CN201886109U - Precise compartmental localization system for fault of high-voltage electric transmission line - Google Patents
Precise compartmental localization system for fault of high-voltage electric transmission line Download PDFInfo
- Publication number
- CN201886109U CN201886109U CN2010205576791U CN201020557679U CN201886109U CN 201886109 U CN201886109 U CN 201886109U CN 2010205576791 U CN2010205576791 U CN 2010205576791U CN 201020557679 U CN201020557679 U CN 201020557679U CN 201886109 U CN201886109 U CN 201886109U
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- fault
- power supply
- transmission line
- highway section
- supply lines
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- Y02B60/50—
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- Locating Faults (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to a precise compartmental localization system for fault of a high-voltage electric transmission line, which comprises at least two groups of fault detection units and localization servers, wherein each fault detection unit comprises three fault sensors arranged on a three-phase transmission line of each power supply line section, a data collector, a wireless transmission device and a power supply module are arranged at the end part of each power supply line section, the fault sensors of each power supply line section transmit fault signals to the data collectors of the located power supply line section through wireless transmission, and the data collectors transmit the fault signals to the localization servers through the wireless transmission devices. The precise compartmental localization system disclosed by the utility model has the benefit effects that when insulator strings of the high-voltage electric transmission line generate short circuit faults because of various reasons, the system can carry out accurate compartmental localization on a line pole tower with the short circuit accidents and remotely transmits the information to a monitoring center and a mobile phone of line personnel through wireless communication networks for recovering the power supply as soon as possible, the labor and the materials are saved, the loss caused by power failure is reduced, and the operation management level of the line and the power supply reliability are improved.
Description
Technical field:
The utility model belongs to the Automation of Electric Systems product, particularly relates to a kind of accurate subregion positioning system of bilateral power supply ultra-high-tension power transmission line fault that is used for.
Background technology:
Ultra-high-tension power transmission line is the main thoroughfare of trans-regional remote electric energy transmitting, and can ultra-high-tension power transmission line safe operation be directly connected to the power distribution and the system stability of nationwide integrated power grid.Therefore, in case high-tension line breaks down, can find the trouble spot in the very first time, find out failure cause exactly, in time recover to send, just seem particularly important, in recent years, the high-tension line fault is along with composite insulator, a large amount of employings of glass insulator have presented some new characteristics, the breakdown back of insulator spark tracking is not obvious, has brought new difficulty for the trouble spot searching work, therefore is necessary reason and lookup method that the high-tension line fault takes place are concluded, to improve the accuracy and the rapidity of troubleshooting, promote the safe operation of electrical network.
The utility model content:
In order to address the above problem, the purpose of this utility model provides a kind of accurate subregion positioning system of a kind of ultra-high-tension power transmission line fault that can determine the guilty culprit position of power circuit in time, accurately.
The technical solution of the utility model is: a kind of ultra-high-tension power transmission line fault is accurately distinguished positioning system, and this system comprises at least 2 group fault detection unit and location-servers;
In order to address the above problem, the purpose of this utility model provides wherein a kind of, fault detection unit is included in the fault sensor that is provided with respectively on the three-phase transmission line in each supply lines highway section, the data acquisition unit that is provided with in the end in each supply lines highway section, radio transmitting device and power module; The described fault sensor that is arranged on each supply lines highway section is sent to the fault-signal that collects by wireless transmission the data acquisition unit in supply lines highway section, place, data acquisition unit on described each supply lines highway section number is sent to location-server by radio transmitting device with failure message, and described location-server is determined abort situation by analyzing; Described power module provides power supply for described fault sensor, described data acquisition unit and described radio transmitting device.
Described location-server adopts computing machine.
Further, described power-supply system adopts power taking CT or battery.
The beneficial effects of the utility model are: owing to adopt technique scheme, when this system is short-circuited fault when the high-voltage transmission line insulator string because of a variety of causes, system can be in time carries out accurate subregion location to the overhead line structures of the accident of being short-circuited, can be in the very first time (30-60 second) with failure message by the teletransmission of wireless telecommunications net to Surveillance center and circuit full-time staff mobile phone, the maintainer need not step on tower and observes the insulator arc-over fault detector by base and just can determine abort situation in the subregion of determining, for reaching to restore electricity as early as possible, the line fault repairing wins the quality time, thereby save a large amount of manpower and materials, reduce the loss that has a power failure and caused, improve the operation and management level and the power supply reliability of circuit.
Description of drawings:
Fig. 1 is the structured flowchart of the accurate subregion positioning system of the utility model ultra-high-tension power transmission line fault.Fig. 2 is the circuit diagram of the accurate subregion positioning system of the utility model ultra-high-tension power transmission line fault.
Specific embodiments:
Below in conjunction with accompanying drawing the technical solution of the utility model is described further.
As shown in Figure 1 and Figure 2, the accurate subregion positioning system of a kind of ultra-high-tension power transmission line fault, this system comprises at least 2 group fault detection unit and location-servers; Wherein, fault detection unit is included in the fault sensor that is provided with respectively on the three-phase transmission line in each supply lines highway section, the data acquisition unit that is provided with in the end in each supply lines highway section, radio transmitting device and power module; The described fault sensor that is arranged on each supply lines highway section is sent to the fault-signal that collects by wireless transmission the data acquisition unit in supply lines highway section, place, data acquisition unit on described each supply lines highway section number is sent to location-server by radio transmitting device with failure message, and described location-server is determined abort situation by analyzing; Described power module provides power supply for described fault sensor, described data acquisition unit and described radio transmitting device.
Principle of work of the present utility model:
1.1 fault detection unit
The accurate subregion positioning system of fault is made up of the few 2 groups of fault detection units of as many as, and every group of 3 fault sensors are contained in respectively on 3 phase conductors.Fault detection unit generally can be installed in circuit transprovincially separation, each operation maintenance unit's separation and transformer station's outlet point, take place between two groups of fault detection units that insulator arc-over earth fault is alternate with the lead span, after relatively the fault, fault sensor sends to background management system to detected fault-signal by data acquisition unit, radio transmitting device, can rapidly, accurately determine the line fault section.
The fault detection unit major function:
● the wireless signal of the failure message modulation of reception failure detector emission also carries out demodulation;
● the signal after the demodulation is decrypted calculating and judges whether correct;
● failure message is sent to prepositive communication computer wirelessly;
● adopt little power consumption, high-performance microcontroller as signal processing unit, lead power taking+battery is as working power, power management module regular reporting power work state, and battery life can reach more than 10 years.
Location-server
● receive the fault detector testing result that the data forwarding station sends;
● to the information of the collecting processing of classifying;
● whether failure judgement information collects fully;
● failure message is deposited and shown;
● give the fault information data center with failure message and handle;
Can failure message be offered dispatching system by interface, carry out topology by the latter and calculate, thereby carry out localization of fault and alarm demonstration, and located in connection information is returned the fault information data center.
1) the failure detector testing result of sending here by LAN (Local Area Network) received communication front end processor; 2) failure message is write shared data bank according to database format, form mirror database simultaneously;
3) by interface and schedule information comprehensive application system exchange message.
The fault information data center of location-server is mainly passed through to collect, writes down, is handled the data that returned by the monitoring point by software and hardware structure, work such as logout, the data of carrying out fault are issued, alarm automatically, daily record editor.Realize following function:
1) on-the-spot logic figure or the GIS wiring diagram of editor, mark circuit, shaft tower and fault detector;
2) receive fault alarm information and the demonstration that the field failure indicator sends;
3) carry out the communication of mobile phone short message with the related personnel, comprise information such as notice, alarm;
4) consult the circuit historical data;
5) auxiliary managerial personnel finish the judgement of electric network fault, the management work such as editor of daily record;
6) data are printed.
Claims (3)
1. the accurate subregion positioning system of ultra-high-tension power transmission line fault is characterized in that this system comprises at least 2 group fault detection unit and location-servers; Wherein, fault detection unit is included in the fault sensor that is provided with respectively on the three-phase transmission line in each supply lines highway section, the data acquisition unit that is provided with in the end in each supply lines highway section, radio transmitting device and power module; The described fault sensor that is arranged on each supply lines highway section is sent to the fault-signal that collects by wireless transmission the data acquisition unit in supply lines highway section, place, data acquisition unit on described each supply lines highway section number is sent to location-server by radio transmitting device with failure message, and described location-server is determined abort situation by analyzing; Described power module provides power supply for described fault sensor, described data acquisition unit and described radio transmitting device.
2. according to the accurate subregion positioning system of the described ultra-high-tension power transmission line fault of claim 1, it is characterized in that described location-server adopts computing machine.
3. according to the accurate subregion positioning system of the described ultra-high-tension power transmission line fault of claim 1, it is characterized in that described power-supply system adopts power taking CT or battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205576791U CN201886109U (en) | 2010-10-12 | 2010-10-12 | Precise compartmental localization system for fault of high-voltage electric transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205576791U CN201886109U (en) | 2010-10-12 | 2010-10-12 | Precise compartmental localization system for fault of high-voltage electric transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201886109U true CN201886109U (en) | 2011-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205576791U Expired - Fee Related CN201886109U (en) | 2010-10-12 | 2010-10-12 | Precise compartmental localization system for fault of high-voltage electric transmission line |
Country Status (1)
| Country | Link |
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| CN (1) | CN201886109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113125897A (en) * | 2019-12-31 | 2021-07-16 | 中国石油化工股份有限公司 | Memory, overhead line single-phase earth fault detection method, system and equipment |
-
2010
- 2010-10-12 CN CN2010205576791U patent/CN201886109U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113125897A (en) * | 2019-12-31 | 2021-07-16 | 中国石油化工股份有限公司 | Memory, overhead line single-phase earth fault detection method, system and equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20191012 |
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| CF01 | Termination of patent right due to non-payment of annual fee |