CN209358247U - A kind of distribution network automated monitoring system - Google Patents
A kind of distribution network automated monitoring system Download PDFInfo
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- CN209358247U CN209358247U CN201920252459.9U CN201920252459U CN209358247U CN 209358247 U CN209358247 U CN 209358247U CN 201920252459 U CN201920252459 U CN 201920252459U CN 209358247 U CN209358247 U CN 209358247U
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- distribution network
- automated monitoring
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Abstract
The utility model provides a kind of distribution network automated monitoring system, it is complicated which solve existing distribution network monitoring modes, automation and the lower technical problem of degree of intelligence, it includes distribution main website, what is connect with distribution main website is several with electronic station, respectively with each several distribution terminals connecting with electronic station, the controller switching equipment being connect respectively with each distribution terminal, distribution terminal includes main control module, power module, memory module, On-off signal output module and electricity sampling module, main control module respectively with power module, memory module, On-off signal output module and the electrical connection of electricity sampling module, the utility model can be widely applied to distribution network monitoring technical field.
Description
Technical field
The utility model relates to distribution network monitoring technical fields, more particularly, to a kind of distribution network automated monitoring system.
Background technique
In recent years, power grid construction has entered high-speed development period in the whole nation, and the power distribution automation to match therewith has also been answered
With very extensive, it is smart grid that distribution network monitoring automated system, which includes power distribution automation main station and all kinds of distribution terminals,
Important component；Simultaneously with the continuous promotion of distribution network automated level, so that more and more monitoring device investments make
With these monitoring device enormous amounts, it is necessary to could effectively acquire data, processing information by corresponding monitoring system.
It needs to expend a large amount of since electric system distributional region range is wide, monitored object is various and disperses in power industry
Human resources on equipment operation maintenance and system detection, maintenance personnel is insufficient and means backwardness has become distribution automation
The weak link of management, and due to that cannot be wanted completely when the uncertainty of system operation, network failure or disaster accident occur
It asks scene to there are personnel to give in time to support, therefore, carries out distribution network automated Design of Monitoring and Control System, realize the inspection of power grid real time execution
It surveys to guarantee the problem of power equipment operates normally and power supply ordering has been urgent need to resolve.
Summary of the invention
The utility model is complicated aiming at existing distribution network monitoring mode, automate and the lower technology of degree of intelligence is asked
Topic provides a kind of automate and the higher distribution network automated monitoring system of degree of intelligence.
For this purpose, the utility model include distribution main website, connect with distribution main website it is several with electronic station, respectively match with each
Several distribution terminals of electronic station connection, the controller switching equipment connecting respectively with each distribution terminal, distribution terminal includes master control mould
Block, power module, memory module, On-off signal output module and electricity sampling module, main control module respectively with power module,
Memory module, On-off signal output module and the electrical connection of electricity sampling module.
Preferably, controller switching equipment includes switchgear, distribution transformer and reactive power compensator.
Preferably, switchgear includes feeder switch, block switch and interconnection switch.
Preferably, block switch and interconnection switch are connected separately with switch automatic circuit.
Preferably, distribution main website and the transmission for realizing information by fiber optic network with electronic station.
Preferably, the transmission of information is realized by wireless network with electronic station and distribution terminal.
Preferably, main control module includes processor circuit, pierce circuit and debugging reset circuit, and processor circuit uses
ARM is as processor chips.
Preferably, electricity sampling module realizes the acquisition of electricity using ADE7878 chip.
Preferably, power module realizes turning for voltage using LM2576D2T family chip and SPX3819M5 family chip
It changes.
Preferably, memory module realizes the storage of data using FM24CL64 chip.
The utility model is monitored each controller switching equipment using the form that layering is assembled, by being arranged in power scheduling
The distribution main website of the heart, be arranged in outgoing line interval with electronic station and that the distribution that each controller switching equipment configures nearby is arranged in is whole
End, using the data communication transfer realized with electronic station between distribution main website and distribution terminal, and the logarithm before data communication
According to some necessary pretreatments are carried out, to mitigate the work load of distribution main website；Distribution terminal is separately connected switch, distribution transforming transformation
Device and reactive power compensator carry out electric quantity data acquisition and execute regulation order, by the parameter of controller switching equipment with analog quantity sum number
Come by being uploaded to distribution main website with electronic station, reception power distribution network matches the order that electronic station hands down in the form acquisition of word amount,
The real time execution situation of power distribution network is monitored, it is practical and convenient.
Detailed description of the invention
Fig. 1 is the principles of the present invention block diagram；
Fig. 2 is the functional block diagram of distribution terminal.
Specific embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawings.
As shown in Figure 1, the utility model include distribution main website, connect with distribution main website it is several with electronic station, respectively with
Each several distribution terminals with electronic station connection, each controller switching equipment being connect respectively with each distribution terminal.
Distribution main website is responsible for each terminal data to power distribution network by being monitored with electronic station to each distribution terminal
Amount carries out automatic collection, and is analyzed and processed to the data of acquisition, according to different requirements or can need to the sampling time
Interval, acquisition range, data type are configured.
Distribution main website and the transmission for realizing information by fiber optic network with electronic station, pass through nothing with electronic station and distribution terminal
The transmission of line network implementations information is acquired with data of the electronic station to each distribution terminal, the data of acquisition is uploaded to and are matched
Electric main website, and the order of distribution main website is received, the monitoring management and control to controller switching equipment around.
Controller switching equipment includes switchgear, distribution transformer and reactive power compensator, and switchgear includes feeder switch, divides
Duan Kaiguan and interconnection switch, feeder switch refer to the distribution line master switch in substation, block switch and interconnection switch point
It is not connected with switch automatic circuit, when a failure occurs, can be overlapped by switching automatic circuit, and can according to need and set
Set coincidence number；Distribution transformer transmits voltage, the current information of distribution operating status, when distribution transforming overload occurs or other are different
When normal state, corresponding warning message is issued, if it is necessary to when making its out of service, then by carrying out to relevant on-load switch
It is remotely controlled separating brake, keeps its out of service；Reactive power compensator assigns the shunt capacitor and its switching device of low pressure side installation, needle
It is automatic to carry out switching compensation device for the power factor taken, and real-time measurement is carried out to compensation capacity.
As shown in Fig. 2, distribution terminal include main control module, power module, memory module, On-off signal output module and
Electricity sampling module, main control module respectively with power module, memory module, On-off signal output module and electricity sampling module
Electrical connection.
Main control module includes processor circuit, pierce circuit and debugging reset circuit, and processor circuit uses ARM
Cortex-M31778 microprocessor is realized to the data processing of entire distribution terminal, control ability and is held as processor chips
Row ability；Pierce circuit uses the RTC clock oscillator of LPC1778, guarantees the stability of working frequency；Debugging reset circuit
TT&C system can be made to return to original state to enter the new duty cycle, and debugged by debugging interface, protected
Demonstrate,prove system function and program correctness.
Power module provides the DC power supply of different voltages for each functional module, be respectively adopted LM2576D2T-5 chip and
SPX3819M5-3.3 chip realizes the conversion of voltage, and voltage conversion efficiency is higher.
Memory module is used to store the operating parameter of a large amount of electric data and distribution terminal, non-easily using FM24CL64
The property lost memory realizes the storage of data.
Electricity sampling module is acquired electric current, the voltage parameter of distribution transformer, and transfers data to hollow mould
Block, electricity sampling module realize the acquisition of electricity, peripheral expansion matrix current adjustment circuit and voltage adjustment using ADE7878 chip
Circuit is adjusted electric current, the voltage of acquisition, avoids the excessive damage circuit of current or voltage.
On-off signal output module includes switching value input circuit and switching value output circuit, and switching value input circuit is real
The switching state monitoring of the division position and compensation device switched in existing switchgear, which employs optocouplers to be isolated, and passes through
Optocoupler realizes the separation of strong and weak electricity, and reducing interference prevents forceful electric power from sealing in main control module, at the same optocoupler it is luminous whether can show
Show corresponding state；The bi-directional thyristor switch intelligent compound switch in parallel with relay is used in switching value output circuit,
Switching devices and reactive power compensator are controlled, and the main function of bidirectional triode thyristor is after its conducting due to both ends
Voltage very little will not generate dash current, then out of service after relay conducting, reduce power consumption, reduce calorific value.
Only as described above, only specific embodiment of the utility model, when the utility model cannot be limited with this
The range of implementation, therefore the displacement of its equivalent assemblies, or according to equivalent changes and modifications made by the utility model patent protection scope,
It should still belong to the scope that the utility model claims book is covered.
Claims (10)
1. a kind of distribution network automated monitoring system, what is connect including distribution main website, with distribution main website is several with electronic station, difference
With each several distribution terminals being connect with electronic station, respectively the controller switching equipment being connect with each distribution terminal, which is characterized in that
The distribution terminal includes main control module, power module, memory module, On-off signal output module and electricity sampling module,
The main control module respectively with the power module, the memory module, the On-off signal output module and the electricity
Sampling module electrical connection.
2. distribution network automated monitoring system according to claim 1, it is characterised in that the controller switching equipment includes switch
Equipment, distribution transformer and reactive power compensator.
3. distribution network automated monitoring system according to claim 2, it is characterised in that the switchgear includes feeder line
Switch, block switch and interconnection switch.
4. distribution network automated monitoring system according to claim 3, it is characterised in that the block switch and contact are opened
Pass is connected separately with switch automatic circuit.
5. distribution network automated monitoring system according to claim 1, it is characterised in that the distribution main website matches with described
Electronic station realizes the transmission of information by fiber optic network.
6. distribution network automated monitoring system according to claim 1, it is characterised in that described to match with electronic station with described
Electric terminals realize the transmission of information by wireless network.
7. distribution network automated monitoring system according to claim 1, it is characterised in that the main control module includes processing
Device circuit, pierce circuit and debugging reset circuit, the processor circuit is using ARM as processor chips.
8. distribution network automated monitoring system according to claim 1, it is characterised in that the electricity sampling module uses
The acquisition of ADE7878 chip realization electricity.
9. distribution network automated monitoring system according to claim 1, it is characterised in that the power module uses
LM2576D2T family chip and SPX3819M5 family chip realize the conversion of voltage.
10. distribution network automated monitoring system according to claim 1, it is characterised in that the memory module uses
The storage of FM24CL64 chip realization data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252459.9U CN209358247U (en) | 2019-02-28 | 2019-02-28 | A kind of distribution network automated monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252459.9U CN209358247U (en) | 2019-02-28 | 2019-02-28 | A kind of distribution network automated monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209358247U true CN209358247U (en) | 2019-09-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920252459.9U Expired - Fee Related CN209358247U (en) | 2019-02-28 | 2019-02-28 | A kind of distribution network automated monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209358247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2769971C1 (en) * | 2020-12-28 | 2022-04-12 | Акционерное общество "Радио и Микроэлектроника" | Vacuum recloser |
-
2019
- 2019-02-28 CN CN201920252459.9U patent/CN209358247U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2769971C1 (en) * | 2020-12-28 | 2022-04-12 | Акционерное общество "Радио и Микроэлектроника" | Vacuum recloser |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190906 Termination date: 20200228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |