CN105954649A - Distribution line fault positioning apparatus - Google Patents

Distribution line fault positioning apparatus Download PDF

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Publication number
CN105954649A
CN105954649A CN201610479347.8A CN201610479347A CN105954649A CN 105954649 A CN105954649 A CN 105954649A CN 201610479347 A CN201610479347 A CN 201610479347A CN 105954649 A CN105954649 A CN 105954649A
Authority
CN
China
Prior art keywords
signal
parts
unit
fault
wechat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610479347.8A
Other languages
Chinese (zh)
Inventor
刘洋
张传刚
李崇岩
候瑞臣
韩雨庭
李岩
陈书欣
吴忠明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jilin Xin Rui Electric Technology Co Ltd
State Grid Corp of China SGCC
State Grid Jilin Electric Power Corp
Original Assignee
Jilin Xin Rui Electric Technology Co Ltd
State Grid Corp of China SGCC
State Grid Jilin Electric Power Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jilin Xin Rui Electric Technology Co Ltd, State Grid Corp of China SGCC, State Grid Jilin Electric Power Corp filed Critical Jilin Xin Rui Electric Technology Co Ltd
Priority to CN201610479347.8A priority Critical patent/CN105954649A/en
Publication of CN105954649A publication Critical patent/CN105954649A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08Locating faults in cables, transmission lines, or networks
    • G01R31/081Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52Outage or fault management, e.g. fault detection or location

Abstract

The invention discloses a distribution line fault positioning apparatus and belongs to the technical field of distribution line fault inspection, for solving the problems of enormous manpower and material resources, long power failure time and severe waste existing in conventional distribution line fault positioning because fault points employ an inspection and power failure method. The apparatus comprises a signal acquisition unit, a signal measurement unit and a signal processing unit. The signal acquisition unit is used for fault detection and signal acquisition of a distribution line and sends acquired various current variable signals to the signal measurement unit; the signal measurement unit, after preliminarily determining the received various current variable signals, sends the signals to the signal processing unit; and the signal processing unit, according to the received signals sent by the acquisition unit and the measurement unit, analyzes and determines the fault points. According to the apparatus provided by the invention, through each acquisition measurement device installed on a line and a signal processing center, the fault points are automatically determined. The apparatus is convenient and simple to use and small in investment, reduces power failure time and can timely and accurately give an alarm of the line fault points.

Description

A kind of distribution line failure positioner
Technical field
The present invention relates to a kind of distribution line failure positioner, belong to distribution line failure inspection technical field.
Background technology
10KV distribution line is the transportion wire road of the distribution transformer from transformer station to user, has duplexure many, and circuit is long, and ambient conditions is complicated, the problem that various crossing eliminations are many.In recent years, various distribution lines are monitored, and along with computer technology, the appearance of network technology, urban distribution network circuit all occurs in that electrical power distribution automatization system, play an important role for analyzing distribution line failure.Electrical power distribution automatization system is mainly used in urban distribution network.And a large amount of rural line, particularly mountain route, when occurring in that ground connection, short trouble, or use and draw the method for power failure to judge piecemeal.Find that the circuit of fault uses make an inspection tour and draw power failure can only be gradually reduced fault section scope, need to put into a large amount of manpower and materials, cause power off time long, the impact of the problems such as waste is serious.
Summary of the invention
The present invention is to solve that existing distribution network failure fault point uses the method making an inspection tour and drawing power failure to exist and puts into a large amount of manpower and materials, cause power off time long, waste serious problem, reduce the impact caused that has a power failure, it is provided that the device of a kind of distribution line failure location.
Technical scheme is as follows:
A kind of distribution line failure positioner, is characterized in that, this device includes signal gathering unit, signal measurement unit and signal processing unit;
The various current variable signals collected, as distribution line failure detection and signals collecting, are sent to signal measurement unit by signal gathering unit;
After the various current variable signals received tentatively are judged by signal measurement unit, it is sent to signal processing unit;
Signal processing unit is analyzed failure judgement point according to receiving the signal that each collection measuring unit brings.
Described signal gathering unit includes A phase signals acquisition component, B phase signals acquisition component and C phase signals acquisition component;The signals collecting parts of each phase are installed on each mutually corresponding distribution line, measure the sudden change of each phase current and outage information, and are sent to the data of measurement gather measuring unit.
Described signal measurement unit includes fault detection terminal parts, solar panels parts, solar recharging parts, energy storage battery parts, wireless signal receiving antenna and wechat signaling component;A phase signals acquisition component in signal gathering unit, B phase signals acquisition component and the current information measured by C phase signals acquisition component are sent to fault detection terminal parts, solar panels parts receive after solar energy is converted into the signal of telecommunication and are charged energy storage battery parts through solar recharging parts, when not having the sun, energy storage battery parts externally supply electricity;Fault detection terminal parts measurement to signal received by wireless signal receiving antenna after be then forwarded to wechat signaling component, signal is sent by wechat signaling component.
Described signal processing unit includes that wechat signal introduction part, wechat signal collect parts, fault-signal determines parts, signal transfers parts, signal memory unit, signaling component and GPRS interface unit;Wechat signal introduction part, wechat signal collect parts, fault-signal determines parts and signal memory unit is sequentially connected with, and fault-signal determines that parts are connected with signaling component, and signaling component is connected with GPRS interface unit;Wechat signal introduction part receives and gathers the wechat signal that measuring unit sends over, wechat signal is delivered to wechat signal and is collected parts and carry out signal aggregation process by wechat signal introduction part, signal after collecting is delivered to fault-signal and is determined parts, fault-signal determines that parts are transferred parts by signal and are read out line related running status and fault message, transfer parts by signal information is delivered to signal memory unit to store simultaneously, signal depositing element carries out storage process according to the various signals of fault, signal transfers parts can read the storage information in signal depositing element in real time;Handling failure signal determines that parts are transmitted by signaling component, and signaling component completes signal by GPRS interface unit and externally sends.
The invention has the beneficial effects as follows: each collection measuring device being installed on circuit and signal processing center are judged trouble point by this device automatically, solve quickly determining of line fault point, the problem solving the quick fault point of current distribution network failure, this device is easy to use, simple, convenient, it is little to invest, reduce power off time and can promptly and accurately alarm circuit trouble point.
Accompanying drawing explanation
The apparatus structure block diagram of a kind of distribution line failure of Fig. 1 present invention location.
Fig. 2 signal measurement of the present invention structured flowchart.
Fig. 3 signal processing unit of the present invention structured flowchart.
Detailed description of the invention
As it is shown in figure 1, a kind of distribution line failure positioner, it is characterised in that include signal gathering unit 1, signal measurement unit 2 and signal processing unit 3.The various current variable signals collected, as distribution line failure detection and signals collecting, are sent to signal measurement unit 2 by signal gathering unit 1;After the various current variable signals received tentatively are judged by signal measurement unit 2, it is sent to signal processing unit 3;Signal processing unit 3 is comprehensively analyzed according to receiving the signal that each collection measuring unit 2 brings, the compartment analysis failure judgement point to each point installation site.
Foregoing signal gathering unit 1 includes A phase signals acquisition component, B phase signals acquisition component, C phase signals acquisition component;The signals collecting parts of each phase are installed on each mutually corresponding distribution line, measure the sudden change of each phase current and outage information, and be sent to gather measuring unit 2 by the data of measurement, each phase signals acquisition component is the most in a dormant state, when having current break, mutation current will automatically waken up signals collecting parts, and signals collecting parts record this mutation current signal simultaneously, also have recorded the power failure after mutation current during power failure, indicate distribution line and there occurs fault current.Signal gathering unit 1 by this measurement to each phase fault information signal be collected.
As shown in Figure 2, signal measurement unit structured flowchart of the present invention, foregoing signal measurement unit 2 includes fault detection terminal parts 201, solar panels parts 202, solar recharging parts 203, energy storage battery parts 204, wireless signal receiving antenna 205 and wechat signaling component 206;A phase signals acquisition component in signal gathering unit 1, B phase signals acquisition component and the current information measured by C phase signals acquisition component are sent to fault detection terminal parts 201, solar panels parts 202 receive after solar energy is converted into the signal of telecommunication and are charged energy storage battery parts 204 through solar recharging parts 203, when there is no the sun, energy storage battery parts 204 externally supply electricity, it is ensured that the uninterrupted power supply of whole collection measuring unit 2;The signal that fault detection terminal parts 201 are measured is then forwarded to wechat signaling component 206 after being received by wireless signal receiving antenna 205, and signal is sent by wechat signaling component 206.Signal measurement unit 2 completes the signal that each measurement arrives and sends, this signal include undergo mutation electric current, the time, power off time, the content such as phase sequence.
As it is shown on figure 3, signal processing unit structured flowchart of the present invention.Described signal processing unit 3 includes: wechat signal introduction part 301, wechat signal collect parts 302, fault-signal determines that parts 303, signal transfer parts 304, signal memory unit 305, signaling component 306 and GPRS interface unit 307;Wechat signal introduction part 301 collects parts 302 with wechat signal and connects, wechat signal collects parts 302 and determines that with fault-signal parts 303 connect, fault-signal determines that parts 303 are transferred parts 304 and connected with signal, signal is transferred parts 304 and is connected with signal memory unit 305, fault-signal determines that parts 303 connect with signaling component 306, and signaling component 306 connects with GPRS interface unit 307;Wechat signal introduction part 301 receives and gathers the wechat signal that measuring unit 2 sends over, signal is delivered to wechat signal and is collected parts 302 and carry out signal aggregation process by wechat signal introduction part 301, the content such as electric current that this wechat signal includes undergoing mutation, time, power off time, phase sequence.Each point according to being installed on whole piece distribution line is analyzed, and trouble point is just between the mutation current collecting unit of two diversityes.Wechat signal collects the signal after parts 302 will collect and delivers to fault-signal and determine parts 303, fault-signal determines that parts 303 can be transferred parts 304 by signal and be read out line related running status and fault message, transfers parts 304 by signal simultaneously and delivers to signal memory unit 305 and store.Signal depositing element 305 carries out storage process according to the various signals of fault, and signal transfers parts 304 can read the storage information in signal depositing element 305 in real time.Handling failure signal determines that parts 303 are transmitted by signaling component 306, and signaling component 306 completes signal by GPRS interface unit 307 and externally sends, and relevant staff just can receive dependent failure information on mobile phone.

Claims (4)

1. a distribution line failure positioner, is characterized in that, this device include signal gathering unit (1), Signal measurement unit (2) and signal processing unit (3);
Signal gathering unit (1), as distribution line failure detection and signals collecting, various by collect Current variable signal is sent to signal measurement unit (2);
After the various current variable signals received tentatively are judged by signal measurement unit (2), it is sent to Signal processing unit (3);
Signal processing unit (3) is carried out point according to receiving the signal that each collection measuring unit (2) brings Analysis failure judgement point.
A kind of distribution line failure positioner the most according to claim 1, is characterized in that, described Signal gathering unit (1) includes A phase signals acquisition component, B phase signals acquisition component and C phase signals collection Parts;The signals collecting parts of each phase are installed on each mutually corresponding distribution line, measure each phase current and dash forward Become and outage information, and be sent to the data of measurement gather measuring unit (2).
A kind of distribution line failure positioner the most according to claim 1, is characterized in that, described Signal measurement unit (2) includes fault detection terminal parts (201), solar panels parts (202), the sun Energy charging unit (203), energy storage battery parts (204), wireless signal receiving antenna (205) and wechat letter Number send parts (206);A phase signals acquisition component, B phase signals in signal gathering unit (1) gather Current information measured by parts and C phase signals acquisition component is sent to fault detection terminal parts (201), It is right through solar recharging parts (203) that solar panels parts (202) receive after solar energy is converted into the signal of telecommunication Energy storage battery parts (204) are charged, and when not having the sun, energy storage battery parts (204) externally supply Answer electricity;Fault detection terminal parts (201) measure the signal arrived by wireless signal receiving antenna (205) Being then forwarded to wechat signaling component (206) after reception, signal is sent out by wechat signaling component (206) See off.
A kind of distribution line failure positioner the most according to claim 1, is characterized in that, described Signal processing unit (3) include wechat signal introduction part (301), wechat signal collect parts (302), Fault-signal determines that parts (303), signal transfer parts (304), signal memory unit (305), signal Send parts (306) and GPRS interface unit (307);Wechat signal introduction part (301), wechat are believed Number collect parts (302), fault-signal determines parts (303) and signal memory unit (305) sequentially connects Connect, fault-signal determines parts (303) is connected with signaling component (306), signaling component (306) It is connected with GPRS interface unit (307);Wechat signal introduction part (301) receives collection and measures single The wechat signal that unit (2) sends over, wechat signal is delivered to wechat by wechat signal introduction part (301) Signal collects parts (302) and carries out signal aggregation process, and the signal after collecting is delivered to fault-signal and determined parts (303), fault-signal determines that parts (303) are transferred parts (304) by signal and are read out relation line Road running status and fault message, transfer parts (304) by signal simultaneously and information delivered to signal storage part Part (305) stores, and signal depositing element (305) carries out storage process according to the various signals of fault, Signal transfers parts (304) can read the storage information in signal depositing element (305) in real time;Process Fault-signal determines that parts (303) are transmitted by signaling component (306), signaling component (306) complete signal by GPRS interface unit (307) externally to send.
CN201610479347.8A 2016-06-27 2016-06-27 Distribution line fault positioning apparatus Pending CN105954649A (en)

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Application Number Priority Date Filing Date Title
CN201610479347.8A CN105954649A (en) 2016-06-27 2016-06-27 Distribution line fault positioning apparatus

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Application Number Priority Date Filing Date Title
CN201610479347.8A CN105954649A (en) 2016-06-27 2016-06-27 Distribution line fault positioning apparatus

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109975304A (en) * 2017-12-28 2019-07-05 国网山东省电力公司电力科学研究院 The full-automatic fault detector assembly line detection system and method for automatic flow

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201749168U (en) * 2010-08-17 2011-02-16 重庆市电力公司江津供电局 On-line monitoring system for circuit operation failure
CN102937680A (en) * 2012-11-08 2013-02-20 辽宁省电力有限公司阜新供电公司 Intelligent distribution network fault monitoring terminal
CN103592566A (en) * 2013-09-02 2014-02-19 北京交通大学 Wireless communication based power distribution network distributed online monitoring and fault positioning system
CN205027856U (en) * 2015-09-23 2016-02-10 国网冀北电力有限公司秦皇岛供电公司 Power system fault positioning system
CN105334428A (en) * 2015-11-30 2016-02-17 国家电网公司 Power distribution network line fault detecting system and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201749168U (en) * 2010-08-17 2011-02-16 重庆市电力公司江津供电局 On-line monitoring system for circuit operation failure
CN102937680A (en) * 2012-11-08 2013-02-20 辽宁省电力有限公司阜新供电公司 Intelligent distribution network fault monitoring terminal
CN103592566A (en) * 2013-09-02 2014-02-19 北京交通大学 Wireless communication based power distribution network distributed online monitoring and fault positioning system
CN205027856U (en) * 2015-09-23 2016-02-10 国网冀北电力有限公司秦皇岛供电公司 Power system fault positioning system
CN105334428A (en) * 2015-11-30 2016-02-17 国家电网公司 Power distribution network line fault detecting system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109975304A (en) * 2017-12-28 2019-07-05 国网山东省电力公司电力科学研究院 The full-automatic fault detector assembly line detection system and method for automatic flow
CN109975304B (en) * 2017-12-28 2021-07-09 国网山东省电力公司电力科学研究院 Automatic circulation full-automatic fault indicator assembly line detection system and method

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Application publication date: 20160921

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