CN206878556U - A kind of intelligent switching station terminal equipment - Google Patents
A kind of intelligent switching station terminal equipment Download PDFInfo
- Publication number
- CN206878556U CN206878556U CN201720719427.6U CN201720719427U CN206878556U CN 206878556 U CN206878556 U CN 206878556U CN 201720719427 U CN201720719427 U CN 201720719427U CN 206878556 U CN206878556 U CN 206878556U
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- CN
- China
- Prior art keywords
- module
- signal
- terminal equipment
- switching station
- station terminal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model provides a kind of intelligent switching station terminal equipment, including DTU control modules, state-signal collection module, signal acquisition module, signal processing module and communication module, the DTU control modules connect state-signal collection module, communication module, signal acquisition module and signal processing module respectively, the communication module is connected with host computer, and the signal processing module connects peripheral hardware through bus.The utility model solves the problems, such as poor compatibility, does not support expanded function, compact-sized, reduces installation and debugging workload, improves equipment cost performance.
Description
Technical field
It the utility model is related to a kind of controller switching equipment, more particularly to a kind of intelligent switching station terminal equipment.
Background technology
With requirement more and more higher of the people to the quality of power supply, the power supply reliability of power distribution network is by very big attention.Opening and closing
Institute's distribution terminal is the important component of electrical power distribution automatization system, main to complete respectively positioned at the bottom of distribution net work structure system
The acquisition process of kind field data and the monitoring defencive function to distribution.But all the time because distinct device manufacturer produces
Device supported communication protocol disunity, the problems such as equipment room information is incompatible, cooperate between each terminal difficult, eventually
End debugging and the workload safeguarded are also very big.
DTU quantity in distribution network is more, distribution is wide, ubiquitous, and the operation control to distribution network plays basic
Key effect, its function, technology and reliability directly affect the stabilization and power supply quality of distribution network.DTU, which is used as, to be matched somebody with somebody
One series of electric terminals, the time of research is also not very oversize, but DTU function has been obtained for very big lifting, DTU warps
Monokaryon (mainly 51 single-chip microcomputers series) structure, even double-core (ARM+DSP) structure, coenocytism several stages are gone through, at present
It investigated the multitask based on operating system, multi-functional, processing speed faster, calculated more accurate New Generation of Intelligent
Change distribution terminal.
Utility model content
To overcome the deficiencies in the prior art, the utility model provides a kind of intelligent switching station terminal equipment, to solve
Poor compatibility, the problem of expanded function is not supported, it is compact-sized, installation and debugging workload is reduced, improves equipment cost performance.
The utility model uses following technical scheme：
A kind of intelligent switching station terminal equipment, wherein, including DTU control modules, state-signal collection module, signal acquisition mould
Block, signal processing module and communication module, the DTU control modules connect state-signal collection module, communication module, signal and adopted respectively
Collection module and signal processing module, the communication module are connected with host computer, and the signal processing module connects peripheral hardware through bus.
Preferably, the state-signal collection module includes breaker, first resistor, second resistance, electric capacity, diode and isolation
Module；The normally opened contact of the breaker connects 24V voltages and first resistor respectively, and the other end of the first resistor connects respectively
Connect electric capacity, the negative pole of diode and isolation module pin 1, the other end of the electric capacity, the positive pole of diode and isolation module
Pin 2 is all connected with power supply OV ends, and the pin 3 of the isolation module connects second resistance and terminal respectively, the second resistance
The other end is grounded, and the pin 4 of isolation module connects 5V voltages.
Preferably, the signal acquisition module includes electronic type current sensor, electronic voltage transducer and light sensing
Device.
Preferably, the bus is RS485 buses.
Preferably, the isolation module is photo-coupler.
The beneficial effects of the utility model are as follows：
The utility model application IEC61850 standards, between the device of different manufacturers can be achieved interoperability, can be achieved with
Reliable communication and quick interaction between other intelligent electronic devices, and Function Extension is supported, so as to adapt to power distribution automation
Following development need of system, the demand for development for complying with intelligent grid.
The utility model is connected using bus, has advantages below using bus：The transmission of bus is real-time, and passes
Defeated distant, anti-electromagnetic interference capability is very strong, while cost is also very cheap.And bus employs the logical of two wire serial
Letter mode, its error detecing capability is very strong, and after the data message sent by bus is destroyed or lost, bus can weigh automatically
Hair.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages can pass through
Specifically noted structure is realized and obtained in the specification, claims and accompanying drawing write.
Brief description of the drawings
Fig. 1 is a kind of block diagram of intelligent switching station terminal equipment of the utility model.
Fig. 2 is the circuit theory diagrams of state-signal collection module in a kind of intelligent switching station terminal equipment of the utility model.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
As shown in figure 1, a kind of intelligent switching station terminal equipment is present embodiments provided, including DTU control modules, remote signalling are adopted
Collect module, signal acquisition module, signal processing module and communication module, DTU control modules connect state-signal collection module, led to respectively
Letter module, signal acquisition module and signal processing module, communication module are connected with host computer, and signal processing module is total through RS485
Line connects peripheral hardware.RS485 bus buses employ the communication mode of two wire serial, and its error detecing capability is very strong, transmit real-time
By force, and transmission range farther out, anti-electromagnetic interference capability is strong, while cost is also very cheap.Signal acquisition module includes electronics
Formula current sensor, electronic voltage transducer and optical sensor.
As shown in Fig. 2 state-signal collection module includes breaker 1, first resistor 2, second resistance 6, electric capacity 3, the and of diode 4
Isolation module 5；The normally opened contact of breaker 1 connects 24V voltages and first resistor 2 respectively, and the other end of first resistor 2 connects respectively
Connect electric capacity 3, the negative pole of diode 4 and the pin 1 of isolation module 5, the other end of electric capacity 3, the positive pole of diode 4 and isolation module 5
Pin 2 be all connected with power supply OV ends, the pin 3 of isolation module 5 connects second resistance 6 and terminal respectively, second resistance 6 it is another
End ground connection, the pin 4 of isolation module 5 connect 5V voltages.
Signal acquisition module of the present utility model uses electronic sensor and optical sensor, and electronic sensor and light pass
Sensor can overcome the magnetic saturation characteristic of conventional sensors, so that the measurement to failure electric parameter is more accurate, and not
With carrying out digital-to-analogue conversion.Support intelligent switch access, be advantageously implemented with intelligent switch integrated design, make overall system architecture
It is more compact, installation and debugging workload is reduced, improves cost performance.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (5)
- A kind of 1. intelligent switching station terminal equipment, it is characterised in that：Including DTU control modules, state-signal collection module, signal acquisition Module, signal processing module and communication module, the DTU control modules connect state-signal collection module, communication module, signal respectively Acquisition module and signal processing module, the communication module are connected with host computer, and the signal processing module connects outer through bus If.
- 2. intelligent switching station terminal equipment according to claim 1, it is characterised in that：The state-signal collection module includes disconnected Road device, first resistor, second resistance, electric capacity, diode and isolation module；The normally opened contact of the breaker connects 24V respectively Voltage and first resistor, the other end of the first resistor connect electric capacity, the negative pole of diode and isolation module pin 1 respectively, The pin 2 of the other end of the electric capacity, the positive pole of diode and isolation module is all connected with power supply OV ends, and the isolation module draws Pin 3 connects second resistance and terminal, the other end ground connection of the second resistance respectively, and the pin 4 of isolation module connects 5V voltages.
- 3. intelligent switching station terminal equipment according to claim 1, it is characterised in that：The signal acquisition module includes electricity Type current sensor, electronic voltage transducer and optical sensor.
- 4. intelligent switching station terminal equipment according to claim 1, it is characterised in that：The bus is RS485 buses.
- 5. intelligent switching station terminal equipment according to claim 2, it is characterised in that：The isolation module is optical coupling Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720719427.6U CN206878556U (en) | 2017-06-20 | 2017-06-20 | A kind of intelligent switching station terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720719427.6U CN206878556U (en) | 2017-06-20 | 2017-06-20 | A kind of intelligent switching station terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206878556U true CN206878556U (en) | 2018-01-12 |
Family
ID=61334163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720719427.6U Expired - Fee Related CN206878556U (en) | 2017-06-20 | 2017-06-20 | A kind of intelligent switching station terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206878556U (en) |
-
2017
- 2017-06-20 CN CN201720719427.6U patent/CN206878556U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 Termination date: 20200620 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |