CN109375064A - Fault location system and method based on transient state recording type fault detector - Google Patents
Fault location system and method based on transient state recording type fault detector Download PDFInfo
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- CN109375064A CN109375064A CN201811453025.1A CN201811453025A CN109375064A CN 109375064 A CN109375064 A CN 109375064A CN 201811453025 A CN201811453025 A CN 201811453025A CN 109375064 A CN109375064 A CN 109375064A
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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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The invention discloses a kind of fault location systems and method based on transient state recording type fault detector, belong to fault location field, including foreground web system, backstage main station system, data acquisition communication terminal and the fault detector being installed on route；The fault detector carries out recording to route current state, its own attribute information and relevant action information are sent to data acquisition communication terminal, fault message is sent to backstage main station system again by data acquisition communication terminal, after backstage main station system receives fault detector movement by Internet, it obtains related data and carries out data interaction, ultimately generate fault location region and show in web system.Quickly positioning failure point can occur for the present invention, reduce the malfunction elimination time of tour personnel, have a power failure to avoid long-time and occur and promoted operation of power networks reliability.
Description
Technical field
The present invention relates to fault location fields, the fault location system specially based on transient state recording type fault detector and
Method.
Background technique
At present in power industry, field of power distribution influences vulnerable to external environment and generates unpredictable failure, wherein
It both include the natural environments hidden danger such as heavy snow, heavy rain, mud-rock flow, also the external force such as foreign body intrusion are destroyed.So real in field of power distribution
It now effectively monitors in real time, accurately extremely important.In traditional distribution line monitoring system, it is fixed to be primarily present line fault
Position difficulty, malfunction monitoring technology existing defects and failure cause are difficult to the problems such as tracing to the source, it is difficult to it is high-precision to meet user's high efficiency
The demand of degree.
Summary of the invention
According to the above-mentioned deficiencies of the prior art, for the increasingly intelligentized demand of distribution line monitoring system, the present invention according to
It holds in the palm and proposes a kind of fault location system based on transient state recording type fault detector and side in transient state recording type fault detector
Method, which overcome failures in conventional monitoring systems to be difficult to the problem of positioning, and enables users to quickly navigate to failure generation point to solve
Certainly problem forms the new distribution line intelligent monitor system that can substitute artificial monitoring.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of based on transient state recording type indicating fault
The fault location system and method for device, including foreground web system, backstage main station system, data acquisition communication terminal and installation
In the fault detector on route；The fault detector to route current state carry out recording, by its own attribute information with
And relevant action information is sent to data acquisition communication terminal, it is main that fault message is sent to backstage again by data acquisition communication terminal
It stands system, backstage main station system is received after fault detector acts by Internet, is obtained related data and is simultaneously carried out data
Interaction ultimately generates fault location region and shows in web system.
As a preferred solution, inside each fault detector there is father and son's dependence and device numbering,
The information of affiliated route, main station system when receiving fault message, successively check upload message fault detector father node,
Grandparent node, child node and descendant nodes state, thus fault location.
As a preferred solution, the backstage main website is realized with data acquisition communication terminal by GPRS communication mode
Communication, data acquisition communication terminal carry out communication connection by radio communication mode and fault detector.
As a preferred solution, main station system is by fault detector state, free state and downstream condition in inquiry,
Judge fault location, the upstream includes the father node of fault detector, grandparent node, and the downstream includes child node, descendants
Node.
Judging the localization method of abort situation, specific step is as follows:
(1) whether the up stream failure indication and downstream fault indicator for first determining whether current failure indicator are in same
On route, if entering step (2) in same route, (3) are otherwise entered step；
(2) state for judging current failure indicator up stream failure indication and downstream fault indicator, when event downstream
When barrier indicator status is normal, up stream failure indication state is fault cues, can determine that its localization of fault in current failure
Between indicator and downstream fault indicator, otherwise continue the child node for judging current failure indicator, if it exists child node, into
Enter step (1), otherwise enters step (5)；
(3) current failure indicator downstream node is in two different routes, detects downstream node state, if downstream indicates
Device state is all normal, then can determine whether that its localization of fault between current failure indicator and downstream fault indicator, otherwise will
Fault detector state is that the equipment of failure is added in queue, enters step (4)；
(4) the fault detector queue broken down in obtaining step (3), successively to the fault detector in queue into
Enter step (1) to be judged；
(5) judgement terminates, and fault point is the route after current indicator.
Beneficial effects of the present invention: using state recording type fault detector as technical backstopping, real-time monitoring line status works as line
When short circuit or ground fault occur for road, fault detector will carry out recording to route current state, and will be on fault status information
Data acquisition communication terminal is reached, fault message is sent to backstage main station system, main station system again by data acquisition communication terminal
Calculation processing is carried out to the message information received.There is father and son's dependences and equipment to compile inside each fault detector
Number, the information such as affiliated route, main station system successively checks the father's section for uploading message fault detector when receiving fault message
Point, grandparent node, child node and descendant nodes state, thus fault location.Quickly positioning failure point, drop can occur
The malfunction elimination time of low tour personnel has a power failure to avoid long-time and occurs and promoted operation of power networks reliability.
Detailed description of the invention
Fig. 1 is fault location system structure chart；
Fig. 2 is fault location system work flow diagram.
Specific embodiment
Embodiment 1:
It is a kind of described in the present embodiment that a kind of event based on transient state recording type fault detector is provided referring to Figure of description
Hinder positioning system and method, including foreground web system, backstage main station system, data acquisition communication terminal and is installed on route
On fault detector；The fault detector carries out recording to route current state, by its own attribute information and correlation
Action message is sent to data acquisition communication terminal, and fault message is sent to backstage system of main website again by data acquisition communication terminal
System after backstage main station system receives fault detector movement by Internet, obtains related data and simultaneously carries out data interaction,
It ultimately generates fault location region and shows in web system.
There is father and son's dependence and the information of device numbering, affiliated route, main websites inside each fault detector
System when receiving fault message, successively check upload the father node of message fault detector, grandparent node, child node and
Descendant nodes state, thus fault location.
The backstage main website is communicated with data acquisition communication terminal by the realization of GPRS communication mode, and data acquisition communication is eventually
End carries out communication connection by radio communication mode and fault detector.
Its working principle is that: when line failure, fault detector acts and leads to its action signal by radio frequency
Its own attribute information and relevant action information are sent to data acquisition communication terminal, data acquisition communication terminal by letter mode
It is transmitted it out to after information progress respective handling by GPRS communication module, backstage main station system passes through Internet and receives
It to after fault detector movement, obtains related data and carries out data interaction, ultimately generate fault location region and show in web
In system.
Therefore, in fault location system workflow, most critical the step of for backstage main website fault location strategy.
The present invention proposes that one kind is positioned (Positioning by Upstream and Downstream) by upper and lower free state
Strategy.Main station system by indicator status, inquire its father node, grandparent node (hereinafter referred to as upstream) and child node,
Descendant nodes (hereinafter referred to as downstream) state, the specific steps are as follows:
(1) whether the up stream failure indication and downstream fault indicator for first determining whether current failure indicator are in same
On route, if entering step (2) in same route, (3) are otherwise entered step；
(2) state for judging current failure indicator up stream failure indication and downstream fault indicator, when event downstream
When barrier indicator status is normal, up stream failure indication state is fault cues, can determine that its localization of fault in current failure
Between indicator and downstream fault indicator, otherwise continue the child node for judging current failure indicator, if it exists child node, into
Enter step (1), otherwise enters step (5)；
(3) current failure indicator downstream node is in two different routes, detects downstream node state, if downstream indicates
Device state is all normal, then can determine whether that its localization of fault between current failure indicator and downstream fault indicator, otherwise will
Fault detector state is that the equipment of failure is added in queue, enters step (4)；
(4) the fault detector queue broken down in obtaining step (3), successively to the fault detector in queue into
Enter step (1) to be judged；
(5) judgement terminates, and fault point is the route after current indicator.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (5)
1. a kind of fault location system and method based on transient state recording type fault detector, which is characterized in that including foreground web
System, backstage main station system, data acquisition communication terminal and the fault detector being installed on route；The fault detector
Recording is carried out to route current state, its own attribute information and relevant action information are sent to data acquisition communication eventually
Fault message is sent to backstage main station system again by end, data acquisition communication terminal, and backstage main station system is connect by Internet
It after receiving fault detector movement, obtains related data and carries out data interaction, ultimately generate fault location region and show
In web system.
2. a kind of fault location system and method based on transient state recording type fault detector according to claim 1,
It is characterized in that, there is father and son's dependence and the information of device numbering, affiliated route, main websites inside each fault detector
System when receiving fault message, successively check upload the father node of message fault detector, grandparent node, child node and
Descendant nodes state, thus fault location.
3. a kind of fault location system and method based on transient state recording type fault detector according to claim 1,
It is characterized in that, the backstage main website is communicated with data acquisition communication terminal by the realization of GPRS communication mode, data acquisition communication
Terminal carries out communication connection by radio communication mode and fault detector.
4. a kind of fault location system and side based on transient state recording type fault detector according to claim 1 or 2 or 3
Method, which is characterized in that main station system passes through fault detector state, and free state and downstream condition in inquiry judge fault location,
The upstream includes the father node of fault detector, grandparent node, and the downstream includes child node, descendant nodes.
5. a kind of fault location system and method based on transient state recording type fault detector according to claim 4,
It is characterized in that, judging fault location, specific step is as follows:
(1) whether the up stream failure indication and downstream fault indicator for first determining whether current failure indicator are in same route
On, if entering step (2) in same route, otherwise enter step (3)；
(2) state for judging current failure indicator up stream failure indication and downstream fault indicator, when failure refers to downstream
When showing that device state is normal, up stream failure indication state is fault cues, can determine that its localization of fault is indicated in current failure
Between device and downstream fault indicator, otherwise continue the child node for judging current failure indicator, if it exists child node, into step
Suddenly (1) otherwise enters step (5)；
(3) current failure indicator downstream node is in two different routes, downstream node state is detected, if downstream indicator shape
State is all normal, then can determine whether its localization of fault between current failure indicator and downstream fault indicator, otherwise by failure
Indicator status is that the equipment of failure is added in queue, enters step (4)；
(4) the fault detector queue broken down in obtaining step (3), successively enters step to the fault detector in queue
Suddenly (1) is judged；
(5) judgement terminates, and fault point is the route after current indicator.
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| CN201811453025.1A CN109375064A (en) | 2018-11-30 | 2018-11-30 | Fault location system and method based on transient state recording type fault detector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110174591A (en) * | 2019-05-24 | 2019-08-27 | 山东电工豪迈节能科技有限公司 | A kind of circuit test system and test fixture based on transient state recording type fault detector |
| CN110554282A (en) * | 2019-09-30 | 2019-12-10 | 智洋创新科技股份有限公司 | Fault type judging system and method based on transient recording type fault indicator |
| CN111398741A (en) * | 2020-06-03 | 2020-07-10 | 广东电网有限责任公司 | Online fault positioning system and method for power distribution network |
| CN113391161A (en) * | 2021-05-18 | 2021-09-14 | 国网浙江省电力有限公司兰溪市供电公司 | Distribution line fault point positioning method and system based on fault indicator |
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Cited By (5)
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| CN110174591A (en) * | 2019-05-24 | 2019-08-27 | 山东电工豪迈节能科技有限公司 | A kind of circuit test system and test fixture based on transient state recording type fault detector |
| CN110554282A (en) * | 2019-09-30 | 2019-12-10 | 智洋创新科技股份有限公司 | Fault type judging system and method based on transient recording type fault indicator |
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| CN113391161A (en) * | 2021-05-18 | 2021-09-14 | 国网浙江省电力有限公司兰溪市供电公司 | Distribution line fault point positioning method and system based on fault indicator |
| CN113391161B (en) * | 2021-05-18 | 2022-07-26 | 国网浙江省电力有限公司兰溪市供电公司 | Distribution line fault point positioning method and system based on fault indicator |
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Address after: 255000 Room 405, Block E, 135 Zhengdao Road, Zibo Development Zone, Shandong Province Applicant after: Zhiyang Innovation Technology Co., Ltd. Address before: 255086 Zibo high tech Zone, Shandong Road, No. 135, block E, Room 405 Applicant before: SHANDONG ZHIYANG ELECTRIC CO., LTD. |
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Application publication date: 20190222 |