CN206920515U - Low-voltage transformer area voltage comprehensive monitoring device based on Zigbee technology - Google Patents
Low-voltage transformer area voltage comprehensive monitoring device based on Zigbee technology Download PDFInfo
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- CN206920515U CN206920515U CN201720621241.7U CN201720621241U CN206920515U CN 206920515 U CN206920515 U CN 206920515U CN 201720621241 U CN201720621241 U CN 201720621241U CN 206920515 U CN206920515 U CN 206920515U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 238000005516 engineering process Methods 0.000 title claims description 15
- 238000004891 communication Methods 0.000 claims abstract description 23
- 230000003321 amplification Effects 0.000 claims description 12
- 238000013500 data storage Methods 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 11
- 210000000352 storage cell Anatomy 0.000 claims description 10
- 102100024080 CASP8-associated protein 2 Human genes 0.000 claims description 3
- 101000910382 Homo sapiens CASP8-associated protein 2 Proteins 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 description 5
- 238000013480 data collection Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 239000013307 optical fiber Substances 0.000 description 1
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Abstract
the utility model discloses a low pressure platform district voltage integrated monitoring device based on Zigbee technique, including signal acquisition unit, L CD display element, data memory cell, communication unit, clock unit and main control unit, the signal output part of signal acquisition unit links to each other with main control unit's signal input part, main control unit's signal output part links to each other with L CD display element's signal input part, main control unit carries out data exchange with data memory cell, main control unit and data memory cell are external to have the clock unit, main control unit passes through communication unit and uploads data, communication unit adopts Zigbee communication module for real-time voltage monitoring.
Description
Technical field
Power system automation technology field is the utility model is related to, more particularly to a kind of based on the low of ZigBee technology
Present a theatrical performance as the last item on a programme area's voltage integrated monitoring device.
Background technology
With the continuous improvement of living standards of the people, more and more higher is required to the quality of power supply.Weigh the main of the quality of power supply
Index has two：First, frequency；Second, voltage.Majority mains frequency in China's is relatively stable at present, but quality of voltage problem compares
Prominent, especially 400V taiwan areas voltage needs to improve comprehensively.Quality of voltage is transported to the safety economy of all kinds of electrical equipments
Row have direct influence, be one of most concerned thing in people's lives, and complained in power system most events it
One.With the growth and the change of load electricity consumption rule of rural area load, also more and more higher is required to the regulating and controlling voltage of low-voltage platform area.
At present rural power grids be especially in rural power grids voltage of the power network end away from transformer station fluctuation range it is larger, beyond state
The permissible value of family, the life to power equipment and people bring serious harm, seriously constrain the development of rural economy.
With the growth of load and the growth of monitoring demand, the information of voltage acquisition to low-voltage platform area is increasingly paid attention to.It is low
Area of presenting a theatrical performance as the last item on a programme has that point volume is big, the objective condition such as with a varied topography, and its voltage monitoring has the very big constraint of communication, causes low-voltage platform
The voltage monitoring point in area is layouted less, data upload amount less, the problems such as data availability rate is not high.Optical fiber, carrier communication etc. exist into
This height, engineer applied technical sophistication, the problems such as data transfer is undesirable, there is cost, be limited to electricity in the radio communication such as 4G, GPRS
The problems such as letter system.The shortcomings of metering automation system, which is only layouted, is registering one's residence a little, and data discrete degree is big, data do not upload,
And effective monitoring can not be realized to taiwan area intermediate node.It is anxious preferably to instruct the work such as the planning of taiwan area, transformation and O＆M
The data such as the voltage deviation of low-voltage platform area, rate of qualified voltage need to be collected, statistics and analysis.
Utility model content
The utility model mainly solving the technical problems that provide it is a kind of for low-voltage platform area exploitation, circuit structure it is simple
The low-voltage platform area voltage integrated monitoring device based on ZigBee technology, it is possible to increase the precision of voltage measurement, it is convenient and reliable, from
Dynamicization degree is high, and information transfer cost is low, voltage data collection and monitoring available among the circuit of low-voltage platform area and end.
In order to solve the above technical problems, the technical scheme that the utility model uses is：One kind is provided and is based on Zigbee
The low-voltage platform area voltage integrated monitoring device of technology, including signal gathering unit, LCD display unit, data storage cell, communication
Unit, clock unit and main control unit, the signal output part of the signal gathering unit and the signal input part of main control unit
It is connected, the signal output part of the main control unit is connected with the signal input part of LCD display unit, the main control unit and data
Memory cell carries out data exchange, and the main control unit is circumscribed with clock unit with data storage cell, and the main control unit leads to
Cross communication unit and upload data, the communication unit uses Zigbee communication module, is monitored for real-time voltage.
Further, the signal gathering unit include voltage transformer, operational amplification circuit, A/D change-over circuits and
Digital signal processing unit, the signal output part of the voltage transformer are connected with the signal input part of operational amplification circuit, institute
The signal output part for stating operational amplification circuit is connected with the signal input part of A/D change-over circuits, the signal of the A/D change-over circuits
Output end is connected with the signal input part of digital signal processing unit, the signal output part of the digital signal processing unit and master
The signal input part of control unit is connected；
Further, the main control unit is using single-chip microcomputer serial STM32；
Further, the LCD display unit uses LCD12864 LCDs；
Further, the data storage cell uses AT45DB161 serial FLASHs；
Further, the clock unit uses model DS1302 clock chip.
The beneficial effects of the utility model are：The utility model is sent the voltage signal collected by voltage transformer
Signal condition is carried out to operational amplification circuit, the voltage signal after conditioning is sent to A/D change-over circuits, converted analog signals into
Data signal is simultaneously sent to digital signal processing unit progress calculation process, and the result after computing is sent to main control unit and deposited
Storage, display, and be wirelessly transferred by Zigbee communication unit.Compared with prior art, the utility model improves voltage
The precision of measurement, and realize the transmitting of data and cost is cheap, convenient and reliable, automaticity is high, information transfer into
This is low, voltage data collection and monitoring available among the circuit of low-voltage platform area and end.
Brief description of the drawings
Fig. 1 is the composition schematic diagram of low-voltage platform area voltage integrated monitoring device of the utility model based on ZigBee technology；
The mark of each part is as follows in accompanying drawing：1st, signal gathering unit 2, communication unit 3, LCD display unit 4, master control
Unit 5, data storage cell 6, clock unit 7, voltage transformer 8, operational amplification circuit 9, A/D change-over circuits 10,
Digital signal processing unit.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Referring to Fig. 1, the utility model embodiment includes：Signal gathering unit 1, LCD display unit 3, data storage list
Member 5, communication unit 2, clock unit 6 and main control unit 4, signal output part and the main control unit 4 of the signal gathering unit 1
Signal input part be connected, the signal output part of the main control unit 4 is connected with the signal input part of LCD display unit 3, described
Main control unit 4 carries out data exchange with data storage cell 5, and the main control unit 4 is circumscribed with clock list with data storage cell 5
Member 6, the main control unit 4 upload data by communication unit 2, and the communication unit 2 uses Zigbee communication module, passed through
ZigBee technology realizes radio communication, carries out real-time voltage monitoring device and the communication of taiwan area head end monitoring unit, so improves
The precision of voltage measurement, convenient and reliable, automaticity is high, and information transfer cost is low, among the circuit of low-voltage platform area
With the voltage data collection and monitoring of end；
Further, the signal gathering unit 1 includes voltage transformer 7, operational amplification circuit 8, A/D change-over circuits 9
And digital signal processing unit 10, the signal output part of the voltage transformer 7 and the signal input part of operational amplification circuit 8
It is connected, the signal output part of the operational amplification circuit 8 is connected with the signal input part of A/D change-over circuits 9, the A/D conversions
The signal output part of circuit 9 is connected with the signal input part of digital signal processing unit 10, the digital signal processing unit 10
Signal output part be connected with the signal input part of main control unit 4；
Further, the main control unit 4 is using single-chip microcomputer serial STM32；
Further, the LCD display unit 3 is using LCD12864 LCDs, the display function of the display screen
It is powerful, a large amount of words, figure can be shown, display is various, high-visible, on visual and bright compared with numeral method
Spend in definition and all exist and more advantages；
Further, the data storage cell 5 uses AT45DB161 serial FLASHs, is mainly used to preserve monitoring voltage
Etc. data, for inquiring about and analyzing, the monitoring to line voltage distribution is realized；
Further, the clock unit 6 is using model DS1302 clock chip, the main function of clock unit 6
It is for recording the time.
The voltage signal collected is sent to operational amplification circuit 8 by voltage transformer 7 and carries out letter by the utility model
Number conditioning, the voltage signal after conditioning is sent to A/D change-over circuits 9, converts analog signals into data signal and be sent to number
Word signal processing unit 10 carries out calculation process, and the result after computing is sent to main control unit 4 and is stored, shown, and passes through
Zigbee communication unit is wirelessly transferred.Compared with prior art, the utility model improves the precision of voltage measurement, and in fact
The transmitting of data is showed and cost is cheap, convenient and reliable, automaticity is high, and information transfer cost is low, available for low pressure
The voltage data collection and monitoring of among taiwan area circuit and end.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of low-voltage platform area voltage integrated monitoring device based on ZigBee technology, it is characterised in that including signal acquisition list
Member, LCD display unit, data storage cell, communication unit, clock unit and main control unit, the signal gathering unit
Signal output part is connected with the signal input part of main control unit, the signal output part of the main control unit and LCD display unit
Signal input part is connected, and the main control unit carries out data exchange, the main control unit and data storage with data storage cell
Unit is circumscribed with clock unit, and the main control unit uploads data by communication unit, and the communication unit is led to using Zigbee
Believe module, monitored for real-time voltage.
2. the low-voltage platform area voltage integrated monitoring device according to claim 1 based on ZigBee technology, it is characterised in that：
The signal gathering unit includes voltage transformer, operational amplification circuit, A/D change-over circuits and digital signal processing unit,
The signal output part of the voltage transformer is connected with the signal input part of operational amplification circuit, the letter of the operational amplification circuit
Number output end is connected with the signal input part of A/D change-over circuits, the signal output part of the A/D change-over circuits with data signal
The signal input part of reason unit is connected, the signal output part of the digital signal processing unit and the signal input part of main control unit
It is connected.
3. the low-voltage platform area voltage integrated monitoring device according to claim 1 based on ZigBee technology, it is characterised in that：
The main control unit is using single-chip microcomputer serial STM32.
4. the low-voltage platform area voltage integrated monitoring device according to claim 1 based on ZigBee technology, it is characterised in that：
The LCD display unit uses LCD12864 LCDs.
5. the low-voltage platform area voltage integrated monitoring device according to claim 1 based on ZigBee technology, it is characterised in that：
The data storage cell uses AT45DB161 serial FLASHs.
6. the low-voltage platform area voltage integrated monitoring device according to claim 1 based on ZigBee technology, it is characterised in that：
The clock unit uses model DS1302 clock chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720621241.7U CN206920515U (en) | 2017-05-31 | 2017-05-31 | Low-voltage transformer area voltage comprehensive monitoring device based on Zigbee technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720621241.7U CN206920515U (en) | 2017-05-31 | 2017-05-31 | Low-voltage transformer area voltage comprehensive monitoring device based on Zigbee technology |
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| Publication Number | Publication Date |
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| CN206920515U true CN206920515U (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720621241.7U Active CN206920515U (en) | 2017-05-31 | 2017-05-31 | Low-voltage transformer area voltage comprehensive monitoring device based on Zigbee technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983293A (en) * | 2020-07-24 | 2020-11-24 | 广东电网有限责任公司 | Multi-point real-time parallel voltage measuring system based on wireless networking |
-
2017
- 2017-05-31 CN CN201720621241.7U patent/CN206920515U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983293A (en) * | 2020-07-24 | 2020-11-24 | 广东电网有限责任公司 | Multi-point real-time parallel voltage measuring system based on wireless networking |
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