, shaft tower, lead wire and earth wire, insulator chain, gold utensil, earthing device, attached setting and channel environment;
2) analyze its fault mode respectively for each line unit, their fault mode is made up of the following aspects respectively: failure cause, fault effects and maintenance measures;
3) form overhead transmission line failure mode analysis (FMA) table then.
3. the overhead transmission line trouble hunting method of setting up based on fault mode and fault tree according to claim 2 is characterized in that the fault mode of above-mentioned base unit includes following several aspect: surface of base damage, foundation settlement, distaff corrosion, basic bank protection and flood control installation damage, surface of base fetches earth in the metal basis corrosion, foundation to protect scope, the anticollision facility damages and basic column floods.
4. the overhead transmission line trouble hunting method of setting up based on fault mode and fault tree according to claim 1, it is characterized in that above-mentioned steps 2) in the method for building up of overhead transmission line fault tree analysis model be: according to the overhead transmission line failure mode analysis (FMA) table that forms, at each line unit, each fault mode is set up the fault tree analysis table.
5. the overhead transmission line trouble hunting method of setting up based on fault mode and fault tree according to claim 1, it is characterized in that above-mentioned fault tree analysis model is the effective means of valuator device reliability and security, the failure mode analysis (FMA) table is that the fault mode of system and influence are carried out qualitative analysis.
6. the overhead transmission line trouble hunting method of setting up based on fault mode and fault tree according to claim 1, it is characterized in that above-mentioned fault tree analysis model then is to make up one earlier to embody causal downtree structure between fault, the line unit and the reason that find fault to take place are then thus removed to formulate the maintenance strategy and are generated the maintenance list by the failure mode analysis (FMA) table of having set up again.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016188279A1 (en) * | 2015-05-25 | 2016-12-01 | 阿里巴巴集团控股有限公司 | Generating method and device for fault spectra, and detecting method and device based on fault spectra |
| CN108268487A (en) * | 2016-12-30 | 2018-07-10 | 河南辉煌软件有限公司 | A kind of fault detection method of Natural Railway Disasters and foreign body intrusion detecting system |
| CN108876057A (en) * | 2018-07-24 | 2018-11-23 | 合肥阳光新能源科技有限公司 | A kind of failure prediction method of micro-capacitance sensor, device and electronic equipment |
| WO2019141144A1 (en) * | 2018-01-17 | 2019-07-25 | 华为技术有限公司 | Method and apparatus for determining network failure |
| CN110929895A (en) * | 2019-11-26 | 2020-03-27 | 西北工业大学 | Reverse reliability-centered maintenance analysis method based on faults |
| CN114136354A (en) * | 2021-09-28 | 2022-03-04 | 国网山东省电力公司营销服务中心(计量中心) | Fault diagnosis method and system for platform area measurement equipment based on positioning analysis |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016188279A1 (en) * | 2015-05-25 | 2016-12-01 | 阿里巴巴集团控股有限公司 | Generating method and device for fault spectra, and detecting method and device based on fault spectra |
| CN108268487A (en) * | 2016-12-30 | 2018-07-10 | 河南辉煌软件有限公司 | A kind of fault detection method of Natural Railway Disasters and foreign body intrusion detecting system |
| WO2019141144A1 (en) * | 2018-01-17 | 2019-07-25 | 华为技术有限公司 | Method and apparatus for determining network failure |
| CN108876057A (en) * | 2018-07-24 | 2018-11-23 | 合肥阳光新能源科技有限公司 | A kind of failure prediction method of micro-capacitance sensor, device and electronic equipment |
| CN110929895A (en) * | 2019-11-26 | 2020-03-27 | 西北工业大学 | Reverse reliability-centered maintenance analysis method based on faults |
| CN114136354A (en) * | 2021-09-28 | 2022-03-04 | 国网山东省电力公司营销服务中心(计量中心) | Fault diagnosis method and system for platform area measurement equipment based on positioning analysis |
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