CN102890259B - Line-failure indicator detection system - Google Patents

Line-failure indicator detection system Download PDF

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Publication number
CN102890259B
CN102890259B CN201210418686.7A CN201210418686A CN102890259B CN 102890259 B CN102890259 B CN 102890259B CN 201210418686 A CN201210418686 A CN 201210418686A CN 102890259 B CN102890259 B CN 102890259B
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China
Prior art keywords
fault detector
host computer
waveform signal
message information
signature waveform
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CN201210418686.7A
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Chinese (zh)
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CN102890259A (en
Inventor
李克文
高立克
吴丽芳
俞小勇
张大立
祝文姬
吴智丁
周克林
黄向明
黄小霞
Original Assignee
广西电网公司电力科学研究院
广东粤恒电力科技有限公司
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Priority to CN201210418686.7A priority Critical patent/CN102890259B/en
Publication of CN102890259A publication Critical patent/CN102890259A/en
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Publication of CN102890259B publication Critical patent/CN102890259B/en

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Abstract

The invention provides a kind of line-failure indicator detection system, comprise host computer, signature waveform signal generation apparatus, fault detector, fault detector communication terminal, communication module; Described host computer is connected with described signature waveform signal generation apparatus, the output lead end of described signature waveform signal generation apparatus is connected with the input end of described fault detector, the output terminal of described fault detector is connected to described fault detector communication terminal, and described fault detector communication terminal is connected with described host computer by communication module.Line-failure indicator detection system testing process of the present invention is simple to operate, quick, accuracy rate is high.

Description

Line-failure indicator detection system

Technical field

The present invention relates to distribution network line fault pointer detection field, particularly relate to a kind of line-failure indicator detection system.

Background technology

In distribution network system, lines branch is many, ruuning situation is complicated, be short-circuited, earth fault time, fault section is difficult to determine, brings no small difficulty to service work, especially remote districts, search and waste time and energy especially.Along with developing rapidly of electric system, fault detector, as one of distribution fault location technology means, comes into operation in a large number.

Whether fault detector before being taken into use, first need detect and can accurately indicate.Traditional fault detector is all arranged on power distribution network when detecting, and testing staff goes to scene to check the instruction situation of fault detector, testing process time and effort consuming again after opening power distribution network power supply.

Summary of the invention

Based on this, the invention provides a kind of line-failure indicator detection system, testing process is simple to operate, quick, accuracy rate is high.

A kind of line-failure indicator detection system, comprises host computer, signature waveform signal generation apparatus, fault detector, fault detector communication terminal, communication module;

Described host computer is connected with described signature waveform signal generation apparatus, the output lead end of described signature waveform signal generation apparatus is connected with the input end of described fault detector, the output terminal of described fault detector is connected to described fault detector communication terminal, and described fault detector communication terminal is connected with described host computer by described communication module;

Described host computer sends signature waveform signal to described fault detector for controlling described signature waveform signal generation apparatus, described fault detector sends message information to described fault detector communication terminal after receiving described signature waveform signal, described message information is sent to described host computer by described communication module by described fault detector communication terminal, and described host computer is also for judging by described message information whether described fault detector indicates correctly;

If what host computer sent is the order of regular link operating mode, what receive is normal heartbeat message information, then the instruction of failure judgement indicator is correct, if what receive is circuit warning message information, then failure judgement indicator misdirection; If what host computer sent is the order of line fault waveform operating mode, what receive is also circuit warning message information, then the instruction of failure judgement indicator is correct, if what receive is normal heartbeat message information, then and failure judgement indicator misdirection.

Foregoing invention line-failure indicator detection system, host computer is by sending control command controlling feature waveform signal generating means output waveform signals, fault detector sends message information again and is back to host computer after have received waveform signal, host computer gets final product the instruction situation of failure judgement indicator, testing staff need not arrive on-the-spot instruction situation of checking fault detector, testing process is simple to operate, fast and safely, realize closed loop test; Also by host computer can record easily and preserve testing result, the experimental analysis after being convenient to.

Accompanying drawing explanation

Fig. 1 is line-failure indicator detection system of the present invention structural representation in one embodiment.

Fig. 2 is line-failure indicator detection system of the present invention structural representation in another embodiment.

Embodiment

Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.

As shown in Figure 1, be line-failure indicator detection system of the present invention structural representation in one embodiment, comprise host computer 11, signature waveform signal generation apparatus 12, fault detector 13, fault detector communication terminal 14, communication module 15;

Described host computer 11 is connected with described signature waveform signal generation apparatus 12, the output lead end of described signature waveform signal generation apparatus 12 is connected with the input end of described fault detector 13, the output terminal of described fault detector 13 is connected to described fault detector communication terminal 14, and described fault detector communication terminal 14 is connected with described host computer 11 by communication module 15;

Described host computer 11 sends signature waveform signal to described fault detector 13 for controlling described signature waveform signal generation apparatus 12, described fault detector 13 sends message information to described fault detector communication terminal 14 after receiving described signature waveform signal, described message information is sent to described host computer 11 by described communication module 15 by described fault detector communication terminal 14, and described host computer 11 is also for judging by described message information whether described fault detector 13 indicates correctly;

According to test needs, steering order is sent by host computer 11, controlling feature waveform signal generating means 12 exports specific signature waveform signal, signature waveform Signal transmissions is to fault detector 13, fault detector 13 responds according to the signature waveform signal received, send message information to supporting fault detector communication terminal 14, message information is sent to host computer 11 by communication module 15 by fault detector communication terminal 14, whether host computer 11 compares the steering order sent and the message information received, can correctly indicate by failure judgement indicator 13;

If what host computer 11 sent is the order of regular link operating mode, what receive is normal heartbeat message information, then can indicate correctly by failure judgement indicator 13, if what receive is circuit warning message information, then and can failure judgement indicator 13 misdirection; If what host computer 11 sent is the order of line fault waveform operating mode, what receive is also circuit warning message information, then can indicate correctly by failure judgement indicator 13, if what receive is normal heartbeat message information, then and can failure judgement indicator 13 misdirection; Testing staff need not arrive on-the-spot instruction situation of checking fault detector, and can record testing result easily by host computer 11, the experimental analysis after being convenient to.

As shown in Figure 2, it is line-failure indicator detection system of the present invention structural representation in another embodiment, in the present embodiment, this detection system also comprises single-phase step-up up-flow coil, and described signature waveform signal generation apparatus is connected with described fault detector 13 by described single-phase step-up up-flow coil; By the single-phase step-up up-flow coil of access, fault detector 13 can receive three-phase current, can carry out three-phase simulation wireline inspection;

Described communication module 15 is wireless communication transmissions terminal 15, and described fault detector communication terminal 14 is by described wireless communication transmissions terminal 15 and the wireless connections of described host computer 11; This wireless communication transmissions terminal 15 can be the wireless communication transmissions terminals such as GPRS, 3G, can select receive mode as required, receives the message information that fault detector 13 sends, by radio connection, can reduce connection, not control by space.

Line-failure indicator detection system of the present invention, host computer is by sending control command controlling feature waveform signal generating means output waveform signals, fault detector sends message information again and is back to host computer after have received waveform signal, host computer gets final product the instruction situation of failure judgement indicator, testing staff need not arrive on-the-spot instruction situation of checking fault detector, testing process is simple to operate, fast and safely, realize closed loop test; Also by host computer can record easily and preserve testing result, the experimental analysis after being convenient to.

The present invention is by the single-phase step-up up-flow coil of access, and fault detector can receive three-phase current, can carry out three-phase simulation wireline inspection; The present invention is also provided with wireless communication transmissions terminal, and described fault detector communication terminal is by described wireless communication transmissions terminal and described host computer wireless connections; By radio connection, the connection of circuit can be reduced.

The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (3)

1. a line-failure indicator detection system, is characterized in that, comprises host computer, signature waveform signal generation apparatus, fault detector, fault detector communication terminal, communication module;
Described host computer is connected with described signature waveform signal generation apparatus, the output lead end of described signature waveform signal generation apparatus is connected with the input end of described fault detector, the output terminal of described fault detector is connected to described fault detector communication terminal, and described fault detector communication terminal is connected with described host computer by described communication module;
Described host computer sends signature waveform signal to described fault detector for controlling described signature waveform signal generation apparatus, described fault detector sends message information to described fault detector communication terminal after receiving described signature waveform signal, described message information is sent to described host computer by described communication module by described fault detector communication terminal, and described host computer is also for judging by described message information whether described fault detector indicates correctly;
If what host computer sent is the order of regular link operating mode, what receive is normal heartbeat message information, then the instruction of failure judgement indicator is correct, if what receive is circuit warning message information, then failure judgement indicator misdirection; If what host computer sent is the order of line fault waveform operating mode, what receive is circuit warning message information, then the instruction of failure judgement indicator is correct, if what receive is normal heartbeat message information, then and failure judgement indicator misdirection.
2. line-failure indicator detection system according to claim 1, is characterized in that, also comprises single-phase step-up up-flow coil, and described signature waveform signal generation apparatus is connected with described fault detector by described single-phase step-up up-flow coil.
3. line-failure indicator detection system according to claim 1, is characterized in that, described communication module is wireless communication transmissions terminal, and described fault detector communication terminal is by described wireless communication transmissions terminal and described host computer wireless connections.
CN201210418686.7A 2012-10-26 2012-10-26 Line-failure indicator detection system CN102890259B (en)

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Application Number Priority Date Filing Date Title
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CN102890259B true CN102890259B (en) 2016-02-10

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103529885B (en) * 2013-10-14 2016-01-20 国家电网公司 A kind of output control device for power distribution line fault indicator detection
CN103529417B (en) * 2013-10-14 2016-05-25 国家电网公司 A kind of distribution line failure indicator automatic checkout system
CN103605098B (en) * 2013-11-21 2016-03-30 广西电网公司电力科学研究院 The detection method of distribution line failure instruction complete equipment function and performance
CN103605097B (en) * 2013-11-21 2017-01-11 广西电网公司电力科学研究院 Distribution line fault indication integrated equipment function and performance detection system
CN105158718B (en) * 2015-09-30 2018-02-06 福建奥通迈胜电力科技有限公司 A kind of fault detector integrated test facility and test system
CN105425182B (en) * 2015-11-10 2018-07-27 科大智能电气技术有限公司 A kind of current precision calibration method for fault detector production link
CN106443326A (en) * 2016-08-30 2017-02-22 上海金智晟东电力科技有限公司 Test system and method for fault locator of power distribution network
CN107907791A (en) * 2017-10-31 2018-04-13 国网湖南省电力公司 A kind of automatic checkout system and detection method of distribution network failure indicator

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CN102129061A (en) * 2010-12-22 2011-07-20 北方工业大学 Automatic wiring detection device and method for three-phase simulation electric energy meter
CN201926754U (en) * 2010-12-03 2011-08-10 中国电力科学研究院 Intelligent function detecting device of distribution network short circuit fault indicator
CN102364355A (en) * 2011-10-12 2012-02-29 华北电力大学 Test device for performance of overhead line fault indicator
CN202383280U (en) * 2011-12-19 2012-08-15 南京丹迪克科技开发有限公司 Detection device of power line fault indicator

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CN201926754U (en) * 2010-12-03 2011-08-10 中国电力科学研究院 Intelligent function detecting device of distribution network short circuit fault indicator
CN102129061A (en) * 2010-12-22 2011-07-20 北方工业大学 Automatic wiring detection device and method for three-phase simulation electric energy meter
CN102364355A (en) * 2011-10-12 2012-02-29 华北电力大学 Test device for performance of overhead line fault indicator
CN202383280U (en) * 2011-12-19 2012-08-15 南京丹迪克科技开发有限公司 Detection device of power line fault indicator

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Inventor after: Li Kewen

Inventor after: Huang Xiaoxia

Inventor after: Gao Like

Inventor after: Wu Lifang

Inventor after: Yu Xiaoyong

Inventor after: Zhang Dali

Inventor after: Zhu Wenji

Inventor after: Wu Zhiding

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