CN205620484U - Clearance arrester action information acquisition device , monitoring system - Google Patents
Clearance arrester action information acquisition device , monitoring system Download PDFInfo
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- CN205620484U CN205620484U CN201620365761.1U CN201620365761U CN205620484U CN 205620484 U CN205620484 U CN 205620484U CN 201620365761 U CN201620365761 U CN 201620365761U CN 205620484 U CN205620484 U CN 205620484U
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Abstract
The utility model discloses a clearance arrester action information acquisition device, monitoring system relates to arrester action message monitoring field, can realize clearance arrester action message and gather on line, transmit, provides data support for the intelligent diagnosis of clearance arrester action message and the online maintenance of arrester. The utility model discloses a clearance arrester action information acquisition device, include: measuring coil is used for the high -pressure side collection of clearance arrester impulse current information on the arrester of clearance, signal processor, with measuring coil links to each other, is used for receiving impulse current information that measuring coil gathered turns into data signal, and right signal modulation before data signal sends, the signal transmission ware, with signal processor links to each other for the message routing that will make.
Description
Technical field
This utility model relates to lightning arrestor movement information monitoring field, particularly relates to a kind of gap spark gap and moves
Make information collecting device, monitoring system.
Background technology
Suspended insulated guide wire is that one is formed by single or multiple lift aluminum strand is stranded and wraps up insulating barrier on surface
Wire, this suspended insulated guide wire is owing to having good corrosion resistance and insulating properties, substantial amounts of
Apply in power distribution network.
Suspended insulated guide wire distribution net work structure is complicated, and circuit is widely distributed, subjects to thunderbolt and breaks, existing
There is general meeting assemblage gap spark gap on suspended insulated guide wire in technology, to prevent above-mentioned thunderbolt from breaking
The phenomenon of line occurs.But, when thunder-strike current is excessive, when exceeding the rated energy absorbability of spark gap,
It is likely to result in spark gap to damage, it is therefore desirable to monitor the action situation of spark gap in real time.
At present, prior art mainly monitors spark gap by pointer counter or group coded disc counting device
Action situation, but pointer counter or dial coded disc counting device and can only monitor the action frequency of spark gap,
And, can only be by staff's field observation, it is impossible to realize teletransmission and other intelligent diagnostics of Monitoring Data.
Utility model content
The purpose of this utility model is to provide a kind of gap lightning arrestor movement information collecting device, monitoring system
System, it is possible to achieve gap lightning arrestor movement information online acquisition, transmission, for gap lightning arrestor movement information
Intelligent diagnostics and spark gap on-line maintenance provide data support.
To achieve these goals, the following technical scheme of this utility model offer:
A kind of gap lightning arrestor movement information collecting device, including: measuring coil, in described gap
The high-pressure side of spark gap gathers the dash current information on the spark gap of described gap；Signal processor, with institute
State measuring coil to be connected, for receiving the dash current information of described measuring coil collection and being converted into numeral
Signal, and the signal modulation before described digital signal is transmitted；Sender unit, with described signal
Processor is connected, and sends for the information that will modulate.
Described harvester, also includes: energy taking device, for taking energy from insulated over-head line, to institute
State signal processor and described sender unit provides electric energy.
Described energy taking device includes induction energy fetching coil, and described insulated over-head line is from described induction energy fetching line
Circle passes.
Described induction energy fetching coil is opening ferrite CT coil.
Described measuring coil is Rogowski coil, and is socketed in described gap in the way of mutually insulated
The upper electrode of spark gap, the upper electrode of described gap spark gap is connected with insulated over-head line.
Described signal processor is built-in with clock system.
Described signal processor is embedded signal processor.
A kind of gap lightning arrestor movement information monitoring system, including the gap spark gap described in any of the above-described item
Action message harvester.
Described monitoring system, also includes: signal receiver, is used for receiving described gap lightning arrestor movement letter
The dash current information that breath harvester sends；Background processor, is connected with described signal receiver, uses
According to described dash current information, calculate the running state parameters of described gap spark gap, and described
Fault diagnosis result, described operation is provided according to described running state parameters when gap spark gap breaks down
State parameter includes energy and the temperature rise absorbed during described gap lightning arrestor movement.
The gap lightning arrestor movement information collecting device that this utility model provides includes at measuring coil, signal
Reason device and sender unit, wherein, measuring coil is kept away in the high-pressure side collection gap of described gap spark gap
Dash current information on thunder device, it is converted into digital signal, and enters digital signal by signal processor
Signal before row sends is modulated, and the information that sender unit will modulate sends, it is possible to achieve take shelter from the thunder in gap
Device action message online acquisition, transmission, for intelligent diagnostics and the spark gap of gap lightning arrestor movement information
On-line maintenance provide data support.
This utility model also provides for a kind of gap lightning arrestor movement information monitoring system, including above-mentioned gap
Lightning arrestor movement information collecting device, is additionally provided with signal receiver and background processor controlling backstage,
Signal receiver receives the dash current information of above-mentioned gap lightning arrestor movement information collecting device transmission and passes
Passing intelligent diagnostics and processing system, background processor carries out calculating (data process), for gap according to this
The on-line maintenance of the intelligent diagnostics of lightning arrestor movement information and spark gap provides data support, including but not
It is limited to: according to the running state parameters of dash current information calculated gap spark gap, and at gap spark gap
Fault diagnosis result is provided according to running state parameters when breaking down.At the data of background processor
Reason can also provide the Lightning information of monitored circuit, therefrom can accurately judge that overhead transmission line insulation is led
Line easily hits part of path, easily hits overhead line structures position, it is also possible to estimation area lightning strike density or CG lightning density.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes this practicality new
A part for type, schematic description and description of the present utility model is used for explaining this utility model, and
Do not constitute improper restriction of the present utility model.In the accompanying drawings:
The gap lightning arrestor movement information collecting device schematic diagram that Fig. 1 provides for this utility model embodiment；
The gap lightning arrestor movement information monitoring system schematic diagram that Fig. 2 provides for this utility model embodiment；
The gap lightning arrestor movement information monitoring method flow process that Fig. 3 provides for this utility model embodiment.
Reference:
1-gap spark gap, 2-gap, the upper electrode of 3-gap spark gap, 4-measuring coil,
5-induction energy fetching coil, 6-signal processor, 61-sender unit, 7-insulated over-head line,
8-signal receiver, 9-background processor.
Detailed description of the invention
In order to further illustrate this utility model embodiment provide gap lightning arrestor movement information collecting device,
Monitoring system and method, is described in detail below in conjunction with Figure of description.
Referring to shown in Fig. 1,1 is the gap spark gap installed on overhead distribution, gap spark gap 1
Upper electrode 3 be electrically connected on insulated over-head line 7,2 is between the upper and lower electrode of gap spark gap 1
Gap；The gap lightning arrestor movement information collecting device that this utility model embodiment provides, including: measure
Coil 4, gathers the dash current information on gap spark gap 1 for the high-pressure side at gap spark gap 1；
Signal processor 6, is connected with measuring coil 4, for receiving the dash current information that measuring coil 4 gathers
And be converted into digital signal, and the signal modulation before digital signal is transmitted；Sender unit 61,
It is connected with signal processor 6, sends for the information that will modulate.
Measuring coil 4 is as the criterion can gather the dash current information on gap spark gap 1, specifically installs
Mode does not limits, and a kind of preferably mounting means is: the upper electrode 3 of gap spark gap and insulated aerial
Circuit 7 is connected, and measuring coil 4 is socketed on the upper electrode 3 of gap spark gap in the way of mutually insulated,
The most as shown in Figure 1.
When insulated over-head line 7 is struck by lightning, if thunder-strike current is sufficiently large, it will there is dash current to lead to
Crossing gap spark gap 1, gap 2 is breakdown, and dash current flows through electrode 3；The measured coil of dash current
4 collect after (for analogue signal) deliver to signal processor 6 and carry out modulus (A/D conversion), then adjusted
Make the signal being available for sending, the most adjustable make CDMA signal, by GPRS Radio Network System,
Send the signal to control backstage.Control backstage to carry out calculating (data process) according to dash current information,
Data support is provided for the intelligent diagnostics of gap lightning arrestor movement information and the on-line maintenance of spark gap.
The dash current information that above-mentioned measuring coil 4 collects, includes but not limited to the waveform of dash current.
One signal processor 6 can be connected with one or more measuring coils 4, and each measuring coil 4 is surveyed with it
Gap spark gap 1 and the insulated over-head line 7 of amount are corresponding, and therefore, signal processor 6 can obtain after processing
More Multiple level spark gap dash current relevant information, sequence number that such as gap spark gap is corresponding, corresponding
Insulated over-head line, shaft tower information etc..Further, signal processor 6 is built-in with clock system, can
To realize thunder and lightning Time Triggered date stamp function, the time that record thunderbolt occurs.
Wherein, measuring coil 4 can be Rogowski coil, and Koffsky coil is again current measurement coil,
It is uniform winding loop coil on nonferromugnetic material, response band width, generally
0.1Hz～1MHz, measuring coil 4 uses Rogowski coil that harvester can be made to have broader frequency
The scope of application.Signal processor 6 embedded signal processor, such as STM32, DSP microprocessor etc..
Alternatively, above-mentioned gap spark gap can be such as metal-oxide gap spark gap.
Further, above-mentioned gap lightning arrestor movement information collecting device also includes: energy taking device, is used for
Take energy from insulated over-head line, provide electric energy to signal processor 6 and sender unit 61.Lightning-arrest from gap
The insulated over-head line of device institute installation place takes energy nearby, drives to signal processor 6 and sender unit 61,
Compared with the mode such as power with battery, the energy can be avoided converting, the waste of transmitting procedure, save energy
And it is convenient.
There is multiple implementation in above-mentioned energy taking device, the present embodiment does not limits, and one of which is the most real
Existing mode is to take energy by electromagnetic induction principle.The most as shown in Figure 1, energy taking device is provided with sensing and takes
Energy coil 5, insulated over-head line 7 self induction takes and can pass, due on insulated over-head line 7 in coil 5
Electric current is alternating current, according to physical electromagnetism knowledge, has electric current to produce in induction energy fetching coil 5, can
Think that signal processor 6 and sender unit 61 provide electric energy.
Preferably, induction energy fetching coil 5 uses opening ferrite CT coil, easy for installation and energy conversion effect
Rate is higher.
As it has been described above, the gap lightning arrestor movement information collecting device that this utility model provides, keep away in gap
The high-pressure side of thunder device gathers the dash current information on the spark gap of gap, after signal processor processes,
Sent by sender unit, it is possible to achieve gap lightning arrestor movement information online acquisition, transmission, for gap
The intelligent diagnostics of lightning arrestor movement information and the on-line maintenance of spark gap provide data support.
This utility model embodiment also provides for a kind of gap lightning arrestor movement information monitoring system, this monitoring system
System includes the gap lightning arrestor movement information collecting device described in any of the above-described item.
Referring to shown in Fig. 2, above-mentioned monitoring system also includes: signal receiver 8 and background processor 9, after
Intelligent diagnostic and processing system is installed on platform processor 9.Signal receiver 8 is used for receiving gap spark gap and moves
Make the dash current information that information collecting device sends.Such as, signal receiver 8 is by GPRS wireless network
Network system receives from the harvester (gap lightning arrestor movement information collecting device) on distribution line
CDMA standard signal, this signal content includes impulse current waveform, shaft tower information etc..Background processor 9
It is provided with the software program (i.e. intelligent diagnostic and processing system) of specialized designs programming, the letter that can will receive
Breath, is carried out at data according to distribution line, shaft tower number, spark gap sequence number, action current size order number
Reason.
Specifically, intelligent diagnostics and processing system, it is particularly used according to dash current information, calculates
The running state parameters of gap spark gap, and when gap spark gap breaks down according to running state parameters
Providing fault diagnosis result, above-mentioned running state parameters includes the energy absorbed during the lightning arrestor movement of gap
And temperature rise, these all can be calculated by dash current information and obtain.Running state parameters is for judging
The running status of spark gap, on-line maintenance provide data support.
Intelligent diagnostics in this utility model embodiment and processing system, by monitored circuit each
Gap spark gap dash current information comprehensive, it is also possible to provide the Lightning information of monitored circuit,
Therefrom can accurately judge that insulated conductor of overhead line easily hits part of path, easily hits overhead line structures position, it is also possible to
Estimation area lightning strike density or CG lightning density.
Refering to shown in Fig. 3, this utility model embodiment also provides for a kind of lightning arrestor movement information monitoring side, gap
Method, including:
101, the high-pressure side at gap spark gap gathers the dash current information on the spark gap of gap；
For example, it is possible to pass through way of electromagnetic induction by arranging coil at the high-pressure side of gap spark gap, adopt
Dash current information on the spark gap of collection gap, described dash current information includes because thunderbolt is lightning-arrest in gap
The dash current that device causes, also includes insulated over-head line and shaft tower information etc. that gap spark gap is corresponding.
102, utilize wireless communication networks that the dash current information of collection remotely sends to control backstage；
103, backstage is being controlled, according to the running state parameters of dash current information calculated gap spark gap,
And provide fault diagnosis result when gap spark gap breaks down according to running state parameters.
Control the dash current information that reception gap, backstage lightning arrestor movement information collecting device sends, and root
According to dash current information, the running state parameters of calculated gap spark gap, and at gap spark gap, event occurs
Fault diagnosis result is provided according to running state parameters during barrier.
In the description of above-mentioned embodiment, specific features, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model
It is not limited thereto, the technology model that any those familiar with the art discloses at this utility model
In enclosing, change can be readily occurred in or replace, all should contain within protection domain of the present utility model.Cause
This, protection domain of the present utility model should be as the criterion with described scope of the claims.
Claims (9)
1. a gap lightning arrestor movement information collecting device, it is characterised in that including:
Measuring coil, gathers the dash current information on the spark gap of described gap for the high-pressure side at described gap spark gap；
Signal processor, is connected with described measuring coil, for receiving the dash current information of described measuring coil collection and be converted into digital signal, and the signal modulation before described digital signal is transmitted；
Sender unit, is connected with described signal processor, sends for the information that will modulate.
Harvester the most according to claim 1, it is characterised in that also include:
Energy taking device, for taking energy from insulated over-head line, provides electric energy to described signal processor and described sender unit.
Harvester the most according to claim 2, it is characterised in that described energy taking device includes induction energy fetching coil, described insulated over-head line passes in described induction energy fetching coil.
Harvester the most according to claim 3, it is characterised in that described induction energy fetching coil is opening ferrite coil.
Harvester the most according to claim 1, it is characterised in that described measuring coil is Rogowski coil, and in the way of mutually insulated, it is socketed in the upper electrode of described gap spark gap, the upper electrode of described gap spark gap is connected with insulated over-head line.
Harvester the most according to claim 1, it is characterised in that described signal processor is built-in with clock system.
7. according to the harvester described in claim 1 or 6, it is characterised in that described signal processor is embedded signal processor.
8. a gap lightning arrestor movement information monitoring system, it is characterised in that include the gap lightning arrestor movement information collecting device described in any one of claim 1-7.
Monitoring system the most according to claim 8, it is characterised in that also include:
Signal receiver, for receiving the dash current information that described gap lightning arrestor movement information collecting device sends；
Background processor, it is connected with described signal receiver, background processor is for according to described dash current information, calculate the running state parameters of described gap spark gap, and providing fault diagnosis result when described gap spark gap breaks down according to described running state parameters, described running state parameters includes energy and the temperature rise absorbed during described gap lightning arrestor movement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620365761.1U CN205620484U (en) | 2016-04-26 | 2016-04-26 | Clearance arrester action information acquisition device , monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620365761.1U CN205620484U (en) | 2016-04-26 | 2016-04-26 | Clearance arrester action information acquisition device , monitoring system |
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| CN205620484U true CN205620484U (en) | 2016-10-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891640A (en) * | 2016-04-26 | 2016-08-24 | 南方电网科学研究院有限责任公司 | Clearance arrester operation information acquisition apparatus, monitoring system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891640A (en) * | 2016-04-26 | 2016-08-24 | 南方电网科学研究院有限责任公司 | Clearance arrester operation information acquisition apparatus, monitoring system and method |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210806 Address after: 510663 3 building, 3, 4, 5 and J1 building, 11 building, No. 11, Ke Xiang Road, Luogang District Science City, Guangzhou, Guangdong. Patentee after: China Southern Power Grid Research Institute Co.,Ltd. Patentee after: JINGUAN ELECTRIC Co.,Ltd. Address before: 510080 West Tower, Yuedian building, No.8 shuijungang, Dongfeng East Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee before: China Southern Power Grid Research Institute Co.,Ltd. Patentee before: CSG POWER GRID TECHNOLOGY RESEARCH CENTER Patentee before: NANYANG JINGUAN ELECTRIC Co.,Ltd. |