CN105242178A - On-line low-voltage distribution line monitoring system - Google Patents
On-line low-voltage distribution line monitoring system Download PDFInfo
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- CN105242178A CN105242178A CN201510709497.9A CN201510709497A CN105242178A CN 105242178 A CN105242178 A CN 105242178A CN 201510709497 A CN201510709497 A CN 201510709497A CN 105242178 A CN105242178 A CN 105242178A
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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
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides an on-line low-voltage distribution line monitoring system which comprises an intelligent line fault acquisition terminal, a communication base station and a work station. The intelligent line fault acquisition terminal is connected with the communication base station through a GPRS communication module; and the work station is provided with a communication module and is connected with the communication base station. The on-line low-voltage distribution line monitoring system has the advantages of being capable of realizing real-time monitoring and being capable of realizing fault positioning quickly.
Description
Technical field
The present invention relates to a kind of distribution line real-time monitoring system, relate to a kind of low-voltage distributing line on-line monitoring system specifically.
Background technology
Low-voltage distribution network circuit belongs to the end of electric power system, and line short, earth fault frequently occur, and because fault-signal itself is more weak, signal not easily obtains, and searching of trouble spot becomes very difficult.And at present power supply, to department's searching for line fault, or relies on manual segmentation to operate a switch the way of searching, investigation work is wasted time and energy, and fault can not realize the fast finding of fault thus keep in repair after occurring, and work efficiency is lower, and working strength is large.
In order to solve the problem, seeking one can on-line monitoring, and can judge the real-time monitoring system in the low-voltage distributing line of phenomenon of the failure and abort situation, and people are seeking a kind of desirable technical solution always.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, provide a kind of Real-Time Monitoring and the low-voltage distributing line on-line monitoring system of localization of fault can be realized fast.
To achieve these goals, the technical solution adopted in the present invention is: a kind of low-voltage distributing line on-line monitoring system, comprises intelligent line fault acquiring terminal and workstation;
Wherein, described intelligent line fault acquiring terminal is arranged on the leading-out terminal of substation transformer and low pressure branched line junction to form the acquisition circuit of voltage, current data;
Described intelligent line fault acquiring terminal comprises voltage sensor, current sensor, data collection processor and GPRS communication module, described intelligent line fault acquiring terminal is by the real-time voltage of detection and current variation value, after described data collection processor converts, be connected with described workstation by described GPRS communication module, complete uploading and returning of data communication;
Described workstation is provided with communication module and GIS geography in formation software, described GIS geography in formation software is used for the concrete location of trouble spot, described workstation is connected with described GPRS communication module by described communication module, forms two-way communication circuit, completes reception and the transmission of data.
Based on above-mentioned, described intelligent line fault acquiring terminal also includes GPS locating module.
Based on above-mentioned, between described communication module and described GPRS communication module, be provided with communication base station.
Based on above-mentioned, described communication base station is the communication base station that can provide Network communication service.
Based on above-mentioned, described voltage sensor is precision voltage sensor, and described current sensor is precision current sensor.
Hinge structure of the present invention has outstanding substantive distinguishing features and significant progress, specifically, acquisition terminal of the present invention is provided with GPRS communication module, has real-time, the data cases of each check point circuit can be checked at any time, carry out analyzing and processing by intelligent line fault acquiring terminal; Furtherly, the present invention is provided with GIS geography in formation software, can accurate fault point, fast and reliable.This low-voltage distributing line on-line monitoring system has Real-Time Monitoring and can realize the advantage of localization of fault fast.
Accompanying drawing explanation
Fig. 1 is control principle block diagram of the present invention.
Fig. 2 is the distribution schematic diagram of intelligent line fault acquiring terminal on circuit network.
In figure, 1. voltage sensor, 2. voltage sensor, 3.GPRS communication module, 4. substation transformer.
Embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
As shown in Figure 1 and Figure 2, a kind of low-voltage distributing line on-line monitoring system, comprises intelligent line fault acquiring terminal and workstation.
Wherein, described intelligent line fault acquiring terminal is arranged on the leading-out terminal of substation transformer and low pressure branched line junction to form the acquisition circuit of voltage, current data; Whether described intelligent line fault acquiring terminal is arranged on substation transformer 4 output terminal, caused for failure judgement by transformer itself or basic routing line; Described intelligent line fault acquiring terminal is arranged on low pressure branched line junction, for judging the trouble spot of branched line; Whether described intelligent line fault acquiring terminal is arranged on cable and pole line junction, for failure judgement point at cable branch place.
Described intelligent line fault acquiring terminal comprises voltage sensor 1, current sensor 2, data collection processor and GPRS communication module 3, described intelligent line fault acquiring terminal is by the real-time voltage of detection and current variation value, after described data collection processor converts, be connected with described workstation by described GPRS communication module 3, complete uploading and returning of data communication, due to described GPRS communication module 3, there is real-time and forever linearly, the data cases of each check point circuit can be checked at any time.
Described workstation is provided with communication module and GIS geography in formation software, described GIS geography in formation software is used for the concrete location of trouble spot, described workstation is connected with described GPRS by described communication module, forms both-way communication networking, completes reception and the transmission of data.
When circuit is short-circuited fault, then the loop current sudden change of detected circuit increases, current sensor 1 detects abnormal signal, through intelligent line fault acquiring terminal, data are uploaded to workstation both power supply station backstages by GPRS network, on GIS geography in formation software (Geographic Information System), alarm set point is there is after workstation process, circuit then trips, power supply station staff catches up with rapidly to flutter according to the geographic position of the prompting of GIS geography in formation software and carries out field accident process, restore electricity, the process of other failure conditions is not repeating.
In order to accurate fault point, described intelligent line fault acquiring terminal also includes GPS locating module, described GPS locating module is combined with described GIS geography in formation software and the environmental aspect of the geographic position of trouble spot and periphery can be shown accurately, contributes to staff's handling failure.
Be provided with communication base station between described communication module and described GPRS communication module 3, prevent communication signal from weakening, the UNICOM between described communication module and described GPRS communication module is more smooth and easy.Described communication base station is the communication base station that can provide Network communication service, can the alerting signal sent from described intelligent trouble sense terminals and the parameters of electric power such as required voltage, electric current with short message mode transmission, more intelligent.
Described voltage sensor 1 is that precision voltage sensor can the faint change in voltage of perception, obtains voltage signal; Described current sensor 2 is that precision current sensor can the faint curent change of perception, obtains signal.This set makes this low-voltage distributing line on-line monitoring system be quick on the draw, and reduces the failure rate of distribution line.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (5)
1. a low-voltage distributing line on-line monitoring system, is characterized in that: it comprises intelligent line fault acquiring terminal and workstation;
Wherein, described intelligent line fault acquiring terminal is arranged on the leading-out terminal of substation transformer and low pressure branched line junction to form the acquisition circuit of voltage, current data;
Described intelligent line fault acquiring terminal comprises voltage sensor, current sensor, data collection processor and GPRS communication module, described intelligent line fault acquiring terminal is by the real-time voltage of detection and current variation value, after described data collection processor converts, be connected with described workstation by described GPRS communication module, complete uploading and returning of data communication;
Described workstation is provided with communication module and GIS geography in formation software, described GIS geography in formation software is used for the concrete location of trouble spot, described workstation is connected with described GPRS communication module by described communication module, forms two-way communication circuit, completes reception and the transmission of data.
2. low-voltage distributing line on-line monitoring system according to claim 1, is characterized in that: described intelligent line fault acquiring terminal also includes GPS locating module.
3. low-voltage distributing line on-line monitoring system according to claim 1 and 2, is characterized in that: be provided with communication base station between described communication module and described GPRS communication module.
4. low-voltage distributing line on-line monitoring system according to claim 3, is characterized in that: described communication base station is the communication base station that can provide Network communication service.
5. low-voltage distributing line on-line monitoring system according to claim 4, is characterized in that: described voltage sensor is precision voltage sensor, described current sensor is precision current sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709497.9A CN105242178A (en) | 2015-10-28 | 2015-10-28 | On-line low-voltage distribution line monitoring system |
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| CN201510709497.9A CN105242178A (en) | 2015-10-28 | 2015-10-28 | On-line low-voltage distribution line monitoring system |
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| CN105242178A true CN105242178A (en) | 2016-01-13 |
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| CN201510709497.9A Pending CN105242178A (en) | 2015-10-28 | 2015-10-28 | On-line low-voltage distribution line monitoring system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106980933A (en) * | 2017-03-24 | 2017-07-25 | 国家电网公司 | A kind of power system hidden danger and trip risk analysis system |
| CN107037320A (en) * | 2017-03-24 | 2017-08-11 | 合肥羿振电力设备有限公司 | A kind of monitoring system of low-voltage distributing line |
| CN107271844A (en) * | 2017-06-20 | 2017-10-20 | 合肥博之泰电子科技有限公司 | A kind of intelligent light current line-monitoring system |
| CN109655704A (en) * | 2019-01-08 | 2019-04-19 | 中国恩菲工程技术有限公司 | Low-voltage insulation monitors system |
| CN110703658A (en) * | 2019-10-28 | 2020-01-17 | 深圳供电局有限公司 | Virtual power plant remote monitoring system |
| CN110837026A (en) * | 2019-11-19 | 2020-02-25 | 深圳供电局有限公司 | Power distribution network fault detection device, system and method |
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| CN202870234U (en) * | 2012-11-12 | 2013-04-10 | 河南开启电力实业有限公司 | Online fault monitoring system for 10KV circuit |
| CN103389441A (en) * | 2013-07-31 | 2013-11-13 | 胡波 | Fault detection and positioning system for power line |
| CN103593883A (en) * | 2013-11-26 | 2014-02-19 | 中安消技术有限公司 | On-line GPS (Global Positioning System) night-patrol positioning system |
| US20150180538A1 (en) * | 2013-12-23 | 2015-06-25 | Duke Energy Corporation | Communication nodes and sensor devices configured to use power line communication signals, and related methods of operation |
| CN205246805U (en) * | 2015-10-28 | 2016-05-18 | 河南开启电力实业有限公司 | Low pressure distribution lines on -line monitoring system |
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Patent Citations (6)
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| JP2009186335A (en) * | 2008-02-06 | 2009-08-20 | Chubu Electric Power Co Inc | Power cable deterioration diagnosing method and its device |
| CN202870234U (en) * | 2012-11-12 | 2013-04-10 | 河南开启电力实业有限公司 | Online fault monitoring system for 10KV circuit |
| CN103389441A (en) * | 2013-07-31 | 2013-11-13 | 胡波 | Fault detection and positioning system for power line |
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| US20150180538A1 (en) * | 2013-12-23 | 2015-06-25 | Duke Energy Corporation | Communication nodes and sensor devices configured to use power line communication signals, and related methods of operation |
| CN205246805U (en) * | 2015-10-28 | 2016-05-18 | 河南开启电力实业有限公司 | Low pressure distribution lines on -line monitoring system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106980933A (en) * | 2017-03-24 | 2017-07-25 | 国家电网公司 | A kind of power system hidden danger and trip risk analysis system |
| CN107037320A (en) * | 2017-03-24 | 2017-08-11 | 合肥羿振电力设备有限公司 | A kind of monitoring system of low-voltage distributing line |
| CN107271844A (en) * | 2017-06-20 | 2017-10-20 | 合肥博之泰电子科技有限公司 | A kind of intelligent light current line-monitoring system |
| CN109655704A (en) * | 2019-01-08 | 2019-04-19 | 中国恩菲工程技术有限公司 | Low-voltage insulation monitors system |
| CN110703658A (en) * | 2019-10-28 | 2020-01-17 | 深圳供电局有限公司 | Virtual power plant remote monitoring system |
| CN110837026A (en) * | 2019-11-19 | 2020-02-25 | 深圳供电局有限公司 | Power distribution network fault detection device, system and method |
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