CN207636676U - A kind of Power System Fault Record record monitors integration unit with breaker - Google Patents
A kind of Power System Fault Record record monitors integration unit with breaker Download PDFInfo
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- CN207636676U CN207636676U CN201721424600.6U CN201721424600U CN207636676U CN 207636676 U CN207636676 U CN 207636676U CN 201721424600 U CN201721424600 U CN 201721424600U CN 207636676 U CN207636676 U CN 207636676U
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Abstract
A kind of Power System Fault Record record monitors integration unit with breaker comprising senior management computer and terminal device, terminal device include acquisition control module, switch signal acquisition module and collection of simulant signal module；Acquisition control module includes the first fpga chip, constant-temperature crystal oscillator and GPS receiver, and constant-temperature crystal oscillator and GPS receiver are connect with the first fpga chip respectively, and the output end of the first fpga chip is connect with senior management computer；Switch signal acquisition module includes photoisolator and CPLD chips, and photoisolator is connected with the input terminal of CPLD chips, and the output end of CPLD chips is connect with the input terminal of the first fpga chip；Collection of simulant signal module includes sampling hold circuit, AD conversion module and the second fpga chip, and sampling hold circuit is connect after AD conversion module with the input terminal of the second fpga chip, and the output end of the second fpga chip is connect with the input terminal of the first fpga chip.The utility model combines oscillograph and breaker analytic function in one, improves the utilization ratio of equipment.
Description
Technical field
The utility model is related to arrive electric power monitoring technical field, and in particular to a kind of Power System Fault Record record with
Breaker monitors integration unit.
Background technology
Failure wave-recording recording device is used for electric system, when transmission line of electricity breaks down, automatically, accurately records event
The situation of change for hindering the various electrical quantity of forward and backward process, by analysis to these electrical quantity, compare, to analyzing processing accident,
Protection whether correctly action, faulty line distance etc. are judged, to improving the horizontal important role of safe operation of power system.
Breaker on-Line Monitor Device realizes the real time on-line monitoring to high-voltage circuitbreaker operating status, action process；It is logical
It crosses and circuit-breaker switching on-off time response is analyzed, realize the fault diagnosis to operating mechanism and stored energy mechanism；It realizes to contact electricity
The comprehensive analysis in service life, and then early warning is carried out to the hidden danger such as tripping, malfunction existing for high-voltage circuitbreaker, it is the shape of high-voltage circuitbreaker
State maintenance provides sufficient foundation.
China formally uses IEC 61850 for power industry standard within 2007, sets about change secondary device Data duplication and adopts
Collect, lack data integration and processing, lack information exchange and shared present situation, south electric network in 2016 is secondary in formulation a new generation
It protects in the standard of equipment fault oscillograph and specifies the developing direction of equipment complex, but have not yet to see said two products
Failure wave-recording record is carried out to power grid according to 61850 standard unified Modelings of IEC and breaker monitors two-in-one device.
Utility model content
The purpose of this utility model is to provide a kind of Power System Fault Record record and monitors integration unit, collection with breaker
It is recorded and analyzed at failure wave-recording and breaker Dynamic Characteristics function is in one, improved the utilization ratio of equipment, reduce electricity
The purchase cost of power equipment, while being more in line with the requirement that electric system simplifies secondary circuit.
To achieve the above object, the technical scheme adopted by the utility model is that：
A kind of Power System Fault Record record monitors integration unit with breaker comprising senior management computer and end
End equipment, terminal device include acquisition control module, switch signal acquisition module and collection of simulant signal module；
Acquisition control module includes the first fpga chip, constant-temperature crystal oscillator and GPS receiver, constant-temperature crystal oscillator and GPS receiver
It is connect respectively with the first fpga chip, the output end of the first fpga chip is connect with senior management computer, and constant-temperature crystal oscillator is used for
Pulse signal is provided to switch signal acquisition module and collection of simulant signal module, when GPS receiver is synchronized for receiving GPS
Between；
Switch signal acquisition module includes photoisolator and CPLD chips, the input terminal of photoisolator and CPLD chips
Connection, the output end of CPLD chips are connect with the input terminal of the first fpga chip；
Collection of simulant signal module includes sampling hold circuit, AD conversion module and the second fpga chip, and sampling keeps electricity
Road is connect after AD conversion module with the input terminal of the second fpga chip, the output end of the second fpga chip and the first FPGA cores
The input terminal of piece connects.
From the foregoing, it will be observed that the utility model collection of simulant signal module can be used for acquiring AC/DC voltage and current signals,
And switch signal acquisition module is used to acquire the on-off models such as the divide-shut brake of protection equipment or breaker apparatus；Acquisition control mould
Block is used to control collection of simulant signal module and switch signal acquisition module synchronizes gathered data, and reads data while beating
Senior management computer is sent to after upper GPS time stamp, senior management computer is equipped with failure wave-recording History Parser Module and open circuit
Device monitors analysis module, and failure wave-recording History Parser Module mainly realizes various accident analyses such as：Voltage, current effective value, work(
Rate, order components, vector, difference stream etc., breaker monitoring analysis module mainly realizes various accident analyses such as：Fault type, failure
Distance etc..Wherein between senior management computer, acquisition control module, switch signal acquisition module and collection of simulant signal module
It is connected using core bus.
The utility model is different from traditional breaker monitoring device, to breaker on breaker Dynamic Characteristics
During the on-off models such as the divide-shut brake of equipment are acquired, it is not necessarily to human intervention, either overhaul of line breaker is tested, still
Correct operation, the utility model can all automatically record the on/off switch coil current variation of breaker actuation each time, automatic to compare
Data and historical data are recorded, is prompted if any abnormal active alarm.
As a kind of improvement of the utility model, the switch signal acquisition module further includes EMC circuits, EMC circuits with
The input terminal of photoisolator connects.EMC circuits can inhibit and eliminate industrial automation system scene strong electromagnetic and
Electric spark interferes.
As a kind of improvement of the utility model, the collection of simulant signal module further includes multiple selector and voltage stabilizing electricity
Road, the sampling hold circuit, regulator circuit are connect with the input terminal of multiple selector respectively, multiple selector output end and AD
Conversion module connects.
As a kind of improvement of the utility model, the senior management computer includes that hard disk, arm processor, HPI connect
Mouth, network interface card, USB and video card VGA, hard disk, HPI interfaces, network interface card, USB and video card VGA connect with the access port of arm processor respectively
It connects, the output end of the first fpga chip is connected with HPI interfaces.
Compared with prior art, the utility model has the following advantages：
The utility model integrates portable oscillograph and breaker Dynamic Characteristics function in one, improves the profit of equipment
With efficiency, the purchase cost of power equipment is reduced；And the utility model is different from tradition on breaker Dynamic Characteristics
Breaker monitoring device, during the on-off models such as divide-shut brake to breaker apparatus are acquired, without artificial dry
In advance, the on/off switch coil current variation of breaker actuation each time, automatic comparison record data and historical data can be automatically recorded,
It is prompted if any abnormal active alarm.
Description of the drawings
Fig. 1 is the schematic diagram that the utility model Power System Fault Record record monitors integration unit with breaker.
Fig. 2 is the schematic diagram of the utility model senior management computer.
Specific implementation mode
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.It is appreciated that
, specific embodiment described herein is used only for explaining the utility model, rather than the restriction to the utility model.In addition
It should also be noted that, illustrating only for ease of description, in attached drawing and the relevant part of the utility model rather than full content.
Embodiment
Please refer to Fig. 1, a kind of Power System Fault Record record monitors integration unit with breaker comprising upper management
Computer 10 and terminal device, terminal device include that acquisition control module 20, switch signal acquisition module 40 and analog signal are adopted
Collect module 30；
Acquisition control module 20 includes the first fpga chip 21, constant-temperature crystal oscillator 22 and GPS receiver 23,22 He of constant-temperature crystal oscillator
GPS receiver 23 is connect with the first fpga chip 21 respectively, output end and the senior management computer 10 of the first fpga chip 21
Connection, constant-temperature crystal oscillator 22 are used to provide pulse signal, GPS to switch signal acquisition module 40 and collection of simulant signal module 30
Receiver 23 is for receiving GPS synchronization times；
Switch signal acquisition module 40 includes photoisolator 41 and CPLD chips 42, photoisolator 41 and CPLD chips
42 input terminal connection, the output end of CPLD chips 42 are connect with the input terminal of the first fpga chip 21；
Collection of simulant signal module 30 includes sampling hold circuit 31, AD conversion module 32 and the second fpga chip 33, is adopted
Sample holding circuit 31 is connect after AD conversion module 32 with the input terminal of the second fpga chip 33, the second fpga chip 33 it is defeated
Outlet is connect with the input terminal of the first fpga chip 21.
From the foregoing, it will be observed that the utility model collection of simulant signal module can be used for acquiring AC/DC voltage and current signals,
And switch signal acquisition module is used to acquire the on-off models such as the divide-shut brake of protection equipment or breaker apparatus；Acquisition control mould
Block is used to control collection of simulant signal module and switch signal acquisition module synchronizes gathered data, and reads data while beating
Senior management computer is sent to after upper GPS time stamp, senior management computer is equipped with failure wave-recording History Parser Module and open circuit
Device monitors analysis module, and failure wave-recording History Parser Module mainly realizes various accident analyses such as：Voltage, current effective value, work(
Rate, order components, vector, difference stream etc., breaker monitoring analysis module mainly realizes various accident analyses such as：Fault type, failure
Distance etc..Wherein between senior management computer, acquisition control module, switch signal acquisition module and collection of simulant signal module
It is connected using core bus.
The utility model is different from traditional breaker monitoring device, to breaker on breaker Dynamic Characteristics
During the on-off models such as the divide-shut brake of equipment are acquired, it is not necessarily to human intervention, either overhaul of line breaker is tested, still
Correct operation, the utility model can all automatically record the on/off switch coil current variation of breaker actuation each time, automatic to compare
Data and historical data are recorded, is prompted if any abnormal active alarm.
In the present embodiment, the switch signal acquisition module 40 further includes EMC circuits 43, EMC circuits 43 and photoelectricity every
Input terminal connection from device 41.EMC circuits can inhibit and eliminate the strong electromagnetic and electrical fire at industrial automation system scene
Flower interference.
In the present embodiment, the collection of simulant signal module 30 further includes multiple selector 34 and regulator circuit 35, institute
State sampling hold circuit 31, regulator circuit 35 is connect with the input terminal of multiple selector 34 respectively, 34 output end of multiple selector
It is connect with AD conversion module 32.Regulator circuit can provide stable power supply signal.
Fig. 2 is please referred to, in the present embodiment, the senior management computer 10 includes hard disk 11, arm processor 12, HPI
Interface 13, network interface card 14, USB15 and video card VGA16, hard disk 11, HPI interfaces 13, network interface card 14, USB15 and video card VGA16 difference
It is connect with the interface of arm processor 12, the output end of the first fpga chip 21 is connected with HPI interfaces 13.
Above-listed detailed description is illustrating for the utility model possible embodiments, which is not to limit
The scope of the claims of the utility model, all equivalence enforcements or change without departing from carried out by the utility model are intended to be limited solely by this case
In the scope of the claims.
Claims (4)
1. a kind of Power System Fault Record record monitors integration unit with breaker, it is characterised in that：It is counted including upper management
Calculation machine and terminal device, terminal device include acquisition control module, switch signal acquisition module and collection of simulant signal module；
Acquisition control module includes the first fpga chip, constant-temperature crystal oscillator and GPS receiver, and constant-temperature crystal oscillator and GPS receiver are distinguished
It is connect with the first fpga chip, the output end of the first fpga chip is connect with senior management computer, and constant-temperature crystal oscillator is used for opening
OFF signal acquisition module and collection of simulant signal module provide pulse signal, and GPS receiver is for receiving GPS synchronization times；
Switch signal acquisition module includes photoisolator and CPLD chips, the input terminal company of photoisolator and CPLD chips
It connects, the output end of CPLD chips is connect with the input terminal of the first fpga chip；
Collection of simulant signal module includes sampling hold circuit, AD conversion module and the second fpga chip, sampling hold circuit warp
It is connect with the input terminal of the second fpga chip after AD conversion module, the output end of the second fpga chip is defeated with the first fpga chip
Enter end connection.
2. Power System Fault Record record according to claim 1 monitors integration unit with breaker, it is characterised in that：
The switch signal acquisition module further includes EMC circuits, and the input terminal of EMC circuits and photoisolator connects, and EMC circuits can be with
Inhibit and eliminate strong electromagnetic and the electric spark interference at industrial automation system scene.
3. Power System Fault Record record according to claim 1 monitors integration unit with breaker, it is characterised in that：
The collection of simulant signal module further includes multiple selector and regulator circuit, the sampling hold circuit, regulator circuit difference
It is connect with the input terminal of multiple selector, multiple selector output end is connect with AD conversion module.
4. Power System Fault Record record according to claim 1 monitors integration unit with breaker, it is characterised in that：
The senior management computer includes hard disk, arm processor, HPI interfaces, network interface card, USB and video card VGA, hard disk, HPI interfaces,
Network interface card, USB and video card VGA are connect with the access port of arm processor respectively, output end and the HPI interface phases of the first fpga chip
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721424600.6U CN207636676U (en) | 2017-10-31 | 2017-10-31 | A kind of Power System Fault Record record monitors integration unit with breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721424600.6U CN207636676U (en) | 2017-10-31 | 2017-10-31 | A kind of Power System Fault Record record monitors integration unit with breaker |
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| Publication Number | Publication Date |
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| CN207636676U true CN207636676U (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721424600.6U Active CN207636676U (en) | 2017-10-31 | 2017-10-31 | A kind of Power System Fault Record record monitors integration unit with breaker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044896A (en) * | 2019-12-23 | 2020-04-21 | 云南恒协科技有限公司 | Strut type circuit breaker on-line monitoring system |
| CN113253105A (en) * | 2021-04-02 | 2021-08-13 | 深圳供电局有限公司 | High-voltage switch action characteristic measuring system |
-
2017
- 2017-10-31 CN CN201721424600.6U patent/CN207636676U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044896A (en) * | 2019-12-23 | 2020-04-21 | 云南恒协科技有限公司 | Strut type circuit breaker on-line monitoring system |
| CN113253105A (en) * | 2021-04-02 | 2021-08-13 | 深圳供电局有限公司 | High-voltage switch action characteristic measuring system |
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