CN104076222A - System for evaluating state of electric transmission and transformation equipment based on tree topological structure - Google Patents
System for evaluating state of electric transmission and transformation equipment based on tree topological structure Download PDFInfo
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- CN104076222A CN104076222A CN201410326244.9A CN201410326244A CN104076222A CN 104076222 A CN104076222 A CN 104076222A CN 201410326244 A CN201410326244 A CN 201410326244A CN 104076222 A CN104076222 A CN 104076222A
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Abstract
The invention relates to technology for evaluating the state of electric transmission and transformation equipment, in particular to a system for evaluating the state of the electric transmission and transformation equipment based on a tree topological structure. The system solves the problem that at present, no system for evaluating the operating state of the electric transmission and transformation equipment in real time and making overhaul decisions according to the evaluation result is available. The system for evaluating the state of the electric transmission and transformation equipment based on the tree topological structure comprises a lightning locator, an overhead line temperature detector, an insulator dirt detector, a transformer oil detector, an electric energy quality detector, a transformer neutral point current detector, a data processing module, an online early warning module, an intelligent diagnosis module, a state evaluation module, a risk prediction module and an overhaul decision making module. The lightning locator, the overhead line temperature detector, the insulator dirt detector, the transformer oil detector, the electric energy quality detector and the transformer neutral point current detector jointly form branches of the tree topological structure. The system is suitable for power grids.
Description
Technical field
The present invention relates to power transmission and transformation equipment state assessment technique, specifically a kind of power transmission and transformation equipment state evaluation system based on tree topology.
Background technology
Power transmission and transforming equipment in electrical network can approach or exceed former designed life, access arrangement aging period progressively thus after long-term use.Once and power transmission and transforming equipment access arrangement aging period just can directly affect the reliability of operation of power networks, has a strong impact on thus the safety and stability of power supply.Therefore,, in order to ensure the safety and stability of power supply, be necessary the running status of power transmission and transforming equipment to carry out Real-Time Evaluation, and make maintenance decision according to evaluation result.In other words, a kind ofly can carry out Real-Time Evaluation and make the system of maintenance decision according to evaluation result the running status of power transmission and transforming equipment if can invent, can effectively ensure the safety and stability of power supply.But there is no at present so a kind of system.
Summary of the invention
The present invention a kind ofly can to carry out Real-Time Evaluation and make the problem of the system of maintenance decision according to evaluation result the running status of power transmission and transforming equipment in order to solve to there is no at present, and a kind of power transmission and transformation equipment state evaluation system based on tree topology is provided.
The present invention adopts following technical scheme to realize: the power transmission and transformation equipment state evaluation system based on tree topology, comprises thunder and lightning orientator, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument, data processing module, online warning module, intelligent diagnostics module, state evaluation module, risk profile module, maintenance decision module; Wherein, the number of data processing module is three; Thunder and lightning orientator, pole line temperature monitor are all connected with first data processing module; Insulator contamination detector, transformer oil detector are all connected with second data processing module; Power Quality Detection instrument, transformer neutral point current detecting instrument are all connected with the 3rd data processing module; First data processing module is connected with second data processing module; Second data processing module is connected with the 3rd data processing module; Thunder and lightning orientator, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument form the branch of tree topology jointly; Three data processing modules form the trunk of tree topology jointly; The 3rd data processing module is connected with online warning module and intelligent diagnostics module respectively; Intelligent diagnostics module is connected with state evaluation module; State evaluation module is connected with risk profile module and maintenance decision module respectively.
When work, thunder and lightning orientator detects the thunder and lightning position of Power Transformer in Field in real time, and by testing result real-time Transmission to first data processing module.The temperature value of the real-time testing stand ceases to be busy of pole line temperature monitor, and by testing result real-time Transmission to first data processing module.First data processing module is processed in real time to the testing result receiving, and by testing result real-time Transmission to the second data processing module after treatment.The filthy degree value of insulator contamination detector Real-Time Monitoring insulator, and by testing result real-time Transmission to the second data processing module.Transformer oil detector detects the indices (comprising gas composition content, water soluble acid, condensation point, specific insulation in outward appearance, color, moisture, acid number, oxidation stability, voltage breakdown, dielectric dissipation factor, interfacial tension, greasy filth, flash-point, oil) of the transformer oil of power transformer in real time, and by testing result real-time Transmission to the second data processing module.Second data processing module processed in real time to the testing result receiving, and by three data processing modules of testing result real-time Transmission to the after treatment.Power Quality Detection instrument detects the indices (comprising harmonic wave, fluctuation and flickering between mains frequency, voltage deviation, imbalance of three-phase voltage, utility network harmonic wave, utility network) of the quality of power supply in real time, and by three data processing modules of testing result real-time Transmission to the.Transformer neutral point current detecting instrument detects the current value of the neutral point of power transformer in real time, and by three data processing modules of testing result real-time Transmission to the.The 3rd data processing module processed in real time to the testing result receiving, and by extremely online testing result real-time Transmission after treatment warning module and intelligent diagnostics module.Online warning module carries out real-time early warning according to the testing result receiving.Intelligent diagnostics module is carried out real-time diagnosis to the testing result receiving, and by diagnostic result real-time Transmission to state evaluation module.State evaluation module is according to the running status of the diagnostic result Real-Time Evaluation power transmission and transforming equipment that receives, and by evaluation result real-time Transmission to risk profile module and maintenance decision module.Risk profile module is according to the potential risk of the evaluation result real-time estimate power transmission and transforming equipment receiving.Maintenance decision module is made maintenance decision in real time according to the evaluation result receiving.
Based on said process, power transmission and transformation equipment state evaluation system based on tree topology of the present invention adopts thunder and lightning orientator on the one hand, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument, data processing module has formed tree topology, and by utilizing tree topology to be easy to expand, the easier advantage of fault isolation, realize the multinomial service data of power transmission and transforming equipment has been detected in real time, adopt on the other hand online warning module, intelligent diagnostics module, state evaluation module, risk profile module, maintenance decision module, realize the running status of power transmission and transforming equipment has been carried out to Real-Time Evaluation, and make maintenance decision according to evaluation result.Therefore, power transmission and transformation equipment state evaluation system based on tree topology of the present invention is by adopting brand new, efficiently solve to there is no at present and a kind ofly can carry out Real-Time Evaluation and make the problem of the system of maintenance decision according to evaluation result the running status of power transmission and transforming equipment, effectively ensure thus the reliability of operation of power networks, thereby effectively ensured the safety and stability of power supply.
The present invention efficiently solves to there is no at present and a kind ofly can carry out Real-Time Evaluation and make the problem of the system of maintenance decision according to evaluation result the running status of power transmission and transforming equipment, is applicable to electrical network.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Embodiment
Power transmission and transformation equipment state evaluation system based on tree topology, comprises thunder and lightning orientator, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument, data processing module, online warning module, intelligent diagnostics module, state evaluation module, risk profile module, maintenance decision module; Wherein, the number of data processing module is three; Thunder and lightning orientator, pole line temperature monitor are all connected with first data processing module; Insulator contamination detector, transformer oil detector are all connected with second data processing module; Power Quality Detection instrument, transformer neutral point current detecting instrument are all connected with the 3rd data processing module; First data processing module is connected with second data processing module; Second data processing module is connected with the 3rd data processing module; Thunder and lightning orientator, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument form the branch of tree topology jointly; Three data processing modules form the trunk of tree topology jointly; The 3rd data processing module is connected with online warning module and intelligent diagnostics module respectively; Intelligent diagnostics module is connected with state evaluation module; State evaluation module is connected with risk profile module and maintenance decision module respectively.
When concrete enforcement, described thunder and lightning orientator is HB403-DDW1 type thunder and lightning orientator; Described pole line temperature monitor is RAYNGER3i type pole line temperature monitor; Described insulator contamination detector is BY2010 type insulator contamination detector; Described transformer oil detector is GC-9890BD type transformer oil detector; Described Power Quality Detection instrument is GDDN-2000B type Power Quality Detection instrument; Described transformer neutral point current detecting instrument is CD5010 type transformer neutral point current detecting instrument.
Claims (2)
1. the power transmission and transformation equipment state evaluation system based on tree topology, is characterized in that: comprise thunder and lightning orientator, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument, data processing module, online warning module, intelligent diagnostics module, state evaluation module, risk profile module, maintenance decision module; Wherein, the number of data processing module is three; Thunder and lightning orientator, pole line temperature monitor are all connected with first data processing module; Insulator contamination detector, transformer oil detector are all connected with second data processing module; Power Quality Detection instrument, transformer neutral point current detecting instrument are all connected with the 3rd data processing module; First data processing module is connected with second data processing module; Second data processing module is connected with the 3rd data processing module; Thunder and lightning orientator, pole line temperature monitor, insulator contamination detector, transformer oil detector, Power Quality Detection instrument, transformer neutral point current detecting instrument form the branch of tree topology jointly; Three data processing modules form the trunk of tree topology jointly; The 3rd data processing module is connected with online warning module and intelligent diagnostics module respectively; Intelligent diagnostics module is connected with state evaluation module; State evaluation module is connected with risk profile module and maintenance decision module respectively.
2. the power transmission and transformation equipment state evaluation system based on tree topology according to claim 1, is characterized in that: described thunder and lightning orientator is HB403-DDW1 type thunder and lightning orientator; Described pole line temperature monitor is RAYNGER3i type pole line temperature monitor; Described insulator contamination detector is BY2010 type insulator contamination detector; Described transformer oil detector is GC-9890BD type transformer oil detector; Described Power Quality Detection instrument is GDDN-2000B type Power Quality Detection instrument; Described transformer neutral point current detecting instrument is CD5010 type transformer neutral point current detecting instrument.
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| CN201410326244.9A CN104076222B (en) | 2014-07-10 | 2014-07-10 | Power transmission and transformation equipment state based on tree topology evaluates system |
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| CN201410326244.9A CN104076222B (en) | 2014-07-10 | 2014-07-10 | Power transmission and transformation equipment state based on tree topology evaluates system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911439A (en) * | 2016-04-15 | 2016-08-31 | 国网河南省电力公司济源供电公司 | Integrated diagnosis and analysis system for external insulation unit |
| CN106503908A (en) * | 2016-10-26 | 2017-03-15 | 南方电网科学研究院有限责任公司 | A kind of converting equipment running quality evaluation method |
Citations (3)
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| CN103124105A (en) * | 2012-03-27 | 2013-05-29 | 湖南大学 | Wireless intelligent sensor network system for monitoring states of intelligent substation devices |
| CN103513139A (en) * | 2013-10-16 | 2014-01-15 | 王丽华 | Power transformer fault intelligent diagnosis technology, method and device |
| CN103559648A (en) * | 2013-10-30 | 2014-02-05 | 国家电网公司 | Grid equipment state inspection and evaluation training system |
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2014
- 2014-07-10 CN CN201410326244.9A patent/CN104076222B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103124105A (en) * | 2012-03-27 | 2013-05-29 | 湖南大学 | Wireless intelligent sensor network system for monitoring states of intelligent substation devices |
| CN103513139A (en) * | 2013-10-16 | 2014-01-15 | 王丽华 | Power transformer fault intelligent diagnosis technology, method and device |
| CN103559648A (en) * | 2013-10-30 | 2014-02-05 | 国家电网公司 | Grid equipment state inspection and evaluation training system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911439A (en) * | 2016-04-15 | 2016-08-31 | 国网河南省电力公司济源供电公司 | Integrated diagnosis and analysis system for external insulation unit |
| CN106503908A (en) * | 2016-10-26 | 2017-03-15 | 南方电网科学研究院有限责任公司 | A kind of converting equipment running quality evaluation method |
| CN106503908B (en) * | 2016-10-26 | 2020-04-17 | 南方电网科学研究院有限责任公司 | Method for evaluating operation quality of power transformation equipment |
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| CN104076222B (en) | 2017-01-04 |
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