CN201697992U - Extra-high voltage power transmission line one-phase grounding trip and lightning stroke positioning surveillance system - Google Patents
Extra-high voltage power transmission line one-phase grounding trip and lightning stroke positioning surveillance system Download PDFInfo
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- CN201697992U CN201697992U CN201020164380XU CN201020164380U CN201697992U CN 201697992 U CN201697992 U CN 201697992U CN 201020164380X U CN201020164380X U CN 201020164380XU CN 201020164380 U CN201020164380 U CN 201020164380U CN 201697992 U CN201697992 U CN 201697992U
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- high voltage
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- host computer
- clock
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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
Abstract
The utility model discloses an extra-high voltage power transmission line one-phase grounding trip and lightning stroke positioning surveillance system, which comprises an electromagnetic induction sensor, a clock, a memory, a host computer, a wireless communication module and power supply; wherein, a signal output end of the electromagnetic induction sensor is electrically connected with a signal input end of the host computer; a clock output end of the clock is electrically connected with a clock input end of the host computer; a power output end of the power supply is electrically connected with a power input end of the host computer; a data end of the memory is connected with a data end of the host computer; a communication control output end of the host computer is electrically connected with a communication control input end of the wireless communication module. When iron tower with the surveillance device is subjected to one-phase grounding trip or lightning stroke, the iron tower produces instantaneous strong current and the peripheral electromagnetic induction instantaneously produces strong change, the electromagnetic induction sensor outputs fault occurrence signal to the host computer and the host computer sends fault line mark and tower number in the first time, thereby realizing the timely and precise positioning of fault or lightning stroke position.
Description
Technical field
The present invention relates to extra high voltage network protection equipment, be specifically related to a kind of extra high voltage network single-phase earthing tripping operation and thunderbolt positioning monitoring system.
Background technology
The transmission line malfunction tripgear is in order to protect the electric common protective device of power equipment and user, and after unidirectional ground tripping takes place transmission line of electricity, search quickly and accurately, judges and also removes fault, often needs to spend a large amount of human and material resources.
Thunder and lightning has unpredictability, uncertainty; Though strengthened the transmission line of electricity lightning protection in the protection of the UHV (ultra-high voltage) sensing of prior art, it still can not avoid transmission line of lightning strike to cause power failure fully.Even do not cause power failure, when thunderbolt on aerial earth wire the time, aerial earth wire also may be subjected to great bodily injury, in case the workman can not in time find in the process of patrolling and examining, the aerial earth wire caused line tripping that breaks can take place in the course of time.
The fault positioning method for transmission line of prior art mainly contains three classes: unit faults recorder analysis method, impedance method and traveling wave method.The error of three kinds of methods is bigger, all more than 10 kms.In addition, the unit faults recorder analysis method can be subjected to the influence of system impedance and trouble spot transition impedance, causes the decline of fault localization precision; Impedance method is divided into single-ended method and both-end method, and there is the original reason error that can't eliminate in single-ended method, and both-end method calculated amount is big, equipment investment big, need extra synchronous and communication apparatus.
The utility model content
In view of this, in order to address the above problem, the utility model discloses a kind of extra high voltage network single-phase earthing tripping operation and thunderbolt positioning monitoring system, iron tower produces the phenomenon of moment heavy current when utilizing single-phase earthing tripping operation or thunderbolt, gather heavy current information and judge abnormality by electromagnetic induction, send fault ground circuit and tower number by wireless network or SMS notification at one time, when having solved tripping operation of extra high voltage network generation single-phase earthing and electric shock fault, can't accurately know the technical matters of abort situation the very first time.
The purpose of this utility model is achieved in that a kind of extra high voltage network single-phase earthing tripping operation and thunderbolt positioning monitoring system, comprises electromagnetic induction sensor, clock, storer, main frame, wireless communication module and power supply; Wherein, the signal output part of electromagnetic induction sensor is electrically connected with the signal input part of main frame; The output terminal of clock of clock is electrically connected with the input end of clock of main frame; The power output end of power supply is electrically connected with the power input of main frame; The data terminal of storer is connected with the data terminal of main frame; The Communication Control output terminal of main frame is electrically connected with the Communication Control input end of wireless communication module.
Further, also comprise reset circuit, the reseting controling end of described reset circuit is electrically connected with the reseting controling end of main frame;
Further, described electromagnetic sensor is to be wound with the sensor circuit that the electromagnetic induction coil parallel-series has non-essential resistance;
Further, described wireless communication module is gsm module or GPRS module or CDMA module;
Further, described storer is a SIM card;
Further, described power supply is a sun-generated electric power.
The beneficial effects of the utility model are: thus iron tower produces the moment heavy current and drives the principle that peripheral electromagnetic induction changes when utilizing single-phase earthing tripping operation or thunderbolt, just realize the collection of malfunction by simple electromagnetic induction sensor, simplified the device structure and the core algorithm of surveillance; Monitoring system is installed on every circuit iron towers at different levels place, and after breaking down, the very first time is sent faulty line and tower number, realized abort situation in time, accurate location.
Description of drawings
In order to make the purpose of this utility model, technical scheme and advantage clearer, the utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 shows tripping operation of extra high voltage network single-phase earthing and thunderbolt positioning monitoring system architecture;
Fig. 2 shows the electromagnetic induction sensor structure.
Embodiment
Below will describe in detail preferred embodiment of the present utility model.
Disclosed a kind of extra high voltage network single-phase earthing tripping operation of the utility model and thunderbolt positioning monitoring system comprise electromagnetic induction sensor 2, clock 3, storer 4, main frame 1, wireless communication module 5 and power supply 7; Wherein, the signal output part of electromagnetic induction sensor 2 is electrically connected with the signal input part of main frame 1; The output terminal of clock of clock 3 is electrically connected with the input end of clock of main frame 1; The power output end of power supply 7 is electrically connected with the power input of main frame 1; The data terminal of storer 4 is connected with the data terminal of main frame 1; The control output end of main frame 1 is electrically connected with the control input end of wireless communication module 5.
Also comprise reset circuit 6, the control end of described reset circuit 6 is electrically connected with the control end of main frame 1.
Storer 4 is a SIM card.
Wireless communication module 5 can be gsm module or GPRS module or CDMA module.
Power supply 7 can be sun-generated electric power.
Described electromagnetic induction sensor 2 is for being wound with the sensor circuit that electromagnetic induction coil 8 parallel-seriess have non-essential resistance 9.
Tripping operation of extra high voltage network single-phase earthing and thunderbolt positioning monitoring system are installed on the transmission line of electricity special sector iron tower 10 or all each basic iron tower 10 installations of circuit, for anti-install here stolen, the close aerial earth wire that setting height(from bottom) remains on iron tower 10 place of cranking arm.
Pylon No., the line identification at iron tower 10 places that the pre-stored surveillance is installed in the storer 4.
In the monitoring of 500KV ultra high-tension transmission line, iron tower 10 produces a big electric current and flows through when suffering single-phase earthing or thunderbolt, big variation also will take place in the magnetic field around it, and the magnetic flux in the electromagnetic induction coil 8 changes and produces an induction current opposite with its magnetic flux.
When faradic value at 15A and when above, sensor circuit converts this current signal to voltage signal by non-essential resistance 9 and outputs in the main frame 1, main frame 1 judges that current is single-phase to iron tower 10 ground connection or thunderbolt state, obtain the current time, obtain pylon No. and line identification from clock 3 from storer 4, main frame 1 outputs to wireless communication module 5 with single-phase to information such as iron tower 10 ground connection or thunderbolt time, pylon No., line identifications, and wireless communication module 5 sends notes to the mobile phone that receives base station or appointment.
This device mainly is used in the transmission line of electricity of iron tower 10, especially adapts to 220kV and above extra high voltage network.According to the situation of extra high voltage network conveying voltage swing and the on-the-spot magnetic flux change of actual installation, the control sensor circuit can be reset to the faradic threshold value that main frame 1 sends signal.
The above is only for the utility model that preferably is not limited to of the present utility model, and obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model the present invention.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (6)
1. an extra high voltage network single-phase earthing trips and thunderbolt positioning monitoring system, it is characterized in that: comprise electromagnetic induction sensor, clock, storer, main frame, wireless communication module and power supply; Wherein, the signal output part of electromagnetic induction sensor is electrically connected with the signal input part of main frame; The output terminal of clock of clock is electrically connected with the input end of clock of main frame; The power output end of power supply is electrically connected with the power input of main frame; The data terminal of storer is connected with the data terminal of main frame; The Communication Control output terminal of main frame is electrically connected with the Communication Control input end of wireless communication module.
2. a kind of extra high voltage network single-phase earthing tripping operation as claimed in claim 1 and thunderbolt positioning monitoring system, it is characterized in that: also comprise reset circuit, the reseting controling end of described reset circuit is electrically connected with the reseting controling end of main frame.
3. a kind of extra high voltage network single-phase earthing tripping operation as claimed in claim 2 and thunderbolt positioning monitoring system, it is characterized in that: described electromagnetic sensor is to be wound with the sensor circuit that the electromagnetic induction coil parallel-series has non-essential resistance.
4. a kind of extra high voltage network single-phase earthing tripping operation as claimed in claim 3 and thunderbolt positioning monitoring system, it is characterized in that: described wireless communication module is gsm module or GPRS module or CDMA module.
5. a kind of extra high voltage network single-phase earthing tripping operation as claimed in claim 4 and thunderbolt positioning monitoring system, it is characterized in that: described storer is a SIM card.
6. a kind of extra high voltage network single-phase earthing tripping operation as claimed in claim 5 and thunderbolt positioning monitoring system, it is characterized in that: described power supply is a sun-generated electric power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020164380XU CN201697992U (en) | 2010-04-20 | 2010-04-20 | Extra-high voltage power transmission line one-phase grounding trip and lightning stroke positioning surveillance system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020164380XU CN201697992U (en) | 2010-04-20 | 2010-04-20 | Extra-high voltage power transmission line one-phase grounding trip and lightning stroke positioning surveillance system |
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| Publication Number | Publication Date |
|---|---|
| CN201697992U true CN201697992U (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020164380XU Expired - Fee Related CN201697992U (en) | 2010-04-20 | 2010-04-20 | Extra-high voltage power transmission line one-phase grounding trip and lightning stroke positioning surveillance system |
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| CN (1) | CN201697992U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678259A (en) * | 2015-03-11 | 2015-06-03 | 浙江科畅电子有限公司 | Single-phase earth fault finding device |
| CN105067904A (en) * | 2015-07-17 | 2015-11-18 | 云南电力试验研究院(集团)有限公司 | Thunder early warning data evaluation method based on historic thunder positioning data and power grid trip-out data |
| CN106493734A (en) * | 2016-10-25 | 2017-03-15 | 云南电网有限责任公司电力科学研究院 | A kind of control system of Power Robot |
-
2010
- 2010-04-20 CN CN201020164380XU patent/CN201697992U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678259A (en) * | 2015-03-11 | 2015-06-03 | 浙江科畅电子有限公司 | Single-phase earth fault finding device |
| CN105067904A (en) * | 2015-07-17 | 2015-11-18 | 云南电力试验研究院(集团)有限公司 | Thunder early warning data evaluation method based on historic thunder positioning data and power grid trip-out data |
| CN105067904B (en) * | 2015-07-17 | 2018-02-02 | 云南电力试验研究院(集团)有限公司 | A kind of Lightning Warning data assessment method based on history lighting location data and power network Tripping data |
| CN106493734A (en) * | 2016-10-25 | 2017-03-15 | 云南电网有限责任公司电力科学研究院 | A kind of control system of Power Robot |
| CN106493734B (en) * | 2016-10-25 | 2018-12-07 | 云南电网有限责任公司电力科学研究院 | A kind of control system of Power Robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20120420 |