CN105974266A - Fault positioning system and method for long distribution network line - Google Patents
Fault positioning system and method for long distribution network line Download PDFInfo
- Publication number
- CN105974266A CN105974266A CN201610359383.0A CN201610359383A CN105974266A CN 105974266 A CN105974266 A CN 105974266A CN 201610359383 A CN201610359383 A CN 201610359383A CN 105974266 A CN105974266 A CN 105974266A
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- fault
- outfan
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- microprocessor
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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
-
- 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
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
Abstract
The invention discloses a fault positioning system for a long distribution network line. The system is composed of a solar cell panel, a satellite positioning chip and a fault detection device. The output terminals of the fault detection device and the satellite positioning chip are connected with an input terminal of a microprocessor electrically; the microprocessor and a GPRS communication module are in bidirectional signal connection; and the GPRS communication module is in bidirectional signal connection with a cloud server and a mobile hand-held terminal. In addition, the invention also provides a fault positioning method for a long distribution network line. The method comprises: S1, carrying out equipment installation; S2, carrying detection starting; S3, carrying out positioning further; S4, calculating fault point information; and S5, carrying out precise artificial positioning. With the system and method, time for searching for a fault point by the maintenance staff can be reduced effectively; the maintenance efficiency is improved; the labor intensity is reduced; and the influence on power usage by users by any fault is reduced to the greatest extent. Moreover, the fault point positioning method having advantages of simpleness and precise positioning is worthy to be popularized and used.
Description
Technical field
The present invention relates to fault location field, a kind of long distribution line fault location system and method.
Background technology
The existing device for detecting distribution line failure position, owing to not using satellite fix chip, therefore location can be caused inaccurate, the precision of impact location, if positioning precision is relatively low, the labor intensity of attendant can be increased, need the more time to look for trouble point, being unable to the very first time keeps in repair, and this normal electricity consumption resulting in user can be affected.
Summary of the invention
It is an object of the invention to provide a kind of long distribution line fault location system and method, with the problem solving to propose in above-mentioned background technology.
nullFor achieving the above object，The present invention provides following technical scheme: a kind of long distribution line fault location system，Including solar panel、Satellite fix chip and failure detector，The outfan of solar panel is electrically connected with the input of accumulator，The outfan of described accumulator is electrically connected with the input of inverter，The outfan of described inverter is electrically connected with the input of power management module，The outfan of described power management module is electrically connected with the input of microprocessor，The outfan of described microprocessor is electrically connected with the input of starter，The outfan of described starter is electrically connected with the input of failure detector，Described failure detector、The outfan of satellite fix chip is all electrically connected with the input of microprocessor，The outfan of described microprocessor is electrically connected with the input of warning devices，Described microprocessor is connected with GPRS communication module two-way signaling，Described GPRS communication module respectively with cloud server、Mobile handheld terminal two-way signaling connects，Described cloud server is connected with tower bar parameter database two-way signaling，The input of described mobile handheld terminal is electrically connected with transmission module in data.
Preferably, described failure detector includes impulse starter and pulse detecting equipment, described impulse starter is the input of failure detector, the outfan of described impulse starter is connected with the input end signal of pulse detecting equipment, the outfan of described pulse detecting equipment is the outfan of failure detector, and described failure detector is electrically connected to distribution line.
Preferably, described satellite fix chip is GPS positioning chip or Big Dipper positioning chip.
Preferably, described warning devices uses flash lamp.
A kind of long distribution line Fault Locating Method, comprises the following steps:
S1: equipment is installed, and is installed on every tower bar at failure detector, and is connected on distribution line, corresponding with pulse detecting equipment for impulse starter by system start-up；
S2: start detection, when distribution line breaks down, by handheld terminal emissioning controling signal, it is transferred to microprocessor, microprocessor controls starter and is opened by failure detector, thus unbalanced pulse discharger, it is received by the pulse detecting equipment device installed on other tower bars, the most adjacent tower bar is not detected by pulse signal, just can determine that and occur in that fault between two tower bars of correspondence, the positional information of the satellite fix chip collection of the two tower bar is all uploaded to microprocessor, and is transferred to cloud server；
S3: position further, the positional information received by cloud server, and the data transferred in tower bar parameter database are comprehensively analyzed, the localization of faults；
S4: calculate trouble point information, the circuit accidental data that fault produces is transferred to server end by GPRS communication module, server is by the fault current received and voltage, calculate the trouble point resistance to fault detector, and then the distance of trouble point and fault detector is calculated according to impedance ratio, in conjunction with the position of fault detector, orienting trouble point, the fault location information calculated is pushed to the mobile phone terminal of attendant by server.
S5: be accurately positioned manually, in attendant to the certain limit of fault in-situ, finds concrete tower bar position, and overhauls, say that trouble point sends back server after having overhauled, and the self-calibrating for server provides data support.
nullCompared with prior art，The invention has the beneficial effects as follows: by adding satellite fix chip，Accurately each fault detector can be positioned，And be transferred to positional information in fault detector parameter database store，In case calling，By adding failure detector，The transmission of electricity situation of fault detector place circuit can be detected，When fault being detected，By GPRS communication module by the transmitting fault information of trouble point to cloud server，By the calculating of Cloud Server，The positional information of trouble point is pushed to and mobile handheld terminal，Attendant can position accurately according to the information that transmission is returned，The present invention can effectively reduce the time of attendant's trouble-shooting point，Improve the efficiency safeguarded，Reduce labor intensity，Reduce the fault impact on user power utilization to greatest extent，The fault point positioning method of the present invention is simple，Accurate positioning，It is worth of widely use.
Accompanying drawing explanation
Fig. 1 is principle of the invention block diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Refer to Fig. 1, the present invention provides a kind of technical scheme: a kind of long distribution line fault location system, including solar panel, satellite fix chip and failure detector, the outfan of solar panel is electrically connected with the input of accumulator, the outfan of accumulator is electrically connected with the input of inverter, the outfan of inverter is electrically connected with the input of power management module, and the outfan of power management module is electrically connected with the input of microprocessor.
The outfan of microprocessor is electrically connected with the input of starter, the outfan of starter is electrically connected with the input of failure detector, failure detector, the outfan of satellite fix chip are all electrically connected with the input of microprocessor, the outfan of microprocessor is electrically connected with the input of warning devices, satellite fix chip is GPS positioning chip or Big Dipper positioning chip, and warning devices uses flash lamp.
Microprocessor is connected with GPRS communication module two-way signaling, GPRS communication module is connected with cloud server, mobile handheld terminal two-way signaling respectively, cloud server is connected with tower bar parameter database two-way signaling, and the input of mobile handheld terminal is electrically connected with transmission module in data.
Failure detector includes impulse starter and pulse detecting equipment, impulse starter is the input of failure detector, the outfan of impulse starter is connected with the input end signal of pulse detecting equipment, the outfan of pulse detecting equipment is the outfan of failure detector, and failure detector is electrically connected to distribution line.
A kind of long distribution line Fault Locating Method, comprises the following steps:
S1: equipment is installed, and is installed on every tower bar at failure detector, and is connected on distribution line, corresponding with pulse detecting equipment for impulse starter by system start-up；
S2: start detection, when distribution line breaks down, by handheld terminal emissioning controling signal, it is transferred to microprocessor, microprocessor controls starter and is opened by failure detector, thus unbalanced pulse discharger, it is received by the pulse detecting equipment device installed on other tower bars, the most adjacent tower bar is not detected by pulse signal, just can determine that and occur in that fault between two tower bars of correspondence, the positional information of the satellite fix chip collection of the two tower bar is all uploaded to microprocessor, and is transferred to cloud server；
S3: position further, the positional information received by cloud server, and the data transferred in tower bar parameter database are comprehensively analyzed, the localization of faults；
S4: calculate trouble point information, the circuit accidental data that fault produces is transferred to server end by GPRS communication module, server is by the fault current received and voltage, calculate the trouble point resistance to fault detector, and then the distance of trouble point and fault detector is calculated according to impedance ratio, in conjunction with the position of fault detector, orienting trouble point, the fault location information calculated is pushed to the mobile phone terminal of attendant by server.
S5: be accurately positioned manually, in attendant to the certain limit of fault in-situ, finds concrete tower bar position, and overhauls, say that trouble point sends back server after having overhauled, and the self-calibrating for server provides data support.
The positioning system structure of the present invention is simple, stable performance, and the localization method of the present invention is succinct, easily implements, is worth of widely use.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can carry out multiple change without departing from the principles and spirit of the present invention, revise, replace and modification, the scope of the present invention be defined by the appended
。
Claims (5)
- null1. one kind long distribution line fault location system，Including solar panel、Satellite fix chip and failure detector，The outfan of solar panel is electrically connected with the input of accumulator，The outfan of described accumulator is electrically connected with the input of inverter，The outfan of described inverter is electrically connected with the input of power management module，The outfan of described power management module is electrically connected with the input of microprocessor，It is characterized in that: the outfan of described microprocessor is electrically connected with the input of starter，The outfan of described starter is electrically connected with the input of failure detector，Described failure detector、The outfan of satellite fix chip is all electrically connected with the input of microprocessor，The outfan of described microprocessor is electrically connected with the input of warning devices，Described microprocessor is connected with GPRS communication module two-way signaling，Described GPRS communication module respectively with cloud server、Mobile handheld terminal two-way signaling connects，Described cloud server is connected with tower bar parameter database two-way signaling，The input of described mobile handheld terminal is electrically connected with transmission module in data.
- One the most according to claim 1 long distribution line fault location system, it is characterized in that: described failure detector includes impulse starter and pulse detecting equipment, described impulse starter is the input of failure detector, the outfan of described impulse starter is connected with the input end signal of pulse detecting equipment, the outfan of described pulse detecting equipment is the outfan of failure detector, and described failure detector is electrically connected to distribution line.
- One the most according to claim 1 long distribution line fault location system, it is characterised in that: described satellite fix chip is GPS positioning chip or Big Dipper positioning chip.
- One the most according to claim 1 long distribution line fault location system, it is characterised in that: described warning devices uses flash lamp.
- 5. a long distribution line Fault Locating Method according to claim 1, it is characterised in that comprise the following steps:S1: equipment is installed, and is installed on every tower bar at failure detector, and is connected on distribution line, corresponding with pulse detecting equipment for impulse starter by system start-up；S2: start detection, when distribution line breaks down, by handheld terminal emissioning controling signal, it is transferred to microprocessor, microprocessor controls starter and is opened by failure detector, thus unbalanced pulse discharger, it is received by the pulse detecting equipment device installed on other tower bars, the most adjacent tower bar is not detected by pulse signal, just can determine that and occur in that fault between two tower bars of correspondence, the positional information of the satellite fix chip collection of the two tower bar is all uploaded to microprocessor, and is transferred to cloud server；S3: position further, the positional information received by cloud server, and the data transferred in tower bar parameter database are comprehensively analyzed, the localization of faults；S4: calculate trouble point information, the circuit accidental data that fault produces is transferred to server end by GPRS communication module, server is by the fault current received and voltage, calculate the trouble point resistance to fault detector, and then the distance of trouble point and fault detector is calculated according to impedance ratio, in conjunction with the position of fault detector, orienting trouble point, the fault location information calculated is pushed to the mobile phone terminal of attendant by server；S5: be accurately positioned manually, in attendant to the certain limit of fault in-situ, finds concrete tower bar position, and overhauls, say that trouble point sends back server after having overhauled, and the self-calibrating for server provides data support.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610359383.0A CN105974266A (en) | 2016-05-27 | 2016-05-27 | Fault positioning system and method for long distribution network line |
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| CN201610359383.0A CN105974266A (en) | 2016-05-27 | 2016-05-27 | Fault positioning system and method for long distribution network line |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771883A (en) * | 2017-01-22 | 2017-05-31 | 中国电力科学研究院 | A kind of multi-source information distribution fault localization method and system based on cloud |
| CN107290629A (en) * | 2017-07-12 | 2017-10-24 | 国网青海省电力公司海南供电公司 | A kind of 10KV low-voltage networks Earth design method |
| CN114325229A (en) * | 2021-12-27 | 2022-04-12 | 深圳供电局有限公司 | Beidou-based power transmission line fault point positioning method and system |
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