CN202025060U - Automatic fault determining and positioning system of railway distribution network automatic blocking and continuous transmission lines - Google Patents

Automatic fault determining and positioning system of railway distribution network automatic blocking and continuous transmission lines Download PDF

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Publication number
CN202025060U
CN202025060U CN2011200408205U CN201120040820U CN202025060U CN 202025060 U CN202025060 U CN 202025060U CN 2011200408205 U CN2011200408205 U CN 2011200408205U CN 201120040820 U CN201120040820 U CN 201120040820U CN 202025060 U CN202025060 U CN 202025060U
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Prior art keywords
fault
module
data transmission
transferred
phase
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Expired - Fee Related
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CN2011200408205U
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Chinese (zh)
Inventor
王敏珍
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Changchun Jizhi Technology Development Co., Ltd.
Changchun Shengde Technology Co., Ltd.
Changchun Institute Technology
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CHANGCHUN SHENGDE TECHNOLOGY Co Ltd
CHANGCHUN JIZHI TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

An automatic fault determining and positioning system of railway distribution network automatic blocking and continuous transmission lines comprises an intelligent fault determining device, a data transmission device, and a main station monitoring system, wherein the intelligent fault determining device is used for carrying out real-time signal detection and fault determination, and at the same time displaying fault type and sending fault information to the data transmission device; the data transmission device is used for receiving the fault information sent by the intelligent fault determining device, carrying out data repackaging processing, and sending datagram including the fault type, fault position, fault phase, and fault time information to the main station monitoring system; and the main station monitoring system is used for receiving and processing the fault information sent by the data transmission device, displaying the fault position, the fault phase and the fault type on a monitor, giving the information prompt of fault pole tower number, the fault phase, and the fault time, and informing line management personnel via short message. The system changes fault positioning mode, can rapidly determine the fault position via a monitor center control interface, with no need of manpower blind line inspection or the try of switching on a telemechanical switch.

Description

The self-closing perforation line fault of railway power distribution network is judged positioning system automatically
Technical field
The utility model relates to the self-closing perforation line fault of a kind of railway power distribution network and judges positioning system automatically.
Background technology
In recent years, along with the construction of large-scale speed-raising of railway and high-speed railway, more and more higher to the mains supply reliability requirement.The China railways power distribution network generally adopt self-closing and connect circuit each other standby mode be the railway signal power supply power supply, electric pressure is based on 10kV.Be to guarantee safety of railway traffic, very high to the requirement of the reliability of self-closing through track and the fast quick-recovery of fault, as producing power failure, will cause the automatic block signal confusion, influence the normal transport of railway.
Existing railway power distribution network adopts the small current neutral grounding system of neutral point indirect earthing more, and it is the difficult problem of puzzlement railway power department line attendant that low current neutral grounding system fault is searched always, does not have quite good detecting equipment at present.When system breaks down, because fault current is little, be difficult to the failure judgement interval, cause troubleshooting time longer, badly influence the power supply reliability of railway power distribution network.
At present lookup method all is to determine fault section (interval) by interval examination drawing telemechanical switch or disconnector one by one, and then makes an inspection tour on foot and find out the trouble spot.The drawback of this method, the one, the drawing switch looks for fault section to bear the character of much blindness.Non-electricity telemechanical section leans on people's drawing, time-consuming, effort; Though the telemechanical section can pass through telemechanical drawing switch, but still by trying to send judgement piecemeal, need certain hour, more disadvantageously, examination is sent and is made systematic electricity equipment repeatedly be subjected to the fault heavy current impact piecemeal, easy damaged equipment can reduce pressure regulator serviceable life as heavy current impact, causes pressure regulator to burn out when serious; The 2nd, the searching of the unknown cause tripping operation that soft fault or instantaneity are caused, have no way of especially having looked into, at present can only be in the scope of a supply arm (40-70KM) by manpower the searching of formula of looking for a needle in a haystack, and often be difficult to find that trouble spot, hidden danger are difficult to get rid of; The 3rd, because line switching is provided with quantity and restricted by factors such as construction, operating maintenance cost, limited amount is set.This has just caused in the time need stepping on bar and check disguised fault, and the time of searching that needs to have a power failure is long, and labour intensity is big, problems such as inefficiency.Under railway uninterrupted power supply character, press for the science of exploring, the detection method of fixing a point efficiently.
The utility model content
The utility model purpose provides the self-closing perforation line fault of a kind of railway power distribution network and judges positioning system automatically, realizes the fault fast positioning function, thereby guarantees the accuracy of fault-signal transmission.
For achieving the above object, the utility model provides the self-closing perforation line fault of a kind of railway power distribution network to judge positioning system automatically, it is characterized in that: comprise intelligent trouble judgment means, data transmission device, master supervisory system three parts, the intelligent trouble judgment means is used for real time detection signal and carries out fault judgement, shows fault type simultaneously and failure message is sent to data transmission device; Data transmission device is used to receive the failure message that the intelligent trouble judgment means is sent, and data are repacked processing, and the datagram that will comprise fault type, abort situation, fault phase, fault-time information then is sent to master supervisory system; The failure message that master supervisory system is used to receive and the deal with data transmitting device is beamed back, abort situation, fault phase, fault type are presented on the monitor, provide fault shaft tower number, fault phase, the information indicating of fault-time simultaneously, and with short message mode announcement trunk managerial personnel.
The intelligent trouble judgment means comprises fault judgement unit and radio frequency transmission unit; the fault judgement unit comprises current sensor; voltage sensor; overcurrent protection module; overvoltage protective module; the over current fault judge module; quick-break fault judgement module; microprocessor; the detection of power loss module; diagnostic module; energy supply control module; the fault display control module; current sensor is transferred to over current fault judge module and quick-break fault judgement module with the current parameters of gathering behind the overcurrent protection module; voltage sensor also is transferred to over current fault judge module and quick-break fault judgement module with the voltage parameter of gathering through the overvoltage protection module; over current fault judge module and quick-break fault judgement module are transferred to microprocessor with judged result respectively; microprocessor carries out fault type and fault phase judgment processing; first delivery outlet is that the fault data after handling is transferred to the fault display control module; and provide two kinds of different alarms respectively according to transient fault or permanent fault; second delivery outlet is that power supply signal is transferred to the detection of power loss module; send warning message when monitoring power supply less than normal working voltage; and microprocessor is quit work; prevent misoperation; the 3rd delivery outlet is that working state signal is transferred to diagnostic module; detect intelligent trouble judgment means self duty, the 4th outlet connects the radio frequency transmission module.
Native system carries out digitized measurement and analysis by the failure judgment device that articulates on the line to fault current, utilize various digital filtering techniques that the signal of gathering is handled real-time judge circuit over current fault and quick-break fault, and failure message is sent to Surveillance center by data transmission device, realize the fault fast positioning function.Native system has changed the localization of fault mode, and fault need not artificial blindly line walking or examination drawing telemechanical switch when taking place, only need can determine abort situation by Surveillance center control interface.For the managerial personnel that use mobile phone, also can mobile phone as terminal, receive failure message in real time.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is an intelligent trouble judgment means structural representation among Fig. 1;
Fig. 3 is the data transmission device structural representation;
Fig. 4 is the master supervisory system structural representation.
Embodiment
With reference to Fig. 1, the utility model comprises intelligent trouble judgment means 1, data transmission device 2, master supervisory system 3 three parts, intelligent trouble judgment means 1 mainly comprises fault judgement unit and radio frequency transmission unit, wherein the fault judgement unit is used for the failure judgement type, by the radio frequency transmission unit failure message is sent to data transmission device with wireless radio frequency mode then, the intelligent trouble judgment means can be carried out different demonstrations at permanent fault and transient fault; Said data transmission device 2 mainly comprises energy supply control module, wireless data transfer module, is used to receive the fault that the intelligent trouble judgment means sends and reaches the fault type signal mutually, and be sent to master supervisory system by wireless data transfer module; Master supervisory system 3 mainly comprises wireless data transceiver module, failure message analytic system, be used to receive the data that data transmission device sends and carry out analysis and judgement, on monitoring interface, show abort situation, fault phase, fault type, provide fault shaft tower number, fault phase, the information indicating of fault-time simultaneously, and with short message mode announcement trunk managerial personnel.
With reference to Fig. 2; mainly comprise fault judgement unit and radio frequency transmission unit in the intelligent trouble judgment means; the fault judgement unit comprises current sensor 101; voltage sensor 102; overcurrent protection module 103; overvoltage protective module 104; over current fault judge module 105; quick-break fault judgement module 106; microprocessor 109; detection of power loss module 110; diagnostic module 111; fault display control module 108; current sensor is transferred to over current fault judge module and quick-break fault judgement module with the current parameters of gathering behind the overcurrent protection module; voltage sensor also is transferred to over current fault judge module and quick-break fault judgement module with the voltage parameter of gathering through the overvoltage protection module; over current fault judge module and quick-break fault judgement module are transferred to microprocessor with judged result respectively; microprocessor carries out fault type and fault phase judgment processing; first delivery outlet is that the fault data after handling is transferred to the fault display control module; and provide two kinds of different alarms respectively according to transient fault or permanent fault; second delivery outlet is that power supply signal is transferred to the detection of power loss module; send warning message when monitoring power supply less than normal working voltage; and microprocessor is quit work; prevent misoperation; the 3rd delivery outlet is that working state signal is transferred to diagnostic module; detect intelligent trouble judgment means self duty, the 4th outlet connects radio frequency transmission module 112.
With reference to Fig. 3, data transmission device mainly comprises microprocessor 201, radio frequency transmission module 202, wireless data transfer module 203, energy supply control module 206, solar cell 204 and accumulator 205.The radio frequency transmission module is used to receive the failure message that the intelligent trouble judgment means is sent, and failure message is transferred to microprocessor, microprocessor is repacked processing with failure message, and add fault shaft tower information, the information that will repack after the processing by wireless data transfer module is sent to master supervisory system.The working power that provides of microprocessor, radio frequency transmission module, wireless data transfer module is provided under the control of energy supply control module for solar cell and accumulator.
With reference to Fig. 4, master supervisory system mainly comprises wireless data transceiver module 301, serial communication interface 302, failure message analytic system in the host computer 303, wireless data transceiver module is used to receive the failure message that data transmission device sends, and transfer to host computer by serial communication interface, the failure message analytic system is installed on host computer, the failure message analytic system is analyzed failure message, on monitoring interface, show fault shaft tower number then, the fault phase, fault type, fault-time, and with failure message with short message mode notice related management personnel.
The course of work: the intelligent trouble judgment means is installed on the transmission line of electricity by phase place, current sensor and voltage sensor are gathered on the transmission line of electricity electric current and magnitude of voltage in real time and are transferred to microprocessor in the intelligent trouble judgment means, microprocessor carries out fault-signal and judges, after collecting fault-signal, the failure message that microprocessor will comprise fault phase sends to data transmission device by the radio frequency transmission module, controls the intelligent trouble judgment means simultaneously and carries out redness or green alarm indication at permanent fault and transient fault.Data transmission device is repacked processing with the failure message of receiving, and interpolation shaft tower information, this information is sent to master supervisory system by wireless data transfer module, the wireless data transceiver module of master supervisory system transfers to the failure message that receives the failure message analytic system of host computer, this system is presented at faulty line, shaft tower number, fault phase, fault-time on the monitoring interface after by analysis, simultaneously with short message mode notice related management personnel.

Claims (2)

1. the self-closing perforation line fault of railway power distribution network is judged positioning system automatically, it is characterized in that: comprise intelligent trouble judgment means, data transmission device, master supervisory system three parts, the intelligent trouble judgment means is used for real time detection signal and carries out fault judgement, shows fault type simultaneously and failure message is sent to data transmission device; Data transmission device is used to receive the failure message that the intelligent trouble judgment means is sent, and data are repacked processing, and the datagram that will comprise fault type, abort situation, fault phase, fault-time information then is sent to master supervisory system; The failure message that master supervisory system is used to receive and the deal with data transmitting device is beamed back, abort situation, fault phase, fault type are presented on the monitor, provide fault shaft tower number, fault phase, the information indicating of fault-time simultaneously, and with short message mode announcement trunk managerial personnel.
2. the self-closing perforation line fault of railway power distribution network according to claim 1 is judged positioning system automatically; it is characterized in that: the intelligent trouble judgment means comprises fault judgement unit and radio frequency transmission unit; the fault judgement unit comprises current sensor; voltage sensor; overcurrent protection module; overvoltage protective module; the over current fault judge module; quick-break fault judgement module; microprocessor; the detection of power loss module; diagnostic module; energy supply control module; the fault display control module; current sensor is transferred to over current fault judge module and quick-break fault judgement module with the current parameters of gathering behind the overcurrent protection module; voltage sensor also is transferred to over current fault judge module and quick-break fault judgement module with the voltage parameter of gathering through the overvoltage protection module; over current fault judge module and quick-break fault judgement module are transferred to microprocessor with judged result respectively; microprocessor carries out fault type and fault phase judgment processing; first delivery outlet is that the fault data after handling is transferred to the fault display control module; and provide two kinds of different alarms respectively according to transient fault or permanent fault; second delivery outlet is that power supply signal is transferred to the detection of power loss module; send warning message when monitoring power supply less than normal working voltage; and microprocessor is quit work; prevent misoperation; the 3rd delivery outlet is that working state signal is transferred to diagnostic module; detect intelligent trouble judgment means self duty, the 4th outlet connects the radio frequency transmission module.
CN2011200408205U 2011-02-17 2011-02-17 Automatic fault determining and positioning system of railway distribution network automatic blocking and continuous transmission lines Expired - Fee Related CN202025060U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102116823A (en) * 2011-02-17 2011-07-06 长春吉致科技发展有限公司 System for automatically judging and positioning faults of automatic blocking and continuous railway power lines in railway distribution network
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
CN103323746A (en) * 2013-06-22 2013-09-25 山西省电力公司太原供电分公司 On-line monitoring system for positioning failure of network distribution overhead line
CN110244182A (en) * 2019-06-28 2019-09-17 国电南瑞南京控制系统有限公司 A kind of Fault Locating Method and system suitable for electric railway multipoint line

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102116823A (en) * 2011-02-17 2011-07-06 长春吉致科技发展有限公司 System for automatically judging and positioning faults of automatic blocking and continuous railway power lines in railway distribution network
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
CN103323746A (en) * 2013-06-22 2013-09-25 山西省电力公司太原供电分公司 On-line monitoring system for positioning failure of network distribution overhead line
CN103323746B (en) * 2013-06-22 2015-09-30 山西省电力公司太原供电分公司 Distribution network overhead line localization of fault on-line monitoring system
CN110244182A (en) * 2019-06-28 2019-09-17 国电南瑞南京控制系统有限公司 A kind of Fault Locating Method and system suitable for electric railway multipoint line
CN110244182B (en) * 2019-06-28 2021-05-18 国电南瑞南京控制系统有限公司 Fault positioning method and system suitable for electrified railway multi-branch line

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Inventor after: Wang Minzhen

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Address after: 130012 Jilin province Changchun wide flat road No. 395

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Patentee after: Changchun Jizhi Technology Development Co., Ltd.

Patentee after: Changchun Shengde Technology Co., Ltd.

Address before: 1013, room 130012, building 4000, Silicon Valley Avenue, Changchun, Jilin

Patentee before: Changchun Jizhi Technology Development Co., Ltd.

Patentee before: Changchun Shengde Technology Co., Ltd.

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Granted publication date: 20111102

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