CN205786960U - A kind of Distribution Fault Location System based on fault traveling wave method - Google Patents
A kind of Distribution Fault Location System based on fault traveling wave method Download PDFInfo
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- CN205786960U CN205786960U CN201620469695.2U CN201620469695U CN205786960U CN 205786960 U CN205786960 U CN 205786960U CN 201620469695 U CN201620469695 U CN 201620469695U CN 205786960 U CN205786960 U CN 205786960U
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- fault location
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000010295 mobile communication Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000003750 conditioning effect Effects 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
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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
Abstract
This utility model relates to a kind of Distribution Fault Location System based on fault traveling wave method, it is technically characterized by comprising the steps as follows: and includes being arranged on the on-the-spot fault location terminal of electrical network and be arranged on the fault location main frame of Surveillance center, and fault location terminal is connected with fault location main frame by mobile communication network and carries out data transmission；Fault location terminal includes sensor assembly, main controller module, gsm module and power module, and power module is that sensor assembly, main controller module, gsm module are powered；Sensor assembly phase current each to power network line measures and is transferred to main controller module, and main controller module is connected to mobile communication network by gsm module and connects fault location main frame and carried out fault location by fault location main frame.Utility model wirelessly carries out data transmission and is positioned fault by fault location main frame, is greatly improved distribution network failure locating speed, improves distribution network reliability, and it is easy to install.
Description
Technical field
This utility model belongs to power distribution network detection technique field, a kind of distribution network failure based on fault traveling wave method
Alignment system.
Background technology
Along with the development of Chinese national economy, electric power networks scale constantly expands, and network structure is the most complicated, uses meanwhile
Family is more and more higher to the requirement for electrical stability and reliability.Therefore, power operation department, the most properly functioning in system
Time to prevent the generation of fault as far as possible；On the other hand, to determine abort situation as early as possible and to be got rid of after fault occurs.For
The fault-location problem of power distribution network causes everybody to pay close attention to widely.The most quite have with regard to distribution network failure orientation problem both at home and abroad at present
Effect, wherein traveling wave method is the most representative, but, the fault traveling wave location equipment of existing employing fault traveling wave detection method exists
Need when carrying out data transmission to use wired mode to be transmitted, install and use inconvenience.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of reasonable in design, quick and precisely and peace
Fill Distribution Fault Location System based on fault traveling wave method easy to use.
This utility model solves it and technical problem is that and take techniques below scheme to realize:
A kind of Distribution Fault Location System based on fault traveling wave method, including being arranged on the on-the-spot fault location of electrical network eventually
Holding and be arranged on the fault location main frame of Surveillance center, described fault location terminal passes through mobile communication network and fault location
Main frame is connected and carries out data transmission；Described fault location terminal include sensor assembly, main controller module, gsm module and
Power module, power module is that sensor assembly, main controller module, gsm module are powered；Described sensor assembly is to grid line
The each phase current in road measures and is transferred to main controller module, and main controller module is connected to mobile communication by gsm module
After network, data transfer to the fault location main frame of Surveillance center and is carried out fault location by fault location main frame.
Described sensor assembly includes current sensor, signal conditioning circuit and A/D change-over circuit, described current sense
Device, signal conditioning circuit and A/D change-over circuit are sequentially connected and connect, and described current sensor is connected to each circuitry phase of power network line
Upper measurement current signal, the outfan of A/D change-over circuit is connected with main controller module.
Described main controller module includes single-chip microcomputer and memorizer, and the input of single-chip microcomputer turns with the A/D of sensor assembly
Changing circuit output end to be connected, single-chip microcomputer carries out data access by I/O interface and memorizer to being connected, and single-chip microcomputer passes through serial
Interface is connected with gsm module, and gsm module is connected with the fault location main frame of Surveillance center by mobile communication network.
Advantage of the present utility model and good effect be:
This utility model gathers each phase current in power network line by sensor assembly and transmits through mobile communication network
Giving the fault location main frame being arranged on Surveillance center, the travelling wave signal that fault location main frame wireless receiving gsm module sends, to line
Mold component carries out quick intrinsic mode decomposition, and fault is positioned by final control centre to after signal analysis, is greatly improved and joins
Electric network fault locating speed, improves distribution network reliability；Owing to using wireless communication mode to carry out data transmission, it is installed
Easy to use.
Accompanying drawing explanation
Fig. 1 is system connection diagram of the present utility model；
Fig. 2 is the circuit block diagram of sensor assembly；
Fig. 3 is the circuit block diagram of main controller module.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model embodiment is further described:
A kind of Distribution Fault Location System based on fault traveling wave method, as it is shown in figure 1, include being arranged on electrical network scene
Fault location terminal and be arranged on the fault location main frame of Surveillance center, described fault location terminal passes through mobile communication network
It is connected with fault location main frame and carries out data transmission.Described fault location terminal include sensor assembly, main controller module,
Gsm module and power module, power module uses lithium battery and powers for sensor assembly, main controller module, gsm module.
Described sensor assembly phase current each to power network line measures and is transferred to main controller module, and main controller module passes through
Gsm module is connected to data transfer after mobile communication network to the fault location main frame of Surveillance center, fault location master
Distribution network failure is positioned by machine to after signal analysis.
As in figure 2 it is shown, described sensor assembly includes current sensor, signal conditioning circuit and A/D change-over circuit, described
Current sensor is connected on each circuitry phase of power network line, and current sensor passes through electromagnetic induction principle and Kirchhoff's theorem
The electric current of phase each to power network line measures, and the signal being then acquired by signal conditioning circuit is filtered, shaping
And processing and amplifying, the current signal after conditioning is through A/D change-over circuit output digit signals, the outfan of A/D change-over circuit and master
Controller module is connected and by the digital data transmission after conversion to main control module.
As it is shown on figure 3, described main controller module includes single-chip microcomputer and memorizer, the input of single-chip microcomputer and sensor die
The A/D change-over circuit outfan of block is connected, and single-chip microcomputer carries out data access, monolithic by I/O interface and memorizer to being connected
Machine is connected with gsm module by serial line interface, and gsm module is by the fault location main frame of mobile communication network with Surveillance center
Be connected, main controller module wirelessly by sensor assembly gather current signal transfer to fault location main frame,
The location of power distribution network power distribution network is carried out by fault location main frame.In the present embodiment, single-chip microcomputer uses model to be MSP430F149's
Microprocessor chip.
Operation principle of the present utility model is: each phase current in power network line is detected and transmits by sensor assembly
To main controller module, main controller module receives the input signal of sensor assembly, is converted into output signal with gsm module even
Connecing the mutual transmission of the information of realization, gsm module carries out wireless by the fault location main frame of mobile communication network with control centre
Communication, is uploaded to fault location main frame by travelling wave signal after process, the row ripple that fault location main frame wireless receiving gsm module sends
Signal, carries out quick intrinsic mode decomposition to Aerial mode component, and fault is positioned by final control centre to after signal analysis.
It is emphasized that embodiment described in the utility model is illustrative rather than determinate, therefore this reality
By the novel embodiment including and being not limited to described in detailed description of the invention, every new according to this practicality by those skilled in the art
Other embodiments that the technical scheme of type draws, also belong to the scope of this utility model protection.
Claims (3)
1. a Distribution Fault Location System based on fault traveling wave method, it is characterised in that: include being arranged on electrical network scene
Fault location terminal and be arranged on the fault location main frame of Surveillance center, described fault location terminal passes through mobile communication network
It is connected with fault location main frame and carries out data transmission；Described fault location terminal include sensor assembly, main controller module,
Gsm module and power module, power module is that sensor assembly, main controller module, gsm module are powered；Described sensor die
Block phase current each to power network line measures and is transferred to main controller module, and main controller module is connected by gsm module
After mobile communication network, data transfer to the fault location main frame of Surveillance center and is carried out former by fault location main frame
Barrier location.
A kind of Distribution Fault Location System based on fault traveling wave method the most according to claim 1, it is characterised in that: institute
State sensor assembly and include current sensor, signal conditioning circuit and A/D change-over circuit, described current sensor, signal condition
Circuit and A/D change-over circuit are sequentially connected and connect, and described current sensor is connected on each circuitry phase of power network line measure electric current
Signal, the outfan of A/D change-over circuit is connected with main controller module.
A kind of Distribution Fault Location System based on fault traveling wave method the most according to claim 1 and 2, its feature exists
In: described main controller module includes single-chip microcomputer and memorizer, the input of single-chip microcomputer and the A/D change-over circuit of sensor assembly
Outfan is connected, and single-chip microcomputer carries out data access by I/O interface and memorizer to being connected, single-chip microcomputer by serial line interface with
Gsm module is connected, and gsm module is connected with the fault location main frame of Surveillance center by mobile communication network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620469695.2U CN205786960U (en) | 2016-05-20 | 2016-05-20 | A kind of Distribution Fault Location System based on fault traveling wave method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620469695.2U CN205786960U (en) | 2016-05-20 | 2016-05-20 | A kind of Distribution Fault Location System based on fault traveling wave method |
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| CN205786960U true CN205786960U (en) | 2016-12-07 |
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| CN201620469695.2U Active CN205786960U (en) | 2016-05-20 | 2016-05-20 | A kind of Distribution Fault Location System based on fault traveling wave method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631441A (en) * | 2018-05-24 | 2018-10-09 | 安徽国电京润电力科技有限公司 | A kind of anti-error analog synthesis intelligent management platform of power dispatching integrated |
| CN108649697A (en) * | 2018-05-24 | 2018-10-12 | 安徽国电京润电力科技有限公司 | A kind of grid line loss detection automated collection systems |
| CN108683736A (en) * | 2018-05-15 | 2018-10-19 | 山东新大陆电力股份有限公司 | A kind of power distribution cabinet remote detection control system |
| CN108919048A (en) * | 2018-05-23 | 2018-11-30 | 安徽国电京润电力科技有限公司 | A kind of voltage ripple of power network positioning system and localization method |
-
2016
- 2016-05-20 CN CN201620469695.2U patent/CN205786960U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683736A (en) * | 2018-05-15 | 2018-10-19 | 山东新大陆电力股份有限公司 | A kind of power distribution cabinet remote detection control system |
| CN108919048A (en) * | 2018-05-23 | 2018-11-30 | 安徽国电京润电力科技有限公司 | A kind of voltage ripple of power network positioning system and localization method |
| CN108631441A (en) * | 2018-05-24 | 2018-10-09 | 安徽国电京润电力科技有限公司 | A kind of anti-error analog synthesis intelligent management platform of power dispatching integrated |
| CN108649697A (en) * | 2018-05-24 | 2018-10-12 | 安徽国电京润电力科技有限公司 | A kind of grid line loss detection automated collection systems |
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